| blob | 1ffef335404bfeeef743084647bdea8e40e58473 |
1 2002-05-02 Jakub Jelinek <jakub@redhat.com>
3 PR target/6540
4 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
5 * config/float-sparc.h: Assume 128-bit long double if
6 __LONG_DOUBLE_128__ is defined.
8 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
10 * genattrtab.c (write_function_unit_info): Add a dummy element
11 when num_units == 0.
13 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
16 TYPE_MODE (double_type_node) instead of DFmode.
18 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
20 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
21 jumps post reload.
22 * toplev.c (rest_of_compilation): Revert Richard's patch.
24 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
26 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
28 2002-05-02 Catherine Moore <clm@redhat.com>
30 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
32 2002-05-02 Kazu Hirata <kazu@hxi.com>
34 * combine.c: Fix comment typos.
35 * expr.c: Likewise.
36 * genautomata.c: Likewise.
37 * stmt.c: Likewise.
38 * tree.h: Likewise.
40 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
42 * doc/install.texi: State GNAT version requirements.
44 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
46 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
47 of the frame pointer or arg pointer register which strict register
48 checking is not enabled.
50 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
52 * gcc.dg/altivec-8.c: New.
54 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
55 PRE_INC and PRE_DEC for altivec modes.
57 2002-05-01 Bruce Korb <bkorb@gnu.org>
59 * fixinc/check.tpl(set-writable): make sure the function exists first
60 * fixinc/inclhack.def(alpha_assert): fix test_text
61 * fixinc/tests/base/assert.h: add in missing result
63 2002-05-01 Jeff Law <law@redhat.com>
65 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
66 'T' constraint.
68 2002-05-01 Joel Brobecker <brobecker@gnat.com>
70 * dbxout.c (dbxout_type): Emit size information for range types,
71 as well, but only when using GDB extensions.
73 2002-05-01 Richard Henderson <rth@redhat.com>
75 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
76 target-independent gnu binutils date test.
78 2002-05-01 Richard Henderson <rth@redhat.com>
80 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
81 info before expunging the block.
83 2002-05-01 Jakub Jelinek <jakub@redhat.com>
85 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
86 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
87 -M -or -MM is in effect.
89 2002-05-01 Zack Weinberg <zack@codesourcery.com>
91 * config.gcc: Correct test of --enable-obsolete. Obsolete all
92 A29k configurations.
93 * doc/install.texi: Update to match.
95 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
97 PR bootstrap/6514
98 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
99 for duplicates. Always loop over whole list.
101 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
103 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
105 2002-05-01 Joel Sherrill <joel@OARcorp.com>
107 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
108 support routines.
110 2002-05-01 Joel Sherrill <joel@OARcorp.com>
112 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
114 2002-05-01 David Edelsohn <edelsohn@gnu.org>
116 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
117 (nabs_nopower): Same.
118 (floatdisf2): New pattern.
119 (absdi2): Convert to define_insn_and_split.
120 (nabsdi2): Same.
121 (trunctfsf2): Same.
122 (floatditf2): Same.
123 (floatsitf2): Same.
124 (fix_trunctfdi2): Same.
125 (fix_trunctfsi2): Same.
127 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
129 * doc/install.texi: Update Texinfo version requirement
130 documentation.
132 2002-05-01 Jakub Jelinek <jakub@redhat.com>
134 PR target/6512, PR target/5628
135 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
136 when memory is not aligned.
137 (movdf_insn_v9only_vis): Likewise.
138 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
139 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
140 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
142 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
144 * gcc.dg/altivec-7.c: New.
146 * config/rs6000/altivec.h: Cleanup.
148 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
150 * doc/invoke.texi (Option Summary): Add -mvrsave=.
151 (RS/6000 and PowerPC Options): Document -mvrsave=.
153 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
154 (rs6000_altivec_vrsave_string): Same.
155 (rs6000_override_options): Call rs6000_parse_vrsave_option.
156 (rs6000_parse_vrsave_option): New.
157 (rs6000_stack_info): Only generate vrsave instructions when
158 TARGET_ALTIVEC_VRSAVE.
160 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
161 (rs6000_altivec_vrsave_string): Define extern.
162 (rs6000_altivec_vrsave): Same.
163 (TARGET_ALTIVEC_VRSAVE): New.
165 2002-04-30 Richard Henderson <rth@redhat.com>
167 PR opt/6516
168 * toplev.c (rest_of_compilation): Don't run cross-jump before
169 bb-reorder.
171 2002-04-30 Tom Rix <trix@redhat.com>
173 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
174 check which_alternative.
176 2002-04-30 Kazu Hirata <kazu@hxi.com>
178 * cpplex.c: Fix comment formatting.
179 * function.c: Likewise.
180 * integrate.c: Likewise.
181 * regrename.c: Likewise.
182 * sibcall.c: Likewise.
183 * simplify-rtx.c: Likewise.
184 * tree-inline.c: Likewise.
186 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
188 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
189 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
190 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
191 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
192 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
193 * pa/x-ada: New file. Define ADA_CFLAGS.
195 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
197 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
198 from MMIX_LAST_REGISTER_FILE_REGNUM.
199 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
200 (struct machine_function): New member highest_saved_stack_register
201 previously static variable in mmix.c.
202 (MACHINE_DEPENDENT_REORG): Define.
203 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
204 (MMIX_OUTPUT_REGNO): New.
205 (mmix_target_asm_function_prologue): Move calculation of last used
206 saved-stack-register into...
207 (mmix_machine_dependent_reorg): New function. Update to also handle
208 !TARGET_ABI_GNU.
209 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
210 register names, simplify somewhat by new variable regno.
211 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
212 register.
213 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
214 emitting register names.
215 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
216 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
217 Remove fixed FIXME.
218 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
219 Declare.
221 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
223 2002-04-30 Richard Henderson <rth@redhat.com>
225 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
226 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
227 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
228 emit_tfmode_cvt): New.
229 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
230 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
231 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
232 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
233 * config/sparc/sparc-protos.h: Update.
235 2002-04-30 Janis Johnson <janis187@us.ibm.com>
237 * install.texi (Final install): Add to the list of info to include
238 in a report of a successful bootstrap, and add link to 3.1 list.
240 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
242 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
243 (mode): Add vector modes
244 (i387): Kill attribute.
245 (unit): New attribute.
246 (length_immediate): Grok new types.
247 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
248 (modrm): Use "unit".
249 (memory): Handle MMX/SSE properly.
250 (scheduling descriptions): Kill uses of fop1.
251 (sse, mmx, fp patterns): Set type and mode properly.
253 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
255 * pa.c (override_options): Default to PA8000 scheduling.
256 * doc/invoke.texi (HP-PA options): Mention newly added 7300
257 scheduling parameter.
259 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
260 handling of double precision multiplies.
262 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
263 fpdiv and fpsqrt instructions.
264 (7200 & 7300 scheduling): Fix typo in handling of
265 store-load and store-store penalties.
267 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
269 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
270 mips. Add two missing commas.
272 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
274 * doc/contrib.texi (Contributors): Update Paolo Carlini's
275 and Benjamin Kosnik's entries.
277 2002-04-29 David S. Miller <davem@redhat.com>
279 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
280 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
281 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
282 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
284 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
286 * combine.c (find_split_point): Use gen_int_mode.
288 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
290 Merging code from dfa-branch:
292 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
294 * genautomata.c (output_reserv_sets): Fix typo.
296 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
298 * genautomata.c (output_reserv_sets): Remove
299 next_cycle_output_flag.
301 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
303 * sched-rgn.c (init_ready_list): Make the DFA code handle
304 USE/CLOBBER insns in the same way as the traditional
305 scheduler.
306 (new_ready): Similarly..
308 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
310 * haifa-sched.c (schedule_block): Change the DFA state only after
311 issuing insn.
313 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
315 * pa.c (hppa_use_dfa_pipeline_interface): New function.
316 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
317 (override_options): Add PA7300 scheduling support.
318 (pa_adjust_cost): Update various comments. Properly
319 handle anti and output dependencies when using the
320 DFA scheduler.
321 (pa_issue_rate): Add PA7300 scheduling support.
322 (pa_can_combine_p): Call extract_insn before calling
323 constrain_operands (taken from mainline tree).
324 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
325 * pa.md (cpu attr): Add 7300. Rewrite pipeline
326 descriptions using DFA descriptions. Add PA7300
327 scheduling support.
329 2002-03-30 David S. Miller <davem@redhat.com>
331 Add UltraSPARC-III DFA scheduling support.
332 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
333 Update FP conditional move on register insn patterns to use it, as
334 appropriate.
335 (define_attr cpu): Add ultrasparc3.
336 (define_attr us3load_type): New, update integer load patterns to
337 set it, as appropriate.
338 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
339 (rest): Add UltraSPARC3 scheduling description.
340 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
341 (PROCESSOR_ULTRASPARC3): New.
342 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
343 ({ASM,CPP}_CPU_SPEC): Likewise.
344 (REGISTER_MOVE_COST): Likewise.
345 (RTX_COSTS): Likewise.
346 * config/sparc/sparc.c (sparc_override_options,
347 sparc_initialize_trampoline, sparc64_initialize_trampoline,
348 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
349 sparc_issue_rate): Likewise.
350 * config/sparc/sol2.h: Likewise.
351 * config/sparc/sol2-sld-64.h: Likewise.
352 * config/sparc/linux64.h: Likewise.
354 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
356 * doc/md.texi: Add comments about usage the latency time for the
357 different dependencies and about case when two or more conditions
358 in different define_insn_reservations returns TRUE for an insn.
360 * doc/md.texi: Add reference for automaton based pipeline
361 description.
363 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
365 * doc/passes.texi: Add missed information about genattrtab.
367 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
369 * genautomata.c (output_automata_list_transition_code): Check
370 automata_list on NULL.
372 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
374 * genautomata.c (output_insn_code_cases,
375 output_automata_list_min_issue_delay_code,
376 output_automata_list_transition_code,
377 output_automata_list_state_alts_code): Comment the functions.
379 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
381 * genautomata.c (automata_list_el_t): New typedef.
382 (get_free_automata_list_el,free_automata_list_el,
383 free_automata_list, automata_list_hash, automata_list_eq_p,
384 initiate_automata_lists, automata_list_start, automata_list_add,
385 automata_list_finish, finish_automata_lists,
386 output_insn_code_cases, output_automata_list_min_issue_delay_code,
387 output_automata_list_transition_code,
388 output_automata_list_state_alts_code, add_automaton_state,
389 form_important_insn_automata_lists): New functions and prototypes.
390 (insn_reserv_decl): Add members important_automata_list and
391 processed_p.
392 (ainsn): Add members important_p.
393 (automata_list_el): New structure.
394 (first_free_automata_list_el, current_automata_list,
395 automata_list_table): New global variables.
396 (create_ainsns): Initiate member important_p.
397 (output_internal_min_issue_delay_func): Generate the switch and
398 call output_insn_code_cases.
399 (output_internal_trans_func, output_internal_state_alts_func):
400 Ditto.
401 (generate): Call initiate_automata_lists.
402 (automaton_states): New global variable.
403 (expand_automata): Call form_important_insn_automata_lists.
404 (write_automata): Call finish_automata_lists.
406 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
408 * genautomata.c (add_excls, add_presence_absence): Check that
409 cpu units in the sets belong the same automaton.
411 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
412 about that cpu units in the sets belong the same automaton.
414 * doc/md.texi: Ditto.
416 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
417 Nitin Gupta <niting@noida.hcltech.com>
419 * config/sh/sh.c (sh_use_dfa_interface): New function.
421 (sh_issue_rate): New Function.
422 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
423 TARGET_SCHED_ISSUE_RATE: define.
425 * config/sh/sh.md: Add DFA based pipeline description for SH4.
427 (define_attr insn_class): New attribute used for DFA
428 scheduling.
429 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
430 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
431 cmpeqdi_t): Likewise.
433 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
434 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
435 ex_group.
436 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
438 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
440 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
441 break.
443 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
445 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
446 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
447 necessary.
448 (output_dfa_start_func): Initiate new variable insn_codes_length,
449 (write_automata): Output definition of the new variable.
451 2001-10-02 David S. Miller <davem@redhat.com>
453 * haifa-sched.c (advance_one_cycle): New function.
454 (schedule_block): Use it.
455 (queue_to_ready): Use it, and also make sure to advance the DFA
456 state on all stall cycles, not just those where insn_queue links
457 are found.
459 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
461 * haifa-sched.c (max_issue): Remove last_p argument. Only return
462 non-zero if the highest-priority instruction could be scheduled.
463 (choose_ready): Remove last argument from max_issue call.
465 2001-09-28 David S. Miller <davem@redhat.com>
467 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
468 ultrasparc and 3 for other multi-issue sparcs.
470 2001-09-27 David S. Miller <davem@redhat.com>
472 * config/sparc/sparc.md (cycle_display): New pattern.
473 * config/sparc/sparc.c (sparc_cycle_display): New.
474 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
476 2001-09-25 David S. Miller <davem@redhat.com>
478 Convert all of Sparc scheduling to DFA
479 * config/sparc/sparc.md: Kill all define_function_unit
480 directives and replace with DFA equivalent.
481 * config/sparc/sparc.c (ultrasparc_adjust_cost,
482 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
483 ultra_fpmode_conflict_exists, ultra_find_type,
484 ultra_build_types_avail, ultra_flush_pipeline,
485 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
486 ultrasparc_variable_issue, ultrasparc_sched_init,
487 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
488 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
489 ultra_cur_hist, ultra_cycles_elapsed): Kill.
490 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
491 ultrasparc_store_bypass_p): New.
492 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
493 Declare.
495 2001-09-24 David S. Miller <davem@redhat.com>
497 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
498 ready->vec[foo] not ready[foo].
500 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
502 * doc/md.texi: Correct examples for define_insn_reservations
503 `mult' and `div'.
505 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
507 * genautomata.c (create_automata): Print message about creation of
508 each automaton.
509 (generate): Remove printing meease about creation of
510 automata.
512 2001-09-05 David S. Miller <davem@redhat.com>
514 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
515 * config/sparc/linux64.h: Likewise.
517 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
519 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
520 schedule_block, sched_init, sched_finish): Add missed calls of
521 use_dfa_pipeline_interface.
523 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
524 Ditto.
526 * sched-vis.c (get_visual_tbl_length): Ditto.
528 2001-08-27 Richard Henderson <rth@redhat.com>
530 * genattr.c (main): Emit state_t even when not doing scheduling.
532 2001-08-27 Richard Henderson <rth@redhat.com>
534 * genautomata.c (expand_automata): Always create a description.
536 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
538 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
539 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
540 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
541 RTL constructions.
543 * genattr.c (main): New variable num_insn_reservations. Increase
544 it if there is DEFINE_INSN_RESERVATION. Output automaton based
545 pipeline hazard recognizer interface.
547 * genattrtab.h: New file.
549 * genattrtab.c: Include genattrtab.h.
550 (attr_printf, check_attr_test, make_internal_attr,
551 make_numeric_value): Move protypes into genattrtab.h. Define them
552 as external.
553 (num_dfa_decls): New global variable.
554 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
555 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
556 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
557 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
559 * genautomata.c: New file.
561 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
563 * sched-int.h: (curr_state): Add the external definition for
564 automaton pipeline interface.
565 (haifa_insn_data): Add comments for members blockage and units.
567 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
568 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
569 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
570 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
571 TARGET_SCHED_DFA_POST_CYCLE_INSN,
572 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
573 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
574 macros.
575 (TARGET_SCHED): Use the new macros.
577 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
578 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
579 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
580 dfa_bubble): New members in gcc_target.sched.
582 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
583 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
584 (insn_queue): Redefine it as pointer to array.
585 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
586 INSN_QUEUE_SIZE.
587 (max_insn_queue_index_macro_value): New variable.
588 (curr_state, dfa_state_size, ready_try): New varaibles for
589 automaton interface.
590 (ready_element, ready_remove, max_issue): New function prototypes
591 for automaton interface.
592 (choose_ready): New function prototype.
593 (insn_unit, blockage_range): Add comments.
594 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
595 FUNCTION_UNITS_SIZE == 0.
596 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
597 actual_hazard, potential_hazard): Add comments.
598 (insn_cost): Use cost -1 as undefined value. Remove
599 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
600 pipeline interface.
601 (ready_element, ready_remove): New functions for automaton
602 interface.
603 (schedule_insn): Add new code for automaton pipeline interface.
604 (queue_to_ready): Add new code for automaton pipeline interface.
605 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
606 (debug_ready_list): Print newline when the queue is empty.
607 (max_issue): New function for automaton pipeline interface.
608 (choose_ready): New function.
609 (schedule_block): Add new code for automaton pipeline interface.
610 Print ready list before scheduling each insn.
611 (sched_init): Add new code for automaton pipeline interface.
612 Initiate insn cost by -1.
613 (sched_finish): Free the current automaton state and finalize
614 automaton pipeline interface.
616 * sched-rgn.c: Include target.h.
617 (init_ready_list, new_ready, debug_dependencies): Add new code for
618 automaton pipeline interface.
620 * sched-vis.c: Include target.h.
621 (get_visual_tbl_length): Add code for automaton interface.
622 (target_units, print_block_visualization): Add comments.
624 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
625 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
626 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
627 (getruntime.o, genautomata.o): New entries.
628 (genattrtab.o): Add new dependency file genattrtab.h.
629 (genattrtab): Add new dependencies. Link it with `libm.a'.
630 (getruntime.o, hashtab.o): New entries for canadian cross.
632 * doc/md.texi: Description of automaton based model.
634 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
635 Add comments.
636 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
637 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
638 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
639 TARGET_SCHED_DFA_POST_CYCLE_INSN,
640 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
641 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
642 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
643 hook descriptions.
644 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
645 MAX_DFA_ISSUE_RATE): New macro descriptions.
647 * doc/contrib.texi: Add dfa based scheduler contribution.
649 * doc/gcc.texi: Add more information about genattrtab.
651 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
653 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
654 adjust_address_nv call.
656 2002-04-29 Janis Johnson <janis187@us.ibm.com>
658 * doc/install.texi (Testing): Provide additional information, and
659 a stronger encouragement, for running the testsuites.
661 2002-04-29 DJ Delorie <dj@redhat.com>
663 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
664 given in upper case.
666 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
668 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
669 Solaris 2 <widec.h> if missing.
670 * fixinc/fixincl.x: Regenerate.
671 * fixinc/tests/base/widec.h: New file.
673 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
675 * toplev.c (f_options): Add "profile" switch so that
676 -fno-profile can be used to disable -p.
678 2002-04-29 Bernd Schmidt <bernds@redhat.com>
680 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
681 UV2DImode.
682 * tree.c (build_common_tree_nodes_2): Likewise.
683 * tree.h (enum tree_index): Likewise.
684 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
686 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
687 entries.
688 (init_mmx_sse_builtins): Initialize SSE2 builtins.
689 (ix86_expand_builtin): Add support for SSE2 builtins.
690 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
691 (VALID_SSE_REG_MODE): Use it.
692 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
693 (enum ix86_builtins): Add SSE2 builtins.
694 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
695 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
696 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
697 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
698 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
699 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
700 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
701 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
702 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
703 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
704 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
705 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
706 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
707 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
708 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
709 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
710 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
711 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
712 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
713 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
714 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
715 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
716 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
717 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
718 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
719 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
720 lfence_insn): New patterns.
721 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
722 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
724 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
726 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
728 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
730 * doc/contrib.texi (Contributors): Add Paolo Carlini and
731 Janis Johnson.
732 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
733 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
734 and CPU instead of cpu.
736 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
738 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
739 variables.
740 (lang_independent_options): Add -fif-conversion, -fif-conversion2
741 (rest_of_compilation): Do if conversion only when asked for.
742 (parse_options_and_default_flags): Set new variables to 1 for -O1
743 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
745 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
747 * i386.c (dbx64_register_map): Fix typo.
749 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
751 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
752 real_one_half, real_bb_freq_max): New static variables.
753 (debug_profile_bbauxs): Kill.
754 (process_note_predictions): Kill unused variable.
755 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
756 volatile double.
757 (propagate_freq): Use REAL_ARITHMETICS.
758 (estimate_bb_frequencies): Likevise; init new static variables.
759 * Makefile.in (predict.o): Add dependency on real.h
761 2002-04-28 David S. Miller <davem@redhat.com>
763 PR target/6500
764 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
765 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
766 several {reads,writes} instead.
767 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
768 Define.
770 2002-04-27 David S. Miller <davem@redhat.com>
772 PR target/6494
773 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
774 of the stack bias.
776 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
777 including signal.h and sys/ucontext.h, not needed.
779 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
781 * varasm.c (output_constant_def): Correct test for not calling
782 ENCODE_SECTION_INFO for INTEGER_CST.
784 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
786 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
787 keep most cases as function eval_token.
788 (eval_token): New function.
789 (_cpp_parse_expr): Read token here for improved diagnostics.
790 Don't use op_as_text. Detect bad ':' here.
791 (reduce): Don't detect bad ':' here.
792 (op_as_text): Remove.
793 * cpphash.h (_cpp_test_assertion): Change prototype.
794 * cpplib.c (_cpp_test_assertion): Change prototype.
796 2002-04-28 Richard Henderson <rth@redhat.com>
798 PR c/5154
799 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
800 (ggc_mark_rtx_children): New.
802 2002-04-28 Jakub Jelinek <jakub@redhat.com>
804 PR target/6496
805 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
806 after call peepholes for UltraSPARC.
807 (call + jump 64-bit peepholes): Remove.
809 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
811 PR c/6497
812 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
813 result as temporary value.
815 2002-04-28 Jakub Jelinek <jakub@redhat.com>
817 PR c++/6396
818 * toplev.c (rest_of_compilation): Only run regrename and copy
819 propagation if optimizing.
821 2002-04-28 Jakub Jelinek <jakub@redhat.com>
823 PR optimization/6475
824 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
825 register of REGNO_DECL (i).
826 * Makefile.in (reload1.o): Add $(TREE_H).
828 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
830 * cppexp.c (lex): Update to use state.skip_eval.
831 (struct op): Remove prio and flags members.
832 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
833 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
834 (LEFT_ASSOC): New macro.
835 (optab): New table of operator priorities and flags.
836 (SHIFT): Update.
837 (_cpp_parse_expr): Clean up logic. Return bool. Use a
838 malloc-ed parser stack.
839 (reduce): New; reduce the operator stack.
840 (_cpp_expand_op_stack): Expand the operator stack as necessary.
841 * cpphash.h (struct op): Predeclare.
842 (struct cpp_reader): New members op_stack, op_limit.
843 (struct lexer_state): New member skip_eval.
844 (_cpp_parse_expr): Update.
845 (_cpp_expand_op_stack): New.
846 * cpplib.c (do_if): Update.
847 * cppinit.c (cpp_create_reader): Create op stack.
848 (cpp_destroy): And destroy it.
849 * cpplib.h (CPP_LAST_CPP_OP): Correct.
850 (TTYPE_TABLE): Correct.
852 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
854 PR c/6343
855 * c-decl.c (duplicate_decls): Call merge_weak.
856 * c-pragma.c (apply_pragma_weak): Warn about misuse.
857 * output.h (merge_weak): Prototype merge_weak.
858 * varasm.c (merge_weak): New function.
859 (declare_weak): Make sure we don't give an error on VAR_DECLs.
860 Mark RTL with SYMBOL_REF_WEAK.
862 2002-04-27 Kurt Garloff <garloff@suse.de>
864 * tree-inline.c (inlinable_function_p): Improve heuristics
865 by using a smoother function to cut down allowable inlinable size.
866 * param.def: Add parameters max-inline-insns-single,
867 max-inline-slope, min-inline-insns that determine the exact
868 shape of the above function.
869 * param.h: Likewise.
871 2002-04-26 Richard Henderson <rth@redhat.com>
873 * c-parse.in (malloced_yyss, malloced_yyvs): New.
874 (yyoverflow): Re-add. Set them.
875 (free_parser_stacks): New.
876 * c-common.h: Declare it.
877 * c-lex.c (c_common_parse_file): Call it.
879 2002-04-26 Richard Henderson <rth@redhat.com>
881 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
882 for fallthru search.
884 2002-04-26 Eric Christopher <echristo@redhat.com>
886 PR optimization/3700
887 * config/mips/mips.c (mips_issue_rate): Define. New function.
888 (TARGET_SCHED_ISSUE_RATE): Use.
890 2002-04-25 David S. Miller <davem@redhat.com>
892 PR target/6422
893 * reorg.c (optimize_skip): Do not allow exception causing
894 instructions to be considered for delay slots.
895 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
896 (relax_delay_slots): Do not try to consider exception causing
897 instructions as redundant.
899 2002-04-26 Richard Henderson <rth@redhat.com>
901 PR c/5225
902 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
904 2002-04-26 Mark Mitchell <mark@codesourcery.com>
906 PR bootstrap/6445
907 * config/i386/i386.md (untyped_call): Return the value in a float
908 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
909 TARGET_80387.
911 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
913 * tree.c (tree_int_cst_lt): Compare constants whose types differ
914 in unsigned-ness correctly.
916 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
918 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
919 portable runtime model.
921 2002-04-26 Richard Henderson <rth@redhat.com>
923 * c-parse.in (yyoverflow): Revert.
925 2002-04-26 David Edelsohn <edelsohn@gnu.org>
926 Richard Henderson <rth@redhat.com>
928 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
929 result as temporary value.
931 2002-04-26 Richard Henderson <rth@redhat.com>
933 PR c/3581
934 * c-common.c (fix_string_type): Split out of ...
935 (combine_strings): ... here. Take a varray, not a tree list.
936 (c_expand_builtin_printf): Use fix_string_type.
937 * c-common.h: Update decls.
938 * c-parse.in (string): Remove. Update all uses to use STRING
939 instead, and not call combine_strings.
940 (yylexstring): New.
941 (_yylex): Use it.
942 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
943 (build_asm_stmt): Likewise.
944 * objc/objc-act.c (my_build_string): Use fix_string_type.
945 (build_objc_string_object): Build varray for combine_strings.
947 2002-04-26 Bo Thorsen <bo@suse.co.uk>
949 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
950 x86-64.
952 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
954 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
955 (HAVE_NO_R_OPERAND): Remove.
956 (HAVE_VALUE): Remove.
957 (op_to_prio): Update.
958 (UNARY): Don't alter flags.
959 (_cpp_parse_expr): want_value used to indicate whether
960 a number or unary operator is expected next. Distinguish
961 unary and binary +/-.
962 (op_as_text): Update for unary operators.
964 2002-04-25 Richard Henderson <rth@redhat.com>
966 PR c/2161
967 * c-parse.in (yyoverflow): New.
969 2002-04-25 Richard Henderson <rth@redhat.com>
971 PR c/2098
972 * c-common.c (shorten_compare): Simplfy conditions leading to
973 the generation of a warning.
975 2002-04-25 Richard Henderson <rth@redhat.com>
977 PR c/2035
978 * expmed.c (extract_bit_field): Fall through to generic code rather
979 than aborting on subreg special case.
981 2002-04-25 David S. Miller <davem@redhat.com>
983 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
984 for DECL being NULL.
986 2002-04-25 Steve Christiansen <smc@us.ibm.com>
988 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
990 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
992 * c-decl.c (grokdeclarator): Remove outdated ??? note
993 on invalid declaration of flexible array members.
995 2002-04-25 Richard Henderson <rth@redhat.com>
997 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
999 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
1001 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
1002 needed by the compiler, even if they are used as global regs.
1004 2002-04-25 Matt Hiller <hiller@redhat.com>
1006 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
1007 functions.
1008 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
1009 of the corresponding functions.
1010 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
1011 New prototypes.
1013 2002-04-25 Matt Hiller <hiller@redhat.com>
1015 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
1017 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
1018 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
1019 registers, adjust comment accordingly.
1020 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1021 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
1022 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
1023 for coprocessor registers.
1024 (ADDITIONAL_REGISTER_NAMES): Include
1025 ALL_COP_ADDITIONAL_REGISTER_NAMES.
1027 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
1028 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
1029 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
1030 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
1031 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
1033 (mips_char_to_class): Adjust comment to include coprocessor
1034 constraint letters.
1036 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
1037 New functions.
1038 (mips_reg_names, mips_regno_to_class): Include coprocessor
1039 information.
1040 (mips_sw_reg_names): Ditto, make non-static.
1041 (mips_move_1word): Handle moves to and from coprocessor registers.
1042 (mips_move_2words): Handle moves to and from coprocessor
1043 registers.
1044 (mips_class_max_nregs, mips_register_move_cost): Handle
1045 coprocessor register classes.
1046 (override_options): Initialize mips_char_to_class and
1047 mips_hard_regno_mode_ok properly for coprocessor registers.
1049 * config/mips/mips.md (movdi_internal, movdi_internal2,
1050 movsi_internal1, movsi_internal2): Add constraint-sets for
1051 coprocessor registers.
1052 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
1053 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
1054 isn't mips.
1055 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
1056 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
1057 isn't mips.
1058 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
1059 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
1060 isn't mips.
1061 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
1062 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
1063 isn't mips.
1065 * doc/tm.texi: Document feature.
1067 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1069 * integrate.c (function_attribute_inlinable_p): Simplify.
1070 Check the table pointer is not NULL.
1072 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
1074 * doc/c-tree.texi: Fix typo in introduction.
1076 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1078 * c-common.h (c_common_parse_file): Update.
1079 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1080 * c-lex.c (YYDEBUG): Get from c-lex.h.
1081 (c_common_parse_file): Update.
1082 * c-lex.h (YYDEBUG, yydebug): New.
1083 * c-parse.in (YYDEBUG): Get from c-lex.h.
1084 (c_set_yydebug): Remove.
1085 * c-tree.h (c_set_yydebug): Remove.
1086 * langhooks-def.h (lhd_do_nothing_i): New.
1087 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
1088 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
1089 * langhooks.c (lhd_do_nothing_i): New.
1090 (lhd_set_yydebug): Remove.
1091 * langhooks.h (struct lang_hooks): Update.
1092 * toplev.c (set_yydebug): New.
1093 (compile_file): Update call to parse_file hook.
1094 (decode_d_option): Update.
1095 objc:
1096 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1098 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
1100 * loop.c (load_mems): Don't change the interface of called functions.
1102 * calls.c (expand_call): Take current_function_pretend_args_size
1103 into account when setting argblock for sibcalls.
1105 2002-04-24 Matt Hiller <hiller@redhat.com>
1107 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
1108 * c-lex.c: Ditto.
1110 * cpplex.c (skip_line_comment): Process comment one multibyte
1111 character at a time rather than one char at a time, if
1112 appropriate.
1113 (parse_string): Process string one multibyte character at a time
1114 rather than one char at a time, if appropriate.
1115 * c-lex.c (lex_string): Lex and copy multibyte strings
1116 appropriately.
1117 * cpplib.h (cppchar_t): Change to unsigned.
1119 2002-04-24 Richard Henderson <rth@redhat.com>
1121 PR c/3467
1122 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
1123 for c99.
1125 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
1127 * sh.c (sh_va_arg): If argument was passed by reference,
1128 dereference the pointer.
1130 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1132 * sh.md (divsi3_i4_media): Use match_operand for input values
1133 rather than hard registers.
1134 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
1135 unnecessarily through hard registers. Keep copies of pseudo
1136 registers outside of the libcall sequence.
1138 * sh.md (casesi_shift_media): Add modes.
1140 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
1141 values in memory.
1143 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
1145 * attribs.c (c_common_attribute_table): Move table and handlers
1146 to c-common.c.
1147 (format_attribute_table, lang_attribute_table,
1148 lang_attribute_common): Remove.
1149 (init_attributes): Replace NULL pointers with pointers to the
1150 empty table.
1151 (handle_packed_attribute, handle_nocommon_attribute,
1152 handle_common_attribute, handle_noreturn_attribute,
1153 handle_noinline_attribute, handle_always_inline_attribute,
1154 handle_used_attribute, handle_unused_attribute,
1155 handle_const_attribute, handle_transparent_union_attribute,
1156 handle_constructor_attribute, handle_destructor_attribute,
1157 handle_mode_attribute, handle_section_attribute,
1158 handle_aligned_attribute, handle_weak_attribute,
1159 handle_alias_attribute, handle_visibility_attribute,
1160 handle_no_instrument_function_attribute, handle_malloc_attribute,
1161 handle_no_limit_stack_attribute, handle_pure_attribute,
1162 handle_deprecated_attribute, handle_vector_size_attribute,
1163 vector_size_helper): Move to c-common.c.
1164 * c-common.c (c_common_attribute_table,
1165 handle_packed_attribute, handle_nocommon_attribute,
1166 handle_common_attribute, handle_noreturn_attribute,
1167 handle_noinline_attribute, handle_always_inline_attribute,
1168 handle_used_attribute, handle_unused_attribute,
1169 handle_const_attribute, handle_transparent_union_attribute,
1170 handle_constructor_attribute, handle_destructor_attribute,
1171 handle_mode_attribute, handle_section_attribute,
1172 handle_aligned_attribute, handle_weak_attribute,
1173 handle_alias_attribute, handle_visibility_attribute,
1174 handle_no_instrument_function_attribute, handle_malloc_attribute,
1175 handle_no_limit_stack_attribute, handle_pure_attribute,
1176 handle_deprecated_attribute, handle_vector_size_attribute,
1177 vector_size_helper): Move from attribs.c.
1178 * c-common.h (c_common_attribute_table,
1179 c_common_format_attribute_table): New.
1180 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1181 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1182 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1183 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
1184 (LANG_HOOKS_INITIALIZER): Update.
1185 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
1186 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
1187 * target.h: Update comment.
1188 * tree.c (default_target_attribute_table): Remove.
1189 * tree.h (default_target_attribute_table, format_attribute_table,
1190 lang_attribute_table, lang_attribute_common): Remove.
1191 objc:
1192 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1193 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1195 2002-04-24 Jason Merrill <jason@redhat.com>
1197 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
1198 * dwarf2out.c (dwarf_attr_name): Support it.
1199 (gen_array_type_die): Emit it.
1200 (lookup_type_die): No special handling for VECTOR_TYPE.
1201 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
1203 2002-04-24 Richard Henderson <rth@redhat.com>
1205 * config/mips/mips.md (movdi_usd): Renumber.
1207 2002-04-24 David S. Miller <davem@redhat.com>
1209 PR target/6420
1210 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
1211 32-bit Sparc and current_function_returns_struct is true.
1213 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1215 * loop.c (canonicalize_condition): Use gen_int_mode.
1217 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
1219 * config/rs6000/altivec.h: Cleanup file. Add non individual
1220 variants.
1221 (vec_vaddubm): New.
1222 (vec_vadduhm): New.
1223 (vec_vadduwm): New.
1224 (vec_vaddfp): New.
1225 (vec_vaddcuw): New.
1226 (vec_vaddubs): New.
1227 (vec_vaddsbs): New.
1228 (vec_vadduhs): New.
1229 (vec_vadduws): New.
1230 (vec_vaddsws): New.
1231 (vec_vand): New.
1232 (vec_vandc): New.
1233 (vec_vavgub): New.
1234 (vec_vavgsb): New.
1235 (vec_vavguh): New.
1236 (vec_vavgsh): New.
1237 (vec_vavguw): New.
1238 (vec_vavgsw): New.
1239 (vec_vrfip): New.
1240 (vec_vcmpbfp): New.
1241 (vec_vcmpequb): New.
1242 (vec_vcmpequh): New.
1243 (vec_vcmpequw): New.
1244 (vec_vcmpeqfp): New.
1245 (vec_vcmpgefp): New.
1246 (vec_vcmpgtub): New.
1247 (vec_vcmpgtsb): New.
1248 (vec_vcmpgtuh): New.
1249 (vec_vcmpgtsh): New.
1250 (vec_vcmpgtuw): New.
1251 (vec_vcmpgtsw): New.
1252 (vec_vcmpgtfp): New.
1253 (vec_vcmpgefp): New.
1254 (vec_vcfux): New.
1255 (vec_vcfsx): New.
1256 (vec_vctsxs): New.
1257 (vec_vctuxs): New.
1258 (vec_vexptefp): New.
1259 (vec_vrfim): New.
1260 (vec_lvx): New.
1261 (vec_lvebx): New.
1262 (vec_lvehx): New.
1263 (vec_lde): Add vector float variant.
1264 (vec_lvewx): New.
1265 (vec_lvxl): New.
1266 (vec_vlogefp): New.
1267 (vec_vmaddfp): New.
1268 (vec_vmhaddshs): New.
1269 (vec_vmaxub): New.
1270 (vec_vmaxsb): New.
1271 (vec_vmaxuh): New.
1272 (vec_vmaxsh): New.
1273 (vec_vmaxuw): New.
1274 (vec_vmaxsw): New.
1275 (vec_vmaxsw): New.
1276 (vec_vmaxfp): New.
1277 (vec_vmrghb): New.
1278 (vec_vmrghh): New.
1279 (vec_vmrghw): New.
1280 (vec_vmrglb): New.
1281 (vec_vmrglh): New.
1282 (vec_vmrglw): New.
1283 (vec_vminub): New.
1284 (vec_vminsb): New.
1285 (vec_vminuh): New.
1286 (vec_vminsh): New.
1287 (vec_vminuw): New.
1288 (vec_vminsw): New.
1289 (vec_vminfp): New.
1290 (vec_vmladduhm): New.
1291 (vec_vmhraddshs): New.
1292 (vec_msumubm): New.
1293 (vec_vmsummbm): New.
1294 (vec_vmsumuhm): New.
1295 (vec_vmsumshm): New.
1296 (vec_vmsumuhs): New.
1297 (vec_vmsumshs): New.
1298 (vec_vmuleub): New.
1299 (vec_vmulesb): New.
1300 (vec_vmuleuh): New.
1301 (vec_vmulesh): New.
1302 (vec_vmuloub): New.
1303 (vec_mulosb): New.
1304 (vec_vmulouh): New.
1305 (vec_vmulosh): New.
1306 (vec_vnmsubfp): New.
1307 (vec_vnor): New.
1308 (vec_vor): New.
1309 (vec_vpkuhum): New.
1310 (vec_vpkuwum): New.
1311 (vec_vpkpx): New.
1312 (vec_vpkuhus): New.
1313 (vec_vpkshss): New.
1314 (vec_vpkuwus): New.
1315 (vec_vpkswss): New.
1316 (vec_vpkshus): New.
1317 (vec_vpkswus): New.
1318 (vec_vperm): New.
1319 (vec_vrefp): New.
1320 (vec_vrlb): New.
1321 (vec_vrlh): New.
1322 (vec_vrlw): New.
1323 (vec_vrfin): New.
1324 (vec_vrsqrtefp): New.
1325 (vec_vsel): New.
1326 (vec_vslb): New.
1327 (vec_vslh): New.
1328 (vec_vslw): New.
1329 (vec_vsldoi): New.
1330 (vec_vsl): New.
1331 (vec_vslo): New.
1332 (vec_vspltb): New.
1333 (vec_vsplth): New.
1334 (vec_vspltw): New.
1335 (vec_vspltisb): New.
1336 (vec_vspltish): New.
1337 (vec_vspltisw): New.
1338 (vec_vsrb): New.
1339 (vec_vsrh): New.
1340 (vec_vsrw): New.
1341 (vec_vsrab): New.
1342 (vec_vsrah): New.
1343 (vec_vsraw): New.
1344 (vec_vsr): New.
1345 (vec_vsro): New.
1346 (vec_stvx): New.
1347 (vec_stvebx): New.
1348 (vec_stvehx): New.
1349 (vec_stvewx): New.
1350 (vec_stvxl): New.
1351 (vec_vsububm): New.
1352 (vec_vsubuhm): New.
1353 (vec_vsubuwm): New.
1354 (vec_vsubfp): New.
1355 (vec_vsubcuw): New.
1356 (vec_vsububs): New.
1357 (vec_vsubsbs): New.
1358 (vec_vsubuhs): New.
1359 (vec_vsubshs): New.
1360 (vec_vsubuws): New.
1361 (vec_vsubsws): New.
1362 (vec_vsum4ubs): New.
1363 (vec_vsum4sbs): New.
1364 (vec_vsum4shs): New.
1365 (vec_vsum2sws): New.
1366 (vec_vsumsws): New.
1367 (vec_vrfiz): New.
1368 (vec_vupkhsb): New.
1369 (vec_vupkhpx): New.
1370 (vec_vupkhsh): New.
1371 (vec_vupklsb): New.
1372 (vec_vupklpx): New.
1373 (vec_vupklsh): New.
1374 (vec_vxor): New.
1376 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
1378 PR c/5430
1379 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
1380 added literals from substracted literals.
1381 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
1382 (fold) [associate]: Preserve MINUS_EXPR if needed.
1384 2002-04-23 Zack Weinberg <zack@codesourcery.com>
1386 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
1387 are obsoleted.
1389 2002-04-23 Tom Tromey <tromey@redhat.com>
1391 * gcc.c: Added --resource. For PR java/6314.
1393 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1395 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
1396 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
1397 these libraries.
1399 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1401 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
1403 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1405 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
1406 workaround.
1407 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
1408 (ix86_expand_clrstr): Fix typo.
1409 * loop.c (gen_load_of_final_value): New.
1410 (loop_givs_rescan, strength_reduce, check_dbra_loop):
1411 Use it.
1413 2002-04-23 Roger Sayle <roger@eyesopen.com>
1415 * builtins.c (builtin_memset_gen_str): New function.
1416 (expand_builtin_memset): Optimize the case of constant length, but
1417 unknown value.
1419 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
1421 * config/rs6000/altivec.h (vec_step): Remove extraneous
1422 parentheses.
1423 (vec_ctu): Cast return.
1425 2002-04-23 Alan Modra <amodra@bigpond.net.au>
1427 PR target/6413
1428 * function.h: (struct function): Add profile_label_no field.
1429 (current_function_profile_label_no): Define.
1430 * function.c: (profile_label_no): New static var.
1431 (expand_function_start): Increment it, and copy to
1432 current_function_profile_label_no.
1433 * output.h (profile_label_no): Delete.
1434 * final.c (profile_label_no): Delete.
1435 (profile_function): Use current_function_profile_label_no.
1436 (final_end_function): Don't increment profile_label_no here.
1437 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
1438 profile_label_no with current_function_profile_label_no.
1439 * config/pa/pa.c (current_function_number): Delete.
1440 (pa_output_function_prologue): Don't output profile label here.
1441 (hppa_profile_hook): Use label_no param rather than
1442 current_function_number.
1443 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
1444 * config/pa/pa.h: .. here.
1445 (FUNCTION_PROFILER): Output profile label here.
1447 2002-04-22 Eric Christopher <echristo@redhat.com>
1449 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
1450 patch of 2002-04-09 due to binutils issues.
1451 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
1453 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1455 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
1456 constraint to 'o' for m=r and r=m alternatives.
1457 ("*movv8hi_internal1"): Same.
1458 ("*movv16qi_internal1"): Same.
1459 ("*movv4sf_internal1"): Same.
1461 2002-04-22 Janis Johnson <janis187@us.ibm.com>
1463 * rtl.h (RTX_FLAG): New macro.
1464 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
1465 * final.c (alter_subreg): Use macro to access rtx flag.
1466 * integrate.c (copy_rtx_and_substitute): Use new access macro.
1467 * print-rtl.c (print_rtx): Use new access macro.
1469 * cse.c (insert): Check rtx code before accessing flag.
1471 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
1472 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
1473 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
1474 convert_const_symbol_ref, make_canonical, make_alternative_compare,
1475 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
1476 simplify_test_exp, optimize_attrs, simplify_by_exploding,
1477 find_and_mark_used_attributes, unmark_used_attributes,
1478 add_values_to_cover, simplify_with_current_value,
1479 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
1480 copy_rtx_unchanging, main): Use new access macros.
1482 2002-04-22 Tom Rix <trix@redhat.com>
1484 * expmed.c (init_expmed): Generate shifted constant once.
1486 2002-04-22 Zack Weinberg <zack@codesourcery.com>
1488 * c-lex.c (lex_charconst): Call convert to get constant in
1489 proper type; don't just smash the type field.
1490 Fixes PR c/6300.
1492 * config.gcc: Add list of obsolete configurations. Disallow
1493 building these without --enable-obsolete.
1494 * doc/install.texi: Document --enable-obsolete and obsoletion
1495 policy. Mention obsoletion of individual targets in
1496 appropriate places.
1498 2002-04-22 Richard Henderson <rth@redhat.com>
1500 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
1502 2002-04-22 Mark Mitchell <mark@codesourcery.com>
1504 PR f/6138.
1505 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
1506 (walk_fixup_memory_subreg): Likewise.
1507 (fixup_var_refs_insn): Adjust accordingly.
1508 (fixup_var_refs_1): Likewise.
1510 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
1512 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
1513 LIBPATH_ARCH64_SPEC): Define.
1514 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
1515 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
1516 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
1517 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
1519 2002-04-22 Joel Sherrill <joel@OARcorp.com>
1521 * gthr-rtems.h: Correct prototypes to remove warnings.
1523 2002-04-22 Richard Henderson <rth@redhat.com>
1525 PR c/6344
1526 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
1528 * gcse.c (free_insn_expr_list_list): New.
1529 (clear_modify_mem_tables): Use it. Fix bit set usage.
1530 (canon_list_insert): Use EXPR_LISTs for expressions.
1531 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
1533 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
1535 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
1536 file change and include code to _cpp_pop_buffer.
1537 * cpphash.h (struct pending_option): Predeclare.
1538 (struct cpp_reader): New member next_include_file.
1539 (_cpp_pop_file_buffer): Update.
1540 (_cpp_push_next_buffer): Update, rename.
1541 * cppinit.c (cpp_destroy): Free include chain and pending here.
1542 (cpp_finish_options): Simplify.
1543 (_cpp_push_next_buffer): Rename and clean up.
1544 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
1545 Clarify.
1546 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
1548 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1550 * config/rs6000/altivec.h (vec_xor): Add variant for both args
1551 being vector signed int.
1552 (vec_andc): Same.
1553 (vec_xor): Add variant for both args being vector signed char.
1554 Remove redundant variant.
1555 (vec_andc): Same.
1557 2002-04-21 David S. Miller <davem@redhat.com>
1559 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
1560 compare mode in output RTL.
