1 2001-08-31 Richard Henderson <rth@redhat.com>
3 * sched-deps.c (add_dependence): Don't elide dependancy if the
4 conditional used by insn is modified in elem.
6 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
8 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
10 2001-08-31 Diego Novillo <dnovillo@redhat.com>
12 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
15 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
17 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
19 (stormy16_asm_out_constructor): New function.
20 (TARGET_ASM_CONSTRUCTOR): Define.
21 (TARGET_ASM_DESTRUCTOR): Define.
23 2001-08-31 Andreas Jaeger <aj@suse.de>
25 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
26 * loop.c (add_label_notes): Likewise.
27 * reload.c (find_reloads): Likewise.
28 * config/sh/sh.c (machine_dependent_reorg): Likewise.
30 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
32 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
33 code here. Take _Unwind_{W,Sw}ord*.
34 (read_encoded_value_with_base): Use them.
35 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
37 (extract_cie_info): Simplify read_?leb128 handling.
38 (execute_stack_op, execute_cfa_program): Likewise.
39 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
41 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
43 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
44 the frame pointer to pop the stack if convenient.
46 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
47 Don't use post-increment before combine.
48 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
49 a call-saved register.
51 2001-08-31 Andreas Jaeger <aj@suse.de>
53 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
56 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
58 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
59 not DIV/MOD, of course.
61 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
63 * rtl.def: Undo my patch commited 2001-08-27.
65 * genattrtab.c: Ditto.
71 * target-def.h: Ditto.
75 * haifa-sched.c: Ditto.
87 * doc/contrib.texi: Ditto.
89 * doc/gcc.texi: Ditto.
91 * genattrtab.h: Remove it.
93 * genautomata.c: Remove it.
95 * genattr.c: Undo my patch and Richard Henderson's patch commited
98 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
100 * config.gcc (h8300-*-elf*): New case.
101 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
102 (SUBTARGET_CPP_SPEC): Define.
103 (EXTRA_SPECS): Define.
104 (SUBTARGET_EXTRA_SPECS): Define.
105 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
106 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
108 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
110 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
111 (LIB2FUNCS_EXTRA): Define.
112 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
113 config/h8300/fixunssfsi.c: New file.
115 2001-08-30 Kazu Hirata <kazu@hxi.com>
117 * config/h8300/h8300.md (zero_extendqihi2): Changes to
118 define_expand to accomodate target-specific attributes.
119 (anonymous zero_extendqihi2 patterns): New.
121 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
123 * h8300.md (*andorhi3): New pattern.
125 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
127 * h8300.c (dosize): Fix test for "sub".
129 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
131 * c-typeck.c (pointer_diff): Try to eliminate common term before
134 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
136 * config/arm/arm.c (arm_compute_initial_elimination_offset):
137 Account for the saves of the FP registers.
139 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
140 (TEXT_SECTION_ASM_OP): Define.
141 (INIT_SECTION_ASM_OP): Define.
142 (FINI_SECTION_ASM_OP): Define.
143 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
144 (RDATA_SECTION_FUNCITON): Provide prototype.
146 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
148 * reload1.c (move2add_note_store): Correct typo checking for
151 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
153 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
154 note should not be considered outside the libcall block.
156 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
158 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
160 2001-08-29 Kazu Hirata <kazu@hxi.com>
162 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
164 2001-08-29 Kazu Hirata <kazu@hxi.com>
166 * config/h8300/h8300-protos.h: Add a prototype for
168 * config/h8300/h8300.c (emit_logical_op): New.
169 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
176 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
178 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
179 comparison with rtx INTVAL.
180 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
182 * pa.h (FUNCTION_ARG_SIZE): Likewise.
184 2001-08-29 Kazu Hirata <kazu@hxi.com>
186 * config/h8300/lib1funcs.asm: Update the copyright. Fix
189 2001-08-29 Kazu Hirata <kazu@hxi.com>
191 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
192 (reg n) to (mem (pre_dec (reg n))
193 (anonymous movsi pattern): Likewise.
195 2001-08-29 Kazu Hirata <kazu@hxi.com>
197 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
199 2001-08-29 Kazu Hirata <kazu@hxi.com>
201 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
202 several special constants.
204 2001-08-29 Kazu Hirata <kazu@hxi.com>
206 * config/h8300/lib1funcs.asm: Fix comment typos.
208 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
210 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
211 Fix format specifier warnings.
213 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
214 inet_makeaddr, semctl): Prototype.
216 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
217 (save_restore_insns): Use base_offset, not gp_offset.
219 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
220 (ASM_OUTPUT_BYTE): Fix format specifier warning.
222 2001-08-29 Richard Henderson <rth@redhat.com>
224 * bb-reorder.c (function_tail_eff_head): New.
225 (record_effective_endpoints): Set it.
226 (fixup_reorder_chain): Use it.
228 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
230 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
232 2001-08-28 Dale Johannesen <dalej@apple.com>
234 * config/darwin.c (machopic_function_base_name): Add const
235 qualifier to a string.
236 (darwin_encode_section_info): Ditto.
238 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
240 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
243 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
245 * df.h (struct df): Add rts_order variable.
247 * df.c (df_visit_next_rts): New function.
248 (df_visit_next): Renamed to df_visit_next_rc
249 (df_analyse_1): Allocate/compute/free rts_order as well.
250 (df_rd_global_compute): Use df_visit_next_rc instead of
252 (df_ru_global_compute): Use df_visit_next_rts instead of
255 * flow.c (flow_reverse_top_sort_order_compute): New function.
257 * basic-block.h: Add prototype.
259 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
261 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
262 blocks, the BB_REACHABLE is now set, rather than aux being
263 non-NULL. Update the test to reflect this.
265 2001-08-28 Eric Christopher <echristo@redhat.com>
267 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
268 config/mips/crti.asm: Ditto.
270 2001-08-28 Eric Christopher <echristo@redhat.com>
271 Richard Henderson <rth@redhat.com>
273 * c-pragma.h (add_weak): Move prototype from here...
274 * output.h (add_weak): ... to here.
275 * varasm.c (add_weak): Fix typo.
276 * config/mips/crti.asm: New file.
277 * config/mips/crtn.asm: Ditto.
278 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
279 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
280 (INVOKE__main): Ditto.
281 (INIT_SECTION_ASM_OP): New.
282 (FINI_SECTION_ASM_OP): Ditto.
283 (STARTFILE_SPEC): Add crti.
284 (ENDFILE_SPEC): Add crtn.
285 * config/mips/elf64.h: Same.
286 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
288 * config/mips/vxworks.h: Ditto.
289 * config/mips/t-elf: Support crti and crtn.
291 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
293 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
296 2001-08-28 Richard Henderson <rth@redhat.com>
298 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
299 (one_cmplbi2 splitter): Remove redundant test.
301 2001-08-28 Dale Johannesen <dalej@apple.com>
303 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
305 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
307 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
309 2001-08-28 Stan Shebs <shebs@apple.com>
311 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
312 (UNALIGNED_SHORT_ASM_OP): Define.
313 (UNALIGNED_INT_ASM_OP): Define.
315 2001-08-28 Will Cohen <wcohen@redhat.com>
317 * config/rs6000/rs6000.md (store_multiple): Correct RTL
318 generation for first set.
320 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
322 * flow.c (redirect_edge_succ_nodup): Return new edge.
323 (try_simplify_condjump): Use new edge.
324 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
326 * cse.c (cse_basic_block): Skip note instructions.
328 2001-08-27 Richard Henderson <rth@redhat.com>
330 * combine.c (combine_simplify_rtx): Don't reverse condition
331 if there is no reverse for the condition.
332 (simplify_comparison): Don't simplify subregs from INT to FP.
334 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
335 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
336 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
337 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
338 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
339 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
341 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
343 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
344 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
346 (adddi_dilshr32, adddi_dishl32): Only data register can be
347 source for mem destination.
349 * expmed.c (store_bit_field): Ignore adjustment to bitpos
350 and use bitnum to decide about register move.
352 2001-08-27 Richard Henderson <rth@redhat.com>
354 * genattr.c (main): Emit state_t even when not doing scheduling.
356 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
357 Richard Henderson <rth@redhat.com>
359 * gcse.c (reg_first_set, reg_last_set): Replace with ...
360 (reg_avail_info, current_bb): ... these.
361 (oprs_unchanged_p, record_last_reg_set_info): Use them.
362 (compute_hash_table): Likewise.
364 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
366 * flow.c (verify_flow_info): Use checksums to verify edges.
368 2001-08-27 Richard Henderson <rth@redhat.com>
370 * genautomata.c (expand_automata): Always create a description.
372 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
374 * optabs.c (expand_binop): Correctly handle the carry in multiword
375 add/subtract operations.
377 2001-08-27 Fred Fish <fnf@be.com>
379 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
382 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
384 * reload.c (find_reloads_toplev): Back out this change:
386 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
388 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
389 mem if the address is a mode_dependent_address_p.
391 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
393 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
394 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
395 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
398 * genattr.c (main): New variable num_insn_reservations. Increase
399 it if there is DEFINE_INSN_RESERVATION. Output automaton based
400 pipeline hazard recognizer interface.
402 * genattrtab.h: New file.
404 * genattrtab.c: Include genattrtab.h.
405 (attr_printf, check_attr_test, make_internal_attr,
406 make_numeric_value): Move protypes into genattrtab.h. Define them
408 (num_dfa_decls): New global variable.
409 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
410 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
411 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
412 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
414 * genautomata.c: New file.
416 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
418 * sched-int.h: (curr_state): Add the external definition for
419 automaton pipeline interface.
420 (haifa_insn_data): Add comments for members blockage and units.
422 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
423 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
424 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
425 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
426 TARGET_SCHED_DFA_POST_CYCLE_INSN,
427 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
428 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
430 (TARGET_SCHED): Use the new macros.
432 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
433 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
434 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
435 dfa_bubble): New members in gcc_target.sched.
437 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
438 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
439 (insn_queue): Redefine it as pointer to array.
440 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
442 (max_insn_queue_index_macro_value): New variable.
443 (curr_state, dfa_state_size, ready_try): New varaibles for
445 (ready_element, ready_remove, max_issue): New function prototypes
446 for automaton interface.
447 (choose_ready): New function prototype.
448 (insn_unit, blockage_range): Add comments.
449 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
450 FUNCTION_UNITS_SIZE == 0.
451 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
452 actual_hazard, potential_hazard): Add comments.
453 (insn_cost): Use cost -1 as undefined value. Remove
454 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
456 (ready_element, ready_remove): New functions for automaton
458 (schedule_insn): Add new code for automaton pipeline interface.
459 (queue_to_ready): Add new code for automaton pipeline interface.
460 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
461 (debug_ready_list): Print newline when the queue is empty.
462 (max_issue): New function for automaton pipeline interface.
463 (choose_ready): New function.
464 (schedule_block): Add new code for automaton pipeline interface.
465 Print ready list before scheduling each insn.
466 (sched_init): Add new code for automaton pipeline interface.
467 Initiate insn cost by -1.
468 (sched_finish): Free the current automaton state and finalize
469 automaton pipeline interface.
471 * sched-rgn.c: Include target.h.
472 (init_ready_list, new_ready, debug_dependencies): Add new code for
473 automaton pipeline interface.
475 * sched-vis.c: Include target.h.
476 (get_visual_tbl_length): Add code for automaton interface.
477 (target_units, print_block_visualization): Add comments.
479 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
480 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
481 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
482 (getruntime.o, genautomata.o): New entries.
483 (genattrtab.o): Add new dependency file genattrtab.h.
484 (genattrtab): Add new dependencies. Link it with `libm.a'.
485 (getruntime.o, hashtab.o): New entries for canadian cross.
487 * doc/md.texi: Description of automaton based model.
489 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
491 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
492 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
493 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
494 TARGET_SCHED_DFA_POST_CYCLE_INSN,
495 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
496 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
497 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
499 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
500 MAX_DFA_ISSUE_RATE): New macro descriptions.
502 * doc/contrib.texi: Add dfa based scheduler contribution.
504 * doc/gcc.texi: Add more information about genattrtab.
506 2001-08-27 Diego Novillo <dnovillo@redhat.com>
508 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
511 2001-08-27 Richard Henderson <rth@redhat.com>
513 * function.c (expand_function_end): Don't init arg_pointer_save_area.
514 (get_arg_pointer_save_area): New. Create an init it here.
515 (fix_lexical_addr): Use it.
516 * function.h: Declare it.
517 * builtins.c (expand_builtin_setjmp_receiver): Use it.
518 * stmt.c (expand_nl_goto_receiver): Use it.
520 2001-08-27 Richard Henderson <rth@redhat.com>
522 * final.c (final_scan_insn): Don't enter APP_ON mode for
525 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
526 alignment for assemble_integer for DW_EH_PE_aligned.
527 * except.c (output_function_exception_table): Likewise.
529 2001-08-26 Andreas Jaeger <aj@suse.de>
531 * c-tree.h: Add prototyp for c_sizeof_nowarn.
533 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
535 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
537 2001-08-27 Alan Modra <amodra@bigpond.net.au>
539 * config/rs6000/rs6000.c (mask_operand): Rewrite without
541 (mask64_operand): Likewise.
542 (rldic_operand): Delete.
543 (includes_lshift64_p): Delete.
544 (includes_rldic_lshift_p): New function.
545 (includes_rldicr_lshift_p): New function.
546 (print_operand): Don't call rldic_operand in case 'W'.
547 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
548 (includes_lshift64_p): Remove.
549 (includes_rldic_lshift_p): Declare.
550 (includes_rldicr_lshift_p): Declare.
551 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
552 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
553 Replace match_operand rldic_operand predicate with
554 const_int_operand. Replace includes_lshift64_p condition with
555 includes_rldic_lshift_p.
556 <ashldi3_internal 64 bit rldicr patterns>: New.
558 2001-08-27 Andreas Jaeger <aj@suse.de>
560 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
561 * errors.c: Likewise.
563 * dwarf2asm.c: Likewise.
564 * doprint.c (checkit): Likewise.
565 * diagnostic.c: Likewise.
566 * collect2.c: Likewise.
568 * c-semantics.c (build_stmt): Likewise.
569 * c-format.c (status_warning): Likewise.
570 * c-errors.c (pedwarn_c99): Likewise.
571 * builtins.c (validate_arglist): Likewise.
572 * config/pj/pj.c (pj_printf): Likewise.
573 * fix-header.c: Likewise.
575 * gcov.c (fnotice): Likewise.
576 * gensupport.c (message_with_line): Likewise.
577 * mips-tfile.c: Likewise.
578 * protoize.c (notice): Likewise.
579 * read-rtl.c (fatal_with_file_and_line): Likewise.
580 * rtl-error.c: Likewise.
581 * tradcpp.c: Likewise.
583 * cp/tree.c (build_min_nt): Likewise.
584 (build_min): Likewise.
585 * cp/lex.c: Likewise.
586 * cp/errfn.c: Likewise.
587 * cp/rtti.c (create_pseudo_type_info): Likewise.
589 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
591 * df.c (df_uses_record): Return after recording all uses
594 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
596 * df.c (df_insn_modify): Realloc the INSN table here, if
597 necessary, here, too.
599 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
601 * config/mips/mips.c (mips_function_value): Handle complex return
604 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
606 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
608 * reload.c (make_memloc): Copy result if it is still
609 reg_equiv_memory_loc[regno] on return.
610 (subst_reloads) [ENABLE_CHECKING]: Check that none of
611 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
612 reg_equiv_mem are modified by the substitutions.
614 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
616 * predict.c (expensive_function_p): New.
617 * rtl.h (expensive_function_p): Declare.
618 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
619 (use_fast_prologue_epilogue): New static variable.
620 (expand_prologue): Set it; emit short prologues if unset.
