1 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
4 not DIV/MOD, of course.
6 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
8 * rtl.def: Undo my patch commited 2001-08-27.
10 * genattrtab.c: Ditto.
16 * target-def.h: Ditto.
20 * haifa-sched.c: Ditto.
32 * doc/contrib.texi: Ditto.
34 * doc/gcc.texi: Ditto.
36 * genattrtab.h: Remove it.
38 * genautomata.c: Remove it.
40 * genattr.c: Undo my patch and Richard Henderson's patch commited
43 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
45 * config.gcc (h8300-*-elf*): New case.
46 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
47 (SUBTARGET_CPP_SPEC): Define.
48 (EXTRA_SPECS): Define.
49 (SUBTARGET_EXTRA_SPECS): Define.
50 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
51 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
53 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
55 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
56 (LIB2FUNCS_EXTRA): Define.
57 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
58 config/h8300/fixunssfsi.c: New file.
60 2001-08-30 Kazu Hirata <kazu@hxi.com>
62 * config/h8300/h8300.md (zero_extendqihi2): Changes to
63 define_expand to accomodate target-specific attributes.
64 (anonymous zero_extendqihi2 patterns): New.
66 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
68 * h8300.md (*andorhi3): New pattern.
70 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
72 * h8300.c (dosize): Fix test for "sub".
74 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
76 * c-typeck.c (pointer_diff): Try to eliminate common term before
79 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
81 * reload1.c (move2add_note_store): Correct typo checking for
84 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
86 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
87 note should not be considered outside the libcall block.
89 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
91 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
93 2001-08-29 Kazu Hirata <kazu@hxi.com>
95 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
97 2001-08-29 Kazu Hirata <kazu@hxi.com>
99 * config/h8300/h8300-protos.h: Add a prototype for
101 * config/h8300/h8300.c (emit_logical_op): New.
102 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
109 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
111 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
112 comparison with rtx INTVAL.
113 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
115 * pa.h (FUNCTION_ARG_SIZE): Likewise.
117 2001-08-29 Kazu Hirata <kazu@hxi.com>
119 * config/h8300/lib1funcs.asm: Update the copyright. Fix
122 2001-08-29 Kazu Hirata <kazu@hxi.com>
124 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
125 (reg n) to (mem (pre_dec (reg n))
126 (anonymous movsi pattern): Likewise.
128 2001-08-29 Kazu Hirata <kazu@hxi.com>
130 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
132 2001-08-29 Kazu Hirata <kazu@hxi.com>
134 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
135 several special constants.
137 2001-08-29 Kazu Hirata <kazu@hxi.com>
139 * config/h8300/lib1funcs.asm: Fix comment typos.
141 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
143 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
144 Fix format specifier warnings.
146 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
147 inet_makeaddr, semctl): Prototype.
149 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
150 (save_restore_insns): Use base_offset, not gp_offset.
152 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
153 (ASM_OUTPUT_BYTE): Fix format specifier warning.
155 2001-08-29 Richard Henderson <rth@redhat.com>
157 * bb-reorder.c (function_tail_eff_head): New.
158 (record_effective_endpoints): Set it.
159 (fixup_reorder_chain): Use it.
161 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
163 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
165 2001-08-28 Dale Johannesen <dalej@apple.com>
167 * config/darwin.c (machopic_function_base_name): Add const
168 qualifier to a string.
169 (darwin_encode_section_info): Ditto.
171 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
173 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
176 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
178 * df.h (struct df): Add rts_order variable.
180 * df.c (df_visit_next_rts): New function.
181 (df_visit_next): Renamed to df_visit_next_rc
182 (df_analyse_1): Allocate/compute/free rts_order as well.
183 (df_rd_global_compute): Use df_visit_next_rc instead of
185 (df_ru_global_compute): Use df_visit_next_rts instead of
188 * flow.c (flow_reverse_top_sort_order_compute): New function.
190 * basic-block.h: Add prototype.
192 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
194 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
195 blocks, the BB_REACHABLE is now set, rather than aux being
196 non-NULL. Update the test to reflect this.
198 2001-08-28 Eric Christopher <echristo@redhat.com>
200 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
201 config/mips/crti.asm: Ditto.
203 2001-08-28 Eric Christopher <echristo@redhat.com>
204 Richard Henderson <rth@redhat.com>
206 * c-pragma.h (add_weak): Move prototype from here...
207 * output.h (add_weak): ... to here.
208 * varasm.c (add_weak): Fix typo.
209 * config/mips/crti.asm: New file.
210 * config/mips/crtn.asm: Ditto.
211 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
212 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
213 (INVOKE__main): Ditto.
214 (INIT_SECTION_ASM_OP): New.
215 (FINI_SECTION_ASM_OP): Ditto.
216 (STARTFILE_SPEC): Add crti.
217 (ENDFILE_SPEC): Add crtn.
218 * config/mips/elf64.h: Same.
219 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
221 * config/mips/vxworks.h: Ditto.
222 * config/mips/t-elf: Support crti and crtn.
224 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
226 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
229 2001-08-28 Richard Henderson <rth@redhat.com>
231 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
232 (one_cmplbi2 splitter): Remove redundant test.
234 2001-08-28 Dale Johannesen <dalej@apple.com>
236 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
238 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
240 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
242 2001-08-28 Stan Shebs <shebs@apple.com>
244 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
245 (UNALIGNED_SHORT_ASM_OP): Define.
246 (UNALIGNED_INT_ASM_OP): Define.
248 2001-08-28 Will Cohen <wcohen@redhat.com>
250 * config/rs6000/rs6000.md (store_multiple): Correct RTL
251 generation for first set.
253 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
255 * flow.c (redirect_edge_succ_nodup): Return new edge.
256 (try_simplify_condjump): Use new edge.
257 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
259 * cse.c (cse_basic_block): Skip note instructions.
261 2001-08-27 Richard Henderson <rth@redhat.com>
263 * combine.c (combine_simplify_rtx): Don't reverse condition
264 if there is no reverse for the condition.
265 (simplify_comparison): Don't simplify subregs from INT to FP.
267 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
268 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
269 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
270 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
271 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
272 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
274 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
276 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
277 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
279 (adddi_dilshr32, adddi_dishl32): Only data register can be
280 source for mem destination.
282 * expmed.c (store_bit_field): Ignore adjustment to bitpos
283 and use bitnum to decide about register move.
285 2001-08-27 Richard Henderson <rth@redhat.com>
287 * genattr.c (main): Emit state_t even when not doing scheduling.
289 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
290 Richard Henderson <rth@redhat.com>
292 * gcse.c (reg_first_set, reg_last_set): Replace with ...
293 (reg_avail_info, current_bb): ... these.
294 (oprs_unchanged_p, record_last_reg_set_info): Use them.
295 (compute_hash_table): Likewise.
297 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
299 * flow.c (verify_flow_info): Use checksums to verify edges.
301 2001-08-27 Richard Henderson <rth@redhat.com>
303 * genautomata.c (expand_automata): Always create a description.
305 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
307 * optabs.c (expand_binop): Correctly handle the carry in multiword
308 add/subtract operations.
310 2001-08-27 Fred Fish <fnf@be.com>
312 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
315 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
317 * reload.c (find_reloads_toplev): Back out this change:
319 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
321 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
322 mem if the address is a mode_dependent_address_p.
324 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
326 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
327 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
328 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
331 * genattr.c (main): New variable num_insn_reservations. Increase
332 it if there is DEFINE_INSN_RESERVATION. Output automaton based
333 pipeline hazard recognizer interface.
335 * genattrtab.h: New file.
337 * genattrtab.c: Include genattrtab.h.
338 (attr_printf, check_attr_test, make_internal_attr,
339 make_numeric_value): Move protypes into genattrtab.h. Define them
341 (num_dfa_decls): New global variable.
342 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
343 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
344 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
345 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
347 * genautomata.c: New file.
349 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
351 * sched-int.h: (curr_state): Add the external definition for
352 automaton pipeline interface.
353 (haifa_insn_data): Add comments for members blockage and units.
355 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
356 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
357 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
358 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
359 TARGET_SCHED_DFA_POST_CYCLE_INSN,
360 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
361 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
363 (TARGET_SCHED): Use the new macros.
365 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
366 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
367 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
368 dfa_bubble): New members in gcc_target.sched.
370 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
371 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
372 (insn_queue): Redefine it as pointer to array.
373 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
375 (max_insn_queue_index_macro_value): New variable.
376 (curr_state, dfa_state_size, ready_try): New varaibles for
378 (ready_element, ready_remove, max_issue): New function prototypes
379 for automaton interface.
380 (choose_ready): New function prototype.
381 (insn_unit, blockage_range): Add comments.
382 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
383 FUNCTION_UNITS_SIZE == 0.
384 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
385 actual_hazard, potential_hazard): Add comments.
386 (insn_cost): Use cost -1 as undefined value. Remove
387 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
389 (ready_element, ready_remove): New functions for automaton
391 (schedule_insn): Add new code for automaton pipeline interface.
392 (queue_to_ready): Add new code for automaton pipeline interface.
393 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
394 (debug_ready_list): Print newline when the queue is empty.
395 (max_issue): New function for automaton pipeline interface.
396 (choose_ready): New function.
397 (schedule_block): Add new code for automaton pipeline interface.
398 Print ready list before scheduling each insn.
399 (sched_init): Add new code for automaton pipeline interface.
400 Initiate insn cost by -1.
401 (sched_finish): Free the current automaton state and finalize
402 automaton pipeline interface.
404 * sched-rgn.c: Include target.h.
405 (init_ready_list, new_ready, debug_dependencies): Add new code for
406 automaton pipeline interface.
408 * sched-vis.c: Include target.h.
409 (get_visual_tbl_length): Add code for automaton interface.
410 (target_units, print_block_visualization): Add comments.
412 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
413 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
414 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
415 (getruntime.o, genautomata.o): New entries.
416 (genattrtab.o): Add new dependency file genattrtab.h.
417 (genattrtab): Add new dependencies. Link it with `libm.a'.
418 (getruntime.o, hashtab.o): New entries for canadian cross.
420 * doc/md.texi: Description of automaton based model.
422 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
424 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
425 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
426 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
427 TARGET_SCHED_DFA_POST_CYCLE_INSN,
428 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
429 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
430 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
432 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
433 MAX_DFA_ISSUE_RATE): New macro descriptions.
435 * doc/contrib.texi: Add dfa based scheduler contribution.
437 * doc/gcc.texi: Add more information about genattrtab.
439 2001-08-27 Diego Novillo <dnovillo@redhat.com>
441 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
444 2001-08-27 Richard Henderson <rth@redhat.com>
446 * function.c (expand_function_end): Don't init arg_pointer_save_area.
447 (get_arg_pointer_save_area): New. Create an init it here.
448 (fix_lexical_addr): Use it.
449 * function.h: Declare it.
450 * builtins.c (expand_builtin_setjmp_receiver): Use it.
451 * stmt.c (expand_nl_goto_receiver): Use it.
453 2001-08-27 Richard Henderson <rth@redhat.com>
455 * final.c (final_scan_insn): Don't enter APP_ON mode for
458 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
459 alignment for assemble_integer for DW_EH_PE_aligned.
460 * except.c (output_function_exception_table): Likewise.
462 2001-08-26 Andreas Jaeger <aj@suse.de>
464 * c-tree.h: Add prototyp for c_sizeof_nowarn.
466 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
468 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
470 2001-08-27 Alan Modra <amodra@bigpond.net.au>
472 * config/rs6000/rs6000.c (mask_operand): Rewrite without
474 (mask64_operand): Likewise.
475 (rldic_operand): Delete.
476 (includes_lshift64_p): Delete.
477 (includes_rldic_lshift_p): New function.
478 (includes_rldicr_lshift_p): New function.
479 (print_operand): Don't call rldic_operand in case 'W'.
480 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
481 (includes_lshift64_p): Remove.
482 (includes_rldic_lshift_p): Declare.
483 (includes_rldicr_lshift_p): Declare.
484 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
485 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
486 Replace match_operand rldic_operand predicate with
487 const_int_operand. Replace includes_lshift64_p condition with
488 includes_rldic_lshift_p.
489 <ashldi3_internal 64 bit rldicr patterns>: New.
491 2001-08-27 Andreas Jaeger <aj@suse.de>
493 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
494 * errors.c: Likewise.
496 * dwarf2asm.c: Likewise.
497 * doprint.c (checkit): Likewise.
498 * diagnostic.c: Likewise.
499 * collect2.c: Likewise.
501 * c-semantics.c (build_stmt): Likewise.
502 * c-format.c (status_warning): Likewise.
503 * c-errors.c (pedwarn_c99): Likewise.
504 * builtins.c (validate_arglist): Likewise.
505 * config/pj/pj.c (pj_printf): Likewise.
506 * fix-header.c: Likewise.
508 * gcov.c (fnotice): Likewise.
509 * gensupport.c (message_with_line): Likewise.
510 * mips-tfile.c: Likewise.
511 * protoize.c (notice): Likewise.
512 * read-rtl.c (fatal_with_file_and_line): Likewise.
513 * rtl-error.c: Likewise.
514 * tradcpp.c: Likewise.
516 * cp/tree.c (build_min_nt): Likewise.
517 (build_min): Likewise.
518 * cp/lex.c: Likewise.
519 * cp/errfn.c: Likewise.
520 * cp/rtti.c (create_pseudo_type_info): Likewise.
522 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
524 * df.c (df_uses_record): Return after recording all uses
527 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
529 * df.c (df_insn_modify): Realloc the INSN table here, if
530 necessary, here, too.
532 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
534 * config/mips/mips.c (mips_function_value): Handle complex return
537 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
539 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
541 * reload.c (make_memloc): Copy result if it is still
542 reg_equiv_memory_loc[regno] on return.
543 (subst_reloads) [ENABLE_CHECKING]: Check that none of
544 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
545 reg_equiv_mem are modified by the substitutions.
547 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
549 * predict.c (expensive_function_p): New.
550 * rtl.h (expensive_function_p): Declare.
551 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
552 (use_fast_prologue_epilogue): New static variable.
553 (expand_prologue): Set it; emit short prologues if unset.
554 (expand_epilogue): Likewise.
556 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
558 * config.gcc: Add stormy16-*-elf case.
559 * config/stormy16/stormy-abi: New file.
560 * config/stormy16/stormy16-lib2.c: New file.
561 * config/stormy16/stormy16-protos.h: New file.
562 * config/stormy16/stormy16.c: New file.
563 * config/stormy16/stormy16.h: New file.
564 * config/stormy16/stormy16.md: New file.
565 * config/stormy16/t-stormy16: New file.
567 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
569 * i386.h (no-accumulate-outgoing-args): Use proper mask.
571 2001-08-24 David Edelsohn <edelsohn@gnu.org>
573 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
574 descriptor members are pointer size, not constant 4.
575 * config/rs6000/rs6000.md (define_splits): Remove more unused
578 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
580 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
582 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
584 * cp/rtti.c (VPARAMS): Fix parameter.
586 2001-08-24 Zack Weinberg <zackw@panix.com>
588 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
590 (mode_for_extraction): No need for #ifdefs. Add default-case abort
592 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
593 in if controlling use of insv.
594 (extract_bit_field): Likewise, for extv and extzv.
596 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
598 * i386.md (movcc peep2): Fix load of 0.
600 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
602 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
603 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
605 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
607 * c-pragma.h: Move weak_syms and weak_decls...
608 * varasm.c: ...here. Now static.
609 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
610 depend on HANDLE_PRAGMA_WEAK.
612 * c-common.c (c_alignof, c_alignof_expr): Move here...
613 * c-typeck.c: ...from here.
614 * c-tree.h, c-common.h: Adjust.
616 2001-08-23 Bernd Schmidt <bernds@redhat.com>
618 * config/ia64/ia64.c (rws_update): If !pred, set write_count
619 instead of incrementing it.
621 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
622 asm ready, don't try to move them all into the same array element.
624 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
626 * function.c (thread_prologue_and_epilogue_insns): Avoid
627 fallthru flag on edge to exit.
629 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
631 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
634 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
636 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
637 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
638 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
641 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
643 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
644 replace "GNU CC" with "GCC".
646 2001-08-23 Richard Henderson <rth@redhat.com>
648 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
649 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
650 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
651 Need GR between FR and not GR_AND_FR.
652 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
653 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
654 AR regs before GR regs.
655 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
656 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
657 (REGISTER_MOVE_COST): Update.
658 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
660 2001-08-23 Richard Henderson <rth@redhat.com>
662 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
665 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
667 * reload1.c (emit_reload_insns): Don't look for notes
668 on a NULL store_insn.
670 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
672 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
673 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
674 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
675 format specifier warnings.
676 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
678 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
680 * config/i386/i386-protos.h: Correct declaration of
681 i386_pe_asm_named_section.
683 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
685 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
687 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
689 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
691 * cpperror.c (print_location): Don't show _Pragma.
692 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
693 and file change callback generation here.
694 (stack_include_file): Update use of cpp_push_buffer.
695 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
696 (struct cpp_buffer): Remove type, pfile members.
697 * cppinit.c (cpp_handle_option): Use free_chain.
698 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
699 (skip_escaped_newlines, get_effective_char, lex_percent): Take
700 a cpp_reader rather than a cpp_buffer.
701 (skip_escaped_newlines, get_effective_char, skip_block_comment,
702 skip_line_comment, parse_string, lex_percent, lex_dot,
703 _cpp_lex_token): Update accordingly.
704 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
706 (cpp_push_buffer): Update prototype.
707 (run_directive): Update use of cpp_push_buffer.
708 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
709 handle_assertion): Update use of run_directive.
710 * cpplib.h (enum cpp_buffer_type): Remove.
711 (cpp_push_buffer): Update prototype.
712 * fix-header.c (read_scan_file): Update.
714 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
716 * gcc.c (struct prefix_list): Change prefix to const char *.
718 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
720 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
722 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
724 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
727 * jump.c (squeeze_notes): Take parms by reference. Handle END being
730 * ifcvt.c (dead_or_predicable): Adjust.
731 * loop.c (find_and_verify_loops): Adjust.
732 * stmt.c (expand_end_case): Adjust.
733 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
734 head and end insn pointers in the basic block, not just local copies.
735 (merge_blocks_move_predecessor_nojumps): Likewise.
737 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
739 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
740 bitmap.h, builtin-types.def, builtins.c, builtins.def,
741 c-aux-info.c, c-common.c, c-common.def, c-common.h,
742 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
743 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
744 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
745 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
746 conditions.h, config.gcc, configure.frag, configure.in,
747 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
748 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
749 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
750 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
751 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
752 emit-rtl.c, errors.c, errors.h, except.c, except.h,
753 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
754 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
755 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
756 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
757 gencheck.c, gencodes.c, genconfig.c, genemit.c,
758 genextract.c, genflags.c, gengenrtl.c, genmultilib,
759 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
760 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
761 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
762 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
763 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
764 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
765 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
766 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
767 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
768 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
769 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
770 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
771 params.h, predict.c, predict.def, predict.h, prefix.c,
772 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
773 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
774 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
775 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
776 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
777 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
778 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
779 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
780 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
781 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
782 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
783 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
784 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
785 xcoffout.h: replace "GNU CC" with "GCC".
787 2001-08-21 Richard Henderson <rth@redhat.com>
789 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
790 (final_scan_insn): Consider jump tables data even if we have no
791 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
793 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
794 (ASM_OUTPUT_CASE_END): Remove.
795 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
796 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
797 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
799 2001-08-21 Richard Henderson <rth@redhat.com>
801 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
802 at barrier insns. Emit stop bits before barriers.
804 * flow.c (flow_find_cross_jump): Don't consider unconditional
805 return insns for commoning.
807 * final.c (compute_alignments): Fix typo.
809 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
810 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
811 (store_bit_field): Use mode_for_extraction more places.
812 (extract_bit_field): Likewise.
814 2001-08-21 Zack Weinberg <zackw@panix.com>
816 * caller-save.c: Don't include insn-codes.h.
817 (reg_save_code, reg_restore_code): Make arrays of int.
818 All uses updated to match.
819 (insert_save, insert_restore): No need to initialize "code"
820 variable upon declaration.
821 * Makefile.in: update dependencies; fix typo in clean rule.
823 2001-08-21 Richard Henderson <rth@redhat.com>
825 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
826 (merge_if_block): Handle fallout from same.
828 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
830 * builtins.c (type_to_class): Fix typo in last change.
832 2001-08-21 Richard Henderson <rth@redhat.com>
834 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
835 ia64_asm_output_label.
837 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
838 copy of gp while the real gp register contains garbage.
840 2001-08-21 Zack Weinberg <zackw@panix.com>
842 * expmed.c (mode_for_extraction): New function.
843 (store_bit_field, extract_bit_field): Use it.
844 * expr.h: Prototype it and provide an enum for its first argument.
846 * combine.c, function.c, recog.c: Don't include insn-codes.h.
847 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
848 and digging through the insn_data tables.
849 * Makefile.in: Update dependencies.
851 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
853 * cppfiles.c (stack_include_file): line-map.c now handles include
855 (handle_missing_handler): Similarly.
856 (_cpp_execute_include): Similarly.
857 (_cpp_pop_file_buffer): Similarly.
858 * cpphash.h (struct cpp_reader): Remove system_include_depth,
859 buffer_stack_depth and include_depth.
860 * cpplib.c (do_include_common): line-map.c now handles include depth.
861 (cpp_push_buffer): Similarly.
862 (_cpp_pop_buffer): Similarly.
863 * cppmacro.c (builtin_macro): Update.
864 * line-map.c (init_line_maps): Set depth.
865 (add_line_map): Increment "used" earlier. Update and use the
867 (trace_include): Use the include depth.
868 * line-map.h (struct line_maps): New member depth.
870 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
872 * cppfiles.c (stack_include_file): Don't handle -H here.
873 * cppinit.c (cpp_start_read): Set include tracing after
874 cpp_post_options and after stacking the main file.
875 * line-map.c (trace_include): New.
876 (init_line_maps, add_line_map): Update.
877 * line-map.h (struct line_maps): New member trace_includes.
879 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
881 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
882 * cppfiles.c (stack_include_file): Only stack a file if there
883 is something to do. Return a boolean indicating whether a
884 buffer was stacked or not.
885 (_cpp_execute_include): Similarly.
886 (_cpp_read_file): Similarly.
887 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
889 2001-08-21 Sam Steingold <sds@gnu.org>
891 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
892 (RECACHE): keep obufp_before_macroname up to date
894 2001-08-21 Zack Weinberg <zackw@panix.com>
896 * stmt.c: Don't include insn-codes.h.
897 (expand_end_case): Machine specific logic moved to expr.c.
898 No need to worry about __builtin_classify_type.
899 (check_for_full_enumeration_handling, emit_case_nodes):
902 * builtins.o (expand_builtin_classify_type): Split up so code
903 can be shared with fold_builtin_classify_type.
904 (type_to_class, fold_builtin_classify_type): New functions.
905 (fold_builtins): Handle __builtin_classify_type.
907 * expr.c (do_tablejump): Now static.
908 (case_values_threshold, try_casesi, try_tablejump): New;
909 code mostly from stmt.c (expand_end_case).
910 (expr.h): Update prototypes.
912 * Makefile.in (stmt.o): Update dependencies.
914 2001-08-21 Will Cohen <wcohen@redhat.com>
916 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
917 declaration of variable i.
918 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
919 declaration of variable i.
921 2001-08-21 Richard Henderson <rth@redhat.com>
923 * crtstuff.c: Fix thinko last change. Move list tails to start
924 of CRT_END section. Tidy ifdefs.
925 (__EH_FRAME_BEGIN__): Always static for ELF.
926 (__do_global_ctors_1): Rename from __frame_dummy.
927 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
928 name change; don't hide __EH_FRAME_BEGIN__.
930 2001-08-21 Richard Henderson <rth@redhat.com>
932 * gdbinit.in: Move break on exit after break on fancy_abort.
934 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
937 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
939 * cpphash.h (_cpp_push_next_buffer): New.
940 * cppinit.c (do_includes): Remove.
941 (push_include, free_chain, _cpp_push_next_buffer): New.
942 (cpp_start_read): Use them to rework command line option handling.
943 (cpp_handle_option): Combine handling of -include and -imacros.
944 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
945 appropriate. Always insert missing \n at EOF.
946 * cpplib.c (start_directive): Get the directive position right.
947 * cppmain.c (cb_file_change): Always print the first line, unless
950 2001-08-20 Andreas Jaeger <aj@suse.de>
952 * profile.c (compute_branch_probabilities): Remove extra new-line
954 * flow.c (verify_flow_info): Likewise.
956 2001-08-20 Diego Novillo <dnovillo@redhat.com>
958 * basic-block.h (basic_block): Add new field 'flags'.
959 (BB_REACHABLE): Define.
960 (expunge_block): Declare.
961 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
962 (EXIT_BLOCK_PTR): Ditto.
963 (expunge_block): Remove static declaration.
964 (cleanup_cfg): Clear bb->aux on every basic block.
965 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
966 computing reachability.
967 (delete_unreachable_blocks): Delete block b if b->flags has
970 2001-08-20 Diego Novillo <dnovillo@redhat.com>
972 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
974 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
976 * sparc.c (sparc_variable_issue): Fix typo in last change.
978 2001-08-20 Richard Henderson <rth@redhat.com>
980 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
982 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
984 * pa.h (RETURN_IN_MEMORY): Improve comment.
986 2001-08-20 Janis Johnson <janis187@us.ibm.com>
988 * doc/invoke.texi (Profiling options): Clarify the interactions
989 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
991 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
993 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
996 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
998 * gcc.c (make_relative_prefix): Allocate a sufficiently large
1001 2001-08-20 Richard Henderson <rth@redhat.com>
1003 * final.c (end_final): Fix typo last change.
1005 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
1007 * cppinit.c (init_standard_includes): The returned buffer
1008 is already malloc-ed.