1562 2002-04-22 David Edelsohn <edelsohn@gnu.org>
1564 * config/rs6000/rs6000.c (rs6000_override_options): Correct
1565 style and formatting of previous patch.
1567 2002-04-22 Alan Modra <amodra@bigpond.net.au>
1569 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
1570 flag_pic for ABI_AIX.
1572 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1574 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
1575 * cppfiles.c (read_include_file): Similarly.
1576 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
1577 uxstrdup ustrchr, ufputs): Similarly.
1578 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
1579 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
1580 cpp_ideq, parse_identifier, parse_number): Similarly.
1581 * cpplib.c (struct directive, dequote_string, D, run_directive,
1582 cpp_push_buffer): Similarly.
1583 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
1584 _cpp_create_definition, check_trad_stringification,
1585 cpp_macro_definition): Similarly.
1587 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1589 * cppmacro.c (funlike_invocation_p): Don't step back
1590 over CPP_EOF.
1592 2002-04-21 David Edelsohn <edelsohn@gnu.org>
1594 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
1595 labelno.
1597 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
1599 * doc/invoke.texi: Remove Chill references.
1600 * doc/gcc.texi: Update last modified date.
1602 2002-04-20 Kazu Hirata <kazu@hxi.com>
1604 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
1605 push and pop. Replace add.l with add.w.
1607 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1609 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
1610 multiply instructions for H8/300H case.
1612 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1614 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
1615 Bum three instructions from each routine.
1617 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
1619 * Makefile.in: Update.
1620 * decl.c (push_c_function_context, pop_c_function_context,
1621 mark_c_function_context): Rename for consistency.
1622 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
1623 * c-tree.h (push_c_function_context, pop_c_function_context,
1624 mark_c_function_context): Rename for consistency.
1625 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1626 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1627 * function.c (init_lang_status, save_lang_status,
1628 restore_lang_status, mark_lang_status, free_lang_status):
1629 Move to langhooks.h.
1630 (push_function_context_to, pop_function_context_from,
1631 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
1632 Update.
1633 * function.h (init_lang_status, save_lang_status,
1634 restore_lang_status, mark_lang_status, free_lang_status):
1635 Move to langhooks.h.
1636 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
1637 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
1638 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
1639 LANG_HOOKS_FUNCTION_INITIALIZER): New.
1640 (LANG_HOOKS_INITIALIZER): Update.
1641 (lhd_do_nothing_f): New.
1642 * langhooks.h (struct lang_hooks_for_functions): New.
1643 (struct lang_hooks): New hooks.
1644 * langhooks.c (lhd_do_nothing_f): New.
1645 objc:
1646 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1647 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1649 2002-04-19 David S. Miller <davem@redhat.com>
1651 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1652 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
1654 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1656 PR optimization/3756
1657 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
1658 x = ((int) y < 0) ? cst1 : cst2.
1660 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1662 PR c/6358
1663 * function.c: Reapply patch for c/6358.
1664 (expand_function_end): Copy decl_rtl's mode, not
1665 current_function_return_rtx mode.
1667 2002-04-19 Joel Sherrill <joel@OARcorp.com>
1669 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
1670 targets.
1672 2002-04-19 Tom Tromey <tromey@redhat.com>
1674 * doc/install.texi (Specific): Update status of Solaris 2.8.
1675 For PR libgcj/6158.
1677 2002-04-19 Andreas Schwab <schwab@suse.de>
1679 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
1680 (PUT_REAL): Restore old definition.
1682 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
1683 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1685 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
1686 binutils 2.11.2 and higher generate smaller binaries than Sun's
1687 native tools.
1689 2002-04-19 Mark Mitchell <mark@codesourcery.com>
1691 PR c++/6352
1692 * toplev.c (rest_of_compilation): Do not defer functions for which
1693 TREE_SYMBOL_REFERENCED has already been set.
1695 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
1697 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
1698 alternative.
1700 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
1702 * builtins.c: Include langhooks.h.
1703 (lang_type_promotes_to): Remove.
1704 (expand_builtin_va_arg): Use new hook.
1705 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
1706 (simple_type_promotes_to): Move to c-typeck.c.
1707 * c-common.h (simple_type_promotes_to): Remove.
1708 * c-decl.c (duplicate_decls, grokdeclarator): Update.
1709 * c-format.c: Include langhooks.h.
1710 (check_format_types): Update.
1711 * c-tree.h (c_type_promotes_to): New.
1712 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
1713 (type_lists_compatible_p): Update.
1714 * langhooks-def.h (lhd_type_promotes_to): New.
1715 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
1716 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
1717 * langhooks.c (lhd_type_promotes_to): New.
1718 * langhooks.h (struct lang_hooks_for_types): New hook.
1719 * tree.h (lang_type_promotes_to): Remove.
1720 objc:
1721 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
1723 2002-04-18 Richard Henderson <rth@redhat.com>
1725 * function.c: Revert patch for c/6358.
1727 2002-04-18 Richard Henderson <rth@redhat.com>
1729 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
1730 blocks. Handle multiple references to the TRAP block. Handle
1731 non-adjacent THEN and OTHER blocks.
1733 2002-04-18 Richard Henderson <rth@redhat.com>
1735 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
1736 crash with no type for by-mode libcalls.
1738 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
1740 2002-04-18 Bob Wilson <bob.wilson@acm.org>
1742 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
1743 __xtensa_nonlocal_goto): Use a syscall instructions to flush
1744 the register windows.
1746 2002-04-18 Zack Weinberg <zack@codesourcery.com>
1748 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
1749 appropriate. Document need for extended precision even when
1750 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
1751 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
1752 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
1753 instead of relying on later syntax error when REAL_WIDTH > 5.
1754 * real.c: Define NE based only on whether or not we have a
1755 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
1756 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
1757 define GET_REAL and PUT_REAL as simple memcpy operations; no
1758 need to byteswap or round.
1759 Use #error instead of #ifdef-ing out the entire file, for
1760 prompt error detection.
1762 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
1764 2002-04-18 David S. Miller <davem@redhat.com>
1766 * config/sparc/sparc.h (BRANCH_COST): Define.
1768 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
1769 does it.
1771 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
1773 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
1774 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
1775 propagate_block calls after relaxation loop using new variable
1776 stabilized_prop_flags.
1778 2002-04-18 Richard Henderson <rth@redhat.com>
1780 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
1781 (ia64_va_arg): Expect variable sized types by reference.
1782 * config/ia64/ia64-protos.h: Update.
1783 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
1784 ia64_function_arg_pass_by_reference.
1786 2002-04-18 Richard Henderson <rth@redhat.com>
1788 * ifcvt.c: Include except.h.
1789 (block_has_only_trap): Break out from find_cond_trap.
1790 (find_cond_trap): Use it. Always delete the trap block.
1791 (merge_if_block): Allow then block null. Be less simplistic about
1792 what insns can end a block.
1793 * Makefile.in (ifcvt.o): Depend on except.h.
1795 * config/ia64/ia64.md (trap, conditional_trap): New.
1797 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1799 PR c/6358
1800 * function.c (assign_parms): Assign hard current_function_return_rtx
1801 register here...
1802 (expand_function_end): ...not here.
1804 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
1806 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
1807 * c-tree.h (c_incomplete_type_error): New.
1808 * c-typeck.c (require_complete_type, build_component_ref): Update.
1809 (incomplete_type_error): Rename.
1810 * langhooks-def.h (lhd_incomplete_type_error): New.
1811 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
1812 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
1813 * langhooks.c (lhd_incomplete_type_error): New.
1814 * langhooks.h (struct lang_hooks_for_types): New hook.
1815 * tree.c (size_in_bytes): Use new hook.
1816 * tree.h (incomplete_type_error): Remove.
1817 objc:
1818 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
1820 2002-04-18 Zack Weinberg <zack@codesourcery.com>
1822 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
1823 TARGET_FLOAT_FORMAT blocks.
1825 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1827 * doc/install.texi (Downloading the source): Do not mention Chill
1828 any longer, but mention Ada.
1829 (Configuration): Do not mention Chill any longer.
1831 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
1833 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
1835 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
1837 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
1838 in last patch.
1840 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1842 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
1843 instead of unsigned_type.
1845 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
1847 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
1848 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
1849 later.
1851 2002-04-18 Bernd Schmidt <bernds@redhat.com>
1853 * attribs.c (vector_type_node_list): New static variable.
1854 (handle_vector_size_attribute): Use it to avoid generating a
1855 new type node each time we are called.
1857 * combine.c (subst): Avoid trying to make a vector mode subreg of
1858 an integer constant.
1859 (gen_lowpart_for_combine): Likewise.
1861 2002-04-18 Roger Sayle <roger@eyesopen.com>
1862 Jakub Jelinek <jakub@redhat.com>
1864 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
1865 for integer constant c (if x has unsigned type or sign bit is not
1866 set in c). This folds the zero/sign extension into the bit-wise and
1867 operation.
1869 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1871 PR middle-end/6205
1872 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
1873 otherwise xorps.
1875 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
1877 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
1879 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
1881 * gcc.c (read_specs): Detect and fail if an attempt is made to
1882 rename a spec string to an already existing string.
1884 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
1886 * config/s390/s390.c (legitimize_pic_address): Do not generate
1887 illegal address constant without CONST.
1889 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1891 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
1892 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1894 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
1896 PR optimization/6305
1897 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
1898 to make sure previous reloads are taken into account. Generate
1899 better code if one operand is an in-range immediate constant.
1901 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
1903 * doc/install.texi (Building): libgcj requires GNU make.
1905 2002-04-17 Jakub Jelinek <jakub@redhat.com>
1907 PR bootstrap/6315
1908 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
1909 even if hard quad and register is not floating.
1910 (movtf reg<-mem split): Disallow splitting if hard quad and
1911 register is floating.
1912 (movtf mem<-reg split): Likewise.
1913 * config/sparc/sparc.c (fp_register_operand): New predicate.
1914 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
1916 2002-04-17 Zack Weinberg <zack@codesourcery.com>
1918 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
1919 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
1920 (unprotoize.o): Ditto. Build from protoize.c. Define
1921 UNPROTOIZE on command line.
1922 * protoize.c: Include cppdefault.h. Delete include_defaults.
1923 (in_system_include_dir): Use cpp_include_defaults (defined in
1924 cppdefault.o).
1925 * unprotoize.c: Delete file.
1927 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
1929 * config/rs6000/altivec.h (vec_ld): Add array variants.
1930 (vec_lde): Same.
1931 (vec_ldl): Same.
1933 2002-04-17 Alan Matsuoka <alanm@redhat.com>
1934 Aldy Hernandez <aldyh@redhat.com>
1936 * config/rs6000/altivec.h: Define __ALTIVEC__.
1937 (bool): New.
1938 (__pixel): New.
1939 (pixel): New.
1940 (vec_cfux): New.
1941 (vec_vmaddfp): New.
1942 (vec_vsldoi): New.
1943 Add parentheses to all macro arguments.
1945 2002-04-16 Richard Henderson <rth@redhat.com>
1947 PR c++/6320
1948 * except.c (remove_eh_handler): Insert inner regions at beginning
1949 of sibling chain. Refactor expressions.
1951 2002-04-16 Richard Henderson <rth@redhat.com>
1953 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
1954 * config/sparc/sol2-gas-bi.h: New file.
1955 * config.gcc (sparc*-solaris): Add it as needed.
1956 * configure.in (AS_SPARC64_FLAG): Remove check.
1957 * config.in, configure: Regenerate.
1959 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
1961 2002-04-16 Richard Henderson <rth@redhat.com>
1963 * config/mips/mips.c (override_options): Don't override N32 for
1964 a 64-bit ISA.
1966 PR 6202
1967 * config/mips/mips.md (can_delay): Split out of existing define_delays.
1968 (HILO_delay): Set can_delay false.
1970 2002-04-16 Dale Johannesen <dalej@apple.com>
1972 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
1973 instruction addresses.
1974 (rs6000_output_function_epilogue): Likewise.
1976 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
1978 * c-parse.in (poplevel, compstmt_start,
1979 compstmt_primary_start): Add ending ';', in accordance
1980 with POSIX.
1982 2002-04-16 Richard Henderson <rth@redhat.com>
1984 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
1985 Adjust tm_file order to get TARGET_DEFAULT set properly.
1986 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
1987 * doc/install.texi (sparc-solaris): Update.
1989 2002-04-16 Dale Johannesen <dalej@apple.com>
1991 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
1992 comparison operands do not match each other or if modes of
1993 conditions do not match result.
1995 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
1997 PR target/6305
1998 * config/s390/s390.md (mulsidi3): Set both subregs of the
1999 multiword register.
2001 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
2003 * config/rs6000/altivec.h (vec_addc): Type check.
2005 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2007 PR middle-end/6279
2008 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
2010 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
2012 2002-04-15 Richard Henderson <rth@redhat.com>
2014 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
2015 call_really_used_regs too.
2017 2002-04-15 Richard Henderson <rth@redhat.com>
2019 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
2021 2002-04-15 David S. Miller <davem@redhat.com>
2023 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
2024 as being CLOBBERed.
2026 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2028 PR c/6290
2029 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
2030 CONST_VECTOR is { 0, ... 0 }.
2032 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
2034 * doc/install.texi (Installing GCC: Configuration): Clarify
2035 the only supported ways to configure gcc.
2037 2002-04-15 Roland McGrath <roland@frob.com>
2039 * config.gcc (alpha*-*-gnu*): New target configuration.
2040 * config/alpha/gnu.h: New file for it.
2041 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
2043 2002-04-16 Mark Mitchell <mark@codesourcery.com>
2045 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
2046 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
2047 * tree.h (expand_start_stmt_expr): Update prototype.
2048 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
2049 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
2050 on the STMT_EXPR created for the inline function.
2052 2002-04-15 Richard Henderson <rth@redhat.com>
2054 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
2055 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2056 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
2057 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
2058 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
2059 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
2060 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
2061 Define __gnu_linux__, not gnu_linux.
2062 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
2064 2002-04-15 Mark Mitchell <mark@codesourcery.com>
2066 Remove Chill front end.
2067 * gcc.c (default_compilers): Remove Chill entries.
2068 * ch: Remove directory.
2069 * doc/frontends.texi: Remove information about Chill.
2070 * doc/sourcebuild.texi: Likewise.
2071 * doc/standards.texi: Likewise.
2073 2002-04-15 Douglas B Rupp <rupp@gnat.com>
2075 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
2076 (LONGLONG_STANDALONE): Define.
2078 2002-04-15 David S. Miller <davem@redhat.com>
2080 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
2081 Call emit_library_call with LCT_NORMAL.
2082 (sparc_initialize_trampoline): Use LCT_foo instead of
2083 magic constant in emit_library_call invocations.
2084 (sparc64_initialize_trampoline): Likewise.
2085 (sparc_profile_hook): Likewise.
2086 * config/sparc/sparc.md: Likewise.
2088 * config/sparc/sparc.c (sparc_extra_constraint_check):
2089 Fix type of argument 'c'.
2090 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
2091 Likewise.
2093 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2095 * diagnostic.h (output_buffer_state): Redefine.
2096 (output_format_decoder): New macro.
2097 (output_prefixing_rule): Likewise.
2098 (output_line_cutoff): Likewise.
2099 (diagnostic_format_decoder): Adjust.
2100 (diagnostic_prefixing_rule): Likewise.
2101 (diagnostic_line_cutoff): Likewise.
2102 (diagnostic_state): Likewise.
2103 (diagnostic_kind_count): Likewise.
2104 (diagnostic_buffer): Now a macro.
2106 * diagnostic.c (diagnostic_buffer): Remove definition.
2107 (output_is_line_wrapping): Adjust.
2108 (set_real_maximum_length): Likewise.
2109 (output_set_maximum_length): Likewise.
2110 (init_output_buffer): Likewise.
2111 (lhd_print_error_function): Likewise.
2112 (output_do_verbatim): Likewise.
2114 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
2116 * cpperror.c (print_location): Don't print include chain
2117 if line == 0.
2118 (cpp_begin_message): Update to use DL_ macros.
2119 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2120 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2121 cpp_notice, cpp_notice_from_errno): Remove.
2122 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2123 level.
2124 (cpp_errno): New.
2125 * cppexp.c (CPP_ICE): Remove.
2126 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
2127 lex, integer_overflow, _cpp_parse_expr): Update.
2128 * cppfiles.c (read_include_file, find_include_file,
2129 handle_missing_header, _cpp_read_file, remap_filename): Update.
2130 * cpphash.h (enum error_type): Remove.
2131 (_cpp_begin_message): Update.
2132 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
2133 cpp_handle_option, cpp_post_options): Update.
2134 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
2135 skip_whitespace, parse_identifier, parse_slow, parse_string,
2136 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
2137 cpp_interpret_charconst): Update.
2138 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
2139 lex_macro_node, do_undef, glue_header_name, parse_include,
2140 do_include_common, read_flag, do_line, do_linemarker, do_ident,
2141 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
2142 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
2143 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
2144 _cpp_pop_buffer, do_diagnostic): Update.
2145 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
2146 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
2147 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2148 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2149 cpp_notice, cpp_notice_from_errno): Remove.
2150 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2151 level.
2152 (cpp_errno): New.
2153 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
2154 collect_args, enter_macro_context, save_parameter, parse_params,
2155 _cpp_create_definition, check_trad_stringification,
2156 cpp_macro_definition): Update.
2157 * cppmain.c (cpp_preprocess_file): Update.
2158 * fix-header.c (read_scan_file): Update.
2160 2002-04-14 Andreas Schwab <schwab@suse.de>
2162 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
2164 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2166 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
2168 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2170 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
2171 not gnu_hurd.
2173 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
2175 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
2177 2002-04-13 Joel Sherrill <joel@OARcorp.com>
2179 * config/sparc/t-elf: Enable v8 multilibs. Impacts
2180 sparc-elf and sparc-rtems targets.
2182 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2184 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
2185 defined, and __gnu_hurd__ wherever __GNU__ is defined.
2186 * arm/linux-elf.h: Likewise.
2187 * cris/aout.h: Likewise.
2188 * cris/linux.h: Likewise.
2189 * i370/linux.h: Likewise.
2190 * i386/gnu.h: Likewise.
2191 * i386/linux-aout.h: Likewise.
2192 * i386/linux-oldld.h: Likewise.
2193 * i386/linux.h: Likewise.
2194 * i386/linux64.h: Likewise.
2195 * ia64/linux.h: Likewise.
2196 * m68k/linux-aout.h: Likewise.
2197 * m68k/linux.h: Likewise.
2198 * mips/linux.h: Likewise.
2199 * pa/pa-linux.h: Likewise.
2200 * pj/linux.h: Likewise.
2201 * rs6000/sysv4.h: Likewise.
2202 * s390/linux.h: Likewise.
2203 * sh/linux.h: Likewise.
2204 * sparc/linux-aout.h: Likewise.
2205 * sparc/linux.h: Likewise.
2206 * sparc/linux64.h: Likewise.
2207 * xtensa/linux.h: Likewise.
2209 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
2211 * stmt.c (check_unique_operand_names): Expect operand names to
2212 be strings rather than identifiers. Use simple_cst_equal to
2213 compare them.
2214 (resolve_operand_name_1): Make same identifier to string change here.
2215 * c-parse.in (asm_operand): Convert a named operand into a string.
2216 * cp/parse.y (asm_operand): Likewise.
2218 2002-04-13 Andreas Schwab <schwab@suse.de>
2220 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
2222 2002-04-12 Mark Mitchell <mark@codesourcery.com>
2224 Revert these changes:
2226 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2228 PR c++/5571
2229 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2231 2002-04-12 Richard Henderson <rth@redhat.com>
2233 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
2234 (sparc*-*-solaris): Clean up header files.
2235 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
2236 and plan on generating 64-bit code.
2237 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
2238 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
2239 * config/sparc/sol2-sld-64.h: Rename ...
2240 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
2241 for AS_SPARC64_FLAG not defined.
2242 * config/sparc/sol2-gld-bi.h: New.
2243 * config/sparc/sol2-sld.h: Remove.
2244 * config/sparc/sol26-sld.h: New.
2245 * config/sparc/sol2.h: Tidy comments.
2246 * doc/install.texi: Document sparc-solaris configury changes.
2248 2002-04-12 Richard Henderson <rth@redhat.com>
2250 * recog.c (offsettable_address_p): Match the logic in adjust_address.
2252 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
2253 in 64-bit mode only. Use only for 32-bit or MEDLOW.
2255 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2257 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
2259 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
2261 * pa.c (pa_can_combine_p): Call extract_insn before calling
2262 constrain_operands.
2264 2002-04-12 Douglas B Rupp <rupp@gnat.com>
2266 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
2267 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
2268 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2269 (CPP_PREDEFINES): Handle __declspec.
2270 * config/i386/t-interix (USER_H): Remove.
2272 2002-04-12 DJ Delorie <dj@redhat.com>
2274 * integrate.c (compare_blocks): Make comparisons safe for when
2275 sizeof(int) < sizeof(char *).
2276 (find_block): Likewise.
2278 2002-04-12 Jan Hubicka <jh@suse.cz>
2279 David Edelsohn <edelsohn@gnu.org>
2281 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
2282 registers.
2283 (symbol_ref_operand): New.
2284 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
2285 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
2287 2002-04-12 Andreas Schwab <schwab@suse.de>
2289 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
2290 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
2291 overrides the definition in config/svr4.h.
2293 2002-04-12 Eric Norum <eric.norum@usask.ca>
2295 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
2296 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
2297 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
2298 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
2299 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
2300 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
2301 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
2302 definitions to config/rtems.h and make the targets more similar.
2304 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2306 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
2307 POINTERS_EXTEND_UNSIGNED.
2308 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
2309 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
2311 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
2312 not specified.
2314 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
2316 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
2317 depends on TARGET_SHMEDIA, not TARGET_SH5.
2319 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
2321 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
2322 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
2324 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
2326 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
2327 no r0 clobber.
2329 2002-04-12 Andreas Schwab <schwab@suse.de>
2331 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
2333 2002-04-12 Richard Henderson <rth@redhat.com>
2335 PR bootstrap/4191
2336 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
2338 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
2339 modes spanning multiple hard regs.
2341 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
2343 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2345 * pa.c (pa_output_function_prologue): Don't accumulate the total
2346 number of code bytes when using TARGET_64BIT, or gas, SOM and not
2347 the portable runtime.
2348 (output_deferred_plabels): Handle 64bit plabels.
2349 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
2350 generating pic code using the GAS assembler for object formats that
2351 are not SOM (ie., ELF32 and ELF64).
2352 (output_millicode_call): Check attribute type if attribute length is 28.
2353 Likewise use $PIC_pcrel$0. Only call get_attr_length and
2354 dbr_sequence_length once.
2355 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
2356 dbr_sequence_length once.
2357 * pa.h (TARGET_SOM): Define if not defined.
2358 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
2359 with GAS and not SOM.
2360 (jump, call_internal_reg, call_value_internal_reg): Likewise.
2361 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
2363 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2365 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
2366 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
2367 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
2368 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
2369 elfos.h and dbxelf.h values are fine now.
2370 * config/i386/freebsd.h, config/alpha/freebsd.h
2371 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
2373 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2375 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
2376 or set Acpu or Amachine. Reformat.
2377 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2378 define.
2379 (LINK_SPEC): Do not need to undef.
2380 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
2381 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
2382 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2383 define.
2384 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
2385 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
2386 (LINK_SPEC): Do not need to undef.
2387 (DONT_USE_BUILTIN_SETJMP): Do not define.
2388 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
2389 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
2390 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
2391 Remove trailing spaces.
2392 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
2393 __ELF__, or set Acpu or Amachine. Reformat.
2394 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2395 define.
2397 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2399 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
2400 all other *-*-freebsd* targets.
2402 2002-04-11 Richard Henderson <rth@redhat.com>
2404 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
2406 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2408 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
2409 Include {cpu}/{cpu}.h thru tm_file.
2410 (alpha*-*-linux*ecoff): Remove target.
2411 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
2412 (LINK_SPEC): Remove, is not OS independent.
2413 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
2414 (LINK_SPEC): Do not need to #undef any longer.
2415 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
2416 any longer.
2417 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
2418 __ELF__.
2419 (LINK_SPEC): Moved here from alpha/elf.h.
2420 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
2421 SUB_CPP_PREDEFINES.
2422 * config/alpha/linux-ecoff.h: Remove.
2423 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
2424 (CPP_SPEC): Define _POSIX_SOURCE as needed.
2425 (CPP_SUBTARGET_SPEC): Do not define.
2426 (LINK_SPEC): Do not need to #undef any longer.
2427 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
2428 * config/alpha/vms.h: Likewise.
2430 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
2432 * doc/extend.texi: Remove old claim that typedefs cannot have
2433 an alignment attribute.
2435 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2437 PR optimization/6177
2438 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
2439 bitpos is 0 and bitsize CONCAT size.
2441 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2443 PR c/6223
2444 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
2446 2002-04-10 David O'Brien <obrien@FreeBSD.org>
2448 * config/alpha/freebsd.h: Minor reformatting.
2449 (CPP_SPEC): Define ELF and add cpp_subtarget.
2450 (ASM_SPEC): No longer needed.
2452 2002-04-11 Richard Henderson <rth@redhat.com>
2454 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
2455 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
2456 (dimode mem/zero splitter): New.
2458 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
2460 * config/cris/cris.c (cris_override_options): Tweak error message
2461 for PIC not implemented.
2463 * config/cris/cris.h: Tweak comments related to parameter-passing.
2465 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
2467 2002-04-10 Richard Henderson <rth@redhat.com>
2469 * except.c (add_ehl_entry): Allow duplicates after landing pad
2470 creation.
2472 2002-04-10 David Edelsohn <edelsohn@gnu.org>
2474 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
2476 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
2478 * c-decl.c (c_init_decl_processing): Move generation of
2479 decls for g77_integer_type_node and friends from here ...
2480 * c-common.c (c_common_nodes_and_builtins): ... to here.
2482 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
2484 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
2485 is only used as frame pointer when frame_pointer_needed is true.
2487 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
2489 PR target/817
2490 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
2491 for the fact that the pool entry uses two words.
2492 (movdf_hard_insn): Similarly. Also, ADR instruction can span
2493 1k bytes.
2494 (movdf_soft_insn): Similarly.
2495 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
2496 for the fact that the pool entry uses three words.
2498 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
2500 * config/mips/mips.c (mips_va_arg): When using the struct version
2501 of the EABI va_list, allow arguments in the register save area to
2502 take up less room than a stack argument.
2504 2002-04-10 Richard Henderson <rth@redhat.com>
2506 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
2507 if EXPAND_INITIALIZER.
2509 2002-04-09 Richard Henderson <rth@redhat.com>
2511 * config/alpha/alpha.md (movdi_er_maybe_g): New.
2512 * config/alpha/alpha.c (alpha_expand_mov): Use it.
2514 2002-04-10 Alan Modra <amodra@bigpond.net.au>
2516 PR optimization/6233
2517 * rtlanal.c (pure_call_p): New function.
2518 * rtl.h (pure_call_p): Declare.
2519 * loop.c (prescan_loop): Use it to set has_nonconst_call.
2520 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
2522 2002-04-09 Eric Christopher <echristo@redhat.com>
2524 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
2525 information to .comm directive.
2527 2002-04-09 Richard Henderson <rth@redhat.com>
2529 PR c/5078
2530 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
2532 2002-04-09 Richard Henderson <rth@redhat.com>
2534 * basic-block.h (flow_delete_block_noexpunge): Declare.
2535 (expunge_block_nocompact): Declare.
2536 * cfg.c (expunge_block_nocompact): Split out from ...
2537 (expunge_block): ... here.
2538 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
2539 (flow_delete_block_noexpunge): Split out from ...
2540 (flow_delete_block): ... here.
2541 * cfgcleanup.c (delete_unreachable_blocks): Compact while
2542 removing dead blocks.
2543 * except.c (exception_handler_labels): Remove.
2544 (exception_handler_label_map): New.
2545 (struct eh_region): Add aka member.
2546 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
2547 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
2548 (for_each_eh_label, for_each_eh_label_1): New.
2549 (init_eh): Register exception_handler_label_map.
2550 (free_eh_status): Use free_region.
2551 (find_exception_handler_labels): Use the map, not the list.
2552 (remove_exception_handler_label): Likewise.
2553 (maybe_remove_eh_handler): Likewise.
2554 (remove_eh_handler): Use the region aka bitmap.
2555 * except.h (exception_handler_labels): Remove.
2556 (for_each_eh_label): Declare.
2557 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
2558 * loop.c (invalidate_loops_containing_label): New.
2559 (find_and_verify_loops): Use it. Use for_each_eh_label.
2560 * sched-rgn.c (is_cfg_nonregular): Use
2561 current_function_has_exception_handlers.
2563 2002-04-09 Richard Henderson <rth@redhat.com>
2565 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
2566 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
2567 Do not return changed status.
2568 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
2569 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
2570 New functions that do return changed status.
2571 * sbitmap.h: Update decls.
2572 * gcse.c, lcm.c: Use _cg functions as needed.
2574 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2576 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
2577 (sh64-*-elf*, sh-*-rtemself*): Likewise.
2578 * config/sh/embed_bb.c: New file.
2579 * config/sh/embed-elf.h: New file.
2580 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
2581 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
2582 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2583 __PTRDIFF_TYPE__ .
2584 (SUBTARGET_CPP_PTR_SPEC): Don't define.
2585 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
2586 Add subtarget_asm_endian_spec.
2587 (ASM_SPEC): Use subtarget_asm_endian_spec.
2588 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
2589 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
2590 (WCHAR_UNSIGNED): Define.
2591 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
2592 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2593 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
2594 Fix value.
2595 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
2596 (sh_adjust_cost): Likewise.
2597 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2598 __PTRDIFF_TYPE__ .
2599 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
2600 (WCHAR_TYPE_SIZE): Likewise.
2601 (ASM_SPEC): Use subtarget_asm_endian_spec.
2602 (SH_ELF_WCHAR_TYPE): #undef/ #define.
2603 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
2604 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
2605 (MAX_WCHAR_TYPE_SIZE): Don't #define .
2606 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
2607 (USER_LABEL_PREFIX): Don't #undef /#define .
2608 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2609 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
2610 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
2611 (ASM_SPEC): Likewise.
2612 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
2613 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
2614 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
2615 (LIB2FUNCS_EXTRA): Define.
2616 * t-sh64 (LIB2FUNCS_EXTRA): Define.
2617 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
2618 (LIB1ASMFUNCS_CACHE): Define.
2619 (LIB2FUNCS_EXTRA): Redefine empty.
2621 2002-04-08 Richard Henderson <rth@redhat.com>
2623 * reorg.c (get_branch_condition): Use reversed_comparison_code.
2625 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2627 * config/m68hc11/larith.asm (__map_data_section): Fix condition
2628 and optimize for size.
2629 (__do_global_ctors): Fix pointer comparison.
2630 (__do_global_dtors): Likewise.
2632 2002-04-09 David S. Miller <davem@redhat.com>
2634 * config/sparc/sparc.c (sparc_extra_constraint_check): New
2635 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
2636 allow reloading pseudos.
2637 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
2638 * config/sparc/sparc-protos.h: Declare it.
2640 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
2641 unsigned comparison warning.
2642 (output_restore_regs): Mark leaf_function as unused.
2644 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2646 * expr.c (is_aligning_offset): New function.
2647 (expand_expr, case COMPONENT_EXPR): Call it.
2649 2002-04-08 David S. Miller <davem@redhat.com>
2651 PR target/6082
2652 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
2654 Make init_priority work on Sparc when using GNU ld.
2655 * config/sparc/linux.h, config/sparc/linux64.h,
2656 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
2657 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
2658 * config/sparc/sol2-gld.h: New file to do the same.
2659 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
2660 sparc/sol2-gld.h to tm_file.
2662 PR optimization/4328
2663 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
2664 * doc/md.texi: Document it.
2665 * config/sparc/sparc.md (movdi_insn_sp64_novis,
2666 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
2667 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
2668 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
2669 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
2671 2002-04-08 Andreas Jaeger <aj@suse.de>
2673 * stmt.c (expand_asm_operands): Revert last patch from Richard
2674 Henderson.
2676 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2678 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
2679 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
2681 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2683 * doc/contrib.texi (Contributors): Add David O'Brien.
2685 2002-04-08 Alan Modra <amodra@bigpond.net.au>
2687 * configure.in (auto-build.h): Use target_alias and build_alias
2688 when running configure.
2689 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
2690 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
2691 * configure: Regenerate.
2693 2002-04-07 David S. Miller <davem@redhat.com>
2695 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
2697 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2699 PR 5933
2700 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
2701 generating 32-bit pic code.
2703 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
2705 * cppinit.c (cpp_create_reader): Initialize
2706 discard_comments_in_macro_exp.
2707 (COMMAND_LINE_OPTIONS): Add "-CC" option.
2708 (cpp_handle_option): Handle "-CC" option.
2709 * cpplex.c (save_comment): If saving a C++ comment in
2710 a directive, convert it to a C comment.
2711 (_cpp_lex_direct): Pass second comment start character to
2712 save_comment to indicate comment type.
2713 * cpplib.c (_cpp_handle_directive): If processing
2714 a "#define" directive and discard_comments_in_macro_exp
2715 is false, re-enable saving of comments.
2716 (lex_macro_node): If discard_comments_in_macro_exp is false,
2717 discard any comments before the macro identifier.
2718 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
2719 member.
2720 * cppmacro.c (cpp_get_token): If expanding a macro while
2721 processing a directive, discard any comments we might encounter.
2722 (parse_params): If discard_comments_in_macro_exp is false,
2723 ignore comments in the macro parameter list.
2724 * gcc.c (cpp_unique_options): Add "-CC" option.
2725 (option_map): Map "--comments-in-macros" to "-CC".
2726 * doc/cppopts.texi: Document "-CC" option.
2727 * f/lang-specs.h: Add "-CC" option.
2728 * testsuite/gcc.dg/cpp/maccom1.c: New test.
2729 * testsuite/gcc.dg/cpp/maccom2.c: New test.
2730 * testsuite/gcc.dg/cpp/maccom3.c: New test.
2731 * testsuite/gcc.dg/cpp/maccom4.c: New test.
2732 * testsuite/gcc.dg/cpp/maccom5.c: New test.
2733 * testsuite/gcc.dg/cpp/maccom6.c: New test.
2735 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
2737 PR middle-end/6180
2738 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
2740 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2742 PR c++/5571
2743 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2745 PR opt/5120
2746 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
2747 RTX_UNCHANGING_P for the functions arguments when a tail call
2748 is made.
2750 2002-04-06 Jason Merrill <jason@redhat.com>
2752 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
2753 (parse_options_and_default_flags): Set them appropriately.
2754 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
2756 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
2758 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
2759 here.
2761 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
2762 semicolon.
2764 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
2765 types come in by-reference. Fix typo in comment.
2767 2002-04-05 David S. Miller <davem@redhat.com>
2769 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
2770 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
2771 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
2772 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
2774 2002-04-05 David S. Miller <davem@redhat.com>
2776 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
2777 are not going to emit return instructions, emit at least a nop
2778 for the sake of sane backtraces.
2780 2002-04-05 Richard Henderson <rth@redhat.com>
2782 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
2784 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
2786 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
2788 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
2790 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
2791 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
2792 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
2794 2002-04-05 Andreas Schwab <schwab@suse.de>
2796 * c-convert.c: Include c-common.h.
2797 * Makefile.in (c-convert.o): Updated.
2799 2002-04-05 Jakub Jelinek <jakub@redhat.com>
2801 * mklibgcc.in: Use separate libgcc.map for each multilib.
2802 * Makefile.in (distclean): Don't remove libgcc.map here.
2804 2002-04-05 Jakub Jelinek <jakub@redhat.com>
2806 * Makefile.in (s-mlib): Handle --disable-multilib by separate
2807 genmultilib invocation.
2809 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
2811 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
2812 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
2813 to num_gprs for symmetry.
2814 * config/mips/mips.c: Adjust accordingly.
2816 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
2818 * c-common.c (truthvalue_conversion): Rename, update.
2819 * c-common.h (c_common_truthvalue_conversion): New.
2820 * c-convert.c (convert): Update.
2821 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
2822 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
2823 * c-typeck.c (build_binary_op, build_unary_op,
2824 build_conditional_expr): Update.
2825 * fold-const.c (constant_boolean_node, fold): Use langhook.
2826 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
2827 * langhooks.h (struct lang_hooks): New hook.
2828 * stmt.c (expand_decl_cleanup): Use langhook.
2829 * tree.h (truthvalue_conversion): Remove.
2830 objc:
2831 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
2833 2002-04-05 Alan Modra <amodra@bigpond.net.au>
2835 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
2836 Add rules to make null object file.
2838 2002-04-04 Jim Blandy <jimb@redhat.com>
2840 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
2841 macro formal parameter names.
2843 2002-04-04 David S. Miller <davem@redhat.com>
2845 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
2847 2002-04-04 Richard Henderson <rth@redhat.com>
2849 PR middle-end/5099
2850 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
2851 Support copies into and out of memory. Don't accept allows_reg
2852 and allows_mem as gospel.
2854 2002-04-04 Richard Henderson <rth@redhat.com>
2856 PR opt/6165
2857 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
2858 (write_dependence_p): Likewise.
2860 2002-04-04 Richard Henderson <rth@redhat.com>
2862 * predict.c (estimate_bb_frequencies): Do frequency calculation
2863 with a volatile temporary.
2865 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
2867 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
2869 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2871 PR c++/6119
2872 * final.c (final_start_function): Don't bump profile_label_no here...
2873 (final_end_function): ...but here.
2875 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2877 * config/sparc/sparc.md (pic): New attribute.
2878 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
2879 into stack slots.
2880 (split after do_builtin_setjmp_setup): New.
2882 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2884 PR fortran/6106
2885 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
2886 change.
2888 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2890 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
2891 UNITS_PER_WORD for zero sized aggregates.
2893 2002-04-03 David S. Miller <davem@redhat.com>
2895 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
2896 one-character spec for this, just use %(link_gcc_c_sequence).
2898 2002-04-03 David S. Miller <davem@redhat.com>
2900 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
2901 handling.
2903 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2905 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
2906 (DWARF_FRAME_RETURN_COLUMN): Move.
2907 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2908 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
2909 * pa.c (except.h, predict.h): Include.
2910 (FRP): Delete.
2911 (store_reg_modify, set_reg_plus_d): Revise prototypes.
2912 (output_ascii): Add cast.
2913 (store_reg_modify): Revise to add frame notes.
2914 (set_reg_plus_d): Likewise.
2915 (compute_frame_size): Include space for eh data registers in frame if
2916 the current function calls eh_return.
2917 (hppa_expand_prologue): Ensure register %r2 is saved if the current
2918 function calls eh_return. Save eh data registers if the current
2919 function calls eh_return. Fix code to add frame notes. Emit
2920 blockage to prevent insns with frame notes being scheduled in the
2921 delay slot of calls.
2922 (hppa_expand_epilogue): Restore eh data registers and do final stack
2923 adjustment if the current function calls eh_return. Don't add frame
2924 notes.
2925 (output_call): Revise for change in length of call insn. Don't do
2926 return pointer adjustment for an unconditional jump in the delay slot
2927 of a call when using frame notes.
2928 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
2929 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
2930 (ARG_POINTER_CFA_OFFSET): Define.
2931 * pa.md (return_external_pic): New pattern.
2932 (prologue): Correct formatting. Use return_external_pic if current
2933 function calls eh_return.
2934 (call_internal_symref, call_value_internal_symref,
2935 sibcall_internal_symref, sibcall_value_internal_symref): Change default
2936 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
2937 respectively.
2938 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
2940 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
2941 list of targets to check using "nop" insn.
2942 * configure: Rebuilt.
2944 2002-04-04 Alan Modra <amodra@bigpond.net.au>
2946 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
2948 2002-04-03 David S. Miller <davem@redhat.com>
2950 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
2951 library sequence passed to the linker.
2952 (LINK_COMMAND_SPEC): Use it.
2953 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
2954 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
2955 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
2957 2002-04-03 Jason Merrill <jason@redhat.com>
2959 * except.c (struct eh_status): Remove protect_list.
2960 (begin_protect_partials, end_protect_partials): Remove.
2961 (add_partial_entry): Remove.
2962 * except.h: Remove prototypes.
2964 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
2965 expand_decl_cleanup_eh.
2967 PR c++/5636
2968 * tree.h (CLEANUP_EH_ONLY): New macro.
2969 * stmt.c (expand_decl_cleanup_eh): New fn.
2970 (expand_cleanups): Check CLEANUP_EH_ONLY.
2971 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
2972 Use expand_decl_cleanup_eh.
2973 (expand_stmt): Adjust.
2974 * c-common.h: Adjust prototype.
2976 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
2978 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
2979 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
2980 (cris_target_asm_function_epilogue): Ditto.
2981 (cris_initial_frame_pointer_offset): Ditto.
2982 (cris_simple_epilogue): Ditto.
2983 (cris_expand_builtin_va_arg): Variable-size types come in
2984 by-reference.
2986 2002-04-03 David S. Miller <davem@redhat.com>
2988 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
2989 little-endian.
2990 (set_fast_math): Correct 'fsr' type.
2992 2002-04-03 Richard Henderson <rth@redhat.com>
2994 PR opt/3569
2995 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
2996 * toplev.c (check_global_declarations): Use it.
2997 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
2998 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2999 (LANG_HOOKS_DECLS): Add it.
3000 * langhooks.c (lhd_warn_unused_global_decl): New.
3001 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3002 * c-objc-common.c (c_warn_unused_global_decl): New.
3003 * c-tree.h (c_warn_unused_global_decl): Declare.
3004 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3006 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
3008 * langhooks-def.h (lhd_set_decl_assembler_name,
3009 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
3010 (LANG_HOOKS_INITIALIZER): Update.
3011 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
3012 * langhooks.h (struct lang_hooks): New hook.
3013 * tree.c (set_decl_assembler_name): Move to langhooks.c.
3014 (lang_set_decl_assembler_name): Remove.
3015 (init_obstacks): Don't set hook.
3016 (decl_assembler_name): New function.
3017 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
3018 (decl_assembler_name): New.
3019 (lang_set_decl_assembler_name): Remove.
3021 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3023 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
3024 works properly with .hidden symbols.
3025 * configure: Rebuilt.
3026 * config.in: Rebuilt.
3027 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3028 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
3029 properly with .hidden symbols.
3031 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3033 PR middle-end/6102
3034 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
3035 USE argument.
3037 2002-04-03 Richard Henderson <rth@redhat.com>
3039 PR opt/4120
3040 * sched-rgn.c (sets_likely_spilled): New.
3041 (sets_likely_spilled_1): New.
3042 (add_branch_dependences): Use it.
3044 2002-04-02 Richard Henderson <rth@redhat.com>
3046 PR opt/4311
3047 * loop.h (LOOP_FIRST_PASS): New.
3048 * loop.c (strength_reduce): Mind it when deciding to unroll.
3049 * toplev.c (rest_of_compilation): Set it.
3051 2002-04-02 David S. Miller <davem@redhat.com>
3053 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
3054 mems_ok_for_ldd_peep when the order of the loads being examined
3055 is reversed.
3056 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
3057 existing comment to increase comprehension of this situation.
3059 2002-04-02 Zack Weinberg <zack@codesourcery.com>
3061 * config/sh/sh.md: Don't use union real_extract.
3063 2002-04-02 Richard Henderson <rth@redhat.com>
3065 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
3067 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3069 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
3070 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
3071 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
3072 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
3073 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
3074 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
3075 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
3076 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
3077 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
3078 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
3079 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
3080 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
3081 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
3082 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
3083 Include as many configury headers via tm_file as possible. This
3084 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
3085 * config/openbsd-oldgas.h: New file.
3086 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
3087 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
3088 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
3089 config/i386/i386-coff.h, config/i386/i386-interix.h,
3090 config/i386/iscdbx.h, config/i386/linux-aout.h,
3091 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
3092 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
3093 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
3094 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
3095 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
3096 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
3097 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
3098 config/i386/vxi386.h: Do not directly include configury headers.
3099 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
3100 Directly include configury headers that are no longer automatically
3101 included by the above headers.
3102 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
3103 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
3104 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
3105 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
3106 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
3107 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
3108 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
3109 (TARGET_VERSION): Define.
3110 * config/i386/beos-elf.h, config/i386/freebsd.h,
3111 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
3112 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
3113 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
3114 config/i386/sco5.h, config/i386/sysv4.h
3115 (TARGET_VERSION): Do not need to protect.
3116 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
3117 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
3118 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
3119 config/i386/i386-interix.h, config/i386/linux-aout.h,
3120 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
3121 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
3122 (YES_UNDERSCORES): Do not define - not needed.
3123 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
3124 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3125 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
3126 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
3127 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3128 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
3129 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
3130 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
3132 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
3133 Richard Henderson <rth@redhat.com>
3135 PR c/5484
3136 * function.c (assign_temp): Accept either type or decl argument.
3137 Detect variables whose size is too large to fit into an integer.
3138 * stmt.c (expand_decl): Pass the decl, not the type.
3140 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3142 * protoize.c: Match include directory usage with cppdefault.c.
3144 2002-04-03 Jeffrey A Law (law@redhat.com)
3145 Hans-Peter Nilsson <hp@bitrange.com>
3147 * combine.c (simplify_comparison): Avoid narrowing a comparison
3148 with a paradoxical subreg when doing so would drop signficant bits.
3150 2002-04-02 Steve Ellcey <sje@cup.hp.com>
3152 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
3153 if POINTERS_EXTEND_UNSIGNED is defined.
3155 2002-04-02 Richard Henderson <rth@redhat.com>
3157 PR opt/3967
3158 * local-alloc.c (contains_replace_regs): LO_SUM may contain
3159 replace regs.
3161 2002-04-02 Richard Henderson <rth@redhat.com>
3163 * doc/standards.texi: Document required freestanding libc entry points.
3165 2002-04-02 Alan Modra <amodra@bigpond.net.au>
3167 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
3168 associated splitter. Remove MQ constraint.
3169 (ctrdi_internal4): Correct CCmode clobber.