621 (expand_epilogue): Likewise.
623 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
625 * config.gcc: Add stormy16-*-elf case.
626 * config/stormy16/stormy-abi: New file.
627 * config/stormy16/stormy16-lib2.c: New file.
628 * config/stormy16/stormy16-protos.h: New file.
629 * config/stormy16/stormy16.c: New file.
630 * config/stormy16/stormy16.h: New file.
631 * config/stormy16/stormy16.md: New file.
632 * config/stormy16/t-stormy16: New file.
634 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
636 * i386.h (no-accumulate-outgoing-args): Use proper mask.
638 2001-08-24 David Edelsohn <edelsohn@gnu.org>
640 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
641 descriptor members are pointer size, not constant 4.
642 * config/rs6000/rs6000.md (define_splits): Remove more unused
645 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
647 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
649 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
651 * cp/rtti.c (VPARAMS): Fix parameter.
653 2001-08-24 Zack Weinberg <zackw@panix.com>
655 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
657 (mode_for_extraction): No need for #ifdefs. Add default-case abort
659 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
660 in if controlling use of insv.
661 (extract_bit_field): Likewise, for extv and extzv.
663 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
665 * i386.md (movcc peep2): Fix load of 0.
667 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
669 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
670 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
672 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
674 * c-pragma.h: Move weak_syms and weak_decls...
675 * varasm.c: ...here. Now static.
676 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
677 depend on HANDLE_PRAGMA_WEAK.
679 * c-common.c (c_alignof, c_alignof_expr): Move here...
680 * c-typeck.c: ...from here.
681 * c-tree.h, c-common.h: Adjust.
683 2001-08-23 Bernd Schmidt <bernds@redhat.com>
685 * config/ia64/ia64.c (rws_update): If !pred, set write_count
686 instead of incrementing it.
688 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
689 asm ready, don't try to move them all into the same array element.
691 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
693 * function.c (thread_prologue_and_epilogue_insns): Avoid
694 fallthru flag on edge to exit.
696 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
698 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
701 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
703 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
704 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
705 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
708 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
710 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
711 replace "GNU CC" with "GCC".
713 2001-08-23 Richard Henderson <rth@redhat.com>
715 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
716 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
717 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
718 Need GR between FR and not GR_AND_FR.
719 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
720 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
721 AR regs before GR regs.
722 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
723 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
724 (REGISTER_MOVE_COST): Update.
725 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
727 2001-08-23 Richard Henderson <rth@redhat.com>
729 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
732 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
734 * reload1.c (emit_reload_insns): Don't look for notes
735 on a NULL store_insn.
737 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
739 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
740 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
741 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
742 format specifier warnings.
743 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
745 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
747 * config/i386/i386-protos.h: Correct declaration of
748 i386_pe_asm_named_section.
750 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
752 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
754 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
756 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
758 * cpperror.c (print_location): Don't show _Pragma.
759 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
760 and file change callback generation here.
761 (stack_include_file): Update use of cpp_push_buffer.
762 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
763 (struct cpp_buffer): Remove type, pfile members.
764 * cppinit.c (cpp_handle_option): Use free_chain.
765 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
766 (skip_escaped_newlines, get_effective_char, lex_percent): Take
767 a cpp_reader rather than a cpp_buffer.
768 (skip_escaped_newlines, get_effective_char, skip_block_comment,
769 skip_line_comment, parse_string, lex_percent, lex_dot,
770 _cpp_lex_token): Update accordingly.
771 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
773 (cpp_push_buffer): Update prototype.
774 (run_directive): Update use of cpp_push_buffer.
775 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
776 handle_assertion): Update use of run_directive.
777 * cpplib.h (enum cpp_buffer_type): Remove.
778 (cpp_push_buffer): Update prototype.
779 * fix-header.c (read_scan_file): Update.
781 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
783 * gcc.c (struct prefix_list): Change prefix to const char *.
785 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
787 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
789 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
791 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
794 * jump.c (squeeze_notes): Take parms by reference. Handle END being
797 * ifcvt.c (dead_or_predicable): Adjust.
798 * loop.c (find_and_verify_loops): Adjust.
799 * stmt.c (expand_end_case): Adjust.
800 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
801 head and end insn pointers in the basic block, not just local copies.
802 (merge_blocks_move_predecessor_nojumps): Likewise.
804 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
806 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
807 bitmap.h, builtin-types.def, builtins.c, builtins.def,
808 c-aux-info.c, c-common.c, c-common.def, c-common.h,
809 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
810 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
811 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
812 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
813 conditions.h, config.gcc, configure.frag, configure.in,
814 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
815 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
816 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
817 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
818 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
819 emit-rtl.c, errors.c, errors.h, except.c, except.h,
820 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
821 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
822 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
823 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
824 gencheck.c, gencodes.c, genconfig.c, genemit.c,
825 genextract.c, genflags.c, gengenrtl.c, genmultilib,
826 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
827 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
828 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
829 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
830 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
831 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
832 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
833 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
834 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
835 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
836 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
837 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
838 params.h, predict.c, predict.def, predict.h, prefix.c,
839 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
840 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
841 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
842 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
843 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
844 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
845 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
846 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
847 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
848 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
849 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
850 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
851 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
852 xcoffout.h: replace "GNU CC" with "GCC".
854 2001-08-21 Richard Henderson <rth@redhat.com>
856 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
857 (final_scan_insn): Consider jump tables data even if we have no
858 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
860 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
861 (ASM_OUTPUT_CASE_END): Remove.
862 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
863 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
864 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
866 2001-08-21 Richard Henderson <rth@redhat.com>
868 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
869 at barrier insns. Emit stop bits before barriers.
871 * flow.c (flow_find_cross_jump): Don't consider unconditional
872 return insns for commoning.
874 * final.c (compute_alignments): Fix typo.
876 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
877 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
878 (store_bit_field): Use mode_for_extraction more places.
879 (extract_bit_field): Likewise.
881 2001-08-21 Zack Weinberg <zackw@panix.com>
883 * caller-save.c: Don't include insn-codes.h.
884 (reg_save_code, reg_restore_code): Make arrays of int.
885 All uses updated to match.
886 (insert_save, insert_restore): No need to initialize "code"
887 variable upon declaration.
888 * Makefile.in: update dependencies; fix typo in clean rule.
890 2001-08-21 Richard Henderson <rth@redhat.com>
892 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
893 (merge_if_block): Handle fallout from same.
895 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
897 * builtins.c (type_to_class): Fix typo in last change.
899 2001-08-21 Richard Henderson <rth@redhat.com>
901 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
902 ia64_asm_output_label.
904 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
905 copy of gp while the real gp register contains garbage.
907 2001-08-21 Zack Weinberg <zackw@panix.com>
909 * expmed.c (mode_for_extraction): New function.
910 (store_bit_field, extract_bit_field): Use it.
911 * expr.h: Prototype it and provide an enum for its first argument.
913 * combine.c, function.c, recog.c: Don't include insn-codes.h.
914 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
915 and digging through the insn_data tables.
916 * Makefile.in: Update dependencies.
918 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
920 * cppfiles.c (stack_include_file): line-map.c now handles include
922 (handle_missing_handler): Similarly.
923 (_cpp_execute_include): Similarly.
924 (_cpp_pop_file_buffer): Similarly.
925 * cpphash.h (struct cpp_reader): Remove system_include_depth,
926 buffer_stack_depth and include_depth.
927 * cpplib.c (do_include_common): line-map.c now handles include depth.
928 (cpp_push_buffer): Similarly.
929 (_cpp_pop_buffer): Similarly.
930 * cppmacro.c (builtin_macro): Update.
931 * line-map.c (init_line_maps): Set depth.
932 (add_line_map): Increment "used" earlier. Update and use the
934 (trace_include): Use the include depth.
935 * line-map.h (struct line_maps): New member depth.
937 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
939 * cppfiles.c (stack_include_file): Don't handle -H here.
940 * cppinit.c (cpp_start_read): Set include tracing after
941 cpp_post_options and after stacking the main file.
942 * line-map.c (trace_include): New.
943 (init_line_maps, add_line_map): Update.
944 * line-map.h (struct line_maps): New member trace_includes.
946 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
948 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
949 * cppfiles.c (stack_include_file): Only stack a file if there
950 is something to do. Return a boolean indicating whether a
951 buffer was stacked or not.
952 (_cpp_execute_include): Similarly.
953 (_cpp_read_file): Similarly.
954 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
956 2001-08-21 Sam Steingold <sds@gnu.org>
958 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
959 (RECACHE): keep obufp_before_macroname up to date
961 2001-08-21 Zack Weinberg <zackw@panix.com>
963 * stmt.c: Don't include insn-codes.h.
964 (expand_end_case): Machine specific logic moved to expr.c.
965 No need to worry about __builtin_classify_type.
966 (check_for_full_enumeration_handling, emit_case_nodes):
969 * builtins.o (expand_builtin_classify_type): Split up so code
970 can be shared with fold_builtin_classify_type.
971 (type_to_class, fold_builtin_classify_type): New functions.
972 (fold_builtins): Handle __builtin_classify_type.
974 * expr.c (do_tablejump): Now static.
975 (case_values_threshold, try_casesi, try_tablejump): New;
976 code mostly from stmt.c (expand_end_case).
977 (expr.h): Update prototypes.
979 * Makefile.in (stmt.o): Update dependencies.
981 2001-08-21 Will Cohen <wcohen@redhat.com>
983 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
984 declaration of variable i.
985 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
986 declaration of variable i.
988 2001-08-21 Richard Henderson <rth@redhat.com>
990 * crtstuff.c: Fix thinko last change. Move list tails to start
991 of CRT_END section. Tidy ifdefs.
992 (__EH_FRAME_BEGIN__): Always static for ELF.
993 (__do_global_ctors_1): Rename from __frame_dummy.
994 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
995 name change; don't hide __EH_FRAME_BEGIN__.
997 2001-08-21 Richard Henderson <rth@redhat.com>
999 * gdbinit.in: Move break on exit after break on fancy_abort.
1001 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
1004 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
1006 * cpphash.h (_cpp_push_next_buffer): New.
1007 * cppinit.c (do_includes): Remove.
1008 (push_include, free_chain, _cpp_push_next_buffer): New.
1009 (cpp_start_read): Use them to rework command line option handling.
1010 (cpp_handle_option): Combine handling of -include and -imacros.
1011 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
1012 appropriate. Always insert missing \n at EOF.
1013 * cpplib.c (start_directive): Get the directive position right.
1014 * cppmain.c (cb_file_change): Always print the first line, unless
1017 2001-08-20 Andreas Jaeger <aj@suse.de>
1019 * profile.c (compute_branch_probabilities): Remove extra new-line
1021 * flow.c (verify_flow_info): Likewise.
1023 2001-08-20 Diego Novillo <dnovillo@redhat.com>
1025 * basic-block.h (basic_block): Add new field 'flags'.
1026 (BB_REACHABLE): Define.
1027 (expunge_block): Declare.
1028 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
1029 (EXIT_BLOCK_PTR): Ditto.
1030 (expunge_block): Remove static declaration.
1031 (cleanup_cfg): Clear bb->aux on every basic block.
1032 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
1033 computing reachability.
1034 (delete_unreachable_blocks): Delete block b if b->flags has
1037 2001-08-20 Diego Novillo <dnovillo@redhat.com>
1039 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
1041 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1043 * sparc.c (sparc_variable_issue): Fix typo in last change.
1045 2001-08-20 Richard Henderson <rth@redhat.com>
1047 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
1049 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
1051 * pa.h (RETURN_IN_MEMORY): Improve comment.
1053 2001-08-20 Janis Johnson <janis187@us.ibm.com>
1055 * doc/invoke.texi (Profiling options): Clarify the interactions
1056 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
1058 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
1060 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
1063 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1065 * gcc.c (make_relative_prefix): Allocate a sufficiently large
1068 2001-08-20 Richard Henderson <rth@redhat.com>
1070 * final.c (end_final): Fix typo last change.
1072 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
1074 * cppinit.c (init_standard_includes): The returned buffer
1075 is already malloc-ed.
1076 * gcc.c (add_prefix): Similarly.
1077 * prefix.c (translate_name): Update to support clear buffer
1079 (update_path): Similarly. Be sure to free any newly allocated
1080 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
1082 * prefix.h (update_path): Update prototype and document.
1083 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
1084 up and update to new buffer ownership rules.
1085 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
1087 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1089 * final.c (compute_alignments): New function.
1090 (init_insn_lengths): Do not care label_align.
1091 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
1092 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
1093 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
1094 (shorted_branches): Realloc label_align array; do
1095 not call init_insn_lengths; Do not care about loop alignments.
1096 * output.h (compute_alignments): Declare.
1097 * toplev.c (rest_of_compilation): Call compute_alignments.
1098 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
1100 * predict.c (block_info_def): Add npredecesors, remove nvisited;
1101 change visited to tovisit.
1102 (propagate_freq): Use faster traversing algorithm.
1103 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
1104 to tovisit; reverse meaning.
1106 * predict.c (struct block_info_def): Remove nvisited.
1107 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1108 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1110 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
1112 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
1113 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
1114 (TARGET_FUSED_MADD): New.
1115 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
1116 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
1117 the multiply-add instructions.
1119 2001-08-19 Richard Henderson <rth@redhat.com>
1121 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
1122 is aligned to pointer size.
1124 2001-08-19 Richard Henderson <rth@redhat.com>
1126 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
1127 display markers during final schedule.
1129 2001-08-19 Richard Henderson <rth@redhat.com>
1131 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
1133 2001-08-19 Richard Henderson <rth@redhat.com>
1135 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
1137 (ASM_NAME_TO_STRING): Remove.
1138 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
1139 in the same string. Remove support for expressions.
1141 2001-08-19 Richard Henderson <rth@redhat.com>
1143 * config/i386/i386.md (tablejump): Make an expander; handle
1144 pic relative addressing here.
1145 (tablejump_1): Rename from tablejump_pic.
1148 2001-08-19 Richard Henderson <rth@redhat.com>
1150 * regclass.c (fix_register): Fix typo.
1152 2001-08-18 Richard Henderson <rth@redhat.com>
1154 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
1155 (struct _Unwind_Context): Expand br_loc to hold it.
1156 (uw_frame_state_for): Handle leaf functions better.
1157 (uw_update_reg_address): Update for br_loc change.
1159 2001-08-18 Richard Henderson <rth@redhat.com>
1161 * crtstuff.c: Move list heads before code that uses them.
1162 (__JCR_LIST__): Remove initial null.
1163 (frame_dummy, __frame_dummy): Do java registration here ...
1164 (__do_global_ctors_aux): ... not here.
1166 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
1167 (__do_global_dtors_aux): Update to match.
1168 (__JCR_LIST__, __do_jv_register_classes): New.
1170 * config/ia64/crtend.asm (__JCR_END__): New.
1171 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
1172 instead of an indirect LTOFF22 reloc.
1174 2001-08-18 Richard Henderson <rth@redhat.com>
1176 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
1177 * regclass.c (init_reg_sets_1): Fix typo.
1178 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
1179 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
1180 (ia64_compute_frame_size): Make ar.unat live when in use.
1181 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
1182 for ar.pfs; remove ar.unat handling.
1183 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
1185 (PREDICATE_CODES): Add ar_pfs_reg_operand.
1186 * config/ia64/ia64-protos.h: Update decls.
1187 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
1188 (sibcall_pic): Likewise.
1190 2001-08-18 Richard Henderson <rth@redhat.com>
1192 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
1193 pred_rel_mutex when searching for insn_group_barrier.
1194 * config/ia64/ia64.md (cycle_display): Combine the expander
1197 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
1198 bit before asm as needed.
1200 2001-08-18 Richard Henderson <rth@redhat.com>
1202 * timevar.def (TV_MACH_DEP): New.