1009 * gcc.c (add_prefix): Similarly.
1010 * prefix.c (translate_name): Update to support clear buffer
1012 (update_path): Similarly. Be sure to free any newly allocated
1013 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
1015 * prefix.h (update_path): Update prototype and document.
1016 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
1017 up and update to new buffer ownership rules.
1018 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
1020 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1022 * final.c (compute_alignments): New function.
1023 (init_insn_lengths): Do not care label_align.
1024 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
1025 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
1026 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
1027 (shorted_branches): Realloc label_align array; do
1028 not call init_insn_lengths; Do not care about loop alignments.
1029 * output.h (compute_alignments): Declare.
1030 * toplev.c (rest_of_compilation): Call compute_alignments.
1031 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
1033 * predict.c (block_info_def): Add npredecesors, remove nvisited;
1034 change visited to tovisit.
1035 (propagate_freq): Use faster traversing algorithm.
1036 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
1037 to tovisit; reverse meaning.
1039 * predict.c (struct block_info_def): Remove nvisited.
1040 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1041 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1043 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
1045 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
1046 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
1047 (TARGET_FUSED_MADD): New.
1048 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
1049 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
1050 the multiply-add instructions.
1052 2001-08-19 Richard Henderson <rth@redhat.com>
1054 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
1055 is aligned to pointer size.
1057 2001-08-19 Richard Henderson <rth@redhat.com>
1059 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
1060 display markers during final schedule.
1062 2001-08-19 Richard Henderson <rth@redhat.com>
1064 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
1066 2001-08-19 Richard Henderson <rth@redhat.com>
1068 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
1070 (ASM_NAME_TO_STRING): Remove.
1071 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
1072 in the same string. Remove support for expressions.
1074 2001-08-19 Richard Henderson <rth@redhat.com>
1076 * config/i386/i386.md (tablejump): Make an expander; handle
1077 pic relative addressing here.
1078 (tablejump_1): Rename from tablejump_pic.
1081 2001-08-19 Richard Henderson <rth@redhat.com>
1083 * regclass.c (fix_register): Fix typo.
1085 2001-08-18 Richard Henderson <rth@redhat.com>
1087 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
1088 (struct _Unwind_Context): Expand br_loc to hold it.
1089 (uw_frame_state_for): Handle leaf functions better.
1090 (uw_update_reg_address): Update for br_loc change.
1092 2001-08-18 Richard Henderson <rth@redhat.com>
1094 * crtstuff.c: Move list heads before code that uses them.
1095 (__JCR_LIST__): Remove initial null.
1096 (frame_dummy, __frame_dummy): Do java registration here ...
1097 (__do_global_ctors_aux): ... not here.
1099 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
1100 (__do_global_dtors_aux): Update to match.
1101 (__JCR_LIST__, __do_jv_register_classes): New.
1103 * config/ia64/crtend.asm (__JCR_END__): New.
1104 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
1105 instead of an indirect LTOFF22 reloc.
1107 2001-08-18 Richard Henderson <rth@redhat.com>
1109 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
1110 * regclass.c (init_reg_sets_1): Fix typo.
1111 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
1112 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
1113 (ia64_compute_frame_size): Make ar.unat live when in use.
1114 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
1115 for ar.pfs; remove ar.unat handling.
1116 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
1118 (PREDICATE_CODES): Add ar_pfs_reg_operand.
1119 * config/ia64/ia64-protos.h: Update decls.
1120 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
1121 (sibcall_pic): Likewise.
1123 2001-08-18 Richard Henderson <rth@redhat.com>
1125 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
1126 pred_rel_mutex when searching for insn_group_barrier.
1127 * config/ia64/ia64.md (cycle_display): Combine the expander
1130 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
1131 bit before asm as needed.
1133 2001-08-18 Richard Henderson <rth@redhat.com>
1135 * timevar.def (TV_MACH_DEP): New.
1136 * toplev.c (rest_of_compilation): Use it.
1137 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
1139 2001-08-18 Zack Weinberg <zackw@panix.com>
1141 * unwind-dw2.c (execute_stack_op): Add default aborts to
1142 the inner switches to prevent warnings.
1144 2001-08-18 Richard Henderson <rth@redhat.com>
1146 * timevar.h (struct timevar_time_def): Change element type to float.
1147 (ticks_to_msec, clocks_to_msec): Likewise.
1148 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
1149 (get_time): Likewise.
1150 (timevar_print): Adjust zero check and printing to match.
1152 2001-08-18 Zack Weinberg <zackw@panix.com>
1154 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
1155 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
1156 Eliminate overfull or underfull hboxes.
1158 2001-08-18 Zack Weinberg <zackw@panix.com>
1160 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1162 2001-08-18 Zack Weinberg <zackw@panix.com>
1164 * haifa-sched.c: Convert to target hooks. Macros replaced
1165 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
1166 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
1167 MD_SCHED_FINISH, and HAVE_cycle_display.
1168 * target-def.h (TARGET_SCHED_ADJUST_COST,
1169 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
1170 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
1171 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
1172 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
1173 New hook #defines to be overridden.
1174 (TARGET_SCHED): Bring them all together.
1175 (TARGET_INITIALIZER): Update.
1176 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
1177 instead of 'struct rtx_def *' throughout.
1178 (struct sched): New set of hooks for the scheduler.
1179 * Makefile.in (haifa-sched.o): Depend on target.h.
1180 * doc/tm.texi: Document the new scheduler hooks, together in
1181 their own section, instead of scattered around.
1182 Fix a bunch of underfull/overfull hboxes.
1184 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
1185 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
1186 sparc.h: Don't define any of the old scheduler macros.
1188 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
1189 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
1190 sparc.c: Create hook functions from code extracted from
1191 corresponding target header, or make existing hooks static, as
1192 appropriate. Set the appropriate entries in targetm.
1194 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
1195 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
1196 rs6000-protos.h, s390-protos.h, sparc-protos.h:
1197 Remove prototypes for functions which are now static.
1199 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
1200 related gunk; the Haifa scheduler is now the only choice.
1202 2001-08-18 Zack Weinberg <zackw@panix.com>
1204 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
1205 * genopinit.c: Put floating point divide insns in sdiv_optab.
1206 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
1207 * config/gofast.h, config/c4x/c4x.h,
1208 config/ia64/hpux_longdouble.h, config/mips/mips.h,
1209 config/pa/long_double.h, config/rs6000/sysv4.h,
1210 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
1211 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
1212 (init_optabs): Use init_optabv for overflow-trapping optabs.
1213 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
1214 cmp_optab RTX codes so have_insn_for can find them.
1216 * optabs.c (expand_simple_binop, expand_simple_unop,
1217 have_insn_for, gen_sub3_insn): New interfaces.
1218 * expr.h: Prototype new functions.
1219 (enum optab_methods): Move here from optabs.h.
1221 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
1222 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
1223 Use new functions instead of working directly with optabs.
1224 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
1225 unroll.c: Don't include optabs.h.
1226 * caller-save.c, combine.c, function.c, stmt.c: Just include
1227 insn-codes.h, not optabs.h.
1228 * Makefile.in: Update dependencies.
1230 * combine.c (make_compound_operation, simplify_comparison):
1231 Fix typos testing for this or that instruction.
1233 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1235 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
1236 generating libgcc.a.
1238 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1240 * except.c (TYPE_HASH): Delete.
1242 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
1245 * tree.c (TYPE_HASH): Delete.
1247 * tree.h (TYPE_HASH): Define.
1249 2001-08-18 Graham Stott <grahams@redhat.com>
1251 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
1253 (adddi3_internal_2+2): Likewise.
1254 (eh_set_lr_di+1): Likewise.
1256 2001-08-17 Richard Henderson <rth@redhat.com>
1258 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1259 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
1260 * dwarf2asm.c: ... here.
1261 * dwarfout.c: Remove them.
1263 * varasm.c (assemble_integer): Add align parameter.
1264 (assemble_real, output_constant, output_constructor): Likewise.
1265 * output.h: Update decls.
1266 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
1267 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
1268 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
1269 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
1270 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
1273 * final.c (end_final): Abort profile block generation if we
1274 havn't layed it out properly.
1275 * output.h (assemble_eh_integer): Remove stale decl.
1276 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
1278 (assemble_integer): Handle unaligned data.
1279 (assemble_real): Abort on unaligned data.
1280 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
1282 (default_dtor_section_asm_out_destructor): Use assemble_align.
1283 (default_named_section_asm_out_constructor): Likewise.
1284 (default_ctor_section_asm_out_constructor): Likewise.
1285 * config/darwin.c (machopic_asm_out_constructor): Likewise.
1286 (machopic_asm_out_destructor): Likewise.
1287 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
1288 (nextstep_asm_out_destructor): Likewise.
1289 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
1290 (vms_asm_out_destructor): Likewise.
1292 2001-08-17 Richard Henderson <rth@redhat.com>
1294 * config/mips/iris6.h (TARGET_IRIX6): New.
1295 (current_section_name, current_section_flags): New.
1296 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
1297 (MAX_OFILE_ALIGNMENT): New.
1298 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
1299 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
1300 (copy_file_data): Split out from
1301 (mips_asm_file_end): ... here.
1302 (mips_asm_file_start): Remove extra .section directive. Use
1303 tmpfile instead of mips_make_temp_file.
1304 (mips_unique_section): Use const char * as needed for warnings.
1305 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
1306 re-add align parameter.
1307 (iris6_asm_named_section): New.
1308 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
1309 (iris6_asm_output_align, iris6_section_align_1): New.
1310 (iris6_asm_file_start, iris6_asm_file_end): New.
1311 * config/mips/mips-protos.h: Update decls.
1313 2001-08-17 Janis Johnson <janis187@us.ibm.com>
1315 * doc/install.texi (Install GCC): Add links to build status pages.
1317 (Final install): Ditto; request updates for specific info
1319 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
1321 * cpperror.c (print_location): Don't take a file name; use the
1323 (_cpp_begin_message): Similarly.
1324 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1325 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1326 (cpp_pedwarn_with_file_and_line): Remove.
1327 * cppfiles.c (stack_include_file): Update; set filename to stdin
1328 here when appropriate.
1329 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
1330 (_cpp_begin_message): Don't take a file name.
1331 * cppinit.c: Add comment.
1332 * cpplex.c: Fix end-of-directive indicator.
1333 * cpplib.c: Don't include intl.h.
1334 (run_directive, do_diagnostic): Update.
1335 (do_line): Update to not use nominal_fname.
1336 (cpp_push_buffer): Don't take a filename.
1337 * cpplib.h (struct ht): Remove.
1338 (cpp_push_buffer): Don't take a filename.
1339 (cpp_pedwarn_with_file_and_line): Remove.
1340 * cppmacro.c (struct cpp_macro): Remove file.
1341 (builtin_macro): Update.
1342 (_cpp_create_definition): Update.
1343 * cppmain.c: Correct comment.
1344 * fix-header.c (read_scan_file): Update.
1346 2001-08-17 Kazu Hirata <kazu@hxi.com>
1348 * sbitmap.c: Fix comment formatting.
1349 * sched-deps.c: Likewise.
1350 * sibcall.c: Likewise.
1351 * simplify-rtx.c: Likewise.
1353 * ssa-ccp.c: Likewise.
1354 * stor-layout.c: Likewise.
1355 * timevar.c: Likewise.
1356 * toplev.c: Likewise.
1357 * unwind-dw2.c: Likewise.
1358 * unwind-dw2-fde.c: Likewise.
1359 * varasm.c: Likewise.
1361 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
1363 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
1364 or larger than an integer in memory.
1366 2001-08-17 Zack Weinberg <zackw@panix.com>
1368 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
1369 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
1370 * rtl.h: Don't forward-declare union tree_node here. Don't
1371 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
1372 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1373 and tree respectively.
1374 * tree.h: Don't forward-declare struct rtx_def here. Don't
1375 typedef tree here. Change all uses of struct rtx_def *,
1376 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1377 and tree respectively.
1379 2001-08-17 Richard Henderson <rth@redhat.com>
1381 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
1382 config/mips/openbsd.h: Fix typos last change.
1384 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1386 * doc/invoke.texi (Optimize Options): The default for
1387 -finline-limit is 600.
1389 2001-08-17 Richard Henderson <rth@redhat.com>
1391 * varasm.c (text_section): Allow TEXT_SECTION to override the
1392 printing of TEXT_SECTION_ASM_OP.
1393 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
1394 (DATA_SECTION, BSS_SECTION): Remove.
1395 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
1396 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
1397 Rename from s/_NAME//.
1398 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
1399 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
1400 (TEXT_SECTION): ... here. New.
1401 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
1402 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
1403 * config/mips/openbsd.h: Likewise.
1404 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
1405 (mips_asm_file_end): Likewise test.
1406 (mips_output_function_epilogue): Likewise. Switch back to data
1407 section after emitting the function.
1409 * doc/tm.texi (Sections): Document TEXT_SECTION.
1411 2001-08-17 Richard Henderson <rth@redhat.com>
1413 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
1414 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
1416 2001-08-17 Richard Henderson <rth@redhat.com>
1418 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
1419 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
1420 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
1421 Add aligned attribute.
1423 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
1425 * config/sh/sh.md: Add modes to unspecs in first insn to match
1426 those in the second.
1428 * Makefile.in: Fix collect2 copy for Cygwin.
1430 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1432 Install the proper patch.
1433 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1434 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1435 (expand_function_start): Likewise.
1436 * stmt.c (expand_decl): Likewise.
1437 * varasm.c (make_decl_rtx): Likewise.
1439 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1441 * final.c: Undo my previous accidental checkin.
1442 * output.h: Likewise.
1443 * tm.texi: Likewise.
1445 2001-08-16 Richard Henderson <rth@redhat.com>
1447 * varasm.c (named_section_flags): Remove align parameter.
1448 * varasm.c, dwarf2out.c: Update all callers.
1449 * output.h: Update prototypes.
1451 * target.h (target.asm_out.named_section): Remove align parameter.
1452 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
1453 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
1454 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
1455 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
1456 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
1458 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
1459 (get_named_section_flags, set_named_section_flags): New.
1460 (named_section_flags): Use them.
1461 (named_section): Do decl vs section flags check here...
1462 (default_section_type_flags): ... not here.
1463 (init_varasm_once): Create in_named_htab.
1464 (resolve_unique_section): Mark reloc unused.
1466 2001-08-16 Richard Henderson <rth@redhat.com>
1468 * varasm.c (force_const_mem): Keep pool alignment in bits.
1469 (output_constant_pool): Use assemble_align.
1471 2001-08-16 Zack Weinberg <zackw@panix.com>
1473 * doc/tm.texi: Remove extra @table command.
1475 2001-08-16 Zack Weinberg <zackw@panix.com>
1477 * final.c (shorten_branches): Clear the end of the label_align
1478 array only if we made it larger. Break up messy expressions
1481 * diagnostic.c (internal_error): Check for error recursion
1482 before doing ICE suppression.
1484 * timevar.c: Timing variables now count in milliseconds.
1485 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
1486 (get_time): Not here.
1487 (timevar_print): Don't print any timer whose user, cpu, and
1488 wall times are all zero as displayed.
1489 * timevar.h: Update comment aboout units. Make timevar
1492 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1494 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1495 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1496 (expand_function_start): Likewise.
1497 * stmt.c (expand_decl): Likewise.
1498 * varasm.c (make_decl_rtx): Likewise.
1500 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
1502 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
1503 (finalize_record_size): Don't set TYPE_USER_ALIGN.
1505 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1507 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
1510 2001-08-16 Andreas Jaeger <aj@suse.de>
1512 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
1515 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
1517 * rtl.h (only_sets_cc0_p): New prototype.
1518 * jump.c (sets_cc0_p): Handle INSN.
1519 (only_sets_cc0_p): New function.
1520 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
1521 (tidy_fallthru_edge): Likewise.
1522 * integrate.c (copy_insn_list): Likewise.
1523 * unroll.c (unroll_loop): Likewise.
1524 (copy_loop_body): Likewise.
1526 2001-08-15 Jason Eckhardt <jle@redhat.com>
1528 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
1530 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1532 * predict.c (struct block_info_def): Remove nvisited.
1533 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1534 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1536 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
1537 (ix86_adjust_cost): Teach scheduler that latency to load operand can
1540 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1542 * predict.def: Update hitrates.
1544 2001-08-15 Richard Henderson <rth@redhat.com>
1546 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
1548 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
1550 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
1551 note from its associated jump.
1553 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1555 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
1556 also on 64-bit s390x targets.
1558 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
1560 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
1562 (arm_expand_prologue): Handled nested functions which take a
1563 variable argument list.
1564 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
1565 macro with an invocation of
1566 arm_compute_initial_elimination_offset.
1567 * config/arm/arm-protos.h: Prototype
1568 arm_compute_initial_elimination_offset.
1570 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1572 * doc/install.texi (Specific, avr): Fix markup.
1573 (Specific, c4x): Ditto.
1575 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1577 * predict.c (dump_prediction): Change `bool' parameter to `int'.
1579 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
1581 * Makefile.in (OBJS): Add rtl-error.o
1582 (rtl-error.o): New rule.
1583 (diagnostic.o): Adjust dependency.
1584 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
1585 error_for_asm, _fatal_insn, _fatal_insn_not_found,
1586 warning_for_asm): Move to...
1587 rtl-error.c: ...here. New file.
1589 2001-08-14 Richard Henderson <rth@redhat.com>
1591 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
1592 if USING_SJLJ_EXCEPTIONS.
1594 2001-08-14 Steve Ellcey <sje@cup.hp.com>
1596 * tlink.c (scan_linker_output): Check string for unsatisfied in
1597 addition to undefined and unresolved.
1599 2001-08-14 Graham Stott <grahams@redhat.com>
1601 * libgcc2.c (*): Replace EH_FRAME_SECTION with
1602 EH_FRAME_SECTION_NAME.
1604 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1606 * genattrtab.c (simplify_test_exp_in_temp): New function.
1607 (simplify_test_exp): Avoid explicit use of temporary obstack.
1608 (simplify_cond, insert_right_side, evaluate_eq_attr,
1609 simplify_and_tree, simplify_or_tree, eliminate_known_true):
1610 Use simplify_test_exp_in_temp.
1611 (optimize_attrs): Iterate until expression stabilizes.
1613 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
1615 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
1616 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
1618 2001-08-13 Richard Henderson <rth@redhat.com>
1620 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
1621 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
1622 * config/arm/conix-elf.h: Likewise.
1624 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1626 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
1628 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1630 * gcse.c (hash_scan_set): Expressions that are set as part of
1631 jump instructions are not available.
1633 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1635 * config/s390/s390.c (print_operand, s390_function_prologue,
1636 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
1638 2001-08-13 Richard Henderson <rth@redhat.com>
1640 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
1641 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
1642 * doc/tm.texi (Exception Region Output): Document it.
1644 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1646 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
1647 DWARF2 instead of stabs by default.
1649 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1651 * config/rs6000/rs6000.c: Include optabs.h.
1653 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1655 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
1656 save/restore routines.
1657 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
1659 2001-08-13 Andreas Jaeger <aj@suse.de>
1661 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
1662 the english is correct.
1664 2001-08-13 Zack Weinberg <zackw@panix.com>
1666 * expr.h: Split out optab- and libfunc-related code to...
1667 * optabs.h, libfuncs.h: ... these new headers.
1669 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
1671 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
1673 * mkconfig.sh: Don't include insn-codes.h from config.h.
1675 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
1676 enum insn_code is available. Move reload_in_optab and
1677 reload_out_optab array declarations to optabs.h.
1678 * regmove.c (gen_add3_insn): Move to optabs.c, export from
1679 there, prototype in expr.h.
1680 * gencodes.c: Cleanup: zap global variables, don't use
1681 printf where puts will do, don't bother defining MAX_INSN_CODE
1682 which nothing uses, let CODE_FOR_nothing get its value implicitly.
1684 * genemit.c, genopinit.c: Include optabs.h in generated file.
1685 * genoutput.c: Include insn-codes.h in generated file.
1686 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
1687 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
1688 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
1689 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
1690 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
1691 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
1693 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
1694 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
1695 config/m88k/m88k.c, config/sparc/sparc.c:
1697 * reload.c: Include expr.h and optabs.h before reload.h.
1698 * config/alpha/alpha.c: Include tree.h before reload.h.
1699 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
1700 and reload.h in that order.
1701 * config/sparc/sparc.c: Include debug.h.
1702 * recog.c: Include insn-codes.h.
1704 2001-08-13 Andreas Jaeger <aj@suse.de>
1706 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
1709 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1711 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
1712 * gcc.c (init_spec): Fix typo in comment.
1713 * varasm.c (data_section): Fix typo in comment.
1715 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1717 * predict.c (dump_prediction): New argument "USED".
1718 (combine_predictions_for_insn): Determine the used heuristics,
1719 output the case no heuristic applied.
1720 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
1722 2001-08-13 Andreas Jaeger <aj@suse.de>
1724 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
1727 2001-08-13 Kazu Hirata <kazu@hxi.com>
1729 * jump.c: Fix formatting.
1731 2001-08-13 Kazu Hirata <kazu@hxi.com>
1733 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
1736 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
1738 * loop.c (check_dbra_loop): Use condjump_label to compute
1741 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
1742 to better document the files they're in.
1744 2001-08-12 Zack Weinberg <zackw@panix.com>
1746 * recog.h (struct insn_operand_data): Shrink 'mode' field
1749 2001-08-12 Kazu Hirata <kazu@hxi.com>
1751 * gcc.c: Fix comment formatting.
1752 * gccspec.c: Likewise.
1755 * genemit.c: Likewise.
1756 * gengenrtl.c: Likewise.
1757 * genrecog.c: Likewise.
1758 * gensupport.c: Likewise.
1759 * ggc-page.c: Likewise.
1760 * global.c: Likewise.
1761 * graph.c: Likewise.
1762 * ifcvt.c: Likewise.
1763 * integrate.c: Likewise.
1765 * libgcc2.c: Likewise.
1767 * mbchar.c: Likewise.
1768 * optabs.c: Likewise.
1769 * predict.c: Likewise.
1770 * prefix.c: Likewise.
1771 * profile.c: Likewise.
1772 * protoize.c: Likewise.
1774 * recog.c: Likewise.
1775 * regclass.c: Likewise.
1776 * regmove.c: Likewise.
1777 * reg-stack.c: Likewise.
1778 * reload1.c: Likewise.
1779 * resource.c: Likewise.
1780 * rtlanal.c: Likewise.
1783 2001-08-12 Kazu Hirata <kazu@hxi.com>
1785 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
1786 a tree representing a constant is passed to the macro.
1788 2001-08-12 Richard Henderson <rth@redhat.com>
1790 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
1791 (rs6000_elf_asm_out_destructor): New.
1792 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
1793 (DTORS_SECTION_ASM_OP): Remove.
1794 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1795 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
1797 2001-08-12 David Edelsohn <edelsohn@gnu.org>
1800 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1801 * gcc.c (set_collect_gcc_options): New function, split out from
1803 Ignore elided switches.
1804 (do_spec_1): Invoke before executing command.
1805 (set_input): Export.
1806 Move declaration ...
1807 * gcc.h (set_input): ... here.
1808 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1811 2001-08-12 Richard Henderson <rth@redhat.com>
1813 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
1814 thinko wrt TARGET_RELOCATABLE.
1816 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
1818 * fix-header.c (cb_file_change): Update prototype.
1820 2001-08-11 Zack Weinberg <zackw@panix.com>
1822 * toplev.c (set_float_handler): Make static.
1823 * toplev.h: Don't prototype set_float_handler.
1825 * simplify-rtx.c: Don't include setjmp.h.
1826 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
1828 (simplify_unary_operation, simplify_binary_operation): Use them,
1829 via do_float_handler.
1831 * fold-const.c: Don't include setjmp.h.
1832 (exact_real_inverse_1): New function.
1833 (exact_real_inverse): Use it, via do_float_handler.
1835 * varasm.c: Don't include setjmp.h.
1836 (assemble_real_1): New function.
1837 (assemble_real): Use it, via do_float_handler.
1838 Call internal_error if we get a trap here.
1840 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
1841 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
1843 2001-08-11 Zack Weinberg <zackw@panix.com>
1845 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
1846 STACK_BOUNDARY if not already defined.
1848 * calls.c, function.c, reload1.c, explow.c: Don't default
1849 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
1850 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
1852 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
1855 * doc/tm.texi: Document that STACK_BOUNDARY is required;
1856 clarify difference between it and PREFERRED_STACK_BOUNDARY.
1858 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1860 * cppmacro.c (enter_macro_context): Push macro expansions even
1863 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1865 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
1866 (rs6000_elf_section_type_flags): Actually return a value.
1868 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1870 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
1871 Clean up code: add missing comments and prototypes, fix warnings,
1872 remove obsolete code, fix spacing to conform to coding style.
1874 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1876 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
1877 and TARGET_ASM_CLOSE_PAREN.
1878 (regclass_map): CC register belongs to class NO_REGS.
1879 (legitimize_pic_address): Don't generate unnecessary moves
1880 (to avoid confusing loop optimization).
1881 (check_and_change_labels): Replace jump_long by indirect_jump.
1882 (s390_final_chunkify): Don't start a new literal pool on section
1883 switch in 64-bit code.
1884 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
1886 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
1887 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
1888 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
1890 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
1891 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
1892 (CONST_COSTS): Fixed incorrect costs.
1894 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
1895 Use emit_jump instead of emit_jump_insn (gen_jump).
1896 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
1897 (to avoid confusing flow analysis).
1898 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
1899 (casesi, casesi_jump): New.
1900 (jump_long): Removed. Functionality merged into indirect_jump.
1901 (indirect_jump): Accept address_operand, not just register_operand.
1902 (cjump_long, icjump_long): Use same logic as indirect_jump.