3171 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3173 * milli64.S ($$dyncall): New function.
3174 * t-linux (LIB1ASMFUNCS): Revise module list.
3175 (LIB1ASMSRC): Use pa/milli64.S.
3177 2002-04-02 Richard Henderson <rth@redhat.com>
3179 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
3180 rename solaris_sys_varargs_h.
3182 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3184 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
3185 the same mode as its component.
3187 2002-04-02 Richard Henderson <rth@redhat.com>
3189 PR opt/190
3190 * final.c (this_is_asm_operands): Export.
3191 * output.h (this_is_asm_operands): Declare.
3192 * config/i386/i386.c (print_operand): Error odd asm operands.
3194 2002-04-02 Richard Henderson <rth@redhat.com>
3196 PR opt/420
3197 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
3199 2002-04-01 Richard Henderson <rth@redhat.com>
3201 PR target/1538
3202 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
3203 * fixinc/fixincl.x: Rebuild.
3205 2002-04-01 Richard Henderson <rth@redhat.com>
3207 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
3208 (atomic_alloc, atomic_free): New.
3209 (SIZE, MASK_FOR, PTR_IN): New.
3210 (emergency_reg_state, emergency_reg_state_free): New.
3211 (emergency_labeled_state, emergency_labeled_state_free): New.
3212 (reg_state_alloced, labeled_state_alloced): New.
3213 (alloc_reg_state, free_reg_state): New.
3214 (alloc_label_state, free_label_state, free_label_states): New.
3215 (push, pop, dup_state_stack, free_state_stack): Use them.
3216 (desc_label_state): Likewise.
3217 (uw_frame_state_for): Free label states and state stack.
3218 (uw_update_reg_address): Eliminate warnings.
3220 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
3222 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
3223 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
3225 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3227 * c-decl.c (grokdeclarator): Update.
3228 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3229 * c-tree.h (c_mark_addressable): New.
3230 * c-typeck.c (default_function_array_conversion, build_unary_op,
3231 build_array_ref, convert_for_assignment): Update.
3232 (mark_addressable): Rename.
3233 * calls.c (try_to_integrate, expand_call): Use langhook.
3234 * expr.c (expand_expr): Use langhook.
3235 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
3236 * langhooks.h (struct lang_hooks): New hook.
3237 * stmt.c (expand_asm_operands): Use langhook.
3238 * tree.h (mark_addressable): Remove.
3239 objc:
3240 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3242 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3244 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
3245 in previous change.
3247 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3249 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
3250 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
3252 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3254 * c-common.c (unsigned_conversion_warning, convert_and_check,
3255 unsigned_type, signed_type, shorten_compare,
3256 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
3257 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
3258 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
3259 New.
3260 * c-decl.c (grokdeclarator): Update.
3261 * c-format.c (check_format_types): Update.
3262 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3263 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3264 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
3265 * convert.c (convert_to_integer): Use new hooks.
3266 * expmed.c (make_tree): Use new hooks.
3267 * expr.c (store_expr): Use new hooks.
3268 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
3269 all_ones_mask_p, unextend, fold): Use new hooks.
3270 * langhooks.h (struct lang_hooks_for_types): New hooks.
3271 * tree.h (signed_or_unsigned_type, signed_type,
3272 unsigned_type): Remove.
3273 objc:
3274 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3275 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3277 2002-03-31 Richard Henderson <rth@redhat.com>
3279 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
3280 (desc_frgr_mem): Fix reference to f16-f31.
3282 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3284 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3285 RTVEC_ELT): Const-ify.
3286 * varray.h (VARRAY_CHECK): Const-ify.
3287 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
3288 ggc_mark_rtvec, ggc_mark): Const-ify.
3290 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3292 * diagnostic.c: Include langhooks-def.h.
3293 * Makefile.in (diagnostic.o): Update.
3295 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3297 * c-common.c (c_unsafe_for_reeval): Rename.
3298 * c-common.h (c_unsafe_for_reeval): Rename.
3299 * c-decl.c (finish_incomplete_decl): Rename.
3300 (c_init_decl_processing): Don't set langhook.
3301 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3302 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3303 * c-objc-common.c (c_objc_common_init): Don't set langhook.
3304 * c-tree.h (finish_incomplete_decl): Rename.
3305 * langhooks-def.h (lhd_unsafe_for_reeval): New.
3306 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
3307 (LANG_HOOKS_INITIALIZER): Update.
3308 * langhooks.c (lhd_unsafe_For_reeval): New.
3309 * langhooks.h (struct langhooks): New hooks.
3310 * toplev.c (incomplete_decl_finalize_hook): Remove.
3311 (wrapup_global_declarations): Update.
3312 * tree.c (lang_unsafe_for_reeval): Remove.
3313 (unsafe_for_reeval): Update.
3314 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
3315 Remove.
3316 objc:
3317 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3318 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3320 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3322 * diagnostic.c (print_error_function): Remove.
3323 (default_print_error_function): Rename.
3324 (report_error_function): Update.
3325 * diagnostic.h (print_error_function): Remove.
3326 (default_print_error_function): Remove.
3327 * langhooks-def.h (struct diagnostic_context): Predeclare.
3328 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
3329 (LANG_HOOKS_INITIALIZER): Update.
3330 * langhooks.h (struct diagnostic context): Predeclare.
3331 (struct lang_hooks): New hook.
3333 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3335 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
3336 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
3337 !flag_pic.
3338 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
3339 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
3340 of PIC_OFFSET_TABLE_REGNUM thruout.
3341 * config/rs6000/rs6000.md: Likewise.
3342 * config/rs6000/darwin.h: Likewise.
3344 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3346 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
3347 unsigned HOST_WIDE_INT, not unsigned int.
3349 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3351 PR middle-end/6096, middle-end/6098, middle-end/6099
3352 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
3353 CODE_LABELs.
3354 (fill_slots_from_thread): Likewise.
3356 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3358 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
3359 floating fields in float regs.
3360 (function_arg_record_value_2): Likewise.
3362 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3364 * config/mmix/mmix.md (define_constants): Remove misleading
3365 FIXME. Add MMIX_fp_rO_OFFSET.
3366 ("nonlocal_goto_receiver"): Don't have stack-frame address of
3367 saved rO as part of the pattern. Remove FIXME.
3368 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
3369 here, at output-time.
3371 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3373 PR middle-end/6100
3374 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
3375 REG_BR_PRED.
3376 (output_v9branch): Likewise.
3378 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3380 * gcc.c: Revert previous patch for now.
3381 * config/i386/djgpp.h: Likewise.
3383 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3385 * config/mmix/crti.asm (_init): Register _fini with atexit.
3386 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
3388 2002-03-31 Richard Henderson <rth@redhat.com>
3390 PR target/3997
3391 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
3392 (ASM_OUTPUT_DEF_FROM_DECLS): New.
3394 2002-03-31 Richard Henderson <rth@redhat.com>
3396 * libgcc2.c (__bb_exit_func): Make static.
3398 * config/alpha/alpha.md (trap): New.
3400 2002-03-31 Richard Henderson <rth@redhat.com>
3402 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
3403 promoted argument types; build trap.
3404 (expand_builtin_trap): New.
3405 (expand_builtin): Use it.
3406 * stmt.c (expand_nl_goto_receivers): Likewise.
3407 * expr.h (expand_builtin_trap): Declare.
3408 * libfuncs.h (LTI_abort, abort_libfunc): New.
3409 * optabs.c (init_optabs): Init abort_libfunc.
3411 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3413 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
3414 (LINK_COMMAND_SPEC): ... from here.
3415 (init_gcc_specs): Duplicate it here too, omitting
3416 shared_name in the second copy.
3417 (init_spec): Test for duplicate
3418 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
3420 2002-03-30 David S. Miller <davem@redhat.com>
3422 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3423 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
3425 2002-03-30 Roger Sayle <roger@eyesopen.com>
3426 Richard Henderson <rth@redhat.com>
3428 * regmove.c (combine_stack_adjustments_for_block): Avoid
3429 emitting a stack adjustment of zero bytes. Let delete_insn
3430 update bb->head.
3432 2002-03-30 Richard Henderson <rth@redhat.com>
3434 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
3435 (sparc_emitting_epilogue): New.
3436 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
3437 * config/sparc/sparc-protos.h: Update.
3438 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
3439 (TARGET_SWITCHES): Update.
3440 * config/sparc/sparc.md (return): Remove.
3441 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
3442 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
3443 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
3444 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
3445 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
3446 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
3447 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
3448 Remove MASK_EPILOGUE.
3449 * doc/invoke.texi: Update.
3451 2002-03-30 Daniel Berlin <dan@dberlin.org>
3453 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
3454 CPP will start the file for us.
3456 2002-03-30 Richard Henderson <rth@redhat.com>
3458 PR target/5446
3459 * config/ia64/ia64.c (group_barrier_needed_p): Special case
3460 prologue_allocate_stack.
3461 (ia64_single_set): Use insn codes for recognition of special
3462 cases, not rtl matching.
3463 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
3465 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
3467 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
3469 2002-03-30 Richard Henderson <rth@redhat.com>
3471 PR target/6032
3472 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
3473 or -fomit-frame-pointer with profiling.
3474 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3475 (FUNCTION_PROFILER): Do nothing.
3476 (PROFILE_HOOK): New.
3477 * config/sparc/sparc.c (sparc_override_options): Don't check
3478 code models for profiling.
3479 (sparc_function_profiler): Remove.
3480 (sparc_profile_hook): New.
3481 * config/sparc/sparc-protos.h: Update.
3483 2002-03-30 Jakub Jelinek <jakub@redhat.com>
3485 PR optimization/6086
3486 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
3487 of SUBREG of volatile MEM or because the MEM was mode dependent,
3488 return CLOBBER instead of unmodified SUBREG.
3490 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
3492 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
3493 when not optimizing.
3495 * toplev.c (rest_of_compilation): Cann mark_constant_function
3496 only when optimizing.
3498 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
3499 are NULL.
3501 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
3502 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
3503 (try_optimize_cfg): clear all AUX fields.
3505 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
3506 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
3507 (ix86_address_cost): Be prepared for SUBREGed registers.
3508 (legitimate_address_p): Accept SUBREGed registers.
3510 2002-03-29 Richard Henderson <rth@redhat.com>
3512 PR target/5672
3513 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
3515 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3517 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
3518 for aggregate and TFmode types.
3520 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3522 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
3524 2002-03-29 Richard Henderson <rth@redhat.com>
3526 PR target/5886
3527 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
3528 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
3530 2002-03-29 Richard Henderson <rth@redhat.com>
3532 PR target/6041
3533 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
3534 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
3535 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
3536 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
3537 conditional.
3538 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
3540 2002-03-29 Dale Johannesen <dalej@apple.com>
3542 * loop.c (combine_movables): Do allow combination of pseudos.
3544 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
3546 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
3547 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
3548 No functional change except ...
3549 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
3550 * doc/install.texi (*-*-freebsd*): Document port configuration.
3552 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3554 * Makefile.in (convert.o, calls.o, expmed.o): Update.
3555 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
3556 Use new hooks.
3557 * builtin-types.def (BT_PTRMODE): Update.
3558 * c-common.c (type_for_size): Rename c_common_type_for_size.
3559 (type_for_mode): Similarly.
3560 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
3561 Use new hook.
3562 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
3563 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
3564 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
3565 Redefine.
3566 * c-typeck.c (common_type, comptypes, default_conversion):
3567 Use new hooks.
3568 * calls.c: Include langhooks.h.
3569 (emit_library_call_value_1): Use new hooks. Avoid redundant
3570 calls.
3571 * convert.c: Include langhooks.h
3572 (convert_to_pointer, convert_to_integer): Use new hooks.
3573 * except.c (init_eh): Similarly.
3574 * expmed.c: Include langhooks.h.
3575 (expand_mult_add): Use new hooks.
3576 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
3577 try_casesi): Similarly.
3578 * fold-const.c (optimize_bit_field_compare, make_range,
3579 decode_field_reference, fold_truthop, fold): Similarly.
3580 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
3581 put_var_into_stack): Similarly.
3582 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
3583 LANG_HOOKS_TYPE_FOR_SIZE): New.
3584 (LANG_HOOKS_TYPES_INITIALIZER): Update.
3585 * langhooks.h (lang_hooks_for_types): New hooks.
3586 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
3587 * tree.c (get_unwidened, get_narrower): Similarly.
3588 * tree.h (type_for_mode, type_for_size): Remove.
3589 * varasm.c (force_const_mem): Use new hooks.
3590 * utils2.c (nonbinary_modular_operation): Update.
3591 objc:
3592 * objc-act.c (handle_impent): Update.
3593 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
3594 Redefine.
3596 2002-03-29 Steve Ellcey <sje@cup.hp.com>
3598 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
3599 * config/ia64/ia64.c (basereg_operand): New.
3600 * config/ia64/ia64-protos.h (basereg_operand): Declare.
3601 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
3603 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3605 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
3606 unwind information when frame_pointer_needed.
3607 (mmix_assemble_integer): Tweak wording in comment.
3609 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3611 * Makefile.in (except.o): Update.
3612 * except.c: Include langhooks.h.
3613 (init_eh): Use langhook.
3614 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
3615 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
3616 (LANG_HOOKS_INITIALIZER): Update.
3617 * langhooks.h (lang_hooks_for_types): New.
3618 (struct lang_hooks): Add it.
3619 * tree.c (make_lang_type_fn, make_lang_type): Remove.
3620 * tree.h (make_lang_type_fn, make_lang_type): Remove.
3621 config:
3622 * alpha/alpha.c: Include langhooks.h.
3623 (alpha_build_va_list): Use langhook.
3624 * d30v/d30v.c: Include langhooks.h.
3625 (d30v_build_va_list): Use langhook.
3626 * i386/i386.c: Include langhooks.h.
3627 (ix86_build_va_list): Use langhook.
3628 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
3629 * s390/s390.c: Include langhooks.h.
3630 (s390_build_va_list): Use langhook.
3631 * stormy16/stormy16.c: Include langhooks.h.
3632 (stormy16_build_va_list): Use langhook.
3634 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3636 PR c++/5964
3637 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
3638 attributes.
3639 (length): Compute variable length for branches/calls/jumps here.
3640 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
3641 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
3642 define branch_type attribute.
3643 (divsi3_sp32): Maximum length is 6 not 7.
3644 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
3645 call_address_untyped_struct_value_sp32,
3646 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
3647 * config/sparc/sparc.c (empty_delay_slot): New function.
3648 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
3649 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
3651 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3653 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
3654 nonzero_bits if not needed.
3655 (nonzero_bits) [XOR]: Likewise.
3656 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
3657 reg_last_set_mode and mode are both MODE_INT, but not equal.
3658 (record_value_for_reg): Compute reg_last_set_nonzero_bits
3659 in nonzero_bits_mode for MODE_INT modes.
3661 2002-03-28 Richard Henderson <rth@redhat.com>
3663 PR target/5715
3664 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
3665 to GAS. Correct drift between alternatives.
3667 2002-03-28 Richard Henderson <rth@redhat.com>
3669 PR target/6087
3670 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
3672 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
3674 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
3675 emulation to the linker.
3677 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
3679 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
3680 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
3682 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
3684 * combine.c (simplify_and_const_int): Make sure to apply mask
3685 when force_to_mode returns a constant integer. PR3311.
3687 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3689 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
3691 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3693 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
3694 and Objective-C Dialect Options.
3696 2002-03-28 Richard Henderson <rth@redhat.com>
3698 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
3699 comparison should be done vs !=0 not >0 return code. Tidy cases.
3701 2002-03-28 Richard Henderson <rth@redhat.com>
3703 * c-decl.c (finish_function): New arg can_defer_p. Pass it
3704 on to c_expand_body.
3705 * c-tree.h (finish_function): Update decl.
3706 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
3708 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
3710 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
3712 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
3714 * rtlanal.c: Include flags.h
3715 (may_trap_p): Do not mark FP operations if trapping
3716 if !flag_trapping_math
3717 * Makefile.in (rtlanal.o): Add dependency on flag.h
3718 * ifcvt.c (noce_operand_ok): Avoid the lameness.
3720 2002-03-27 Zack Weinberg <zack@codesourcery.com>
3722 * mips.md: Use dconst1, not 1.0, as first argument of
3723 REAL_VALUE_LDEXP. Don't use union real_extract.
3725 2002-03-28 Alan Modra <amodra@bigpond.net.au>
3727 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
3728 rather than $target. Heed program_prefix and
3729 program_transform_name. Search for gas in cross-compiler case too.
3730 "test -x" rather than "test -f".
3731 (gcc_cv_ld): Likewise.
3732 (gcc_cv_nm): Heed program_prefix and program_transform_name.
3733 (gcc_cv_objdump): Likewise.
3734 * configure: Regenerate.
3736 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3738 * Makefile.in (attribs.o): Update.
3739 * attribs.c: Include langhooks.h.
3740 (decl_attributes): Use langhook.
3741 * c-decl.c (insert_default_attributes): Rename.
3742 * c-tree.h (c_insert_default_attributes): New.
3743 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
3744 (LANG_HOOKS_INITIALIZER): Update.
3745 * langhooks.h (struct lang_hooks): New hook.
3746 * tree.h (insert_default_attributes): Remove.
3747 objc:
3748 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
3750 2002-03-27 Andreas Schwab <schwab@suse.de>
3752 * config/i386/i386.c (classify_argument): Also check for
3753 QUAL_UNION_TYPE.
3755 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3757 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
3758 any more.
3760 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
3762 * i960.md (ret): Set PC.
3763 (nonlocal_goto): Fix expander.
3764 * builtins.c (epxand_builin_longjmp): Check that we've emitted
3765 some jump or call.
3767 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
3769 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
3770 of libcall regions.
3772 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3774 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
3775 assigning to BLOCK_FOR_INSN directly.
3777 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
3779 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
3781 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3783 * c-common.c (c_expand_expr): Fix prototype.
3784 * c-common.h (c_expand_expr): Always declare, update.
3785 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
3786 * c-objc-common.c (c_objc_common_init): No global hook.
3787 * expr.c (expand_expr): Use langhook.
3788 * expr.h (enum expand_modifier): Conditionally declare.
3789 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
3790 (LANG_HOOKS_INITIALIZER): Update.
3791 * langhooks.c (lhd_expand_expr): New.
3792 * langhooks.h (struct lang_hooks): New hook.
3793 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
3794 (lang_independent_init): Don't default hook.
3795 objc:
3796 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
3798 2002-03-27 Richard Henderson <rth@redhat.com>
3800 PR target/6054
3801 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
3802 TARGET_CONST_GP. Simplify conditions.
3804 2002-03-27 Richard Henderson <rth@redhat.com>
3806 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
3807 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
3808 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
3810 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
3812 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
3813 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
3814 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
3815 Remove unnecessary masks.
3816 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
3817 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
3818 -mwindows, -mdll switches and their negations.
3820 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3822 * gcc-common.c (lang_mark_false_label_stack): Remove.
3823 * ggc.h (lang_mark_false_label_stack): Similarly.
3825 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
3827 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
3829 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
3830 or __rtems_ is defined.
3832 2002-03-26 Richard Henderson <rth@redhat.com>
3834 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
3835 if a non-trivial load was emitted.
3836 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
3837 in high+extra+low case.
3839 2002-03-26 Richard Henderson <rth@redhat.com>
3841 * config.gcc (sparc*-solaris): Use float_format=sparc.
3843 2002-03-26 Richard Henderson <rth@redhat.com>
3845 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3846 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
3847 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
3848 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
3849 (WINT_TYPE_SIZE): Fix at 32.
3851 2002-03-26 Richard Henderson <rth@redhat.com>
3853 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
3854 until after eh landing pad generation.
3855 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
3856 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
3858 2002-03-26 Richard Henderson <rth@redhat.com>
3860 * expr.h (ADD_PARM_SIZE): One more convert for INC.
3862 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
3864 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
3865 and warning switches.
3866 (cc1_options): Likewise.
3868 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
3870 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
3871 Restore more of the signal context. Set no_reg_stack_frame.
3872 * config/ia64/unwind-ia64.c (unw_state_record):
3873 Add no_reg_stack_frame, comments.
3874 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
3875 (uw_update_context): Adjust bsp when unwinding from leaf,
3876 but not signal frame.
3878 2002-03-26 David Edelsohn <edelsohn@gnu.org>
3880 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
3882 2002-03-26 Bob Wilson <bob.wilson@acm.org>
3884 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
3886 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
3888 PR target/5621
3889 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
3890 "Add a pool_range attribute", which was lost during the ARM/Thumb
3891 merge.
3893 2002-03-26 Bob Wilson <bob.wilson@acm.org>
3895 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
3896 a register into the MAC16 accumulator.
3898 2002-03-26 Andrew Cagney <ac131313@redhat.com>
3900 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
3901 (Warning Options): Document -Wswitch-enum.
3902 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
3903 -Wswitch.
3904 (warn_switch_enum): Define variables.
3905 * flags.h (warn_switch_enum): Declare variables.
3906 * stmt.c (expand_end_case_type): When warn_switch_enum /
3907 -Wswitch-enum, perform switch checks.
3908 Fix PR c/5044.
3910 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
3912 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
3913 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
3914 (reload_muladdsi_compare0_scratch): Delete.
3916 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
3918 * doc/install.texi (*-*-freebsd*): Update.
3920 2002-03-26 Richard Henderson <rth@redhat.com>
3922 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
3923 (SUB_PARM_SIZE): Cast DEC to ssizetype.
3925 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
3926 types from the normal argument frame.
3928 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
3929 variable sized objects by reference.
3930 (sparc_va_arg): Receive them by reference too.
3932 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
3934 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
3935 code to not restoring global registers.
3937 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
3939 * Makefile.in (ggc-common.o): Update.
3940 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
3941 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
3942 * c-tree.h (c_mark_tree): New.
3943 * ggc-common.c: Include langhooks.h.
3944 (gcc_mark_trees): Use new langhook.
3945 * ggc-callbacks.c: Delete file.
3946 * ggc.h (lang_mark_tree): Remove.
3947 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
3948 (LANG_HOOKS_INITIALIZER): Update.
3949 * langhooks.h (struct lang_hooks): New hook.
3950 objc:
3951 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
3953 2002-03-25 Zack Weinberg <zack@codesourcery.com>
3955 * doc/cpp.texi: Exclude entire Top node from printed manual.
3956 Move option index after directive index. Insert page breaks
3957 before GFDL and concept index. Index environment variables
3958 with command line options.
3959 * doc/cppenv.texi: Use @vtable for environment variable list.
3960 Add paragraph explaining semantics of empty elements in path
3961 variables. Exclude a cross-reference to Fishkill from the
3962 manpage. Remove an unnecessary cross-reference of the entry
3963 right above the referer. Don't use @anchor in text that goes
3964 into manpage.
3965 * doc/cppopts.texi: Cross-reference the environment variables
3966 section, not the specific environment variable, for consistency.
3968 2002-03-25 Richard Henderson <rth@redhat.com>
3970 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
3971 anywhere in the block. Don't refer to insns that have been
3972 removed from the chain. Iterate backward through the new insns.
3973 Don't refer to edges that have been removed.
3975 2002-03-26 Alan Modra <amodra@bigpond.net.au>
3977 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
3978 test for overflow of constant.
3980 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
3982 PR target/2623
3983 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
3984 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
3985 these patterns on arm_archv4.
3987 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
3989 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
3990 int".
3992 2002-03-25 Zack Weinberg <zack@codesourcery.com>
3994 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
3995 float_handled, float_handler, float_signal, set_float_handler,
3996 and do_float_handler. Set handler for SIGFPE to crash_signal.
3997 * toplev.h: Don't prototype do_float_handler.
3999 * c-lex.c: Fold parse_float into lex_number. Make warning
4000 about portability of hex float constants more informative, and
4001 don't issue it on top of a syntax error.
4002 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
4003 their callers.
4004 * real.h: Define REAL_VALUE_ABS here...
4005 * simplify-rtx.c: ... not here. Fold check_fold_consts,
4006 simplify_unary_real, simplify_binary_real, and
4007 simplify_binary_is2orm1 into their callers.
4008 * tree.c: Fold build_real_from_int_cst_1 into caller.
4010 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
4012 * tsystem.h: Include float.h here...
4013 * libgcc2.c: ... not here.
4015 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
4017 Fixes for: PR bootstrap/3591, target/5676
4018 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
4019 defined. Do not disable exceptions or rtti.
4020 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
4021 mcore.h. Disable exceptions and rtti, since they are not
4022 supported by EPOC.
4024 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
4026 * c-decl.c (maybe_build_cleanup): Remove.
4027 * expr.c (expand_expr): Use langhook.
4028 * langhooks-def.h (lhd_return_null_tree,
4029 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
4030 (LANGHOOKS_INITIALIZER): Update.
4031 * langhooks.c (lhd_return_null_tree): New.
4032 * langhooks.h (struct lang_hooks): New hook.
4033 * tree-inline.c (initialize_inlined_parameters): Use langhook.
4034 * tree.h (maybe_build_cleanup): Remove.
4036 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4038 * regrename.c (build_def_use): Move recog_memoized
4039 before extract_insn.
4041 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4043 PR target/6043
4044 * expr.c (emit_group_store): Handle storing into CONCAT.
4046 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4048 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
4049 corresponding MATCH_DUP.
4051 2002-03-24 Richard Henderson <rth@redhat.com>
4053 * unroll.c (unroll_loop): Zero label_map.
4055 * gcse.c: Include except.h.
4056 * Makefile.in (gcse.o): Update.
4058 2002-03-24 Richard Henderson <rth@redhat.com>
4060 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
4061 Do resolve_unique_section before shared data clause.
4063 2002-03-24 Richard Henderson <rth@redhat.com>
4065 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
4067 2002-03-24 Richard Henderson <rth@redhat.com>
4069 * recog.c (peephole2_optimize): Split blocks when EH insns are
4070 generated in the middle of a block. Do global life update if
4071 zapped EH edges.
4073 2002-03-24 Richard Henderson <rth@redhat.com>
4075 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
4077 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4079 preprocessor/3951
4080 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
4081 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
4082 (init_dependency_output): Don't make no_output decision here.
4084 2002-03-24 Andrew Cagney <ac131313@redhat.com>
4086 * stmt.c (check_for_full_enumeration_handling): Remove tests of
4087 warn_switch. Update description.
4088 (expand_end_case_type): Call check_for_full_enumeration_handling
4089 when warn_switch.
4091 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4093 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
4094 (m68hc11_split_move): Call it to see if the source and destination
4095 operands use the same direction auto inc/dec mode, otherwise make the
4096 source an offsetable memory operand and generate an add.
4098 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4100 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
4101 register for operand 2.
4102 ("*subsi3_zero_extendqi"): Likewise.
4103 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
4104 bits so that it is compatible with a pop.
4105 ("*andhi3_gen"): Likewise.
4106 ("xorhi3"): Likewise.
4108 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4110 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
4111 -pedantic here...
4112 (cpp_post_options): ... not here.
4114 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4115 Aldy Hernandez <aldyh@redhat.com>
4117 Removal of separate preprocessor cpp0.
4119 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
4120 cpp0, install-common): Update.
4121 * c-common.c (flag_preprocess_only): New.
4122 (c_common_init): Preprocess for -E.
4123 * c-common.h (flag_preprocess_only): New.
4124 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
4125 * c-objc-common.c (c_init_decl_processing): Exit quickly
4126 for NULL return from c_common_init.
4127 * cpplib.h (cpp_preprocess_file): New.
4128 * cppmain.c (main, general_init, pfile, progname): Remove.
4129 (do_preprocessing): Rename cpp_preprocess_file, don't call
4130 cpp_finish. Don't close stdout here.
4131 (setup_callbacks): Update prototype.
4132 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
4133 Update.
4134 * tradcpp.c (main): Ignore -quiet.
4135 objc:
4136 * lang-specs.h (default_compilers): Preprocess with cc1obj.
4138 2002-03-24 Richard Henderson <rth@redhat.com>
4140 PR optimization/5742
4141 * machmode.def: Add inner mode field to complex modes.
4142 * config/mips/mips.c (mips_function_value): Always define. Add
4143 new argument to handle libcalls.
4144 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
4145 (FUNCTION_VALUE): Likewise.
4146 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
4147 * config/mips/mips-protos.h: Update.
4149 2002-03-23 Richard Henderson <rth@redhat.com>
4151 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
4152 * config/sparc/sparc-protos.h: Update.
4153 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
4155 2002-03-23 Richard Henderson <rth@redhat.com>
4157 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
4158 _start or _init begins the text segment.
4160 2002-03-23 David Edelsohn <edelsohn@gnu.org>
4162 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
4163 not HOST_WIDEST_INT.
4164 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
4166 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
4168 PR java/5489
4169 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
4170 operand argument to output_return_instruction.
4171 * arm.c (arm_print_operand, case 'd'): If the operand is
4172 const_true_rtx then just return.
4173 (arm_print_operand, case 'D'): If the operand is const_true_rtx
4174 then abort.
4176 2002-03-23 Andrew Cagney <ac131313@redhat.com>
4178 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
4179 (Warning Options): Document -Wswitch-default.
4180 * toplev.c (W_options): Add -Wswitch-default. Update comment on
4181 -Wswitch.
4182 (warn_switch_default): Define variable.
4183 (warn_switch): Update comment.
4184 * flags.h (warn_switch_default): Declare variable.
4185 (warn_switch): Update comment.
4186 * stmt.c (expand_end_case): Check for and, when
4187 warn_switch_no_default, warn of a missing default case.
4189 2002-03-23 Alan Modra <amodra@bigpond.net.au>
4191 * real.h (N): Special case 128 bit doubles.
4193 * combine.c (simplify_comparison): When widening modes, ignore
4194 sign extension on CONST_INTs.
4196 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4198 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
4199 passed to adjust_address. Fix comment formatting.
4202 2002-03-22 Zack Weinberg <zack@codesourcery.com>
4204 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
4205 Always make REAL_VALUE_TYPE a struct containing an array of
4206 HOST_WIDE_INT, not a double. Tidy up the code deciding how
4207 big it is. Don't declare or use union real_extract.
4209 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
4210 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
4211 (print_operand), config/arm/arm.c (output_move_double),
4212 config/arm/arm.md (consttable_4, consttable_8),
4213 config/romp/romp.c (output_fpops), config/s390/s390.h
4214 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
4215 (xtensa_output_literal): Don't use union real_extract.
4217 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
4218 (sfmode_constant_to_ulong), config/ns32k/merlin.h
4219 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
4220 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
4221 (PRINT_OPERAND): Don't use local version of union
4222 real_extract.
4224 * config/convex/convex.c (check_float_value), config/vax/vax.c
4225 (vax_float_literal), config/m88k/m88k.md (divdf3),
4226 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
4227 config/pdp11/pdp11.c (output_move_quad): Don't do host
4228 arithmetic on target floating point quantities.
4230 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
4231 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
4233 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
4234 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
4236 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
4237 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
4238 INFINITY.
4239 * print-rtl.c (print_rtx): Disable code which needs
4240 floating-point emulator.
4241 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
4242 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
4243 depending on HOST_FLOAT_FORMAT to be defined properly.
4245 * config/1750a/1750a.c (get_double, float_label): Delete.
4246 (print_operand): Delete huge commented-out chunk. Use
4247 REAL_VALUE_TO_DECIMAL.
4248 * config/1750a/1750a-protos.h: Delete prototypes of deleted
4249 functions.
4250 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
4251 IEEE_FLOAT_FORMAT.
4252 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
4253 Use REAL_VALUE_TO_DECIMAL as ELF version does.
4254 * config/m88k/m88k.c (real_power_of_2_operand,
4255 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
4256 real_extract out of the union; run the input through
4257 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
4258 from that into the union.
4259 * config/pdp11/pdp11.c (output_move_double): Rearrange
4260 parentheses to make automatic indenter happy.
4262 * doc/tm.texi (Cross-compilation): Rename node to "Floating
4263 Point" and rewrite to describe current situation. Also adjust
4264 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
4265 match code.
4266 * doc/rtl.texi: Adjust cross reference.
4268 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4270 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
4271 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
4272 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
4273 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
4274 prevent use of sp as a reload register.
4275 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
4276 non_acc_reg_operand.
4277 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
4278 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
4279 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4280 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
4282 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4284 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
4285 * cpplex.c (unterminated): Delete.
4286 (parse_string): No string literal may extend over multiple
4287 lines. Suppress the error when preprocessing assembly.
4288 * cppmain.c (scan_translation_unit): Strings are single-line.
4290 * doc/cpp.texi: Update to match.
4292 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4294 PR optimization/5854
4295 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
4296 Shut up warnings.
4297 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
4298 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
4299 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
4300 const0 if scratch register was not allocated.
4301 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
4302 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
4303 with GEN_INT (...).
4304 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
4305 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
4306 with GEN_INT (...) everywhere. Remove constraints in define_split
4307 patterns.
4308 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
4309 require scratch register for setting 0 into regs/non-pushable memory.
4311 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4313 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
4314 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4316 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
4318 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
4319 * cppinit.c (cpp_create_reader): On by default.
4320 (cpp_handle_option): Handle -W[no-]endif-labels.
4321 (cpp_post_options): Also enable if -pedantic.
4322 * cpplib.c (do_else): Use it.
4323 (do_endif): Likewise.
4324 * doc/cppopts.texi: Document new option.
4325 * doc/invoke.texi: Document new option.
4327 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
4329 * config/i386/i386.c, config/i386/i386.md: Change all occurences
4330 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
4332 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4334 * flow.c (calculate_global_regs_live): Clear aux fields of
4335 ENTRY and EXIT.
4337 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4339 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
4340 REG or MEM subregs, pass rtx * instead of rtx to it.
4341 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
4342 rtx * instead of rtx to alter_subreg.
4343 * config/m32r/m32r.c (gen_split_move_double): Likewise.
4344 * config/pj/pj.c (pj_output_rval): Likewise.
4346 2002-03-22 Richard Henderson <rth@redhat.com>
4348 PR target/3177
4349 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
4350 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
4351 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
4352 (ia64_expand_prologue): Look at int_regs, not words, for number
4353 of incomming int regs.
4355 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
4357 * expr.c (expand_expr): A RESULT_DECL is part of a call.
4359 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
4361 * toplev.c (flag_loop_optimize, flag_crossjumping):
4362 New static variables.
4363 (rest_of_compilation): Conditionalize crossjumping and
4364 loop optimizer.
4365 (parse_options_and_default_flags): Default loop_optimize and
4366 crossjumping.
4367 (lang_independent_options): Add -fcrossjumping and -floop-optimize
4368 * invoke.texi (crossjumping, loop-optimize): Document.
4370 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4372 * real.c (eiisneg): Move outside #ifdef NANS.
4374 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
4376 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
4377 frequencies match; avoid match on different loop depths.
4378 (try_crossjump_to_bb): Kill tests that no longer brings time
4379 savings.
4380 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
4381 updating code.
4382 (split_edge): Likewise.
4384 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
4385 variable.
4387 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
4388 * cfgrtl.c: Include insn-config.h
4389 (split_block) Dirtify block in presence of conditional execution
4391 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4393 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
4394 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
4395 (function_arg): Constify CUMULATIVE_ARGS.
4396 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
4397 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
4398 (UNITS_PER_DOUBLE): New macro.
4399 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
4400 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
4401 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
4402 fp_regs and stack_words.
4403 (EABI_FLOAT_VARARGS_P): New macro.
4404 * config/mips/mips.c (struct mips_arg_info): New.
4405 (mips_arg_info): New function.
4406 (function_arg_advance): Use it. Add adjustment instructions here
4407 rather than in function_arg.
4408 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
4409 for VOIDmode at the beginning of the function.
4410 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
4411 (function_arg_pass_by_reference): Likewise.
4412 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
4413 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
4414 (mips_va_start): Likewise. Use the new stack_words field of
4415 CUMULATIVE_ARGS to set up overflow area. Reformat.
4416 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
4417 doubles and other types, aligning the overflow pointer for non-doubles
4418 too. Remove some code duplication. Replace hard-coded constants.
4420 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4422 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
4423 (CLASS_UNITS): Undefine.
4424 (CLASS_MAX_NREGS): Use FP_INC.
4425 * config/mips/mips.c (compute_frame_size): Likewise.
4426 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
4428 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4430 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
4431 prototype, and handle lexing numbers and identifiers.
4432 (parse_identifier): Update to new form of parse_slow.
4433 (parse_number): Fast path only, use parse_slow otherwise.
4434 (_cpp_lex_direct): Update calls to parse_number.
4436 2002-03-21 DJ Delorie <dj@redhat.com>
4438 * bb-reorder.c (make_reorder_chain_1): Protect against
4439 when redundant edges are omitted.
4440 * predict.c (dump_prediction): Likewise.
4442 2002-03-21 Richard Henderson <rth@redhat.com>
4444 PR target/5996
4445 * fixinc/inclhack.def (solaris_stdio_tag): New.
4446 * fixinc/fixincl.x: Regenerate.
4448 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4450 PR c/5597
4451 * c-typeck.c (process_init_element): Flag non-static
4452 initialization of a flexible array member as illegal.
4454 2002-03-22 Alan Modra <amodra@bigpond.net.au>
4456 * config/rs6000/t-linux64: New.
4457 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
4458 t-ppccomm. Use t-rs6000 and t-linux64.
4459 (powerpc64-*-gnu* <tmake_file>): Likewise.
4460 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
4461 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
4462 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
4464 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
4466 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
4467 flag_really_no_inline instead of optimize == 0.
4469 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
4471 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
4473 * flags.h (flag_really_no_inline): New.
4475 * c-common.c (c_common_post_options): Initialize
4476 flag_really_no_inline.
4478 * toplev.c (flag_really_no_inline): New.
4480 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4482 * config/avr/avr.md (length): Fix length computation for
4483 conditional branches.
4485 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
4487 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
4488 sdbout.o, profile.o): Update.
4489 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
4490 langhook.
4491 * c-common.h (gettags): Move here from tree.h.
4492 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
4493 insert_block, getdecls, kept_level_p, global_bindings_p): New.
4494 * dbxout.c (dbxout_init): Use getdecls langhook.
4495 * expr.c (expand_expr): Use insert_block langhook.
4496 * fold-const.c: Include langhooks.h.
4497 (fold_range_test, fold_binary_op_with_conditional_arg,
4498 fold): Use global_bindings_p langhook.
4499 * integrate.c (expand_inline_function): Use insert_block langhook.
4500 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
4501 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
4502 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
4503 LANG_HOOKS_GETDECLS): New.
4504 (LANG_HOOKS_INITIALIZER): Update.
4505 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
4506 langhook.
4507 * langhooks.h (struct lang_hooks_for_decls): New.
4508 (struct lang_hooks): Update.
4509 * profile.c: Include langhooks.h.
4510 (output_func_start_profiler): Use new langhooks.
4511 * sdbout.c: Include langhooks.h.
4512 (sdbout_init, sdbout_finish): Use getdecls langhook.
4513 * stmt.c: Include langhooks.h.
4514 (expand_fixup, fixup_gotos): Use new langhooks.
4515 * stor-layout.c: Include langhooks.h.
4516 (variable_size): Use global_bindings_p langhook.
4517 * toplev.c (compile_file): Use getdecls langhook.
4518 * tree-inline.c (remap_block): Use insert_block langhook.
4519 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
4520 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
4522 2002-03-21 Richard Henderson <rth@redhat.com>
4524 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
4525 constants in .data when -fpic.
4527 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4529 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
4530 where appropriate.
4532 2002-03-21 Tom Tromey <tromey@redhat.com>
4534 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
4536 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4538 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
4540 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
4542 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4543 Richard Henderson <rth@redhat.com>
4545 PR c/5354
4546 * c-common.c (c_expand_expr): Preserve result of a statement
4547 expression if needed.
4549 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4551 PR bootstrap/4195
4552 * genrecog.c (maybe_both_true_mode): Remove.
4553 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
4554 * machmode.def (Pmode): Likewise.
4556 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
4558 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
4559 (nonlocal_mentioned_p_1): New function.
4560 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
4561 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
4562 (mark_constant_function): Recognize pure functions.
4563 * rtl.h (global_reg_mentioned_p): New prototype.
4564 * rtlanal.c (global_reg_mentioned_p,
4565 global_reg_mentioned_p_1): New function.
4567 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4569 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
4570 UNIX assert.h.
4571 * fixinc/fixincl.x: Regenerate.
4573 2002-03-20 Jason Merrill <jason@redhat.com>
4575 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
4577 2002-03-20 Michael Meissner <meissner@redhat.com>
4579 * doc/invoke.texi (Optimize Options): Document that -O2 sets
4580 -fstrict-aliasing.
4582 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4584 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
4585 ".literal_position" directive before the constant pool.
4587 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4589 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
4590 Add Craig Rodrigues.
4591 Add Brad Lucier to testers.
4593 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4595 PR target/4792
4596 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
4597 to if_then_else.
4598 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
4599 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
4600 instead of insn_extract.
4602 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4604 PR bootstrap/4192
4605 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
4607 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
4608 stmt if some case has been output.
4610 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4612 PR c/5972
4613 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
4614 movsfcc_1, movdfcc_1): Add %O2.
4615 * config/i386/i386.c (print_operand): Handle %ON.
4616 Print . before float condition codes in Sun as cmov syntax.
4617 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
4618 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
4619 no longer true.
4621 2002-03-20 Philip Blundell <pb@nexus.co.uk>
4623 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
4624 return instruction if PC was popped.
4626 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4628 * config/xtensa/xtensa.md: Remove unused type attributes.
4629 (adddi_carry, subddi_carry): Change type attribute to "multi".
4631 2002-03-19 Dale Johannesen <dalej@apple.com>
4633 PR optimization/5999, middle-end/5731
4634 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
4635 multiplications by reciprocals.
4637 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
4639 * Makefile.in: Update.
4640 * c-common.c: Include langhooks.h.
4641 (inline_forbidden_p): Use new hook.
4642 * diagnostic.c: Include langhooks.h.
4643 (format_with_decl, announce_function,
4644 default_print_error_function): Use new hook.
4645 * dwarf2out.c (dwarf2_name): Use new hook.
4646 * function.c: Include langhooks.h.
4647 (init_function_start): Use new hook.
4648 * langhooks-def.h (lhd_decl_printable_name): New.
4649 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
4650 (LANGHOOKS_INITIALIZER): Update.
4651 * langhooks.c (lhd_decl_printable_name): New.
4652 * langhooks.h (struct lang_hooks): New hook.
4653 * toplev.c (decl_name, decl_printable_name): Remove.
4654 (open_dump_file): Use new hook.
4655 (process_options): Remove old hook.
4656 * tree.h (decl_printable_name): Remove.
4657 objc:
4658 * objc-act.c (objc_init): Remove old hook.
4659 (objc_printable_name): Export.
4660 * objc-act.h (objc_printable_name): New.
4661 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
4663 2002-03-19 Jim Blandy <jimb@redhat.com>
4665 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
4666 the start_source_file debug hook, not the current line number.
4668 2002-03-19 Richard Henderson <rth@redhat.com>
4670 * flow.c (EH_USES): Provide default.
4671 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
4672 * doc/tm.texi (EH_USES): New.
4674 * config/ia64/ia64.c (ia64_eh_uses): New.
4675 * config/ia64/ia64-protos.h: Update.
4676 * config/ia64/ia64.h (EH_USES): New.
4678 2002-03-19 Richard Henderson <rth@redhat.com>
4680 * varasm.c (output_constant_def): Fix stupid typo.
4682 2002-03-19 Richard Henderson <rth@redhat.com>
4684 PR 5879
4685 * except.c (current_function_has_exception_handlers): New.
4686 * except.h: Declare it.
4687 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
4688 Combine tests that disable all sibcalls for the function.
4690 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
4692 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
4693 for INTEGER_CST.
4695 2002-03-19 Richard Henderson <rth@redhat.com>
4697 PR 5977, 5991
4698 * config/ia64/ia64.c: Revert 2002-03-01 patch.
4699 * config/ia64/ia64.h (INIT_EXPANDERS): New.
4701 2002-03-19 Jim Blandy <jimb@redhat.com>
4703 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
4704 name, even if the replacement list contains no tokens, as required
4705 by Dwarf.
4707 2002-03-19 Jason Merrill <jason@redhat.com>
4709 * varasm.c (globalize_decl): Get the name from the RTL, not
4710 DECL_ASSEMBLER_NAME.
4712 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
4714 2002-03-19 Bob Wilson <bob.wilson@acm.org>
4716 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
4717 subdi_carry): Define.
4719 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4721 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
4722 about -fpic/-fPIC if extra_warnings set.
4724 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4726 * expr.c (expand_expr): Sign-extend CONST_INT generated from
4727 TREE_STRING_POINTER.
4728 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
4730 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4732 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
4733 in favor of SP if FRAME_POINTER_REQUIRED is false.
4735 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
4737 * emit-rtl.c (gen_int_mode): New function.
4738 * rtl.h: Prototype for it.
4739 * combine.c (make_extraction, simplify_comparison), expmed.c
4740 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
4741 (convert_modes, store_field), optabs.c (expand_fix),
4742 simplify-rtx.c (neg_const_int, simplify_unary_real),
4744 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
4745 Use it instead of GEN_INT (trunc_int_for_mode (...)).
4747 2002-03-19 Jakub Jelinek <jakub@redhat.com>
4749 PR c/5656
4750 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
4751 convert_parm_for_inlining.
4752 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4753 Define.
4754 * langhooks-def.h: Likewise.
4755 * objc/objc-lang.c: Likewise.
4756 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
4757 function.
4758 * tree-inline.c (initialize_inlined_parameters):
4759 Call convert_parm_for_inlining lang hook if needed.
4760 * c-typeck.c (c_convert_parm_for_inlining): New function.
4761 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
4763 2002-03-18 Mark Mitchell <mark@codesourcery.com>
4765 * calls.c (precompute_arguments): Do not assume that temporaries
4766 can be destroyed after expanding the argument.
4767 (expand_call): Likewise.
4769 2002-03-15 Eric Christopher <echristo@redhat.com>
4771 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
4772 Fix register preference on last change.
4773 * config/mips/mips.c (mips_return_in_memory): New function.
4774 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
4775 * config/mips/mips-protos.h: Declare.