1203 * toplev.c (rest_of_compilation): Use it.
1204 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
1206 2001-08-18 Zack Weinberg <zackw@panix.com>
1208 * unwind-dw2.c (execute_stack_op): Add default aborts to
1209 the inner switches to prevent warnings.
1211 2001-08-18 Richard Henderson <rth@redhat.com>
1213 * timevar.h (struct timevar_time_def): Change element type to float.
1214 (ticks_to_msec, clocks_to_msec): Likewise.
1215 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
1216 (get_time): Likewise.
1217 (timevar_print): Adjust zero check and printing to match.
1219 2001-08-18 Zack Weinberg <zackw@panix.com>
1221 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
1222 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
1223 Eliminate overfull or underfull hboxes.
1225 2001-08-18 Zack Weinberg <zackw@panix.com>
1227 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1229 2001-08-18 Zack Weinberg <zackw@panix.com>
1231 * haifa-sched.c: Convert to target hooks. Macros replaced
1232 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
1233 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
1234 MD_SCHED_FINISH, and HAVE_cycle_display.
1235 * target-def.h (TARGET_SCHED_ADJUST_COST,
1236 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
1237 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
1238 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
1239 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
1240 New hook #defines to be overridden.
1241 (TARGET_SCHED): Bring them all together.
1242 (TARGET_INITIALIZER): Update.
1243 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
1244 instead of 'struct rtx_def *' throughout.
1245 (struct sched): New set of hooks for the scheduler.
1246 * Makefile.in (haifa-sched.o): Depend on target.h.
1247 * doc/tm.texi: Document the new scheduler hooks, together in
1248 their own section, instead of scattered around.
1249 Fix a bunch of underfull/overfull hboxes.
1251 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
1252 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
1253 sparc.h: Don't define any of the old scheduler macros.
1255 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
1256 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
1257 sparc.c: Create hook functions from code extracted from
1258 corresponding target header, or make existing hooks static, as
1259 appropriate. Set the appropriate entries in targetm.
1261 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
1262 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
1263 rs6000-protos.h, s390-protos.h, sparc-protos.h:
1264 Remove prototypes for functions which are now static.
1266 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
1267 related gunk; the Haifa scheduler is now the only choice.
1269 2001-08-18 Zack Weinberg <zackw@panix.com>
1271 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
1272 * genopinit.c: Put floating point divide insns in sdiv_optab.
1273 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
1274 * config/gofast.h, config/c4x/c4x.h,
1275 config/ia64/hpux_longdouble.h, config/mips/mips.h,
1276 config/pa/long_double.h, config/rs6000/sysv4.h,
1277 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
1278 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
1279 (init_optabs): Use init_optabv for overflow-trapping optabs.
1280 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
1281 cmp_optab RTX codes so have_insn_for can find them.
1283 * optabs.c (expand_simple_binop, expand_simple_unop,
1284 have_insn_for, gen_sub3_insn): New interfaces.
1285 * expr.h: Prototype new functions.
1286 (enum optab_methods): Move here from optabs.h.
1288 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
1289 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
1290 Use new functions instead of working directly with optabs.
1291 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
1292 unroll.c: Don't include optabs.h.
1293 * caller-save.c, combine.c, function.c, stmt.c: Just include
1294 insn-codes.h, not optabs.h.
1295 * Makefile.in: Update dependencies.
1297 * combine.c (make_compound_operation, simplify_comparison):
1298 Fix typos testing for this or that instruction.
1300 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1302 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
1303 generating libgcc.a.
1305 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1307 * except.c (TYPE_HASH): Delete.
1309 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
1312 * tree.c (TYPE_HASH): Delete.
1314 * tree.h (TYPE_HASH): Define.
1316 2001-08-18 Graham Stott <grahams@redhat.com>
1318 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
1320 (adddi3_internal_2+2): Likewise.
1321 (eh_set_lr_di+1): Likewise.
1323 2001-08-17 Richard Henderson <rth@redhat.com>
1325 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1326 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
1327 * dwarf2asm.c: ... here.
1328 * dwarfout.c: Remove them.
1330 * varasm.c (assemble_integer): Add align parameter.
1331 (assemble_real, output_constant, output_constructor): Likewise.
1332 * output.h: Update decls.
1333 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
1334 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
1335 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
1336 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
1337 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
1340 * final.c (end_final): Abort profile block generation if we
1341 havn't layed it out properly.
1342 * output.h (assemble_eh_integer): Remove stale decl.
1343 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
1345 (assemble_integer): Handle unaligned data.
1346 (assemble_real): Abort on unaligned data.
1347 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
1349 (default_dtor_section_asm_out_destructor): Use assemble_align.
1350 (default_named_section_asm_out_constructor): Likewise.
1351 (default_ctor_section_asm_out_constructor): Likewise.
1352 * config/darwin.c (machopic_asm_out_constructor): Likewise.
1353 (machopic_asm_out_destructor): Likewise.
1354 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
1355 (nextstep_asm_out_destructor): Likewise.
1356 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
1357 (vms_asm_out_destructor): Likewise.
1359 2001-08-17 Richard Henderson <rth@redhat.com>
1361 * config/mips/iris6.h (TARGET_IRIX6): New.
1362 (current_section_name, current_section_flags): New.
1363 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
1364 (MAX_OFILE_ALIGNMENT): New.
1365 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
1366 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
1367 (copy_file_data): Split out from
1368 (mips_asm_file_end): ... here.
1369 (mips_asm_file_start): Remove extra .section directive. Use
1370 tmpfile instead of mips_make_temp_file.
1371 (mips_unique_section): Use const char * as needed for warnings.
1372 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
1373 re-add align parameter.
1374 (iris6_asm_named_section): New.
1375 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
1376 (iris6_asm_output_align, iris6_section_align_1): New.
1377 (iris6_asm_file_start, iris6_asm_file_end): New.
1378 * config/mips/mips-protos.h: Update decls.
1380 2001-08-17 Janis Johnson <janis187@us.ibm.com>
1382 * doc/install.texi (Install GCC): Add links to build status pages.
1384 (Final install): Ditto; request updates for specific info
1386 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
1388 * cpperror.c (print_location): Don't take a file name; use the
1390 (_cpp_begin_message): Similarly.
1391 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1392 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1393 (cpp_pedwarn_with_file_and_line): Remove.
1394 * cppfiles.c (stack_include_file): Update; set filename to stdin
1395 here when appropriate.
1396 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
1397 (_cpp_begin_message): Don't take a file name.
1398 * cppinit.c: Add comment.
1399 * cpplex.c: Fix end-of-directive indicator.
1400 * cpplib.c: Don't include intl.h.
1401 (run_directive, do_diagnostic): Update.
1402 (do_line): Update to not use nominal_fname.
1403 (cpp_push_buffer): Don't take a filename.
1404 * cpplib.h (struct ht): Remove.
1405 (cpp_push_buffer): Don't take a filename.
1406 (cpp_pedwarn_with_file_and_line): Remove.
1407 * cppmacro.c (struct cpp_macro): Remove file.
1408 (builtin_macro): Update.
1409 (_cpp_create_definition): Update.
1410 * cppmain.c: Correct comment.
1411 * fix-header.c (read_scan_file): Update.
1413 2001-08-17 Kazu Hirata <kazu@hxi.com>
1415 * sbitmap.c: Fix comment formatting.
1416 * sched-deps.c: Likewise.
1417 * sibcall.c: Likewise.
1418 * simplify-rtx.c: Likewise.
1420 * ssa-ccp.c: Likewise.
1421 * stor-layout.c: Likewise.
1422 * timevar.c: Likewise.
1423 * toplev.c: Likewise.
1424 * unwind-dw2.c: Likewise.
1425 * unwind-dw2-fde.c: Likewise.
1426 * varasm.c: Likewise.
1428 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
1430 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
1431 or larger than an integer in memory.
1433 2001-08-17 Zack Weinberg <zackw@panix.com>
1435 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
1436 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
1437 * rtl.h: Don't forward-declare union tree_node here. Don't
1438 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
1439 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1440 and tree respectively.
1441 * tree.h: Don't forward-declare struct rtx_def here. Don't
1442 typedef tree here. Change all uses of struct rtx_def *,
1443 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1444 and tree respectively.
1446 2001-08-17 Richard Henderson <rth@redhat.com>
1448 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
1449 config/mips/openbsd.h: Fix typos last change.
1451 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1453 * doc/invoke.texi (Optimize Options): The default for
1454 -finline-limit is 600.
1456 2001-08-17 Richard Henderson <rth@redhat.com>
1458 * varasm.c (text_section): Allow TEXT_SECTION to override the
1459 printing of TEXT_SECTION_ASM_OP.
1460 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
1461 (DATA_SECTION, BSS_SECTION): Remove.
1462 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
1463 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
1464 Rename from s/_NAME//.
1465 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
1466 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
1467 (TEXT_SECTION): ... here. New.
1468 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
1469 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
1470 * config/mips/openbsd.h: Likewise.
1471 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
1472 (mips_asm_file_end): Likewise test.
1473 (mips_output_function_epilogue): Likewise. Switch back to data
1474 section after emitting the function.
1476 * doc/tm.texi (Sections): Document TEXT_SECTION.
1478 2001-08-17 Richard Henderson <rth@redhat.com>
1480 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
1481 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
1483 2001-08-17 Richard Henderson <rth@redhat.com>
1485 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
1486 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
1487 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
1488 Add aligned attribute.
1490 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
1492 * config/sh/sh.md: Add modes to unspecs in first insn to match
1493 those in the second.
1495 * Makefile.in: Fix collect2 copy for Cygwin.
1497 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1499 Install the proper patch.
1500 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1501 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1502 (expand_function_start): Likewise.
1503 * stmt.c (expand_decl): Likewise.
1504 * varasm.c (make_decl_rtx): Likewise.
1506 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1508 * final.c: Undo my previous accidental checkin.
1509 * output.h: Likewise.
1510 * tm.texi: Likewise.
1512 2001-08-16 Richard Henderson <rth@redhat.com>
1514 * varasm.c (named_section_flags): Remove align parameter.
1515 * varasm.c, dwarf2out.c: Update all callers.
1516 * output.h: Update prototypes.
1518 * target.h (target.asm_out.named_section): Remove align parameter.
1519 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
1520 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
1521 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
1522 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
1523 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
1525 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
1526 (get_named_section_flags, set_named_section_flags): New.
1527 (named_section_flags): Use them.
1528 (named_section): Do decl vs section flags check here...
1529 (default_section_type_flags): ... not here.
1530 (init_varasm_once): Create in_named_htab.
1531 (resolve_unique_section): Mark reloc unused.
1533 2001-08-16 Richard Henderson <rth@redhat.com>
1535 * varasm.c (force_const_mem): Keep pool alignment in bits.
1536 (output_constant_pool): Use assemble_align.
1538 2001-08-16 Zack Weinberg <zackw@panix.com>
1540 * doc/tm.texi: Remove extra @table command.
1542 2001-08-16 Zack Weinberg <zackw@panix.com>
1544 * final.c (shorten_branches): Clear the end of the label_align
1545 array only if we made it larger. Break up messy expressions
1548 * diagnostic.c (internal_error): Check for error recursion
1549 before doing ICE suppression.
1551 * timevar.c: Timing variables now count in milliseconds.
1552 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
1553 (get_time): Not here.
1554 (timevar_print): Don't print any timer whose user, cpu, and
1555 wall times are all zero as displayed.
1556 * timevar.h: Update comment aboout units. Make timevar
1559 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1561 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1562 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1563 (expand_function_start): Likewise.
1564 * stmt.c (expand_decl): Likewise.
1565 * varasm.c (make_decl_rtx): Likewise.
1567 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
1569 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
1570 (finalize_record_size): Don't set TYPE_USER_ALIGN.
1572 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1574 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
1577 2001-08-16 Andreas Jaeger <aj@suse.de>
1579 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
1582 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
1584 * rtl.h (only_sets_cc0_p): New prototype.
1585 * jump.c (sets_cc0_p): Handle INSN.
1586 (only_sets_cc0_p): New function.
1587 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
1588 (tidy_fallthru_edge): Likewise.
1589 * integrate.c (copy_insn_list): Likewise.
1590 * unroll.c (unroll_loop): Likewise.
1591 (copy_loop_body): Likewise.
1593 2001-08-15 Jason Eckhardt <jle@redhat.com>
1595 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
1597 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1599 * predict.c (struct block_info_def): Remove nvisited.
1600 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1601 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1603 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
1604 (ix86_adjust_cost): Teach scheduler that latency to load operand can
1607 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1609 * predict.def: Update hitrates.
1611 2001-08-15 Richard Henderson <rth@redhat.com>
1613 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
1615 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
1617 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
1618 note from its associated jump.
1620 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1622 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
1623 also on 64-bit s390x targets.
1625 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
1627 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
1629 (arm_expand_prologue): Handled nested functions which take a
1630 variable argument list.
1631 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
1632 macro with an invocation of
1633 arm_compute_initial_elimination_offset.
1634 * config/arm/arm-protos.h: Prototype
1635 arm_compute_initial_elimination_offset.
1637 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1639 * doc/install.texi (Specific, avr): Fix markup.
1640 (Specific, c4x): Ditto.
1642 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1644 * predict.c (dump_prediction): Change `bool' parameter to `int'.
1646 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
1648 * Makefile.in (OBJS): Add rtl-error.o
1649 (rtl-error.o): New rule.
1650 (diagnostic.o): Adjust dependency.
1651 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
1652 error_for_asm, _fatal_insn, _fatal_insn_not_found,
1653 warning_for_asm): Move to...
1654 rtl-error.c: ...here. New file.
1656 2001-08-14 Richard Henderson <rth@redhat.com>
1658 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
1659 if USING_SJLJ_EXCEPTIONS.
1661 2001-08-14 Steve Ellcey <sje@cup.hp.com>
1663 * tlink.c (scan_linker_output): Check string for unsatisfied in
1664 addition to undefined and unresolved.
1666 2001-08-14 Graham Stott <grahams@redhat.com>
1668 * libgcc2.c (*): Replace EH_FRAME_SECTION with
1669 EH_FRAME_SECTION_NAME.
1671 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1673 * genattrtab.c (simplify_test_exp_in_temp): New function.
1674 (simplify_test_exp): Avoid explicit use of temporary obstack.
1675 (simplify_cond, insert_right_side, evaluate_eq_attr,
1676 simplify_and_tree, simplify_or_tree, eliminate_known_true):
1677 Use simplify_test_exp_in_temp.
1678 (optimize_attrs): Iterate until expression stabilizes.
1680 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
1682 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
1683 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
1685 2001-08-13 Richard Henderson <rth@redhat.com>
1687 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
1688 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
1689 * config/arm/conix-elf.h: Likewise.
1691 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1693 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
1695 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1697 * gcse.c (hash_scan_set): Expressions that are set as part of
1698 jump instructions are not available.
1700 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1702 * config/s390/s390.c (print_operand, s390_function_prologue,
1703 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
1705 2001-08-13 Richard Henderson <rth@redhat.com>
1707 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
1708 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
1709 * doc/tm.texi (Exception Region Output): Document it.
1711 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1713 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
1714 DWARF2 instead of stabs by default.
1716 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1718 * config/rs6000/rs6000.c: Include optabs.h.
1720 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1722 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
1723 save/restore routines.
1724 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
1726 2001-08-13 Andreas Jaeger <aj@suse.de>
1728 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
1729 the english is correct.
1731 2001-08-13 Zack Weinberg <zackw@panix.com>
1733 * expr.h: Split out optab- and libfunc-related code to...
1734 * optabs.h, libfuncs.h: ... these new headers.
1736 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
1738 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
1740 * mkconfig.sh: Don't include insn-codes.h from config.h.