1903 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
1904 Fixed broken setjmp/longjmp handling.
1905 (do_builtin_setjmp_setup): Removed.
1907 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
1908 broken GNU as versions that don't accept .quad with large
1909 negative values. Use hexadecimal output instead.
1910 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
1911 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
1912 FUNCTION_EPILOGUE): Removed. Now in targetm.
1914 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
1916 * config/s390/fixdfdi.h: Add missing copyright statement.
1917 Fix type conflicts on 64-bit. Add missing SFmode routines.
1919 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
1922 2001-08-11 Richard Henderson <rth@redhat.com>
1924 * rtl.h (REG_EH_RETHROW): Remove.
1925 * rtl.c (reg_note_name): Update.
1926 * combine.c (distribute_notes): Don't check for it.
1928 2001-08-11 Richard Henderson <rth@redhat.com>
1930 * combine.c (distribute_notes): Place REG_SETJMP.
1932 2001-08-11 Richard Henderson <rth@redhat.com>
1934 * doc/extend.texi (Arrays and pointers implementation): Discourage
1935 relying on sign-extension of pointers.
1937 2001-08-11 H.J. Lu <hjl@gnu.org>
1939 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
1941 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
1942 RDATA_SECTION_ASM_OP.
1944 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1946 * doc/install.texi (Specific, c4x): Fix cross-reference to the
1947 main manual to work both for info and HTML versions.
1949 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1950 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1952 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
1953 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
1954 (struct cpp_pool): New member first.
1955 * cppinit.c (append_include_chain): Plug memory leaks.
1956 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
1957 Allocate pragma structures from the (aligned) macro pool to
1958 avoid leaking memory.
1959 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
1960 so we don't leak memory.
1961 * hashtable.c (ht_destroy): New.
1962 * hashtable.h (ht_destroy): New.
1964 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1965 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1967 * c-lex.c (map): Make const.
1968 (cb_file_change): Update for callback passing a line map.
1969 Don't assume we have a previous map. Remove sanity check
1970 about popping too many files.
1971 * cpperror.c (print_location): Make map const.
1972 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
1973 (cpp_make_system_header): Similarly.
1974 (search_from): Similarly.
1975 (_cpp_execute_include): Don't remember where we came from.
1976 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
1977 (struct cpp_reader): Make map const.
1978 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
1979 * cpplib.c (do_line): Update; line maps now hold sysp.
1980 (cpp_push_buffer): Similarly.
1981 (_cpp_do_file_change): Similarly; callback with map instead.
1982 (cpp_get_line_maps): Constify return value.
1983 (_cpp_pop_buffer): Update.
1984 * cpplib.h (struct cpp_file_change): Remove.
1985 (struct cpp_callbacks): Update.
1986 (cpp_get_line_maps): Constify return value.
1987 * cppmacro.c (_cpp_create_definition): Update.
1988 * cppmain.c (struct printer): Constify map.
1989 (maybe_print_line): Similarly.
1990 (print_line): Similarly. Deduce flags 1 and 2 here.
1991 (cb_file_change): Update.
1992 * line-map.c (free_line_maps): Warn regardless.
1993 (add_line_map): Return pointer to const. When passed NULL to_file
1994 with LC_LEAVE, use the obvious values for the return point so the
1995 caller doesn't have to figure them out.
1996 (lookup_line): Return pointer to const.
1997 (print_containing_files): Take pointer to const.
1998 * line-map.h (struct line_map): New members reason, sysp.
1999 (add_line_map): Return pointer to const.
2000 (lookup_line): Similarly.
2001 (print_containing_files): Take pointer to const.
2003 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
2004 Richard Henderson <rth@redhat.com>
2006 * regmove.c (regmove_optimize): Avoid setting a register twice in
2009 2001-08-10 Richard Henderson <rth@redhat.com>
2011 * doc/extend.texi (Arrays and pointers implementation): Document
2012 behavior of pointer/integer conversion.
2014 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
2016 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
2018 2001-08-10 Richard Henderson <rth@redhat.com>
2020 * doc/extend.texi (C Implementation): New chapter.
2021 * doc/gcc.texi (Top): Link it in.
2023 2001-08-10 Andrew Cagney <ac131313@redhat.com>
2025 * doc/install.texi (Specific): Fix CVS merge botch.
2027 2001-08-10 Richard Henderson <rth@redhat.com>
2029 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
2030 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
2032 2001-08-10 Zack Weinberg <zackw@stanford.edu>
2034 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
2035 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
2036 this macro is now required.
2038 * cselib.c (cselib_process_insn), flow.c (propagate_block),
2039 loop.c (find_and_verify_loops), reload.c (reload): Check
2040 for rtx code of CALL_INSN, not CALL, when deciding if we
2041 need to check for REG_SETJMP note.
2043 * gcse.c (compute_hash_table, compute_store_table): Update
2044 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
2047 * config/avr/avr.c: Fix typo.
2048 * config/convex/convex.c (expand_movstr): Use adjust_address.
2049 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
2051 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
2052 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
2054 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
2055 Do define STACK_BOUNDARY.
2056 * config/i370/i370.c: Include expr.h.
2057 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
2058 config/pa/som.h, config/v850/v850.h: Take in_ctors and
2059 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
2060 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
2061 * config/m88k/m88k.c: Include c-tree.h after expr.h.
2062 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
2063 * config/romp/romp.c: Include expr.h after tree.h.
2065 (output_fpop): Use xmalloc, not oballoc.
2066 * config/we32k/we32k.c: Include expr.h.
2068 2001-08-10 Kazu Hirata <kazu@hxi.com>
2070 * config/h8300/h8300.h: Fix formatting.
2072 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2074 * c-common.h (RETURN_NULLIFIED_P): Lose.
2075 * c-semantics.c (genrtl_return_stmt): Don't check it.
2077 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2079 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
2080 (mips_annotate_frame_insn): New function.
2081 (mips_emit_frame_related_store): New function.
2082 (save_restore_insns): Don't mark instructions that set up the base
2083 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
2084 the store instructions instead.
2085 (mips_expand_prologue): If the stack size is moved into a temporary
2086 register, do not mark that move as frame-related. Add a
2087 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
2089 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2091 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
2092 stack slot as unchanging if current_function_calls_eh_return.
2094 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2096 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
2097 access the second half of the TFmode scratch operand.
2099 2001-08-10 Anthony Green <green@redhat.com>
2101 * java/class.c (emit_register_classes): Conditionalize code on
2104 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2106 * doc/install.texi (Specific, avr): Fix cross-reference to the
2107 main manual to work both for info and HTML versions.
2109 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
2111 * stmt.c (expand_null_return_1): Remove code to generate simple returns
2112 and "use_goto" argument.
2113 (expand_null_return, expand_value_return): Update all callers.
2114 * function.c (expand_function_end): Remove code to generate simple
2116 * config/vax/vax.md (epilogue): New expander for function return.
2117 * doc/md.texi (epilogue): Remove "if defined".
2119 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2121 * Makefile.in: Partially revert my previous change:
2122 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
2123 of the hashtab.o and safe-ctype.o rules.
2125 2001-08-09 Richard Henderson <rth@redhat.com>
2127 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
2128 (USE_COLLECT2): Remove duplicate definition.
2129 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
2130 (use_collect2): Remove dead code.
2131 * configure.in (use_collect2): Remove will_use_collect2 and
2132 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
2133 * configure: Rebuild.
2135 * target.h (targetm.asm_out.constructor): New.
2136 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
2137 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
2138 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
2139 * varasm.c (in_ctors, in_dtors): New.
2140 (assemble_constructor, assemble_destructor): Remove.
2141 (default_stabs_asm_out_destructor): New.
2142 (default_named_section_asm_out_destructor): New.
2143 (dtors_section, default_dtor_section_asm_out_destructor): New.
2144 (default_stabs_asm_out_constructor): New.
2145 (default_named_section_asm_out_constructor): New.
2146 (ctors_section, default_ctor_section_asm_out_constructor): New.
2147 * output.h: Update declarations.
2148 * c-decl.c (c_expand_body): Use target hooks instead of
2149 assemble_constructor and assemble_destructor.
2150 * profile.c (output_func_start_profiler): Likewise.
2151 * objc/objc-act.c (finish_objc): Likewise.
2152 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
2153 for the constructor.
2154 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
2156 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
2157 (DTORS_SECTION_ASM_OP): Likewise.
2158 (__CTOR_LIST__): Use attribute section when possible.
2159 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
2161 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
2162 ASM_OUTPUT_CONSTRUCTOR.
2164 * config/darwin.c (machopic_asm_out_constructor): New.
2165 (machopic_asm_out_destructor): New.
2166 * config/darwin-protos.h: Update declarations.
2167 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2168 (ASM_OUTPUT_DESTRUCTOR): Remove.
2169 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2170 * config/nextstep.c (nextstep_asm_out_constructor): New.
2171 (nextstep_asm_out_destructor): New.
2172 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2173 (ASM_OUTPUT_DESTRUCTOR): Remove.
2174 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2175 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
2176 ASM_OUTPUT_*STRUCTOR.
2177 * config/i386/aix386ng.h: Likewise.
2179 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
2180 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
2181 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2182 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2183 * config/lynx.h: Likewise.
2184 * config/netware.h: Likewise.
2185 * config/psos.h: Likewise.
2186 * config/alpha/alpha-interix.h: Likewise.
2187 * config/alpha/elf.h: Likewise.
2188 * config/arc/arc.h: Likewise.
2189 * config/arm/aof.h: Likewise.
2190 * config/arm/coff.h: Likewise.
2191 * config/arm/elf.h: Likewise.
2192 * config/c4x/c4x.h: Likewise.
2193 * config/h8300/h8300.h: Likewise.
2194 * config/i386/cygwin.h: Likewise.
2195 * config/i386/djgpp.h: Likewise.
2196 * config/i386/i386-coff.h: Likewise.
2197 * config/i386/i386-interix.h: Likewise.
2198 * config/i386/sco5.h: Likewise.
2199 * config/i386/vsta.h: Likewise.
2200 * config/i386/win32.h: Likewise.
2201 * config/i960/i960-coff.h: Likewise.
2202 * config/ia64/sysv4.h: Likewise.
2203 * config/m68hc11/m68hc11.h: Likewise.
2204 * config/m68k/coff.h: Likewise.
2205 * config/m68k/mot3300.h: Likewise.
2206 * config/m88k/m88k.h: Likewise.
2207 * config/mcore/mcore-pe.h: Likewise.
2208 * config/mcore/mcore.h: Likewise.
2209 * config/mips/elf.h: Likewise.
2210 * config/mips/elf64.h: Likewise.
2211 * config/mips/iris6.h: Likewise.
2212 * config/pa/pa64-hpux.h: Likewise.
2213 * config/rs6000/sysv4.h: Likewise.
2214 * config/sh/sh.h: Likewise.
2215 * config/sparc/litecoff.h: Likewise.
2217 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
2218 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2219 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2220 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2221 (ASM_OUTPUT_DESTRUCTOR): Remove.
2222 * config/a29k/a29k.c: Move include of tree.h.
2223 * config/a29k/udi.h: Delete file.
2224 * config/alpha/alpha.c (vms_asm_out_constructor): New.
2225 (vms_asm_out_destructor): New.
2226 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
2227 (EXTRA_SECTION_FUNCTIONS): Likewise.
2228 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2229 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2230 * config/c4x/c4x.c: Move include of tree.h.
2231 * config/clipper/clipper.c (clix_asm_out_constructor): New.
2232 (clix_asm_out_destructor): New.
2233 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2234 (ASM_OUTPUT_DESTRUCTOR): Remove.
2235 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2236 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2237 (TARGET_ASM_CONSTRUCTOR): New.
2238 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
2239 (sco_asm_out_constructor): New.
2240 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
2241 * config/i386/svr3gas.h: Remove stack grows up code.
2242 Remove code duplicated from i386/sysv3.h.
2243 (TARGET_ASM_CONSTRUCTOR): New.
2244 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2245 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
2246 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2247 (TARGET_ASM_CONSTRUCTOR): New.
2248 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
2249 (m68hc11_asm_out_destructor): New.
2250 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
2251 (TARGET_ASM_DESTRUCTOR): New.
2252 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
2253 * config/m68k/dpx2.h: Properly undef all the bits inherited from
2254 config/svr3.h pertaining to section manipulation.
2255 * config/m68k/dpx2g.h: Remove #if 0 code.
2256 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
2257 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
2258 (ASM_OUTPUT_CONSTRUCTOR): Remove.
2259 (TARGET_ASM_CONSTRUCTOR): New.
2260 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
2261 (m88k_svr3_asm_out_constructor): New.
2262 (m88k_svr3_asm_out_destructor): New.
2263 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2264 (ASM_OUTPUT_DESTRUCTOR): Remove.
2265 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2266 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
2267 * config/rs6000/aix.h: Likewise.
2268 * config/mips/rtems64.h: Don't undef removed constructor related bits.
2269 * config/mips/vxworks.h: Likewise.
2270 * config/rs6000/lynx.h: Likewise.
2271 * config/sh/elf.h: Likewise.
2272 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
2273 (DTORS_SECTION_ASM_OP): New.
2274 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2275 (ASM_OUTPUT_DESTRUCTOR): Remove.
2276 * config/sparc/sol2-sld-64.h: Likewise.
2277 * config/vax/vax.c (vms_asm_out_constructor): New.
2278 (vms_asm_out_destructor): New.
2279 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2280 (ASM_OUTPUT_DESTRUCTOR): Remove.
2281 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2283 * doc/tm.texi (@node Initialization): Update.
2285 2001-08-09 Richard Henderson <rth@redhat.com>
2287 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
2288 (__do_global_dtors_aux): Use gp-relative static data to avoid
2289 one dynamic relocation.
2290 (__do_frame_setup): Register Java classes.
2291 * config/alpha/crtend.asm (__JCR_END__): New.
2293 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2295 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
2296 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
2297 (GEN, STAGESTUFF): Add new files.
2298 (insn-constants.h, s-constants, tm-preds.h, s-preds,
2299 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
2300 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
2301 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
2302 as well as insn-codes.h and insn-flags.h in config.h; and no
2303 extra headers in tconfig.h and hconfig.h.
2305 * gencodes.c: Eliminate code to generate predicate declarations
2306 or #defines for md-file constants.
2307 * genconstants.c, genpreds.c: New files.
2309 * i386.md: Re-order guard expressions such that TARGET_64BIT
2310 comes first, when this permits better optimization. Add
2311 TARGET_64BIT to more x86-64 patterns. Add comment explaining
2312 why this is desirable.
2314 2001-08-09 Jakub Jelinek <jakub@redhat.com>
2316 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
2317 (find_fde_for_dso): Remove.
2318 (_Unwind_IteratePhdrCallback): New.
2319 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
2320 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
2322 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2324 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
2325 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
2327 2001-08-09 Graham Stott <grahams@redhat.com>
2329 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
2330 (vis_no_unit): Use it.
2331 (visualize_no_unit): Add the insn only if room exists.
2333 2001-08-09 Graham Stott <grahams@redhat.com>
2335 * predict.c (estimate_probability): Replace magic numbers with
2336 appropriate enumeration.
2338 2001-08-09 Graham Stott <grahams@redhat.com>
2340 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
2342 (EXTRACT_FLAGS): Likewise.
2344 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
2346 * config/mips/mips.c (mips_legitimate_address_p): Check for
2347 CONST_INT in last patch.
2349 2001-08-08 Anthony Green <green@redhat.com>
2351 * java/class.c (emit_register_classes): Use assemble_jcr if
2352 possible. Keep the original mechanism as a fallback.
2353 * defaults.h (JCR_SECTION_NAME): Define if we have named section
2354 and weak symbol support.
2355 * crtstuff.c (__JCR_LIST__): Define.
2356 (__JCR_END__): Define.
2357 (_Jv_RegiserClasses): Define weak symbol if possible.
2358 (__do_global_ctors_aux): Register classes for ELF targets with
2359 weak symbol support.
2361 2001-08-08 Kazu Hirata <kazu@hxi.com>
2363 * dbxout.c: Fix comment formatting.
2364 * dependence.c: Likewise.
2366 * diagnostic.c: Likewise.
2367 * dominance.c: Likewise.
2368 * doprint.c: Likewise.
2369 * dwarf2out.c: Likewise.
2370 * dwarfout.c: Likewise.
2371 * emit-rtl.c: Likewise.
2372 * except.c: Likewise.
2373 * explow.c: Likewise.
2374 * expmed.c: Likewise.
2377 * fold-const.c: Likewise.
2378 * function.c: Likewise.
2380 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2382 * global.c (retry_global_alloc): Avoid shadowing allocno.
2384 2001-08-08 Mark Mitchell <mark@codesourcery.com>
2386 * except.c (remove_fixup_regions): Fix typo.
2388 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
2390 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
2391 unsigned HOST_WIDE_INT to avoid warning.
2392 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
2393 * flow.c (set_block_for_new_insns): Likewise.
2395 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
2397 * sibcall.c (return_value_pseudo): New static variable.
2398 (skip_copy_to_return_value): Handle return_value_pseudo.
2399 (call_ends_block_p): Ensure that return_value_pseudo is set.
2400 (optimize_sibling_and_tail_recursive_call): Discover the
2401 load of pseudo return value in alternate exit block.
2403 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2405 * calls.c (ECF_ALWAYS_RETURN): New constant.
2406 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
2407 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
2408 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
2409 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
2410 * rtl.c (reg_note_name): New name.
2411 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
2413 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
2415 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
2417 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2419 * alias.c (get_alias_set): Return a previously calculated
2420 alias set for a VAR_DECL.
2421 * function.c (gen_mem_addressof): Calculate the alias set before
2424 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
2426 * predict.def: Set hitrates according our experimental run.
2428 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2430 * i386.h (HARD_REGNO_RENAME_OK): New macro.
2432 2001-08-08 H.J. Lu <hjl@gnu.org>
2434 * config/mips/mips.c (mips_unique_section): New. Copied from
2437 * config/mips/mips-protos.h (mips_unique_section): New
2440 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
2442 * config/mips/little.h: New. Generic little endian mips
2443 targets. Only mips*-*-linux* is converted to use it so far.
2445 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
2446 (WCHAR_TYPE): Defined
2447 (WCHAR_TYPE_SIZE): Likewise.
2448 (INIT_SUBTARGET_OPTABS): Likewise.
2449 (BSS_SECTION_ASM_OP): Likewise.
2450 (SBSS_SECTION_ASM_OP): Likewise.
2451 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2452 (ASM_DECLARE_OBJECT_NAME): Likewise.
2453 (UNIQUE_SECTION): Likewise.
2454 (EXTRA_SECTIONS): Likewise.
2455 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2456 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2457 (ASM_OUTPUT_DEF): Likewise.
2458 (HANDLE_SYSV_PRAGMA): Removed.
2459 (NO_IMPLICIT_EXTERN_C): Likewise.
2460 (TARGET_MEM_FUNCTIONS): Likewise.
2461 (STARTFILE_SPEC): Likewise.
2462 (ENDFILE_SPEC): Likewise.
2463 (LIB_SPEC): Likewise.
2464 (INVOKE__main): Likewise.
2465 (CTOR_LIST_BEGIN): Likewise.
2466 (CTOR_LIST_END): Likewise.
2467 (DTOR_LIST_BEGIN): Likewise.
2468 (DTOR_LIST_END): Likewise.
2469 (SET_ASM_OP): Likewise.
2470 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2471 (ASM_OUTPUT_DEF): Likewise.
2472 (ASM_OUTPUT_IDENT): Likewise.
2474 * config/mips/mips.h (ASM_SPEC): Undefine before define.
2475 (CPLUSPLUS_CPP_SPEC): Likewise.
2476 (ASM_APP_ON) Redefine only if not defined.
2477 (ASM_APP_OFF): Likewise.
2478 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2479 (ASM_OUTPUT_IDENT): Likewise.
2481 * config.gcc: Update tm_file for Linux/mips.
2483 2001-08-08 Bernd Schmidt <bernds@redhat.com>
2485 * cselib.c (cselib_record_sets): If insn is predicated, turn
2486 sources into IF_THEN_ELSEs.
2488 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
2489 Turn into define_insn_and_split.
2491 * sched-deps.c: Include "cselib.h".
2492 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
2493 Use cselib to turn memory addresses into VALUEs.
2494 (sched_analyze): Call cselib_init/cselib_finish if necessary.
2495 * sched-int.h (struct sched_info): New member USE_CSELIB.
2496 * sched-ebb.c (ebb_sched_info): Initialize it.
2497 * sched-rgn.c (rgn_sched_info): Likewise.
2498 * Makefile.in (sched-deps.o): Update dependencies.
2500 * cselib.h (cselib_subst_to_values): Declare.
2501 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
2502 that have no value and autoincs to be handled by generating a new
2505 2001-08-08 Graham Stott <grahams@redhat.com>
2507 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
2508 within fixed length SEQUENCE.
2510 2001-08-08 Graham Stott <grahams@redhat.com>
2512 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
2513 (diagnostic_prefixing_rule): Likewise.
2514 (diagnostic_line_cutoff): Likewise.
2515 (diagnostic_kind_count): Likewise.
2517 2001-08-08 Graham Stott <grahams@redhat.com>
2519 * alias.c (find_base_decl): Delete redundent assignment.
2521 2001-08-08 Graham Stott <grahams@redhat.com>
2523 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
2524 (abs): Uppercase and paranthesize macro parameter.
2525 (MEM_DEPENDENCY): Add whitespace.
2527 2001-08-08 Graham Stott <grahams@redhat.com>
2529 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
2530 failure check for CONST_INT
2532 2001-08-08 Graham Stott <grahams@redhat.com>
2534 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
2535 (libcall_dead_p): Likewise.
2537 (mark_used_regs): Constify fmt.
2538 (find_use_as_address): Likewise.
2540 2001-08-08 Graham Stott <grahams@redhat.com>
2542 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
2545 2001-08-08 Graham Stott <grahams@redhat.com>
2547 * combine.c (combine_simplify_rtx): Update comment and
2548 remove erroneous test.
2550 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2552 * cppinit.c (cpp_finish): Pop the final buffer without comment.
2553 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
2554 take care to avoid multiple no-newline at EOF warnings in that
2557 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
2559 * calls.c (expand_call): Do not emit INSN_SETJMP note.
2560 (emit_library_call_value_1): Likewise.
2561 (emit_call_1): Emit REG_SETJMP note.
2562 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
2564 * cselib.c (cselib_process_insn): Likewise.
2565 * flow.c (propagate_block): Likewise.
2566 * loop.c (find_and_verify_loops): Likewise.
2567 * reload.c (find_equiv_regs): Likewise.
2568 * reload1.c (reload): Likewise.
2569 * resource.c (mark_referenced_resources,
2570 mark_set_resources): Likewise.
2571 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
2572 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
2573 * haifa-sched.c (unlink_other_notes): Likewise.
2574 (reemit_notes): Likewise.
2575 * sched-ebb.c (sched_ebb): Likewise.
2576 * sched-rgc.c (sched_region): Likewise.
2577 * rtl.c (note_insn_name): Likewise.
2578 (reg_note_name): Add REG_SETJMP
2579 * rtl.h (reg_note): Add REG_SETJMP.
2580 (insn_note): Remove NOTE_INSN_SETJMP.
2582 * profile.c (branch_prob): Add fake edges for setjmp.
2584 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
2586 * config.gcc: Quote target_cpu_default2 correctly for
2587 powerpc*-*-* targets.
2589 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2591 * cpplib.h, line-map.h: Update comments.
2592 * cppmain.c (printer_init): Move inline.
2593 (maybe_print_line, print_line): Take a map pointer.
2594 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
2595 (cb_file_change): Don't use prior value of print.map.
2597 2001-08-07 David Edelsohn <edelsohn@gnu.org>
2599 * doc/install.texi: Document fine-grained multilib configuration.
2601 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2603 * rtlanal.c (find_first_parameter_load): Call note_stores
2604 only on the instructions.
2606 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2608 * alias.c (nonlocal_mentioned_p):
2609 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
2610 * calls.c (emit_call_1): Likewise.
2611 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
2612 * cselib.c (cselib_process_insn): Likewise.
2613 * df.c (df_insns_modify): Likewise.
2614 * flow.c (need_fake_edge_p): Likewise.
2615 (propagate_one_insn): Likewise.
2616 * haifa-sched.c (reemit_notes): Likewise.
2617 * integrate.c (copy_insn_list): Likewise.
2618 * jump.c (delete_prior_computation): Likewise.
2619 * local-alloc.c (validate_equiv_mem): Likewise.
2620 * loop.c (scan_loop): Likewise.
2621 * predict.c (estimate_probability): Likewise.
2622 * reload.c (reload): Likewise.
2623 * sched-deps (sched_analyze): Likewise.
2624 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
2625 * gcse.c (compute_hash_table): Likewise.
2626 (mark_call): Likewise.
2627 (store_killed_in_insn): Likewise.
2629 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
2631 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
2633 2001-08-06 Richard Henderson <rth@redhat.com>
2635 * varasm.c (assemble_gc_entry): Remove.
2636 * output.h: Likewise.
2638 2001-08-06 Richard Henderson <rth@redhat.com>
2640 * varasm.c (assemble_constructor): Take a symbol_ref and a
2641 priority instead of a bare string. Move priority handling
2642 here from cp/decl2.c.
2643 * output.h: Update decls.
2645 * c-decl.c (c_expand_body): Update calls to assemble_constructor
2646 and assemble_destructor.
2647 * profile.c (output_func_start_profiler): Likewise.
2648 * objc/objc-act.c (finish_objc): Likewise.
2649 (build_module_descriptor): Return the symbol not the symbol name.
2651 2001-08-06 David Edelsohn <edelsohn@gnu.org>
2653 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
2654 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
2655 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
2656 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
2657 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
2658 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
2660 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2662 * cpperror.c (print_containing_files): Moved to line-map.c.