4776 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
4777 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
4779 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
4781 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
4782 a register too.
4783 (anddi3, iorsi3): Likewise.
4785 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
4786 use %gprel for symbols that are going to be placed in linkonce
4787 sections.
4789 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
4790 RETURN_ADDRESS_POINTER_REGNUM to $ra.
4791 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
4792 not needed. Disregard leaf_function_p().
4793 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
4794 mips16 frame pointer.
4795 * config/mips/mips.md (store ra): Only to small SP offsets.
4796 2001-08-22 Graham Stott <grahams@redhat.com>
4797 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
4798 return a REG rtx for the return address register.
4800 2002-03-18 Bob Wilson <bob.wilson@acm.org>
4802 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
4803 constant-pool addresses as "mode-dependent".
4804 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
4806 2002-03-18 Jakub Jelinek <jakub@redhat.com>
4808 PR target/5740
4809 * expr.c (emit_group_load): Use extract_bit_field if
4810 needed for CONCAT arguments.
4812 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
4814 PR target/4863
4815 * arm.md (tablejump): Make this a define_expand. For PIC add the
4816 offset to the base of the table.
4817 (thumb_tablejump): Matcher for Thumb tablejump insn.
4818 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
4819 as the difference of two labels.
4820 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4821 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
4822 tables in the code.
4823 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4824 * arm.c (get_jump_table_size): If the table is not in the text
4825 section, return zero.
4827 2002-03-18 Bernd Schmidt <bernds@redhat.com>
4829 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
4830 of gen_rtx_SUBREG.
4831 (arm_reload_out_hi): Use gen_lowpart instead of
4832 gen_rtx_SUBREG to access QImode components.
4833 * config/arm/arm.md: Disable zero_extend split for QImode
4834 subregs in BIG_ENDIAN mode.
4835 (storehi_bigend): Match use of least significant byte.
4836 (storeinthi): Remove extraneous SUBREG.
4837 Add missing construction of operands[2].
4838 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
4839 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
4840 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
4842 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
4844 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
4845 any_operand.
4847 2002-03-17 Richard Henderson <rth@redhat.com>
4849 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
4850 explicitly.
4852 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
4854 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
4855 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
4857 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4859 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
4861 * predict.c (estimate_bb_frequencies): Delete unused variables.
4863 2002-03-17 Richard Henderson <rth@redhat.com>
4865 * config/ia64/ia64.c (ia64_attribute_table): Move before
4866 targetm definition. Make static.
4868 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
4870 * c-common.h (yyparse, c_common_parse_file): New.
4871 * c-lang.c: Include c-common.h.
4872 (LANG_HOOKS_PARSE_FILE): Redefine.
4873 * c-lex.c: Include c-common.h.
4874 (yyparse): Rename c_common_parse_file. Call yyparse.
4875 * c-parse.in (yyparse): Remove macro.
4876 * c-tree.h (yyparse_1): Remove.
4877 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
4878 (LANG_HOOKS_INITIALIZER): Update.
4879 * langhooks.h (struct lang_hoooks): New hook parse_file.
4880 * toplev.c (compile_file): Use parse_file hook.
4881 * tree.h (yyparse): Remove.
4882 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
4884 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
4886 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
4887 float_truncate, not fix.
4888 ("*truncdfsf2_real"): Ditto.
4889 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
4891 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
4893 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
4895 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
4896 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
4897 where appropriate. Make the second reference to
4898 leaf_function_p a function call, as intended. Reindented.
4900 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
4901 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
4903 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
4904 add register to non-constant into sp.
4906 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
4907 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
4908 (mips16_gp_pseudo_rtx): Lose.
4909 (INIT_EXPANDERS): Deleted.
4910 * config/mips/mips.c (mips_init_machine_status): New.
4911 (mips_free_machine_status): New.
4912 (mips_mark_machine_status): New.
4913 (override_options): Set them.
4914 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
4915 (struct machine_function): ... new. Replaced all references.
4916 (mips_add_gc_roots): Don't mark them.
4917 (embedded_pic_fnaddr_reg): New, extracted from...
4918 (embedded_pic_offset): ... here.
4919 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
4920 (movsi): Likewise.
4922 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
4924 * cppinit.c: Revert -MD removal.
4926 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4928 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
4929 soft registers by default for 68HC12.
4930 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
4931 when compiling with -fomit-frame-pointer.
4932 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
4933 (expand_epilogue): Likewise.
4934 (m68hc11_gen_rotate): Use exg when rotating by 8.
4936 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4938 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
4939 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
4940 (splits): Remove unused add splits.
4941 ("*addhi3_68hc12"): Tune constraints.
4942 ("addhi_sp"): Try to use X instead of Y in all cases and if the
4943 constant fits in 8-bits and D is dead use abx/aby instructions.
4944 ("*addhi3"): Remove extern declaration of ix_reg.
4945 ("*subsi3"): Optimize and provide new split.
4946 ("subhi3"): Cleanup.
4947 ("*subhi3_sp"): Avoid saving X if we know it is dead.
4948 (arith splits): For 68hc12 save the address register on the stack
4949 and do the arithmetic operation with a pop.
4951 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4953 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
4954 allocating QImode in address registers.
4955 ("*movqi_m68hc11"): Likewise.
4957 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
4959 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
4961 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
4963 * cppinit.c (print_help): Display -MD and -MMD.
4964 Don't display usage string. Update assertion syntax and
4965 typo.
4966 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
4967 (cpp_handle_option): Update.
4969 2002-03-15 Chris Demetriou <cgd@broadcom.com>
4971 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
4972 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
4973 and define it so that regardless of target CPU size,
4974 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
4975 of "int" rather than "long."
4977 2002-03-15 Richard Henderson <rth@redhat.com>
4979 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
4980 size as a tree.
4982 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4984 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
4985 ("tstqi" split): Avoid using memory for tstqi on address register.
4986 (splits): Remove constraints.
4987 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
4988 ("cmpdf", "cmpsf"): Remove since not used.
4989 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
4990 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
4992 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4994 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
4995 ("neghi2"): Tighten constraints.
4996 ("one_cmplsi2"): Optimize and simplify split.
4997 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
4999 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5001 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
5002 and split of AND operation to clear the upper bits.
5003 ("*logicalsi3_zextqi"): Likewise.
5004 ("*logicallhi3_zexthi_ashift8"): Likewise.
5005 ("*logicalsi3_silshr16"): Likewise.
5006 ("logicalsi3_silshl16"): Likewise.
5007 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
5009 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5011 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
5012 (m68hc11_indirect_p): New function.
5013 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
5014 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
5015 TARGET_M6812.
5016 (asm_print_register): Likewise.
5017 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
5018 (m68hc11_indirect_p): Declare.
5019 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
5020 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
5021 (TARGET_SWITCHES): New option -mrelax.
5022 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
5023 destination.
5024 ("iorsi3", "xorsi3"): Likewise.
5025 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
5026 ("*andhi3_mem"): New to handle destination in memory with bclr
5027 and a scratch register.
5028 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
5029 ("*andhi3_const"): New when operand2 is constant.
5030 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
5031 ("*andhi3_gen"): Cleanup of the old "andhi3".
5032 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
5033 ("xorqi3"): Update constraints.
5035 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5037 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
5038 for reg_equiv_memory_loc when the operand is a register that does
5039 not get a hard register (stack location).
5040 (tst_operand): After reload, accept all memory operand.
5041 (symbolic_memory_operand): Fix detection of symbolic references.
5042 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
5043 accept symbols and any constant.
5045 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5047 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
5048 note on the insn that sets the soft frame register.
5049 (must_parenthesize): ix and iy are also reserved names.
5050 (print_operand_address): One more place where parenthesis are required
5051 to avoid confusion with register names.
5052 (m68hc11_gen_movhi): Allow push of stack pointer.
5053 (m68hc11_check_z_replacement): Fix handling of parallel with a
5054 clobber.
5055 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
5056 the replacement register is.
5057 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
5058 and D8_REGS classes.
5059 (MODES_TIEABLE_P): All modes are tieable except QImode.
5061 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5063 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
5064 (___subdi3): Likewise.
5065 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
5066 (__map_data_section): Optimize 68hc11 case.
5068 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5070 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
5071 than a shift to avoid adding a register with itself.
5072 (m68hc11_memory_move_cost): Take into account NO_REGS.
5073 (m68hc11_register_move_cost): Update and use memory move cost
5074 for soft registers.
5075 (m68hc11_address_cost): Make cost of valid offset not 0 so that
5076 it gives more opportunities to cse to optimize.
5077 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
5078 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
5080 2002-03-15 Mark Mitchell <mark@codesourcery.com>
5082 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
5083 * c-common.def (CLEANUP_STMT): New tree node.
5084 * c-common.h (CLEANUP_DECL): New macro.
5085 (CLEANUP_EXPR): Likewise.
5086 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
5087 * expr.c (expand_expr): Tidy.
5088 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
5089 * tree-inline.c (initialize_inlined_parameters): Clean up
5090 new local variables.
5092 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5094 PR bootstrap/4128
5095 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
5096 before movrXX only, use reg_overlap_mentioned_p.
5097 Only special case NE if just one insn can be generated.
5099 2002-03-15 Jason Merrill <jason@redhat.com>
5101 * varasm.c (assemble_variable): Call resolve_unique_section before
5102 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
5103 of error_mark_node.
5105 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5107 PR target/5170
5108 * arm.md (split pattern for thumb shiftable immediates): Add comment
5109 explaining non-obvious test.
5111 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5113 PR target/5712
5114 * arm.md (movaddr, movaddr_insn): Delete.
5116 2002-03-15 Jason Merrill <jason@redhat.com>
5118 * toplev.c (wrapup_global_declarations): Clarify variable handling.
5119 -fkeep-static-consts doesn't apply to comdats.
5121 2002-03-14 Richard Henderson <rth@redhat.com>
5123 * c-decl.c: Include c-pragma.h.
5124 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
5125 (finish_function): Tidy.
5126 * c-pragma.c: Include c-common.h.
5127 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
5128 (handle_pragma_weak): Use them.
5129 (init_pragma): Register pending_weaks.
5130 * c-pragma.h (maybe_apply_pragma_weak): Declare.
5131 * print-tree.c (print_node): Print DECL_WEAK.
5132 * varasm.c (mark_weak_decls): Remove.
5133 (remove_from_pending_weak_list): Remove.
5134 (add_weak): Remove.
5135 (asm_emit_uninitialised): Call globalize_decl for weak commons.
5136 (weak_decls): Make a tree_list.
5137 (declare_weak): Cons weak_decls directly.
5138 (globalize_decl): Remove weak_decls elements directly.
5139 (weak_finish): Simplify weak_decls walk. Don't weaken unused
5140 symbols. Don't pretend to handle aliases.
5141 (init_varasm_once): Update weak_decls registry.
5142 * Makefile.in: Update dependencies.
5144 2002-03-14 Richard Henderson <rth@redhat.com>
5146 PR target/5312
5147 * config/ia64/ia64.c: Include tm_p.h last.
5148 (gen_nop_type): Remove duplicate definition.
5149 (cycle_end_fill_slots): Set sched_data for second L slot.
5150 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
5151 (nop_cycles_until): Fix typos.
5153 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5155 PR optimization/5891
5156 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
5158 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
5160 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
5161 descriptors correctly.
5163 2002-03-14 Michael Meissner <meissner@redhat.com>
5165 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
5166 100, allowing MAX_UNROLLED_INSNS to be overridden.
5168 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
5169 --param.
5171 * unroll.c (params.h): Include.
5172 (MAX_UNROLLED_INSNS): Delete, now in params.h.
5174 * doc/invoke.texi (--param max-unroll-insns): Document.
5176 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
5178 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5180 * arm.md: Fix warnings about constraints in peepholes and splits.
5182 2002-03-14 Zack Weinberg <zack@codesourcery.com>
5184 * cpphash.h (struct lexer_state): Remove line_extension member.
5185 * cpplib.c (dequote_string, do_linemarker): New functions.
5186 (linemarker_dir): New data object.
5187 (DIRECTIVE_TABLE): No longer need to interpret #line in
5188 preprocessed source. Delete obsolete comment about return
5189 values of handlers.
5190 (end_directive, directive_diagnostics, _cpp_handle_directive):
5191 Don't muck with line_extension.
5192 (directive_diagnostics): No need to issue warnings for
5193 linemarkers here.
5194 (_cpp_handle_directive): Issue warnings for linemarkers here,
5195 when appropriate. Dispatch linemarkers to do_linemarker, not
5196 do_line.
5197 (do_line): Code to handle linemarkers split out to do_linemarker.
5198 Convert escape sequences in filename argument, both places.
5200 * cppmacro.c (quote_string): Rename cpp_quote_string and
5201 export. All callers changed.
5202 * cpplib.h (cpp_quote_string): Prototype.
5203 * cppmain.c (print_line): Call cpp_quote_string on to_file
5204 before printing it.
5206 * doc/cpp.texi: Document that escapes are now interpreted in
5207 #line and in linemarkers, and that non-printing characters are
5208 converted to octal escapes when linemarkers are generated.
5210 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
5212 * emit-rtl.c (try_split): Use delete_insns.
5213 * recog.c (split_all_insns): Fix terminating condition.
5215 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5216 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5218 PR target/5828
5219 * arm.c (arm_output_epilogue): Fix floating-point register save
5220 adjustment when using a frame pointer.
5222 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
5224 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
5225 * config/mips/mips.c (compute_frame_size): Retrofit them here.
5226 (save_restore_insns, mips_expand_epilogue): And here.
5227 (build_mips16_call_stub): And here.
5228 (mips_function_value): Use the new macros to decide whether a single
5229 or complex float can be returned in floating-point registers. Return
5230 a parallel rtx in the complex case.
5232 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
5234 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
5235 call after liveness analysis.
5237 * recog.c (split_insn): Use delete_insn_and_edges.
5239 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
5240 instructions to have branch prediction notes.
5241 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
5243 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
5245 * configure.in: Don't pass -Wno-long-long to a ADA compiler
5246 that doesn't support it.
5247 * configure: Regenerate.
5249 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5251 PR target/5626
5252 * config/sparc/sparc.md (normal_branch, inverted_branch,
5253 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
5254 inverted_fp_branch): Adjust calls to output_cbranch.
5255 Set length attribute.
5256 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
5257 output_v9branch. Set length attribute.
5258 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
5259 predicates.
5260 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
5261 (output_cbranch): Likewise. Handle far branches.
5262 (output_v9branch): Handle far branches.
5263 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
5264 Adjust prototypes.
5265 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
5266 noov_compare64_op predicates.
5268 2002-03-13 Jason Merrill <jason@redhat.com>
5270 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
5271 into the function and constify it.
5272 * gthr-dce.h, gthr-solaris.h: Likewise.
5274 2002-03-13 David Edelsohn <edelsohn@gnu.org>
5276 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
5277 * config/rs6000/rs6000.c (rs6000_va_arg): Use
5278 std_expand_builtin_va_arg if not ABI_V4.
5280 2002-03-13 Jason Merrill <jason@redhat.com>
5282 * varasm.c (globalize_decl): New fn.
5283 (assemble_start_function): Use it.
5284 (asm_emit_uninitialized): Use it.
5285 (assemble_alias): Use it.
5286 (assemble_variable): Use it.
5288 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
5290 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
5291 2002-03-12 internal visibility change.
5292 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
5293 visibility into SYMBOL_REF_FLAG.
5295 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
5297 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
5298 VOIDmode operand. Add compile-time optimization for constant results.
5300 2002-03-12 Jason Merrill <jason@redhat.com>
5302 * c-typeck.c (convert_for_assignment): Don't allow conversions
5303 between pointers and references. Only allow lvalues to convert to
5304 reference.
5306 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
5308 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
5309 before prologue, to avoid scheduling problems.
5311 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5313 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5314 (ELIMINABLE_REGS): Add sfp->sp.
5315 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
5317 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5319 PR optimization/5892
5320 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
5322 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5324 * loop.c (basic_induction_var): Don't call convert_modes if mode
5325 classes are different.
5327 2002-03-12 Richard Henderson <rth@redhat.com>
5329 PR optimization/5901
5330 * function.c (reposition_prologue_and_epilogue_notes): Position
5331 the markers after/before the last/first insn not deleted.
5333 2002-03-12 Richard Henderson <rth@redhat.com>
5335 PR optimization/5878
5336 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
5337 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
5338 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5340 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
5341 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
5342 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
5344 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
5345 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
5346 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
5347 also. Don't set it if not flag_pic.
5348 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
5349 to be INVALID_REGNUM when not used.
5351 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
5353 * expmed.c (store_bit_field): Reset alias set for memory.
5354 (extract_bit_field): Same.
5356 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5358 * c-common.c (c_tree_code_type, c_tree_code_length,
5359 c_tree_code_name, add_c_tree_codes): Delete.
5360 * c-common.h (add_c_tree_codes): Delete.
5361 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
5362 Define.
5363 * c-objc-common.c (c_objc_common_init): Don't call
5364 add_c_tree_codes, instead set lang_unsafe_for_reeval.
5365 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5366 objc_tree_code_name, add_objc_tree_codes): Delete.
5367 (objc_init): Don't call add_objc_tree_codes.
5368 * objc/objc-lang.c (tree_code_type, tree_code_length,
5369 tree_code_name): Define.
5370 * toplev.c (lang_independent_init): Don't set
5371 tree_code_length[IDENTIFIER_NODE].
5372 * tree.c (tree_code_type, tree_code_length, tree_code_name):
5373 Delete definitions, moved to language front-ends.
5374 * tree.def (IDENTIFIER_NODE): Hardwire the length.
5375 * tree.h (tree_code_type, tree_code_length, tree_code_name):
5376 Const-ify.
5377 (tree_code_length): Change type to unsigned char.
5379 2002-03-12 Richard Henderson <rth@redhat.com>
5381 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
5382 internal visibility change.
5384 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5386 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
5387 validize_mem() instead of change_address to avoid clobbering
5388 memory attributes.
5390 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5392 * c-lex.h (position_after_whitespace): Remove.
5394 2002-03-12 Jakub Jelinek <jakub@redhat.com>
5396 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
5397 (lex_string): Use unsigned char pointers.
5399 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5401 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
5402 is not a valid memory_operand.
5404 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5406 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
5407 * config/xtensa/lib1funcs.asm: Fix copyright to include
5408 special case for libgcc files.
5409 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
5410 (__divsi3): Likewise.
5411 (__umodsi3): Likewise.
5412 (__modsi3): Likewise.
5413 * config/xtensa/lib2funcs.S: Fix copyright to include
5414 special case for libgcc files.
5416 2002-03-12 Tom Rix <trix@redhat.com>
5418 * collect2.c (resolve_lib_name): Move outside of
5419 OBJECT_FORMAT_COFF ifdef.
5420 (ignore_library): Same.
5422 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5424 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
5426 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5428 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
5429 to function_section before writing out the constant pool.
5431 2002-03-12 David Edelsohn <edelsohn@gnu.org>
5433 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
5434 zero_constant.
5435 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
5437 2002-03-12 Alan Modra <amodra@bigpond.net.au>
5439 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
5440 (adddi3): Likewise.
5441 (movdf): Likewise.
5442 (movdi): Likewise.
5443 (cmpsi splitter): Likewise.
5444 (modsi3): Fail if <= 0.
5445 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
5446 redundant test when HOST_BITS_PER_WIDE_INT != 32.
5447 (reg_or_sub_cint64_operand): Likewise.
5448 (num_insns_constant_wide): Optimize sign extension.
5449 (rs6000_legitimize_address): Likewise.
5451 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5453 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5454 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5456 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5458 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
5459 address calculation.
5461 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5463 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
5464 scratch register to DImode / TImode.
5465 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
5466 register used does not overlap the target.
5468 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5470 * Makefile.in (debug.o): Depend on debug.h.
5471 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
5472 * debug.c (do_nothing_debug_hooks): Likewise.
5473 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
5474 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
5475 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
5476 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
5477 * dwarfout.c (dwarf_debug_hooks): Likewise.
5478 * integrate.c (output_inline_function): Likewise.
5479 * objc/objc-act.c (synth_module_prologue): Likewise.
5480 * sdbout.c (sdb_debug_hooks): Likewise.
5481 * toplev.c (debug_hooks): Likewise.
5482 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5484 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5486 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
5487 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
5488 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
5489 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
5490 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
5491 * defaults.h (POINTER_SIZE): Define.
5492 * doc/tm.texi (POINTER_SIZE): Document default.
5494 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5496 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
5498 2002-03-11 Richard Henderson <rth@redhat.com>
5500 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
5501 if rebuild_label_notes_after_reload.
5503 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
5505 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
5506 emit pic register load if "internal" visibility.
5507 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
5508 (cris_expand_builtin_va_arg): Do all computations on trees.
5510 2002-03-11 Richard Henderson <rth@redhat.com>
5512 * rtlanal.c: Include recog.h.
5513 (keep_with_call_p): Fix thinko.
5514 * Makefile.in (rtlanal.o): Update dependencies.
5516 2002-03-11 Chris Meyer <cmeyer@gatan.com>
5518 * genflags.c (gen_insn): Use IS_VSPACE.
5519 * genoutput.c (output_insn_data): Likewise.
5520 (process_template): Likewise.
5522 2002-03-11 Richard Henderson <rth@redhat.com>
5524 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
5526 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5528 * Makefile.in: Update.
5529 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
5530 Update documentation.
5531 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
5532 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
5534 2002-03-11 Zack Weinberg <zack@codesourcery.com>
5536 * Makefile.in: Give texi2pod its input file as a command line
5537 argument, not on stdin.
5539 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
5540 Daniel Berlin <dan@dberlin.org>
5542 C++ alias analysis improvement.
5543 * alias.c (record_component_aliases): Record aliases for base
5544 classes too.
5546 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
5548 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
5550 2002-03-11 Douglas B Rupp <rupp@gnat.com>
5552 * toplev.c (vms_fopen): Remove, not needed.
5554 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
5556 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
5558 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
5559 for FP, already done later.
5561 * toplev.c (debug_args): Add entry for VMS_DEBUG.
5562 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
5564 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
5566 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
5567 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
5568 LARGEST_EXPONENT_IS_NORMAL for the given mode.
5569 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
5570 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
5571 (ediv, emul, eldexp, esqrt): Likewise.
5572 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
5573 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
5574 (saturate): New function.
5575 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
5576 (make_nan): Use a saturation value instead of a NaN if
5577 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
5578 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
5579 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
5580 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
5581 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
5582 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
5583 !ROUND_TOWARDS_ZERO.
5584 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
5585 (ROUND_TOWARDS_ZERO): Document.
5587 2002-03-11 Andreas Jaeger <aj@suse.de>
5589 * cfg.c (dump_flow_info): Remove unused variable.
5591 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
5593 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
5594 computations on trees.
5596 2002-03-10 Richard Henderson <rth@redhat.com>
5598 PR 5693:
5599 * reload.c (copy_replacements_1): New.
5600 (copy_replacements): Use it to recurse through the rtx.
5602 2002-03-10 Richard Henderson <rth@redhat.com>
5604 * loop.c (strength_reduce): Compute number of iterations as
5605 unsigned HOST_WIDE_INT.
5607 2002-03-10 Richard Henderson <rth@redhat.com>
5609 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
5610 to move away from the end of the block.
5612 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5614 PR preprocessor/5899
5615 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
5617 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5619 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
5621 * attribs.c (decl_attributes): Fix signed/unsigned warning.
5623 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
5625 * config/mmix/mmix.c: Improve comments.
5626 (mmix_target_asm_function_prologue): Drop variable
5627 empty_stack_frame. Don't allocate unused slot above fp.
5628 (mmix_target_asm_function_epilogue): Mirror prologue changes.
5629 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
5630 brace in first column.
5631 (enum reg_class): Ditto.
5632 (FIRST_PARM_OFFSET): Now 0.
5633 (USER_LABEL_PREFIX): Remove #if 0:d definition.
5635 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5637 * combine.c (make_extraction): Fix error in last change.
5639 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5641 * c4x.c (c4x_fp_reglist): Const-ify.
5642 * cris.c (cris_print_operand): Likewise.
5643 * i386.c (ix86_va_arg): Likewise.
5644 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
5645 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
5646 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
5647 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
5648 * mcore.h (regno_reg_class): Likewise.
5649 * mips.c (gen_int_relational): Likewise.
5650 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
5651 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
5652 * pdp11.c (move_costs): Likewise.
5653 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
5654 * s390.c (s390_branch_condition_mnemonic, regclass_map):
5655 Likewise.
5656 * s390.h (regclass_map): Likewise.
5657 * sh.c (shift_amounts): Likewise.
5658 * sh.md (rotlsi3): Likewise.
5660 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5662 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
5663 (ne0+5): Use new clobber to generate proper shift pattern.
5664 Patch by Michael Matz <matz@kde.org>.
5666 2002-03-09 Andreas Schwab <schwab@suse.de>
5668 * gcc.c (validate_all_switches): Also handle `%W{...}'.
5670 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5672 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
5674 2002-03-09 Jakub Jelinek <jakub@redhat.com>
5676 PR middle-end/5877
5677 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
5678 even for non-representable constants.
5680 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5682 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
5683 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
5684 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
5685 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
5686 (pop_function_context): Compute MAY_SHARE parameter for
5687 fixup_var_refs.
5688 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
5689 (gen_mem_addressof): Call fixup_var_refs with new parm.
5691 * combine.c (make_extraction): Don't make extension of CONST_INT.
5693 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5695 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
5696 in o32 and o64 ABIs.
5697 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
5698 but getting fixed-size structs passed in registers regardless of
5699 padding in o32 and o64 ABIs.
5701 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
5702 offset before loading address of argument passed by transparent
5703 reference.
5705 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
5707 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
5709 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5711 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
5712 marker such that registers after it are saved.
5714 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5716 * sparc.c (arith_4096_operand): Fix error in last change.
5718 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
5720 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
5721 defaults for MEABI.
5723 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5725 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
5726 vectors.
5728 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5730 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
5732 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
5734 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
5735 removed; fix return value.
5736 * combine.c (combine_instructions): Dirtify blocks where we failed to
5737 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
5738 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
5740 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5742 * gcse.c (insert_insn_end_bb): Fix typo in last change.
5744 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
5746 * recog.c (peephole2_optimize): Re-distribute EH edges.
5748 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
5750 * expr.c (expand_expr): Use unsave lang hook.
5751 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
5752 (LANG_HOOKS_INITIALIZER): Update.
5753 * langhooks.h (struct lang_hooks): New hook unsave.
5754 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
5755 (unsave_expr_1): Remove unused lang_unsave_expr_now.
5756 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
5757 (unsave_expr_now): Remove.
5758 * tree.h (unsave_expr_now, lang_unsave,
5759 lang_unsave_expr_now): Remove.
5760 (lhd_unsave): New.
5762 2002-03-08 Andreas Jaeger <aj@suse.de>
5764 * flow.c (propagate_block_delete_insn): Remove unused variable.
5766 2002-03-08 Kazu Hirata <kazu@hxi.com>
5768 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
5769 insn length for memory load/store.
5771 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
5773 * doc/install.texi (--with-libiconv-prefix): Document.
5775 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
5777 * doc/sourcebuild.texi: Fix typo.
5779 2002-03-08 Jakub Jelinek <jakub@redhat.com>
5781 PR c/3711
5782 * builtins.c (std_expand_builtin_va_arg): Do all computations on
5783 trees.
5785 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5787 * rtl.c (copy_most_rtx): Move from here ...
5788 * emit-rtl.c (copy_most_rtx): ... to here.
5790 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
5792 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
5793 SUBTARGET_CPP_SIZE_SPEC.
5794 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
5796 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
5798 2002-03-07 Matt Hiller <hiller@redhat.com>
5800 * gensupport.c (first_dir_md_include): Renamed from include;
5801 change all references.
5802 (last_dir_md_include): Renamed from last_include; change all
5803 references.
5804 (init_md_reader): Unconditionally initialize base_dir whether or
5805 not filename is a relative path.
5807 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
5809 * config/fp-bit.c (_unord_f2): Compile it in even if
5810 US_SOFTWARE_GOFAST is enabled.
5812 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
5813 NULL_RTX. Set all HFmode operations as NULL_RTX.
5814 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
5815 NULL_RTX, try reversing the comparison and the operands.
5817 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
5819 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
5820 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
5821 and MATCH_OP_DUP.
5823 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
5825 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
5827 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
5829 * basic-block.h (fixup_abnormal_edges): Declare.
5830 * reload1.c (fixup_abnormal_edges): New function.
5831 * reg-stack.c (convert_regs): Use it.
5833 * gcse.c (insert_insn_end_bb): Handle trapping insns.
5835 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
5837 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
5839 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
5840 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
5841 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
5842 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
5843 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
5844 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
5845 unless x and y could be infinite.
5846 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
5847 Check that the common type of both arguments is a real, even for
5848 targets without unordered comparisons. Allow an integer argument
5849 to be compared against a real.
5850 (expand_tree_builtin): Use expand_unordered_cmp.
5851 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
5852 * cse.c (fold_rtx): Likewise. Fix indentation.
5853 * fold-const.c (fold_real_zero_addition_p): New.
5854 (fold): Use it, and the new HONOR_... macros.
5855 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
5856 * jump.c (reversed_comparison_code_parts): After searching for
5857 the true comparison mode, use HONOR_NANS to decide whether it
5858 can be safely reversed.
5859 (reverse_condition_maybe_unordered): Remove IEEE check.
5860 * simplify-rtx.c (simplify_binary_operation): Use the new macros
5861 to decide which simplifications are valid. Allow the following
5862 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
5863 and (a - -b) to (a + b).
5864 (simplify_relational_operation): Use HONOR_NANS.
5865 * doc/tm.texi: Document the MODE_HAS_... macros.
5867 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
5869 * combine.c (simplify_comparison): If simplifying a logical shift
5870 right and compare with constant, force the comparison to unsigned.
5872 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
5874 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
5876 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
5877 -mabi=no-altivec
5878 (alt_reg_names): Remove % for vrsave.
5880 2002-03-06 Richard Henderson <rth@redhat.com>
5882 PR optimization/5844
5883 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
5884 if used indicates we've already emitted one copy of an operand.
5885 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
5886 (gen_split): Supply a non-null used.
5888 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
5890 * reload1.c (reload): Unshare all rtl after reload is done.
5892 * simplify-rtx.c (simplify_plus_minus): Do not abort,
5893 but simply fail if the expression is too complex to simplify.
5894 (simplify_gen_binary): Handle simplify_plus_minus failures.
5896 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
5898 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
5899 consistently call delete_trivially_dead_insns after CSE and GCSE;
5900 fix DFI_life dumping; do jump threading after liveness; do crossjumping
5901 after liveness2; update comment in last crossjumping.
5902 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
5904 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
5906 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
5907 after completing fast dead code elimination.
5909 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
5910 COMPARE operator.
5912 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
5914 * version.c: Fix misplaced leading blanks on first line.
5916 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
5918 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
5920 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
5922 * cfgcleanup.c (mentions_nonequal_regs): New function.
5923 (thread_jump): Use it.
5924 * toplev.c (rest_of_compilation): Run jump threading after
5925 liveness.
5927 2002-03-06 Jakub Jelinek <jakub@redhat.com>
5929 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
5930 patch.
5932 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
5934 * predict.c (estimate_bb_frequencies): Do not reload the
5935 frequencies from notes.
5937 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
5939 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
5940 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
5942 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
5943 delete_noop_moves): Return indeger.
5944 * flow.c (ndead): New variable.
5945 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
5946 BB argument; update callers.
5947 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
5948 (life_analysis): Do not call purge_all_dead_edges.
5949 (update_life_info): Return number of deleted insns; print statistics.
5950 (update_life_info_in_dirty_blocks): likewise.
5951 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
5952 return number of insns deleted.
5954 * cse.c: Include timevar.h
5955 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
5956 iterate until stabilizes; print statistics; return number of killed
5957 insns.
5958 * Makefile.in: (cse.o): Add timevar.h dependency
5959 * rtl.h (delete_trivially_dead_insns): New.
5960 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
5961 * toplev.c (rest_of_compilation): Update callers.
5963 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
5964 (try_optimize_cfg): Do not update liveness.
5965 (cleanup-cfg): Loop until try_optimize_cfg and dead code
5966 removal stabilizes; use delete_trivially_dead_insns.
5968 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
5970 2002-03-05 Zack Weinberg <zack@codesourcery.com>
5972 * cppmain.c (setup_callbacks): Disable #pragma and #ident
5973 callbacks when processing assembly language.
5975 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5977 * pa.h (ASM_FILE_END): Define.
5978 * som.h (ASM_FILE_END): Delete.
5980 * pa.c (function_arg): Don't pass floats in general registers in
5981 indirect calls if TARGET_ELF32.
5983 2002-03-05 Richard Henderson <rth@redhat.com>
5985 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
5987 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
5989 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
5991 2002-03-05 Jakub Jelinek <jakub@redhat.com>
5993 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
5994 -r command line. Don't hide any symbols if not building
5995 shared libgcc.
5997 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
5999 * cfg.c (dump_flow_info): Warn about profile mismatches.
6000 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
6001 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
6003 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6005 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
6006 wide volatile memory by parts.
6008 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6010 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
6011 is NULL.
6013 2002-03-05 Richard Henderson <rth@redhat.com>
6015 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
6017 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6019 * toplev.c (documented_lang_options): Document more
6020 language-specific options.
6021 * doc/invoke.texi (Warning Options): Correct documentation for
6022 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
6023 * c-decl.c (c_decode_option): Use a table to handle warning options.
6025 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
6027 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
6028 parameter to mmix_encode_section_info.
6029 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
6030 relocatably. Always produce ELF, not mmo if linking relocatably.
6031 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
6032 first is non-zero, don't add symbol prefix.
6033 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
6034 prototype accordingly.
6036 2002-03-04 Krister Walfridsson <cato@df.lth.se>
6038 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
6040 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
6042 * configure.in: Increase required makeinfo version to 4.1.
6043 * configure: Regenerate.
6045 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6047 * .cvsignore: Remove *.info* and genrtl*; these files are generated
6048 elsewhere now.
6050 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
6052 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
6053 * doc/invoke.texi: Fix @math uses.
6055 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6057 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
6058 removal
6060 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
6062 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
6063 (powerpc-*-eabisimaltivec*): Same.
6065 * config/rs6000/t-ppcendian: New.
6067 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6069 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
6070 nonimmediate_src_operand and nonimmediate_lsrc_operand to
6071 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
6073 2002-03-03 Richard Henderson <rth@redhat.com>
6075 * toplev.c (rest_of_decl_compilation): Revert last two changes.
6077 2002-03-03 Zack Weinberg <zack@codesourcery.com>
6079 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
6080 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
6081 tree.c, config/m68k/m68k.c:
6082 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
6083 REAL_ARITHMETIC blocks unconditional. Delete some further
6084 #ifdef blocks predicated on REAL_ARITHMETIC.
6085 * flags.h, toplev.c: Delete remaining references to
6086 flag_pretend_float.
6088 * doc/invoke.texi: Remove documentation of -fpretend-float.
6089 * doc/tm.texi: Describe the various REAL_* macros as provided by
6090 real.h, not by the target configuration files.
6092 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
6093 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
6094 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6095 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
6096 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
6097 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
6098 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
6099 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
6100 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6101 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
6102 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6103 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6104 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
6105 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
6106 config/xtensa/xtensa.h:
6107 Do not define, undefine, or mention in comments any of
6108 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
6109 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
6110 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
6111 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
6112 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
6113 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
6114 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
6115 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
6116 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
6118 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6120 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
6121 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
6122 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
6123 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
6124 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
6125 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
6126 Delete.
6127 * defaults.h (BITS_PER_WORD): Define.
6128 * doc/tm.texi (BITS_PER_WORD): Document default value.
6130 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
6131 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
6132 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
6134 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6136 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
6137 lieu of explicit sizeof/sizeof.
6138 * i386.c (override_options, ix86_init_mmx_sse_builtins,
6139 ix86_expand_builtin): Likewise.
6140 * mips.c (mips_add_gc_roots): Likewise.
6141 * mmix.c (mmix_output_condition): Likewise.
6142 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
6143 altivec_init_builtins): Likewise.
6144 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
6145 * cppexp.c (Nsuff, parse_number): Likewise.
6146 * cppinit.c (builtin_array_end): Likewise.
6147 * gcc.c (n_default_compilers, process_command): Likewise.
6148 * genpreds.c (output_predicate_decls): Likewise.
6149 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
6150 * lcm.c (N_ENTITIES): Likewise.
6151 * stor-layout.c (set_sizetype): Likewise.
6153 2002-03-03 Richard Henderson <rth@redhat.com>
6155 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
6156 for types or labels.
6158 2002-03-03 Richard Henderson <rth@redhat.com>
6160 * c-decl.c (start_decl): Initialized variables are not common.
6162 2002-03-02 Per Bothner <per@bothner.com>
6164 * gcc.c (option_map): Suport new --bootclasspath option.
6165 --CLASSPATH is now just an alias for --classpath.
6167 2002-03-02 Richard Henderson <rth@redhat.com>
6169 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
6170 load if "internal" visibility.
6171 * doc/extend.texi: Document visibility meanings.
6173 2002-03-02 Richard Henderson <rth@redhat.com>
6175 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
6176 to functions as well.
6178 2002-03-02 Richard Henderson <rth@redhat.com>
6180 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
6181 (handle_visibility_attribute): Don't call assemble_visibility.
6182 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
6183 without asmspec. Invoke assemble_alias when needed.
6184 * varasm.c (maybe_assemble_visibility): New.
6185 (assemble_start_function, assemble_variable, assemble_alias): Use it.
6187 2002-03-02 Richard Henderson <rth@redhat.com>
6189 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
6190 invoke ENCODE_SECTION_INFO with first call flag.
6192 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6193 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
6194 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
6195 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
6196 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6197 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6198 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
6199 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
6200 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
6201 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
6202 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
6203 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
6204 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6205 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
6206 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6207 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
6208 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
6209 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
6210 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
6211 config/sh/sh.h, config/sparc/sparc.h,
6212 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
6213 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
6214 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
6215 FIRST argument. As needed, examine it and do nothing.
6217 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
6218 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6219 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
6221 * config/arm/t-pe (pe.o): Add dependencies.
6223 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6225 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
6226 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
6227 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
6228 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
6229 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
6230 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
6231 * defaults.h (BITS_PER_UNIT): Define.
6232 * doc/tm.texi (BITS_PER_UNIT): Document default value.
6234 2002-03-02 Kazu Hirata <kazu@hxi.com>
6236 * config/h8300/h8300-protos.h: Add a prototype for
6237 compute_a_shift_length.
6238 * config/h8300/h8300.c (h8300_asm_insn_count): New.
6239 (compute_a_shift_length): Likewise.
6240 (h8300_adjust_insn_length): Do not adjust insn length of shift
6241 insns.
6242 * config/h8300/h8300.md (anonymous shift patterns): Use
6243 compute_a_shift_length.
6245 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6247 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
6248 trunc_int_for_mode.
6250 * emit-rtl.c (offset_address): Call update_temp_slot_address.
6252 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6254 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
6255 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
6256 * flags.h (flag_zero_initialized_in_bss): Declare.
6257 * toplev.c (flag_zero_initialized_in_bss): New flag.
6258 (lang_independent_options): Add flag_zero_initialized_in_bss.
6259 * tree.c (initializer_zerop): New function.
6260 * tree.h (initializer_zerop): Declare.
6261 * varasm.c (assemble_variable): If we can emit bss, put zero
6262 initializers in the bss section.
6264 2002-03-02 Alan Modra <amodra@bigpond.net.au>
6266 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
6267 like more than one symbol per .weak directive.
6269 2002-03-01 Richard Henderson <rth@redhat.com>
6271 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
6272 adjust argument_pointer by pretend_args_size.
6273 (ia64_va_start): Adjust va_start address by -pretend_args_size.
6275 2002-03-01 Kazu Hirata <kazu@hxi.com>
6277 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
6279 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
6281 * toplev.c (rest_of_compilation): Delete dead jumptables before
6282 loop.
6283 * flow.c (delete_dead_jumptables): Make global.
6284 * rtl.h (delete_dead_jumptables): Declare.
6286 2002-03-01 David Edelsohn <edelsohn@gnu.org>
6288 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
6289 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
6290 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
6292 2002-03-01 Kazu Hirata <kazu@hxi.com>
6294 * config/h8300/h8300-protos.h: Fix formatting.
6295 * config/h8300/h8300.c: Likewise.
6296 * config/h8300/h8300.h: Likewise.
6298 2002-03-01 Kazu Hirata <kazu@hxi.com>
6300 * config/h8300/h8300.c (print_operand): Support 16-bit
6301 constant addresses.
6302 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
6304 2002-02-28 Richard Henderson <rth@redhat.com>
6306 * expmed.c (store_bit_field): Prevent generation of CONCATs;
6307 pun complex values as integers; use gen_lowpart instead of
6308 gen_rtx_SUBREG.
6309 (extract_bit_field): Likewise.
6311 2002-03-01 Alan Modra <amodra@bigpond.net.au>
6312 David Edelsohn <edelsohn@gnu.org>
6314 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
6315 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
6316 (SUPPORTS_WEAK): Likewise.
6317 * output.h (add_weak): Add tree param.
6318 * varasm.c (add_weak): Likewise. Save decl.
6319 (struct weak_syms): Add decl field.
6320 (mark_weak_decls): New function.
6321 (init_varasm_once): ggc_add_root mark_weak_decls.
6322 (assemble_start_function): Use ASM_WEAKEN_DECL.
6323 (assemble_variable): Likewise.
6324 (assemble_alias): Likewise.
6325 (declare_weak): Pass decl to add_weak.
6326 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
6327 (remove_from_pending_weak_list): Declare and define for
6328 ASM_WEAKEN_DECL.
6329 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
6330 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
6331 * defaults.h (SUPPORTS_WEAK): Likewise.
6332 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6333 .weak for code sym. Do emit .size for descriptor sym.
6334 (ASM_DECLARE_FUNCTION_SIZE): Define.
6335 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
6336 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
6337 .lglobl unless TARGET_XCOFF. Formatting fixes.
6338 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6339 .weak for code sym.
6340 (HANDLE_PRAGMA_WEAK): Remove.
6341 (ASM_WEAKEN_LABEL): Remove.
6342 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
6344 2002-03-01 Jason Merrill <jason@redhat.com>
6346 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
6347 (TARGET_EXPR_CLEANUP): New macro.
6349 2002-02-28 Steve Ellcey <sje@cup.hp.com>
6351 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
6352 to take ptr_extend into account as third type of extension.
6353 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
6354 fields used by SUBREG_PROMOTED_UNSIGNED_P.
6355 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
6356 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
6357 * calls.c (precompute_arguments): Use new macro.
6358 (expand_call): Ditto.
6359 * combine.c (nonzero_bits): Ditto.
6360 (record_promoted_value): Ditto.
6361 * expr.c (store_expr): Ditto.
6362 (expand_expr): Ditto.
6363 * function.c (assign_parms): Ditto.
6365 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
6367 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
6368 override -shared and -shared-libgcc.
6370 2002-02-28 David O'Brien <obrien@FreeBSD.org>
6372 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
6373 of "ultrasparc".
6374 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
6375 to be broken.
6377 2002-02-28 Richard Henderson <rth@redhat.com>
6379 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
6380 4 cycle latency from MM producers.
6381 (ia64_internal_sched_reorder): Likewise with pipeline flush.
6383 2002-02-28 Jakub Jelinek <jakub@redhat.com>
6385 * mklibgcc.in: Don't use GNU make extension.
6387 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6389 * c-parse.in (STATIC): New terminal.
6390 (scspec): New non-terminal. Update productions accordingly.
6391 (program): Remove bogus ifc / end ifc.
6392 (array_declarator): Simplify production using STATIC.
6394 2002-02-28 Jim Meyering <meyering@lucent.com>
6396 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
6397 \a still means TARGET_BELL.
6399 2002-02-28 Richard Henderson <rth@redhat.com>
6401 * haifa-sched.c (sched_emit_insn): New.
6402 (schedule_block): Use last_scheduled_insn to track last insn.
6403 * sched-int.h (sched_emit_insn): Prototype.
6404 * config/ia64/ia64.c (last_issued): Remove.
6405 (ia64_variable_issue): Don't set it.
6406 (nop_cycles_until): Use sched_emit_insn.
6408 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
6410 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
6411 extended constants.
6413 2002-02-28 Kazu Hirata <kazu@hxi.com>
6415 * config/h8300/h8300.c: Fix formatting.
6416 * config/h8300/h8300.h: Likewise.
6418 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
6420 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
6421 which may overwrite the high byte of the frame pointer.
6423 2002-02-28 Bo Thorsen <bo@suse.de>
6425 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
6426 (STARTFILE_SPEC): Add 64 bit files.
6427 (ENDFILE_SPEC): Likewise.
6429 2002-02-28 Jason Merrill <jason@redhat.com>
6431 * c-decl.c (finish_function): Only warn about missing return
6432 statement with -Wreturn-type.
6434 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
6436 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
6438 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
6439 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
6441 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
6443 * basic-block.h (BB_REACHABLE): Renumber.
6444 (BB_DIRTY, BB_NEW): New flags.
6445 (clear_bb_flags): Declare.
6446 (update_life_info_in_dirty_blocks): Declare.
6447 * cfg.c (clear_bb_flags): New function.
6448 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
6449 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
6450 reorder_insns, emit_insn_after): Mark block as dirty.
6451 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
6452 (update_life_info_in_dirty_blocks): New function.
6453 * recog.c (apply_change_group): Dirtify block.
6455 * cse.c (cse_insn): Reorder emitting of jump insn to keep
6456 cfg consistent.
6457 * gcse.c (delete_null_pointer_checks): Likewise.
6459 * toplev.c (dump_file_index): Move cse2 after bp,
6460 add DFI_null
6461 (dump_file_info): Similary.
6462 (rest_of_compilation): Avoid most of CFG rebuilds;
6463 do first if converision after null pointer checks, do cse2
6464 after branch prediction; avoid full liveness rebuild after
6465 initializing subregs.
6466 * invoke.texi (-d options): Document -du, renumber.