1742 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
1743 enum insn_code is available. Move reload_in_optab and
1744 reload_out_optab array declarations to optabs.h.
1745 * regmove.c (gen_add3_insn): Move to optabs.c, export from
1746 there, prototype in expr.h.
1747 * gencodes.c: Cleanup: zap global variables, don't use
1748 printf where puts will do, don't bother defining MAX_INSN_CODE
1749 which nothing uses, let CODE_FOR_nothing get its value implicitly.
1751 * genemit.c, genopinit.c: Include optabs.h in generated file.
1752 * genoutput.c: Include insn-codes.h in generated file.
1753 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
1754 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
1755 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
1756 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
1757 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
1758 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
1760 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
1761 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
1762 config/m88k/m88k.c, config/sparc/sparc.c:
1764 * reload.c: Include expr.h and optabs.h before reload.h.
1765 * config/alpha/alpha.c: Include tree.h before reload.h.
1766 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
1767 and reload.h in that order.
1768 * config/sparc/sparc.c: Include debug.h.
1769 * recog.c: Include insn-codes.h.
1771 2001-08-13 Andreas Jaeger <aj@suse.de>
1773 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
1776 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1778 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
1779 * gcc.c (init_spec): Fix typo in comment.
1780 * varasm.c (data_section): Fix typo in comment.
1782 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1784 * predict.c (dump_prediction): New argument "USED".
1785 (combine_predictions_for_insn): Determine the used heuristics,
1786 output the case no heuristic applied.
1787 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
1789 2001-08-13 Andreas Jaeger <aj@suse.de>
1791 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
1794 2001-08-13 Kazu Hirata <kazu@hxi.com>
1796 * jump.c: Fix formatting.
1798 2001-08-13 Kazu Hirata <kazu@hxi.com>
1800 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
1803 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
1805 * loop.c (check_dbra_loop): Use condjump_label to compute
1808 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
1809 to better document the files they're in.
1811 2001-08-12 Zack Weinberg <zackw@panix.com>
1813 * recog.h (struct insn_operand_data): Shrink 'mode' field
1816 2001-08-12 Kazu Hirata <kazu@hxi.com>
1818 * gcc.c: Fix comment formatting.
1819 * gccspec.c: Likewise.
1822 * genemit.c: Likewise.
1823 * gengenrtl.c: Likewise.
1824 * genrecog.c: Likewise.
1825 * gensupport.c: Likewise.
1826 * ggc-page.c: Likewise.
1827 * global.c: Likewise.
1828 * graph.c: Likewise.
1829 * ifcvt.c: Likewise.
1830 * integrate.c: Likewise.
1832 * libgcc2.c: Likewise.
1834 * mbchar.c: Likewise.
1835 * optabs.c: Likewise.
1836 * predict.c: Likewise.
1837 * prefix.c: Likewise.
1838 * profile.c: Likewise.
1839 * protoize.c: Likewise.
1841 * recog.c: Likewise.
1842 * regclass.c: Likewise.
1843 * regmove.c: Likewise.
1844 * reg-stack.c: Likewise.
1845 * reload1.c: Likewise.
1846 * resource.c: Likewise.
1847 * rtlanal.c: Likewise.
1850 2001-08-12 Kazu Hirata <kazu@hxi.com>
1852 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
1853 a tree representing a constant is passed to the macro.
1855 2001-08-12 Richard Henderson <rth@redhat.com>
1857 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
1858 (rs6000_elf_asm_out_destructor): New.
1859 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
1860 (DTORS_SECTION_ASM_OP): Remove.
1861 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1862 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
1864 2001-08-12 David Edelsohn <edelsohn@gnu.org>
1867 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1868 * gcc.c (set_collect_gcc_options): New function, split out from
1870 Ignore elided switches.
1871 (do_spec_1): Invoke before executing command.
1872 (set_input): Export.
1873 Move declaration ...
1874 * gcc.h (set_input): ... here.
1875 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1878 2001-08-12 Richard Henderson <rth@redhat.com>
1880 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
1881 thinko wrt TARGET_RELOCATABLE.
1883 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
1885 * fix-header.c (cb_file_change): Update prototype.
1887 2001-08-11 Zack Weinberg <zackw@panix.com>
1889 * toplev.c (set_float_handler): Make static.
1890 * toplev.h: Don't prototype set_float_handler.
1892 * simplify-rtx.c: Don't include setjmp.h.
1893 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
1895 (simplify_unary_operation, simplify_binary_operation): Use them,
1896 via do_float_handler.
1898 * fold-const.c: Don't include setjmp.h.
1899 (exact_real_inverse_1): New function.
1900 (exact_real_inverse): Use it, via do_float_handler.
1902 * varasm.c: Don't include setjmp.h.
1903 (assemble_real_1): New function.
1904 (assemble_real): Use it, via do_float_handler.
1905 Call internal_error if we get a trap here.
1907 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
1908 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
1910 2001-08-11 Zack Weinberg <zackw@panix.com>
1912 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
1913 STACK_BOUNDARY if not already defined.
1915 * calls.c, function.c, reload1.c, explow.c: Don't default
1916 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
1917 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
1919 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
1922 * doc/tm.texi: Document that STACK_BOUNDARY is required;
1923 clarify difference between it and PREFERRED_STACK_BOUNDARY.
1925 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1927 * cppmacro.c (enter_macro_context): Push macro expansions even
1930 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1932 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
1933 (rs6000_elf_section_type_flags): Actually return a value.
1935 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1937 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
1938 Clean up code: add missing comments and prototypes, fix warnings,
1939 remove obsolete code, fix spacing to conform to coding style.
1941 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1943 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
1944 and TARGET_ASM_CLOSE_PAREN.
1945 (regclass_map): CC register belongs to class NO_REGS.
1946 (legitimize_pic_address): Don't generate unnecessary moves
1947 (to avoid confusing loop optimization).
1948 (check_and_change_labels): Replace jump_long by indirect_jump.
1949 (s390_final_chunkify): Don't start a new literal pool on section
1950 switch in 64-bit code.
1951 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
1953 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
1954 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
1955 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
1957 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
1958 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
1959 (CONST_COSTS): Fixed incorrect costs.
1961 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
1962 Use emit_jump instead of emit_jump_insn (gen_jump).
1963 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
1964 (to avoid confusing flow analysis).
1965 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
1966 (casesi, casesi_jump): New.
1967 (jump_long): Removed. Functionality merged into indirect_jump.
1968 (indirect_jump): Accept address_operand, not just register_operand.
1969 (cjump_long, icjump_long): Use same logic as indirect_jump.
1970 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
1971 Fixed broken setjmp/longjmp handling.
1972 (do_builtin_setjmp_setup): Removed.
1974 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
1975 broken GNU as versions that don't accept .quad with large
1976 negative values. Use hexadecimal output instead.
1977 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
1978 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
1979 FUNCTION_EPILOGUE): Removed. Now in targetm.
1981 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
1983 * config/s390/fixdfdi.h: Add missing copyright statement.
1984 Fix type conflicts on 64-bit. Add missing SFmode routines.
1986 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
1989 2001-08-11 Richard Henderson <rth@redhat.com>
1991 * rtl.h (REG_EH_RETHROW): Remove.
1992 * rtl.c (reg_note_name): Update.
1993 * combine.c (distribute_notes): Don't check for it.
1995 2001-08-11 Richard Henderson <rth@redhat.com>
1997 * combine.c (distribute_notes): Place REG_SETJMP.
1999 2001-08-11 Richard Henderson <rth@redhat.com>
2001 * doc/extend.texi (Arrays and pointers implementation): Discourage
2002 relying on sign-extension of pointers.
2004 2001-08-11 H.J. Lu <hjl@gnu.org>
2006 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
2008 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
2009 RDATA_SECTION_ASM_OP.
2011 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2013 * doc/install.texi (Specific, c4x): Fix cross-reference to the
2014 main manual to work both for info and HTML versions.
2016 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
2017 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2019 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
2020 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
2021 (struct cpp_pool): New member first.
2022 * cppinit.c (append_include_chain): Plug memory leaks.
2023 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
2024 Allocate pragma structures from the (aligned) macro pool to
2025 avoid leaking memory.
2026 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
2027 so we don't leak memory.
2028 * hashtable.c (ht_destroy): New.
2029 * hashtable.h (ht_destroy): New.
2031 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
2032 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2034 * c-lex.c (map): Make const.
2035 (cb_file_change): Update for callback passing a line map.
2036 Don't assume we have a previous map. Remove sanity check
2037 about popping too many files.
2038 * cpperror.c (print_location): Make map const.
2039 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
2040 (cpp_make_system_header): Similarly.
2041 (search_from): Similarly.
2042 (_cpp_execute_include): Don't remember where we came from.
2043 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
2044 (struct cpp_reader): Make map const.
2045 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
2046 * cpplib.c (do_line): Update; line maps now hold sysp.
2047 (cpp_push_buffer): Similarly.
2048 (_cpp_do_file_change): Similarly; callback with map instead.
2049 (cpp_get_line_maps): Constify return value.
2050 (_cpp_pop_buffer): Update.
2051 * cpplib.h (struct cpp_file_change): Remove.
2052 (struct cpp_callbacks): Update.
2053 (cpp_get_line_maps): Constify return value.
2054 * cppmacro.c (_cpp_create_definition): Update.
2055 * cppmain.c (struct printer): Constify map.
2056 (maybe_print_line): Similarly.
2057 (print_line): Similarly. Deduce flags 1 and 2 here.
2058 (cb_file_change): Update.
2059 * line-map.c (free_line_maps): Warn regardless.
2060 (add_line_map): Return pointer to const. When passed NULL to_file
2061 with LC_LEAVE, use the obvious values for the return point so the
2062 caller doesn't have to figure them out.
2063 (lookup_line): Return pointer to const.
2064 (print_containing_files): Take pointer to const.
2065 * line-map.h (struct line_map): New members reason, sysp.
2066 (add_line_map): Return pointer to const.
2067 (lookup_line): Similarly.
2068 (print_containing_files): Take pointer to const.
2070 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
2071 Richard Henderson <rth@redhat.com>
2073 * regmove.c (regmove_optimize): Avoid setting a register twice in
2076 2001-08-10 Richard Henderson <rth@redhat.com>
2078 * doc/extend.texi (Arrays and pointers implementation): Document
2079 behavior of pointer/integer conversion.
2081 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
2083 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
2085 2001-08-10 Richard Henderson <rth@redhat.com>
2087 * doc/extend.texi (C Implementation): New chapter.
2088 * doc/gcc.texi (Top): Link it in.
2090 2001-08-10 Andrew Cagney <ac131313@redhat.com>
2092 * doc/install.texi (Specific): Fix CVS merge botch.
2094 2001-08-10 Richard Henderson <rth@redhat.com>
2096 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
2097 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
2099 2001-08-10 Zack Weinberg <zackw@stanford.edu>
2101 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
2102 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
2103 this macro is now required.
2105 * cselib.c (cselib_process_insn), flow.c (propagate_block),
2106 loop.c (find_and_verify_loops), reload.c (reload): Check
2107 for rtx code of CALL_INSN, not CALL, when deciding if we
2108 need to check for REG_SETJMP note.
2110 * gcse.c (compute_hash_table, compute_store_table): Update
2111 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
2114 * config/avr/avr.c: Fix typo.
2115 * config/convex/convex.c (expand_movstr): Use adjust_address.
2116 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
2118 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
2119 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
2121 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
2122 Do define STACK_BOUNDARY.
2123 * config/i370/i370.c: Include expr.h.
2124 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
2125 config/pa/som.h, config/v850/v850.h: Take in_ctors and
2126 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
2127 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
2128 * config/m88k/m88k.c: Include c-tree.h after expr.h.
2129 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
2130 * config/romp/romp.c: Include expr.h after tree.h.
2132 (output_fpop): Use xmalloc, not oballoc.
2133 * config/we32k/we32k.c: Include expr.h.
2135 2001-08-10 Kazu Hirata <kazu@hxi.com>
2137 * config/h8300/h8300.h: Fix formatting.
2139 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2141 * c-common.h (RETURN_NULLIFIED_P): Lose.
2142 * c-semantics.c (genrtl_return_stmt): Don't check it.
2144 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2146 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
2147 (mips_annotate_frame_insn): New function.
2148 (mips_emit_frame_related_store): New function.
2149 (save_restore_insns): Don't mark instructions that set up the base
2150 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
2151 the store instructions instead.
2152 (mips_expand_prologue): If the stack size is moved into a temporary
2153 register, do not mark that move as frame-related. Add a
2154 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
2156 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2158 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
2159 stack slot as unchanging if current_function_calls_eh_return.
2161 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2163 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
2164 access the second half of the TFmode scratch operand.
2166 2001-08-10 Anthony Green <green@redhat.com>
2168 * java/class.c (emit_register_classes): Conditionalize code on
2171 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2173 * doc/install.texi (Specific, avr): Fix cross-reference to the
2174 main manual to work both for info and HTML versions.
2176 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
2178 * stmt.c (expand_null_return_1): Remove code to generate simple returns
2179 and "use_goto" argument.
2180 (expand_null_return, expand_value_return): Update all callers.
2181 * function.c (expand_function_end): Remove code to generate simple
2183 * config/vax/vax.md (epilogue): New expander for function return.
2184 * doc/md.texi (epilogue): Remove "if defined".
2186 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2188 * Makefile.in: Partially revert my previous change:
2189 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
2190 of the hashtab.o and safe-ctype.o rules.
2192 2001-08-09 Richard Henderson <rth@redhat.com>
2194 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
2195 (USE_COLLECT2): Remove duplicate definition.
2196 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
2197 (use_collect2): Remove dead code.
2198 * configure.in (use_collect2): Remove will_use_collect2 and
2199 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
2200 * configure: Rebuild.
2202 * target.h (targetm.asm_out.constructor): New.
2203 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
2204 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
2205 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
2206 * varasm.c (in_ctors, in_dtors): New.
2207 (assemble_constructor, assemble_destructor): Remove.
2208 (default_stabs_asm_out_destructor): New.
2209 (default_named_section_asm_out_destructor): New.
2210 (dtors_section, default_dtor_section_asm_out_destructor): New.
2211 (default_stabs_asm_out_constructor): New.
2212 (default_named_section_asm_out_constructor): New.
2213 (ctors_section, default_ctor_section_asm_out_constructor): New.
2214 * output.h: Update declarations.
2215 * c-decl.c (c_expand_body): Use target hooks instead of
2216 assemble_constructor and assemble_destructor.
2217 * profile.c (output_func_start_profiler): Likewise.
2218 * objc/objc-act.c (finish_objc): Likewise.
2219 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
2220 for the constructor.
2221 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
2223 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
2224 (DTORS_SECTION_ASM_OP): Likewise.
2225 (__CTOR_LIST__): Use attribute section when possible.
2226 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
2228 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
2229 ASM_OUTPUT_CONSTRUCTOR.
2231 * config/darwin.c (machopic_asm_out_constructor): New.
2232 (machopic_asm_out_destructor): New.
2233 * config/darwin-protos.h: Update declarations.
2234 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2235 (ASM_OUTPUT_DESTRUCTOR): Remove.
2236 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2237 * config/nextstep.c (nextstep_asm_out_constructor): New.
2238 (nextstep_asm_out_destructor): New.
2239 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2240 (ASM_OUTPUT_DESTRUCTOR): Remove.
2241 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2242 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
2243 ASM_OUTPUT_*STRUCTOR.
2244 * config/i386/aix386ng.h: Likewise.
2246 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
2247 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
2248 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2249 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2250 * config/lynx.h: Likewise.
2251 * config/netware.h: Likewise.
2252 * config/psos.h: Likewise.
2253 * config/alpha/alpha-interix.h: Likewise.