2663 (print_location): line-map.c handles re-listing or otherwise.
2664 * cpphash.h (struct lexer_state): Remove next_bol.
2665 (struct cpp_buffer): Remove include_stack_listed.
2666 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
2667 Remove faked buffer handling.
2668 (_cpp_do_file_change): Tweak.
2669 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
2670 * cppmain.c (struct printer): Remove filename.
2671 (print_line, cb_file_change): Update accordingly.
2672 * line-map.c: Include intl.h.
2673 (init_line_maps): Initialize last_listed.
2674 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
2675 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
2676 (print_containing_files): New.
2677 * line-map.h (struct line_maps): New member last_listed.
2678 (print_containing_files, INCLUDED_FROM): New.
2679 * Makefile.in: Update.
2680 * po/POTFILES.in: Add line-map.c.
2682 2001-08-06 Richard Henderson <rth@redhat.com>
2684 * except.c (convert_from_eh_region_ranges_1): Never mark
2685 USE or CLOBBER insns as throwing.
2687 * expr.c (store_constructor): Don't clobber memory targets.
2689 2001-08-06 Andreas Jaeger <aj@suse.de>
2691 * profile.c (branch_prob): Remove unused variable insn.
2693 * Makefile.in (local-alloc.o): Add dependency on except.h.
2695 * local-alloc.c: Include except.h for can_throw_internal prototype.
2697 2001-08-06 Richard Henderson <rth@redhat.com>
2699 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2700 * function.c (expand_main_function): Implement it.
2701 * doc/tm.texi: Document it.
2703 2001-08-06 Stan Shebs <shebs@apple.com>
2705 * doc/install.texi: Document powerpc-*-darwin* details.
2707 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
2709 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
2710 (ASM_CPU_SPEC): Move back to rs6000.h
2711 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
2713 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
2715 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
2718 * config/rs6000/linux64.h: Ditto.
2720 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2721 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
2724 Remove accidently readded definitions of FUNCTION_PROLOGUE,
2725 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
2727 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2730 2001-08-05 Richard Henderson <rth@redhat.com>
2732 * local-alloc.c (update_equiv_regs): Do not move insns that
2735 2001-08-05 Jan Hubicka <jh@suse.cz>
2737 * Makefile.in (reload1.o): Add dedendancy on except.h
2738 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
2740 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
2741 indicating wehther edges has been cleaned up.
2742 * reload1.c: Inlucde except.h
2743 (fixup_abnormal_edges): Accept deleted insns.
2744 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
2747 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2749 * cpplib.c (do_line): Correct line number after pop_buffer.
2751 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2753 PR preprocessor/3824
2754 * line-map.c: Update comments.
2755 * line-map.h: Update comments.
2756 * tradcif.y: Don't consider large numbers unsigned.
2758 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2760 PR preprocessor/3081
2761 * c-lex.c (map): New.
2762 (cb_file_change): Update map and use it.
2763 (cb_def_pragma, cb_define, cb_undef): Use map and line.
2764 (c_lex): Update to use map.
2765 * cpperror.c (print_location): Move to using logical line numbers.
2766 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
2767 (cpp_make_system_header): Similarly.
2768 (_cpp_execute_include): Stop line numbering hacks. Store the
2769 line we will return to.
2770 * cpphash.h (CPP_BUF_LINE): Remove.
2771 (struct cpp_buffer): Remove lineno and pseudo_newlines.
2772 Add map and return_to_line.
2773 (_cpp_do_file_change): Update.
2774 * cppinit.c (cpp_start_read): Update line kludge.
2775 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
2776 (trigraph_ok): Use logical line numbers for diagnostics.
2777 (skip_block_comment): Likewise.
2778 (skip_whitespace): Likewise.
2779 (skip_line_comment): Use pfile->line instead.
2780 (_cpp_lex_token): Update to use logical line numbering exclusively.
2781 Handle BOL locally. Accept new lines in directives, but keep
2782 pfile->line decremented. Diagnostics use logical lines. Update
2784 * cpplib.c (SEEN_EOL): New.
2785 (skip_rest_of_line, check_eol): Use it.
2786 (end_directive): Increase line number when accepting the newline
2787 at the end of a directive.
2788 (run_directive): Simplify.
2789 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
2790 (_cpp_do_file_change): Update to take buffer line number as an
2791 argument, and store the current map in the cpp_reader. Remove
2792 line number kludges.
2793 (_cpp_do__Pragma): Restore output position after a _Pragma.
2794 (cpp_push_buffer): Don't set output line or lineno.
2795 (_cpp_pop_buffer): Transfer more info from a faked buffer.
2796 Remove line kludge. Set output_line.
2797 * cppmacro.c (builtin_macro): Update handling of __LINE__.
2798 (parse_arg): Use logical lines.
2799 (save_lookahead_token): Save EOFs too now.
2800 * cppmain.c (struct printer): Fix comments.
2801 (printer_init): Simplify, let caller do errors.
2802 (scan_translation_unit, check_multiline_token, dump_macro): Update.
2803 (maybe_print_line): Simplify.
2804 (print_line): Don't print a linemarker if -P.
2805 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
2806 (cb_file_change): Simplify.
2807 * line-map.h (LAST_SOURCE_LINE): Fix.
2808 (CURRENT_LINE_MAP): New.
2810 2001-08-05 Bernd Schmidt <bernds@redhat.com>
2812 * doloop.c (doloop_modify_runtime): Properly compute number of
2813 iterations if loop was unrolled.
2815 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
2816 if their CSELIB_VAL_PTRs are.
2818 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
2819 (setup_spill_pointers): Initialize it.
2820 (spill_restore_mem): Set it.
2821 (do_spill, do_restore): Use it to add REG_INC note.
2822 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
2824 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
2825 asms if other insns are available.
2827 * config/ia64/ia64.c (condop_operator): New predicate.
2828 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
2829 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
2832 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
2833 temporary register than directly using a MEM.
2835 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2837 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
2838 parameter in last change.
2840 2001-08-04 Zack Weinberg <zackw@panix.com>
2842 * sparc.md: Don't use #if inside C test expression.
2844 2001-08-04 Richard Henderson <rth@redhat.com>
2846 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
2848 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
2850 * cpphash.h (struct cpp_reader): New member directive_line.
2851 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
2852 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
2853 do_pragma): Pass line to callbacks.
2854 (start_directive): Record line of directive.
2855 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
2856 cb_include): Similarly.
2857 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
2860 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2862 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
2865 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2867 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
2869 * reload1.c (fixup_abnormal_edges): New static function.
2872 * flow.c (need_fake_edge_p): New function.
2873 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
2874 avoid call insn to be very last insn in the insn stream.
2876 * profile.c (branch_prob): Call flow_call_edges_add instead of
2877 doing that by hand; cleanup cfg to re-merge basic blocks once
2880 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2882 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
2883 are also on line-map.h.
2884 * cppfiles.c (stack_include_file): Update.
2885 * cpphash.h (struct cpp_buffer): New member return_at_eof.
2886 (_cpp_pop_buffer): New.
2887 * cppinit.c (cpp_destroy, cpp_finish): Update.
2888 (do_includes): Mark each buffer to return at EOF.
2889 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
2890 return as requested.
2891 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
2892 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
2893 * cpplib.h (cpp_pop_buffer): Remove.
2894 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
2895 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
2897 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
2899 (do_preprocessing): Update.
2900 * fix-header.c (read_scan_file): Update. No need to pop buffers.
2901 * c-parse.in (_yylex): Similarly.
2902 * scan-decls.c (scan_decls): Similarly.
2903 * line-map.h: Update comments.
2905 * objc/Make-lang.in (objc-act.o): Update dependencies.
2907 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2909 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
2910 and soft register for operand 0.
2911 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
2913 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2915 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
2916 register for operand 0.
2917 ("bitcmpqi_z_used"): Allow memory for operand 0.
2918 (split "bitcmpqi"): New split to handle address reg as operand 1.
2920 2001-08-04 Andreas Jaeger <aj@suse.de>
2922 * gcse.c: Revert Daniel's last patch.
2924 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2926 * sparc-protos.h: Add prototypes for fp_zero_operand and
2928 * sh-protos.h: Add prototype for fpul_operand.
2930 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2932 * doc/extend.texi (Other Builtins): Fix typo in last change.
2934 2001-08-03 Richard Henderson <rth@redhat.com>
2936 * target.h (gcc_target): Add asm_out.named_section,
2937 section_type_flags, have_named_sections.
2938 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
2939 (TARGET_HAVE_NAMED_SECTIONS): New.
2940 (TARGET_SECTION_TYPE_FLAGS): New.
2942 * Makefile.in (toplev.o): Depend on TARGET_H.
2943 (varasm.o, dbxout.o): Likewise.
2944 * c-common.c (decl_attributes): Check targetm.have_named_sections
2945 instead of ifdef ASM_OUTPUT_SECTION_NAME.
2946 * dbxout.c (dbxout_function_decl): Likewise.
2947 (dbxout_function_end): Likewise.
2948 * toplev.c (compile_file): Likewise.
2949 * varasm.c (exception_section): Likewise.
2950 * cp/decl2.c (finish_objects): Likewise.
2952 * defaults.h (EH_FRAME_SECTION): Remove.
2953 (EH_FRAME_SECTION_ASM_OP): Remove.
2954 (EH_FRAME_SECTION_NAME): New.
2955 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
2956 (UNIQUE_SECTION_P): Remove.
2957 * dwarf2out.c (SECTION_FORMAT): Remove.
2958 (ASM_OUTPUT_SECTION): Remove.
2959 (output_call_frame_info): Use named_section_flags.
2960 (output_comp_unit, dwarf2out_start_source_file): Likewise.
2961 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
2962 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
2963 * varasm.c (in_eh_frame, eh_frame_section): Remove.
2964 (named_section_flags): New.
2965 (named_section): Use it and targetm.section_type_flags.
2966 (resolve_unique_section): New.
2967 (assemble_start_function): Use it.
2968 (asm_emit_uninitialised, assemble_variable): Likewise.
2969 (default_section_type_flags): New.
2970 (default_no_named_section, default_elf_asm_named_section): New.
2971 (default_coff_asm_named_section, default_pe_asm_named_section): New.
2972 * output.h: Update varasm.c decls.
2973 (SECTION_*): New flags.
2975 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
2976 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
2978 * config/elfos.h (UNIQUE_SECTION_P): Remove.
2979 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
2980 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
2981 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2982 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
2983 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
2984 * config/mips/elf.h, config/mips/elf64.h: Likewise.
2985 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
2986 * config/pa/pa64-hpux.h,
2988 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
2989 (TARGET_ASM_NAMED_SECTION): New.
2990 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
2991 * config/alpha/vms.h, config/arm/coff.h: Likewise.
2992 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
2993 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
2994 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
2995 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
2996 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2997 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
2998 * config/i386/sco5.h, config/i386/win32.h: Likewise.
2999 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
3000 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
3001 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
3002 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
3003 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
3004 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
3005 * config/sparc/sysv4.h: Likewise.
3007 * config/nextstep.h: Error until named sections implemented.
3009 * config/a29k/a29k.c (a29k_asm_named_section): New.
3010 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
3011 (vms_section_type_flags, vms_asm_named_section): New.
3012 * config/arm/arm.c (arm_elf_asm_named_section): New.
3013 * config/avr/avr.c (asm_output_section_name): Remove.
3014 * config/avr/avr-protos.h: Update.
3015 * config/c4x/c4x.c (c4x_asm_named_section): New.
3016 * config/h8300/h8300.c (h8300_asm_named_section): New.
3017 * config/i386/i386.c (sco_asm_named_section): New.
3018 * config/i386/winnt.c (SECTION_PE_SHARED): New.
3019 (i386_pe_section_type_flags): New.
3020 (i386_pe_asm_named_section): New.
3021 * config/i386/i386-protos.h: Update.
3022 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
3023 * config/mcore/mcore.c (mcore_asm_named_section): New.
3024 * config/mips/mips.c (iris6_asm_named_section): New.
3025 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
3026 instead of UNIQUE_SECTION_P.
3027 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
3028 (xcoff_asm_named_section): New.
3029 * config/sh/sh.c (sh_asm_named_section): New.
3030 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
3032 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
3033 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
3034 (EH_FRAME_SECTION_NAME): New.
3035 (EXCEPTION_SECTION): New.
3036 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
3037 (DEBUG_*_SECTION): Remove.
3038 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
3039 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
3040 (EH_FRAME_SECTION_ASM_OP): Remove.
3042 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
3043 (ASM_OUTPUT_SECTION_NAME): Remove.
3044 (TARGET_ASM_NAMED_SECTION): New.
3045 (TARGET_HAVE_NAMED_SECTIONS): New.
3046 (TARGET_SECTION_TYPE_FLAGS): New.
3047 (EH_FRAME_SECTION_ASM_OP): Remove.
3048 (EH_FRAME_SECTION_NAME): New.
3050 2001-08-03 Zack Weinberg <zackw@stanford.edu>
3052 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
3053 for complex expressions when cfun == 0.
3054 * doc/extend.texi: Document that __builtin_constant_p can be
3055 used in data initializers as well as functions.
3057 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
3059 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
3060 variable I locally, instead of expecting a declaration in the
3063 2001-08-03 Richard Henderson <rth@redhat.com>
3065 * except.c (collect_one_action_chain): Add an explicit cleanup
3066 action if regions surrounding a catch were encoded entirely
3067 within the call-site entry.
3069 2001-08-03 Richard Henderson <rth@redhat.com>
3071 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
3072 don't take REGNO of a non-register.
3074 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3076 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
3077 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
3078 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
3079 (__gthread_mutex_init_function): New function for mutex initialization.
3081 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3083 * Makefile.in: Revert screwed up commit.
3085 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3087 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
3088 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
3089 merged by linker script to get a final _exit().
3090 (__do_global_dtors): New for destructor handling in specific exit
3092 (__do_global_ctors): New for constructors in specific install section.
3093 (__map_data_section): Map data sections before running constructors.
3094 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
3095 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
3096 (DTORS_SECTION_ASM_OP): Likewise.
3097 (CTORS_SECTION_FUNCTION): Define to force a reference to
3099 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
3101 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3103 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
3105 * Makefile.in: Add df.h to gcse.c dependencies.
3107 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3109 * varasm.c (output_constant_def_contents): Use for the length of a
3110 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
3111 depending on which is larger.
3113 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3115 * gcse.c: Include df.h for use as a dataflow analyzer.
3117 Declaration of reg_set_info: gone.
3118 New df_analyzer variable used by store motion.
3119 (reg_set_info): Deleted.
3120 (mark_mem_regs): New function, analyze regs used by a mem.
3121 (store_ops_ok): Use dataflow analyzer results to determine if
3122 necessary regs are changed in the block.
3123 (find_moveable_store): Remove check for symbol ref, we can handle
3124 much more complex expressions now.
3125 (compute_store_table): Remove most of the code, it's unnecessary
3126 now that the dataflow analyzer records the info for us.
3127 (store_killed_after): Add parameter to say whether to do the
3128 store_ops_okay test, used to speed up testing when we already know
3129 the answer, and just want to know if the store itself was killed.
3130 (build_store_vector): Largely rewritten to calculate the various
3131 vectors properly, and somewhat optimized.
3132 (store_motion): Init the df_analyzer, get REG_DEF chains.
3133 Also handle trapping expressions (since mems almost always trap)
3134 (simple_mem): Redefine what a simple mem is.
3136 2001-08-03 DJ Delorie <dj@redhat.com>
3138 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
3139 set from a constant part of the condition.
3141 2001-08-01 Andrew Cagney <ac131313@redhat.com>
3143 * mkdeps.c (deps_add_default_target): Make local variable
3144 ``start'' a const char pointer.
3145 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
3147 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3149 * doc/install.texi (Configuration): Fix markup.
3150 (Specific, i?86-*-udk): Likewise.
3151 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
3153 Document --enable-threads and --enable-libgcj status.
3154 (Specific, mips-sgi-irix*): Canonicalize triples.
3155 (Specific, mips-sgi-irix5): Warn about problems with this config.
3156 Mention required GNU as patch.
3157 Native assembler problems are fixed.
3158 (Specific, mips-sgi-irix6): Update O32 ABI support status.
3159 Document --enable-threads and --enable-libgcj status.
3161 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3163 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
3166 2001-08-03 Richard Henderson <rth@redhat.com>
3168 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
3171 2001-08-03 Richard Henderson <rth@redhat.com>
3173 * rtlanal.c (find_first_parameter_load): Stop if we
3174 reach a CODE_LABEL at BOUNDARY.
3176 2001-08-03 Richard Henderson <rth@redhat.com>
3178 * config/alpha/alpha.md (force_movdi): New insn.
3179 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
3180 Tweek FRP marking of VMS prologue insns.
3181 * config/alpha/vms.h (EPILOGUE_USES): New.
3183 2001-08-02 Richard Henderson <rth@redhat.com>
3185 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
3187 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3189 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
3190 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
3191 config/convex/convex.h, config/d30v/d30v.c,
3192 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3193 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
3194 config/mips/mips.h, config/mn10200/mn10200.h,
3195 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
3196 config/v850/v850.h, config/vax/openbsd.h,
3197 config/vax/openbsd1.h, config/vax/ultrix.h,
3198 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
3199 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
3200 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
3201 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
3202 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
3203 in comments and documentation.
3205 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3209 * Makefile.in (line-map.o): New.
3210 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
3211 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
3212 * cpperror.c (print_containing_files): Similarly.
3213 (print_location): Update. Don't output a space before _Pragma.
3214 * cppfiles.c (stack_include_file): Set to line 1 immediately.
3215 (stack_include_filee, cpp_make_system_header): Update.
3216 (_cpp_execute_include): Get logical line number right for calling
3217 as-yet-unterminated #include.
3218 * cpphash.h (struct cpp_reader): Add line_maps.
3219 (_cpp_do_file_change): Update.
3220 * cppinit.c (cpp_create_reader): Initialize line maps.
3221 (cpp_destroy): Destroy line maps.
3222 (cpp_start_read): Get logical line number right.
3223 * cpplex.c (parse_string): Only warn once for multi-line strings.
3224 Use boolean variable for null warning.
3225 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
3227 (do_include_common): End the directive early.
3228 (do_line): Don't warn about out-of-range lines in preprocessed
3229 source. Update. Remove unused variables.
3230 (_cpp_do_file_change): Update for new line mapping.
3231 (pragma_cb): New typedef.
3232 (cpp_register_pragma): Stop looking ahead before calling the
3234 (do_pragma_system_header): End directive early.
3235 (cpp_get_line_maps): New.
3236 (cpp_pop_buffer): Fudge logical line. Update.
3237 * cpplib.h: Include line-map.h
3238 (enum cpp_fc_reason): Remove.
3239 (struct cpp_file_change): Update.
3240 (cpp_get_line_maps): New.
3241 * cppmain.c (struct_printer): New member map.
3242 (cb_file_change): Update for new mappings.
3243 * fix-header.c (cb_file_change): Similarly.
3245 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3247 * Makefile.in (libgcc.mk): Define mkinstalldirs.
3248 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
3250 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3252 * config/vax/vax.c: include expr.h.
3254 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3256 * Makefile.in ($(srcdir)/configure): Only rebuild in
3258 ($(srcdir)/config.in): Only define in maintainer mode.
3259 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
3261 2001-08-02 David Edelsohn <edelsohn@gnu.org>
3263 * doc/install.texi (Install GCC: Binaries): Update Bull info.
3265 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3267 * gcc.c (set_collect_gcc_options): New function, split out from
3269 Ignore elided switches.
3270 (do_spec_1): Invoke before executing command.
3271 (set_input): Export.
3272 Move declaration ...
3273 * gcc.h (set_input): ... here.
3274 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3277 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
3280 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
3282 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
3284 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
3286 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
3287 for the unnamed instructions it expands to.
3289 2001-08-02 Richard Henderson <rth@redhat.com>
3291 * regclass.c (call_really_used_regs): Conditionally define.
3292 (init_reg_sets_1): Don't use it if not defined.
3293 (fix_register): Similarly, don't set it.
3295 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3297 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
3298 Correct comment that had been missed in the previous change.
3300 2001-08-01 Stan Shebs <shebs@apple.com>
3302 * config/darwin.c (machopic_stub_name): Try matching by name.
3303 (update_stubs): New function.
3304 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
3307 2001-08-01 Richard Henderson <rth@redhat.com>
3309 * except.c (output_function_exception_table): Use assemble_align.
3310 * varasm.c (assemble_eh_label): Remove.
3311 (assemble_eh_align, assemble_eh_integer): Remove.
3313 2001-08-01 Robert Lipe <robertl@caldera.com>
3315 * dwarfout.c: Remove reference to README.DWARF.
3317 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
3319 * regclass.c (call_really_used_regs): New array for registers which
3320 are actually used by a call.
3321 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
3323 (fix_register): Set call_really_used too.
3324 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
3325 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
3327 2001-08-01 Richard Henderson <rth@redhat.com>
3329 * read-rtl.c (read_name): Consider \r whitespace.
3331 2001-07-11 Andrew Cagney <ac131313@redhat.com>
3333 * config.gcc: Recognize powerpc-*-netbsd*.
3335 * doc/install.texi (Host/target specific installation notes for
3336 GCC): Mention powerpc-*-netbsd*.
3338 * config/rs6000/netbsd.h: New file.
3339 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
3340 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
3341 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
3342 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
3343 (TARGET_VERSION): Redefine.
3345 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
3346 mcall-netbsd as a match for mcall-sysv.
3347 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
3348 (ncrti.S, ncrtn.S): New targets.
3349 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
3351 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
3352 "netbsd' as a V4 ABI.
3353 (ASM_SPEC): Check for -mcall-netbsd.
3354 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
3355 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
3356 (LIB_SPEC, ENDFILE_SPEC): Ditto.
3357 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
3358 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
3359 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
3360 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
3362 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
3363 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
3365 2001-08-01 Mark Kettenis <kettenis@gnu.org>
3367 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
3368 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
3369 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
3370 including "unwind-pe.h".
3372 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
3374 * rs6000.md (define_splits): Kill unused constraints.
3376 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
3377 Jan Hubicka <jh@suse.cz>
3379 * function.c (thread_prologue_and_epilogue_insns): Kill code
3380 dealing with non-existent CFG.
3382 2001-08-01 Kazu Hirata <kazu@hxi.com>
3384 * alias.c: Fix comment formatting.
3385 * bitmap.c: Likewise.
3386 * builtins.c: Likewise.
3387 * calls.c: Likewise.
3388 * c-common.c: Likewise.
3389 * c-decl.c: Likewise.
3390 * c-dump.c: Likewise.
3391 * c-lex.c: Likewise.
3392 * collect2.c: Likewise.
3393 * combine.c: Likewise.
3394 * conflict.c: Likewise.
3395 * cppfiles.c: Likewise.
3396 * cppinit.c: Likewise.
3397 * cpplex.c: Likewise.
3398 * cpplib.c: Likewise.
3399 * cppmacro.c: Likewise.
3400 * cppspec.c: Likewise.
3401 * c-pragma.c: Likewise.
3402 * crtstuff.c: Likewise.
3404 * cselib.c: Likewise.
3405 * c-semantics.c: Likewise.
3406 * c-typeck.c: Likewise.
3408 2001-08-01 H.J. Lu <hjl@gnu.org>
3410 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
3412 2001-08-01 H.J. Lu <hjl@gnu.org>
3414 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
3416 2001-08-01 Ziemowit Laski <zlaski@apple.com>
3418 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
3419 contextualizing Objective-C class name lookup by the lexer.
3420 (typespec_reserved_nonattr): Disable ObjC class name lookup after
3422 (protocoldef): Add support for forward @protocol declarations.
3423 (yylexname): Suppress ObjC class name lookup in certain contexts;
3424 re-enable after lookup is complete.
3425 (_yylex): Re-enable ObjC class name lookup when certain
3426 punctuation marks are seen.
3428 * objc/objc-act.c (check_protocol_recursively): New function used
3429 for finding circular dependencies in protocols.
3430 (objc_declare_protocols): New function for handling forward
3431 @protocol declarations.
3432 (receiver_is_class_object): Detect the case when 'self' is used
3433 inside of a class method.
3434 (build_message_expr): Issue a warning if class method is desired
3435 but instance method is found instead.
3436 (conforms_to_protocol): Streamline.
3437 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
3438 protocol Foo, even if 'Bar foo' does not.
3439 (check_protocols): Streamline.
3440 (start_protocol): Add checks for circular and duplicate protocol
3442 (encode_aggregate_within): For typedefs of structs, encode the
3444 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
3445 (objc_declare_protocols): New prototype.
3447 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3449 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
3450 * cpplex.c (handle_newline): Update prototype. Maintain logical
3452 (skip_escaped_newlines, skip_block_comment, parse_string):
3454 (_cpp_lex_token): Update, and store token position within the token.
3455 * cpplib.h (struct cpp_token): Add line and column entries.
3456 * cppmacro.c (replace_args): Position stringified tokens correctly.
3458 2001-08-01 Andreas Jaeger <aj@suse.de>
3460 * basic-block.h: Add prototype for last_loop_beg_note.
3462 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
3464 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
3465 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
3467 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
3468 while handling WITH_CLEANUP_EXPR node. Use second operand calling
3469 expand_decl_cleanup.
3470 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
3472 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
3473 operand while calling simple_cst_equal.
3474 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
3475 operand is the cleanup expression, the third is the RTL_EXPR.
3476 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
3478 2001-07-31 Jeff Sturm <jsturm@one-point.com>
3480 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
3482 2001-07-31 matthew green <mrg@eterna.com.au>
3484 * config.gcc (i386-*-netbsdelf): New description.
3485 * config/i386/netbsd-elf.h: New file.
3487 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
3489 * loop.c (check_dbra_loop): Use single_set to compute
3492 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
3494 PowerPC reorg and support for powerpc64-*-linux*.
3496 Also fixes emitting of constants on 32 bit and 64 bit
3499 * config.gcc: powerpc64-*-linux* is a new target.