6468 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
6469 (notice_new_block): Do not set BB_UPDATE_LIFE.
6470 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
6471 merge_blocks_move_successor_nojumps, merge_blocks,
6472 try_crossjump_to_edge): Likewise.
6473 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
6474 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
6475 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
6476 (merge_of_block): Do not use life_data_ok.
6477 (find_if_case_1): Do not use SET_UPDATE_LIFE.
6478 (if_convert): Use BB_DIRTY mechanizm to update life.
6479 * lcm.c (optimize_mode_switching): Update
6480 update_life_info_in_dirty_blocks
6482 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6484 * Makefile.in (integrate.o): Update.
6485 * c-decl.c (copy_lang_decl): Rename.
6486 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6487 * integrate.c: Include langhooks.h.
6488 (copy_decl_for_inlining): Update to use langhook.
6489 * langhooks-def.h (lhd_do_nothing_t,
6490 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
6491 (LANG_HOOKS_INITIALIZER): Update.
6492 * langhooks.c (lhd_do_nothing_t): New.
6493 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
6494 * tree.h (copy_lang_decl): Remove.
6495 objc:
6496 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6498 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
6500 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
6501 POST_DEC, and POST_MODIFY.
6503 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6505 * c-typeck.c (digest_init): Remove unused parameter; all
6506 callers changed.
6508 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
6510 * expmed.c (expand_shift): Correctly test for low part of a
6511 subreg.
6513 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
6515 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
6516 insn UIDs with insn addresses.
6518 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6520 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
6521 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
6522 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
6523 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
6524 gcc.c, toplev.c: Delete code implementing -traditional mode.
6526 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
6527 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
6528 Document removal of -traditional mode for compilation, and
6529 remove documentation only relevant to that mode.
6531 * config/nextstep.h, config/ptx4.h, config/svr4.h,
6532 config/convex/convex.h, config/d30v/d30v.h,
6533 config/i386/dgux.h, config/i386/osf1elf.h,
6534 config/i386/osfelf.h, config/i386/osfrose.h,
6535 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
6536 config/m68k/hp310.h, config/m88k/dgux.h,
6537 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
6538 config/m88k/m88k.h, config/m88k/openbsd.h,
6539 config/mips/abi64.h, config/mips/osfrose.h,
6540 config/mips/svr4-5.h, config/mips/svr4-t.h,
6541 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6542 config/stormy16/stormy16.h: Remove all references to
6543 -traditional from target specs. Delete all mention of the
6544 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
6545 delete a couple of commented-out definitions of
6546 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
6547 to -traditional.
6549 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
6550 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
6552 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6554 * mklibgcc.in: Don't use \n in a line subject to
6555 interpretation by echo.
6557 2002-02-27 Graham Stott <grahams@redhat.com>
6559 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
6560 Constify NAME.
6562 * loop.c (prescan_loop): Handle PARALLEL.
6564 * unroll.c (loop_iterations): Return 0 if the add_val for
6565 a BIV is REG.
6567 * final.c (output_operand_lossage): Constify PFX_STR.
6569 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
6571 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
6573 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
6574 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
6576 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
6578 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
6580 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
6582 * cpplex.c (_cpp_lex_token): Handle directives in macro
6583 arguments.
6584 * cpplib.c (_cpp_handle_directive): Save and restore state
6585 if parsing macro args when entering a directive.
6586 * cppmacro.c (collect_args): No need to handle directives
6587 in macro arguments.
6588 (enter_macro_context, replace_args): Use the original macro
6589 definition in case it was redefined whilst collecting arguments.
6590 doc:
6591 * cpp.texi: Update.
6593 2002-02-26 David Edelsohn <edelsohn@gnu.org>
6595 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
6596 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
6597 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
6598 method on AIX.
6599 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
6600 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
6601 (load_toc_v4_PIC_2): Same.
6603 2002-02-26 Alan Modra <amodra@bigpond.net.au>
6605 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
6607 2002-02-26 Richard Henderson <rth@redhat.com>
6609 * config/alpha/alpha.md (ashldi_se): Re-enable.
6611 2002-02-26 Richard Henderson <rth@redhat.com>
6613 * config/alpha/alpha.c (alpha_encode_section_info): Examine
6614 MODULE_LOCAL_P; improve commentary.
6616 2002-02-26 Zack Weinberg <zack@codesourcery.com>
6618 * doc/cpp.texi: Clarify documentation of relationship between
6619 #line and #include.
6621 2002-02-26 Kazu Hirata <kazu@hxi.com>
6623 * config/h8300/h8300-protos.h: Update the prototype for
6624 compute_logical_op_length. Add the prototype for
6625 compute_logical_op_cc.
6626 * config/h8300/h8300.c (compute_logical_op_length): Figure out
6627 code from operands.
6628 (compute_logical_op_cc): New.
6629 * config/h8300/h8300.md: Combine all the logical op patterns
6630 in HImode and SImode. Use compute_logical_op_cc.
6632 2002-02-26 Kelley Cook <kelleycook@comcast.net>
6634 * config/i386/i386.c (print_operand): Don't append ATT-style
6635 length suffixs to x87 opcodes when in Intel mode.
6637 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
6639 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
6640 (init_emit_once): Update calls.
6641 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
6642 (init_syntax_once): Prototype.
6644 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
6646 * pa-linux.h (LIB_SPEC): Update definition.
6647 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
6649 2002-02-26 Richard Henderson <rth@redhat.com>
6651 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
6652 if we emitted a stop bit.
6654 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6656 * configure.in (libgcc_visibility): Substitute.
6657 * configure: Rebuilt.
6658 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
6659 defined symbols .hidden.
6661 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6663 * attribs.c (c_common_attribute_table): Add visibility.
6664 (handle_visibility_attribute): New function.
6665 * varasm.c (assemble_visibility): New function.
6666 * output.h (assemble_visibility): Add prototype.
6667 * tree.h (MODULE_LOCAL_P): Define.
6668 * crtstuff.c (__dso_handle): Use visibility attribute.
6669 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
6670 for MODULE_LOCAL_P symbols too.
6671 * config/ia64/ia64.c (ia64_encode_section_info): Handle
6672 MODULE_LOCAL_P symbols the same way as local symbols.
6673 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
6674 into .sdata/.sbss by the user.
6675 * doc/extend.texi (Function Attributes): Document visibility
6676 attribute.
6678 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6680 PR debug/5770
6681 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
6682 STRING_CST initializer spanning the whole variable without
6683 embedded zeros.
6684 If expand_expr returned MEM, don't use it.
6686 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
6688 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
6689 generate a die for the lexical block.
6691 2002-02-26 Kazu Hirata <kazu@hxi.com>
6693 * config/h8300/h8300-protos.h: Add a prototype for
6694 compute_logical_op_length.
6695 * config/h8300/h8300.c (compute_logical_op_length): New.
6696 * config/h8300/h8300.md (anonymous logical patterns): Use
6697 compute_logical_op_length for length.
6699 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6701 * dwarf2out.c (modified_type_die): Do not call type_main_variant
6702 for vectors.
6703 (gen_type_die): Same.
6705 * attribs.c (handle_vector_size_attribute): Set debug information.
6707 2002-02-26 Daniel Egger <degger@fhm.edu>
6709 * config/rs6000/rs6000.md: Swap define_insn attributes to
6710 fix incorrect generation of merge high instructions instead
6711 of merge low.
6713 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6715 * c-typeck.c (really_start_incremental_init): Use
6716 bitsize_zero_node for vectors.
6718 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6720 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
6721 ("*set_vrsave_internal"): Same.
6723 2002-02-25 Richard Henderson <rth@redhat.com>
6725 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
6726 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
6728 2002-02-25 Jakub Jelinek <jakub@redhat.com>
6730 PR target/5755
6731 * config/i386/i386.c (ix86_return_pops_args): Only pop
6732 fake structure return argument if it was passed on the stack.
6734 2002-02-25 Jason Merrill <jason@redhat.com>
6736 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
6737 RESULT_DECL.
6739 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6741 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
6742 link with shared_name only.
6743 * doc/invoke.texi (Link Options): Document new behavior.
6745 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6747 * c-typeck.c (push_init_level): Handle vectors.
6749 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6751 * config/sparc/sparc.c (const64_high_operand): Zero-extend
6752 operands of SPARC_SETHI_P.
6753 (input_operand): Likewise.
6754 (sparc_emit_set_const32): Likewise.
6755 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
6756 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
6757 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
6758 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
6759 (movdi_insn_sp64_vis): Likewise.
6760 (movdi split, movdf split): Use SETHI32.
6761 * doc/md.texi: Document SPARC constraints L, M and N.
6763 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6765 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
6766 ("*set_vrsave_internal"): use mfspr for Darwin.
6768 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
6769 gen_get_vrsave_internal.
6771 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6773 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
6775 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
6777 * cpplex.c (cpp_interpret_charconst): Get signedness or
6778 otherwise of wide character constants correct.
6779 * cppexp.c (lex): Get signedness of wide charconsts correct.
6781 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6783 * optabs.c (widen_operand): Only call convert_modes for
6784 promoted SUBREG if signedness matches.
6785 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
6787 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6789 * cpplib.c (glue_header_name): Use local buffer to build up
6790 header name.
6792 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6794 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
6796 2002-02-23 Kazu Hirata <kazu@hxi.com>
6798 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
6799 H8/300[HS] separately.
6800 * config/h8300/h8300.md: Remove the early clobber constraint
6801 from bit field patterns.
6803 2002-02-23 Kazu Hirata <kazu@hxi.com>
6805 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
6806 register_operand.
6807 (mulhisi3): Likewise.
6808 (umulqisi3): Likewise.
6809 (umulhisi3): Likewise.
6811 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6813 * cppinit.c (output_deps): Correct test for stdout output.
6814 (init_dependency_output): Cure warning.
6816 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6818 * expr.c (store_expr): When converting expression to promoted
6819 equivalent type, allow using SUBREG_REG of TARGET as the target
6820 of the expansion of EXP.
6821 * loop.c (basic_induction_var, case SUBREG): Always look inside.
6822 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
6823 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
6824 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
6825 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
6827 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
6829 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
6830 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
6831 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
6833 2002-02-23 Jakub Jelinek <jakub@redhat.com>
6835 PR optimization/5747
6836 * loop.c (scan_loop): Update reg info if move_movables created new
6837 pseudos.
6839 2002-02-23 David Edelsohn <edelsohn@gnu.org>
6841 * gcc.c (init_gcc_spec): Revert last change.
6843 2002-02-23 David Edelsohn <edelsohn@gnu.org>
6845 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
6846 gpc_reg_operand constraint.
6848 2002-02-23 Alan Modra <amodra@bigpond.net.au>
6850 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
6851 Simplify comparison of `low'.
6852 (add_operand): Fix formatting.
6853 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
6854 (mask_operand): Disallow mask to wrap in 64-bit mode.
6855 (rs6000_stack_info): Remove redundant test setting push_p.
6856 (output_toc): Fix formatting.
6857 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
6858 cc_reg_not_cr0_operand constraint.
6859 (booldi3, boolcdi3 splitters): Same.
6861 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
6863 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
6865 2002-02-22 David Edelsohn <edelsohn@gnu.org>
6867 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
6868 gcc invoked with -shared-libgcc.
6870 2002-02-22 Jakub Jelinek <jakub@redhat.com>
6872 PR c++/5748
6873 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
6874 decl if any of elements was TREE_USED.
6876 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
6878 * config/sparc/sol2.h: Don't include sys/mman.h.
6879 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
6880 (arith_4096_operand): Don't throw high bits away.
6881 (const64_operand): Take sign extension of CONST_INTs into account.
6882 (const64_high_operand, sparc_emit_set_const32): Likewise.
6883 (GEN_HIGHINT64): Likewise.
6884 (sparc_emit_set_const64_quick1): Likewise.
6885 (const64_is_2insns): Likewise.
6886 (print_operand): Use trunc_int_for_mode for sign extension.
6887 * config/sparc/sparc.h (SMALL_INT32): Likewise.
6888 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
6889 chars. Assume CONST_INT is already properly sign-extended.
6890 (movdi split): Sign-extend each SImode part.
6891 (andsi3 split): Don't mask high bits off, so that result
6892 remains properly sign-extend.
6893 (iorsi3 split): Likewise.
6894 (xorsi3 split): Likewise.
6896 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
6898 * fold-const.c (fold): Fix typo in comments.
6900 2002-02-21 Diego Novillo <dnovillo@redhat.com>
6902 * Makefile.in (langhooks.o): Update dependencies.
6904 2002-02-21 Diego Novillo <dnovillo@redhat.com>
6906 * langhooks.c: Include flags.h.
6908 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
6910 * testsuite/gcc.dg/attr-alwaysinline.c: New.
6912 * c-common.c (c_common_post_options): Set inline trees by
6913 default.
6915 * doc/extend.texi (Function Attributes): Document always_inline
6916 attribute.
6917 Update documentation about inlining when not optimizing.
6919 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
6921 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
6922 unless DECL_ALWAYS_INLINE.
6924 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
6925 unless DECL_ALWAYS_INLINE.
6926 (c_disregard_inline_limits): Disregard if always_inline set.
6928 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6929 Disregard if always_inline set.
6930 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
6931 unless DECL_ALWAYS_INLINE.
6933 * attribs.c (handle_always_inline_attribute): New.
6934 (c_common_attribute_table): Add always_inline.
6936 * config/rs6000/altivec.h: Add prototypes for builtins
6937 requiring the always_inline attribute.
6939 2002-02-21 Eric Christopher <echristo@redhat.com>
6941 * expmed.c (store_bit_field): Try to simplify the subreg
6942 before generating a new one when when the mode size of
6943 value is less than maxmode.
6945 2002-02-21 Richard Henderson <rth@redhat.com>
6947 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
6948 than gen_rtx_PLUS to form the sum.
6949 * explow.c (force_reg): Rearrange to not allocate new pseudo
6950 when force_operand returns a register.
6951 * expr.c (expand_assignment): Allow offset_rtx expansion to
6952 return a sum. Do not force addresses into registers.
6953 (expand_expr): Likewise.
6954 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
6955 to canonicalize arithmetic that didn't simpify.
6956 (simplify_plus_minus): New argument force; update
6957 all callers. Don't split CONST unless we can do something with it,
6958 and wouldn't lose the constness of the operands.
6960 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
6961 that we generated earlier.
6963 2002-02-21 Tom Tromey <tromey@redhat.com>
6965 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
6966 (output_line_info): Use constant `1', with a long explanatory
6967 comment.
6968 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
6970 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
6972 * jump.c (redirect_jump): If old label has no UID, don't try to
6973 delete it.
6975 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
6977 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
6978 If input is constant, do shifts at compile time.
6980 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
6982 * doc/extend.texi: Fix some more overfull hboxes.
6984 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6986 PR optimization/4994
6987 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
6988 register moves.
6990 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6992 PR c++/4574
6993 * expr.h (expand_and): Add mode argument.
6994 * expmed.c (expand_and): Add mode argument.
6995 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
6996 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
6997 * except.c (expand_builtin_extract_return_addr): Likewise.
6998 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6999 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
7000 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
7001 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
7002 * config/c4x/c4x.md: Use GEN_INT (x) instead of
7003 gen_rtx (CONST_INT, VOIDmode, x).
7005 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7007 PR c/4697:
7008 * stmt.c (warn_if_unused_value): Move side effects test once more.
7010 2002-02-20 Torbjorn Granlund <tege@swox.com>
7012 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
7013 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
7015 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
7017 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
7018 SUBREG or ZERO_EXTEND.
7020 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
7022 * sh.h (current_function_anonymous_args): Remove.
7023 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
7024 of current_function_varargs and current_function_stdarg is set.
7025 * sh.c (sh_expand_prologue): Check current_function_varargs /
7026 current_function_stdarg / TARGET_SH5 instead of
7027 current_function_anonymous_args.
7029 * sh64.h (TARGET_VERSION): Define.
7031 2002-02-20 David Edelsohn <edelsohn@gnu.org>
7033 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
7034 VRSAVE_REGNO on TARGET_ALTIVEC.
7036 2002-02-20 Alan Modra <amodra@bigpond.net.au>
7038 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
7039 bits of SImode const_int.
7040 (includes_rshift_p): Likewise.
7041 (print_operand): Call mask_operand and mask64_operand with correct
7042 mode.
7043 (rs6000_output_function_epilogue): Pad traceback table to word.
7044 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
7045 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
7046 mask64_operand with correct mode.
7047 (FUNCTION_ARG_REGNO_P): Correct parentheses.
7049 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7051 PR debug/4461
7052 * varasm.c (get_pool_constant_mark): New.
7053 * rtl.h (get_pool_constant_mark): Add prototype.
7054 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
7055 be represented if it has not been output.
7057 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7059 * combine.c (do_SUBST): Sanity check substitutions of
7060 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
7061 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
7062 CONST_INT into its operand.
7063 (known_cond): Likewise, for ZERO_EXTEND.
7064 * simplify-rtx.c (simplify_unary_operation): Fix condition to
7065 allow for simplification of wide modes. Reject CONST_INTs in
7066 ZERO_EXTEND when their actual mode is not given.
7068 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7070 * c-decl.c (pushdecl): If no global declaration is found for an
7071 extern declaration in block scope, try a limbo one.
7073 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7075 PR c++/4401
7076 * c-common.c (pointer_int_sum): Moved from...
7077 * c-typeck.c (pointer_int_sum): ...here.
7078 * c-common.h (pointer_int_sum): Add prototype.
7080 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7082 PR c++/5713
7083 * c-decl.c (duplicate_decls): Return 0 if issued error about
7084 redeclaration.
7086 2002-02-20 Roger Sayle <roger@eyesopen.com>
7087 Jakub Jelinek <jakub@redhat.com>
7089 PR c/4389
7090 * tree.c (host_integerp): Ensure that the constant integer is
7091 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
7092 when pos is zero or non-zero respectively. Clarify comment.
7093 * c-format.c (check_format_info_recurse): Fix host_integerp
7094 usage; the pos argument should be zero when assigning to a
7095 signed HOST_WIDE_INT.
7097 2002-02-20 Richard Henderson <rth@redhat.com>
7099 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
7100 of the operand, rather than assuming TImode.
7101 (ix86_expand_binop_builtin): Cope with commutative patterns
7102 using nonimmediate_operand for both operands.
7103 (ix86_expand_timode_binop_builtin): Likewise.
7104 (ix86_expand_store_builtin): Validate operand 1.
7105 (ix86_expand_unop1_builtin): Likewise.
7107 2002-02-20 Philip Blundell <philb@gnu.org>
7109 PR 5705
7110 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
7112 2002-02-20 Richard Henderson <rth@redhat.com>
7114 PR c/5615
7115 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
7117 2002-02-20 Tom Tromey <tromey@redhat.com>
7119 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7120 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7121 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7122 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7123 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
7124 unconditionally.
7126 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
7128 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
7129 for (const_int 0) in X not just INTVAL.
7131 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
7133 * doc/extend.texi: Avoid or reduce overfull hboxes.
7135 2002-02-20 Diego Novillo <dnovillo@redhat.com>
7137 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
7138 operations if the field does not start at a mode boundary.
7140 2001-02-20 Joel Sherrill <joel@OARcorp.com>
7142 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
7143 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
7144 Also done for -Acpu and -Amachine.
7146 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7148 * cppinit.c (init_dependency_output): Take deps output file
7149 from -o if none given with -MF. Suppress normal output.
7150 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
7151 * doc/cpp.texi, doc/invoke.texi: Update.
7153 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7155 * toplev.c (output_quoted_string): Write unprintable
7156 characters with octal escapes.
7158 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7160 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
7161 really_call_used[VRSAVE_REGNO] if not Altivec.
7163 2002-02-19 Alan Modra <amodra@bigpond.net.au>
7165 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
7166 MODE_MASK.
7167 (constant_pool_expr_1): Fix formatting.
7168 (rs6000_legitimize_reload_address): Likewise.
7170 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7172 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
7173 now that we have one.
7175 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7177 * tree.h (struct tree_common): Remove aux. Add unused_0 at
7178 end of first block of bitfields (which was only seven bits);
7179 rename dummy to unused_1; remove comment which is no longer true.
7181 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7183 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
7185 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7187 PR 5399
7188 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
7189 if generating PIC.
7191 PR 5054
7192 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
7193 arm_is_longcall_p rather than inspecting call-type cookie
7194 directly.
7195 (call_value_insn) [TARGET_THUMB]: Likewise.
7197 2002-02-19 Graham Stott <grahams@redhat.com>
7199 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
7201 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7203 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
7204 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
7205 (FP_SAVE_INLINE): Delete.
7207 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
7208 * config/rs6000/eabi.asm: Remove ABI save restore routines.
7209 * config/rs6000/t-ppccomm: Build crtsavres.o.
7210 * config/rs6000/crtsavres.asm: New file.
7212 2002-02-19 Philip Blundell <philb@gnu.org>
7214 * config/arm/arm.c (use_return_insn): Don't reject interrupt
7215 functions.
7216 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
7217 (output_return_instruction): Allow interrupt functions to return with
7218 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
7219 (arm_expand_prologue): Subtract 4 before stacking LR in an
7220 interrupt function.
7222 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7224 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
7225 decl, not just FUNCTION_DECL.
7226 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
7227 (arm_assemble_integer): Likewise.
7228 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
7229 marked local.
7231 2002-02-19 matthew green <mrg@eterna.com.au>
7233 * config.gcc (sparc-*-netbsdelf*): Enable target.
7234 (sparc64-*-netbsd*): New target.
7235 * config/sparc/netbsd-elf.h: New file.
7236 * config/sparc/t-netbsd64: New file.
7238 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7240 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
7242 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
7244 * doc/invoke.texi: explicitly list the style guidelines that
7245 -Weffc++ checks for.
7247 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
7249 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
7251 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7253 PR other/5718
7254 * gcc.c (cpp_unique_options): Treat -o as indicating object file
7255 only if not -E. If -E, pass -o through to the preprocessor.
7257 2002-02-19 Kazu Hirata <kazu@hxi.com>
7259 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
7260 register number with an appropriate macro.
7262 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7264 * doc/rtl.texi (Constants): Close @code tag.
7266 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
7268 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
7269 ("mmx_uavgv4hi3"): Same.
7270 ("pmulhrwv4hi3"): Same.
7272 * tree-inline.c (walk_tree): Handle vectors.
7274 * c-common.c (constant_expression_warning): Handle vectors.
7275 (overflow_warning): Same.
7277 * sched-deps.c (sched_analyze_2): Handle vectors.
7279 * rtlanal.c (rtx_unstable_p): Handle vectors.
7280 (rtx_varies_p): Same.
7281 (count_occurrences): Same.
7282 (regs_set_between_p): Same.
7283 (modified_between_p): Same.
7284 (modified_in_p): Same.
7285 (volatile_insn_p): Same.
7286 (volatile_refs_p): Same.
7287 (side_effects_p): Same.
7288 (may_trap_p): Same.
7289 (inequality_comparisons_p): Same.
7290 (replace_regs): Same.
7291 (computed_jump_p_1): Same.
7293 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
7294 argument.
7295 (inner_mode_array): New.
7296 (copy_rtx): Handle vectors.
7297 (copy_most_rtx): Same.
7298 (rtx_equal_p): Same.
7299 (get_mode_alignment): Adjust for vectors.
7301 * resource.c (mark_referenced_resources): Handle vectors.
7302 (mark_set_resources): Same.
7304 * reload1.c (eliminate_regs): Handle vectors.
7305 (elimination_effects): Same.
7306 (scan_paradoxical_subregs): Same.
7308 * reload.c (subst_reg_equivs): Handle vectors.
7310 * regrename.c (scan_rtx): Handle vectors.
7312 * regclass.c (reg_scan_mark_refs): Handle vectors.
7314 * recog.c (find_single_use_1): Handle vectors.
7316 * local-alloc.c (equiv_init_varies_p): Handle vectors.
7317 (contains_replace_regs): Same.
7318 (memref_referenced_p): Same.
7320 * integrate.c (copy_rtx_and_substitute): Handle vectors.
7321 (subst_constants): Same.
7323 * genattrtab.c (attr_copy_rtx): Handle vectors.
7324 (encode_units_mask): Same.
7325 (clear_struct_flag): Same.
7326 (count_sub_rtxs): Same.
7328 * gcse.c (want_to_gcse_p): Handle vectors.
7329 (oprs_unchanged_p): Same.
7330 (hash_expr_1): Same.
7331 (oprs_not_set_p): Same.
7332 (expr_killed_p): Same.
7333 (compute_transp): Same.
7334 (store_ops_ok): Same.
7336 * function.c (purge_addressof_1): Do not allow paradoxical subregs
7337 of vectors.
7338 (fixup_var_refs_1): Same.
7339 (instantiate_virtual_regs_1): Same.
7341 * fold-const.c (operand_equal_p): Handle vectors.
7342 (fold): Same.
7343 (rtl_expr_nonnegative_p): Same.
7345 * flow.c (mark_used_regs): Handle vectors.
7347 * df.c (df_uses_record): Handle vectors.
7349 * cselib.c (cselib_subst_to_values): Handle vectors.
7350 (cselib_mem_conflict_p): Same.
7351 (hash_rtx): Same.
7353 * cse.c (canon_reg): Handle vectors.
7354 (fold_rt): Same.
7355 (cse_process_notes): Same.
7356 (count_reg_usage): Same.
7357 (canon_hash): Same.
7359 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
7361 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
7363 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
7364 (gen_rtx): Handle CONST_VECTOR.
7365 (gen_const_vector_0): New.
7366 (copy_rtx_if_shared): CONST_VECTORs can be shared.
7367 (reset_used_flags): Same.
7368 (copy_insn_1): Same.
7369 (initializer_constant_valid_p): Handle VECTOR_CST.
7371 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
7373 * doc/rtl.texi (Constants): Document const_vector.
7374 (CONST0_RTX): Update for vectors.
7375 (RTL sharing): Same.
7377 * print-tree.c (print_node): Add case for VECTOR_CST.
7379 * tree.h (TREE_VECTOR_CST_ELTS): New.
7380 (struct tree_vector): New.
7381 (union tree_node): Add vector node.
7382 (build_vector): Add prototype.
7384 * tree.def (VECTOR_CST): New.
7386 * tree.c (build_vector): New.
7388 * expmed.c (make_tree): Handle CONST_VECTOR.
7390 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
7391 (CONST_VECTOR_ELT): New.
7392 (CONST_VECTOR_NUNITS): New.
7394 * machmode.h (GET_MODE_INNER): New.
7395 (DEF_MACHMODE): Accept 8th arg.
7397 * machmode.def: Add 8th argument for vector inner mode.
7398 Add inner vector modes for vectors.
7400 * rtl.def (VEC_CONST): Remove.
7401 (CONST_VECTOR): New.
7403 * expr.c (clear_storage): Allow vectors.
7404 (is_zeros_p): Handle VECTOR_CST.
7406 * varasm.c (output_constant_pool): Handle vectors.
7407 (rtx_const): Add veclo and vechi fields.
7408 (kind): Add RTX_VECTOR.
7409 (decode_rtx_const): Add case for vector.
7411 * config/rs6000/rs6000-protos.h: Add zero_constant.
7413 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
7414 constants. Force easy vector constants into memory.
7415 (easy_vector_constant): New.
7416 (emit_easy_vector_constant): New.
7417 (rs6000_legitimize_reload_address): Do not generate bad reloads on
7418 darwin.
7420 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
7421 instruction does.
7422 ("altivec_lvxl"): Same.
7423 (altivec_lvebx): Same.
7424 (altivec_lvehx): Same.
7425 (altivec_lvewx): Same.
7426 ("*movv4si_const0"): New.
7427 ("*movv4sf_const0"): New.
7428 ("*movv8hi_const0"): New.
7429 ("*movv16qi_const0"): New.
7431 2002-02-18 Kazu Hirata <kazu@hxi.com>
7433 * config/h8300/h8300.c (notice_update_cc): Use
7434 cc_status.value2.
7436 2002-02-18 Kazu Hirata <kazu@hxi.com>
7438 * config/h8300/h8300.md (divmod patterns): Change the
7439 constraints for operands[1] to register_operand.
7441 2002-02-18 Kazu Hirata <kazu@hxi.com>
7443 * config/h8300/h8300-protos.h: Remove the prototype for
7444 p_operand.
7445 * config/h8300/h8300.c (p_operand): Remove.
7446 * config/h8300/h8300.md: Replace p_operand with
7447 const_int_operand.
7449 2002-02-18 Philip Blundell <pb@nexus.co.uk>
7451 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
7452 comment.
7453 (output_return_instruction): Allow use of LDR to unstack
7454 return addresss even for interrupt handlers or when
7455 interworking. If compiling for ARMv5, use interworking-safe
7456 return instructions by default. Remove duplicated code and
7457 lengthy "strcat" sequences.
7459 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7461 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
7462 (LINK_EH_SPEC): Define.
7463 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
7465 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7467 * config/s390/s390.c (s390_emit_prologue): Do not set the
7468 frame_related flag for call-clobbered registers.
7470 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
7472 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
7473 (construct_container): Fix handling of SSE operands.
7474 (ix86_expand_builtin): Fix handling of 64bit pointers.
7475 (mmx_maskmovq_rex): New pattern.
7477 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
7479 * regrename.c (kill_set_value): Handle subregs properly.
7481 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
7483 * objc/objc-act.c (handle_impent): Remove leading '*'
7484 from objc_class_name.
7486 2002-02-17 Richard Henderson <rth@redhat.com>
7488 * config/alpha/alpha.c (some_small_symbolic_operand,
7489 some_small_symbolic_operand_1, split_small_symbolic_operand,
7490 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
7491 Handle small SYMBOL_REFs anywhere, not just inside memories.
7492 * config/alpha/alpha-protos.h: Update.
7493 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7494 * config/alpha/alpha.md (small symbolic operand splitter): Update.
7496 2002-02-17 Roland McGrath <roland@frob.com>
7498 * config.gcc (powerpc-*-gnu-gnualtivec*,
7499 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
7500 * config/rs6000/gnu.h: New file.
7501 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
7502 Grok "gnu" in rs6000_abi_name.
7503 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
7504 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
7505 Grok -mcall-gnu analogous to -mcall-linux et al.
7506 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
7507 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
7508 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
7510 2002-02-17 Jakub Jelinek <jakub@redhat.com>
7512 PR c/3444:
7513 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
7514 shortening.
7516 2002-02-17 Philipp Thomas <pthomas@suse.de>
7518 * config/cris/cris.h: Undefine STARTFILE_SPEC and
7519 ENDFILE_SPEC before (re)defining them.
7521 2002-02-17 Kazu Hirata <kazu@hxi.com>
7523 * config/h8300/h8300.c: Fix formatting.
7524 * config/h8300/h8300.h: Likewise.
7526 2002-02-17 Philipp Thomas <pthomas@suse.de>
7528 * doc/tm.texi: Explain why empty strings should not be
7529 marked for translation.
7531 2002-02-17 Philipp Thomas <pthomas@suse.de>
7533 * final.c (output_operand_lossage): Changed to accept
7534 printf style arguments. Change calls where necessary.
7535 * output.h (output_operand_lossage): Change declaration
7536 accordingly. Update copyright.
7537 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
7538 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
7539 Update copyright date where necessary.
7541 * config/i386/i386.c (print_operand): Likewise. Remove use of
7542 sprintf.
7544 * config/cris/cris.c (cris_operand_lossage): Likewise.
7545 Rename parameter so that exgettext recognizes it as
7546 translatable message.
7547 (LOSE_AND_RETURN): Rename parameter to msgid.
7549 2002-02-17 Kazu Hirata <kazu@hxi.com>
7551 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
7552 hard coded register number with an appropriate macro.
7553 (HARD_REGNO_MODE_OK): Likewise.
7554 (ARG_POINTER_REGNUM): Likewise.
7555 (STATIC_CHAIN_REGNUM): Likewise.
7556 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7557 * config/h8300/h8300.md (define_constants): Define more
7558 register numbers.
7560 2002-02-17 Philipp Thomas <pthomas@suse.de>
7562 * config/i386/i386.h: Don't mark empty strings for translation.
7564 2002-02-16 H.J. Lu <hjl@gnu.org>
7566 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
7568 2002-02-16 Zack Weinberg <zack@codesourcery.com>
7570 * cppinit.c (merge_include_chains): Check for brack being
7571 NULL before attempting to merge it with qtail.
7573 2002-02-16 Andrew Cagney <ac131313@redhat.com>
7575 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
7576 DBX_DEBUG.
7578 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7580 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
7582 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7584 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
7585 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
7586 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
7588 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7590 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
7591 now only if !TARGET_FIX.
7592 (*movsi_nt_vms_fix): New pattern.
7594 2002-02-16 Douglas B Rupp <rupp@gnat.com>
7596 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
7597 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
7598 (alpha_sa_mask, alpha_sa_size): Reflect above change.
7599 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
7600 (alpha_start_function, alpha_expand_epilogue): Likewise.
7601 (unicosmk_gen_dsib): Likewise.
7603 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7605 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
7607 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
7609 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
7610 check_and_change_labels, s390_final_chunkify): Delete.
7611 (s390_split_branches, s390_chunkify_pool): New functions.
7612 (s390_function_prologue): Call them.
7614 * config/s390/s390.h (S390_REL_MAX): Delete.
7615 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
7617 * config/s390/s390.md (cjump, icjump, jump): Fix length
7618 attribute calculation.
7621 2002-02-15 David Edelsohn <edelsohn@gnu.org>
7623 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
7624 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
7626 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7628 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
7629 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
7630 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
7632 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7634 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
7636 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7638 * reload.c (find_dummy_reload): Check that an output register
7639 is valid for its mode.
7641 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
7643 * combine.c (known_cond): After replacing the REG of a SUBREG, try
7644 to simplify it.
7646 * function.c (assign_parms): Demote promoted argument passed by
7647 transparent reference.
7649 2001-02-14 Joel Sherrill <joel@OARcorp.com>
7651 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
7652 -Acpu() and -Amachine() to eliminate warnings.
7654 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7656 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
7658 2002-02-14 Kazu Hirata <kazu@hxi.com>
7660 * config/h8300/h8300-protos.h: Update the prototype for
7661 const_costs.
7662 * config/h8300/h8300.c (const_costs): Treat SET as a little
7663 more expensive operation.
7664 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
7665 reference to const_costs.
7667 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
7669 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
7671 2002-02-14 Jakub Jelinek <jakub@redhat.com>
7673 PR c/5503:
7674 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
7675 use arguments from newtype.
7677 2002-02-13 Eric Christopher <echristo@redhat.com>
7679 * config/mips/mips.c (override_options): Add check for march/mipsX
7680 on the same command line. Fix error message in cpu processing.
7681 Remove architecture and ISA checks.
7683 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7685 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
7687 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
7689 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7691 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
7692 alternatives.
7693 ("*movv8hi_internal1"): Same.
7694 ("*movv16qi_internal1"): Same.
7695 ("*movv4sf_internal1"): Same.
7697 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
7698 not push_reload for altivec modes.
7700 2002-02-13 Joel Sherrill <joel@OARcorp.com>
7702 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
7703 all RTEMS targets including removal of #includes from config/*/rtems*.h
7704 file and adding them to tm_file setting. Added xm_defines=POSIX to
7705 many targets.
7706 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
7707 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
7708 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
7709 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
7710 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
7711 config/m68k/rtemself.h: Ditto.
7712 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
7713 config/mips/rtems64.h: Ditto.
7714 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
7715 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
7716 Ditto.
7717 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
7718 config/sparc/rtemself.h: Ditto.
7719 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
7720 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
7721 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
7722 more like arm-elf.
7723 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
7724 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
7725 target made more similar to i386-elf.
7726 * config/i386/t-rtems-i386: Added soft float support and multilibs.
7727 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
7728 be similar to config/m68k/t-m68kelf.
7729 * gthr-rtems.h: Encapsulate with extern "C" for C++.
7731 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
7733 * regmove.c (kill_value): Handle subregs.
7735 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
7737 * i386.md (mul patterns): Allow memory operand to be first;
7738 add expanders where needed; fix constraints.
7739 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
7740 Allow memory operand to be the first.
7742 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
7743 operands.
7745 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7747 PR c/5681:
7748 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
7749 GET_MODE (x).
7751 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7753 PR optimization/5547:
7754 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
7755 all valid IA-32 address modes involving non-scaled %ebx and
7756 GOT/GOTOFF as displacement.
7758 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
7760 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
7761 after emitting ltorg insns.
7763 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
7764 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
7765 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
7766 *abssf2): Fix "op_type" attribute.
7768 2002-02-13 Douglas B Rupp <rupp@gnat.com>
7770 * mkconfig.sh: Avoid using a subshell redirect.
7771 ($output.T): Change to $(output)T.
7772 (ENABLE_NLS): Remove unneeded undef.
7774 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
7775 * config/alpha/x-vms (libsubdir): Define.
7777 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
7778 register frame procedures. Optimize retrieving context.
7780 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
7781 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
7782 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
7784 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7786 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
7787 Make same change as for find_base_value.
7789 2002-02-13 Kazu Hirata <kazu@hxi.com>
7791 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
7792 of QImode and SImode.
7794 2002-02-13 Kazu Hirata <kazu@hxi.com>
7796 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
7797 length computation of movsi.
7798 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
7800 2002-02-13 Kazu Hirata <kazu@hxi.com>
7802 * config/h8300/h8300.md (subqi3): Tighten the predicate for
7803 operands[2] to register_operand.
7805 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
7807 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
7809 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
7811 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
7812 for altivec_lvx* and altivec_stvx*.
7813 ("*movv4si_internal"): Add constraint for loading from GPRs.
7814 ("*movv8hi_internal1"): Same.
7815 ("*movv16qi_internal1"): Same.
7816 ("*movv4sf_internal1"): Same.
7818 * config/rs6000/rs6000.c (altivec_register_operand): New.
7820 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
7821 altivec_register_operand.
7823 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
7825 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
7826 handle SYMBOL_REF.
7828 2002-02-13 Stan Shebs <shebs@apple.com>
7830 * c-typeck.c (digest_init): Handle vectors.
7831 (really_start_incremental_init): Same.
7832 (pop_init_level): Same.
7833 (process_init_element): Same.
7835 * varasm.c (output_constant): Same.
7837 * expr.c (clear_storage): Same.
7838 (store_constructor): Same.
7840 2002-02-12 Eric Christopher <echristo@redhat.com>
7842 * explow.c (hard_function_value): Add comment explaining
7843 signed/unsigned comparison.
7845 2002-02-12 Jakub Jelinek <jakub@redhat.com>
7847 * jump.c (never_reached_warning): Add finish argument.
7848 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
7849 real insn after end.
7850 * rtl.h (never_reached_warning): Adjust prototype.
7851 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
7852 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
7853 never_reached_warning.
7855 2002-02-12 Graham Stott <grahams@redhat.com>
7857 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
7859 2002-02-12 Kazu Hirata <kazu@hxi.com>
7861 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
7862 logical shifts on H8/300.
7863 (shift_alg_si): Improve several shifts on H8/300.
7864 (get_shift_alg): Likewise.
7866 2002-02-12 Graham Stott <grahams@redhat.com>
7868 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
7870 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7872 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
7873 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
7875 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
7877 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
7878 non-CONST_INT through default_assemble_integer.
7879 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
7880 <case 8>: Abort for CONST_DOUBLE.
7882 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7884 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
7885 is specified.
7886 * config/pa/pa-linux.h (LIB_SPEC): Delete.
7887 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
7889 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
7891 * config/stormy16/stormy16.md (zero_extendqihi2): New.
7893 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
7895 * regrename.c (regrename_optimize): Don't accept a
7896 part-clobbered register if the replaced register is not part
7897 clobbered.
7899 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
7900 take padding into account when computing the argument value.
7902 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
7904 * combine.c (try_combine): Apply substitutions in
7905 CALL_INSN_FUNCTION_USAGE too.
7907 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
7909 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
7910 __builtin_altivec_abs*.
7911 (bdesc_abs): New.
7913 * config/rs6000/rs6000.h (rs6000_builtins): Add
7914 ALTIVEC_BUILTIN_ABS*.
7916 * config/rs6000/altivec.h: Use const char for builtins expecting
7917 literals.
7918 (vec_abs): New versions for C and C++.
7919 (vec_abss): Same.
7921 2002-02-10 Kazu Hirata <kazu@hxi.com>
7923 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
7924 using Pmode.
7926 2002-02-10 Kazu Hirata <kazu@hxi.com>
7928 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
7929 constant definition from h8300.md.
7930 (FRAME_POINTER_REGNUM): Likewise.
7931 * config/h8300/h8300.md (define_constants): Add FP_REG.
7933 2002-02-10 Kazu Hirata <kazu@hxi.com>
7935 * config/h8300/h8300.c (print_operand): Remove redundant code.
7937 2002-02-10 Kazu Hirata <kazu@hxi.com>
7939 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
7940 * config/h8300/h8300.c (byte_reg): Make it static.
7942 2002-02-10 Richard Henderson <rth@redhat.com>
7944 PR c/5623
7945 * c-typeck.c (incomplete_type_error): Handle flexible array members.
7947 2002-02-10 Richard Henderson <rth@redhat.com>
7949 PR c++/5624
7950 * tree.c (append_random_chars): Don't abort if main_input_filename
7951 does not exist.
7953 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
7955 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
7957 2002-02-10 Kazu Hirata <kazu@hxi.com>
7959 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
7960 (pushhi1): Likewise.
7962 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
7964 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
7965 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
7967 2002-02-09 David O'Brien <obrien@FreeBSD.org>
7969 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
7970 remove MASK_VIS.
7971 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
7973 2002-02-09 Kazu Hirata <kazu@hxi.com>
7975 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
7976 a half of an SImode register on H8/300.
7978 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
7980 * i386.md (movdi_2): Add missing '!'.
7982 2002-02-09 Kazu Hirata <kazu@hxi.com>
7984 * config/h8300/h8300.h: Fix formatting. Remove commented-out
7985 definitions.
7987 2002-02-09 Kazu Hirata <kazu@hxi.com>
7989 * config/h8300/h8300.md (length): Correct the distance valid
7990 for the short branch.
7992 2002-02-09 Kazu Hirata <kazu@hxi.com>
7994 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
7996 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
7998 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
7999 registers in SImode.
8000 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
8001 part-clobbered.
8003 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
8004 patch.
8006 Contribute sh64-elf.
8007 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8008 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
8009 (sh_cannot_modify_jumps_p): New function.
8010 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
8011 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
8012 (sh_ms_bitfield_layout_p): New function.
8013 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
8014 Zack Weinberg <zack@codesourcery.com>
8015 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
8016 expand_simple_binop instead of expand_binop.
8017 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
8018 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
8019 use of .quad and .uaquad.
8020 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
8021 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
8022 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8023 * config/sh/sh.md (movdi_const, movdi_const_32bit,
8024 movdi_const_16bit): Make sure all CONSTs have modes.
8025 (sym2PIC): Ditto, but by adjusting all callers.
8026 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
8027 if the prologue calls the SHmedia argument decoder or register
8028 saver.
8029 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8030 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
8031 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
8032 (sh_expand_epilogue): Don't emit USE of return target register.
8033 (prepare_move_operands): Legitimize DImode PIC addresses.
8034 (sh_media_register_for_return): Skip tr0, used to initialize the
8035 PIC register.
8036 (sh_expand_prologue): Remove explicit USE of return register.
8037 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
8038 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
8039 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
8040 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
8041 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
8042 EXTRA_CONSTRAINT_T.
8043 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
8044 (MOVI_SHORI_BASE_OPERAND_P): New.
8045 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
8046 (EXTRA_CONSTRAINT_T): Define in terms of them.
8047 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
8048 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
8049 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
8050 alternatives supporting TARGET_REGS.
8051 (UNSPEC_GOTPLT): New constant.
8052 (movdi split): Move incrementing of LABEL_NUSES...
8053 (movdi_const, movdi_const_32bit): Here. Use
8054 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
8055 (movdi_const_16bit): New.
8056 (call, call_value) [flag_pic]: Use GOTPLT.
8057 (call_pop, call_value_pop): New expands.
8058 (call_pop_compact, call_pop_rettramp): New insns.
8059 (call_value_pop_compact, call_value_pop_rettramp): New insns.
8060 (sibcall) [flag_pic]: Use GOT.
8061 (builtint_setjmp_receiver): Remove bogus, unused expand.
8062 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
8063 (*pt, *ptb, ptrel): New insns.
8064 (sym2GOT): Handle DImode GOT.
8065 (sym2GOTPLT, symGOTPLT2reg): New expands.
8066 (sym2PIC): New expand.
8067 (shcompact_return_tramp): Use GOTPLT to return trampoline.
8068 (shcompact_return_tramp_i): Use return register explicitly.
8069 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
8070 disable flag_reorder_blocks.
8071 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8072 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
8073 clobbers, for clarity.
8074 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
8075 restoring of r0 in macl as MAYBE_DEAD.
8076 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
8077 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
8078 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
8079 alter_subreg all over.
8080 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
8081 reload, instead of emitting instructions that would require
8082 reloading.
8083 (casesi_load_media): Add missing modes.
8084 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
8085 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
8086 as used if the argument decoder is called.
8087 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8088 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
8089 Pmode, then extend it to DImode if necessary.
8090 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8091 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
8092 constants in FPU-enabled SHmedia, let them be loaded from memory.
8093 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8094 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
8095 Adjust whitespace in assembly output templates.
8096 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8097 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
8098 mode of if_then_else.
8099 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
8100 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
8101 sh.h.
8102 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
8103 Joern Rennecke <amylaar@redhat.com>
8104 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
8105 (SUBTARGET_CPP_PTR_SPEC): New.
8106 (SUBTARGET_CPP_SPEC): Remove.
8107 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8108 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8109 Fix typo in previous checkin.
8110 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
8111 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
8112 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
8113 Alexandre Oliva <aoliva@redhat.com>
8114 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
8115 what single FP register can hold for SHmedia target.
8116 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8117 Alexandre Oliva <aoliva@redhat.com>
8118 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8119 Do not split into SUBREG.
8120 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
8121 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
8122 and added new functions as specified in SH5 ABI r9.