2254 * config/alpha/elf.h: Likewise.
2255 * config/arc/arc.h: Likewise.
2256 * config/arm/aof.h: Likewise.
2257 * config/arm/coff.h: Likewise.
2258 * config/arm/elf.h: Likewise.
2259 * config/c4x/c4x.h: Likewise.
2260 * config/h8300/h8300.h: Likewise.
2261 * config/i386/cygwin.h: Likewise.
2262 * config/i386/djgpp.h: Likewise.
2263 * config/i386/i386-coff.h: Likewise.
2264 * config/i386/i386-interix.h: Likewise.
2265 * config/i386/sco5.h: Likewise.
2266 * config/i386/vsta.h: Likewise.
2267 * config/i386/win32.h: Likewise.
2268 * config/i960/i960-coff.h: Likewise.
2269 * config/ia64/sysv4.h: Likewise.
2270 * config/m68hc11/m68hc11.h: Likewise.
2271 * config/m68k/coff.h: Likewise.
2272 * config/m68k/mot3300.h: Likewise.
2273 * config/m88k/m88k.h: Likewise.
2274 * config/mcore/mcore-pe.h: Likewise.
2275 * config/mcore/mcore.h: Likewise.
2276 * config/mips/elf.h: Likewise.
2277 * config/mips/elf64.h: Likewise.
2278 * config/mips/iris6.h: Likewise.
2279 * config/pa/pa64-hpux.h: Likewise.
2280 * config/rs6000/sysv4.h: Likewise.
2281 * config/sh/sh.h: Likewise.
2282 * config/sparc/litecoff.h: Likewise.
2284 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
2285 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2286 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2287 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2288 (ASM_OUTPUT_DESTRUCTOR): Remove.
2289 * config/a29k/a29k.c: Move include of tree.h.
2290 * config/a29k/udi.h: Delete file.
2291 * config/alpha/alpha.c (vms_asm_out_constructor): New.
2292 (vms_asm_out_destructor): New.
2293 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
2294 (EXTRA_SECTION_FUNCTIONS): Likewise.
2295 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2296 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2297 * config/c4x/c4x.c: Move include of tree.h.
2298 * config/clipper/clipper.c (clix_asm_out_constructor): New.
2299 (clix_asm_out_destructor): New.
2300 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2301 (ASM_OUTPUT_DESTRUCTOR): Remove.
2302 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2303 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2304 (TARGET_ASM_CONSTRUCTOR): New.
2305 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
2306 (sco_asm_out_constructor): New.
2307 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
2308 * config/i386/svr3gas.h: Remove stack grows up code.
2309 Remove code duplicated from i386/sysv3.h.
2310 (TARGET_ASM_CONSTRUCTOR): New.
2311 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2312 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
2313 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2314 (TARGET_ASM_CONSTRUCTOR): New.
2315 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
2316 (m68hc11_asm_out_destructor): New.
2317 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
2318 (TARGET_ASM_DESTRUCTOR): New.
2319 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
2320 * config/m68k/dpx2.h: Properly undef all the bits inherited from
2321 config/svr3.h pertaining to section manipulation.
2322 * config/m68k/dpx2g.h: Remove #if 0 code.
2323 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
2324 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
2325 (ASM_OUTPUT_CONSTRUCTOR): Remove.
2326 (TARGET_ASM_CONSTRUCTOR): New.
2327 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
2328 (m88k_svr3_asm_out_constructor): New.
2329 (m88k_svr3_asm_out_destructor): New.
2330 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2331 (ASM_OUTPUT_DESTRUCTOR): Remove.
2332 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2333 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
2334 * config/rs6000/aix.h: Likewise.
2335 * config/mips/rtems64.h: Don't undef removed constructor related bits.
2336 * config/mips/vxworks.h: Likewise.
2337 * config/rs6000/lynx.h: Likewise.
2338 * config/sh/elf.h: Likewise.
2339 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
2340 (DTORS_SECTION_ASM_OP): New.
2341 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2342 (ASM_OUTPUT_DESTRUCTOR): Remove.
2343 * config/sparc/sol2-sld-64.h: Likewise.
2344 * config/vax/vax.c (vms_asm_out_constructor): New.
2345 (vms_asm_out_destructor): New.
2346 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2347 (ASM_OUTPUT_DESTRUCTOR): Remove.
2348 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2350 * doc/tm.texi (@node Initialization): Update.
2352 2001-08-09 Richard Henderson <rth@redhat.com>
2354 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
2355 (__do_global_dtors_aux): Use gp-relative static data to avoid
2356 one dynamic relocation.
2357 (__do_frame_setup): Register Java classes.
2358 * config/alpha/crtend.asm (__JCR_END__): New.
2360 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2362 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
2363 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
2364 (GEN, STAGESTUFF): Add new files.
2365 (insn-constants.h, s-constants, tm-preds.h, s-preds,
2366 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
2367 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
2368 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
2369 as well as insn-codes.h and insn-flags.h in config.h; and no
2370 extra headers in tconfig.h and hconfig.h.
2372 * gencodes.c: Eliminate code to generate predicate declarations
2373 or #defines for md-file constants.
2374 * genconstants.c, genpreds.c: New files.
2376 * i386.md: Re-order guard expressions such that TARGET_64BIT
2377 comes first, when this permits better optimization. Add
2378 TARGET_64BIT to more x86-64 patterns. Add comment explaining
2379 why this is desirable.
2381 2001-08-09 Jakub Jelinek <jakub@redhat.com>
2383 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
2384 (find_fde_for_dso): Remove.
2385 (_Unwind_IteratePhdrCallback): New.
2386 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
2387 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
2389 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2391 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
2392 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
2394 2001-08-09 Graham Stott <grahams@redhat.com>
2396 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
2397 (vis_no_unit): Use it.
2398 (visualize_no_unit): Add the insn only if room exists.
2400 2001-08-09 Graham Stott <grahams@redhat.com>
2402 * predict.c (estimate_probability): Replace magic numbers with
2403 appropriate enumeration.
2405 2001-08-09 Graham Stott <grahams@redhat.com>
2407 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
2409 (EXTRACT_FLAGS): Likewise.
2411 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
2413 * config/mips/mips.c (mips_legitimate_address_p): Check for
2414 CONST_INT in last patch.
2416 2001-08-08 Anthony Green <green@redhat.com>
2418 * java/class.c (emit_register_classes): Use assemble_jcr if
2419 possible. Keep the original mechanism as a fallback.
2420 * defaults.h (JCR_SECTION_NAME): Define if we have named section
2421 and weak symbol support.
2422 * crtstuff.c (__JCR_LIST__): Define.
2423 (__JCR_END__): Define.
2424 (_Jv_RegiserClasses): Define weak symbol if possible.
2425 (__do_global_ctors_aux): Register classes for ELF targets with
2426 weak symbol support.
2428 2001-08-08 Kazu Hirata <kazu@hxi.com>
2430 * dbxout.c: Fix comment formatting.
2431 * dependence.c: Likewise.
2433 * diagnostic.c: Likewise.
2434 * dominance.c: Likewise.
2435 * doprint.c: Likewise.
2436 * dwarf2out.c: Likewise.
2437 * dwarfout.c: Likewise.
2438 * emit-rtl.c: Likewise.
2439 * except.c: Likewise.
2440 * explow.c: Likewise.
2441 * expmed.c: Likewise.
2444 * fold-const.c: Likewise.
2445 * function.c: Likewise.
2447 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2449 * global.c (retry_global_alloc): Avoid shadowing allocno.
2451 2001-08-08 Mark Mitchell <mark@codesourcery.com>
2453 * except.c (remove_fixup_regions): Fix typo.
2455 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
2457 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
2458 unsigned HOST_WIDE_INT to avoid warning.
2459 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
2460 * flow.c (set_block_for_new_insns): Likewise.
2462 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
2464 * sibcall.c (return_value_pseudo): New static variable.
2465 (skip_copy_to_return_value): Handle return_value_pseudo.
2466 (call_ends_block_p): Ensure that return_value_pseudo is set.
2467 (optimize_sibling_and_tail_recursive_call): Discover the
2468 load of pseudo return value in alternate exit block.
2470 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2472 * calls.c (ECF_ALWAYS_RETURN): New constant.
2473 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
2474 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
2475 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
2476 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
2477 * rtl.c (reg_note_name): New name.
2478 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
2480 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
2482 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
2484 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2486 * alias.c (get_alias_set): Return a previously calculated
2487 alias set for a VAR_DECL.
2488 * function.c (gen_mem_addressof): Calculate the alias set before
2491 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
2493 * predict.def: Set hitrates according our experimental run.
2495 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2497 * i386.h (HARD_REGNO_RENAME_OK): New macro.
2499 2001-08-08 H.J. Lu <hjl@gnu.org>
2501 * config/mips/mips.c (mips_unique_section): New. Copied from
2504 * config/mips/mips-protos.h (mips_unique_section): New
2507 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
2509 * config/mips/little.h: New. Generic little endian mips
2510 targets. Only mips*-*-linux* is converted to use it so far.
2512 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
2513 (WCHAR_TYPE): Defined
2514 (WCHAR_TYPE_SIZE): Likewise.
2515 (INIT_SUBTARGET_OPTABS): Likewise.
2516 (BSS_SECTION_ASM_OP): Likewise.
2517 (SBSS_SECTION_ASM_OP): Likewise.
2518 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2519 (ASM_DECLARE_OBJECT_NAME): Likewise.
2520 (UNIQUE_SECTION): Likewise.
2521 (EXTRA_SECTIONS): Likewise.
2522 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2523 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2524 (ASM_OUTPUT_DEF): Likewise.
2525 (HANDLE_SYSV_PRAGMA): Removed.
2526 (NO_IMPLICIT_EXTERN_C): Likewise.
2527 (TARGET_MEM_FUNCTIONS): Likewise.
2528 (STARTFILE_SPEC): Likewise.
2529 (ENDFILE_SPEC): Likewise.
2530 (LIB_SPEC): Likewise.
2531 (INVOKE__main): Likewise.
2532 (CTOR_LIST_BEGIN): Likewise.
2533 (CTOR_LIST_END): Likewise.
2534 (DTOR_LIST_BEGIN): Likewise.
2535 (DTOR_LIST_END): Likewise.
2536 (SET_ASM_OP): Likewise.
2537 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2538 (ASM_OUTPUT_DEF): Likewise.
2539 (ASM_OUTPUT_IDENT): Likewise.
2541 * config/mips/mips.h (ASM_SPEC): Undefine before define.
2542 (CPLUSPLUS_CPP_SPEC): Likewise.
2543 (ASM_APP_ON) Redefine only if not defined.
2544 (ASM_APP_OFF): Likewise.
2545 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2546 (ASM_OUTPUT_IDENT): Likewise.
2548 * config.gcc: Update tm_file for Linux/mips.
2550 2001-08-08 Bernd Schmidt <bernds@redhat.com>
2552 * cselib.c (cselib_record_sets): If insn is predicated, turn
2553 sources into IF_THEN_ELSEs.
2555 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
2556 Turn into define_insn_and_split.
2558 * sched-deps.c: Include "cselib.h".
2559 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
2560 Use cselib to turn memory addresses into VALUEs.
2561 (sched_analyze): Call cselib_init/cselib_finish if necessary.
2562 * sched-int.h (struct sched_info): New member USE_CSELIB.
2563 * sched-ebb.c (ebb_sched_info): Initialize it.
2564 * sched-rgn.c (rgn_sched_info): Likewise.
2565 * Makefile.in (sched-deps.o): Update dependencies.
2567 * cselib.h (cselib_subst_to_values): Declare.
2568 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
2569 that have no value and autoincs to be handled by generating a new
2572 2001-08-08 Graham Stott <grahams@redhat.com>
2574 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
2575 within fixed length SEQUENCE.
2577 2001-08-08 Graham Stott <grahams@redhat.com>
2579 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
2580 (diagnostic_prefixing_rule): Likewise.
2581 (diagnostic_line_cutoff): Likewise.
2582 (diagnostic_kind_count): Likewise.
2584 2001-08-08 Graham Stott <grahams@redhat.com>
2586 * alias.c (find_base_decl): Delete redundent assignment.
2588 2001-08-08 Graham Stott <grahams@redhat.com>
2590 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
2591 (abs): Uppercase and paranthesize macro parameter.
2592 (MEM_DEPENDENCY): Add whitespace.
2594 2001-08-08 Graham Stott <grahams@redhat.com>
2596 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
2597 failure check for CONST_INT
2599 2001-08-08 Graham Stott <grahams@redhat.com>
2601 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
2602 (libcall_dead_p): Likewise.
2604 (mark_used_regs): Constify fmt.
2605 (find_use_as_address): Likewise.
2607 2001-08-08 Graham Stott <grahams@redhat.com>
2609 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
2612 2001-08-08 Graham Stott <grahams@redhat.com>
2614 * combine.c (combine_simplify_rtx): Update comment and
2615 remove erroneous test.
2617 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2619 * cppinit.c (cpp_finish): Pop the final buffer without comment.
2620 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
2621 take care to avoid multiple no-newline at EOF warnings in that
2624 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
2626 * calls.c (expand_call): Do not emit INSN_SETJMP note.
2627 (emit_library_call_value_1): Likewise.
2628 (emit_call_1): Emit REG_SETJMP note.
2629 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
2631 * cselib.c (cselib_process_insn): Likewise.
2632 * flow.c (propagate_block): Likewise.
2633 * loop.c (find_and_verify_loops): Likewise.
2634 * reload.c (find_equiv_regs): Likewise.
2635 * reload1.c (reload): Likewise.
2636 * resource.c (mark_referenced_resources,
2637 mark_set_resources): Likewise.
2638 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
2639 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
2640 * haifa-sched.c (unlink_other_notes): Likewise.
2641 (reemit_notes): Likewise.
2642 * sched-ebb.c (sched_ebb): Likewise.
2643 * sched-rgc.c (sched_region): Likewise.
2644 * rtl.c (note_insn_name): Likewise.
2645 (reg_note_name): Add REG_SETJMP
2646 * rtl.h (reg_note): Add REG_SETJMP.
2647 (insn_note): Remove NOTE_INSN_SETJMP.
2649 * profile.c (branch_prob): Add fake edges for setjmp.
2651 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
2653 * config.gcc: Quote target_cpu_default2 correctly for
2654 powerpc*-*-* targets.
2656 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2658 * cpplib.h, line-map.h: Update comments.
2659 * cppmain.c (printer_init): Move inline.
2660 (maybe_print_line, print_line): Take a map pointer.
2661 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
2662 (cb_file_change): Don't use prior value of print.map.
2664 2001-08-07 David Edelsohn <edelsohn@gnu.org>
2666 * doc/install.texi: Document fine-grained multilib configuration.
2668 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2670 * rtlanal.c (find_first_parameter_load): Call note_stores
2671 only on the instructions.
2673 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2675 * alias.c (nonlocal_mentioned_p):
2676 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
2677 * calls.c (emit_call_1): Likewise.
2678 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
2679 * cselib.c (cselib_process_insn): Likewise.
2680 * df.c (df_insns_modify): Likewise.
2681 * flow.c (need_fake_edge_p): Likewise.
2682 (propagate_one_insn): Likewise.
2683 * haifa-sched.c (reemit_notes): Likewise.
2684 * integrate.c (copy_insn_list): Likewise.
2685 * jump.c (delete_prior_computation): Likewise.
2686 * local-alloc.c (validate_equiv_mem): Likewise.
2687 * loop.c (scan_loop): Likewise.
2688 * predict.c (estimate_probability): Likewise.
2689 * reload.c (reload): Likewise.
2690 * sched-deps (sched_analyze): Likewise.
2691 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
2692 * gcse.c (compute_hash_table): Likewise.