3500 Things that needed aix.h now also include xcoff.h
3502 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
3504 Move AIX specific stuff into aix.h.
3505 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
3506 with more than just XCOFF now.
3507 (SET_ASM_OP): Remove, now defined where needed.
3508 (FUNCTION_PROLOGUE): New macro definition.
3509 (FUNCTION_EPILOGUE): New macro definition.
3510 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
3512 * config/rs6000/xcoff.h: New file.
3514 * config/rs6000/linux64.h: New file.
3516 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
3518 2001-07-31 Alan Modra <amodra@bigpond.net.au>
3520 * rs6000.c (print_operand_address): Handle ELF syntax.
3521 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
3522 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
3523 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
3525 2001-07-31 David Edelsohn <edelsohn@gnu.org>
3527 * rs6000.c (rs6000_override_options): Only disable
3528 flag_function_sections for XCOFF.
3529 (exact_log2_cint_operand): New predicate.
3530 (reg_or_{add,sub}_cint64_operand): New predicates.
3531 (add_operand): Compare CONST_INT with fewer function calls.
3532 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
3533 (print_operand, case 'p'): Ensure positive operand.
3534 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
3535 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
3536 (PREDICATE_CODES): Add new predicates.
3537 * rs6000.md (addsi3): Split 32-bit constants more correctly.
3538 (divsi3, modsi3): Ensure positive power-of-2.
3539 (adddi3): Use new predicate. Split 32-bit constants more
3540 correctly. Re-arrange splitter to handle any constant.
3541 (subdi3): Use new predicate.
3542 (divdi3, moddi3): Ensure positive power-of-2.
3543 (movdi): Use rs6000_emit_set_const.
3544 (load_toc_v4_pic_di): Delete.
3546 2001-07-31 Graham Stott <grahams@redhat.com>
3548 * function.c (pad_below): Revert 2001-07-26 patch.
3550 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3552 * reg-stack (convert_regs_1): Fix best edge condition.
3554 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3556 * jump.c (duplicate_loop_exit_test): Better test for jumps
3557 entering the loop; create loop pre_header.
3559 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
3561 * doc/install.texi: Add s390 and s390x as new targets.
3562 * doc/invoke.texi: Add documantation of S/390 and zSeries
3564 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
3566 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3568 * config/m68k/m68k.md: Replace all general_operand with
3569 nonimmediate_operand for all destinations.
3570 * config/m68k/m68k.c (not_sp_operand): Likewise.
3572 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
3574 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
3576 2001-07-30 Richard Henderson <rth@redhat.com>
3578 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
3579 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
3581 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3583 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
3584 Add missing doc strings
3585 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
3586 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
3588 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
3590 * i386.c (ix86_output_main_function_alignment_hack): New function.
3591 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
3593 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
3594 edges by EDGE_DFS_BACK flag.
3595 (dump_edge_info): Add dfs_back flag.
3596 * basic-block.h (EDGE_DFS_BACK): New constant.
3597 (mark_dfs_back_edges): Declare.
3598 * alias.c (loop_p): Remove.
3599 (mark_constant_function): Use mark_dfs_back_edges.
3601 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
3602 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
3603 (compensate_edge): Break out from ...
3604 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
3605 (convert_regs_2): Set block_done once block is really done;
3606 Do updating of the predecesors counts.
3608 * toplev.c (rest_of_compilation): Recompute block_for_insn
3609 before post-reload cfg_cleanup.
3610 * function.c (thread_prologue_epilogue_insns):
3611 Call set_block_for_new_insns when emitting prologue directly.
3613 2001-07-30 Andreas Jaeger <aj@suse.de>
3615 * jump.c: Add prototype for mark_modified_reg.
3617 * cse.c (set_live_p): Add unused attribute.
3619 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
3621 (scan_for_source_files): Use long for count to avoid overflow.
3622 (output_data): Likewise.
3623 (output_data): Don't use string concatatenation to silence gcc
3626 * predict.c: Fix typos and grammar.
3628 * gcse.c (insert_insn_end_bb): Remove unused variables.
3630 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3632 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
3633 (attempt_auto_inc): LIkewise.
3634 (mark_used_reg): Likewise.
3635 (try_pre_increment_1): Likewise.
3636 * regclass.c (regclass): Likewise.
3637 * global.c (allocno_compare): Update comment; change scaling factor.
3638 * local-alloc.c (QTY_CMP_PRI): Likewise.
3639 * regs.h (REG_FREQ_FROM_BB): New.
3640 (REG_FREQ_MAX): Likewise.
3642 2001-07-30 H.J. Lu <hjl@gnu.org>
3644 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
3647 2001-07-30 H.J. Lu (hjl@gnu.org)
3649 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
3650 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3651 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
3653 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
3655 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
3656 as -mthumb-interwork when -mcpu=arm7 is specified.
3658 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3660 * predict.def (noreturn, loop branch, loop exit): Mark as first
3663 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
3665 * combine.c (try_combine): Avoid barrier after noop jumps.
3667 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3669 * cpphash.h (struct cpp_reader): Remove import_warning.
3670 * cpplib.c (skip_rest_of_line): Don't bother turning off
3672 (parse_include): Move include handling to...
3673 (do_include_common): ... here. Move import warning from...
3674 (do_import): ... here.
3675 (do_pragma_poison): Don't do a callback for poison identifiers.
3676 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
3677 * cppmain.c (setup_callbacks): Similarly.
3679 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3681 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
3682 handle multiple sets.
3683 * except.c (sjlj_mark_call_sites): .... here.
3684 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
3686 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3688 Suggested by Richard Henderson and Richard Kenner:
3689 * combine.c (recog_for_combine): Use the fake recog
3690 only if instruction does not match.
3691 * rtl.h (NOOP_MOVE_INSN_CODE): New.
3692 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
3694 * combine.c (try_combine): Discover noop jump as direct jump.
3696 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
3698 * df.c (df_rd_global_compute): Add successors to worklist, not
3700 (df_ru_global_compute): Ditto.
3702 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
3704 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
3705 increment REG_N_SETS.
3707 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
3709 * sbitmap.h: New prototype for sbitmap_a_xor_b.
3711 * sbitmap.c (sbitmap_a_xor_b): New function.
3712 ifdef the basic block stuff on IN_GCC.
3714 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3716 * cppexp.c (parse_defined): Always record the macro name.
3717 (lex): Don't worry about identifiers, or special-case
3719 (_cpp_parse_expr): Figure out at the end of the routine
3720 whether we saw a valid !defined() expression.
3721 * cppfiles.c (stack_include_file): Update for mi_valid.
3722 (_cpp_pop_file_buffer): Similarly.
3723 * cpplex.c (_cpp_lex_token): Similarly.
3724 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
3725 mi_if_not_defined, mi_lexed): Remove.
3727 * cpplib.c (do_if): Simplify.
3728 (do_endif, push_conditional, _cpp_handle_directive): Update
3729 for renaming of mi_state to mi_valid.
3731 * cpp.texi: Add index entries for digraphs, and add comment
3732 that C++ refers to them as alternative tokens.
3734 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3736 * basic-block.h (CLEANUP_PRE_LOOP): New.
3737 * except.c (finish_eh_generation): Update call of cleanup_cfg.
3738 * sibcall.c (optimize_sibling_calls): Likewise.
3739 * toplev.c (rest_of_compilation): Likewise.
3740 * flow.c (try_forward_edges): Take argument MODE;
3741 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
3742 (try_optimize_cfg): Update call of try_forward_edges.
3744 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
3745 Jan Hubicka <jh@suse.cz>
3747 * (validate_replace_rtx_1): Fix simplification of MINUS.
3749 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
3751 PR preprocessor/3669
3752 * cppinit.c (init_dependency_output): Turn off dump requests
3753 if sending dependencies to stdout.
3755 2001-07-28 Richard Henderson <rth@redhat.com>
3757 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
3760 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
3762 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
3764 2001-07-28 Kazu Hirata <kazu@hxi.com>
3766 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
3767 is VAR_DECL first to prevent an ICE.
3769 2001-07-28 Richard Henderson <rth@redhat.com>
3771 * varasm.c (immed_real_const_1): Don't elide special cases for
3773 (clear_const_double_mem): Clear const_tiny_rtx too.
3775 2001-07-28 Richard Henderson <rth@redhat.com>
3777 * dwarf2out.c (dw_val_class_offset): New.
3778 (struct dw_ranges_struct, dw_ranges_ref): New.
3779 (ranges_table, ranges_table_allocated): New.
3780 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
3781 (add_AT_offset, add_ranges, output_ranges): New.
3782 (print_die, output_die): Handle dw_val_class_offset.
3783 (attr_checksum, size_of_die, value_format): Likewise.
3784 (gen_lexical_block_die): Handle non-contiguous blocks.
3785 (gen_block_die): Likewise.
3786 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
3787 if needed. Dump the ranges table.
3788 * final.c (final_start_function): Remove unnecessary notes and
3789 rebuild the block tree before numbering the blocks.
3790 * function.c (reorder_blocks_0): Walk the existing block tree
3791 to unmark all blocks.
3792 (reorder_blocks_1): Create block fragments when duplicate block
3794 (reorder_fix_fragments): New.
3795 (reorder_blocks): Call it.
3796 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
3798 2001-07-28 Richard Henderson <rth@redhat.com>
3800 * emit-rtl.c (adjust_address): Make a copy of the memory address.
3802 2001-07-28 Richard Henderson <rth@redhat.com>
3804 * flow.c (add_to_mem_set_list): New function.
3805 (init_propagate_block_info): Use it.
3806 (mark_set_1): Likewise.
3807 (insn_dead_p): Canonicalize memory address for dead store
3808 comparison. Allow wider mode stores to kill narrower mode stores.
3809 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
3810 (invalidate_mems_from_set): Don't handle MEMs.
3812 2001-07-28 Kazu Hirata <kazu@hxi.com>
3814 * config/h8300/h8300.h: Fix formatting.
3816 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3818 * basic-block.h (EDGE_FREQUENCY): New macro.
3819 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
3821 * flow.c (find_sub_basic_blocks): Likewise.
3822 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
3823 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
3825 * predict.c (DEF_PREDICTOR): New argument FLAGS.
3826 (HITRATE): New macro.
3827 (PRED_FLAG_FIRST_MATCH): New constant.
3828 (predictor_info): New field flgags.
3829 (combine_predictions_for_insn): Use DS theory to combine
3830 probabilities; set the edge probabilities when finished.
3831 (estimate_probability): Avoid duplicated matches
3832 of LOOP_BRANCH heuristics for nested loops; update comment.
3833 * predict.def: Add flags for each prediction, set probabilities
3834 according to B&L paper.
3835 * predict.h (DEF_PREDICTOR): New argument FLAGS.
3837 * profile.c (compute_branch_probabilities): Cleanup way the edge
3838 probabilities are computed and REG_BR_PROB notes are dropped; if
3839 values does not match, emit error.
3840 (init_branch_prob): Do error instead of warning when profile driven
3841 feedback is missing or corrupt.
3843 2001-07-27 DJ Delorie <dj@redhat.com>
3845 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
3846 against a constant, try to adjust the compare to have the desired
3847 constant in it so that min/max optimizations happen more often.
3849 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3851 * flow.c (last_loop_beg_note): New function.
3852 (redirect_edge_and_branch): Use it.
3853 (split_edge): Likewise.
3855 * alias.c (loop_p): Avoid uninitialized memory access.
3857 * flow.c (try_forward_edges): Avoid accessing freed memory.
3859 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
3862 2001-07-26 Andrew Haley <aph@redhat.com>
3863 Joern Rennecke <amylaar@redhat.com>
3865 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
3866 (SUBTARGET_CPP_ENDIAN_SPEC): New.
3867 (SUBTARGET_CPP_SPEC): New.
3869 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
3870 (SUBTARGET_CPP_PTR_SPEC): New.
3871 (CPP_DEFAULT_CPU_SPEC): New.
3872 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
3873 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3874 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
3875 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3876 (SUBTARGET_CPP_SPEC): Define as an empty string.
3878 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3880 * doc/install.texi (Configuration): Properly link the host
3881 specific instructions also when generating HTML.
3883 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
3885 * flow.c (redirect_edge_and_branch_force): Test
3886 target->global_live_at_start.
3888 2001-07-26 Richard Henderson <rth@redhat.com>
3890 * simplify-rtx.c (avoid_constant_pool_reference): Export.
3891 * rtl.h (avoid_constant_pool_reference): Declare it.
3892 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
3893 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
3895 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3897 * rtl.h (cleanup_barriers): Declare.
3898 * jump.c (cleanup_barriers): New function.
3899 * toplev.c (rest_of_compilation): Call cleanup_barriers
3900 before loop optimizer and after bb_reorder.
3902 * flow.c (back_edge_of_syntactic_loop_p): New.
3903 (split_edge): Use it.
3905 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3907 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
3909 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
3911 * cse.c (cse_process_notes): Replace any registers if the address
3914 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
3916 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
3917 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
3918 (propagate_block): Update prototype.
3919 * flow.c (update_life_info): Simplify the CFG and
3920 recalculate the global regs which are alive when
3921 removing dead code during a global update.
3922 (propagate_block): Return non-zero if an INSN is
3925 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3927 * Makefile.in (LIBICONV): Define.
3929 2001-07-26 Catherine Moore <clm@redhat.com>
3931 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
3932 of conditional to avoid tree checking errors.
3934 2001-07-26 Kazu Hirata <kazu@hxi.com>
3936 * regmove.c (regmove_optimize): Don't replace a reg with
3937 another reg of a different mode.
3939 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
3941 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
3942 limit length of dependancy flush list.
3943 * params.h (MAX_PENDING_LIST_LENGTH): Define.
3944 * sched-int.h (struct deps): Add pending_flush_length field.
3945 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
3946 has 1 element in it.
3947 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
3948 (sched_analyze): After a jump, if the pending memory flush list is too
3949 large, flush the pending lists.
3950 (init_deps): Initialize pending_flush_length to 0.
3951 * doc/invoke.texi (max_pending_list_length): Document parameter.
3953 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
3955 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
3956 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
3957 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
3959 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3961 * cpphash.h (struct_lexer_state): Delete was_skipping.
3962 Move skipping here from struct cpp_reader.
3963 * cpplex.c (parse_identifier): Update.
3964 (_cpp_lex_token): Don't skip tokens in a directive.
3965 * cpplib.c (struct if_stack): Update.
3966 (start_directive, end_directive): Don't change skipping state.
3967 (_cpp_handle_directive): Update.
3968 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
3969 (do_else, do_endif): Update; only check for excess tokens if not
3970 in a skipped conditional block.
3971 (push_conditional): Update for new struct if_stack.
3973 2001-07-26 Graham Stott <grahams@redhat.com>
3975 * function.c (locate_and_pad_parm): Also pad initial offset
3976 so that the total argument size also includes the padding.
3978 2001-07-26 Graham Stott <grahams@redhat.com>
3980 * gensupport.c (alter_output_for_insn): Correct enable checking failure
3981 change XSTR to XTMPL.
3983 (process_one_cond_exec): Likewise
3985 2001-07-25 Richard Henderson <rth@redhat.com>
3987 * varasm.c (assemble_variable): Create DECL_RTL before setting
3990 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
3992 * predict.c (estimate_probability): Avoid duplicated predictions.
3994 * loop.c (find_and_verify_loops): Grok multiple barriers.
3996 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3998 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
4000 * dbxout.c: Consistently use putc instead of fputc.
4001 (print_wide_int): New function; call instead of direct fprintf.
4002 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
4003 (dbxout_type_fields, dbxout_type_method_1): Likewise.
4004 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
4005 (print_int_cst_octal): Likewise.
4006 (print_octal): Show we wrote characters.
4007 (dbxout_type): Set have_used_extensions in more places.
4009 2001-07-25 Catherine Moore <clm@redhat.com>
4011 * config/v850/v850.c (v850_va_arg): Use addr
4012 instead of valist to build incr.
4014 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
4016 * flow.c (delete_dead_jumptables): New function.
4017 (life_analyzis): Call it.
4018 * bb-reorder.c (skip_insns_after_block): Handle contradictory
4021 2001-07-25 Richard Henderson <rth@redhat.com>
4023 * except.c (reachable_handlers): Handle a region being removed
4024 out from under a RESX.
4026 2001-07-25 Richard Henderson <rth@redhat.com>
4028 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
4029 swap GE/GT if it is an fp comparison.
4031 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
4033 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
4036 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
4038 * ssa.c (rename_insn_1): Do not wrap an assignment to a
4039 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
4042 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
4044 (visit_expression): When attempting to simplify an expression,
4045 retrieve any modes for arguments before they are simplified
4048 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
4049 Janis Johnson <janis@us.ibm.com>
4051 * stmt.c (expand_goto): A nonlocal goto can be a call too.
4052 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
4053 pointer parameters to match documented usage of nonlocal_goto.
4054 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
4055 parameters to their correct order.
4056 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
4057 parameters to their correct order.
4059 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
4061 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
4063 2001-07-25 Jan Hubicka <jh@suse.cz>
4064 Richard Henderson <rth@redhat.com>
4066 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
4068 (make_edges): New argument update_p; populate the edge cache if set.
4069 (find_basic_blocks): Update make_edges invocation.
4071 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4073 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
4075 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4077 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
4078 -Acpu and -Amachine.h.
4079 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
4080 Corrected header to say ELF not a.out.
4081 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
4082 when given -msoft-float.
4084 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4086 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
4087 extra multilib parts like arm-elf.
4088 (i960-*-coff*, i960-*-rtems): Should not use collect2.
4089 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
4090 crtfini.o as extra multilib parts.
4092 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4094 * configure.in: Add rtems as a supported thread model.
4095 * gthr-rtems.h: Add missing entry point __gthread_active_p.
4096 * configure: Rebuilt.
4098 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
4100 * stor-layout.c (get_mode_alignment): make it work when
4101 BITS_PER_UNIT is not a power of two.
4102 * builtins.c (get_pointer_alignment): Likewise.
4104 2001-07-24 Richard Henderson <rth@redhat.com>
4106 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
4107 the retrieved constant into the expected mode.
4109 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4111 * flow.c (try_simplify_condjump): Avoid duplicated edges.
4112 (verify_flow_info): Check for duplicated edges; clarify
4115 * flow.c (block_label): Update basic_block_for_insn.
4116 (commit_edge_insertions): Call compute_bb_for_insn.
4118 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
4121 * flow.c (redirect_edge_and_branch,
4122 try_optimize_cfg): Use redirect_edge_succ_nodup
4123 (redirect_edge_succ_nodup): New.
4124 * basic_block.h (redirect_edge_succ_nodup): Declare.
4126 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
4129 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4131 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
4132 (try_crossjump_to_edge): Update commetns.
4133 (try_crossjump_bb): Likewise.
4135 2001-07-24 Richard Henderson <rth@redhat.com>
4137 * combine.c (distribute_notes): Move set of need_refresh
4138 for noop_move_p down to catch all cases.
4140 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
4142 * recog.c (split_all_insns_noflow): New.
4143 * rtl.h (split_all_insns_noflow): Declare.
4144 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
4145 * m68hc11.c (m68hc11_reorg): Likewise.
4146 * sh.c (machine_dependent_reorg): Likewise.
4147 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
4150 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4152 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
4153 (ashlsi3_n splitter): Likewise.
4154 (lshrsi3_n splitter): Likewise.
4156 (GOTaddr2picreg): Make const SImode.
4157 (sym_label2reg): Likewise.
4158 (symGOT2reg): Likewise.
4159 (symGOTOFF2reg) Likewise.
4161 (casesi_worker_0): Make unspec SImode.
4163 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4165 * config/sh/sh.c (barrier_align): Check that an operand really is
4166 an insn before extracting its INSN_CODE.
4168 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
4170 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
4173 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
4174 for SImode to prevent overflow.
4176 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4178 * config/mips/irix6-libc-compat.c: New file.
4179 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
4180 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
4183 2001-07-24 lars brinkhoff <lars@nocrew.org>
4185 * rtl.texi (REG_POINTER): Document.
4186 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
4187 QFmode, HFmode, TQFmode, QCmode, and HCmode.
4189 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4191 * flow.c (delete_noop_moves): Do not confuse libcall regions.
4193 2001-07-23 Richard Henderson <rth@redhat.com>
4195 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
4197 2001-07-23 Kazu Hirata <kazu@hxi.com>
4199 * config/h8300/h8300-protos.h: Add a prototype for
4200 general_operand_dst_push.
4201 * config/h8300/h8300.c (general_operand_dst_push): New.
4202 * config/h8300/h8300.h (OK_FOR_T): New.
4203 (EXTRA_CONSTRAINT): Use it.
4204 * config/h8300/h8300.md (movqi_push): Remove and integrate into
4205 the existing movqi pattern.
4206 (movhi_push): Likewise.
4208 * reload.c: Fix comment typos.
4210 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4212 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
4214 2001-07-23 H.J. Lu (hjl@gnu.org)
4216 * doc/extend.texi: Update __builtin_return_address and
4217 __builtin_frame_address.
4219 2001-07-23 Richard Henderson <rth@redhat.com>
4221 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
4223 * config/i386/i386.md: New setcc+movzbl peephole2.
4225 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4227 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
4228 * objc/objc-act.c: Include debug.h.
4229 (synth_module_prologue): Save and restore debug hooks too.
4231 2001-07-23 lars brinkhoff <lars@nocrew.org>
4233 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
4234 and C4X_FLOAT_FORMAT.
4235 (BOOL_TYPE_SIZE): Document.
4237 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
4239 * unroll.c (loop_iterations): Fix miscalculation of initial
4242 2001-07-13 Andrew Haley <aph@redhat.com>
4244 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
4245 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
4246 * config/sh/sh.c (sh_can_redirect_branch): New function.
4247 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
4248 * reorg.c (steal_delay_list_from_target): Use
4249 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
4251 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4253 * flow.c (try_simplify_condjump): Unlink insn chain on
4254 fallthru edge; use can_fallthru.
4256 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4258 * basic-block.h (find_sub_basic_block): Declare.
4259 * flow.c (make_edges): New arguments MIN and MAX;
4260 (find_sub_basic_blocks): Revamp to use make_edges
4261 and purge_dead_edges.
4262 (find_basic_blocks): Update call of find_sub_basic_block.
4264 * recog.c (split_all_insns): Always expect CFG to be consistent;
4265 call find_sub_basic_blocks in case something has changed.
4266 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
4269 * basic-block.h (delete_noop_moves): Declare.
4270 * combine.c (combine_instructions): Call it.
4271 (recog_for_combine): Tolerate noop moves
4272 (distribute_notes): Force refresh when register dies at noop move.
4273 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
4275 (life_analysis): Update delete_noop_moves call.
4276 (set_noop_p): Move too ...
4277 * rtlanal.c (noop_move_p): ... here.
4278 * rtl.h (noop_move_p): Declare.
4280 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
4281 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
4283 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
4284 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
4286 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
4288 * reload.c (push_reload): Fix typo in comment.
4289 (find_reloads_address): Ditto.
4290 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
4292 2001-07-22 Richard Henderson <rth@redhat.com>
4294 * flow.c: Grammar check and clarify a lot of comments.
4295 (try_simplify_condjump): Rename variables to be clearer.
4296 (try_forward_edges): Skip complex and fallthru edges.
4297 Rearrange tests to avoid duplicate checks.
4298 (flow_find_cross_jump): Likewise.
4299 (outgoing_edges_match): Allow match if neither branch has
4300 probability data. Loosen probability match to 5%.
4301 (try_crossjump_to_edge): Hoist repeated indirection into
4303 (try_crossjump_bb): Don't check complex edges. Eliminate
4304 redundant crossjump tests.
4305 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
4306 checks before more expensive checks.
4308 2001-07-22 Richard Henderson <rth@redhat.com>
4310 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
4311 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
4314 2001-07-22 Richard Henderson <rth@redhat.com>
4316 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
4317 (const_sint32_operand): Likewise.
4318 * m68k.md (anon mulsi pattern): Use const_int_operand not
4319 const_sint32_operand.
4320 (umulsi3_highpart): Zero extend a constant input.
4321 (smulsi3_highpart): Don't bother checking SImode constant.
4322 (const_umulsi3_highpart): Give op3 DImode.
4323 (const_smulsi3_highpart): Likewise.
4325 2001-07-22 Richard Henderson <rth@redhat.com>
4327 * flow.c (split_block): Make sure bb_note is included in the
4328 new block when splitting before a label.
4330 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4332 * basic-block.h (redirect_edge_and_branch_force,
4333 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
4334 * flow.c (redirect_edge_and_branch_force,
4335 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
4336 (redirect_edge_and_branch_force): Fix copying of lifeness information.
4337 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
4338 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
4339 instead of label; update CFG after transformation.
4340 (find_if_case_1): Update call, use redirect_edge_and_branch_force
4341 for finishing the transformation; handle even case where ELSE
4342 does not follow THEN.
4343 (find_if_case_2): Update call of dead_or_predictable; simplify
4346 * emit-rtl.c (split_branch_probability): New global variable.
4347 (try_split): Take care to set split_branch_probability and
4348 create REG_BR_PROB note for new jump insns.
4349 * md.texi (define_split): Document new feature.
4351 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
4353 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4355 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
4356 (asm_out_file): Remove redundant declaration.
4357 (assemble_asm): Remove old #if 0 block.
4358 (assemble_variable): Remove end of function; debug output is
4359 now handled with global_decl. Remove old #if 0 block. Update.
4360 Remove saved_in_section and associated no-op code.
4361 * Makefile.in (varasm.o): Correct dependencies.
4363 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
4365 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4366 the definition in defaults.h.
4368 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
4370 * jump.c: Update comments.