8123 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
8124 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8125 8-byte boundary.
8126 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
8127 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
8128 gen_consttable_4 and gen_consttable_8. Emit multiple labels
8129 and consttable_window_ends.
8130 2001-06-03 Graham Stott <grahams@redhat,com>
8131 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
8132 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
8133 * config/sh/sh.c (print_operand): Handle floating-point pair,
8134 vector and matrix registers.
8135 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
8136 vector modes into account.
8137 * config/sh/sh.md (movv2sf): Split move between registers into
8138 movdf.
8139 (movv4sf, movv16sf): Introduce insns that get split only after
8140 reload.
8141 * config/sh/shmedia.h: Fix Copyright dates.
8142 * config/sh/ushmedia.h: Likewise. Move loop counter
8143 declarations into conditionals that uses them.
8144 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
8145 loop boundary.
8146 * config/sh/sshmedia.h: Fix Copyright dates.
8147 (sh_media_PUTCFG): Fix constraints.
8148 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
8149 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
8150 ptrmemfunc_vbit_in_delta for SH5.
8151 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
8152 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
8153 * invoke.texi: Likewise.
8154 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
8155 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
8156 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
8157 GCC_pop_shmedia_regs_nofpu): New global symbols.
8158 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
8159 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
8160 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
8161 compact function with nonlocal labels.
8162 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
8163 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
8164 (initial_elimination_offset): Account for their stack space.
8165 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
8166 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
8167 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
8168 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
8169 least one of the operands to be a register.
8170 (movv2sf): Likewise. Renamed to movv2sf_i.
8171 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
8172 prepare_move_operands() before emitting SHmedia insns.
8173 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
8174 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
8175 Don't save nor initialize r12. Don't mis-align the stack.
8176 Pad the code with a nop.
8177 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
8178 stack.
8179 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
8180 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
8181 [__SHMEDIA__]: Implement.
8182 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
8183 * config/sh/sh.md: Set latency of `pt' closer to reality.
8184 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
8185 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
8186 Set move, load and store type attributes.
8187 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
8188 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
8189 profiling.
8190 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
8191 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
8192 * config/sh/sh.c (sh_media_register_for_return): New function.
8193 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
8194 branch-target register.
8195 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
8196 * config/sh/sh.md (return_media_i): Use any call-clobbered
8197 branch-target register.
8198 (return_media): If r18 wasn't copied in the prologue, copy it
8199 here.
8200 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
8201 Clear class FP0_REGS.
8202 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
8203 from elf.h.
8204 2001-03-08 DJ Delorie <dj@redhat.com>
8205 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
8206 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8207 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
8208 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8209 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
8210 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
8211 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
8212 return value correctly for call_cookie.
8213 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8214 * config/sh/crt1.asm (start): Modified so as to call
8215 ___setup_argv_and_call_main.
8216 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
8217 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
8218 SHmedia mode.
8219 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
8220 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
8221 (STRIP_NAME_ENCODING): Use it.
8222 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
8223 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8224 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
8225 prepare_scc_operands().
8226 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
8227 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
8228 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
8229 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
8230 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8231 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
8232 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
8233 used in shcompact_incoming_args.
8234 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
8235 change.
8236 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
8237 mode.
8238 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
8239 Adjust accordingly.
8240 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8241 Simplify. Adjust. Add sanity check.
8242 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
8243 FPU_SINGLE_BIT.
8244 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
8245 TARGET_SHCOMPACT.
8246 (udivsi3, divsi3): Use them.
8247 (force_mode_for_call): New insn.
8248 (call, call_value, sibcall_value): Emit it before SHcompact
8249 calls.
8250 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8251 * config/sh/sh.md (call, call_value, sibcall): Make sure the
8252 call cookie is non-NULL before taking its value.
8253 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
8254 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
8255 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8256 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
8257 block.
8258 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
8259 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
8260 temporary for stack adjusts. Use MACL and MACH to pass
8261 arguments to shcompact_incoming_args.
8262 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
8263 clobber r1.
8264 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
8265 (nested_trampoline): Load static chain address into r1.
8266 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
8267 2001-01-07 Alexandre Oliva <aoliva@redhat.com
8268 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
8269 fp_arith_reg_operand().
8270 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
8271 * config/sh/sh.md (casesi): Sign-extend the first two operands,
8272 and use signed compares for them.
8273 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
8274 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
8275 ones properly aligned.
8276 (find_barrier): Account for extra alignment needed for 8-byte wide
8277 constants.
8278 (machine_dependent_reorg): Require a label for the second 4-byte
8279 constant after an 8-byte one.
8280 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
8281 change.
8282 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8283 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
8284 last_float when switching float modes.
8285 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
8286 auto-increment for general-purpose registers.
8287 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
8288 result.
8289 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
8290 for stack adjust.
8291 * config/sh/sh.c (sh_builtin_saveregs): Support using all
8292 registers for varargs.
8293 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8294 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
8295 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
8296 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
8297 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
8298 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
8299 call_cookie accordingly.
8300 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
8301 (SHCOMPACT_BYREF): Likewise.
8302 (SHCOMPACT_FORCE_ON_STACK): New macro.
8303 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
8304 (sh_builtin_saveregs): Likewise.
8305 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8306 shcompact_incoming_args): Use new shift values. Support
8307 sequences of consecutive and non-consecutive pushes/pops.
8308 * config/sh/sh.md (return): Don't explicitly use PR_REG.
8309 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
8310 * config/sh/sh.h (TEXT_SECTION): Define.
8311 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
8312 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8313 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
8314 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
8315 return values on FPU-enabled SHmedia.
8316 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
8317 FPU-enabled SHmedia.
8318 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
8319 value is returned in a non-FP reg and is not returned by
8320 reference.
8321 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
8322 jump_ind.
8323 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
8324 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
8325 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
8326 quad-aligned to be passed by callee-copy reference.
8327 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8328 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
8329 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
8330 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
8331 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
8332 copying low-numbered FP regs to r7 and r8.
8333 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
8334 FP regs to general-purpose regs only if the copy was passed on the
8335 stack.
8336 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
8337 copying FP reg to r9.
8338 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
8339 copy FP regs to general-purpose regs only in outgoing calls.
8340 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
8341 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
8342 HOST_WIDE_INT.
8343 * config/sh/sh.h (struct sh_args): Document all fields.
8344 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
8345 passed partially on the stack should not consider making
8346 sibcalls.
8347 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
8348 stack_regs only for incoming calls. When passing FP args,
8349 make sure there are FP regs available before modifying
8350 call_cookie.
8351 (SHCOMPACT_BYREF): Pass double args in general-purpose
8352 registers by reference.
8353 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
8354 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
8355 attempt to generate sibcalls if the caller got any arguments
8356 by reference.
8357 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
8358 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
8359 to 8-byte boundaries.
8360 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
8361 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
8362 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
8363 stored in the stack.
8364 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
8365 for the offsets to have the ISA bit set.
8366 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
8367 invocation. Use beq instead of bgt to mark end of sequence of
8368 loads.
8369 (shcompact_incoming_args): Fix store of r2. Use beq instead of
8370 bgt to mark end of sequence of stores.
8371 * config/sh/sh.c (arith_operand): Don't check whether
8372 CONST_OK_FOR_J for now.
8373 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
8374 instead of long for conversion.
8375 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
8376 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
8377 before passing it to fprintf.
8378 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
8379 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
8380 Call set_fpscr before reading/writing SR.
8381 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
8382 Call set_fpscr.
8383 * config/sh/lib1funcs.asm: Add `.align 2' directives before
8384 SHmedia code.
8385 (FMOVD_WORKS): Define on SH5 with FPU.
8386 (set_fpscr): Define on SH5. Remove separate _fpscr_values
8387 setting.
8388 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
8389 _fpscr_values.
8390 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
8391 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
8392 address.
8393 (ia_main_table): Ditto.
8394 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
8395 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8396 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
8397 the definitions from sh.h.
8398 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
8399 TARGET_SH5.
8400 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
8401 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
8402 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8403 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
8404 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
8405 Increment LABEL_NUSES.
8407 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
8408 TARGET_SH5.
8409 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
8410 defined.
8411 * config/sh/elf.h (SIZE_TYPE): Likewise.
8412 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8413 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8414 shcompact_incoming_args): Load switch table addresses using
8415 datalabel.
8416 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8417 (NO_BUILTIN_SIZE_TYPE): Define.
8418 (SIZE_TYPE): Don't define.
8419 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8420 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
8421 definition of __SH5__=32 for -m5-compact-nofpu.
8422 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
8423 ADDR_DIFF_VEC.
8424 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
8425 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
8426 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
8427 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
8428 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
8429 (INSN_LENGTH_ALIGNMENT): Likewise.
8430 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8431 * config/sh/sh.md (call, call_value, sibcall): Simplify
8432 copying of non-branch-target register.
8433 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8434 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
8435 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
8436 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8437 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
8438 floating-point values as structs.
8439 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
8440 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
8441 general-purpose register.
8442 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
8443 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8444 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
8445 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
8446 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
8447 (ENCODE_SECTION_INFO): Enclose variables and constants in
8448 DATALABEL unspecs.
8449 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
8450 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
8451 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
8452 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
8453 only for LABEL_REFs. For SYMBOL_REFs, prepend
8454 SH_DATALABEL_ENCODING to the symbol name.
8455 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
8456 convert_mode().
8457 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8458 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
8459 UNSPEC_DATALABEL.
8460 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
8461 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
8462 (DATALABEL_REF_P): Don't require CONST.
8463 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
8464 REL label.
8465 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
8466 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
8467 right.
8468 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8469 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
8470 Use shallow_copy_rtx and PUT_MODE to change the mode of
8471 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
8472 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
8473 on SHmedia using GENERAL_REGs.
8474 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8475 bltu_media_i): Fix reversion of conditions.
8476 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8477 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
8478 * config/sh/sh.c (output_far_jump): Save r13 in macl.
8479 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
8480 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
8481 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
8482 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
8483 (GCC_nested_trampoline): Likewise.
8484 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
8485 * config/sh/sh.c (gen_datalabel_ref): Define.
8486 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
8487 (INITIALIZE_TRAMPOLINE): Likewise.
8488 (TRAMPOLINE_ADJUST_ADDRESS): Define.
8489 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
8490 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
8491 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
8492 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
8493 (ic_invalidate): Adjust for SH5.
8494 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
8495 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
8496 _nested_trampoline.
8497 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
8498 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
8499 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
8500 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8501 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
8502 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
8503 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8504 * config/sh/sh.c (target_reg_operand): Match only target-branch
8505 registers and pseudos that aren't virtual registers.
8506 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8507 Copy operands that don't match target_reg_operand to pseudos.
8508 (call_media, call_value_media, sibcall_media): Use
8509 target_reg_operand instead of target_operand.
8510 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
8511 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
8512 * config/sh/sh.c (target_reg_operand): Match hardware registers
8513 other than branch-target registers.
8514 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
8515 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
8516 (fpscr_values) [SH5 == 32]: Define.
8517 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
8518 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8519 Handle function addresses coming in SUBREGs.
8520 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
8521 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8522 shcompact_return_trampoline): Use datalabel where appropriate.
8523 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
8524 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
8525 general-purpose register to copy one branch-target register to
8526 another.
8527 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8528 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
8529 SYMBOL_REFs with VOIDmode.
8530 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8531 bltu_media_i): New insns.
8532 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8533 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
8534 (INIT_CUMULATIVE_ARGS): Likewise.
8535 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
8536 * machmode.def (V16SFmode): New mode.
8537 * c-common.c (type_for_mode): Support V2SF and V16SF.
8538 * tree.c (build_common_tree_nodes_2): Likewise.
8539 * tree.h (tree_index): Likewise.
8540 * calls.c (emit_call_1): Take args_so_far. Adjust all
8541 callers. Introduce CALL_POPS_ARGS.
8542 * tm.texi (CALL_POPS_ARGS): Document.
8543 * config/sh/crt1.asm: Implement in SHmedia mode.
8544 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
8545 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
8546 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
8547 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
8548 Implement divsi and udivsi in SHmedia mode. Introduce
8549 SHcompact trampolines.
8550 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
8551 only in SHmedia64.
8552 (regno_reg_class): Rewrite.
8553 (fp_reg_names): Remove.
8554 (sh_register_names, sh_additional_register_names): New.
8555 (print_operand): Added `u'. Support SUBREGs in addresses.
8556 Add parentheses around shifted CONSTs.
8557 (output_file_start): Output .mode and .abi directives.
8558 (shiftcosts, addsubcosts, multcosts): Adjust.
8559 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
8560 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
8561 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
8562 bytes, not registers. Take into account the need for the
8563 SHcompact incoming args trampoline. Adjust all callers.
8564 (sh_expand_prologue): Take stack_regs into account. Call
8565 incoming args trampoline. Keep stack aligned as per SH5 ABI.
8566 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
8567 stack aligned as per SH5 ABI.
8568 (sh_builtin_saveregs): Support SH5 ABI.
8569 (sh_build_va_list, sh_va_start): Likewise.
8570 (initial_elimination_offset): Take alignment into account.
8571 Compute location of PR according to the SH5 stack frame.
8572 (arith_reg_operand): Reject branch-target registers.
8573 (shmedia_6bit_operand): New.
8574 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
8575 (target_reg_operand): Match DImode only. Accept SUBREGs.
8576 (target_operand): New.
8577 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
8578 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
8579 SIBCALL_REGS for SHmedia.
8580 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
8581 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
8582 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
8583 (TARGET_SWITCHES): New SH5 flags.
8584 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
8585 VALID_REGISTER_P to disable unsupported registers.
8586 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
8587 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
8588 (FUNCTION_ARG_PADDING): Define.
8589 (FASTEST_ALIGNMENT): Adjust.
8590 (SH_REGISTER_NAMES_INITIALIZER): New.
8591 (sh_register_names): Declare.
8592 (DEBUG_REGISTER_NAMES): Define.
8593 (REGISTER_NAMES): Define based on sh_register_names.
8594 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
8595 (sh_additional_register_names): Declare.
8596 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
8597 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
8598 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
8599 (REGISTER_NATURAL_MODE): Define.
8600 (FIRST_PSEUDO_REGISTER): Adjust.
8601 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
8602 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
8603 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
8604 (VECTOR_MODE_SUPPORTED_P): Define.
8605 (REG_CLASS_CONTENTS): Adjust.
8606 (SMALL_REGISTER_CLASSES): Adjust.
8607 (REG_ALLOC_ORDER): Adjust.
8608 (INDEX_REG_CLASS): Adjust.
8609 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
8610 (CONST_OK_FOR_LETTER_P): Adjust.
8611 (PREFERRED_RELOAD_CLASS): Adjust.
8612 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
8613 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
8614 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
8615 (FIRST_FP_PARM_REG): Adjust.
8616 (CALL_POPS_ARGS): Define.
8617 (FUNCTION_ARG_REGNO_P): Adjust.
8618 (struct sh_args): New fields.
8619 (GET_SH_ARG_CLASS): Adjust.
8620 (INIT_CUMULATIVE_ARGS): Adjust.
8621 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
8622 (FUNCTION_ARG_ADVANCE): Adjust.
8623 (FUNCTION_ARG): Adjust.
8624 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
8625 (FUNCTION_ARG_CALLEE_COPIES): Define.
8626 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
8627 (STRICT_ARGUMENT_NAMING): Define.
8628 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
8629 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
8630 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
8631 (SETUP_INCOMING_VARARGS): Adjust.
8632 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
8633 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
8634 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
8635 (SUBREG_OK_FOR_INDEX_P): Adjust.
8636 (EXTRA_CONSTRAINT_S): Update.
8637 (EXTRA_CONSTRAINT_T): New.
8638 (EXTRA_CONSTRAINT): Adjust.
8639 (GO_IF_LEGITIMATE_INDEX): Adjust.
8640 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
8641 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
8642 (MOVE_MAX): Adjust.
8643 (MAX_MOVE_MAX): Define.
8644 (Pmode): Adjust.
8645 (CONST_COSTS): Adjust.
8646 (REGISTER_MOVE_COST): Adjust.
8647 (BRANCH_COST): Adjust.
8648 (TEXT_SECTION_ASM_OP): Adjust.
8649 (DBX_REGISTER_NUMBER): Adjust.
8650 (ASM_OUTPUT_DOUBLE_INT): New.
8651 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8652 (PREDICATE_CODES): Adjust.
8653 (PROMOTE_MODE): Adjust.
8654 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
8655 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
8656 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
8657 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
8658 (DR0_REG, DR2_REG, DR4_REG): Renumber.
8659 (TR0_REG, TR1_REG, TR2_REG): New.
8660 (XD0_REG): Renumber.
8661 (UNSPEC_COMPACT_ARGS): New.
8662 (type): Added pt and ptabs.
8663 (length): Default to 4 on SHmedia. Default pt length to 12
8664 and 20 on SHmedia32 and SHmedia64, respectively.
8665 (pt): New function unit.
8666 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
8667 Add whitespace between operands of SHmedia instructions.
8668 (movdicc): Fix.
8669 (adddi3_media, addsi3_media): Adjust constraints.
8670 (subsi3) [SHmedia]: Force operand 1 into a register.
8671 (udivsi3_i1_media, udivsi3_i4_media): New.
8672 (udivsi3): Support SHmedia.
8673 (divsi3_i1_media, divsi3_i4_media): New.
8674 (divsi3): Support SHmedia.
8675 (anddi3, iordi3, xordi3): Adjust constraints.
8676 (zero_extendhidi2, zero_extendqidi2): New.
8677 (extendsidi2, extendhidi2, extendqidi2): New.
8678 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
8679 (pop_e, pop_fpul, pop_4): Likewise.
8680 (movsi_media): Support FP and BT registers.
8681 (movsi_media_nofpu): New. Adjust splits to DImode.
8682 (lduw, ldub): Renamed to zero_extend* above.
8683 (movqi_media): Fix typo.
8684 (movdi_media): Support FP and BT registers.
8685 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
8686 (movdi_const_32bit): New.
8687 (shori_media): Require immediate operand. Use `u' for output.
8688 (movdf_media, movsf_media): Simplified.
8689 (movdf_media_nofpu, movsf_media_nofpu): New.
8690 (movdf, movsf): Adjust
8691 (movv2sf, movv2sf, movv16sf): New.
8692 (beq_media, beq_media_i): Adjust constraints. Don't use
8693 scratch BT register.
8694 (bne_media, bne_media_i): Likewise.
8695 (bgt_media, bgt_media_i): Likewise.
8696 (bge_media, bge_media_i): Likewise.
8697 (bgtu_media, bgtu_media_i): Likewise.
8698 (bgeu_media, bgeu_media_i): Likewise.
8699 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
8700 bunordered): Emit jump insn. Force operands to registers when
8701 needed.
8702 (jump_media, jump): Simplify.
8703 (call_compact, call_compact_rettramp): New.
8704 (call_value_compact, call_value_compact_rettramp): New.
8705 (call_media, call_value_media): Simplify.
8706 (sibcall_compact, sibcall_media): New.
8707 (call, call_value): Adjust for SHmedia and SHcompact.
8708 (sibcall, sibcall_value, untyped_call): Likewise.
8709 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
8710 (indirect_jump): Adjust for SHmedia.
8711 (casesi_jump_media): New.
8712 (nop): Re-enable for SHmedia.
8713 (call_site): Restrict to SH1.
8714 (casesi): Adjust for SHmedia.
8715 (casesi_shift_media, casesi_load_media): New.
8716 (return): Explicitly use PR register. Call return trampoline
8717 on SHcompact.
8718 (return_i): Explicitly use PR register.
8719 (shcompact_return_tramp, shcompact_return_tramp_i): New.
8720 (return_media): Adjust.
8721 (shcompact_incoming_args): New.
8722 (epilogue): Adjust.
8723 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
8724 (movstrsi): Disable on SH5.
8725 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
8726 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
8727 (subsf3, subsf3_media): Likewise.
8728 (mulsf3, mulsf3_media, mac_media): Likewise.
8729 (divsf3, divsf3_media): Likewise.
8730 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
8731 (floatsisf2, fux_truncsfsi2): Likewise.
8732 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
8733 constraints.
8734 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
8735 (cmpunsf_media, cmpsf): Likewise.
8736 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
8737 (abssf2, abssf2_media): Likewise.
8738 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
8739 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
8740 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
8741 (floatsidf2, fix_truncdfsi2): Likewise.
8742 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
8743 constraints.
8744 (cmpeqdf_media, cmpgtdf_media): Likewise.
8745 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
8746 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
8747 (absdf2, absdf2_media): Likewise.
8748 (extendsfdf2, extendsfdf2_media): Likewise.
8749 (truncsfdf2, truncsfdf2_media): Likewise.
8750 * config/sh/sh64.h: New file.
8751 * config/sh/t-sh64: New file.
8752 * config/sh/shmedia.h: New file.
8753 * config/sh/ushmedia.h: New file.
8754 * config/sh/sshmedia.h: New file.
8755 * configure.in: Added sh64-*-elf.
8756 * configure: Rebuilt.
8757 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
8758 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
8759 (reg_class_from_letter): Use `b' for TARGET_REGS.
8760 (print_operand): Support `%M', `%m', `AND' and
8761 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
8762 (andcosts): Adjust for SHmedia.
8763 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
8764 Likewise.
8765 (target_reg_operand): New function.
8766 * config/sh/sh-protos.h (target_reg_operand): Declare.
8767 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
8768 FP registers on SH5.
8769 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
8770 on SH4.
8771 (TARGET_REGISTER_P): New macro.
8772 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
8773 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
8774 (EXTRA_CONSTRAINT_S): New macro.
8775 (EXTRA_CONSTRAINT): Adjust.
8776 (FLOAT_TYPE_SIZE): Define to 32.
8777 (Pmode): DImode on SHmedia.
8778 (CONST_COSTS): Adjust for SHmedia literals.
8779 (PREDICATE_CODES): Added target_reg_operand.
8780 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
8781 * config/sh/sh.md: Remove all attrs from SHmedia insns.
8782 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
8783 (cmpdi): Accept SHmedia.
8784 (movdicc_false, movdicc_true): New insns.
8785 (movdicc): New expand.
8786 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
8787 no_new_pseudos.
8788 (addsi3_media): Match `S' constraint.
8789 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
8790 (negdi2): Expand for SHmedia.
8791 (one_cmpldi2): New expand.
8792 (zero_extendsidi2): Change from expand to insn.
8793 (extendsidi2): Add constraints.
8794 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
8795 LD/ST address. Fix SI immediate loading split.
8796 (movhi_media, movqi_media, lduw, ldub): New insns.
8797 (movhi, movqi): Accept SHmedia.
8798 (shori_media, movdi_media): Relax input constraints. Split
8799 symbolic constants.
8800 (movdf_media, movsf_media): New insn. New split to movdi.
8801 (movdf, movsf): Match on SHmedia.
8802 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
8803 bgeu_media): New insns and splits. New insns with `_i' suffix.
8804 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
8805 (bunordered): New expand.
8806 (jump_compact): Renamed from `jump'.
8807 (jump_media): New insn.
8808 (jump): New expand.
8809 (call_media, call_value_media): New insns.
8810 (call, call_value): Adjust.
8811 (indirect_jump_compact): Renamed from `indirect_jump'.
8812 (indirect_jump_media): New insn.
8813 (indirect_jump): New expand.
8814 (untyped_call, return): Accept SHmedia.
8815 (return_media): New insn.
8816 (prologue, epilogue, blockage): Accept SHmedia.
8817 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
8818 (sunordered): New expand.
8819 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
8820 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
8821 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
8822 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
8823 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
8824 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
8825 abssf2_media): New insns.
8826 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
8827 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
8828 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
8829 floatdidf2, floatsidf2_media, fix_truncdfdi2,
8830 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
8831 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
8832 absdf2_media): New insns.
8833 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
8834 (extendsfdf2_media, truncdfsf2_media): New insns.
8835 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
8836 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
8837 * config/sh/sh.h (CONST_OK_FOR_J): Document.
8838 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
8839 * config/sh/sh.md (adddi3): New expand.
8840 (adddi3_media, adddi3z_media): New insns.
8841 (adddi3_compact): Renamed from adddi3.
8842 (addsi3_media): Use add.l r63 to add constant zero.
8843 (subdi3): New expand.
8844 (subdi3_media): New insn.
8845 (subdi3_compact): Renamed from subdi3.
8846 (mulsidi3): New expand.
8847 (mulsidi3_media): New insn.
8848 (mulsidi3_compact): Renamed from mulsidi3.
8849 (umulsidi3): New expand.
8850 (umulsidi3_media): New insn.
8851 (umulsidi3_compact): Renamed from umulsidi3.
8852 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
8853 (ashlsi3, ashrsi3, lshrsi3): Use them.
8854 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
8855 (ashldi3, ashrdi3, lshrdi3): Use them.
8856 (zero_extendsidi2): New expand.
8857 (extendsidi2): New insn.
8858 (movsi_media): New insn. Split to movdi to load constants.
8859 (movsi): Enable for shmedia.
8860 (movdi_media): New insn. Use shori_media to load wide constants.
8861 (short_media): New insn.
8862 (movdi): Enable for shmedia.
8863 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
8864 * config/sh/sh.h (CPP_SPEC): Added `m5'.
8865 (SUBTARGET_CPP_SPEC): Added `!m5'.
8866 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
8867 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
8868 to all other SH variants.
8869 (TARGET_DEFAULT): Set to SH1_BIT.
8870 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
8871 (BITS_PER_WORD): Raise to 64 on shmedia.
8872 (MAX_BITS_PER_WORD): Change to 64.
8873 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
8874 (INT_TYPE_SIZE): Keep as 32.
8875 (UNITS_PER_WORD): Raise to 8 on shmedia.
8876 (MIN_UNITS_PER_WORD): Keep as 4.
8877 (POINTER_SIZE): Raise to 64 on shmedia.
8878 (CONST_OK_FOR_J): New macro.
8879 (CONST_OK_FOR_LETTER_P): Use it.
8880 (processor_type): Add PROCESSOR_SH5.
8881 * config/sh/sh.md: Conditionalize all expands, insns and
8882 splits to TARGET_SH1.
8883 (cpu): Added sh5.
8884 (addsi3_compact): Renamed from...
8885 (addsi3): Now an expand.
8886 (addsi3_media, subsi3_media): New insns.
8887 (subsi3): Don't negate constants with SHmedia.
8889 * hooks.c: New file.
8890 * hooks.h: New file.
8891 * Makefile.in (HOOKS_H): New.
8892 (TARGET_DEF_H): Added $(HOOKS_H).
8893 (OBJS): Added hooks.o.
8894 (cfgcleanup.o, bb-reorder.o): Added target.h.
8895 (hooks.o): Added dependencies.
8896 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
8897 (TARGET_INITIALIZER): this.
8898 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
8899 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
8900 * bb-reorder.c: Include target.h.
8901 (reorder_basic_blocks): Skip if cannot modify jumps.
8902 * cfgcleanup.c: Include target.h.
8903 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
8905 2002-02-08 Chris Demetriou <cgd@broadcom.com>
8907 * config/mips/mips.md (casesi_internal, casesi_internal_di):
8908 Protect jump delay slot instructions with .set noreorder and
8909 .set nomacro.
8911 2002-02-08 Chris Demetriou <cgd@broadcom.com>
8913 * config/mips/mips.md (casesi_internal_di): Calculate
8914 the index into the target offset table correctly.
8916 2002-02-08 Richard Henderson <rth@redhat.com>
8918 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
8919 * final.c (output_addr_const): Accept and discard SUBREG.
8920 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
8921 mark them unknown instead.
8922 (simplify_subtraction): Handle RTX_UNKNOWN.
8923 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
8925 2002-02-08 David Edelsohn <edelsohn@gnu.org>
8927 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
8929 2002-02-08 Richard Henderson <rth@redhat.com>
8931 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
8933 2002-02-08 Andreas Jaeger <aj@suse.de>
8935 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
8936 * config/i386/t-linux64: New file.
8938 2002-02-08 Jakub Jelinek <jakub@redhat.com>
8940 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
8941 * c-parse.in (compstmt): Clear last_expr_type.
8943 2002-02-07 Richard Henderson <rth@redhat.com>
8945 * loop.c (strength_reduce): Sink final_value when not
8946 eliminating a biv.
8948 2002-02-07 David O'Brien <obrien@FreeBSD.org>
8950 * config/sparc/freebsd.h: Fix mismatched spec {.
8952 2002-02-07 Richard Henderson <rth@redhat.com>
8954 * cfgrtl.c: Include recog.h and insn-config.h.
8955 (keep_with_call_p): Fix general_operand invocation.
8956 * Makefile.in (cfgrtl.o): Update dependencies.
8958 2002-02-07 Kazu Hirata <kazu@hxi.com>
8960 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
8961 comment. Accept HImode only if TARGET_H8300.
8963 2002-02-07 Eric Christopher <echristo@redhat.com>
8965 * config/mips/crtn.asm: Cleanup #ifdefs.
8967 2002-02-07 Eric Christopher <echristo@redhat.com>
8969 * config/mips/crti.asm: Add changes for mips16. mips16 uses
8970 register 7 as RA instead of $31.
8971 * config/mips/crtn.asm: Ditto.
8972 * config/mips/mips.c (mips_move_2words): Add case for
8973 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
8974 (compute_frame_size): Fix typo.
8975 (save_restore_insns): Ditto. Make documentation about using
8976 register $7 as return register more precise.
8977 (mips_expand_epilogue): Fix comment. Add code to work around not
8978 being able to add to the stack pointer directly.
8979 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
8980 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
8981 epilogue.
8983 2002-02-07 Tom Rix <trix@redhat.com>
8985 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
8986 immediates in ldu and stdu DS opcode field.
8987 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
8988 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
8989 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
8991 2002-02-07 Jeff Sturm <jsturm@one-point.com>
8993 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
8994 offset for stack bias.
8996 2002-02-07 H.J. Lu <hjl@gnu.org>
8998 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
9000 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
9002 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
9004 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
9006 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
9007 * i386.c (x86_order_regs_for_local_alloc): New global function.
9008 * i386.h (REG_ALLOC_ORDER): CLeanup.
9009 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
9011 2002-02-07 Richard Henderson <rth@redhat.com>
9013 PR optimization/2463
9014 * alias.c (find_base_value): Recall base values for fixed hard regs.
9015 * loop.c (loop_regs_update): Don't use single_set on non-insns.
9017 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
9019 * config/mips/mips.md (define_delay) [mips16]: Adjust required
9020 length.
9022 2002-02-06 Richard Henderson <rth@redhat.com>
9024 PR c/5609
9025 * stmt.c (resolve_operand_name_1): Take more care with mixed
9026 named and unnamed operands.
9028 2002-02-06 Janis Johnson <janis187@us.ibm.com>
9029 Jan Hubicka <jh@suse.cz>
9031 * loop.c (remove_constant_addition): Avoid clobbering a shared
9032 CONST expression.
9034 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9036 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
9037 * config/s390/t-linux64: New file.
9038 * config/s390/libgcc-glibc.ver: New file.
9040 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9042 * config/s390/linux64.h: Delete file.
9043 * config/s390/s390x.h: New file.
9044 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
9045 as target header file.
9046 * config/s390/linux.h (TARGET_VERSION): Define depending on
9047 DEFAULT_TARGET_64BIT.
9048 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
9049 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
9050 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
9051 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
9052 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
9053 (EXTRA_SPEC): New define.
9054 * config/s390/s390.h (TARGET_VERSION): Define depending on
9055 DEFAULT_TARGET_64BIT.
9056 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
9058 2002-02-06 Jason Merrill <jason@redhat.com>
9060 * c-decl.c (finish_function): Warn about a non-void function with
9061 no return statement and no abnormal exit.
9062 (current_function_returns_abnormally): New variable.
9063 (start_function): Clear it.
9064 (struct c_language_function): Add returns_abnormally.
9065 (push_c_function_context): Save it.
9066 (pop_c_function_context): Restore it.
9067 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
9068 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
9069 an explicit return type.
9070 * c-tree.h: Declare current_function_returns_abnormally.
9071 (C_FUNCTION_IMPLICIT_INT): New macro.
9072 * c-typeck.c (build_function_call): Set it.
9073 (c_expand_return): Set current_function_returns_value even if the
9074 value is erroneous.
9076 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9078 PR c/5420:
9079 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
9080 unsafe for reevaluation.
9082 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9084 PR c/5482:
9085 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
9086 EXPR_STMT, but COMPOUND_STMT, recurse into it.
9088 2002-02-06 Richard Henderson <rth@redhat.com>
9090 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
9091 be a general_operand. Dest for function value must be a pseudo.
9093 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
9095 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
9096 as SYMBOL_REFs from the constant pool.
9098 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
9100 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
9101 passed by invisible reference.
9103 2002-02-05 Richard Henderson <rth@redhat.com>
9105 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
9107 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
9109 Implement using "base addresses" in insn operands as default.
9110 * config/mmix/mmix.c (mmix_conditional_register_usage): if
9111 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
9112 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
9113 used to read the rtx value.
9114 (mmix_target_asm_function_epilogue): Fix spacing.
9115 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
9116 (mmix_legitimate_address): Ditto.
9117 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
9118 should be loaded with a GETA insn. Don't allocate needless extra
9119 char for nul termination and fix misleading comment.
9120 (mmix_print_operand_address): Handle constants if
9121 TARGET_BASE_ADDRESSES.
9122 (mmix_output_register_setting): Use base addressing if
9123 TARGET_BASE_ADDRESSES and the number of insns is 3.
9124 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
9125 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
9126 to use R as constraint, add LDA to match s.
9127 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
9128 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
9129 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
9130 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
9131 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
9132 order with other fixed registers.
9133 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
9134 other parameter/call-clobbered registers.
9135 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
9136 -mbase-addresses, -mno-base-addresses.
9137 (MMIX Options): Ditto.
9139 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9141 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
9143 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
9145 * config/rs6000/altivec.h: Change elem to _S_elem.
9147 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9149 * config/netbsd.h (WCHAR_TYPE): Define.
9150 (WCHAR_TYPE_SIZE): Ditto.
9151 (WINT_TYPE): Ditto.
9152 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
9153 (WCHAR_UNSIGNED): Ditto.
9154 (WCHAR_TYPE_SIZE): Ditto.
9155 (WINT_TYPE): Ditto.
9156 * config/arm/netbsd.h: Likewise.
9157 * config/i386/netbsd-elf.h: Likewise.
9158 * config/i386/netbsd.h: Likewise.
9159 * config/m68k/netbsd-elf.h: Likewise.
9160 * config/m68k/netbsd.h: Likewise.
9161 * config/ns32k/netbsd.h: Likewise.
9162 * config/sparc/netbsd.h: Likewise.
9163 * config/vax/netbsd.: Likewise.
9165 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9167 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
9168 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
9169 (TARGET_INITIALIZER): this.
9170 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
9171 (BITFIELD_NBYTES_LIMITED): Markup fix.
9172 * tree.h (default_ms_bitfield_layout_p): Declare.
9173 (record_layout_info): Added prev_field.
9174 * tree.c (default_ms_bitfield_layout_p): New fn.
9175 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
9176 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
9177 * stor-layout.c: Include target.h.
9178 (start_record_layout): Initialize prev_field.
9179 (place_field): Handle MS bit-field layout, and disregard
9180 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
9181 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
9182 * Makefile.in (stor-layout.o): Adjust dependencies.
9184 2002-02-05 Jason Merrill <jason@redhat.com>
9186 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
9188 2002-02-05 Andreas Jaeger <aj@suse.de>
9190 * crtstuff.c: Fix comments.
9192 2002-02-05 Richard Henderson <rth@redhat.com>
9194 PR fortran/3393
9195 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
9196 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
9198 PR fortran/3392
9199 * config/mips/mips.c (function_arg): Handle TImode.
9200 (function_arg_advance): Likewise.
9202 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9204 * config/rs6000/altivec.h (vec_step_help): Rename to
9205 __vec_step_help.
9207 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9209 * config/rs6000/altivec.h: Fix typos.
9211 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9213 * config/arm/netbsd.h: Correct a comment.
9215 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9217 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
9218 building void typed builtins.
9220 * config/rs6000/altivec.h (vec_ld*): Fix typos.
9221 (vec_step): Implement for C++.
9223 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9225 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
9227 2002-02-04 Richard Henderson <rth@redhat.com>
9229 * combine.c (nonzero_bits): Re-introduce special case for
9230 sp/fp/ap wrt REGNO_POINTER_ALIGN.
9232 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9234 * doc/extend.texi: Warn about unsupported usage of altivec
9235 builtins.
9237 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
9238 (altivec_predicate_*): New.
9240 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
9241 Add C++ version of vec_*() functions.
9243 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
9244 (bdesc_2arg): Remove altivec predicates.
9245 (altivec_expand_builtin): Handle predicates.
9246 (altivec_init_builtins): Handle predicates.
9247 (altivec_expand_predicate_builtin): New.
9249 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9251 * pa.c (DO_FRAME_NOTES): Move forward.
9252 (store_reg): Revise handling of frame notes.
9253 (load_reg): Likewise.
9254 (set_reg_plus_d): Likewise.
9255 (hppa_expand_prologue): Likewise.
9256 (hppa_expand_epilogue): Likewise.
9258 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9260 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
9262 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9264 PR c/4475, c++/3780:
9265 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
9266 * c-common.h (SWITCH_TYPE): Define.
9267 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
9268 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
9269 Rename spareness variable to sparseness.
9270 (expand_end_case_type): Renamed from expand_end_case, use orig_type
9271 if non-NULL instead of TREE_TYPE (orig_index).
9272 * tree.h (expand_end_case_type): Renamed from expand_end_case.
9273 (expand_end_case): Define using expand_end_case_type.
9274 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
9275 to expand_end_case_type.
9276 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
9278 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9280 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
9281 (BIGGEST_ALIGNMENT): Change to 128.
9283 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9285 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
9287 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9289 * pa.md (call_internal_reg_64bit): Remove unused variable.
9291 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
9293 * config/arm/arm.h (machine_function): Add uses_anonymous_args
9294 field.
9295 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
9296 * config/arm/arm.c (current_function_anonymous_args): Delete,
9297 replace uses with cfun->machine->uses_anonymous_args.
9298 (arm_reorg): Do not reset uses_anonymous_args.
9300 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
9301 any geenral register.
9303 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
9305 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
9306 the entry block.
9308 2002-02-04 Richard Henderson <rth@redhat.com>
9310 * combine.c (force_to_mode): Remove STACK_BIAS code.
9311 (nonzero_bits): Likewise. Replace sp/fp special case with
9312 REGNO_POINTER_ALIGN.
9314 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
9315 (HARD_FRAME_POINTER_REGNUM): New.
9316 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
9317 (FIXED_REGS, CALL_USED_REGS): Update.
9318 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
9319 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
9320 (HARD_REGNO_NREGS): Update for SFP.
9321 (STACK_POINTER_OFFSET): Include bias here ...
9322 (FIRST_PARM_OFFSET): ... not here.
9323 (STACK_BIAS): Remove.
9324 (INIT_EXPANDERS): New.
9325 (STARTING_FRAME_OFFSET): Do not include bias.
9326 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
9327 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
9328 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
9329 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
9330 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
9331 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
9332 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
9333 (MUST_SAVE_REGISTER): Likewise.
9334 (sparc_flat_function_prologue): Likewise.
9335 (sparc_flat_function_epilogue): Likewise.
9336 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
9337 (sparc_init_modes): SFP is GENERAL_REGS.
9338 (sparc_builtin_saveregs): SFP does not have bias applied.
9340 2002-02-04 Richard Henderson <rth@redhat.com>
9342 * config/alpha/alpha.c (current_function_is_thunk): Don't check
9343 current_function_is_thunk.
9344 (alpha_sa_mask): Distinguish between current_function_is_thunk
9345 called from ASM_OUTPUT_MI_THUNK and not.
9346 (alpha_does_function_need_gp): Thunks always need gp.
9347 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9348 (alpha_output_mi_thunk_osf): New.
9349 * config/alpha/alpha-protos.h: Update.
9350 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
9352 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
9354 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
9355 function types, not when they're taken away.
9357 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
9359 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
9360 CODE_LABEL and jump table when replacing a table jump with a
9361 simple jump.
9363 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9365 * config/s390/s390-protos.h (legitimize_la_operand,
9366 s390_secondary_input_reload_class, s390_plus_operand,
9367 s390_expand_plus_operand): Add prototypes.
9369 config/s390/s390.c (s390_secondary_input_reload_class,
9370 s390_plus_operand, s390_expand_plus_operand): New functions.
9372 (struct s390_address): New member 'pointer'.
9373 (s390_decompose_address): Compute it.
9374 (legitimate_la_operand_p): Use it.
9375 (legitimize_la_operand): New function.
9376 (movti, movdi, movdf splitters): Call it.
9378 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
9379 (PREDICATE_CODES): Add s390_plus_operand.
9381 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
9382 (la_ccclobber): Allow GENERAL_REGS as output operand.
9384 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
9385 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
9386 (*la_64, *la_31, reload_indi, reload_insi): ... these.
9388 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9390 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
9391 register names for regular asm () construct.
9393 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9395 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
9396 registers.
9398 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9400 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
9401 pat for recog.
9403 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
9405 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
9406 constant pool to be identical by string address and index.
9408 2002-02-04 Anthony Green <green@redhat.com>
9410 * output.h (SECTION_OVERRIDE): Define.
9411 * varasm.c (named_section): Obey SECTION_OVERRIDE.
9413 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9415 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
9416 by existing arm*-*-netbsd* (a.out) target.
9417 (ns32k-*-netbsdelf*): Likewise.
9418 (sparc-*-netbsdelf*): Likewise.
9419 (vax-*-netbsdelf*): Likewise.
9421 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
9423 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
9424 headers and libobjc headers.
9426 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
9428 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
9429 (_mingw.h): Remove duplicate include.
9431 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9433 * config.gcc: Set cpu_type to m68k for 68010, as well.
9434 (m68010-*-netbsdelf*): New...
9435 (m68k*-*-netbsdelf*): ...targets.
9436 * config/m68k/netbsd-elf.h: New file.
9438 2002-02-02 Kazu Hirata <kazu@hxi.com>
9440 * config/h8300/h8300.c (hand_list): Move inside function_arg.
9442 2002-02-02 Kazu Hirata <kazu@hxi.com>
9444 * config/h8300/h8300.c (h8_push_ops): Move inside
9445 h8300_init_once.
9446 (h8_pop_ops): Likewise.
9447 (h8_move_ops): Likewise.
9449 2002-02-02 Kazu Hirata <kazu@hxi.com>
9451 * config/h8300/h8300.c (os_task): Make it static.
9452 (monitor): Likewise.
9453 (pragma_saveall): Likewise.
9455 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
9457 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
9458 constant is a valid sign-extension for Pmode.
9460 2002-02-02 Kazu Hirata <kazu@hxi.com>
9462 * config/h8300/h8300.c: Fix formatting.
9464 2002-02-02 Kazu Hirata <kazu@hxi.com>
9466 * config/h8300/h8300.md: Fix formatting.
9468 2002-02-02 Kazu Hirata <kazu@hxi.com>
9470 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
9471 predicates of operands[1]. Split the patterns for each
9472 processor variant.
9474 2002-02-02 Kazu Hirata <kazu@hxi.com>
9476 * config/h8300/h8300.md (xor patterns): Tighten the predicates
9477 of operands[1] to register_operand.
9479 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9481 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
9482 * cpphash.c (_cpp_init_hashtable): Similarly.
9483 * cppinit.c (cpp_create_reader): Default the signed_char flag.
9484 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
9485 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
9486 (cpp_handle_option): Handle the new options.
9487 * cpplex.c (cpp_interpret_charconst): Use new flag.
9488 * cpplib.h (struct cpp_options): New member signed_char.
9489 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
9490 (cpp_options): Handle -fsigned-char and -funsigned-char.
9491 (static_specs): Remove signed_char_spec.
9492 (do_spec1): Don't handle %c.
9493 * system.h: Poison SIGNED_CHAR_SPEC.
9494 * tradcif.y (yylex): Use flag_signed_char.
9495 * tradcpp.h (flag_signed_char): New.
9496 * tradcpp.c (flag_signed_char): New.
9497 (main): Handle new command-line options.
9498 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
9499 config:
9500 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
9501 * avr/avr.h: Remove old comments.
9502 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
9503 (CC1_SPEC): Pass -fsigned-char if -mic*.
9504 (SIGNED_CHAR_SPEC): Remove.
9505 doc:
9506 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
9508 2002-02-01 Eric Christopher <echristo@redhat.com>
9510 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
9511 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
9512 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
9513 (ASM_OUTPUT_REG_POP): Ditto.
9515 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9517 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
9518 patch.
9520 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9522 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
9524 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9526 PR c/5304:
9527 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
9528 unconditionally.
9530 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9532 * cfganal.c: Include tm_p.h.
9533 (keep_with_call_p): Fix the test that determines if a register holds
9534 the return value of a call.
9536 2002-02-01 DJ Delorie <dj@redhat.com>
9538 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
9539 we are given conflicting registers, switch to the other one we
9540 had allocated for us.
9541 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
9542 as TImode so we know when the "other" register is available.
9544 2002-02-01 David O'Brien <obrien@FreeBSD.org>
9546 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
9547 sparc/sparc_bi.h.
9549 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9551 * cfganal.c (keep_with_call_p): New function.
9552 (flow_call_edges_add): Prevent splitting a block between a call and
9553 a single-set instruction that should be kept in the same block.
9555 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
9557 * doc/install.texi (avr): Update outdated URL.
9559 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
9561 * config/stormy16/stormy16.md (pushqi): New.
9562 (popqi): New.
9563 (pushhi): New.
9564 (pophi): New.
9565 (movhi): Remove stack operands.
9566 (movqi): Likewise.
9567 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
9568 nonimmediate_nonstack_operand.
9569 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
9570 New.
9571 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
9572 New.
9574 2002-01-31 Jason Merrill <jason@redhat.com>
9576 * Makefile.in (c-parse.c): Handle .output file.
9577 * objc/Make-lang.in (objc-parse.c): Likewise.
9579 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
9581 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
9582 the -me[lb] option is given. Don't output the default flag
9583 twice.