2693 (mark_call): Likewise.
2694 (store_killed_in_insn): Likewise.
2696 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
2698 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
2700 2001-08-06 Richard Henderson <rth@redhat.com>
2702 * varasm.c (assemble_gc_entry): Remove.
2703 * output.h: Likewise.
2705 2001-08-06 Richard Henderson <rth@redhat.com>
2707 * varasm.c (assemble_constructor): Take a symbol_ref and a
2708 priority instead of a bare string. Move priority handling
2709 here from cp/decl2.c.
2710 * output.h: Update decls.
2712 * c-decl.c (c_expand_body): Update calls to assemble_constructor
2713 and assemble_destructor.
2714 * profile.c (output_func_start_profiler): Likewise.
2715 * objc/objc-act.c (finish_objc): Likewise.
2716 (build_module_descriptor): Return the symbol not the symbol name.
2718 2001-08-06 David Edelsohn <edelsohn@gnu.org>
2720 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
2721 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
2722 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
2723 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
2724 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
2725 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
2727 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2729 * cpperror.c (print_containing_files): Moved to line-map.c.
2730 (print_location): line-map.c handles re-listing or otherwise.
2731 * cpphash.h (struct lexer_state): Remove next_bol.
2732 (struct cpp_buffer): Remove include_stack_listed.
2733 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
2734 Remove faked buffer handling.
2735 (_cpp_do_file_change): Tweak.
2736 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
2737 * cppmain.c (struct printer): Remove filename.
2738 (print_line, cb_file_change): Update accordingly.
2739 * line-map.c: Include intl.h.
2740 (init_line_maps): Initialize last_listed.
2741 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
2742 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
2743 (print_containing_files): New.
2744 * line-map.h (struct line_maps): New member last_listed.
2745 (print_containing_files, INCLUDED_FROM): New.
2746 * Makefile.in: Update.
2747 * po/POTFILES.in: Add line-map.c.
2749 2001-08-06 Richard Henderson <rth@redhat.com>
2751 * except.c (convert_from_eh_region_ranges_1): Never mark
2752 USE or CLOBBER insns as throwing.
2754 * expr.c (store_constructor): Don't clobber memory targets.
2756 2001-08-06 Andreas Jaeger <aj@suse.de>
2758 * profile.c (branch_prob): Remove unused variable insn.
2760 * Makefile.in (local-alloc.o): Add dependency on except.h.
2762 * local-alloc.c: Include except.h for can_throw_internal prototype.
2764 2001-08-06 Richard Henderson <rth@redhat.com>
2766 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2767 * function.c (expand_main_function): Implement it.
2768 * doc/tm.texi: Document it.
2770 2001-08-06 Stan Shebs <shebs@apple.com>
2772 * doc/install.texi: Document powerpc-*-darwin* details.
2774 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
2776 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
2777 (ASM_CPU_SPEC): Move back to rs6000.h
2778 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
2780 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
2782 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
2785 * config/rs6000/linux64.h: Ditto.
2787 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2788 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
2791 Remove accidently readded definitions of FUNCTION_PROLOGUE,
2792 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
2794 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2797 2001-08-05 Richard Henderson <rth@redhat.com>
2799 * local-alloc.c (update_equiv_regs): Do not move insns that
2802 2001-08-05 Jan Hubicka <jh@suse.cz>
2804 * Makefile.in (reload1.o): Add dedendancy on except.h
2805 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
2807 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
2808 indicating wehther edges has been cleaned up.
2809 * reload1.c: Inlucde except.h
2810 (fixup_abnormal_edges): Accept deleted insns.
2811 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
2814 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2816 * cpplib.c (do_line): Correct line number after pop_buffer.
2818 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2820 PR preprocessor/3824
2821 * line-map.c: Update comments.
2822 * line-map.h: Update comments.
2823 * tradcif.y: Don't consider large numbers unsigned.
2825 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2827 PR preprocessor/3081
2828 * c-lex.c (map): New.
2829 (cb_file_change): Update map and use it.
2830 (cb_def_pragma, cb_define, cb_undef): Use map and line.
2831 (c_lex): Update to use map.
2832 * cpperror.c (print_location): Move to using logical line numbers.
2833 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
2834 (cpp_make_system_header): Similarly.
2835 (_cpp_execute_include): Stop line numbering hacks. Store the
2836 line we will return to.
2837 * cpphash.h (CPP_BUF_LINE): Remove.
2838 (struct cpp_buffer): Remove lineno and pseudo_newlines.
2839 Add map and return_to_line.
2840 (_cpp_do_file_change): Update.
2841 * cppinit.c (cpp_start_read): Update line kludge.
2842 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
2843 (trigraph_ok): Use logical line numbers for diagnostics.
2844 (skip_block_comment): Likewise.
2845 (skip_whitespace): Likewise.
2846 (skip_line_comment): Use pfile->line instead.
2847 (_cpp_lex_token): Update to use logical line numbering exclusively.
2848 Handle BOL locally. Accept new lines in directives, but keep
2849 pfile->line decremented. Diagnostics use logical lines. Update
2851 * cpplib.c (SEEN_EOL): New.
2852 (skip_rest_of_line, check_eol): Use it.
2853 (end_directive): Increase line number when accepting the newline
2854 at the end of a directive.
2855 (run_directive): Simplify.
2856 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
2857 (_cpp_do_file_change): Update to take buffer line number as an
2858 argument, and store the current map in the cpp_reader. Remove
2859 line number kludges.
2860 (_cpp_do__Pragma): Restore output position after a _Pragma.
2861 (cpp_push_buffer): Don't set output line or lineno.
2862 (_cpp_pop_buffer): Transfer more info from a faked buffer.
2863 Remove line kludge. Set output_line.
2864 * cppmacro.c (builtin_macro): Update handling of __LINE__.
2865 (parse_arg): Use logical lines.
2866 (save_lookahead_token): Save EOFs too now.
2867 * cppmain.c (struct printer): Fix comments.
2868 (printer_init): Simplify, let caller do errors.
2869 (scan_translation_unit, check_multiline_token, dump_macro): Update.
2870 (maybe_print_line): Simplify.
2871 (print_line): Don't print a linemarker if -P.
2872 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
2873 (cb_file_change): Simplify.
2874 * line-map.h (LAST_SOURCE_LINE): Fix.
2875 (CURRENT_LINE_MAP): New.
2877 2001-08-05 Bernd Schmidt <bernds@redhat.com>
2879 * doloop.c (doloop_modify_runtime): Properly compute number of
2880 iterations if loop was unrolled.
2882 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
2883 if their CSELIB_VAL_PTRs are.
2885 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
2886 (setup_spill_pointers): Initialize it.
2887 (spill_restore_mem): Set it.
2888 (do_spill, do_restore): Use it to add REG_INC note.
2889 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
2891 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
2892 asms if other insns are available.
2894 * config/ia64/ia64.c (condop_operator): New predicate.
2895 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
2896 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
2899 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
2900 temporary register than directly using a MEM.
2902 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2904 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
2905 parameter in last change.
2907 2001-08-04 Zack Weinberg <zackw@panix.com>
2909 * sparc.md: Don't use #if inside C test expression.
2911 2001-08-04 Richard Henderson <rth@redhat.com>
2913 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
2915 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
2917 * cpphash.h (struct cpp_reader): New member directive_line.
2918 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
2919 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
2920 do_pragma): Pass line to callbacks.
2921 (start_directive): Record line of directive.
2922 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
2923 cb_include): Similarly.
2924 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
2927 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2929 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
2932 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2934 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
2936 * reload1.c (fixup_abnormal_edges): New static function.
2939 * flow.c (need_fake_edge_p): New function.
2940 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
2941 avoid call insn to be very last insn in the insn stream.
2943 * profile.c (branch_prob): Call flow_call_edges_add instead of
2944 doing that by hand; cleanup cfg to re-merge basic blocks once
2947 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2949 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
2950 are also on line-map.h.
2951 * cppfiles.c (stack_include_file): Update.
2952 * cpphash.h (struct cpp_buffer): New member return_at_eof.
2953 (_cpp_pop_buffer): New.
2954 * cppinit.c (cpp_destroy, cpp_finish): Update.
2955 (do_includes): Mark each buffer to return at EOF.
2956 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
2957 return as requested.
2958 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
2959 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
2960 * cpplib.h (cpp_pop_buffer): Remove.
2961 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
2962 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
2964 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
2966 (do_preprocessing): Update.
2967 * fix-header.c (read_scan_file): Update. No need to pop buffers.
2968 * c-parse.in (_yylex): Similarly.
2969 * scan-decls.c (scan_decls): Similarly.
2970 * line-map.h: Update comments.
2972 * objc/Make-lang.in (objc-act.o): Update dependencies.
2974 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2976 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
2977 and soft register for operand 0.
2978 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
2980 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2982 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
2983 register for operand 0.
2984 ("bitcmpqi_z_used"): Allow memory for operand 0.
2985 (split "bitcmpqi"): New split to handle address reg as operand 1.
2987 2001-08-04 Andreas Jaeger <aj@suse.de>
2989 * gcse.c: Revert Daniel's last patch.
2991 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2993 * sparc-protos.h: Add prototypes for fp_zero_operand and
2995 * sh-protos.h: Add prototype for fpul_operand.
2997 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2999 * doc/extend.texi (Other Builtins): Fix typo in last change.
3001 2001-08-03 Richard Henderson <rth@redhat.com>
3003 * target.h (gcc_target): Add asm_out.named_section,
3004 section_type_flags, have_named_sections.
3005 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
3006 (TARGET_HAVE_NAMED_SECTIONS): New.
3007 (TARGET_SECTION_TYPE_FLAGS): New.
3009 * Makefile.in (toplev.o): Depend on TARGET_H.
3010 (varasm.o, dbxout.o): Likewise.
3011 * c-common.c (decl_attributes): Check targetm.have_named_sections
3012 instead of ifdef ASM_OUTPUT_SECTION_NAME.
3013 * dbxout.c (dbxout_function_decl): Likewise.
3014 (dbxout_function_end): Likewise.
3015 * toplev.c (compile_file): Likewise.
3016 * varasm.c (exception_section): Likewise.
3017 * cp/decl2.c (finish_objects): Likewise.
3019 * defaults.h (EH_FRAME_SECTION): Remove.
3020 (EH_FRAME_SECTION_ASM_OP): Remove.
3021 (EH_FRAME_SECTION_NAME): New.
3022 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
3023 (UNIQUE_SECTION_P): Remove.
3024 * dwarf2out.c (SECTION_FORMAT): Remove.
3025 (ASM_OUTPUT_SECTION): Remove.
3026 (output_call_frame_info): Use named_section_flags.
3027 (output_comp_unit, dwarf2out_start_source_file): Likewise.
3028 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
3029 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
3030 * varasm.c (in_eh_frame, eh_frame_section): Remove.
3031 (named_section_flags): New.
3032 (named_section): Use it and targetm.section_type_flags.
3033 (resolve_unique_section): New.
3034 (assemble_start_function): Use it.
3035 (asm_emit_uninitialised, assemble_variable): Likewise.
3036 (default_section_type_flags): New.
3037 (default_no_named_section, default_elf_asm_named_section): New.
3038 (default_coff_asm_named_section, default_pe_asm_named_section): New.
3039 * output.h: Update varasm.c decls.
3040 (SECTION_*): New flags.
3042 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
3043 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
3045 * config/elfos.h (UNIQUE_SECTION_P): Remove.
3046 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
3047 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
3048 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
3049 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
3050 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
3051 * config/mips/elf.h, config/mips/elf64.h: Likewise.
3052 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
3053 * config/pa/pa64-hpux.h,
3055 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
3056 (TARGET_ASM_NAMED_SECTION): New.
3057 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
3058 * config/alpha/vms.h, config/arm/coff.h: Likewise.
3059 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
3060 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
3061 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
3062 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
3063 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
3064 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
3065 * config/i386/sco5.h, config/i386/win32.h: Likewise.
3066 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
3067 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
3068 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
3069 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
3070 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
3071 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
3072 * config/sparc/sysv4.h: Likewise.
3074 * config/nextstep.h: Error until named sections implemented.
3076 * config/a29k/a29k.c (a29k_asm_named_section): New.
3077 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
3078 (vms_section_type_flags, vms_asm_named_section): New.
3079 * config/arm/arm.c (arm_elf_asm_named_section): New.
3080 * config/avr/avr.c (asm_output_section_name): Remove.
3081 * config/avr/avr-protos.h: Update.
3082 * config/c4x/c4x.c (c4x_asm_named_section): New.
3083 * config/h8300/h8300.c (h8300_asm_named_section): New.
3084 * config/i386/i386.c (sco_asm_named_section): New.
3085 * config/i386/winnt.c (SECTION_PE_SHARED): New.
3086 (i386_pe_section_type_flags): New.
3087 (i386_pe_asm_named_section): New.
3088 * config/i386/i386-protos.h: Update.
3089 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
3090 * config/mcore/mcore.c (mcore_asm_named_section): New.
3091 * config/mips/mips.c (iris6_asm_named_section): New.
3092 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
3093 instead of UNIQUE_SECTION_P.
3094 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
3095 (xcoff_asm_named_section): New.
3096 * config/sh/sh.c (sh_asm_named_section): New.
3097 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
3099 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
3100 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
3101 (EH_FRAME_SECTION_NAME): New.
3102 (EXCEPTION_SECTION): New.
3103 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
3104 (DEBUG_*_SECTION): Remove.
3105 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
3106 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
3107 (EH_FRAME_SECTION_ASM_OP): Remove.
3109 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
3110 (ASM_OUTPUT_SECTION_NAME): Remove.
3111 (TARGET_ASM_NAMED_SECTION): New.
3112 (TARGET_HAVE_NAMED_SECTIONS): New.
3113 (TARGET_SECTION_TYPE_FLAGS): New.
3114 (EH_FRAME_SECTION_ASM_OP): Remove.
3115 (EH_FRAME_SECTION_NAME): New.
3117 2001-08-03 Zack Weinberg <zackw@stanford.edu>
3119 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
3120 for complex expressions when cfun == 0.
3121 * doc/extend.texi: Document that __builtin_constant_p can be
3122 used in data initializers as well as functions.
3124 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
3126 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
3127 variable I locally, instead of expecting a declaration in the
3130 2001-08-03 Richard Henderson <rth@redhat.com>
3132 * except.c (collect_one_action_chain): Add an explicit cleanup
3133 action if regions surrounding a catch were encoded entirely
3134 within the call-site entry.
3136 2001-08-03 Richard Henderson <rth@redhat.com>
3138 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
3139 don't take REGNO of a non-register.
3141 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3143 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
3144 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
3145 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
3146 (__gthread_mutex_init_function): New function for mutex initialization.
3148 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3150 * Makefile.in: Revert screwed up commit.
3152 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3154 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
3155 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
3156 merged by linker script to get a final _exit().
3157 (__do_global_dtors): New for destructor handling in specific exit
3159 (__do_global_ctors): New for constructors in specific install section.
3160 (__map_data_section): Map data sections before running constructors.
3161 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
3162 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
3163 (DTORS_SECTION_ASM_OP): Likewise.
3164 (CTORS_SECTION_FUNCTION): Define to force a reference to
3166 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
3168 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3170 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
3172 * Makefile.in: Add df.h to gcse.c dependencies.
3174 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3176 * varasm.c (output_constant_def_contents): Use for the length of a
3177 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
3178 depending on which is larger.
3180 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3182 * gcse.c: Include df.h for use as a dataflow analyzer.
3184 Declaration of reg_set_info: gone.
3185 New df_analyzer variable used by store motion.
3186 (reg_set_info): Deleted.
3187 (mark_mem_regs): New function, analyze regs used by a mem.