4371 (delete_barrier_successors, delete_unreferenced_labels,
4372 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
4373 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
4374 jump_optimize, jump_optimize_minimal): Kill.
4375 (rebuild_jump_labels): Move code from jump_optimize_1.
4376 (purge_line_number_notes): Likewise.
4377 (copy_loop_headers): Likewise.
4378 * reg-stack.c: Update comment.
4380 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
4381 JUMP_AFTER_REGSCAN): Kill.
4382 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
4383 purge_line_number_notes and copy_loop_headers.
4385 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4386 Richard Henderson <rth@redhat.com>
4388 * dbxout.c (dbxout_global_decl): New.
4389 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4390 * sdbout.c (sdbout_finish): New.
4391 (sdbout_debug_hooks): Use it, add comments.
4392 (sdbout_global_decl): Defer initialised public vars to
4394 * varasm.c (assemble_variable): Don't output debug information
4395 for file-scope variables.
4397 2001-07-22 Richard Henderson <rth@redhat.com>
4399 * config/alpha/alpha.c (get_trap_mode_suffix): New.
4400 (get_round_mode_suffix): New.
4401 (print_operand): Use them for [/]. Remove support for [&'`()+].
4402 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
4403 * config/alpha/alpha.md (attr round_suffix): New.
4404 (attr trap_suffix): New.
4405 (all insns): Set them appropriately. Use %/ instead of the
4408 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4410 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
4412 2001-07-22 Richard Henderson <rth@redhat.com>
4414 * regrename.c (regrename_optimize): Compute nregs for each
4415 potential target register.
4417 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
4418 Richard Henderson <rth@redhat.com>
4420 * dbxout.c (dbxout_global_decl): New.
4421 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4422 * sdbout.c (sdbout_finish): New.
4423 (sdbout_debug_hooks): Use it, add comments.
4424 (sdbout_global_decl): Defer initialised public vars to
4426 * varasm.c (assemble_variable): Don't output debug information
4427 for file-scope variables.
4429 2001-07-21 H.J. Lu (hjl@gnu.org)
4431 * config/mips/mips.c (mips_cpu): Moved into ...
4432 (override_options): Here.
4434 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
4436 (mips_cpu): Removed.
4438 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4440 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
4441 ("iorqi3"): Likewise.
4442 ("xorqi3"): Likewise.
4443 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
4444 ("*subhi3_sp): Likewise.
4445 ("*subhi3"): Likewise.
4446 ("extendhisi2"): Accept D, X and Y as source operand to avoid
4449 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
4451 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
4452 * config/freebsd.h: Likewise.
4453 * config/linux.h: Likewise.
4454 * config/openbsd.h: Likewise.
4455 * config/alpha/linux-elf.h: Likewise.
4456 * config/arm/linux-elf.h: Likewise.
4457 * config/d30v/d30v.h: Likewise.
4458 * config/fr30/fr30.h: Likewise.
4459 * config/ia64/aix.h: Likewise.
4460 * config/ia64/ia64.h: Likewise.
4461 * config/mips/linux.h: Likewise.
4462 * config/pj/pj.h: Likewise.
4463 * config/rs6000/linux.h: Likewise.
4464 * config/sparc/linux.h: Likewise.
4465 * config/sparc/linux64.h: Likewise.
4467 2001-07-20 Bruce Korb <bkorb@gnu.org>
4469 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
4470 because getc() and char* may disagree on signedness.
4472 2001-07-20 Richard Henderson <rth@redhat.com>
4474 * doc/rtl.texi (REG_DEAD): Update for current semantics.
4476 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
4477 insns to delete in the presence of cc0 in a jump insn.
4479 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4480 Jan Hubicka <jh@suse.cz>
4482 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
4483 of doing the change by hand.
4485 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4487 * rtlanal.c (set_noop_p): Return true for noop jumps.
4489 * expr.c (emit_single_push_insn): Add call to push expander.
4490 * expr.h (optab_index): Add OTI_push
4491 (push_optab): New constant.
4492 * genopinit.c (optabs): Add push_optab.
4493 * optabs.c (init_optab): Init push optab.
4494 * md.texi (push??1): Document
4496 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4498 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
4499 expand to emit the pattern; put a REG_INC note for push/pop
4501 ("movdf", "movdf_internal"): Likewise.
4502 ("movsi", "movsi_internal"): Likewise.
4503 ("movsf", "movsf_internal"): Likewise.
4504 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
4506 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4508 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
4511 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
4513 * params.def: Change default max inline insns to 100.
4515 2001-07-20 Diego Novillo <dnovillo@redhat.com>
4517 * combine.c (combine_simplify_rtx): Generate a new shift operation
4518 when simplifying the first operand of a (neg (ashift)) expression.
4520 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4522 * regclass.c (N_REG_INTS): Use only 32 bits per element.
4524 2001-07-20 Kelley Cook <kelley.cook@home.com>
4526 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
4527 information. Move rest into ...
4528 (*-*-solaris): ... here. Eliminate redundant information and
4529 reword necessary packages section. Delete 4.x assembler bug info.
4530 (sparc-sun-*): Merge into ...
4531 (sparc-sun-sunos*): here.
4533 2001-07-20 Catherine Moore <clm@redhat.com>
4535 * config/v850/v850.md (casesi): Generate LABEL_REF
4538 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4540 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
4541 * i386.c (ix86_zero_extend_to_Pmode): Make global.
4542 * i386.md (strclrsi expander): Use it.
4544 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4546 * integrate.c (copy_insn_list): handle
4547 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
4548 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
4549 identically as to CODE_LABEL.
4551 * fold-const (fold): Convert A/B/C to A/(B*C) and
4554 * except.c (connect_post_landing_pads): Delete the RESX insns.
4556 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
4558 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
4560 * config/mips/mips.md (nmadd/nmsub): Use macro.
4562 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
4564 * cppinit.c (remove_dup_dir): Make static.
4565 (remove_dup_dirs): Make static. Only warn about preempting a
4566 system directory with a non-system directory.
4568 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4570 * ifcvt.c (noce_try_store_flag_constants): Correct order
4571 of parameters to trunc_int_for_mode.
4573 2001-07-19 Mark Mitchell <mark@codesourcery.com>
4575 * reorg.c (fill_simple_delay_slots): If an instruction might throw
4576 an exception that will be caught within this function, do not fill
4577 its delay slot with any subsequent instruction.
4579 2001-07-19 Steve Ellcey <sje@cup.hp.com>
4581 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
4582 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
4583 pointer extension instruction.
4584 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
4585 * simplify-rtx.c (simplify_unary_operation) Likewise.
4586 * explow.c (convert_memory_address) Check value of
4587 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
4589 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
4590 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
4591 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
4592 Add Multilib Support.
4593 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
4594 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
4595 Add Multilib Support.
4596 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
4598 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
4599 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
4600 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
4602 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
4604 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
4605 old and new operands in `<', `3' and `b'.
4607 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4609 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
4610 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
4611 (toplev.o): Don't depend on xcoffout.h.
4612 * c-decl.c: Include debug.h
4613 (duplicate_decls): Use debug hook.
4614 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
4615 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4616 (dbxout_types): Remove.
4617 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
4618 * debug.c (do_nothing_debug_hooks): Update.
4619 (debug_true_tree, debug_nothing_rtx): New.
4620 * debug.h (struct rtx_def): New.
4621 (struct gcc_debug_hooks): New hooks ignore_block,
4622 outlining_inline_function and label.
4623 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
4624 dwarf2out_frame_finish): New.
4625 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
4626 Make static, update prototype.
4627 (dwarf2_debug_hooks): Update.
4628 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
4629 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
4630 * dwarfout.c (dwarf_debug_hooks): Update.
4631 * emit-rtl.c: Include debug.h.
4632 (remove_unnecessary_notes): Use debug hook.
4633 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
4634 (final_scan_insn): Use debug hook.
4635 * integrate.c (output_inline_function): Use debug hook.
4636 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
4637 (sdb_debug_hooks): Update.
4638 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
4639 * toplev.c: Don't include xcoffout.h.
4640 (note_outlining_of_inline_function, debug_ignore_block): Remove.
4641 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
4643 * tree.h (dwarf2out_do_frame): Remove.
4645 2001-07-19 Catherine Moore <clm@cygnus.com>
4647 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
4649 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4651 * reload1.c (eliminate_regs_in_insn): When updating a set
4652 to the frame pointer to the hardware frame pointer, perform
4653 the update always not just when REPLACE is set.
4655 * reload1.c (choose_reload_regs): Don't inherit a reload
4656 that crosses multiple registers if registers past the first
4657 don't fit in the desired class.
4659 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
4660 when negating constants.
4662 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
4664 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
4665 * doc/tree.texi: Ditto.
4667 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
4668 Jakub Jelinek <jakub@redhat.com>
4670 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
4671 (extract_cie_info): Handle "eh" augmentation properly,
4673 (struct frame_state, __frame_state_for): New.
4675 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4677 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
4678 HANDLE_SYSV_PRAGMA): Define.
4679 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
4681 (copy_object): Caller changed.
4683 2001-07-19 Andreas Schwab <schwab@suse.de>
4685 * configure.in (assembler dwarf2 debug_line support): Define nop
4687 * configure: Regenerated.
4689 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4691 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
4693 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
4694 to conditionally compiled block.
4695 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4696 * dbxout.h (dbxout_function): Remove.
4697 * debug.c (do_nothing_debug_hooks): Update.
4698 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
4699 global_decl, deferred_inline_function.
4700 * dwarf2out.c (dwarf2_debug_hooks): Update.
4701 (dwarf2out_global_decl): New.
4702 * dwarfout.c: Don't include dwarfout.h.
4703 (dwarfout_global_decl, dwarfout_function_decl,
4704 dwarfout_deferred_inline_function): New.
4705 (dwarf_debug_hooks): Update.
4706 * dwarfout.h: Remove.
4707 * final.c: Don't include dwarfout.h.
4708 * sdbout.c (sdbout_global_decl): New.
4709 (sdbout_debug_hooks): Update.
4710 * toplev.c: Don't include dwarfout.h.
4711 (check_global_declarations, rest_of_compilation): Use new debug hooks.
4712 (note_deferral_of_defined_inline_function): Remove.
4713 * toplev.h (note_deferral_of_defined_inline_function): Remove.
4714 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
4715 * ch/lex.c: Don't include dwarfout.h.
4716 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
4717 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
4718 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
4719 * cp/optimize.c: Include debug.h.
4720 (maybe_clone_body): Use debug hook.
4721 * cp/semantics.c: Include debug.h.
4722 (expand_body): Use debug hook.
4723 * po/POTFILES.in: Remove dwarfout.h.
4725 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4727 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
4728 * c-parse.in (yyerror, _yylex): Similarly.
4729 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
4730 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
4732 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
4733 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
4735 2001-07-18 Jeff Sturm <jsturm@one-point.com>
4737 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
4738 in-class declaration at -g1. Fixes c++/2814.
4740 2001-07-18 Richard Henderson <rth@redhat.com>
4742 * doc/md.texi (reload_in/out): Document restrictions in predicates
4743 and constraints for these patterns. Document empty string matching
4746 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4748 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
4750 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4752 * cse.c: Undo my previous patch.
4754 2001-07-18 Tom Tromey <tromey@redhat.com>
4757 * configure: Rebuilt.
4758 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
4760 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
4762 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
4763 Jan Hubicka <jh@suse.cz>
4765 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
4766 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
4767 * jump.c (mark_jump_label): Do not forward branches.
4769 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4771 * cse.c (delete_trivially_dead_insns): Delete the libcall block
4772 when return value is unused.
4774 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4776 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
4778 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
4780 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
4781 on error. We can't blindly return the result of
4782 pthread_mutex_trylock because it returns a positive number on
4783 error, while we must return -1 on error.
4784 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
4786 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
4788 2001-07-18 Andreas Jaeger <aj@suse.de>
4790 * integrate.c (output_inline_function): Correct type of debug_hooks.
4792 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
4794 * combine.c (combine_simplify_rtx): DIV can be treated
4795 associatively for floats if unsafe math optimisations are enabled.
4797 2001-07-17 Richard Henderson <rth@redhat.com>
4799 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
4801 2001-07-17 Richard Henderson <rth@redhat.com>
4803 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
4804 don't force the function address into a register.
4805 (expand_call, emit_library_call_value_1): Update callers.
4806 * builtins.c (expand_builtin_apply): Likewise.
4807 * expr.h (prepare_call_address): Update decl.
4809 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
4811 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
4813 * config/i386/chorus.h: Move up.
4814 * config/sparc/chorus.h: Likewise.
4815 * config/rs6000/chorus.h: Likewise.
4816 * config/chorus.h: Moved here.
4818 2001-07-17 Andreas Schwab <schwab@suse.de>
4820 * configure.in (assembler eh_frame optimization): Handle big
4822 * configure: Regenerated.
4824 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
4826 * expr.c (epxand_expr): Convert divisions into multiplications by
4827 reciprocals if -ffast-math.
4829 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
4831 * dbxout.c (dbxout_really_begin_function): Rename to
4832 dbxout_begin_function.
4833 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4834 (dbxout_begin_function): Remove.
4835 (dbxout_function): Update.
4836 (dbxout_source_line): Update prototype.
4837 * dbxout.h (dbxout_begin_function): Remove.
4838 * debug.c (do_nothing_debug_hooks): Update.
4839 (debug_nothing_tree): Update.
4840 (debug_nothing_charstar_rtx): Remove.
4841 * debug.h (union tree_node): Declare.
4842 (struct rtx_def): Remove.
4843 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
4844 begin_function. Change source_line prototype.
4845 (debug_nothing_tree): New.
4846 (debug_nothing_charstar_rtx): Delete.
4847 (dwarf2out_begin_prologue): Moved from ...
4849 * dwarf2out.c (dwarf2_debug_hooks): Update.
4850 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
4851 debug info, call dwarf2out_source_line.
4852 (dwarf2out_souce_line): Update prototype.
4853 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
4854 Change prototype, make static.
4855 (dwarfout_source_line): Update prototype.
4856 (dwarf_debug_hooks): Update.
4857 * dwarfout.h (dwarfout_begin_function): Remove.
4858 * final.c (final_start_function, final_scan_insn): Use appropriate
4859 debug hooks, update to use notice_source_line.
4860 (output_source_line): Rename notice_source_line. Don't call the
4861 source_line debug hook.
4862 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
4863 make static, update prototype.
4864 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
4866 (sdbout_end_prologue): New.
4867 (sdbout_source_line): Update prototype.
4868 (sdbout_debug_hooks): Update.
4869 (sdbout_symbol): Remove unused var.
4870 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
4872 * varasm.c: Include debug.h.
4873 (assemble_start_function): Use begin_function debug_hook.
4874 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4875 update with prototype.
4876 (xcoffout_source_line): Update prototype.
4877 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4879 (xcoffout_source_line): Update prototype.
4881 2001-07-17 Richard Henderson <rth@redhat.com>
4883 * c-typeck.c (build_binary_op): Do not shorten unsigned
4884 right shift after sign extension.
4886 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
4888 * combine.c (combine_simplify_rtx): Attempt to simplify
4889 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
4891 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
4892 (simplify_binary_operation, simplify_unary_operation,
4893 simplify_relational_operation): Use it.
4895 * combine.c (combine_simplify_rtx): Don't do associative law
4896 on divisions; allow associative law on floats.
4898 2001-07-17 H.J. Lu <hjl@gnu.org>
4899 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4901 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
4902 ASM_OUTPUT_WEAK_ALIAS are defined.
4903 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
4904 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
4906 * config/mips/iris5.h: ... here.
4907 (HANDLE_SYSV_PRAGMA): Defined as 1.
4908 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
4909 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
4912 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4914 * c-parse.in (all_prefix_attributes): New variable.
4915 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
4916 (maybe_resetattrs): New production.
4917 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
4918 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
4919 notype_initdcl, nested_function, notype_nested_function,
4920 component_decl, components, components_notype,
4921 component_declarator, component_notype_declarator,
4922 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
4923 ivars, mydecl, myparm): Update. Avoid prefix attributes just
4924 after a comma being applied to more than one declarator.
4925 * doc/extend.texi (Attribute Syntax): Update. Remove
4926 documentation of bugs that are no longer present.
4928 2001-07-13 Eric Christopher <echristo@redhat.com>
4930 * config/mips/mips.h: Change TUNE_MIPS* options to use
4932 (EXTRA_SPECS): Add cc1_cpu_spec.
4933 * config/mips/mips.md (muldf3): Fix typo.
4935 2001-07-16 Richard Henderson <rth@redhat.com>
4937 * config/m68k/m68k.c: Include expr.h and reload.h.
4938 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
4939 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
4941 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4942 Richard Henderson <rth@redhat.com>
4944 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
4945 (insn_live_p): Fix fall off end of function.
4946 (dead_libcall_p): Remove COUNTS argument; update callers.
4947 (delete_trivially_dead_insns): Remove unused variables.
4949 2001-07-17 Andreas Jaeger <aj@suse.de>
4951 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
4954 * lcm.c (optimize_mode_switching): Avoid warning for unused
4955 variable if !NORMAL_MODE.
4957 * flow.c (try_crossjump_to_edge): Remove unused variable.
4959 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
4961 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
4962 atexit declaration in stdlib.h.
4964 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
4966 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
4968 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4970 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
4971 * except.c (finish_eh_generation): Update call of cleanup_cfg;
4972 do rebuild_jump_labels instead of jump_optimize
4973 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
4974 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
4975 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
4977 * flow.c: Include timevar.h
4978 (find_basic_block): Push/pop timevar;
4979 (cleanup_cfg): Likewise.
4980 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
4981 * Makefile: Add dependencies on timevar.h
4983 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
4984 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
4986 * rtl.h (delete_trivially_dead_insns): Add new parameter.
4987 * toplev.c (rest_of_compilation): Update calls.
4988 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
4989 (delete_trivially_dead_insns): ... here; accept new argument
4990 preserve_basic_blocks; preserve basic blocks if set.
4992 * reg-stack.c (stack_regs_mentioned): Return 0 if
4993 stack_regs_mentioned_data is not initialized.
4994 (reg_to_stack): Make stack_regs_mentioned survive after the
4995 reg-stack is completted; do not call cleanup_cfg.
4996 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
4997 make cleanup_cfg after bb-reorder to output to debug file.
4999 2001-07-16 Richard Henderson <rth@redhat.com>
5001 * regclass.c (init_reg_sets): Use only 32 bits per initializer
5002 from int_reg_class_contents.
5004 2001-07-16 Richard Henderson <rth@redhat.com>
5006 * hard-reg-set.h (regs_invalidated_by_call): Declare.
5007 * regclass.c (regs_invalidated_by_call): Move from cse.c.
5008 (init_reg_sets_1): Move initialization from cse_main.
5009 * cse.c (regs_invalidated_by_call): Move to regclass.c.
5010 (cse_main): Move its initialization also.
5011 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
5012 * flow.c (propagate_one_insn): Likewise.
5013 * gcse.c (compute_hash_table): Likewise.
5014 (compute_kill_rd, compute_store_table): Likewise.
5015 * sched-deps.c (sched_analyze_1): Likewise.
5017 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
5019 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
5022 2001-07-16 Steve Ellcey <sje@cup.hp.com>
5024 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
5025 in if statement so we don't access undefined memory.
5027 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
5029 * gcse.c: Update comment at top.
5030 Update comment on mem handling.
5031 mem_last_set, mem_first_set, mem_set_in_block: gone.
5032 Declaration of reg_set_info: gone.
5033 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
5034 pointless with load_killed_in_block_p (they are *more*
5035 conservative then it, not less, and less accurate).
5036 (oprs_not_set_p): Ditto.
5037 (alloc_gcse_mem): Don't allocate mem_set_in_block
5038 (free_gcse_mem): Don't free it, either.
5039 (record_last_mem_set_info): Update comment in front, remove
5040 mem_*set_* stuff. Note the reason we don't handle stores directly
5042 (compute_hash_table): Update comments to reflect reality. Remove
5043 mem_*set_* references.
5044 (reset_opr_set_tables): Remove mem_*set_* references.
5046 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
5047 (mark_clobber): Ditto (on both parts, we double set here too).
5048 (expr_killed_p): Remove mem_set_in_block test.
5049 (compute_transp): Remove mem_set_in_block test.
5051 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
5052 of edge, and removal of phi alternative to dump file.
5053 (ssa_ccp_substitute_constants): Add note about register now being
5054 constant, and which uses were replaced in what insns to dump file.
5056 2001-07-16 Andreas Jaeger <aj@suse.de>
5058 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
5059 variables of type HOST_WIDEST_INT.
5061 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
5062 (__bb_exit_func): Correct type of count_max to avoid overflow.
5063 (num_digits): Handle long long argument.
5065 * combine.c (gen_lowpart_for_combine): Remove unused variable.
5067 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5069 * output.h (sdb_begin_function_line): Restore as an extern
5071 * sdbout.c (sdb_begin_function_line): Make extern.
5073 2001-07-15 Richard Henderson <rth@redhat.com>
5075 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
5076 * genrecog.c (maybe_both_true_mode): New.
5077 (maybe_both_true_2): Use it.
5078 (write_switch): Don't put Pmode in a switch.
5079 * rtl.c (mode arrays): Don't explicitly size them.
5081 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5083 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
5084 handling; move unconditional splitting before mode switching.
5086 * i386.md (type): Add fistp type.
5087 (i387, length_attr, scheduling definitions): Handle this type.
5088 (fix_trunc?f?i2): Revamp to use mode switching.
5089 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
5090 * i386.h (fp_cw_mode): New enum
5091 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
5092 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
5094 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5096 * Makefile.in (integrate.o): Add debug.h.
5097 * integrate.c (debug.h): Add.
5098 (output_inline_function): Save, reset, and restore debug_hooks.
5100 2001-07-15 Richard Henderson <rth@redhat.com>
5102 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
5103 instead of COMPARE for the EQUIV expression.
5105 2001-07-15 Richard Henderson <rth@redhat.com>
5107 * flow.c (redirect_edge_and_branch_force): Initialize
5108 global_live_at_start and global_live_at_end.
5109 (allocate_bb_life_data): Export.
5110 * basic-block.h (allocate_bb_life_data): Declare.
5111 * toplev.c (rest_of_compilation): Call it.
5113 2001-07-15 Richard Henderson <rth@redhat.com>
5115 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
5116 (alpha_tablejump_best_label): New.
5117 * config/alpha/alpha-protos.h: Declare them.
5118 * config/alpha/alpha.md: Use braced strings for code blocks.
5119 (tablejump_osf): Break out add with r29.
5120 (tablejump_osf_internal): Remove.
5121 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
5122 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
5124 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5126 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
5129 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
5131 * i386-protos.h (ix86_split_fp_branch): Update prototype.
5132 (ix86_fp_jump_nontrivial_p): New.
5133 * i386.md (fp_jcc_?): Update call of split_fp_branch;
5134 use ix86_fp_jump_nontrivial_p.
5135 * i386.c (ix86_fp_jump_nontrivial_p): New.
5136 (ix86_split_fp_branch): Accept code instead of rtx.
5137 (ix86_expand_compare): Expand comparison early in case
5138 doing so is resonably cheap.
5140 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
5142 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
5144 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
5145 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
5147 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
5149 * dbxout.c (dbxout_source_line): Make static, update prototype.
5150 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
5151 (dbxout_init, dbxout_finish, dbxout_source_line,
5152 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
5153 * dbxout.h (dbxout_source_line): Delete.
5154 * debug.c (debug_nothing_file, debug_nothing_file_int,
5155 debug_nothing_file_charstar_rtx): New.
5156 (do_nothing_debug_hooks): Update.
5157 (debug_nothing_void, debug_nothing_charstar_rtx,
5158 dwarf2out_end_epilogue): New.
5159 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5160 * debug.h (struct rtx_def): Declare.
5161 (gcc_debug_hooks): New hooks source_line, end_epilogue
5163 (debug_nothing_void, debug_nothing_charstar_rtx,
5164 dwarf2out_end_epilogue): New.
5165 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5166 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
5167 (dwarf2_debug_hooks): Update.
5168 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
5169 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
5170 * dwarf2out.h (dwarf2out_source_line): Remove.
5171 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
5172 Make static, update prototype.
5173 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
5174 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
5175 (dwarf_debug_hooks): Update.
5176 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
5177 dwarfout_end_function): Remove.
5178 * final.c (profile_function): Use debug hooks for ending functions
5180 (output_source_line, final_end_function): Update prototype,
5182 (final_start_function, final_scan_insn): Update.
5183 * output.h (sdb_begin_function_line): Remove.
5184 (final_end_function): Update prototype.
5185 * sdbout.c (sdb_begin_function_line): Make static.
5186 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
5187 (sdbout_source_line): New.
5188 (sdbout_end_epilogue, sdbout_end_function): Make static, update
5190 (sdb_debug_hooks): Update.
5191 (sdbout_init, sdbout_source_line,
5192 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
5193 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
5194 * toplev.c (compile_file, rest_of_compilation): Update.
5195 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
5196 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
5197 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
5198 Update for prototype changes.
5199 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
5200 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
5202 2001-07-15 Richard Henderson <rth@redhat.com>
5204 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
5205 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
5206 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
5207 * config/alpha/alpha.c: Likewise.
5208 * config/alpha/alpha.md: Likewise.
5209 * config/alpha/alpha32.h: Likewise.
5210 * config/alpha/vms.h: Likewise.
5213 2001-07-14 Richard Henderson <rth@redhat.com>
5215 * config/alpha/alpha.md: Use define_constants for unspec values.
5216 Substitute throughout.
5218 2001-07-14 Tim Josling <tej@melbpc.org.au>
5220 * tree.def (EXPON_EXPR) remove. Never supported anyway.
5222 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
5224 * pa.md: Remove unused constraints from define_split's.
5226 2001-04-14 Richard Henderson <rth@redhat.com>
5228 * ifcvt.c (find_cond_trap): Test for exit block.