9585 2002-01-31 Zack Weinberg <zack@codesourcery.com>
9587 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
9588 the primary source file; this has not been done yet.
9589 * c-decl.c (c_expand_body): Reset input_filename from
9590 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
9592 2002-01-31 Kazu Hirata <kazu@hxi.com>
9594 * rtlanal.c (subreg_regno_offset): Do not use
9595 SUBREG_REGNO_OFFSET.
9596 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
9597 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
9599 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9601 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
9602 version rather than GNATS version in --version output.
9604 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
9606 * ifcvt.c (noce_process_if_block): Make a copy of the destination
9607 when copying back from a temporary.
9609 2002-01-30 Richard Henderson <rth@redhat.com>
9611 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
9612 and new_dest are the same.
9614 2002-01-30 Richard Henderson <rth@redhat.com>
9616 PR opt/5076
9617 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
9618 * rtl.c (note_insn_name): Update.
9619 * emit-rtl.c (remove_unnecessary_notes): Kill it.
9620 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
9621 to perform loop rotation.
9622 (expand_exit_loop_top_cond): New.
9623 * tree.h (expand_exit_loop_top_cond): Declare it.
9624 * c-semantics.c (genrtl_while_stmt): Use it.
9625 (genrtl_for_stmt): Likewise.
9627 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
9629 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
9630 arguments to 64-bit boundaries on 64-bit ABIs.
9632 2002-01-30 Steve Ellcey <sje@cup.hp.com>
9634 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
9636 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9638 * c-decl.c (grokdeclarator): Handle type being a typedef for an
9639 invalid type.
9641 2002-01-30 David O'Brien <obrien@FreeBSD.org>
9643 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
9644 * config/sparc/sparc_bi.h: Remove file.
9645 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
9647 2002-01-30 Richard Henderson <rth@redhat.com>
9649 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
9651 2002-01-30 Zack Weinberg <zack@codesourcery.com>
9653 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
9655 2002-01-30 Jason Merrill <jason@redhat.com>
9657 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
9658 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
9659 (reg_save): Use DW_CFA_offset_extended_sf instead.
9661 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
9663 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9665 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
9666 in cselib_lookup.
9668 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
9670 * rs6000.md ("*call_value_local32"): Remove constraints.
9671 ("*call_value_local64"): Same.
9672 ("*call_value_indirect_nonlocal_aix32"): Same.
9673 ("*call_value_nonlocal_aix32"): Same.
9674 ("*call_value_indirect_nonlocal_aix64"): Same.
9675 ("*call_value_nonlocal_aix64"): Same.
9676 ("*call_value_nonlocal_sysv"): Same.
9678 2002-01-29 Richard Henderson <rth@redhat.com>
9680 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
9682 2002-01-29 Richard Henderson <rth@redhat.com>
9684 * expr.c (force_operand): Ignore flag_pic for detecting pic
9685 address loads.
9686 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
9687 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
9688 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
9689 instead of open-coded loop.
9690 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
9691 be fixed when in use.
9693 2002-01-29 Richard Henderson <rth@redhat.com>
9695 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
9696 * sched-rgn.c (propagate_deps): Update them.
9697 * sched-deps.c (sched_analyze_insn): Update them. Flush the
9698 clobbers list when either gets too long.
9700 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9702 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
9703 and INDEX_REGS the same as GENERAL_REGS.
9704 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9706 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9708 * tree.c (build_nonstandard_integer_type): Correct prototype.
9710 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
9712 * config/s390/s390.md (movstrsico, movstrdix_64,
9713 movstrsix_31): Remove, replace by ...
9714 (movstrdi_short, movstrsi_short, movstrdi_long,
9715 movstrsi_long): ... these. New.
9716 (movstrdi, movstrsi): Adapt.
9718 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
9719 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
9720 Remove unnecessary CC clobber.
9721 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
9722 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
9724 (divmoddi4): Don't partially initialize TImode register.
9726 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
9728 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
9730 2002-01-29 Richard Henderson <rth@redhat.com>
9732 * flow.c (print_rtl_and_abort): Remove.
9733 (print_rtl_and_abort_fcn): Remove.
9734 (verify_local_live_at_start): Use dump_bb instead.
9735 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
9736 (verify_wide_reg_1): Return 2 on mode test failure.
9738 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9740 PR c/3325, c/3326, c/2511, c/3347
9741 * c-decl.c (enum_decl_context): Remove BITFIELD.
9742 (grokdeclarator): Take bitfield width as an input.
9743 Ensure bitfields are given the correct type. Perform
9744 bitfield width validation with build_bitfield_integer_type
9745 rather than waiting for finish_struct.
9746 (grok_typename, grok_typename_in_parm_context, start_decl,
9747 push_parmdecl, grokfield, start_function): Update calls to
9748 grokdeclarator.
9749 (build_bitfield_integer_type): New function.
9750 (finish_struct): Move bitfield validation to grokdeclarator
9751 and build_bitfield_integer_type.
9752 * tree.c (build_nonstandard_integer_type): New function.
9753 * tree.h (build_nonstandard_integer_type): New prototype.
9754 objc:
9755 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
9757 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9759 PR other/1502:
9760 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
9761 don't ignore unrecognized -W* options.
9762 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
9763 * cpplib.h (cpp_handle_option): Adjust prototype.
9764 * c-decl.c (c_decode_options): Pass 0 as last argument to
9765 cpp_handle_option.
9767 PR c/2896:
9768 * gcc.c (cpp_unique_options): Split from cpp_options.
9769 (cpp_options): Source cpp_unique_options.
9770 (default_compilers): Use cpp_unique_options instead of cpp_options
9771 when used together with cc1_options.
9772 (static_specs): Add cpp_unique_options.
9773 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
9774 when used together with cc1_options.
9776 2002-01-29 Kazu Hirata <kazu@hxi.com>
9778 * config/h8300/h8300-protos.h: Update the prototype of
9779 output_a_shift.
9780 * config/h8300/h8300.c (output_a_shift): Remove an unused
9781 argument 'insn'. Remove redundant code.
9782 * config/h8300/h8300.md: Adust to the new prototype of
9783 output_a_shift.
9785 2002-01-29 Kazu Hirata <kazu@hxi.com>
9787 * config/h8300/h8300-protos.h: Update the prototypes of
9788 emit_a_rotate and expand_a_rotate.
9789 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
9790 first argument to 'enum rtx_code'.
9791 (expand_a_rotate): Likewise.
9793 2002-01-28 Kazu Hirata <kazu@hxi.com>
9795 * config/h8300/h8300-protos.h: Update the prototype of
9796 output_simode_bld.
9797 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
9798 'log2'.
9799 * config/h8300/h8300.md: Adjust to the new prototype.
9801 2002-01-28 Kazu Hirata <kazu@hxi.com>
9803 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
9804 redundant code.
9806 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
9808 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
9809 is a fixed register before returning pic_offset_table_rtx.
9810 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
9811 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
9813 2002-01-28 Jason Merrill <jason@redhat.com>
9815 * dwarf2.h: Sync with src version.
9817 2002-01-28 Paul Koning <pkoning@equallogic.com>
9819 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
9820 BT_FN_VOID_PTR_VAR.
9821 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
9822 * doc/extend.texi (__builtin_prefetch): Update documentation:
9823 first argument is now const void ptr.
9825 2002-01-28 Kazu Hirata <kazu@hxi.com>
9827 * config/h8300/h8300-protos.h: Remove an unused prototype.
9829 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
9831 * toplev.c (lang_independent_init): Round up identifier size.
9833 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
9835 * config.gcc: Revert previous change.
9837 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
9839 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
9841 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
9843 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
9844 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
9845 other non-elf netbsd config frags.
9846 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
9847 collect2 will does that.
9848 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
9849 shared-lib frobbing will work.
9851 2002-01-28 Kazu Hirata <kazu@hxi.com>
9853 * config/h8300/h8300.h: Fix formatting.
9854 * config/h8300/h8300.md: Likewise.
9856 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
9858 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
9859 the old, removed AAA_standards fix.
9860 * fixinc/fixincl.x: Rebuilt.
9862 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
9864 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
9865 atexit call in crtbegin, hooked in after call to frame_dummy;
9866 register EH before registering __fini__start.
9868 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
9870 * config/rs6000/altivec.h: Remove spurious semicolons.
9872 2002-01-27 Kazu Hirata <kazu@hxi.com>
9874 * config/h8300/h8300.md: Replace dead bit extraction patterns
9875 with ones that work.
9877 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9879 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
9880 if not STRICT_ALIGNMENT.
9881 * rtl.h (MEM_ALIGN): Likewise.
9883 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
9885 * doc/invoke.texi (-fdump-translation-unit): Revert this
9886 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
9888 2002-01-27 Kazu Hirata <kazu@hxi.com>
9890 * config/h8300/h8300.md (define_constants): New.
9891 (anonymous patterns) Use defined constants appropriately.
9893 2002-01-27 Kazu Hirata <kazu@hxi.com>
9895 * config/h8300/h8300.c (function_arg): Remove redundant code.
9897 2002-01-26 Richard Henderson <rth@redhat.com>
9899 * sched-deps.c (reg_pending_uses_head): New.
9900 (reg_pending_barrier): Rename from reg_pending_sets_all.
9901 (find_insn_list): Don't mark inline.
9902 (find_insn_mem_list): Remove.
9903 (add_dependence_list, add_dependence_list_and_free): New.
9904 (flush_pending_lists): Replace only_write param with separate
9905 for_read and for_write parameters. Update all callers. Use
9906 add_dependence_list_and_free.
9907 (sched_analyze_1): Do not add reg dependencies here; just set
9908 the pending bits. Use add_dependence_list.
9909 (sched_analyze_2): Likewise.
9910 (sched_analyze_insn): Replace schedule_barrier_found with
9911 reg_pending_barrier. Add all dependencies for pending reg
9912 uses, sets, and clobbers.
9913 (sched_analyze): Don't add reg dependencies for calls, just
9914 set pending bits. Use regs_invalidated_by_call. Treat
9915 sched_before_next_call as a normal list, not a fake insn.
9916 (init_deps): No funny init for sched_before_next_call.
9917 (free_deps): Free pending mems lists. Don't zero reg_last.
9918 (init_deps_global): Init reg_pending_uses.
9919 (finish_deps_global): Free it.
9920 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
9921 (find_insn_mem_list): Remove.
9922 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
9923 (propagate_deps): Use them. Zero temp mem lists.
9925 2002-01-26 Richard Henderson <rth@redhat.com>
9927 * Makefile.in (CRTSTUFF_CFLAGS): New.
9928 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
9929 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
9930 crtstuff.c instead of alpha assembly version.
9931 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
9932 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
9933 not FORCE_{INIT,FINI}_SECTION_ALIGN.
9934 (__do_global_dtors_aux): Mark used.
9935 (frame_dummy, __do_global_ctors_aux): Mark used.
9936 (fini_dummy, init_dummy): Remove.
9938 * config/alpha/crtbegin.asm: Remove file.
9939 * config/alpha/crtend.asm: Remove file.
9940 * config/alpha/t-crtbe: Remove file.
9941 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
9942 (LINK_EH_SPEC): New.
9944 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
9945 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
9946 calling constructors.
9947 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
9949 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
9950 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
9951 CRT_END_INIT_DUMMY hack.
9952 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
9953 FORCE_{INIT,FINI}_SECTION_ALIGN.
9955 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
9956 FORCE_{INIT,FINI}_SECTION_ALIGN.
9958 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
9959 invocation sequence.
9960 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
9962 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
9963 (FORCE_CODE_SECTION_ALIGN): New.
9965 2002-01-26 Richard Henderson <rth@redhat.com>
9967 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
9969 2002-01-26 Richard Henderson <rth@redhat.com>
9971 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
9972 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
9974 2002-01-26 Kazu Hirata <kazu@hxi.com>
9976 * config/h8300/h8300.md: Remove bit extraction patterns that
9977 cannot be triggered.
9978 Restrict each bit extraction pattern to a variant on which the
9979 pattern is tested.
9981 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
9983 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
9985 2002-01-26 Kazu Hirata <kazu@hxi.com>
9987 * config/h8300/h8300.md: Remove bit test patterns that cannot
9988 be triggered.
9989 Restrict each bit test pattern to a variant on which the
9990 pattern is tested.
9992 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9994 * builtins.c (expand_builtin_strncat): Remove redundant check for
9995 INTEGER_CST.
9997 2002-01-25 David O'Brien <obrien@FreeBSD.org>
9999 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
10000 default setting.
10001 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
10002 existing setting.
10004 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10006 * dbxout.c (dbxout_init): Use assemble_name rather than just
10007 stripping off the first character.
10008 (dbxout_source_file): Likewise.
10010 2002-01-25 DJ Delorie <dj@redhat.com>
10012 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
10013 using rtx_equal_p, not by comparing pointers.
10015 2002-01-25 Steve Ellcey <sje@cup.hp.com>
10017 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
10018 for PIC_OFFSET_TABLE_REGNUM.
10019 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
10021 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10023 * config.gcc (x86_64-*-freebsd*): New target.
10024 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
10025 value.
10026 (i[34567]86-*-freebsd*): Don't include svr4.h.
10027 * config/i386/freebsd64.h: New file.
10029 2002-01-25 Douglas B Rupp <rupp@gnat.com>
10031 * config/alpha/x-vms (version): Make static.
10033 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
10034 in previous checkin.
10036 * Makefile.in (install-headers-cp): New target.
10037 * config.gcc (alpha-dec-*vms*): Install headers with
10038 install-headers-cp
10040 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
10042 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
10043 avoid it's copies.
10045 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10047 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
10048 of compare_tree_int.
10049 (expand_builtin_strncat): Likewise.
10050 * c-decl.c (finish_struct): Use tree_low_cst.
10051 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
10052 * tree.c (compare_tree_int): Likewise.
10054 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
10056 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
10057 adjustments even if they are implemented by more than two insns.
10059 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
10061 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
10062 * df.h (struct ref): Kill B.
10063 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
10065 * basic-block.h (PROP_EQUAL_NOTES): New flag.
10066 * flow.c (propagate_one_insn): Use it.
10067 (mark_used_regs): Handle NIL.
10069 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10071 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
10072 to help folding.
10074 2002-01-25 David Edelsohn <edelsohn@gnu.org>
10076 * rs6000.md (prefetch): Make address V4SI mode so that the address
10077 is restricted to legitimate form for instruction.
10079 2002-01-25 Bob Wilson <bob.wilson@acm.org>
10081 * doc/install.texi (xtensa-*-elf): New target.
10082 (xtensa-*-linux*): New target.
10083 * doc/contrib.texi: Add myself.
10085 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
10087 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
10088 purpose register to hold an SImode (or smaller) value.
10090 2002-01-25 Jakub Jelinek <jakub@redhat.com>
10092 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
10093 registry only.
10094 * crtstuff.c: Likewise.
10096 2002-01-25 Kazu Hirata <kazu@hxi.com>
10098 * config/h8300/h8300.md (negation patterns): Tighten
10099 predicates to register_operand.
10101 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
10103 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
10104 mode, not Pmode.
10106 * builtins.c (expand_builtin_prefetch): Same.
10108 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10110 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
10111 modes.
10113 2002-01-24 Kazu Hirata <kazu@hxi.com>
10115 * config/h8300/h8300.c (print_operand): Remove support for
10116 operand character 'A'.
10117 * config/h8300/h8300.md (three anonymous patterns): Replace
10118 operand character 'A' with either 'T' or 'S'.
10120 2002-01-24 Kazu Hirata <kazu@hxi.com>
10122 * config/h8300/h8300.c (print_operand): Remove support for
10123 operand character 'U'.
10125 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
10127 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
10129 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
10131 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
10132 values to be assigned to the stack pointer.
10134 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10136 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
10137 to const_double needs to be done right for big-endian systems.
10139 2002-01-24 Jason Merrill <jason@redhat.com>
10141 PR c++/2432
10142 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
10143 to can_throw_internal.
10145 2002-01-23 Richard Henderson <rth@redhat.com>
10147 * fold-const.c (fold): Change UINT_MAX test to check vs precision
10148 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
10150 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10152 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
10153 (symGOT2reg): Use them, then set as GOT value as unchanging.
10154 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
10155 as a temporary, if possible.
10156 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
10157 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
10159 2002-01-23 Kazu Hirata <kazu@hxi.com>
10161 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
10162 accept to accept 0x80 as operands[2].
10164 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10166 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
10168 2002-01-23 Richard Henderson <rth@redhat.com>
10170 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
10172 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
10174 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
10175 (parmlist_or_identifiers_1): Verify that only a parmlist follows
10176 an attribute.
10178 2002-01-23 Richard Henderson <rth@redhat.com>
10180 * expr.c (move_by_pieces_1): Extend size before negation.
10182 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
10183 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
10184 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
10185 * config/m68k/t-m68kelf: Likewise.
10187 2002-01-23 Bob Wilson <bob.wilson@acm.org>
10189 * config/xtensa/elf.h: New file.
10190 * config/xtensa/lib1funcs.asm: New file.
10191 * config/xtensa/lib2funcs.S: New file.
10192 * config/xtensa/linux.h: New file.
10193 * config/xtensa/t-xtensa: New file.
10194 * config/xtensa/xtensa-config.h: New file.
10195 * config/xtensa/xtensa-protos.h: New file.
10196 * config/xtensa/xtensa.c: New file.
10197 * config/xtensa/xtensa.h: New file.
10198 * config/xtensa/xtensa.md: New file.
10199 * config.gcc (xtensa-*-elf*): New target.
10200 (xtensa-*-linux*): New target.
10201 * cse.c (canon_hash): Compare rtx pointers instead of register
10202 numbers. This is required for the Xtensa port.
10203 * integrate.c (copy_insn_list): Handle case where the static
10204 chain is in memory and the memory address has to be copied to
10205 a register.
10206 * doc/invoke.texi (Option Summary): Add Xtensa options.
10207 (Xtensa Options): New node.
10208 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
10210 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10212 * diagnostic.c (internal_error): Do ICE suppression only
10213 when ENABLE_CHECKING is not defined.
10215 * c-typeck.c (require_complete_type): Return error_mark_node
10216 if type is error_mark_node.
10218 2002-01-23 Janis Johnson <janis187@us.ibm.com>
10220 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
10221 -Os and issue a warning.
10223 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10225 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
10226 current (lack of) need for host configuration by hand.
10228 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
10229 references. Documentation of some target macros moved from
10230 hostconfig.texi to tm.texi.
10232 2002-01-23 Will Cohen <wcohen@redhat.com>
10234 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
10235 defined.
10237 2002-01-23 Kazu Hirata <kazu@hxi.com>
10239 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
10240 operand[3].
10242 2002-01-23 Jason Merrill <jason@redhat.com>
10244 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
10246 * function.c (assign_parms): Don't put args of inline functions
10247 into registers when not optimizing.
10249 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
10251 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
10252 (prologue_use): New pattern.
10253 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
10254 preference to gen_rtx_USE.
10255 (thumb_expand_prologue): Use gen_prologue_use in preference to
10256 gen_rtx_USE.
10257 (thumb_expand_epilogue): Use gen_prologue_use in preference to
10258 gen_rtx_USE.
10260 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
10262 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
10264 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10266 PR c/3504
10267 * doc/extend.texi: Correct documentation of __alignof__.
10269 2002-01-22 Zack Weinberg <zack@codesourcery.com>
10271 * params.h: Rename arguments of DEFPARAM so that it will be
10272 recognized as a translation keyword.
10274 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10276 * extend.texi: Document altivec functions.
10277 Fix N-bit adjectives in X86 builtin documentation.
10279 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10281 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
10282 auto_inc_dec values.
10284 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
10286 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
10287 after backslash.
10288 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
10290 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10292 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
10294 2002-01-22 Richard Henderson <rth@redhat.com>
10296 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
10297 copy_insn not copy_rtx.
10299 2002-01-23 Alan Modra <amodra@bigpond.net.au>
10301 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
10302 "nonzero" as that might add "1" bits. Ensure "constop" is
10303 properly sign extened.
10304 (force_to_mode): Tweak for sign extended constop.
10306 2002-01-22 Richard Henderson <rth@redhat.com>
10308 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
10309 for_each_rtx instead of assuming we're already looking at the MEM.
10310 (split_small_symbolic_mem_operand): Likewise.
10311 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10312 * config/alpha/alpha.md (small symbolic memory splitters): Update.
10314 2002-01-22 Richard Henderson <rth@redhat.com>
10316 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
10317 sequence number for the literal.
10318 (divmoddi_internal_er): Likewise.
10320 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10322 PR java/4972
10323 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
10324 in LIBICONV variable.
10325 * configure: Regenerated.
10327 2002-01-22 Krister Walfridsson <cato@df.lth.se>
10329 * dependence.c (build_def_use): Remove array_idx.
10331 * dwarfout.c (last_filename): Remove.
10332 (output_compile_unit_die): Remove last_filename.
10334 2002-01-22 Roger Sayle <roger@eyesopen.com>
10335 Richard Henderson <rth@redhat.com>
10337 PR opt/3640
10338 * fold-const.c (fold): Optimize unsigned comparisons against
10339 UINT_MAX (and similar unsigned constants).
10341 2002-01-22 Janis Johnson <janis187@us.ibm.com>
10343 * Makefile.in (loop.o): Depend on OPTABS_H.
10344 * loop.c (emit_prefetch_instructions): Check the prefetch operand
10345 against the predicate.
10347 PR target/5379
10348 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
10349 for the address operand.
10351 2002-01-22 Richard Henderson <rth@redhat.com>
10353 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
10355 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10357 PR other/5450
10358 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
10359 preprocessor flags.
10361 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
10363 * config.gcc (x86_64-*-netbsd*): New target.
10364 * config/i386/netbsd64.h: New file.
10366 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10368 * regrename.c (kill_value): Fix typo.
10370 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10372 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
10374 * config/rs6000/rs6000.h: Same.
10376 * function.c (instantiate_virtual_regs): Remove
10377 STARTING_FRAME_PHASE.
10378 (assign_stack_local_1): Same.
10379 Calculate frame phase.
10381 2002-01-22 Nick Clifton <nickc@redhat.com>
10383 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
10384 variable declaration to outer scope in order to simplify
10385 future extensions.
10386 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
10387 arm_hard_regno_mode_ok.
10388 * config/arm/arm-protos.h: Add a prototype for
10389 arm_hard_regno_mode_ok.
10390 * config/arm/arm.c (soft_df_operand): Remove now redundant
10391 check for DImode values using IP_REGNUM.
10392 (nonimmediate_soft_df_operand): Remove now redundant check for
10393 DImode values using IP_REGNUM.
10394 (arm_hard_regno_mode_ok): New function. New check: make sure
10395 that DImode values are not stored in IP_REGNUM.
10397 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
10398 note with a USE.
10399 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
10401 2002-01-22 Jason Merrill <jason@redhat.com>
10403 * c-semantics.c (genrtl_compound_stmt): Only check nesting
10404 consistency if this COMPOUND_STMT is scoped.
10406 2002-01-22 Kazu Hirata <kazu@hxi.com>
10408 * predict.c: Fix formatting.
10409 * print-tree.c: Likewise.
10410 * protoize.c: Likewise.
10411 * real.h: Likewise.
10412 * rtl.h: Likewise.
10413 * sbitmap.h: Likewise.
10414 * scan.c: Likewise.
10415 * sched-deps.c: Likewise.
10416 * sched-vis.c: Likewise.
10417 * sdbout.c: Likewise.
10418 * sibcall.c: Likewise.
10419 * ssa.c: Likewise.
10420 * ssa-ccp.c: Likewise.
10421 * ssa-dce.c: Likewise.
10422 * stmt.c: Likewise.
10423 * stor-layout.c: Likewise.
10424 * system.h: Likewise.
10426 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10428 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
10429 if fits in bounds of base type.
10431 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
10432 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
10433 (add_bound_info, default): If can't find a context, make a
10434 SAVE_EXPR.
10435 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
10437 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
10439 * c-typeck.c (parser_build_binary_op): If result from
10440 build_binary_op is ERROR_MARK just return error_mark_node without
10441 further processing.
10443 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
10445 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
10446 Split a.out-specific bits into...
10447 * config/netbsd-aout.h: ...this.
10448 * config/netbsd-elf.h: New file.
10449 * config/alpha/netbsd-elf.h: Remove.
10450 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
10451 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
10452 (STARTFILE_SPEC): Remove redundant definition.
10453 (ENDFILE_SPEC): Likewise.
10454 (LINK_SPEC): Likewise.
10455 (CPP_SPEC): Likewise.
10456 (ASM_SPEC): Likewise.
10457 (LIB_SPEC): Likewise.
10458 (SWITCH_TAKES_ARG): Likewise.
10459 (TARGET_MEM_FUNCTIONS): Likewise.
10460 (CPP_PREDEFINES): Redefine.
10461 (ASM_FINAL_SPEC): Remove redefinition.
10462 (ASM_COMMENT_START): Redefine.
10463 (FUNCTION_PROFILER): Define.
10464 (TARGET_VERSION): Redefine.
10465 Comment and formatting cleanup.
10466 * config/i386/netbsd.h: Include <netbsd-aout.h>.
10467 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
10468 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
10469 big- or little-endian.
10470 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
10471 * config.gcc (*-*-netbsd*): Add definitions common to all
10472 NetBSD configs.
10473 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
10474 gnu_ld definitions. Add netbsd-elf.h to and remove
10475 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
10476 tmake_file, and don't lose previous tmake_file contents.
10477 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
10478 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
10479 gnu_ld definitions. Add netbsd-elf.h to tm_file.
10480 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
10481 (mipsel-*-netbsd*): Rename this to...
10482 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
10483 mips/little.h to tm_file for mips*el-*.
10484 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
10485 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
10486 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
10488 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10490 * pa-protos.h (reg_before_reload_operand): New function prototype.
10491 * pa.c (reg_before_reload_operand): New function implementation.
10492 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
10493 contraints to "*m".
10495 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10497 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
10499 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10501 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
10502 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
10503 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
10504 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
10505 (ENDFILE_SPEC): Undefine.
10506 (STARTFILE_SPEC): Redefine for PA.
10508 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10510 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
10512 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
10514 * config.gcc: Add entries to supported PowerPC --with-cpu
10515 types.
10517 2002-01-21 Jakub Jelinek <jakub@redhat.com>
10519 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
10520 true for 64-bit mode only SSE registers in 32-bit mode.
10522 2002-01-21 Kazu Hirata <kazu@hxi.com>
10524 * unwind-dw2.c: Fix formatting.
10525 * unwind-dw2-fde.c: Likewise.
10526 * unwind-dw2-fde.h: Likewise.
10527 * unwind-pe.h: Likewise.
10528 * varasm.c: Likewise.
10529 * varray.h: Likewise.
10531 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10533 Remove workaround for register stack overwrite bug in mmix.
10534 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
10535 support for TARGET_REG_STACK_FILL_BUG.
10536 * config/mmix/mmix.h: Remove member has_call_without_parameters.
10537 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
10538 Delete.
10539 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
10540 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
10541 -mno-reg-stack-fill-bug-workaround.
10542 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
10543 machine member has_call_without_parameters.
10544 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
10545 -mreg-stack-fill-bug-workaround and
10546 -mno-reg-stack-fill-bug-workaround.
10547 (MMIX Options): Ditto.
10549 2002-01-21 Kazu Hirata <kazu@hxi.com>
10551 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
10552 as appropriate.
10553 Remove redundant code.
10555 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
10557 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
10558 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10559 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10560 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
10561 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
10562 out target macro definitions and non-target-specific comments
10563 mostly taken from old versions of the manual.
10565 2002-01-20 Kazu Hirata <kazu@hxi.com>
10567 * config/h8300/h8300.h: Fix comment formatting.
10568 * config/ia64/aix.h: Likewise.
10569 * config/ia64/ia64-protos.h: Likewise.
10570 * config/ia64/ia64.c: Likewise.
10571 * config/ia64/ia64.h: Likewise.
10572 * config/ia64/ia64intrin.h: Likewise.
10573 * config/ia64/linux.h: Likewise.
10574 * config/ia64/unwind-aix.c: Likewise.
10575 * config/ia64/unwind-ia64.c: Likewise.
10577 2002-01-20 Kazu Hirata <kazu@hxi.com>
10579 * config/h8300/h8300.c: Revise comments about shift code.
10581 2002-01-20 Kazu Hirata <kazu@hxi.com>
10583 * config/h8300/h8300.c (function_arg): Update a comment.
10585 2002-01-20 Kazu Hirata <kazu@hxi.com>
10587 * config/h8300/h8300.md: Update the comments at the beginning
10588 of the file.
10590 2002-01-20 Kazu Hirata <kazu@hxi.com>
10592 * config/i370/i370.c: Fix comment formatting.
10593 * config/i370/i370.h: Likewise.
10594 * config/i370/i370.md: Likewise.
10595 * config/i370/linux.h: Likewise.
10597 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10599 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
10601 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
10602 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
10603 in incomplete case.
10605 2002-01-20 Graham Stott <grahams@redhat.com>
10607 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
10609 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10611 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
10613 2002-01-19 Tom Rix <trix@redhat.com>
10615 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
10617 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
10619 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
10621 * function.c (assign_stack_local_1): Adjust x_frame_offset with
10622 STARTING_FRAME_PHASE.
10623 (STARTING_FRAME_PHASE): New.
10624 (instantiate_virtual_regs): Check saneness of
10625 STARTING_FRAME_PHASE.
10627 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
10629 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
10631 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
10633 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
10635 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
10636 be used for bootstrapping GCC 3.0.
10638 2002-01-18 Kazu Hirata <kazu@hxi.com>
10640 * config/h8300/h8300.md: Fix an insn length.
10642 2002-01-18 Kazu Hirata <kazu@hxi.com>
10644 * bitmap.h: Fix comment formatting.
10645 * combine.c: Likewise.
10646 * cppfiles.c: Likewise.
10647 * c-pragma.h: Likewise.
10648 * c-typeck.c: Likewise.
10649 * df.c: Likewise.
10650 * dwarf2out.c: Likewise.
10651 * function.c: Likewise.
10652 * gcc.c: Likewise.
10653 * genattrtab.c: Likewise.
10654 * gthr-win32.h: Likewise.
10655 * haifa-sched.c: Likewise.
10656 * predict.c: Likewise.
10657 * rtlanal.c: Likewise.
10658 * rtl.h: Likewise.
10659 * unwind-dw2-fde.h: Likewise.
10660 * unwind-pe.h: Likewise.
10661 * vmsdbgout.c: Likewise.
10663 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10665 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
10666 if type_required and passed decl.
10668 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
10670 * config.gcc (cpu_type): Include altivec.h in powerpc
10671 extra_headers.
10672 Same for darwin.
10674 * config/rs6000/altivec.h: New.
10676 2002-01-17 David Edelsohn <edelsohn@gnu.org>
10678 * doc/install.texi (*-ibm-aix*): Update assembler and exception
10679 handling information.
10680 * doc/trouble.texi (Interoperation): Add libstdc++ information
10681 for AIX.
10682 (Misunderstandings): Add template instantiation and static template
10683 member information for AIX.
10685 2002-01-17 Jason Merrill <jason@redhat.com>
10687 * dbxout.c (dbxout_type): Support const and volatile.
10689 * except.c (add_partial_entry): Remove backwards compatibility code.
10690 (end_protect_partials): Likewise.
10692 2002-01-17 Jakub Jelinek <jakub@redhat.com>
10694 * config/ia64/ia64.md (prologue_use): New.
10695 * config/ia64/ia64.c (ia64_expand_prologue): Use
10696 gen_prologue_use instead of gen_rtx_USE.
10697 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
10698 as CODE_FOR_pred_rel_mutex.
10699 (ia64_sched_reorder2): Likewise.
10701 2002-01-16 Eric Christopher <echristo@redhat.com>
10703 * config/mips/r3900.h: Reformat.
10704 (SUBTARGET_CPP_SIZE_SPEC): Remove.
10705 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
10706 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
10707 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
10708 * config/mips/t-elf: Remove mips3 multilib.
10710 2002-01-16 H.J. Lu <hjl@gnu.org>
10712 * config/mips/linux.h: Include "mips/abi64.h".
10714 2002-01-16 H.J. Lu <hjl@gnu.org>
10716 * config/mips/t-linux: New.
10718 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
10720 * config/mips/linux.h: Don't include "gofast.h".
10721 (INIT_SUBTARGET_OPTABS): Removed.
10723 2002-01-16 Kazu Hirata <kazu@hxi.com>
10725 * config/h8300/h8300-protos.h: Replace emit_a_shift with
10726 output_a_shift.
10727 * config/h8300/h8300.c: Likewise.
10728 * config/h8300/h8300.md: Likewise.
10730 2002-01-16 Kazu Hirata <kazu@hxi.com>
10732 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
10733 spaces after an opcode name.
10734 (pushqi1_h8300hs): Likewise.
10735 (pushhi1_h8300hs): Likewise.
10737 2002-01-16 Kazu Hirata <kazu@hxi.com>
10739 * doc/extend.texi: Replace "option" with "attribute"
10740 appropriately.
10742 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10744 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
10745 (and:DI () (const_int -8)).
10746 (split_small_symbolic_mem_operand): Split
10747 (mem (and:DI () (const_int -8)).
10749 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10751 PR target/5309:
10752 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
10753 same way as TYPE_IMUL.
10754 (ultrasparc_sched_reorder): Likewise.
10755 * config/sparc/sparc.md (type): Add comment to update
10756 ultrasparc_sched_reorder when making changes.
10758 2002-01-16 Kazu Hirata <kazu@hxi.com>
10760 * doc/invoke.texi: Change the dump file name of block
10761 reordering pass from 28.bbro to 29.bbro.
10762 Mention -dk option.
10764 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
10766 * i386.md (minsf splitter): Fix pasto.
10768 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
10770 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
10771 to frame pointer initialisation instruction.
10772 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
10773 initialisation instruction.
10774 (soft_df_operand): Do not accept the IP register.
10775 (nonimmediate_soft_df_operand): Do not accept the IP register.
10777 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10779 PR target/5357:
10780 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
10781 MASK_V8 being both set.
10783 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
10785 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
10786 insn for GOT register; add REG_MAYBE_DEAD notes instead.
10787 config/s390/s390.md (call, call_value): Add GOT register to
10788 CALL_INSN_FUNCTION_USAGE where needed.
10789 (call_exp, call_value_exp): New.
10791 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
10793 * config/arm/arm.c: General formatting tidy up.
10795 2002-01-16 Graham Stott <grahams@redhat.com>
10797 * calls.c (try_to_integrate): Use "(size_t)" intermediate
10798 cast and when casting an integer literal to "rtx" pointer.
10799 (expand_call): Likewise.
10800 * flow.c (try_pre_increment): Likewise.
10801 (find_use_as_address): Likewise.
10802 * integrate.c (expand_iline_function): Likewise.
10803 * regmove.c (try_auto_increment): Likewise.
10805 2002-01-16 Graham Stott <grahams@redhat.com>
10807 * sched-rgn.c (passed): Use sbitmap_free.
10808 (header): Likewise.
10809 (inner): Likewise.
10810 (in_queue): Likewise.
10811 (in_stack): Likewise.
10813 2002-01-15 Eric Christopher <echristo@redhat.com>
10815 * flow.c (propagate_one_insn): Change to use fatal_insn.
10817 2002-01-15 Kazu Hirata <kazu@hxi.com>
10819 * expmed.c (extract_fixed_bit_field): Remove unused code.
10820 * system.h: Poison SLOW_ZERO_EXTEND.
10821 * doc/tm.texi: Remove.
10822 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
10823 * config/arm/arm.h: Likewise.
10824 * config/avr/avr.h: Likewise.
10825 * config/clipper/clipper.h: Likewise.
10826 * config/convex/convex.h: Likewise.
10827 * config/d30v/d30v.h: Likewise.
10828 * config/dsp16xx/dsp16xx.h: Likewise.
10829 * config/elxsi/elxsi.h: Likewise.
10830 * config/fr30/fr30.h: Likewise.
10831 * config/h8300/h8300.h: Likewise.
10832 * config/i370/i370.h: Likewise.
10833 * config/i386/i386.h: Likewise.
10834 * config/m68k/m68k.h: Likewise.
10835 * config/mips/mips.h: Likewise.
10836 * config/ns32k/ns32k.h: Likewise.
10837 * config/pdp11/pdp11.h: Likewise.
10838 * config/pj/pj.h: Likewise.
10839 * config/s390/s390.h: Likewise.
10840 * config/sh/sh.h: Likewise.
10841 * config/stormy16/stormy16.h: Likewise.
10842 * config/v850/v850.h: Likewise.
10843 * config/vax/vax.h: Likewise.
10844 * config/we32k/we32k.h: Likewise.
10846 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
10848 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
10849 (altivec_lvsl): Change constraint to b.
10850 (altivec_lvsr): Same.
10851 (altivec_lvebx): Same.
10852 (altivec_lvehx): Same.
10853 (altivec_lvewx): Same.
10854 (altivec_lvxl): Same.
10855 (altivec_lvx): Same.
10856 (altivec_stvx): Add parallel.
10857 (altivec_stvxl): Same.
10858 (altivec_stvehx): Same.
10859 (altivec_stvebx): Same.
10860 (altivec_stvebx): Same.
10862 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
10864 * config.gcc: Change altivec.h to altivec-defs.h.
10866 * config/rs6000/altivec.h: Delete.
10868 * config/rs6000/altivec-defs.h: Add.
10870 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
10872 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
10873 and UMOD modes.
10875 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
10876 less than or equal to eight bytes.
10878 * vax.md (andsi3): Remove constraints and change SET destination
10879 operand type to nonimmediate_operand.
10880 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
10881 when it is a CONST_INT.
10883 2002-01-15 Jason Merrill <jason@redhat.com>
10885 * c-common.def (FILE_STMT): New code.
10886 * c-common.c (statement_code_p): It's a statement.
10887 * c-common.h (stmt_tree_s): Add x_last_filename.
10888 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
10889 (last_expr_filename): New macro.
10890 * c-semantics.c (begin_stmt_tree): Initialize it.
10891 (add_stmt): If the filename changed, also insert a
10892 FILE_STMT.
10893 (expand_stmt): Handle seeing one.
10895 2002-01-15 Eric Christopher <echristo@redhat.com>
10897 * flow.c (propagate_one_insn): Add error message and print out
10898 insn for debugging.
10900 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10902 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
10903 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
10904 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
10905 TRAMPOLINE_ALIGNMENT.
10906 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
10907 to be in bits.
10908 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
10909 PCC_BITFIELD_TYPE_MATTERS.
10910 * config/interix.h (STDC_VALUE): Remove. Use
10911 STDC_0_IN_SYSTEM_HEADERS.
10912 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
10913 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
10914 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
10916 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
10918 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
10919 not work on this platform currently.
10921 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10923 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
10924 readonly_warning in _().
10926 2002-01-15 Douglas B Rupp <rupp@gnat.com>
10928 * gcc.c (delete_if_ordinary): Backout previous change.
10930 2002-01-15 Kazu Hirata <kazu@hxi.com>
10932 * config/h8300/h8300.c (print_operand): Remove support for
10933 unused operand characters.
10935 * read-rtl.c: Fix formatting.
10936 * real.c: Likewise.
10937 * recog.c: Likewise.
10938 * regclass.c: Likewise.
10939 * regmove.c: Likewise.
10940 * reg-stack.c: Likewise.
10941 * reload1.c: Likewise.
10942 * rtlanal.c: Likewise.
10944 2002-01-15 Kazu Hirata <kazu@hxi.com>
10946 * config/i386/i386.c: Fix formatting.
10948 2002-01-15 Jakub Jelinek <jakub@redhat.com>
10950 * c-typeck.c (process_init_element): Don't save_expr
10951 COMPOUND_LITERAL_EXPR if just its initializer will be used.
10953 2002-01-15 David Edelsohn <edelsohn@gnu.org>
10955 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
10956 emit optional traceback table if optimize_size or TARGET_ELF.
10957 * config/rs6000/rs6000.md (prefetch): New.
10959 2002-01-15 Andreas Jaeger <aj@suse.de>
10961 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
10963 2002-01-15 Kazu Hirata <kazu@hxi.com>
10965 * mips-tfile.c: Fix formatting.
10967 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
10969 * unroll.c (final_reg_note_copy): Fix previous commit.
10971 2002-01-14 Kazu Hirata <kazu@hxi.com>
10973 * config/h8300/h8300-protos.h: Remove the prototype for
10974 eq_operator.
10975 * config/h8300/h8300.c (eq_operator): Remove.
10977 2002-01-14 Richard Henderson <rth@redhat.com>
10979 * config/i386/i386.md (prefetch): Tidy.
10980 (prefetch_3dnow): Fix locality operand.
10982 2002-01-14 Richard Henderson <rth@redhat.com>
10984 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
10985 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
10987 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
10989 * reload1.c (reload_combine): Pass reg_sum replacement through
10990 copy_rtx in loop performing multiple changes.
10992 2002-01-14 Jakub Jelinek <jakub@redhat.com>
10994 * except.c (remove_unreachable_regions): New.
10995 (free_eh_status): Clear exception_handler_labels.
10996 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
10997 (find_exception_handler_labels): Don't add the same label more than
10998 once.
10999 (remove_exception_handler_label): Don't die if
11000 find_exception_handler_labels hasn't been called for the current
11001 function yet.
11003 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
11005 * toplev.c (rest_of_compilation): Rebuild jump labels after
11006 gcse.
11008 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11010 * doc/extend.texi: Move documentation of X86 built-in functions
11011 here.
11012 * doc/invoke.texi: From here.
11013 * doc/sourcebuild.texi: Document location of documentation for
11014 machine built-in functions.
11016 2002-01-13 Christopher Faylor <cgf@redhat.com>
11018 * cppfiles.c (TEST_THRESHOLD): New macro.
11019 (SHOULD_MMAP): Ditto.
11020 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
11021 be used.
11023 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
11025 * unroll.c (final_reg_note_copy): Properly handle
11026 REG_LABEL
11027 (unroll_loops): Fix LOOP_CONDITION heuristics.
11029 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
11031 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
11032 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
11034 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
11036 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
11037 threaded loop.
11039 2002-01-14 Tom Rix <trix@redhat.com>
11041 * config/rs6000/rs6000.md: Fix typo with sradi.
11043 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
11045 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
11046 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
11047 (clrstrdi, clrstrsi): Adapt callers.
11049 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
11051 (movti splitter): Never use register 0 as base register.
11053 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11055 * combine.c (simplify_shift_const): Always generate new rtx
11056 for shift expression instead of reusing given expression.
11058 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11060 * config/alpha/alpha.c (alpha_expand_mov): Don't call
11061 alpha_legitimize_address unless mode is Pmode.
11063 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
11065 * doc/md.texi (Modifiers): Document the '*' constraint for the
11066 user.
11068 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
11069 * doc/extend.texi (Function Attributes): 'interrupt' is valid
11070 for xstormy16 too.
11072 2002-01-13 Richard Henderson <rth@redhat.com>
11074 * reload.c (find_reloads): Use a hard reg destination as reload reg
11075 for an input reload of the source.
11077 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11079 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
11080 more generic.
11082 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
11084 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11085 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11087 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
11089 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11091 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
11093 2002-01-12 Tom Rix <trix@redhat.com>
11095 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
11096 TARGET_POWERPC64.
11098 2002-01-12 Richard Henderson <rth@redhat.com>
11100 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
11102 * doc/invoke.texi: Update Alpha options.
11104 * doc/invoke.texi: Update i386 built-in function lists.
11106 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
11108 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
11109 referencing outside.
11111 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11113 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
11114 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
11115 offsets, and change line folding.
11116 * optabs.c (expand_binop): Remove warnings.
11117 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
11119 2002-01-12 Graham Stott <grahams@redhat.com>
11121 * attribs.c (handle_deprecated_attribute): constify WHAT.
11122 * diagnostic.c (warn_deprecated_use): Add braces, fixes
11123 dangling else warning and constify WHAT.
11124 * except.h (struct function, struct inline_remap): Move
11125 struct tag forward defs before all prototypes.
11126 (duplicate_eh_regions): Whitespace.
11128 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
11130 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11131 MODE_BASE_REG_CLASS.
11132 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
11134 2002-01-12 Richard Henderson <rth@redhat.com>
11136 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
11137 (ix86_expand_vector_move): New.
11138 (bdesc_2arg): Remove andps, andnps, orps, xorps.
11139 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
11140 Remove old prefetch builtins. Special case the logicals removed above.
11141 (ix86_expand_builtin): Likewise.
11142 (safe_vector_operand): Use V4SFmode, not TImode.
11143 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
11144 (ix86_expand_timode_binop_builtin): New.
11145 * config/i386/i386-protos.h: Update.
11146 * config/i386/i386.h (enum ix86_builtins): Update.
11147 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
11148 Use ix86_expand_vector_move in vector move expanders.
11149 (movti_internal, movti_rex64): Add xorps alternative.
11150 (sse_clrv4sf): Rename and adjust from sse_clrti.
11151 (prefetch): Don't work so hard.
11152 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
11153 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
11154 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
11156 2002-01-11 Richard Henderson <rth@redhat.com>
11158 * config/i386/mmintrin.h: New file.
11159 * config/i386/xmmintrin.h: New file.
11160 * config.gcc (i?86-*-*): Add extra_headers.
11161 * simplify-rtx.c (simplify_unary_operation): Handle saturating
11162 truncation codes.
11163 (simplify_binary_operation): Handle saturating arithmetic codes.
11164 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
11165 not the lowpart subreg.
11166 (ix86_expand_builtin): Return a TImode dummy register instead of 0
11167 on error.
11168 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
11170 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11172 * conflict.c (conflict_graph_compute): Free regsets when finished.
11173 * ssa.c (compute_coalesced_reg_partition): Likewise.
11175 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11177 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
11178 every where we allocate a register.
11180 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11182 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
11183 * lcm.c (compute_earliest, compute_farthest): Likewise.
11185 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11187 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
11189 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11191 * doc/rtl.texi (Insns): Fix 2 typos.
11193 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
11195 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
11196 options. Use @table @gcctabopt for MMIX options. Add index
11197 entries for MMIX options. Start new paragraph with first
11198 heading of the machine-dependent options.