3188 (store_ops_ok): Use dataflow analyzer results to determine if
3189 necessary regs are changed in the block.
3190 (find_moveable_store): Remove check for symbol ref, we can handle
3191 much more complex expressions now.
3192 (compute_store_table): Remove most of the code, it's unnecessary
3193 now that the dataflow analyzer records the info for us.
3194 (store_killed_after): Add parameter to say whether to do the
3195 store_ops_okay test, used to speed up testing when we already know
3196 the answer, and just want to know if the store itself was killed.
3197 (build_store_vector): Largely rewritten to calculate the various
3198 vectors properly, and somewhat optimized.
3199 (store_motion): Init the df_analyzer, get REG_DEF chains.
3200 Also handle trapping expressions (since mems almost always trap)
3201 (simple_mem): Redefine what a simple mem is.
3203 2001-08-03 DJ Delorie <dj@redhat.com>
3205 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
3206 set from a constant part of the condition.
3208 2001-08-01 Andrew Cagney <ac131313@redhat.com>
3210 * mkdeps.c (deps_add_default_target): Make local variable
3211 ``start'' a const char pointer.
3212 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
3214 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3216 * doc/install.texi (Configuration): Fix markup.
3217 (Specific, i?86-*-udk): Likewise.
3218 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
3220 Document --enable-threads and --enable-libgcj status.
3221 (Specific, mips-sgi-irix*): Canonicalize triples.
3222 (Specific, mips-sgi-irix5): Warn about problems with this config.
3223 Mention required GNU as patch.
3224 Native assembler problems are fixed.
3225 (Specific, mips-sgi-irix6): Update O32 ABI support status.
3226 Document --enable-threads and --enable-libgcj status.
3228 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3230 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
3233 2001-08-03 Richard Henderson <rth@redhat.com>
3235 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
3238 2001-08-03 Richard Henderson <rth@redhat.com>
3240 * rtlanal.c (find_first_parameter_load): Stop if we
3241 reach a CODE_LABEL at BOUNDARY.
3243 2001-08-03 Richard Henderson <rth@redhat.com>
3245 * config/alpha/alpha.md (force_movdi): New insn.
3246 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
3247 Tweek FRP marking of VMS prologue insns.
3248 * config/alpha/vms.h (EPILOGUE_USES): New.
3250 2001-08-02 Richard Henderson <rth@redhat.com>
3252 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
3254 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3256 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
3257 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
3258 config/convex/convex.h, config/d30v/d30v.c,
3259 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3260 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
3261 config/mips/mips.h, config/mn10200/mn10200.h,
3262 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
3263 config/v850/v850.h, config/vax/openbsd.h,
3264 config/vax/openbsd1.h, config/vax/ultrix.h,
3265 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
3266 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
3267 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
3268 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
3269 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
3270 in comments and documentation.
3272 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3276 * Makefile.in (line-map.o): New.
3277 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
3278 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
3279 * cpperror.c (print_containing_files): Similarly.
3280 (print_location): Update. Don't output a space before _Pragma.
3281 * cppfiles.c (stack_include_file): Set to line 1 immediately.
3282 (stack_include_filee, cpp_make_system_header): Update.
3283 (_cpp_execute_include): Get logical line number right for calling
3284 as-yet-unterminated #include.
3285 * cpphash.h (struct cpp_reader): Add line_maps.
3286 (_cpp_do_file_change): Update.
3287 * cppinit.c (cpp_create_reader): Initialize line maps.
3288 (cpp_destroy): Destroy line maps.
3289 (cpp_start_read): Get logical line number right.
3290 * cpplex.c (parse_string): Only warn once for multi-line strings.
3291 Use boolean variable for null warning.
3292 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
3294 (do_include_common): End the directive early.
3295 (do_line): Don't warn about out-of-range lines in preprocessed
3296 source. Update. Remove unused variables.
3297 (_cpp_do_file_change): Update for new line mapping.
3298 (pragma_cb): New typedef.
3299 (cpp_register_pragma): Stop looking ahead before calling the
3301 (do_pragma_system_header): End directive early.
3302 (cpp_get_line_maps): New.
3303 (cpp_pop_buffer): Fudge logical line. Update.
3304 * cpplib.h: Include line-map.h
3305 (enum cpp_fc_reason): Remove.
3306 (struct cpp_file_change): Update.
3307 (cpp_get_line_maps): New.
3308 * cppmain.c (struct_printer): New member map.
3309 (cb_file_change): Update for new mappings.
3310 * fix-header.c (cb_file_change): Similarly.
3312 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3314 * Makefile.in (libgcc.mk): Define mkinstalldirs.
3315 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
3317 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3319 * config/vax/vax.c: include expr.h.
3321 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3323 * Makefile.in ($(srcdir)/configure): Only rebuild in
3325 ($(srcdir)/config.in): Only define in maintainer mode.
3326 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
3328 2001-08-02 David Edelsohn <edelsohn@gnu.org>
3330 * doc/install.texi (Install GCC: Binaries): Update Bull info.
3332 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3334 * gcc.c (set_collect_gcc_options): New function, split out from
3336 Ignore elided switches.
3337 (do_spec_1): Invoke before executing command.
3338 (set_input): Export.
3339 Move declaration ...
3340 * gcc.h (set_input): ... here.
3341 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3344 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
3347 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
3349 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
3351 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
3353 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
3354 for the unnamed instructions it expands to.
3356 2001-08-02 Richard Henderson <rth@redhat.com>
3358 * regclass.c (call_really_used_regs): Conditionally define.
3359 (init_reg_sets_1): Don't use it if not defined.
3360 (fix_register): Similarly, don't set it.
3362 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3364 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
3365 Correct comment that had been missed in the previous change.
3367 2001-08-01 Stan Shebs <shebs@apple.com>
3369 * config/darwin.c (machopic_stub_name): Try matching by name.
3370 (update_stubs): New function.
3371 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
3374 2001-08-01 Richard Henderson <rth@redhat.com>
3376 * except.c (output_function_exception_table): Use assemble_align.
3377 * varasm.c (assemble_eh_label): Remove.
3378 (assemble_eh_align, assemble_eh_integer): Remove.
3380 2001-08-01 Robert Lipe <robertl@caldera.com>
3382 * dwarfout.c: Remove reference to README.DWARF.
3384 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
3386 * regclass.c (call_really_used_regs): New array for registers which
3387 are actually used by a call.
3388 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
3390 (fix_register): Set call_really_used too.
3391 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
3392 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
3394 2001-08-01 Richard Henderson <rth@redhat.com>
3396 * read-rtl.c (read_name): Consider \r whitespace.
3398 2001-07-11 Andrew Cagney <ac131313@redhat.com>
3400 * config.gcc: Recognize powerpc-*-netbsd*.
3402 * doc/install.texi (Host/target specific installation notes for
3403 GCC): Mention powerpc-*-netbsd*.
3405 * config/rs6000/netbsd.h: New file.
3406 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
3407 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
3408 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
3409 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
3410 (TARGET_VERSION): Redefine.
3412 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
3413 mcall-netbsd as a match for mcall-sysv.
3414 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
3415 (ncrti.S, ncrtn.S): New targets.
3416 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
3418 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
3419 "netbsd' as a V4 ABI.
3420 (ASM_SPEC): Check for -mcall-netbsd.
3421 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
3422 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
3423 (LIB_SPEC, ENDFILE_SPEC): Ditto.
3424 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
3425 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
3426 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
3427 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
3429 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
3430 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
3432 2001-08-01 Mark Kettenis <kettenis@gnu.org>
3434 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
3435 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
3436 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
3437 including "unwind-pe.h".
3439 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
3441 * rs6000.md (define_splits): Kill unused constraints.
3443 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
3444 Jan Hubicka <jh@suse.cz>
3446 * function.c (thread_prologue_and_epilogue_insns): Kill code
3447 dealing with non-existent CFG.
3449 2001-08-01 Kazu Hirata <kazu@hxi.com>
3451 * alias.c: Fix comment formatting.
3452 * bitmap.c: Likewise.
3453 * builtins.c: Likewise.
3454 * calls.c: Likewise.
3455 * c-common.c: Likewise.
3456 * c-decl.c: Likewise.
3457 * c-dump.c: Likewise.
3458 * c-lex.c: Likewise.
3459 * collect2.c: Likewise.
3460 * combine.c: Likewise.
3461 * conflict.c: Likewise.
3462 * cppfiles.c: Likewise.
3463 * cppinit.c: Likewise.
3464 * cpplex.c: Likewise.
3465 * cpplib.c: Likewise.
3466 * cppmacro.c: Likewise.
3467 * cppspec.c: Likewise.
3468 * c-pragma.c: Likewise.
3469 * crtstuff.c: Likewise.
3471 * cselib.c: Likewise.
3472 * c-semantics.c: Likewise.
3473 * c-typeck.c: Likewise.
3475 2001-08-01 H.J. Lu <hjl@gnu.org>
3477 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
3479 2001-08-01 H.J. Lu <hjl@gnu.org>
3481 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
3483 2001-08-01 Ziemowit Laski <zlaski@apple.com>
3485 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
3486 contextualizing Objective-C class name lookup by the lexer.
3487 (typespec_reserved_nonattr): Disable ObjC class name lookup after
3489 (protocoldef): Add support for forward @protocol declarations.
3490 (yylexname): Suppress ObjC class name lookup in certain contexts;
3491 re-enable after lookup is complete.
3492 (_yylex): Re-enable ObjC class name lookup when certain
3493 punctuation marks are seen.
3495 * objc/objc-act.c (check_protocol_recursively): New function used
3496 for finding circular dependencies in protocols.
3497 (objc_declare_protocols): New function for handling forward
3498 @protocol declarations.
3499 (receiver_is_class_object): Detect the case when 'self' is used
3500 inside of a class method.
3501 (build_message_expr): Issue a warning if class method is desired
3502 but instance method is found instead.
3503 (conforms_to_protocol): Streamline.
3504 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
3505 protocol Foo, even if 'Bar foo' does not.
3506 (check_protocols): Streamline.
3507 (start_protocol): Add checks for circular and duplicate protocol
3509 (encode_aggregate_within): For typedefs of structs, encode the
3511 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
3512 (objc_declare_protocols): New prototype.
3514 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3516 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
3517 * cpplex.c (handle_newline): Update prototype. Maintain logical
3519 (skip_escaped_newlines, skip_block_comment, parse_string):
3521 (_cpp_lex_token): Update, and store token position within the token.
3522 * cpplib.h (struct cpp_token): Add line and column entries.
3523 * cppmacro.c (replace_args): Position stringified tokens correctly.
3525 2001-08-01 Andreas Jaeger <aj@suse.de>
3527 * basic-block.h: Add prototype for last_loop_beg_note.
3529 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
3531 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
3532 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
3534 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
3535 while handling WITH_CLEANUP_EXPR node. Use second operand calling
3536 expand_decl_cleanup.
3537 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
3539 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
3540 operand while calling simple_cst_equal.
3541 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
3542 operand is the cleanup expression, the third is the RTL_EXPR.
3543 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
3545 2001-07-31 Jeff Sturm <jsturm@one-point.com>
3547 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
3549 2001-07-31 matthew green <mrg@eterna.com.au>
3551 * config.gcc (i386-*-netbsdelf): New description.
3552 * config/i386/netbsd-elf.h: New file.
3554 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
3556 * loop.c (check_dbra_loop): Use single_set to compute
3559 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
3561 PowerPC reorg and support for powerpc64-*-linux*.
3563 Also fixes emitting of constants on 32 bit and 64 bit
3566 * config.gcc: powerpc64-*-linux* is a new target.
3567 Things that needed aix.h now also include xcoff.h
3569 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
3571 Move AIX specific stuff into aix.h.
3572 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
3573 with more than just XCOFF now.
3574 (SET_ASM_OP): Remove, now defined where needed.
3575 (FUNCTION_PROLOGUE): New macro definition.
3576 (FUNCTION_EPILOGUE): New macro definition.
3577 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
3579 * config/rs6000/xcoff.h: New file.
3581 * config/rs6000/linux64.h: New file.
3583 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
3585 2001-07-31 Alan Modra <amodra@bigpond.net.au>
3587 * rs6000.c (print_operand_address): Handle ELF syntax.
3588 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
3589 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
3590 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
3592 2001-07-31 David Edelsohn <edelsohn@gnu.org>
3594 * rs6000.c (rs6000_override_options): Only disable
3595 flag_function_sections for XCOFF.
3596 (exact_log2_cint_operand): New predicate.
3597 (reg_or_{add,sub}_cint64_operand): New predicates.
3598 (add_operand): Compare CONST_INT with fewer function calls.
3599 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
3600 (print_operand, case 'p'): Ensure positive operand.
3601 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
3602 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
3603 (PREDICATE_CODES): Add new predicates.
3604 * rs6000.md (addsi3): Split 32-bit constants more correctly.
3605 (divsi3, modsi3): Ensure positive power-of-2.
3606 (adddi3): Use new predicate. Split 32-bit constants more
3607 correctly. Re-arrange splitter to handle any constant.
3608 (subdi3): Use new predicate.
3609 (divdi3, moddi3): Ensure positive power-of-2.
3610 (movdi): Use rs6000_emit_set_const.
3611 (load_toc_v4_pic_di): Delete.
3613 2001-07-31 Graham Stott <grahams@redhat.com>
3615 * function.c (pad_below): Revert 2001-07-26 patch.
3617 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3619 * reg-stack (convert_regs_1): Fix best edge condition.
3621 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3623 * jump.c (duplicate_loop_exit_test): Better test for jumps
3624 entering the loop; create loop pre_header.
3626 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
3628 * doc/install.texi: Add s390 and s390x as new targets.
3629 * doc/invoke.texi: Add documantation of S/390 and zSeries
3631 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
3633 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3635 * config/m68k/m68k.md: Replace all general_operand with
3636 nonimmediate_operand for all destinations.
3637 * config/m68k/m68k.c (not_sp_operand): Likewise.
3639 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
3641 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
3643 2001-07-30 Richard Henderson <rth@redhat.com>
3645 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
3646 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
3648 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3650 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
3651 Add missing doc strings
3652 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
3653 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
3655 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
3657 * i386.c (ix86_output_main_function_alignment_hack): New function.
3658 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
3660 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
3661 edges by EDGE_DFS_BACK flag.
3662 (dump_edge_info): Add dfs_back flag.
3663 * basic-block.h (EDGE_DFS_BACK): New constant.
3664 (mark_dfs_back_edges): Declare.
3665 * alias.c (loop_p): Remove.
3666 (mark_constant_function): Use mark_dfs_back_edges.
3668 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
3669 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
3670 (compensate_edge): Break out from ...
3671 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
3672 (convert_regs_2): Set block_done once block is really done;
3673 Do updating of the predecesors counts.
3675 * toplev.c (rest_of_compilation): Recompute block_for_insn
3676 before post-reload cfg_cleanup.
3677 * function.c (thread_prologue_epilogue_insns):
3678 Call set_block_for_new_insns when emitting prologue directly.
3680 2001-07-30 Andreas Jaeger <aj@suse.de>
3682 * jump.c: Add prototype for mark_modified_reg.
3684 * cse.c (set_live_p): Add unused attribute.
3686 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
3688 (scan_for_source_files): Use long for count to avoid overflow.
3689 (output_data): Likewise.
3690 (output_data): Don't use string concatatenation to silence gcc
3693 * predict.c: Fix typos and grammar.
3695 * gcse.c (insert_insn_end_bb): Remove unused variables.
3697 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3699 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
3700 (attempt_auto_inc): LIkewise.
3701 (mark_used_reg): Likewise.
3702 (try_pre_increment_1): Likewise.
3703 * regclass.c (regclass): Likewise.
3704 * global.c (allocno_compare): Update comment; change scaling factor.