5230 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
5232 Re-install recently reverted patch.
5233 * emit-rtl.c (try_split): Update mark_jump_label call.
5234 * flow.c (find_sub_basic_blocks): Likewise.
5235 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5237 (mark_all_labels): Kill second parameter.
5238 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5239 (rebuild_jump_labels, jump_optimize_minimal): Update call
5241 (jump_optimize_1): Kill crossjumping code.
5242 (mark_jump_label): Kill cross_jump parameter.
5243 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5244 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5245 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5247 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5249 (dump_file_info): Likewise.
5250 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5251 reorganize passes to do reg-stack first, bb-reorder second.
5252 * invoke.texi (-d letters doc): Remove the jump2 pass.
5254 2001-07-14 Richard Henderson <rth@redhat.com>
5256 * ifcvt.c (find_cond_trap): New.
5257 (find_if_header): Call it.
5258 (merge_if_block): Relax existing jump sanity check.
5259 * jump.c (jump_optimize_1): Remove conditional trap handling.
5261 2001-07-14 Alan Modra <amodra@bigpond.net.au>
5263 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
5265 (insn_refs_are_delayed): Correct comment.
5266 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
5267 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
5268 instead of r31. Make associated insn !TARGET_64BIT, and
5269 provide an additional 64-bit insn that clobbers r2.
5271 (udivsi3): Likewise.
5273 (umodsi3): Likewise.
5275 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
5277 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
5279 * flow.c (redirect_edge_and_branch_force, split_edge,
5280 try_crossjump_to_edge): Use set_block_for_new_insns.
5281 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
5283 2001-07-13 H.J. Lu (hjl@gnu.org)
5285 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
5288 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5290 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
5292 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
5294 * c-common.c (decl_attributes): Take a pointer to the node to
5295 which attributes are to be attached, and a flags argument.
5296 * c-common.h (enum attribute_flags): New.
5297 (decl_attributes): Update prototype.
5298 * c-decl.c (start_decl, push_parm_decl, finish_struct,
5299 finish_enum, start_function): Update calls to decl_attributes.
5300 * c-parse.in (component_declarator, component_notype_declarator,
5301 label): Update calls to decl_attributes.
5303 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
5305 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
5306 * config/avr/avr.c (legitimate_address_p): Return value changed
5307 from letter to register classes. For better debugging.
5309 2001-07-13 Kazu Hirata <kazu@hxi.com>
5311 * jump.c (reversed_comparison_code_parts): Fix comment typos.
5313 2001-07-13 H.J. Lu (hjl@gnu.org)
5315 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
5317 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
5319 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
5320 correctly for shared configurations.
5321 * config/t-libgcc-pic: New.
5322 * config/{i386,m68k,sparc}/t-openbsd: New.
5323 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
5324 Support -shared. Support debugging libraries with -g.
5325 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
5326 frame information does not emit pointer diffs.
5327 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
5330 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5332 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
5334 2001-07-13 David Edelsohn <edelsohn@gnu.org>
5336 * combine.c (try_combine): Ensure const_int pow2 is positive.
5338 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
5340 * config.gcc: Add configuration for s/390.
5341 * config/s390/s390.c: New. Subroutines for code generation.
5342 * config/s390/s390.h: New. Definitions for s/390.
5343 * config/s390/s390-protos.h: New. Prototypes.
5344 * config/s390/linux.h: New. Definitions for linux for s/390.
5345 * config/s390/linux64.h: New. Definitions for linux for zSeries.
5346 * config/s390/t-linux: New. Makefile fragment.
5347 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
5348 * config/s390/fixdfdi.h: New. Fix L_fix*di.
5350 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5352 * emit-rtl.c (try_split): Update mark_jump_label call.
5353 * flow.c (find_sub_basic_blocks): Likewise.
5354 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5356 (mark_all_labels): Kill second parameter.
5357 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5358 (rebuild_jump_labels, jump_optimize_minimal): Update call
5360 (jump_optimize_1): Kill crossjumping code.
5361 (mark_jump_label): Kill cross_jump parameter.
5362 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5363 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5364 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5366 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5368 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5369 reorganize passes to do reg-stack first, bb-reorder second.
5370 * invoke.texi (-d letters doc): Remove the jump2 pass.
5372 2001-07-12 Steve Ellcey <sje@cup.hp.com>
5374 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
5376 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5378 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
5380 (verify_flow_info): Make diagnostics prettier.
5382 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5384 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
5386 * flow.c (outgoing_edges_match): Return early if condition reversal
5389 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
5391 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
5392 (mips_move_2words): When splitting a move into two instructions,
5393 prefix the second address operand with '%D'.
5395 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
5397 * Makefile.in (final.o): Depend on debug.h.
5398 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
5399 (dbx_debug_hooks): Add new hooks.
5400 (xcoff_debug_hooks): New.
5401 * debug.c (debug_nothing_file_int_int): New.
5402 (do_nothing_debug_hooks): Update.
5403 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
5404 (debug_nothing_file_int_int): New.
5405 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
5406 static, update prototype.
5407 (dwarf2_debug_hooks): Update.
5408 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
5409 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
5410 static, update prototype.
5411 (dwarf_debug_hooks): Update.
5412 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
5413 * final.c: Include debug.h.
5414 (final_scan_insn): Use debug hooks when beginning and ending blocks.
5415 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
5416 static, update prototype.
5417 (sdb_debug_hooks): Update.
5418 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
5419 * toplev.c: Distinguish between xcoff and dbx.
5421 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
5422 Call all debug hooks, not just dwarf ones.
5424 2001-07-11 Timothy Wall <twall@redhat.com>
5426 * config.gcc: Add configuration for AIX5/IA64.
5427 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
5428 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
5429 support prefix/suffix code.
5430 * config/ia64/t-aix: New. Makefile fragment.
5431 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
5433 2001-07-11 Kazu Hirata <kazu@hxi.com>
5435 * recog.c (validate_change): Fix a comment typo.
5437 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
5439 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
5440 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
5442 * dbxout.c (dbx_debug_hooks): Add new hooks.
5443 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
5445 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
5447 * dbxout.h (dbxout_start_new_source_file,
5448 dbxout_resume_previous_source_file): Delete.
5449 * debug.c (do_nothing_debug_hooks): Add new hooks.
5450 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5451 (debug_nothing_int_charstar, debug_nothing_int): New.
5452 * debug.h (gcc_debug_hooks): New hooks define, undef,
5453 start_source_file and end_source_file.
5454 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5455 (debug_nothing_int_charstar, debug_nothing_int): New.
5456 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
5457 the conditionally compiled section.
5458 (dwarf2out_start_source_file, dwarf2out_end_source_file,
5459 dwarf2out_define, dwarf2out_undef): Make static.
5460 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
5461 dwarf2out_define, dwarf2out_undef): Remove.
5462 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
5463 (dwarfout_start_source_file, dwarfout_end_source_file,
5464 dwarfout_define, dwarfout_undef): Make static.
5465 (dwarfout_start_source_file_check,
5466 dwarfout_end_source_file_check): New.
5467 (dwarfout_define, dwarfout_finish): Update.
5468 * dwarfout.h (dwarfout_start_new_source_file,
5469 dwarfout_resume_previous_source_file, dwarfout_define,
5470 dwarfout_undef): Remove.
5471 * sdbout.c (sdb_debug_hooks): Add new hooks.
5472 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
5474 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
5475 make static, take an arg.
5476 * sdbout.h (sdbout_start_new_source_file,
5477 sdbout_resume_previous_source_file): Delete.
5478 * toplev.c (debug_start_source_file, debug_end_source_file,
5479 debug_define, debug_undef): Delete.
5480 * toplev.h (debug_start_source_file, debug_end_source_file,
5481 debug_define, debug_undef): Delete.
5483 * java/jcf-parse.c: Include debug.h.
5484 (parse_class_file): Update to use debug hooks directly.
5485 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
5487 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5489 * alias.c (set_mem_alias_set): New function.
5490 * rtl.h (set_mem_alias_set): Declare it.
5491 * builtins.c (expand_builtin_return_addr): Call it instead of
5492 using MEM_ALIAS_SET accessor.
5493 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
5494 (get_memory_rtx, expand_builtin_va_arg): Likewise.
5495 (expand_builtin_va_copy):Likewise.
5496 * caller-save.c (setup_save_areas): Likewise.
5497 * calls.c (compute_argument_addresses): Likewise.
5498 * explow.c (set_mem_attributes): Likewise.
5499 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
5500 (expand_assignment, store_constructor_field, store_field): Likewise.
5501 (expand_expr_unaligned): Likewise.
5502 * function.c (assign_stack_temp_for_type): Likewise.
5503 (put_reg_into_stack, gen_mem_addressof): Likewise.
5504 * ifcvt.c (noce_try_cmove_arith): Likewise.
5505 * reload1.c (reload, alter_reg): Likewise.
5506 * config/alpha/alpha.c (get_aligned_mem): Likewise.
5507 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
5508 (alpha_expand_unaligned_store): Likewise
5509 (alpha_expand_unaligned_load_words): Likewise.
5510 (alpha_expand_unaligned_store_words): Likewise.
5511 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
5512 (alpha_expand_epilogue): Likewise.
5513 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
5514 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
5515 * config/i386/i386.c (legitimize_pic_address): Likewise.
5516 * config/i960/i960.c (setup_incoming_varargs): Likewise.
5517 * config/ia64/ia64.c (spill_restore_mem): Likewise.
5518 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
5519 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
5520 * config/mips/mips.c (mips_va_arg): Likewise.
5521 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5522 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
5523 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5524 (setup_incoming_varargs, rs6000_va_arg): Likewise.
5525 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
5526 (rs6000_emit_epilogue): Likewise.
5527 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
5528 * config/sparc/sparc.c (sparc_va_arg): Likewise.
5529 * config/v850/v850.c (v850_va_arg): Likewise.
5531 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
5533 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
5534 when fallthru edge is present.
5535 (mege_blocks): Handle case where creation of jump insn
5538 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
5539 CLEANUP_POST_REGSTACK): New constants.
5540 * except.c (finish_eh_generation): Update call of cleanup_cfg,
5541 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
5542 * output.h (cleanup_cfg): Update prototype.
5543 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
5544 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
5545 cleanup_cfg call; kill missleading comment.
5546 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
5547 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
5548 parameter; control optimizations performed using it.
5549 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5550 try_crossjump_bb): New functions.
5552 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5554 * pa.c (pa_output_function_prologue): Delete prototype. Make function
5556 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
5557 pa_output_function_prologue.
5558 * pa-protos.h (pa_output_function_prologue): New prototype.
5560 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5562 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
5563 and low to get correct sign extension in low+high test.
5565 2001-07-11 Janis Johnson <janis@us.ibm.com>
5567 * gcov.c (arcdata): Use gcov_type to fix branch percentage
5568 for large hit count.
5570 * profile.c (branch_prob): Fix .bbg info for computed gotos
5573 2001-07-11 Mark Mitchell <mark@codesourcery.com>
5575 * stmt.c (parse_output_constraint): New function, split out
5577 (expand_asm_operands): ... here. Use parse_output_constraint.
5578 * tree.h (parse_output_constraint): Declare it.
5580 2001-07-11 Richard Henderson <rth@redhat.com>
5582 * bitmap.c: Comment some functions; fiddle whitespace.
5583 (bitmap_free): Don't export.
5584 (bitmap_element_allocate): Use memset.
5585 * bitmap.h (bitmap_free): Don't declare.
5587 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
5589 * gcse.c, lcm.c, sched-deps.c:
5590 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
5592 * flow.c (flow_loops_find): Free dom if we found no loops, since
5593 we aren't going to save it.
5595 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
5598 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
5600 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
5602 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5604 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
5605 #ifndef DWARF2_DEBUGGING_INFO.
5607 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5609 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
5611 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5613 * config/mips/mips.c (gen_int_relational): Tell the caller not to
5614 reverse a branch if a NE comparison is implemented with GTU.
5616 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5617 H.J. Lu <hjl@gnu.org>
5619 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
5621 (call_internal2): Likewise.
5622 (call_value_internal1): Likewise.
5623 (call_value_internal2): Likewise.
5624 (call_value_multiple_internal1): Likewise.
5625 (call_value_multiple_internal2): Likewise.
5627 2001-07-10 Kazu Hirata <kazu@hxi.com>
5629 * calls.c (emit_library_call_value_1): Fix a comment typo.
5630 * dwarf2out.c (mem_loc_descriptor): Likewise.
5631 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
5633 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
5635 * simplify-rtx.c (simplify_subreg): Fix typo in comment
5637 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5639 * recog.c (offsettable_address_p): Handle LO_SUM case.
5640 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
5641 instead of plus_constant.
5643 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5645 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
5646 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
5648 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5650 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
5651 adjust_address_nv instead of plus_constant.
5653 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
5655 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
5656 dwarf2out.o): Depend on debug.h, wrap long lines.
5657 * dbxout.c: Include debug.h.
5658 (dbx_debug_hooks): New.
5659 (dbxout_init): Make static, take just 2 args.
5660 (dbxout_finish): Make static.
5661 * dbxout.h (dbxout_init, dbxout_finish): Delete.
5662 * debug.c: New file.
5663 * debug.h: New file.
5664 * dwarf2out.c: Include debug.h.
5665 (dwarf2_debug_hooks): New.
5666 (dwarf2out_init): Make static.
5667 (dwarf2out_finish): Make static, take 2 args.
5668 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
5669 * dwarfout.c: Include debug.h.
5670 (dwarf_debug_hooks): New.
5671 (dwarfout_init): Make static.
5672 (dwarfout_finish): Make static, take 2 args.
5673 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
5674 * sdbout.c: Include debug.h.
5675 (sdb_debug_hooks): New.
5676 (sdbout_init): Make static, take 2 args.
5677 * sdbout.h (sdbout_init): Delete.
5678 * toplev.c: Include debug.h.
5680 (compile_file): Set deubg_hooks based on command line options.
5681 Use the hooks unconditionally rather than conditional compilation.
5683 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
5685 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
5686 first_insn_after_basic_block_note instead.
5688 * df.c (df_bb_refs_unlink): #if 0 out for now.
5690 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
5692 * ssa.h: Add prototype for ssa_const_prop
5693 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
5694 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
5695 (ssa_fast_dce): Remove unused variable
5697 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5699 * diagnostic.c (finish_diagnostic): Rename to
5700 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
5703 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
5705 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
5708 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
5709 (dump_file): Only pad the demangled name with spaces if the
5710 mangled name was padded with spaces.
5712 2001-07-10 Bernd Schmidt <bernds@redhat.com>
5714 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
5717 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5719 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
5720 extraction if no direct load if either EXPAND_CONST_ADDRESS or
5723 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
5724 whether can put offset inside LO_SUM to check mode alignment, not size.
5726 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5728 * doc/tm.texi (Misc): Fix thinko.
5730 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
5732 * regmove.c (replace_in_call_usage): Fix warnings.
5733 * sched-deps.c (add_dependence): Fix warnings.
5734 * simplify-rtx.c (simplify_subreg): Likewise.
5735 Return NULL_RTX instead of NULL.
5737 * reg-stack.c (emit_swap_insn): Eliminate warnings.
5738 (subst_asm_stack_regs): Likewise.
5740 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
5743 * dwarf2out.c (output_call_frame_info): Declare i as int.
5744 (build_abbrev_table): Declare n_alloc as int.
5745 (dwarf2out_finish): Initialize die.
5746 * except.c: Declare sjlj_funcdef_number as unsigned.
5747 (connect_post_landing_pads): Declare j as unsigned.
5748 (convert_to_eh_region_ranges): Initialize call_site.
5749 (output_function_exception_table): Initialize tt_format_size.
5750 * expr.c (move_by_pieces_1): Initialize to1.
5751 (store_constructor): Initialize minelt and maxelt.
5752 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
5753 * function.c (instantiate_decls): Avoid signed/unsigned warning.
5755 * c-decl.c (combine_parm_decls): Unused, remove.
5756 * c-tree.h: Remove prototype for combine_parm_decls.
5758 * reload.c (push_reload): Fix warning.
5759 (regno_clobbered_p): Likewise.
5760 * reload1.c (replace_pseudos_in_call_usage): Likewise.
5761 (reload_combine): Likewise.
5763 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
5764 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
5766 * bitmap.c (bitmap_operation): Change user.
5767 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
5769 2001-07-10 Eric Christopher <echristo@redhat.com>
5771 * config/mips/mips.c (override_options): Fix typo.
5773 2001-07-09 Stan Shebs <shebs@apple.com>
5775 * target.h (struct gcc_target): New fields init_builtins and
5777 * target-def.h (TARGET_INIT_BUILTINS): New macro.
5778 (TARGET_EXPAND_BUILTIN): New macro.
5779 (TARGET_INITIALIZER): Add them.
5780 * builtins.c: Include target.h.
5781 (expand_builtin): Use targetm.expand_builtin.
5782 (default_init_builtins): New function.
5783 (default_expand_builtin): New function.
5784 * expr.h (default_init_builtins): Declare.
5785 (default_expand_builtin): Declare.
5786 * c-common.c (c_common_nodes_and_builtins): Use
5787 targetm.init_builtins.
5788 * defaults.h (MD_INIT_BUILTINS): Remove.
5789 * Makefile.in (builtins.o): Depend on target.h.
5791 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
5792 (TARGET_EXPAND_BUILTIN): Define.
5793 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
5794 (MD_EXPAND_BUILTIN): Remove.
5796 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
5797 (TARGET_EXPAND_BUILTIN): Define.
5798 (c4x_init_builtins): Make endlink arg a local.
5799 (c4x_print_operand): Fix typos in adjust_address usages.
5800 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
5801 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
5802 (MD_EXPAND_BUILTIN): Remove.
5804 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
5805 (TARGET_EXPAND_BUILTIN): Define.
5806 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
5807 (ix86_init_builtins): Call new function only if TARGET_MMX.
5808 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
5809 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
5810 (MD_EXPAND_BUILTIN): Remove.
5812 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
5813 (TARGET_EXPAND_BUILTIN): Define.
5814 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
5815 (MD_EXPAND_BUILTIN): Remove.
5817 * doc/tm.texi: Document these changes.
5819 2001-07-09 Diego Novillo <dnovillo@redhat.com>
5821 * basic-block.h (tree_node): Forward declare if needed.
5822 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
5823 (BLOCK_HEAD_TREE): Define.
5824 (BLOCK_END_TREE): Define.
5825 (struct loops): Rename field 'tree' to 'tree_root'.
5826 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
5828 (flow_loops_tree_build): Rename reference to field 'tree' to
5830 (flow_loops_level_compute): Ditto.
5831 * predict.c (estimate_bb_frequencies): Ditto.
5832 * tree.h (struct tree_common): Add field 'aux'.
5834 2001-07-09 Stan Shebs <shebs@apple.com>
5836 * config/darwin.c (darwin_encode_section_info): Don't mark any
5837 DECL_EXTERNAL node as defined.
5839 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5841 * pa.c (pa_init_machine_status, pa_mark_machine_status,
5842 pa_free_machine_status, hppa_init_pic_save): Delete.
5843 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
5844 (hppa_profile_hook): Use hppa_pic_save_rtx.
5845 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
5846 hppa_init_pic_save): Delete.
5847 (hppa_pic_save_rtx): Declare.
5848 * pa.md (call, call_value, sibcall, sibcall_value,
5849 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
5851 2001-07-09 Kazu Hirata <kazu@hxi.com>
5853 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
5854 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
5856 2001-07-09 Andreas Jaeger <aj@suse.de>
5858 * output.h: Add declaration of final_forward_branch_p.
5860 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
5862 * varray.c: Include errors.h for internal_error and trim_filename
5865 * Makefile.in (varray.o): Add errors.h.
5867 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
5869 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
5870 * optabs.c (have_add2_insn): Check whether the add insn chosen
5871 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
5872 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
5874 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
5876 * Makefile.in (OBJS): Add ssa-ccp.o
5877 (ssa-ccp.o): Add dependencies.
5878 * toplev.c (DFI_ssa_ccp): New dump file enum.
5879 (dump_file): Add entry for dumping after SSA CCP.
5880 (flag_ssa_ccp): New flag variable.
5881 (f_options): Add -fssa-ccp.
5882 (rest_of_compilation): Run SSA CCP if requested.
5883 * timevar.def (TV_SSA_CCP): New timevar.
5884 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
5885 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
5886 Fix minor typo in SSA DCE documentation.
5887 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
5888 Add documentation for new dump option. Renumber dump files
5891 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5893 * emit-rtl.c (gen_highpart_mode): New.
5894 * rtl.h (gen_highpart_mode): Declare.
5895 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
5896 operand can be VOIDmode constant.
5898 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5900 * flow.c (redirect_edge_and_branch_force): New.
5901 (can_fallthru): Ensure that basic blocks are succeeding.
5902 (try_optimize_cfg): Do not delete basic block if it is the last one.
5904 * flow.c (try_redirect_by_replacing_jump): Do not remove
5905 jumps with side effects, unlink chain on fallthru edge;
5906 set block for new jump instruction; avoid basic block to
5907 over by line number note.
5909 * flow.c (try_simplify_condjump): Verify that the condjump
5910 is not always falling trought.
5913 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
5915 * flow.c (forwarder_block_p): Fix for fallthru blocks.
5916 (try_redirect_by_replacing_jump): Update properly the count
5917 and frequency information.
5919 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5921 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
5922 address that is a LO_SUM specially.
5923 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
5925 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
5927 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
5928 (operand_subword): Use them.
5929 (change_address_1): Renamed from change_address; new arg VALIDATE.
5930 * expr.h: Reflect above changes; change_address now macro.
5931 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
5933 * cselib.c (add_mem_for_addr): Likewise.
5934 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
5935 * regmove.c (try_apply_stack_adjustment): Likewise.
5936 * reload.c (push_reload, make_memloc): Likewise.
5937 * reload1.c (eliminate_regs): Likewise.
5938 * simplify-rtx.c (simplify_replace_rtx): Likewise.
5939 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
5941 * combine.c (make_extraction, simplify_shift_const): Likewise.
5942 (gen_lowpart_for_combine): Likewise.
5943 * cse.c (gen_lowpart_if_possible): Likewise.
5944 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
5945 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
5946 * optabs.c (gen_move_insn): Likewise.
5947 * reload1.c (alter_reg): Likewise.
5948 * simplify-rtx.c (simplify_subreg): Likewise.
5949 * stmt.c (expand_anon_union_decl): Likewise.
5950 * recog.c (validate_replace_rtx_1): Likewise.
5952 * Makefile.in (recog.o): Add $(EXPR_H).
5953 * explow.c (stabilize): Call replace_equiv_address.
5954 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
5955 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
5957 2001-07-03 Andrew Haley <aph@redhat.com>
5959 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
5960 the mode of the memory location.
5962 2001-07-09 Bo Thorsen <bo@suse.co.uk>
5964 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
5966 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
5968 * final.c (output_addr_const): Use target opening and
5969 closing parentheses.
5970 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
5971 defaults, add to TARGET_ASM_OUT.
5972 * target.h (struct gcc_target): Add open_paren and close_paren.
5973 * doc/md.texi: Update.
5974 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
5975 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
5976 TARGET_ASM_CLOSE_PAREN.
5977 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5979 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5981 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
5982 * config/a29k/a29k.h: Similarly.
5983 * config/alpha/alpha.h: Similarly.
5984 * config/arc/arc.h: Similarly.
5985 * config/arm/aof.h: Similarly.
5986 * config/arm/aout.h: Similarly.
5987 * config/avr/avr.h: Similarly.
5988 * config/c4x/c4x.h: Similarly.
5989 * config/clipper/clipper.h: Similarly.
5990 * config/convex/convex.h: Similarly.
5991 * config/d30v/d30v.h: Similarly.
5992 * config/dsp16xx/dsp16xx.h: Similarly.
5993 * config/elxsi/elxsi.h: Similarly.
5994 * config/fr30/fr30.h: Similarly.
5995 * config/h8300/h8300.h: Similarly.
5996 * config/i370/i370.h: Similarly.
5997 * config/i386/i386.h: Similarly.
5998 * config/i860/i860.h: Similarly.
5999 * config/i960/i960.h: Similarly.
6000 * config/ia64/ia64.h: Similarly.
6001 * config/m32r/m32r.h: Similarly.
6002 * config/m68hc11/m68hc11.h: Similarly.
6003 * config/m68k/m68k.h: Similarly.
6004 * config/m88k/m88k.h: Similarly.
6005 * config/mcore/mcore.h: Similarly.
6006 * config/mips/mips.h: Similarly.
6007 * config/mn10200/mn10200.h: Similarly.
6008 * config/mn10300/mn10300.h: Similarly.
6009 * config/ns32k/ns32k.h: Similarly.
6010 * config/pa/pa.h: Similarly.
6011 * config/pdp11/pdp11.h: Similarly.
6012 * config/pj/pj.h: Similarly.
6013 * config/romp/romp.h: Similarly.
6014 * config/rs6000/rs6000.h: Similarly.
6015 * config/sh/sh.h: Similarly.
6016 * config/sparc/sparc.h: Similarly.
6017 * config/v850/v850.h: Similarly.
6018 * config/vax/vax.h: Similarly.
6019 * config/we32k/we32k.h: Similarly.
6021 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
6023 * doc/c-tree.texi: Document representation of attributes.
6025 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6027 * doc/tm.texi: Update some places for the rename of target to
6030 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6032 * target.h (struct gcc_target): Add insert_attributes.
6033 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
6034 (TARGET_INITIALIZER): Update.
6035 * tree.c, tree.h (default_insert_attributes): New function.
6036 Update comments on other default functions to refer to targetm,
6038 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
6039 TARGET_INSERT_ATTRIBUTES.
6040 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
6041 * c-common.c (decl_attributes): Use targetm.insert_attributes.