11200 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
11202 PR other/5299
11203 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
11204 * combine.c (force_to_mode): Same.
11205 * reload1.c (clear_reload_reg_in_use): Same.
11207 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
11209 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
11210 and 'subtargets'.
11212 2002-01-11 Andreas Jaeger <aj@suse.de>,
11213 Brad Lucier <lucier@math.purdue.edu>
11215 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
11216 mcpu.
11218 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
11220 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
11221 Protect with IN_LIBGCC.
11222 (LINK_EH_SPEC): Add required trailing space.
11224 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
11226 * c-tree.h: Move function declarations so that they are listed
11227 under the filename which contains them.
11228 (check_identifier, finish_decl_top_level,
11229 lookup_name_current_level_global, shadow_record_fields): Remove.
11231 2002-01-11 Andreas Jaeger <aj@suse.de>
11233 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
11234 march.
11236 2002-01-10 Richard Henderson <rth@redhat.com>
11238 * config/alpha/alpha.c (print_operand): Add 'J'.
11239 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
11240 new operand with the sequence number for the lituse. When splitting
11241 the insns, use gen_movdi_er_high_g and generate a sequence number.
11242 (gen_movdi_er_high_g): Print the sequence number if non-zero.
11244 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
11246 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
11247 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
11248 stvxl.
11249 (altivec_expand_builtin): Same.
11250 (altivec_expand_stv_builtin): New.
11252 * config/rs6000/rs6000.h (rs6000_builtins): Same.
11254 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
11255 ("altivec_lvehx"): New.
11256 ("altivec_lvewx"): New.
11257 ("altivec_lvxl"): New.
11258 ("altivec_lvx"): New.
11259 ("altivec_stvx"): New.
11260 ("altivec_stvebx"): New.
11261 ("altivec_stvehx"): New.
11262 ("altivec_stvewx"): New.
11263 ("altivec_stvxl"): New.
11265 2002-01-10 Richard Henderson <rth@redhat.com>
11267 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
11268 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
11269 care not to delete instructions twice.
11271 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11273 * toplev.c: Don't declare environ (it's not used anywhere).
11274 * configure.in: Don't check for declaration of environ.
11275 * config/i386/xm-mingw32.h: Don't #define environ.
11276 * config.in, configure: Regenerate.
11278 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11280 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
11281 * configure: Regenerate.
11283 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
11284 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
11285 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
11286 alpha/xm-vms.h.
11287 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
11288 LIMITS_H_TEST here, not in m68k/x-next.
11289 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
11290 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
11292 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
11293 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
11294 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
11296 * config/i386/x-djgpp: Renamed i386/t-djgpp.
11297 * config/m88k/x-dolph: Renamed m88k/t-dolph.
11298 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
11299 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
11300 replacement of quadlib.asm with quadlib.c.
11302 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
11303 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
11304 config/rs6000/xm-beos.h: Delete file.
11306 * config.gcc: Update to match above changes.
11308 2002-01-10 Kazu Hirata <kazu@hxi.com>
11310 * config/h8300/h8300.h: Fix comment typos.
11311 * config/h8300/h8300.md: Likewise.
11312 * config/h8300/lib1funcs.asm: Likewise.
11314 2002-01-10 Dale Johannesen <dalej@apple.com>
11316 PR optimization/5269
11317 * unroll.c (precondition_loop_p): Make *increment be the correct
11318 sign when n_iterations known, to avoid confusing caller.
11320 2002-01-10 Kazu Hirata <kazu@hxi.com>
11322 * doc/extend.texi (deprecated): Fix a typo.
11324 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
11326 * basic-block.h (update_br_prob_note): Declare.
11327 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
11328 (try_forward_edges): Care negative frequencies and update note.
11329 (outgoing_edges_match): Tweek conditional merging heuristics.
11330 (try_crossjump_to_edge): use update_br_prob_note.
11331 * cfglayout.c (fixup_reorder_chain): Likewise.
11332 * cfrtl.c (update_br_prob_note): New.
11333 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
11335 * i386.c (ix86_decompose_address): Return -1 if address contains
11336 shift.
11337 (legitimate_address_p): Require ix86_decompose_address to return 1.
11339 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
11340 (cprop_insn): Likewise.
11342 2002-01-10 Kazu Hirata <kazu@hxi.com>
11344 * toplev.c: Fix formatting.
11345 * tree.c: Likewise.
11346 * tree-dump.c: Likewise.
11347 * unroll.c: Likewise.
11348 * unwind-dw2.c: Likewise.
11349 * unwind-dw2-fde.c: Likewise.
11350 * unwind-dw2-fde-glibc.c: Likewise.
11351 * unwind-sjlj.c: Likewise.
11353 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11355 * doc/invoke.texi: Document PDP-11 options.
11357 2002-01-10 Kazu Hirata <kazu@hxi.com>
11359 * config/h8300/h8300.h: Fix formatting.
11361 2002-01-10 Ira Ruben <ira@apple.com>
11363 Add __attribute__ ((deprecated)).
11364 * extend.texi: Document __attribute__ ((deprecated)).
11365 * invoke.texi: Document -Wno-deprecated-declarations.
11366 * testsuite/g++.dg/other/deprecated.C: New C++ test.
11367 * testsuite/gcc.dg/deprecated.c: New C test.
11368 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
11369 (c_common_attribute_table): Add "deprecated" entry.
11370 (handle_deprecated_attribute): New function.
11371 * c-decl.c (deprecated_states): New enum.
11372 deprecated_state: State of "deprecated" handling.
11373 (start_decl): Set deprecated_state based on attributes.
11374 (grokdeclarator): Test for deprecated uses, propagate attribute.
11375 * c-typeck.c (build_component_ref): Test for deprecated fields.
11376 (build_external_ref): Test for deprecated primaries.
11377 * diagnostic.c (warn_deprecated_use) New function to issue
11378 warnings about __attribute__ ((depricated)) references.
11379 * flags.h (warn_deprecated_decl): Extern declared for
11380 -W[no-]deprecated-declarations option.
11381 * print-tree.c (print_node): Show deprecated flag status.
11382 * toplev.c (warn_deprecated_decl): Defined.
11383 (W_options): Added "deprecated-declaration".
11384 * toplev.h (warn_deprecated_use): Extern declared.
11385 * tree.h (struct tree_common): Define deprecated_flag.
11386 (TREE_DEPRECATED): New macro to access flag.
11387 * cp/call.c (build_call): Test for deprecated calls.
11388 * cp/class.c (add_implicitly_declared_members): Set global
11389 flag to tell grokdeclarator to not issue deprecated warnings.
11390 * cp/cp-tree.h: Add extern for adding_implicit_members.
11391 * cp/decl.c (deprecated_states): New enum.
11392 (start_decl): Set deprecated_state based on attributes.
11393 (grokdeclarator): Test for deprecated uses, propagate attribute.
11394 * cp/lex.c (do_identifier): Test for deprecated primaries.
11395 * cp/typeck.c (build_component_ref): Test for deprecated fields.
11397 2002-01-10 Ira Ruben <ira@apple.com>
11399 Fix to assign attributes to inline member functions.
11400 * cp/decl.c (start_method): Handle attrlist.
11402 2002-01-10 Kazu Hirata <kazu@hxi.com>
11404 * combine.c (expand_field_assignment): Use subreg_lsb().
11406 2002-01-10 David Edelsohn <edelsohn@gnu.org>
11408 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
11409 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
11410 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
11411 Recurse for any operand of AND as long as constant is non-zero.
11413 2002-01-10 Kazu Hirata <kazu@hxi.com>
11415 * config/h8300/h8300.md: Remove constraints from expanders.
11417 2002-01-10 Kazu Hirata <kazu@hxi.com>
11419 * varasm.c: Fix formatting.
11420 * varray.c: Likewise.
11421 * vmsdbgout.c: Likewise.
11422 * xcoffout.c: Likewise.
11424 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
11426 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
11427 update edge probabilities to match.
11429 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11431 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
11432 dependencies.
11433 * doc/languages.texi, doc/sourcebuild.texi: New files.
11434 * doc/configfiles.texi: Make a subsubsection. Update.
11435 * doc/configterms.texi: Add @node. Remove warning that this isn't
11436 instructions for building GCC.
11437 * doc/makefile.texi: Make a subsection.
11438 * doc/gccint.texi: Update.
11440 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
11442 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
11444 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
11446 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
11448 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
11450 * optabs.c (expand_fix): Look for wider integer modes first.
11452 * i386.md (mov?f): Avoid the fake const double trick for medium
11453 memory model.
11454 (min?f*/max?f*): Prohibit memory operands for i387 variant.
11455 (fop_df_4): Disable for SSE compilation.
11457 2002-01-10 Graham Stott <grahams@redhat.com>
11459 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
11460 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
11462 2002-01-10 Richard Henderson <rth@redhat.com>
11464 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
11466 2002-01-10 Richard Henderson <rth@redhat.com>
11468 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
11469 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
11471 2002-01-10 Kazu Hirata <kazu@hxi.com>
11473 * combine.c (can_combine_p): Fix a comment typo.
11475 2002-01-09 Zack Weinberg <zack@codesourcery.com>
11477 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
11478 empty list correctly. Change loop index $t to $f for
11479 consistency with rest of Makefile.
11481 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
11483 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
11484 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11486 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
11487 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
11488 (altivec_init_builtins): Same.
11489 (altivec_expand_unop_builtin): Return NULL_RTX on error.
11490 (altivec_expand_binop_builtin): Same.
11491 (altivec_expand_ternop_builtin): Same.
11492 (bdesc_dst): New.
11494 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
11495 ("altivec_vctuxs"): Fix typo.
11496 ("altivec_vnmsubfp"): Same.
11497 ("altivec_dssall"): New.
11498 ("altivec_mfvscr"): New.
11499 ("altivec_dss"): New.
11500 ("altivec_lvsl"): New.
11501 ("altivec_lvsr"): New.
11502 ("altivec_dstt"): New.
11503 ("altivec_dstst"): New.
11504 ("altivec_dststt"): New.
11505 ("altivec_dst"): New.
11507 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
11508 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11510 2002-01-09 Richard Henderson <rth@redhat.com>
11512 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
11514 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
11516 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
11517 function.
11518 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
11519 prototype.
11520 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
11522 2002-01-09 Kazu Hirata <kazu@hxi.com>
11524 * read-rtl.c: Fix formatting.
11525 * real.c: Likewise.
11526 * regclass.c: Likewise.
11527 * regrename.c: Likewise.
11528 * reg-stack.c: Likewise.
11529 * reload1.c: Likewise.
11530 * reload.c: Likewise.
11531 * rtl.c: Likewise.
11533 2002-01-09 Kazu Hirata <kazu@hxi.com>
11535 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
11536 to extract items in the expr_list chain.
11538 2002-01-09 Richard Henderson <rth@redhat.com>
11540 * config/vax/vax.c (vax_rtx_cost): Never abort.
11542 * config/vax/vax.h (REAL_ARITHMETIC): Define.
11544 2002-01-09 Jan Hubicka <jh@suse.cz>
11546 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
11548 2002-01-09 Richard Henderson <rth@redhat.com>
11550 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
11551 Unify code from various alternatives.
11553 2002-01-09 Richard Henderson <rth@redhat.com>
11555 * regrename.c (copy_value): Ignore the copy if the source register
11556 is present in the value chain with a narrower mode.
11558 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11560 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
11561 for the c4x target. Also improve layout.
11563 2002-01-09 Richard Henderson <rth@redhat.com>
11565 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
11566 * config/m32r/m32r.md (and ior xor splitters): Swap operands
11567 to match insn patterns.
11569 2002-01-09 Richard Henderson <rth@redhat.com>
11571 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
11572 (copyprop_hardreg_forward_1): Likewise.
11574 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11576 * pa.md (decrement_and_branch_until_zero): Change predicate for
11577 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
11579 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11581 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
11582 gets undefined. For Darwin.
11584 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11586 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
11588 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11590 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
11592 2002-01-08 Richard Henderson <rth@redhat.com>
11594 * regrename.c (copy_value): Ignore overlapping copies.
11596 2002-01-08 Richard Henderson <rth@redhat.com>
11598 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
11599 as needed to avoid shared structure.
11601 2002-01-08 Kazu Hirata <kazu@hxi.com>
11603 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
11604 H8/300H and H8/S.
11606 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11608 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
11609 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
11610 documentation of obsolete macros.
11611 * system.h: Poison these macros.
11612 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
11613 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
11614 config/c4x/c4x.h, config/clipper/clipper.h,
11615 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
11616 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
11617 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
11618 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
11619 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
11620 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
11621 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
11622 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
11623 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
11624 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
11625 config/sparc/sparc.h, config/stormy16/stormy16.h,
11626 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
11627 definitions and commented out definitions of obsolete macros.
11628 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
11629 of MAX_INT_TYPE_SIZE.
11631 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11633 * config/s390/s390.c (s390_preferred_reload_class): Never
11634 return ADDR_REGS if it isn't a subset of the given class.
11635 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
11636 FP_REGS, but all superclasses as well.
11638 * config/s390/s390.c (s390_function_profiler): Fix thinko.
11640 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
11641 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
11642 must not be a const_int.
11644 2002-01-08 Richard Henderson <rth@redhat.com>
11646 * Makefile.in (toplev.o): Depend on options.h.
11647 (gcc.o): Depend on specs.h.
11649 2002-01-08 Jakub Jelinek <jakub@redhat.com>
11651 * expr.c (store_expr): Convert VOIDmode constants back to target's
11652 mode.
11654 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11656 * doc/invoke.texi: Markup gcc as @command. Refer to
11657 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
11658 of http://gcc.gnu.org/thanks.html.
11660 2002-01-08 Dale Johannesen <dalej@apple.com>
11662 * config/rs6000/rs6000.md: Add missing int register
11663 target case to movdf_low.
11665 2002-01-08 Zack Weinberg <zack@codesourcery.com>
11667 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
11668 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
11669 (cppinit.o): Depend on except.h.
11670 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
11671 s-specs): New rules.
11673 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
11674 Don't create specs.h/options.h/gencheck.h here. Remove
11675 unnecessary variable settings from last argument of AC_OUTPUT.
11676 * config.in, configure: Regenerate.
11677 * intl.c: Hardcode package name as "gcc".
11679 * cppinit.c: Include except.h.
11680 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
11681 appropriate.
11682 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
11683 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
11684 (!)USING_SJLJ_EXCEPTIONS.
11685 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
11687 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11689 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
11690 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
11691 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
11692 documentation of obsolete macros.
11693 * system.h: Poison these macros.
11694 * config/d30v/d30v.h, config/ns32k/encore.h,
11695 config/stormy16/stormy16.h: Remove definitions and commented out
11696 definitions of obsolete macros.
11698 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
11700 * objc/objc-act.c (handle_class_ref): Mark the declaration of
11701 %sobjc_class_ref_%s as used - to prevent unwanted compiler
11702 warnings.
11704 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11706 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
11707 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
11708 to insn adjusting stack/frame pointer.
11709 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
11710 accept operands that cause the insn to be non-splittable.
11712 2002-01-08 Graham Stott <grahams@redhat.com>
11714 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
11715 (C_TYPE_FIELDS_VOLATILE): Likewise.
11716 (C_TYPE_BEING_DEFINED): Likewise.
11717 (C_IS_RESERVED_WORD): Likewise.
11718 (C_TYPE_VARIABLE_SIZE): Likewise.
11719 (C_DECL_VARIABLE_SIZE): Likewise.
11720 (C_MISSING_PROTOTYPE_WARNED): Likewise.
11721 (C_SET_EXP_ORIGINAL_CODE): Likewise.
11722 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
11723 parenthesis.
11724 (C_DECL_ANTICIPATED): Likewise.
11725 (c_build_type_variant): Add parenthesis.
11727 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11729 * gcc.c (option_map): Remove --version.
11730 (process_command): Handle -fversion following the GNU Coding
11731 Standards. Partially addresses PR other/704.
11733 2002-01-08 Graham Stott <grahams@redhat.com>
11735 * combine.c (combine_instructions): Fix typo.
11737 2002-01-08 Graham Stott <grahams@redhat.com>
11739 * debug.h: Use "tree" and "rtx" throughout.
11741 * debug.c: Likewise.
11743 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
11745 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
11746 constant pool, use the pool's version of the symbol instead.
11748 2002-01-07 Richard Henderson <rth@redhat.com>
11750 * regrename.c (find_oldest_value_reg): Ignore the value chain if
11751 the original register was copied in a mode with a fewer number of
11752 hard registers than the desired mode.
11753 (copyprop_hardreg_forward_1): Likewise.
11754 (debug_value_data): Fix loop test.
11755 * toplev.c (parse_options_and_default_flags): Reenable
11756 -fcprop-registers at -O1.
11758 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11760 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
11761 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
11763 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
11764 predicates.
11766 * config/rs6000/rs6000.md: Add altivec predicate patterns.
11768 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
11770 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
11771 (pa_output_function_prologue): Output local label at the beginning of
11772 the prologue when profiling.
11773 (hppa_profile_hook): Use the local label rather than the function label.
11774 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
11776 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11778 * config/rs6000/rs6000.c (print_operand): Remove extra space.
11779 (altivec_expand_unop_builtin): Fix thinko.
11780 (altivec_expand_binop_builtin): Same.
11781 (altivec_expand_ternop_builtin): Same.
11782 (altivec_expand_builtin): Same.
11784 2002-01-07 Richard Henderson <rth@redhat.com>
11786 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
11788 2002-01-07 Jason Merrill <jason@redhat.com>
11790 * unwind-dw2.c (execute_cfa_program): Use < again.
11792 2002-01-07 Jakub Jelinek <jakub@redhat.com>
11794 * predict.c (combine_predictions_for_insn): Avoid division by zero.
11796 2002-01-07 Jakub Jelinek <jakub@redhat.com>
11798 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
11799 Don't allow -1 - x -> ~x simplifications in the first pass.
11801 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11803 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
11804 arguments.
11805 (altivec_expand_binop_builtin): Same.
11806 (altivec_expand_unop_builtin): Same.
11807 (print_operand): Fix typo.
11808 (bdesc_1arg): Add vupk* variants.
11810 * rs6000.h (rs6000_builtins): Add vupk* enums.
11812 * rs6000.md: Add altivec_vupk* variants.
11814 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11816 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
11817 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
11818 and last update dates.
11820 2002-01-07 Janis Johnson <janis187@us.ibm.com>
11822 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
11824 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
11826 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
11827 * config/avr/avr.h (CPP_SPEC): Likewise.
11828 (LINK_SPEC): Likewise.
11829 (CRT_BINUTILS_SPECS): Likewise.
11830 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11831 * doc/invoke.texi (AVR Options): Document them.
11833 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
11835 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
11836 LABEL_NUSES.
11838 2002-01-07 Graham Stott <grahams@redhat.com>
11840 * config/i386/i386.h: Update copyright date.
11841 (HALF_PIC_PTR): Add parenthesis.
11842 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
11843 (CONSTANT_ALIGNMENT): Add parenthesis.
11844 (DATA_ALIGNMENT): Likewise.
11845 (LOCAL_ALIGNMENT): Likewise.
11846 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
11847 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
11848 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
11849 (HARD_REGNO_NREGS): Add paranethesis.
11850 (VALID_SSE_REG_MODE): Whitespace.
11851 (VALID_MMX_REG_MODE): Whitespace.
11852 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
11853 (ix86_hard_regno_mode_ok): Add parenthesis.
11854 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
11855 (RETURN_IN_MEMORY): Whitespace.
11856 (N_REG_CLASSES): Add parenthesis.
11857 (INTEGER_CLASS_P): Add parenthesis and wrap.
11858 (FLOAT_CLASS_P): Likewise.
11859 (SSE_CLASS_P): Likewise.
11860 (MMX_CLASS_P): Likewise.
11861 (MAYBE_INTEGER_CLASS_P): Likewise.
11862 (MAYBE_FLOAT_CLASS_P): Likewise.
11863 (MAYBE_SSE_CLASS_P): Likewise.
11864 (MAYBE_MMX_CLASS_P): Likewise.
11865 (Q_CLASS_P): Likewise.
11866 (GENERAL_REGNO_P): Uppercase macro parameter.
11867 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
11868 (FP_REGNO_P): Likewise.
11869 (ANY_FP_REGNO_P): Uppercase macro parameter.
11870 (SSE_REGNO_P): Likewise.
11871 (SSE_REGNO): Likewise.
11872 (SSE_REG_P): Likewise.
11873 (SSE_FLOAT_MODE_P): Likewise.
11874 (MMX_REGNO_P): Likewise.
11875 (MMX_REG_P):Likewise.
11876 (STACK_REG_P): Likewise.
11877 (NON_STACK_REG_P): Likewise.
11878 (STACK_TOP_P): Likewise.
11879 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
11880 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
11881 (SECONDARY_MEMORY_NEEDED): Likewise.
11882 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
11883 (MD_ASM_CLOBBERS): Whitespace and wrap.
11884 (MUST_PASS_IN_STACK): Whitespace and wrap.
11885 (RETURN_POPS_ARGS): Add parenthesis.
11886 (INIT_CUMULATIVE_ARGS): Likewise.
11887 (FUNCTION_ARG): Likewise.
11888 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
11889 (SETUP_INCOMING_VARARGS): Likewise.
11890 (BUILD_VA_LIST_TYPE): Add parenthesis.
11891 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
11892 parenthsis.
11893 (EXPAND_BUILTIN_VA_ARG): Likewise.
11894 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
11895 (INITIALIZE_TRAMPOLINE): Add parenthesis.
11896 (INITIAL_ELIMINATION_OFFSET): Likewise.
11897 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
11898 (REGNO_OK_FOR_BASE_P): Likewise.
11899 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
11900 (REGNO_OK_FOR_DIREG_P): Likewise.
11901 (REG_OK_FOR_INDEX_P): Whitespace.
11902 (REG_OK_FOR_BASE_P): Whitespace.
11903 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
11904 parenthesis.
11905 (FIND_BASE_TERM): Fix typo.
11906 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
11907 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
11908 (SYMBOLIC_CONST; Whitespace.
11909 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
11910 (ENCODE_SECTION_INFO): Whitespace.
11911 (FINALIZE_PIC): Remove do { ... } while (0).
11912 (PROMOTE_MODE): Wrap in do { ... } while (0).
11913 (CONST_COSTS): Whitespace.
11914 (RTX_COSTS): Add paramethesis, whitespace and wrap.
11915 (REGISTER_MOVE_COST): Add parenthesis.
11916 (MEMORY_MOVE_COST): Likewise.
11917 (EXTRA_CC_MODES): Whitespace.
11918 (SELECT_CC_MODE): Add parenthesis and whitespace.
11919 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
11920 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
11921 (ASM_OUTPUT_LABEL): Add paramethesis.
11922 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
11923 (ASM_OUTPUT_REG_POP): Likewise.
11924 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
11925 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
11927 * config/i386/i386.c: Update copyright.
11928 (CHECK_STACK_LIMIT): Add parenthesis.
11929 (AT_BP): Uppercase macro parameter.
11930 (x86_64_int_parameter_registers): Constify.
11931 (x86_64_int_return_registers): Likewise.
11932 (ix86_compare_op0): Use rtx.
11933 (construct_container): Constify INTREG parameter.
11934 (function_arg): Use rtx.
11936 * diagnostic.h: Update copyright date.
11937 (output_buffer_state): Add parenthesis.
11938 (output_buffer_format_args): Likewise.
11940 * combine.c (combine_instructions): Replace XEXP (links, 0)
11941 with link.
11943 2002-01-06 H.J. Lu <hjl@gnu.org>
11945 * cfgcleanup.c (thread_jump): Fix 2 typos.
11947 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
11949 * config.gcc: Add support for --enable-altivec.
11951 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
11953 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
11955 2002-01-06 Jakub Jelinek <jakub@redhat.com>
11957 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
11958 __objc_class_name_*.
11960 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
11962 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
11964 2002-01-06 Richard Henderson <rth@redhat.com>
11966 * reorg.c (emit_delay_sequence): Remove death notes, not merely
11967 nop them out. Increment label reference count for REG_LABEL.
11968 (fill_slots_from_thread): Frob label reference count around
11969 delete_related_insns.
11971 2002-01-05 Richard Henderson <rth@redhat.com>
11973 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
11974 jump threading.
11976 2002-01-05 Richard Henderson <rth@redhat.com>
11978 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
11979 * integrate.c (output_inline_function): Likewise.
11980 * toplev.c (rest_of_compilation): Do it here instead. Move call
11981 to remove_unnecessary_notes after emitting abstract instance.
11982 Force an emitted nested function to have its parent emited as well.
11983 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
11984 for null.
11985 (rtl_for_decl_location): Do not look at reload data structures
11986 before reload has run.
11988 2002-01-05 Kazu Hirata <kazu@hxi.com>
11990 * cse.c: Fix formatting.
11991 * dwarf2asm.c: Likewise.
11992 * dwarf2out.c: Likewise.
11993 * explow.c: Likewise.
11994 * expmed.c: Likewise.
11995 * function.c: Likewise.
11996 * gcov.c: Likewise.
11997 * gencheck.c: Likewise.
11998 * genrecog.c: Likewise.
11999 * ggc-common.c: Likewise.
12000 * ggc-page.c: Likewise.
12001 * global.c: Likewise.
12003 2002-01-05 Kazu Hirata <kazu@hxi.com>
12005 * combine.c: Fix formatting.
12007 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
12009 PR middle-end/1557
12010 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
12012 2002-01-05 David Edelsohn <edelsohn@gnu.org>
12014 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
12015 as 1 for __powerpc64__ as well.
12017 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
12019 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
12020 return it.
12022 2002-01-05 Daniel Berlin <dan@dberlin.org>
12024 * lcm.c: Revert change, due to performance regression it causes on
12025 SPEC because it's slightly more conservative (sigh, I hate
12026 edge-based LCM).
12028 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
12030 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
12032 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12034 * doc/cppinternals.texi: Update.
12036 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
12038 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
12039 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
12040 negatives.
12041 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
12042 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
12043 kludge for pre-october-14th mmix versions to handle new-found bug
12044 with PUSHJ/PUSHGO and the register stack.
12045 * config/mmix/mmix.h (struct machine_function): Rename member
12046 has_call_value_without_parameters to has_call_without_parameters.
12047 All referers changed.
12048 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
12049 TARGET_MASK_BRANCH_PREDICT): New macros.
12050 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
12051 -mno-reg-stack-fill-bug-workaround.
12052 * config/mmix/mmix.md ("call"): Set struct machine member
12053 has_call_without_parameters.
12055 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
12057 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
12059 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
12061 * cfgcleanup.c: Include tm_p.h
12062 (mark_effect): Fix handling of hard register; fix handling of SET
12064 2002-01-04 Kazu Hirata <kazu@hxi.com>
12066 * config/h8300/h8300.md (anonymous patterns): Check that
12067 operands are registers before using REGNO on them.
12069 2002-01-03 Roland McGrath <roland@frob.com>
12071 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
12073 2002-01-04 Jakub Jelinek <jakub@redhat.com>
12075 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
12076 * c-common.h (genrtl_expr_stmt_value): Likewise.
12077 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
12078 (expand_expr_stmt_value): Add maybe_last argument.
12079 Don't warn about statement with no effect if it is the last statement
12080 in expression statement.
12081 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
12082 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
12083 expand_expr_stmt_value.
12084 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
12085 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
12086 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
12087 as maybe_last to expand_expr_stmt_value.
12089 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
12091 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
12092 be passed in, do not build it.
12093 (c_begin_if_stmt): New function.
12094 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12095 * c-common.h (c_expand_start_cond): Update prototype.
12096 (c_begin_if_stmt): Prototype new function.
12097 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12098 * c-parse.in (if_prefix): Use c_begin_if_stmt,
12099 c_begin_while_stmt and c_finish_while_stmt_cond.
12101 2002-01-04 William Cohen <wcohen@redhat.com>
12103 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
12104 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12105 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12106 * config/pa/som.h (ASM_FILE_START): Likewise.
12108 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
12110 * lcm.c: Include df.h.
12111 Add available_transfer_function prototype.
12112 (compute_available): Rework to use iterative dataflow framework.
12113 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
12114 with bb_info in df.h
12115 (available_transfer_function): New function.
12117 * Makefile.in (lcm.o): add df.h to dependencies.
12119 2002-01-04 Richard Henderson <rth@redhat.com>
12121 * config/alpha/alpha.c (some_operand): Accept HIGH.
12122 (input_operand): Likewise; accept simple references to globals.
12123 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
12124 (alpha_const_double_ok_for_letter_p): Likewise.
12125 (alpha_extra_constraint): Likewise.
12126 (alpha_preferred_reload_class): Likewise. Do not force
12127 symbolic constants to memory.
12128 (alpha_legitimate_address_p): Accept simple references
12129 to small_symbolic_operand.
12130 (alpha_legitimize_address): New arg scratch. Be prepared to be
12131 called when no_new_pseudos. Emit simple symbolic references.
12132 Split integers into low, high, and rest.
12133 (alpha_expand_mov): Use alpha_legitimize_address.
12134 (some_small_symbolic_mem_operand): New.
12135 (split_small_symbolic_mem_operand): New.
12136 * config/alpha/alpha-protos.h: Update.
12137 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
12138 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12139 (EXTRA_CONSTRAINT): Likewise.
12140 (PREFERRED_RELOAD_CLASS): Likewise.
12141 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
12142 (PREDICATE_CODES): Update.
12143 * config/alpha/alpha.md: New post-reload splitters to convert
12144 simplfied symbolic operands to the form that references $29.
12145 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
12146 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
12148 2002-01-03 Richard Henderson <rth@redhat.com>
12150 * local-alloc.c (function_invariant_p): Update commentary.
12152 2002-01-04 H.J. Lu <hjl@gnu.org>
12154 * toplev.c (rest_of_compilation): Fix a typo when calling
12155 cleanup_cfg.
12157 2002-01-03 Kazu Hirata <kazu@hxi.com>
12159 * c-common.c: Fix formatting.
12160 * diagnostic.c: Likewise.
12161 * doloop.c: Likewise.
12162 * dwarf2out.c: Likewise.
12164 2002-01-03 Kazu Hirata <kazu@hxi.com>
12166 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
12167 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
12169 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12171 * cpperror.c: Update comments and copyright.
12172 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
12173 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
12175 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12177 * collect2.c (main): Use strcmp when testing for "-shared".
12179 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12181 * cppmacro.c: Don't include intl.h. Update comments.
12182 (new_number_token): Allocate enough buffer for 64-bit unsigned
12183 integers; update prototype.
12184 * cppmain.c: Update comments.
12186 2002-01-03 William Cohen <wcohen@redhat.com>
12188 * function.h (struct function): Add profile.
12189 (current_function_profile): New.
12190 doc/extend.texi: Update documentation.
12191 * final.c (final_start_function): Use current_function_profile
12192 instead of profile_flag.
12193 (profile_after_prologue): Likewise.
12194 * function.c (expand_function_start): Likewise.
12195 (expand_function_start): Likewise.
12196 * config/alpha/alpha.c (direct_call_operand):
12197 (alpha_does_function_need_gp): Likewise.
12198 (alpha_expand_prologue): Likewise.
12199 * config/arm/arm.c (arm_expand_prologue): Likewise.
12200 thumb_expand_prologue: Likewise.
12201 * config/d30v/d30v.c (d30v_stack_info): Likewise.
12202 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
12203 (fr30_expand_prologue): Likewise.
12204 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
12205 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
12206 * config/i386/i386.h (FINALIZE_PIC): Likewise.
12207 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12208 * config/i960/i960.c (i960_output_function_prologue): Likewise.
12209 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12210 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
12211 (m32r_expand_prologue): Likewise.
12212 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
12213 (m88k_expand_prologue): Likewise.
12214 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
12215 * config/mips/mips.c (compute_frame_size): Likewise.
12216 (mips_expand_prologue): Likewise.
12217 (mips_can_use_return_insn): Likewise.
12218 * config/pa/elf.h (ASM_FILE_START): Likewise.
12219 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12220 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12221 * config/pa/som.h (ASM_FILE_START): Likewise.
12222 * config/romp/romp.c (romp_using_r14): Likewise.
12223 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
12224 (rs6000_stack_info): Likewise.
12225 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12226 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
12227 * config/v850/v850.c (compute_register_save_size): Likewise.
12229 2002-01-03 Jakub Jelinek <jakub@redhat.com>
12231 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
12232 gen_lowpart_common fails, use gen_lowpart_SUBREG.
12234 2002-01-03 Turly O'Connor <turly@apple.com>
12236 * darwin.c (machopic_output_possible_stub_label): Don't generate
12237 stub routines for pseudo-stubs which we've just defined.
12239 2002-01-03 Kazu Hirata <kazu@hxi.com>
12241 * builtins.c: Fix formatting.
12242 * c-typeck.c: Likewise.
12243 * combine.c: Likewise.
12244 * expr.c: Likewise.
12245 * loop.c: Likewise.
12247 2002-01-03 Andreas Schwab <schwab@suse.de>
12249 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
12250 and return true if _cpp_push_next_buffer pushed a new include
12251 file.
12252 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
12253 _cpp_pop_file_buffer did not push a new file.
12254 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
12256 2002-01-02 Eric Christopher <echristo@redhat.com>
12258 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
12259 FIND_REG_INC_NOTE call. Update copyright.
12260 * loop.c (canonicalize_condition): Ditto.
12261 * reorg.c (delete_scheduled_jump): Ditto.
12263 2002-01-03 Kazu Hirata <kazu@hxi.com>
12265 * gcse.c: Fix formatting.
12267 2002-01-03 Graham Stott <grahams@redhat.com>
12269 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
12270 forward defs for struct tags rtx_def, union_tree, rtvec_def
12271 also output corresponding typedefs for rtx, tree, and rtvec.
12273 * system.h: Move forward defs for struct tags rtx_def, union_tree,
12274 rtvec_def along with corresponding typedefs for rtx, tree, and
12275 rtvec to config.h, hconfig.h, tconfig.h.
12277 2002-01-03 Graham Stott <grahams@redhat.com>
12279 * tree.h: Update copyright date.
12280 (IS_EXPR_CODE_CLASS): Add parenthesis.
12281 (TREE_SET_CODE): Add whitespace.
12282 (TREE_CHECK): Add parenthesis.
12283 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
12284 (CST_OR_CONSTRUCTOR_CHECK):
12285 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
12286 (TREE_SYMBOL_REFERENCED): Whitespace.
12287 (INT_CST_LT): Likewise.
12288 (INT_CST_LT_UNSIGNED): Likewise.
12289 (tree_real_cst): Unwrap comment.
12290 (tree_string): Likewise.
12291 (tree_complex): Likewise.
12292 (IDENTIFIER_POINTER): correct cast.
12293 (SAVE_EXPR_CONTEXT): Whitespace.
12294 (EXPR_WFL_FILENAME_NODE): Likewise.
12295 (EXPR_WFL_FILENAME): Remove parenthesis.
12296 (DECL_ORIGIN): Add parenthesis.
12297 (DECL_FROM_INLINE): Use NULL_TREE.
12298 (build_int_2): Whitespace.
12299 (build_type_variant): Add parenthesis.
12301 * gcc/jcf-parse.c: Update copyright date.
12302 (yyparse): Constify resource_filename.
12304 2002-01-03 Graham Stott <grahams@redhat.com>
12306 * rtl.h: Update copyright date.
12307 (RTL_CHECK1): Wrap long line.
12308 (RTL_CHECK2): Likewise.
12309 (RTL_CHECKC1): Wrap long line and whitespace.
12310 (RTL_CHECKC2): Likewise.
12311 (XWINT): Whitespace.
12312 (XINT): Likewise.
12313 (XSTR): Likewise.
12314 (XEXP): Likewise.
12315 (XVEC): Likewise.
12316 (XMODE): Likewise.
12317 (XBITMAP): Likewise.
12318 (XTREE): Likewise.
12319 (XBBDEF): Likewise.
12320 (XTMPL): Likewise.
12321 (X0WINT): Likewise.
12322 (X0INT):Likewise.
12323 (X0UINT): Likewise.
12324 (X0STR): Likewise.
12325 (X0EXP): Likewise.
12326 (X0VEC): Likewise.
12327 (X0MODE): Likewise.
12328 (X0BITMAP): Likewise.
12329 (X0TREE): Likewise.
12330 (X0BBDEF): Likewise.
12331 (X0ADVFLAGS): Likewise.
12332 (X0CSELIB): Likewise.
12333 (X0MEMATTR): Likewise.
12334 (XCWINT): Likewise.
12335 (XCINT): Likewise.
12336 (XCUINT): Likewise.
12337 (XCSTR): Likewise.
12338 (XCEXP): Likewise.
12339 (XCVEC): Likewise.
12340 (XCMODE): Likewise.
12341 (XCBITMAP): Likewise.
12342 (XCTREE): Likewise.
12343 (XCBBDEF): Likewise.
12344 (XCADVFLAGS): Likewise.
12345 (XCCSELIB): Likewise.
12346 (XC2EXP): Likewise.
12347 (INSN_UID): Likewise.
12348 (PREV_INSN): Likewise.
12349 (PATTERN): Likewise.
12350 (INSN_CODE): Likewise.
12351 (PUT_REG_NOTE_KIND): Likewise.
12352 (CODE_LABEL_NUMBER): Likewise.
12353 (NOTE_SOURCE_FILE): Likewise.
12354 (NOTE_BLOCK): Likewise.
12355 (NOTE_EH_HANDLER): Likewise.
12356 (NOTE_RANGE_INFO): Likewise.
12357 (NOTE_LIVE_INFO): Likewise.
12358 (NOTE_BASIC_BLOCK): Likewise.
12359 (NOTE_EXPECTED_VALUE): Likewise.
12360 (NOTE_LINE_NUMBER): Likewise.
12361 (LABEL_NAME): Likewise.
12362 (LABEL_NUSES): Likewise.
12363 (LABEL_ALTERNATE_NAME): Likewise.
12364 (ADDRESSOF_DECL): Likewise.
12365 (JUMP_LABEL): Likewise.
12366 (LABEL_NEXTREF): Likewise.
12367 (REGNO): Likewise.
12368 (ORIGINAL_REGNO: Likewise.
12369 (HARD_REGISTER_NUM_P): Add parenthesis.
12370 (SUBREG_REG): Whitespace.
12371 (SUBREG_BYTE): Likewise.
12372 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
12373 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
12374 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
12375 (ASM_OPERANDS_INPUT_VEC): Likewise.
12376 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
12377 (ASM_OPERANDS_INPUT): Likewise.
12378 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
12379 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
12380 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
12381 (ASM_OPERANDS_INPUT_MODE): Likewise.
12382 (ASM_OPERANDS_SOURCE_FILE): Likewise.
12383 (ASM_OPERANDS_SOURCE_LINE): Likewise.
12384 (MEM_SET_IN_STRUCT_P): Minor reformat.
12385 (TRAP_CONDITION): Whitespace.
12386 (TRAP_CODE): Likewise.
12387 (COND_EXEC_TEST): Likewise.
12388 (COND_EXEC_CODE): Likewise.
12389 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
12390 (PHI_NODE_P): Add parenthesis.
12391 (plus_constant): Whitespace and add parenthesis.
12393 2002-01-03 Kazu Hirata <kazu@hxi.com>
12395 * config/avr/avr.c: Fix comment typos.
12396 * config/c4x/c4x.md: Likewise.
12397 * config/dsp16xx/dsp16xx.h: Likewise.
12398 * config/dsp16xx/dsp16xx.md: Likewise.
12399 * config/i386/i386.md: Likewise.
12400 * config/ia64/ia64.c: Likewise.
12401 * config/m32r/m32r.h: Likewise.
12402 * config/m68hc11/m68hc11.md: Likewise.
12403 * config/mmix/mmix.c: Likewise.
12404 * config/mn10200/mn10200.c: Likewise.
12405 * config/romp/romp.c: Likewise.
12406 * config/sh/sh.c: Likewise.
12407 * config/stormy16/stormy16.c: Likewise.
12408 * config/stormy16/stormy16.h: Likewise.
12409 * config/stormy16/stormy16.md: Likewise.
12411 2002-01-03 Graham Stott <grahams@redhat.com>
12413 * loop.h: Update copyright date.
12414 (LOOP_MOVABLES): Fix typo.
12415 (LOOP_REGS): Likewise.
12416 (LOOP_IVS): Likewise.
12418 2002-01-03 Graham Stott <grahams@redhat.com>
12420 * cppinit.c: Update copyright date.
12421 Don't include output.h
12422 * Makefile.in: Update copyright date.
12423 Update dependency.
12425 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
12427 PR c/5226
12428 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
12429 (-pthread) Add to RS/6000 options.
12431 2002-01-02 Kazu Hirata <kazu@hxi.com>
12433 * except.c: Fix comment typos.
12434 * loop.c: Likewise.
12435 * varasm.c: Likewise.
12436 * doc/tm.texi: Fix a typo.
12438 2002-01-02 Jakub Jelinek <jakub@redhat.com>
12440 * c-typeck.c (output_init_element): Allow initializing static storage
12441 duration objects with compound literals.
12443 2002-01-02 Richard Henderson <rth@redhat.com>
12445 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
12446 after abusing it.
12448 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12450 * gcc.c (default_compilers): Const-ify.
12451 * mips-tdump.c (stab_names): Likewise.
12452 * mips-tfile.c (map_coff_types, map_coff_storage,
12453 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
12454 pseudo_ops_t, pseudo_ops): Likewise.
12455 * protoize.c (default_include): Likewise
12457 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
12458 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
12459 Add array size in declaration.
12460 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
12461 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
12462 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
12463 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
12464 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
12465 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
12466 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
12467 emtens, make_nan): Const-ify.
12468 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
12469 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
12471 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
12473 * config.gcc (ia64-*-*): Set extra_headers.
12474 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
12475 * config/alpha/t-osf: Remove.
12476 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
12478 2002-01-02 David Edelsohn <edelsohn@gnu.org>
12480 * config/rs6000/t-aix43: Revert previous change.
12482 2002-01-02 Jason Merrill <jason@redhat.com>
12484 * c-decl.c (c_expand_body): Call outlining_inline_function when
12485 emitting an inline function out of line.
12487 2002-01-02 Richard Henderson <rth@redhat.com>
12489 * dwarf2out.c (limbo_die_node): Add created_for member.
12490 (new_die): New argument created_for. Update all callers.
12491 (mark_limbo_die_list): New.
12492 (dwarf2out_init): Register limbo_die_list as a root.
12493 (dwarf2out_finish): Force insert limbo dies into their function
12494 context.
12496 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
12498 PR c++/5089
12499 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
12501 2002-01-02 Kazu Hirata <kazu@hxi.com>
12503 * config/h8300/fixunssfsi.c: Update copyright.
12504 Fix comment typos.
12505 Fix formatting.
12506 * config/h8300/h8300.c: Update copyright.
12507 Eliminate warnings.
12509 2002-01-02 Kazu Hirata <kazu@hxi.com>
12511 * config/romp/romp.c: Fix comment formatting.
12512 * config/romp/romp.h: Likewise.
12513 * config/romp/romp.md: Likewise.
12514 * config/s390/s390.c: Likewise.
12515 * config/stormy16/stormy16.c: Likewise.
12516 * config/stormy16/stormy16.h: Likewise.
12518 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
12520 * c-common.h (genrtl_expr_stmt_value): Declare.
12521 * c-semantics.c (genrtl_goto_stmt): Redirect to...
12522 (genrtl_goto_stmt_value): ... this new function. Pass new
12523 argument down to expand_expr_stmt_value, taking
12524 TREE_ADDRESSABLE into account.
12525 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
12526 STMT_EXPR as addressable, i.e., one whose result we want.
12527 * expr.c (expand_expr): Don't save expression statement value
12528 of labeled_blocks or loop_exprs.
12529 * stmt.c (expand_expr_stmt): Redirect to...
12530 (expand_expr_stmt_value): ... this new function. Use new
12531 argument to tell whether to save expression value.
12532 (expand_end_stmt_expr): Reset last_expr_type and
12533 last_expr_value if we don't have either.
12534 * tree-inline.c (declare_return_variable): Mark its use
12535 statement as addressable.
12536 * tree.h: Document new use of TREE_ADDRESSABLE.
12537 (expand_expr_stmt_value): Declare.
12539 2002-01-01 Tom Rix <trix@redhat.com>
12541 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
12542 rs6000_emit_allocate_stack.
12544 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
12546 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
12547 ${srcdir}/ginclude/ to every entry in extra_headers.
12548 * configure: Regenerate.
12549 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
12550 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
12551 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
12552 * ginclude/proto.h: Rename to config/convex/proto.h.
12554 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12556 * attribs.c (handle_vector_size_attribute): Use host_integerp
12557 and tree_int_cst; remove warnings.
12558 * caller-save.c (insert_restore): Add cast to get rid of warning.
12559 (insert_save): Likewise.
12560 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
12561 * regmove.c (find_matches): Add temporary var to kill a warning.
12563 2002-01-01 Douglas B Rupp <rupp@gnat.com>
12565 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
12566 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
12567 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
12568 (vms-dwarf2eh.o): Add Makefile rule.
12569 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
12570 * config/alpha/vms-dwarf2eh.asm: New file.
12572 * gcc.c (delete_if_ordinary): Delete all versions.
12574 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
12576 * config/mmix/mmix.md: Update FIXME to not mention
12577 define_constants.
12578 (MMIX_rJ_REGNUM): New define_constants constant.
12579 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
12580 "*movdicc_real"): Adjust contraints formatting.
12581 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
12582 for branch prediction.
12583 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
12584 output template.
12585 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
12586 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
12587 number. Delete related FIXMEs.
12588 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
12589 from number to MMIX_rJ_REGNUM.
12590 (TARGET_MASK_BRANCH_PREDICT): New.
12591 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
12592 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
12593 value. Add -mbranch-predict and -mno-branch-predict.
12594 (TARGET_VERSION): Drop date.
12595 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
12596 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
12597 for finding out global symbols.
12598 (mmix_asm_output_labelref): Revert condition for global symbol.
12599 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
12600 (mmix_print_operand_punct_valid_p): A '+' is valid.
12602 See ChangeLog.6 for earlier changes.