6042 Don't use PRAGMA_INSERT_ATTRIBUTES.
6043 * Makefile.in (c-common.o): Depend on $(TARGET_H).
6044 * c-decl.c (start_decl, start_function): Don't call
6045 SET_DEFAULT_DECL_ATTRIBUTES.
6046 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
6047 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
6049 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
6050 (c4x_check_attribute): Avoid modifying attribute list itself.
6051 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
6053 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
6054 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
6056 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
6057 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
6059 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
6060 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
6062 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
6063 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
6064 Adjust parameters. Make static.
6066 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6068 * c-common.c (decl_attributes): Only take a single attributes
6070 * c-common.h (decl_attributes): Update prototype.
6071 * c-decl.c (start_decl, start_function): Only take a single
6072 attributes parameter. Update calls to decl_attributes.
6073 (finish_struct, finish_enum): Update calls to decl_attributes.
6074 (push_parm_decl): Expect unified list of attributes. Update call
6076 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
6077 notype_nested_function, component_declarator,
6078 component_notype_declarator, label): Update calls to
6080 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
6081 lists that are passed to push_parm_decl.
6082 * c-tree.h (start_function, start_decl): Update prototypes.
6083 * config/sh/sh-protos.h, config/sh/sh.c
6084 (sh_pragma_insert_attributes): Only take a single attributes
6086 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
6087 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
6088 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
6089 build_module_descriptor, generate_static_references,
6090 generate_strings, build_selector_translation_table,
6091 generate_descriptor_table, generate_protocols,
6092 generate_ivars_list, generate_dispatch_table,
6093 generate_protocol_list, generate_category,
6094 generate_shared_structures, really_start_method, add_objc_decls,
6095 generate_classref_translation_entry): Update calls to start_decl
6097 (build_tmp_function_decl, start_method_def): Unify attribute lists
6098 that are passed to push_parm_decl.
6100 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
6102 * final.c (no_asm_to_stream): New.
6103 (final_scan_insn): Use target structures for prologue ends
6104 and epilogue starts.
6105 * output.h (no_asm_to_stream): New.
6106 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
6107 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
6108 (TARGET_ASM_OUT): Update.
6109 * target.h (struct gcc_target): New members function_end_prologue
6110 and function_begin_epilogue.
6111 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
6112 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
6113 * config/alpha/alpha.c (output_end_prologue): Rename to
6114 alpha_output_function_end_prologue. Use in target struct
6116 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
6117 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
6118 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
6119 ia64_output_function_end_prologue. Use in target struct
6121 (ia64_function_prologue, ia64_funciton_epilogue): Rename
6122 mistyped prototypes.
6123 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
6124 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
6126 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
6127 an use in target struct, make static.
6128 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
6131 2001-07-08 Richard Henderson <rth@redhat.com>
6133 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
6135 2001-07-08 Richard Henderson <rth@redhat.com>
6137 * config/i386/i386.md: Remove constraints strings from define_split
6138 and define_peephole2 patterns.
6139 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
6140 (eh_return): Use them.
6142 2001-07-08 Richard Henderson <rth@redhat.com>
6144 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
6145 Document MD_FALLBACK_FRAME_STATE_FOR.
6147 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6149 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
6150 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
6152 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
6154 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
6156 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
6157 of the label inside NAME as opposed to just the end of NAME.
6159 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
6161 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
6162 * config/alpha/alpha.c (alpha_init_machine_status,
6163 alpha_mark_machine_status, alpha_free_machine_status): Delete.
6164 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
6165 (vms_valid_decl_attribute_p): Make static, conditionally compile.
6166 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
6168 2001-07-06 Stan Shebs <shebs@apple.com>
6170 * target.h (targetm): Rename global from "target", so as not to
6171 conflict with local variables.
6173 * c-typeck.c: Ditto.
6177 * cp/decl2.c: Ditto.
6178 * cp/typeck.c: Ditto.
6179 * 1750a/1750a.c: Ditto.
6180 * a29k/a29k.c: Ditto.
6184 * clipper/clipper.c: Ditto.
6185 * convex/convex.c: Ditto.
6186 * d30v/d30v.c: Ditto.
6187 * dsp16xx/dsp16xx.c: Ditto.
6188 * elxsi/elxsi.c: Ditto.
6189 * fr30/fr30.c: Ditto.
6190 * h8300/h8300.c: Ditto.
6191 * i370/i370.c: Ditto.
6192 * i386/i386.c: Ditto.
6193 * i860/i860.c: Ditto.
6194 * i960/i960.c: Ditto.
6195 * ia64/ia64.c: Ditto.
6196 * m32r/m32r.c: Ditto.
6197 * m68hc11/m68hc11.c: Ditto.
6198 * m68k/m68k.c: Ditto.
6199 * m88k/m88k.c: Ditto.
6200 * mips/mips.c: Ditto.
6201 * ns32k/ns32k.c: Ditto.
6203 * pdp11/pdp11.c: Ditto.
6204 * romp/romp.c: Ditto.
6205 * rs6000/rs6000.c: Ditto.
6207 * sparc/sparc.c: Ditto.
6209 * we32k/we32k.c: Ditto.
6210 * doc/tm.texi: Update the manual to match.
6212 2001-07-06 Richard Henderson <rth@redhat.com>
6214 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
6215 DWARF2_UNWIND_INFO not just whether it is defined.
6217 2001-07-06 Diego Novillo <dnovillo@redhat.com>
6219 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
6220 call to simplify_binary_operation returns a new pattern.
6222 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6224 * glimits.h (__SHRT_MAX__): New.
6225 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
6226 (SHRT_MAX): Define in terms of __SHRT_MAX__.
6228 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
6230 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
6233 2001-07-06 Richard Henderson <rth@redhat.com>
6235 * bitmap.c (bitmap_release_memory): Move adjacent to the
6236 allocation functions.
6237 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
6238 the implementation. Binary search for the set bit.
6239 (bitmap_union_of_diff): Allocate the temporary on the stack
6240 instead of using xmalloc.
6242 2001-07-06 Richard Henderson <rth@redhat.com>
6244 * genrecog.c (validate_pattern): Warn for constraints in
6245 define_{expand,split,peephole2}. Remove strict_low_part
6246 before looking up match_dup.
6248 2001-07-06 DJ Delorie <dj@redhat.com>
6250 * doc/gcc.texi (Makefile): Rename to be a more general purpose
6251 chapter about various build hints and history. Add section
6252 talking about the various types of native and cross builds.
6254 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
6256 * Makefile.in (final.o): Depend on target.h.
6257 * final.c: Include target.h.
6258 (default_function_pro_epilogue): New.
6259 (final_start_function): Use target structure for function prologues.
6260 (final_end_function): Use target structure for function epilogues.
6261 * fold-const.c (real_hex_to_f): Constify s and p.
6262 * output.h (default_function_pro_epilogue): New.
6263 * real.h (real_hex_to_f): Update prototype.
6264 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
6265 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
6266 (TARGET_INITIALIZER): Update.
6267 * target.h (gcc_target): Add struct asm_out.
6268 * doc/tm.texi: Update.
6271 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
6272 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
6273 in cpu/cpu.c, or rename old functions consistently. Take
6274 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
6275 redundant macros and prototypes. Make new functions static.
6277 * 1750a/1750a.c: Similarly.
6278 * 1750a/1750a.h: Similarly.
6279 * a29k/a29k-protos.h: Similarly.
6280 * a29k/a29k.c: Similarly.
6281 * a29k/a29k.h: Similarly.
6282 * arc/arc-protos.h: Similarly.
6283 * arc/arc.c: Similarly.
6284 * arc/arc.h: Similarly.
6285 * arm/arm-protos.h: Similarly.
6286 * arm/arm.c: Similarly.
6287 * arm/arm.h: Similarly.
6288 * avr/avr-protos.h: Similarly.
6289 * avr/avr.c: Similarly.
6290 * avr/avr.h: Similarly.
6291 * clipper/clipper-protos.h: Similarly.
6292 * clipper/clipper.c: Similarly.
6293 * clipper/clipper.h: Similarly.
6294 * convex/convex.c: Similarly.
6295 * convex/convex.h: Similarly.
6296 * d30v/d30v-protos.h: Similarly.
6297 * d30v/d30v.c: Similarly.
6298 * d30v/d30v.h: Similarly.
6299 * d30v/d30v.md: Similarly.
6300 * dsp16xx/dsp16xx-protos.h: Similarly.
6301 * dsp16xx/dsp16xx.c: Similarly.
6302 * dsp16xx/dsp16xx.h: Similarly.
6303 * elxsi/elxsi.c: Similarly.
6304 * elxsi/elxsi.h: Similarly.
6305 * fr30/fr30.c: Similarly.
6306 * fr30/fr30.md: Similarly.
6307 * h8300/h8300-protos.h: Similarly.
6308 * h8300/h8300.c: Similarly.
6309 * h8300/h8300.h: Similarly.
6310 * i370/i370-protos.h: Similarly.
6311 * i370/i370.c: Similarly.
6312 * i370/i370.h: Similarly.
6313 * i386/i386.c: Similarly.
6314 * i386/osf1elf.h: Similarly.
6315 * i386/osfrose.h: Similarly.
6316 * i860/i860-protos.h: Similarly.
6317 * i860/i860.c: Similarly.
6318 * i860/i860.h: Similarly.
6319 * i960/i960-protos.h: Similarly.
6320 * i960/i960.c: Similarly.
6321 * i960/i960.h: Similarly.
6322 * ia64/ia64-protos.h: Similarly.
6323 * ia64/ia64.c: Similarly.
6324 * ia64/ia64.h: Similarly.
6325 * m32r/m32r-protos.h: Similarly.
6326 * m32r/m32r.c: Similarly.
6327 * m32r/m32r.h: Similarly.
6328 * m68hc11/m68hc11-protos.h: Similarly.
6329 * m68hc11/m68hc11.c: Similarly.
6330 * m68hc11/m68hc11.h: Similarly.
6331 * m68k/crds.h: Similarly.
6332 * m68k/dpx2.h: Similarly.
6333 * m68k/m68k-protos.h: Similarly.
6334 * m68k/m68k.c: Similarly.
6335 * m68k/m68k.h: Similarly.
6336 * m68k/news.h: Similarly.
6337 * m88k/m88k-protos.h: Similarly.
6338 * m88k/m88k.c: Similarly.
6339 * m88k/m88k.h: Similarly.
6340 * mips/mips-protos.h: Similarly.
6341 * mips/mips.c: Similarly.
6342 * mips/mips.h: Similarly.
6343 * ns32k/merlin.h: Similarly.
6344 * ns32k/ns32k.c: Similarly.
6345 * ns32k/ns32k.h: Similarly.
6346 * ns32k/tek6000.h: Similarly.
6347 * pa/pa-protos.h: Similarly.
6348 * pa/pa.c: Similarly.
6349 * pa/pa.h: Similarly.
6350 * pdp11/2bsd.h: Similarly.
6351 * pdp11/pdp11-protos.h: Similarly.
6352 * pdp11/pdp11.c: Similarly.
6353 * pdp11/pdp11.h: Similarly.
6354 * romp/romp-protos.h: Similarly.
6355 * romp/romp.c: Similarly.
6356 * romp/romp.h: Similarly.
6357 * rs6000/rs6000-protos.h: Similarly.
6358 * rs6000/rs6000.c: Similarly.
6359 * rs6000/rs6000.h: Similarly.
6360 * rs6000/sysv4.h: Similarly.
6361 * sh/sh-protos.h: Similarly.
6362 * sh/sh.c: Similarly.
6363 * sh/sh.h: Similarly.
6364 * sparc/sparc-protos.h: Similarly.
6365 * sparc/sparc.c: Similarly.
6366 * sparc/sparc.h: Similarly.
6367 * vax/vax.c: Similarly.
6368 * vax/vax.h: Similarly.
6369 * vax/vms.h: Similarly.
6370 * we32k/we32k.c: Similarly.
6371 * we32k/we32k.h: Similarly.
6373 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
6375 * basic-block.h (first_insn_after_basic_block_note): Declare.
6376 * flow.c (first_insn_after_basic_block_note): Define. Moved
6378 * ssa.c (first_insn_after_basic_block_note): Remove.
6379 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
6381 (ssa_eliminate_dead_code): Properly update the CFG and PHI
6382 nodes when we find a dead conditional branch. Insert BARRIERs
6383 after any blocks with no successors, but which do not have
6386 2001-07-06 Zack Weinberg <zackw@stanford.edu>
6388 * varray.c (varray_check_failed): Use internal_error.
6390 2001-07-05 Andrew Haley <aph@redhat.com>
6392 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
6393 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
6394 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
6396 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
6398 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
6399 reference if the target constant is also a SYMBOL_REF.
6401 2001-07-05 Eric Christopher <echristo@redhat.com>
6403 * config/mips/mips.h (MASK_MIPS3900): Remove.
6404 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
6405 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
6406 (TARGET_MIPS3900): Change to use mips_arch.
6407 (TARGET_MIPS4000): New.
6408 (TARGET_MIPS4100): New.
6409 (TARGET_MIPS4300): New.
6410 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
6411 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
6413 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
6414 (ISA_HAS_BRANCHLIKELY): To here.
6415 (CC1_CPU_SPEC): New.
6416 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
6417 (mips_arch_string): Declare.
6418 (mips_arch): Declare.
6419 (TARGET_OPTIONS): Add -march and -mtune.
6421 * config/mips/mips.c (mips_arch_string): New.
6423 (override_options): Handle -march for codegen and -mtune
6424 for scheduling. Use mips_arch. Move tx39 target default here.
6425 (mips_parse_cpu): Move error message to override_options.
6427 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
6429 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
6431 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
6432 (MIPS Options): Ditto. Change mcpu entry to historical text.
6434 2001-07-05 H.J. Lu (hjl@gnu.org)
6436 * config/mips/mips.c (mips_parse_cpu): New function to parse
6439 2001-07-05 Jim Wilson <wilson@redhat.com>
6441 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
6442 * config/ia64/t-ia64: Likewise.
6443 (LIB1ASMFUNCS): Update comment.
6445 2001-07-05 David Edelsohn <edelsohn@gnu.org>
6447 * doc/install.texi (Install GCC: Binaries): Fix typo.
6449 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6451 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
6452 reference using the stack pointer, adjust it since we push Y
6454 ("*ashrsi3"): Likewise.
6455 ("*lshrsi3"): Likewise.
6457 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6459 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
6460 when -fomit-frame-pointer is used.
6462 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
6464 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
6465 (try_redirect_by_replacing_jump): Reverse updating properly the
6466 count and frequency information. Reverse removing cc0 setter.
6467 (forwarder_block_p): Reverse fixing for fallthru blocks.
6469 2001-07-05 DJ Delorie <dj@redhat.com>
6471 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
6472 (translate_options): If the above is defined, use it to map
6473 given options to new options.
6474 * doc/tm.texi: Document it.
6476 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
6477 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6479 * doc/invoke.texi (Optimize Options): Document that -fgcse may
6480 cause programs using computed gotos to run more slowly.
6482 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6484 * doc/install.texi (Specific): Markup, spelling and typo fixes.
6486 Consistently require binutils 2.11.2, not prereleases.
6487 (Specific, decstation-*): Canonicalize as mips-dec-*.
6488 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
6490 (Specific, m68k-altos): Removed reference to README.altos, deleted.
6491 (Specific, mips-*): Reword MIPS C compiler requirements.
6492 (Specific, powerpc*-*-*): New, mention --with-cpu once.
6493 (Specific, sunv5): Removed, obsolete.
6495 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
6497 * dwarf2out.c (output_loc_list): Use an all ones mask for
6498 .text asm output and don't rely on long long
6499 literals. Reformat some long lines.
6501 2001-07-05 Andreas Jaeger <aj@suse.de>
6503 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
6506 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6508 * dwarf2out.c (dwarf2out_define): Update comment.
6509 (dwarf2out_undef): Ditto.
6510 (dwarf2out_start_source_file): Ditto.
6511 (dwarf2out_end_source_file): Ditto.
6512 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
6513 since we never call the start/end debug hook for the primary file.
6515 2001-07-04 Kazu Hirata <kazu@hxi.com>
6517 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
6520 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6522 * cppinit.c (remove_dup_dirs): Inform if a system include
6523 directory is being reordered.
6524 * doc/invoke.texi (Directory Options): GCC warns if you hide a
6526 * doc/cpp.texi (Search Paths): Likewise.
6527 * doc/gcc.texi (Interoperation): Remove information about
6530 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6532 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
6533 (VARRAY_TOP_CHAR_PTR): Likewise.
6535 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6537 * gcc.c (process_command): Don't assign elements of a const char*.
6539 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6541 * emit-rtl.c (change_address): Don't abort if invalid address while
6542 reload is in progress.
6544 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6546 * c-lex.c (cb_file_change): Pass line number to
6547 debug_start_source_file.
6548 (cb_undefine): Pass correct line number to debug_undef.
6550 * toplev.c (debug_start_source_file): Add line number to
6551 parameters. Pass it along to dwarf2out_start_source_file.
6552 (decode_g_option): Stop resetting debug level back to normal when
6553 we change debug formats, unless the current level is
6554 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
6557 * toplev.h (debug_start_source_file): Add line number to
6560 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
6563 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
6565 Output debug_macinfo data for starting file if requested.
6566 (dwarf2out_end_source_file): Output debug_macinfo data for ending
6568 (dwarf2out_define): Output debug_macinfo data for defining a macro
6570 (dwarf2out_undef): Output debug_macinfo data for undefining a
6572 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
6573 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
6574 (macinfo_section_label): New. DWARF2 macro info section label.
6575 (dwarf2out_init): If we want macro info, output the start label
6577 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
6578 attribute to the compilation unit die pointing to the macro info.
6580 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6582 * dwarf2out.c (new_loc_list): Move to inside #ifdef
6583 DWARF2_DEBUGGING_INFO.
6584 (add_loc_descr_to_loc_list): Ditto.
6585 (output_loc_list): Ditto.
6586 Also, fix thinko in curr not being initialized.
6587 (gen_internal_sym): Ditto.
6589 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6591 * emit-rtl.c (replace_equiv_address): New function.
6592 * expr.h (replace_equiv_address): New declaration.
6593 * explow.c (validize_mem): Call it instead of change_address and
6594 also call if -fforce-addr and address is constant.
6595 * expr.c: Replace more calls to change_address with adjust_address
6596 and/or replace_equiv_address or to validize_mem.
6597 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
6598 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
6599 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6600 * config/i370/i370.md, config/i860/i860.md: Likewise.
6601 * config/i960/i960.md, config/mips/mips.c: Likewise.
6602 * config/mips/mips.md, config/pa/pa.md: Likewise.
6603 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
6604 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
6606 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6608 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
6610 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
6613 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
6615 * doc/include: New directory.
6616 * doc/fdl.texi: Move to doc/include/fdl.texi.
6617 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
6618 * doc/include/funding.texi, doc/include/gpl.texi: New files.
6619 * doc/gcc.texi: Use funding.texi and gpl.texi.
6620 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
6621 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
6622 Update dependencies and use -I $(docdir)/include.
6624 2001-07-04 Anthony Green <green@redhat.com>
6626 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
6628 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6630 * doc/install.texi (sparc64-*-*): Remove garbage.
6632 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
6634 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
6635 Fix typo in last change to use adjust_address.
6637 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6639 * doc/install.texi (Specific): Update information for *-*-solaris*.
6641 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6643 * explow.c (plus_constant_wide): Reinitialize Y for restart.
6645 2001-07-03 Stan Shebs <shebs@apple.com>
6647 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
6648 case for flag_no_mach_text_sections.
6649 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
6650 * config/darwin.c (flag_no_mach_text_sections): Remove.
6651 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
6653 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6655 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
6656 and avoid checking for constant as first operand.
6657 * recog.c (find_constant_term_loc): No longer static.
6658 (adj_offettable_operand): Delete.
6659 * rtl.h (adj_offsettable_operand): Delete declaration.
6660 (find_constant_term): Add declaration.
6661 * caller-save.c: Replace calls to adj_offsettable_operand with calls
6663 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
6664 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
6665 * config/i386/i386.c, config/i386/i386.md: Likewise.
6666 * config/i860/i860.c, config/i960/i960.c: Likewise.
6667 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
6668 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
6669 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
6670 * config/mips/mips.c, config/mips/mips.md: Likewise.
6671 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
6672 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
6673 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
6674 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
6675 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
6676 * config/ns32k/ns32k.md: Likewise.
6678 2001-07-03 Zack Weinberg <zackw@stanford.edu>
6680 * rtl.c (copy_rtx): Handle 'T' format letter.
6681 * gensupport.c (collect_insn_data): Likewise.
6682 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
6684 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
6686 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
6687 -B option. Use 'dir' not 'foo' as example directory name.
6689 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6691 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6692 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
6694 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6696 * doc/cppinternals.texi: Improve formatting and logical markup.
6698 2001-07-03 Andreas Jaeger <aj@suse.de>
6700 * Makefile.in (insn-recog.o): Add dependency on reload.h.
6702 * genrecog.c (write_header): Include reload.h for prototypes in
6705 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
6708 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
6709 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
6710 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
6711 i386_pe_valid_type_attribute_p): Add.
6712 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
6713 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
6715 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6717 * explow.c (plus_constant_wide, case LO_SUM): New case.
6718 (plus_constant_for_output_wide): Delete.
6719 * rtl.h (plus_constant_for_output): Delete.
6720 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
6721 instead of plus_constant_for_output.
6722 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
6723 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
6724 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
6725 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
6726 * config/sparc/sparc.md: Likewise.
6727 Convert some change_address calls to adjust_address.
6729 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6731 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
6732 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
6733 documentation of -std and -Wwrite-strings.
6735 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6737 * cse.c (canon_hash): Don't register registers in very small
6738 register classes, as extending their lifetime might cause
6741 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6743 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
6745 * flow.c (forwarder_block_p): Fix for fallthru blocks.
6746 (try_redirect_by_replacing_jump): Update properly the count
6747 and frequency information.
6749 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
6751 * toplev.c (dump_file_index): Move SSA dumps just after first
6753 (dump_file): Corresponding changes.
6754 (rest_of_compilation): Move SSA path to just after the first
6756 * doc/gcc.texi (Passes): Update due to movement of SSA path.
6757 * doc/invoke.texi: Update dump file #s as they were completely
6758 out of date with reality.
6760 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6762 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
6764 * expr.c (emit_move_insn_1): Deal with non-default
6767 * expr.c (emit_single_push_insn): Fix warning.
6769 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6771 * expr.c (emit_move_insn_1): Avoid modifying
6772 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
6774 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6776 * emit-rtl.c (adjust_address): New function.
6777 * expr.h (adjust_address): Add declaration.
6778 * builtins.c: Replace some calls to change_address with calls to it
6780 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
6781 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
6782 * config/arm/arm.c, config/convex/convex.c: Likewise.
6783 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6784 * config/i386/i386.c, config/i386/i386.md: Likewise.
6785 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
6786 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
6787 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
6788 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
6789 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
6791 2001-07-02 Jim Wilson <wilson@redhat.com>
6793 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
6795 2001-07-02 Steve Ellcey <sje@cup.hp.com>
6797 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
6798 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
6800 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6802 * cppinit.c (lang_defaults): New table.
6803 (set_lang): Just read from lang_defaults into the live options
6806 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6808 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
6809 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
6810 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
6812 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6814 * doc/install.texi: Various spelling and markup fixes.
6815 (Installing GCC): Component specific installation instructions are
6818 Warn about removing old install dir in the presence of shared libs.
6819 (Configuration): Invoke with options target to match configure
6821 Consistently refer to gas, gld pathnames.
6822 Invert --enable-multilib documentation.
6823 Remove references to old compiler versions.
6825 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6827 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
6829 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6831 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
6833 (Specific, mips*-sgi-irix5): Note IDO download.
6834 Reworded MIPS C hints.
6835 Use GNU as instead of GAS.
6837 Removed SGI Freeware reference, IRIX 6 only.
6838 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
6839 Note N64 library requirement/workaround.
6841 Complete list of structure passing bug victims.
6843 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6845 * doc/install.texi: Remove CVS Id.
6847 2001-07-02 Andreas Jaeger <aj@suse.de>
6849 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
6850 (find_inherently_necessary): Remove unused variable.
6852 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
6854 * c-common.h (TDI_inlined): New ast dump phase.
6855 (dump_flag_name): New function.
6856 * c-dump.c (dump_files): Add inlined phase.
6857 (dump_flag_name): Define.
6858 * doc/invoke.texi (-fdump-ast-inlined): Document.
6860 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6862 * stor-layout.c (layout_decl): Revert change to handling of alignment
6865 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6867 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
6870 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
6872 * doc/tm.texi (FUNCTION_ARG): Document that the last call
6875 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
6877 * tlink.c (recompile_files): Remove COMPILER_PATH and
6878 LIBRARY_PATH from the environment.
6880 2001-07-01 Zack Weinberg <zackw@stanford.edu>
6882 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
6883 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
6885 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
6887 * c-parse.in (OBJC_STRING): Kill.
6888 (objc_string): Decompose to [objc_string] '@' STRING.
6889 (reswords): Take the leading '@' off all the Objective C keywords.
6890 (objc_rid_sans_at): Kill.
6891 (init_reswords): Don't initialize it.
6892 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
6893 (_yylex): Kill reconsider label. Look ahead one token after
6894 an '@'; if we get an identifier, check whether it's an
6895 Objective C @-keyword. If so, return the keyword. Otherwise,
6896 put back the token and return the '@' as a terminal.
6898 * cpplib.c (lex_macro_node): Remove unnecessary check for
6899 leading '@' on identifier. Clarify control flow and commentary.
6901 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6903 * cse.c (new_label_ref): Variable deleted.
6904 (insert): Remove set of new_label_ref.
6905 (check_for_label_ref): New function.
6906 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
6908 See ChangeLog.5 for earlier changes.