3705 * local-alloc.c (QTY_CMP_PRI): Likewise.
3706 * regs.h (REG_FREQ_FROM_BB): New.
3707 (REG_FREQ_MAX): Likewise.
3709 2001-07-30 H.J. Lu <hjl@gnu.org>
3711 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
3714 2001-07-30 H.J. Lu (hjl@gnu.org)
3716 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
3717 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3718 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
3720 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
3722 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
3723 as -mthumb-interwork when -mcpu=arm7 is specified.
3725 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3727 * predict.def (noreturn, loop branch, loop exit): Mark as first
3730 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
3732 * combine.c (try_combine): Avoid barrier after noop jumps.
3734 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3736 * cpphash.h (struct cpp_reader): Remove import_warning.
3737 * cpplib.c (skip_rest_of_line): Don't bother turning off
3739 (parse_include): Move include handling to...
3740 (do_include_common): ... here. Move import warning from...
3741 (do_import): ... here.
3742 (do_pragma_poison): Don't do a callback for poison identifiers.
3743 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
3744 * cppmain.c (setup_callbacks): Similarly.
3746 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3748 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
3749 handle multiple sets.
3750 * except.c (sjlj_mark_call_sites): .... here.
3751 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
3753 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3755 Suggested by Richard Henderson and Richard Kenner:
3756 * combine.c (recog_for_combine): Use the fake recog
3757 only if instruction does not match.
3758 * rtl.h (NOOP_MOVE_INSN_CODE): New.
3759 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
3761 * combine.c (try_combine): Discover noop jump as direct jump.
3763 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
3765 * df.c (df_rd_global_compute): Add successors to worklist, not
3767 (df_ru_global_compute): Ditto.
3769 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
3771 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
3772 increment REG_N_SETS.
3774 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
3776 * sbitmap.h: New prototype for sbitmap_a_xor_b.
3778 * sbitmap.c (sbitmap_a_xor_b): New function.
3779 ifdef the basic block stuff on IN_GCC.
3781 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3783 * cppexp.c (parse_defined): Always record the macro name.
3784 (lex): Don't worry about identifiers, or special-case
3786 (_cpp_parse_expr): Figure out at the end of the routine
3787 whether we saw a valid !defined() expression.
3788 * cppfiles.c (stack_include_file): Update for mi_valid.
3789 (_cpp_pop_file_buffer): Similarly.
3790 * cpplex.c (_cpp_lex_token): Similarly.
3791 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
3792 mi_if_not_defined, mi_lexed): Remove.
3794 * cpplib.c (do_if): Simplify.
3795 (do_endif, push_conditional, _cpp_handle_directive): Update
3796 for renaming of mi_state to mi_valid.
3798 * cpp.texi: Add index entries for digraphs, and add comment
3799 that C++ refers to them as alternative tokens.
3801 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3803 * basic-block.h (CLEANUP_PRE_LOOP): New.
3804 * except.c (finish_eh_generation): Update call of cleanup_cfg.
3805 * sibcall.c (optimize_sibling_calls): Likewise.
3806 * toplev.c (rest_of_compilation): Likewise.
3807 * flow.c (try_forward_edges): Take argument MODE;
3808 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
3809 (try_optimize_cfg): Update call of try_forward_edges.
3811 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
3812 Jan Hubicka <jh@suse.cz>
3814 * (validate_replace_rtx_1): Fix simplification of MINUS.
3816 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
3818 PR preprocessor/3669
3819 * cppinit.c (init_dependency_output): Turn off dump requests
3820 if sending dependencies to stdout.
3822 2001-07-28 Richard Henderson <rth@redhat.com>
3824 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
3827 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
3829 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
3831 2001-07-28 Kazu Hirata <kazu@hxi.com>
3833 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
3834 is VAR_DECL first to prevent an ICE.
3836 2001-07-28 Richard Henderson <rth@redhat.com>
3838 * varasm.c (immed_real_const_1): Don't elide special cases for
3840 (clear_const_double_mem): Clear const_tiny_rtx too.
3842 2001-07-28 Richard Henderson <rth@redhat.com>
3844 * dwarf2out.c (dw_val_class_offset): New.
3845 (struct dw_ranges_struct, dw_ranges_ref): New.
3846 (ranges_table, ranges_table_allocated): New.
3847 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
3848 (add_AT_offset, add_ranges, output_ranges): New.
3849 (print_die, output_die): Handle dw_val_class_offset.
3850 (attr_checksum, size_of_die, value_format): Likewise.
3851 (gen_lexical_block_die): Handle non-contiguous blocks.
3852 (gen_block_die): Likewise.
3853 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
3854 if needed. Dump the ranges table.
3855 * final.c (final_start_function): Remove unnecessary notes and
3856 rebuild the block tree before numbering the blocks.
3857 * function.c (reorder_blocks_0): Walk the existing block tree
3858 to unmark all blocks.
3859 (reorder_blocks_1): Create block fragments when duplicate block
3861 (reorder_fix_fragments): New.
3862 (reorder_blocks): Call it.
3863 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
3865 2001-07-28 Richard Henderson <rth@redhat.com>
3867 * emit-rtl.c (adjust_address): Make a copy of the memory address.
3869 2001-07-28 Richard Henderson <rth@redhat.com>
3871 * flow.c (add_to_mem_set_list): New function.
3872 (init_propagate_block_info): Use it.
3873 (mark_set_1): Likewise.
3874 (insn_dead_p): Canonicalize memory address for dead store
3875 comparison. Allow wider mode stores to kill narrower mode stores.
3876 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
3877 (invalidate_mems_from_set): Don't handle MEMs.
3879 2001-07-28 Kazu Hirata <kazu@hxi.com>
3881 * config/h8300/h8300.h: Fix formatting.
3883 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3885 * basic-block.h (EDGE_FREQUENCY): New macro.
3886 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
3888 * flow.c (find_sub_basic_blocks): Likewise.
3889 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
3890 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
3892 * predict.c (DEF_PREDICTOR): New argument FLAGS.
3893 (HITRATE): New macro.
3894 (PRED_FLAG_FIRST_MATCH): New constant.
3895 (predictor_info): New field flgags.
3896 (combine_predictions_for_insn): Use DS theory to combine
3897 probabilities; set the edge probabilities when finished.
3898 (estimate_probability): Avoid duplicated matches
3899 of LOOP_BRANCH heuristics for nested loops; update comment.
3900 * predict.def: Add flags for each prediction, set probabilities
3901 according to B&L paper.
3902 * predict.h (DEF_PREDICTOR): New argument FLAGS.
3904 * profile.c (compute_branch_probabilities): Cleanup way the edge
3905 probabilities are computed and REG_BR_PROB notes are dropped; if
3906 values does not match, emit error.
3907 (init_branch_prob): Do error instead of warning when profile driven
3908 feedback is missing or corrupt.
3910 2001-07-27 DJ Delorie <dj@redhat.com>
3912 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
3913 against a constant, try to adjust the compare to have the desired
3914 constant in it so that min/max optimizations happen more often.
3916 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3918 * flow.c (last_loop_beg_note): New function.
3919 (redirect_edge_and_branch): Use it.
3920 (split_edge): Likewise.
3922 * alias.c (loop_p): Avoid uninitialized memory access.
3924 * flow.c (try_forward_edges): Avoid accessing freed memory.
3926 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
3929 2001-07-26 Andrew Haley <aph@redhat.com>
3930 Joern Rennecke <amylaar@redhat.com>
3932 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
3933 (SUBTARGET_CPP_ENDIAN_SPEC): New.
3934 (SUBTARGET_CPP_SPEC): New.
3936 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
3937 (SUBTARGET_CPP_PTR_SPEC): New.
3938 (CPP_DEFAULT_CPU_SPEC): New.
3939 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
3940 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3941 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
3942 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3943 (SUBTARGET_CPP_SPEC): Define as an empty string.
3945 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3947 * doc/install.texi (Configuration): Properly link the host
3948 specific instructions also when generating HTML.
3950 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
3952 * flow.c (redirect_edge_and_branch_force): Test
3953 target->global_live_at_start.
3955 2001-07-26 Richard Henderson <rth@redhat.com>
3957 * simplify-rtx.c (avoid_constant_pool_reference): Export.
3958 * rtl.h (avoid_constant_pool_reference): Declare it.
3959 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
3960 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
3962 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3964 * rtl.h (cleanup_barriers): Declare.
3965 * jump.c (cleanup_barriers): New function.
3966 * toplev.c (rest_of_compilation): Call cleanup_barriers
3967 before loop optimizer and after bb_reorder.
3969 * flow.c (back_edge_of_syntactic_loop_p): New.
3970 (split_edge): Use it.
3972 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3974 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
3976 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
3978 * cse.c (cse_process_notes): Replace any registers if the address
3981 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
3983 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
3984 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
3985 (propagate_block): Update prototype.
3986 * flow.c (update_life_info): Simplify the CFG and
3987 recalculate the global regs which are alive when
3988 removing dead code during a global update.
3989 (propagate_block): Return non-zero if an INSN is
3992 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3994 * Makefile.in (LIBICONV): Define.
3996 2001-07-26 Catherine Moore <clm@redhat.com>
3998 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
3999 of conditional to avoid tree checking errors.
4001 2001-07-26 Kazu Hirata <kazu@hxi.com>
4003 * regmove.c (regmove_optimize): Don't replace a reg with
4004 another reg of a different mode.
4006 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
4008 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
4009 limit length of dependancy flush list.
4010 * params.h (MAX_PENDING_LIST_LENGTH): Define.
4011 * sched-int.h (struct deps): Add pending_flush_length field.
4012 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
4013 has 1 element in it.
4014 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
4015 (sched_analyze): After a jump, if the pending memory flush list is too
4016 large, flush the pending lists.
4017 (init_deps): Initialize pending_flush_length to 0.
4018 * doc/invoke.texi (max_pending_list_length): Document parameter.
4020 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
4022 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
4023 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
4024 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
4026 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4028 * cpphash.h (struct_lexer_state): Delete was_skipping.
4029 Move skipping here from struct cpp_reader.
4030 * cpplex.c (parse_identifier): Update.
4031 (_cpp_lex_token): Don't skip tokens in a directive.
4032 * cpplib.c (struct if_stack): Update.
4033 (start_directive, end_directive): Don't change skipping state.
4034 (_cpp_handle_directive): Update.
4035 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
4036 (do_else, do_endif): Update; only check for excess tokens if not
4037 in a skipped conditional block.
4038 (push_conditional): Update for new struct if_stack.
4040 2001-07-26 Graham Stott <grahams@redhat.com>
4042 * function.c (locate_and_pad_parm): Also pad initial offset
4043 so that the total argument size also includes the padding.
4045 2001-07-26 Graham Stott <grahams@redhat.com>
4047 * gensupport.c (alter_output_for_insn): Correct enable checking failure
4048 change XSTR to XTMPL.
4050 (process_one_cond_exec): Likewise
4052 2001-07-25 Richard Henderson <rth@redhat.com>
4054 * varasm.c (assemble_variable): Create DECL_RTL before setting
4057 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
4059 * predict.c (estimate_probability): Avoid duplicated predictions.
4061 * loop.c (find_and_verify_loops): Grok multiple barriers.
4063 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4065 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
4067 * dbxout.c: Consistently use putc instead of fputc.
4068 (print_wide_int): New function; call instead of direct fprintf.
4069 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
4070 (dbxout_type_fields, dbxout_type_method_1): Likewise.
4071 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
4072 (print_int_cst_octal): Likewise.
4073 (print_octal): Show we wrote characters.
4074 (dbxout_type): Set have_used_extensions in more places.
4076 2001-07-25 Catherine Moore <clm@redhat.com>
4078 * config/v850/v850.c (v850_va_arg): Use addr
4079 instead of valist to build incr.
4081 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
4083 * flow.c (delete_dead_jumptables): New function.
4084 (life_analyzis): Call it.
4085 * bb-reorder.c (skip_insns_after_block): Handle contradictory
4088 2001-07-25 Richard Henderson <rth@redhat.com>
4090 * except.c (reachable_handlers): Handle a region being removed
4091 out from under a RESX.
4093 2001-07-25 Richard Henderson <rth@redhat.com>
4095 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
4096 swap GE/GT if it is an fp comparison.
4098 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
4100 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
4103 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
4105 * ssa.c (rename_insn_1): Do not wrap an assignment to a
4106 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
4109 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
4111 (visit_expression): When attempting to simplify an expression,
4112 retrieve any modes for arguments before they are simplified
4115 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
4116 Janis Johnson <janis@us.ibm.com>
4118 * stmt.c (expand_goto): A nonlocal goto can be a call too.
4119 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
4120 pointer parameters to match documented usage of nonlocal_goto.
4121 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
4122 parameters to their correct order.
4123 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
4124 parameters to their correct order.
4126 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
4128 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
4130 2001-07-25 Jan Hubicka <jh@suse.cz>
4131 Richard Henderson <rth@redhat.com>
4133 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
4135 (make_edges): New argument update_p; populate the edge cache if set.
4136 (find_basic_blocks): Update make_edges invocation.
4138 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4140 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
4142 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4144 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
4145 -Acpu and -Amachine.h.
4146 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
4147 Corrected header to say ELF not a.out.
4148 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
4149 when given -msoft-float.
4151 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4153 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
4154 extra multilib parts like arm-elf.
4155 (i960-*-coff*, i960-*-rtems): Should not use collect2.
4156 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
4157 crtfini.o as extra multilib parts.
4159 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4161 * configure.in: Add rtems as a supported thread model.
4162 * gthr-rtems.h: Add missing entry point __gthread_active_p.
4163 * configure: Rebuilt.
4165 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
4167 * stor-layout.c (get_mode_alignment): make it work when
4168 BITS_PER_UNIT is not a power of two.
4169 * builtins.c (get_pointer_alignment): Likewise.
4171 2001-07-24 Richard Henderson <rth@redhat.com>
4173 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
4174 the retrieved constant into the expected mode.
4176 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4178 * flow.c (try_simplify_condjump): Avoid duplicated edges.
4179 (verify_flow_info): Check for duplicated edges; clarify
4182 * flow.c (block_label): Update basic_block_for_insn.
4183 (commit_edge_insertions): Call compute_bb_for_insn.
4185 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
4188 * flow.c (redirect_edge_and_branch,
4189 try_optimize_cfg): Use redirect_edge_succ_nodup
4190 (redirect_edge_succ_nodup): New.
4191 * basic_block.h (redirect_edge_succ_nodup): Declare.
4193 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
4196 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4198 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
4199 (try_crossjump_to_edge): Update commetns.
4200 (try_crossjump_bb): Likewise.
4202 2001-07-24 Richard Henderson <rth@redhat.com>
4204 * combine.c (distribute_notes): Move set of need_refresh
4205 for noop_move_p down to catch all cases.
4207 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
4209 * recog.c (split_all_insns_noflow): New.
4210 * rtl.h (split_all_insns_noflow): Declare.
4211 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
4212 * m68hc11.c (m68hc11_reorg): Likewise.
4213 * sh.c (machine_dependent_reorg): Likewise.
4214 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
4217 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4219 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
4220 (ashlsi3_n splitter): Likewise.
4221 (lshrsi3_n splitter): Likewise.
4223 (GOTaddr2picreg): Make const SImode.
4224 (sym_label2reg): Likewise.
4225 (symGOT2reg): Likewise.
4226 (symGOTOFF2reg) Likewise.
4228 (casesi_worker_0): Make unspec SImode.
4230 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4232 * config/sh/sh.c (barrier_align): Check that an operand really is
4233 an insn before extracting its INSN_CODE.
4235 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
4237 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
4240 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
4241 for SImode to prevent overflow.
4243 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4245 * config/mips/irix6-libc-compat.c: New file.
4246 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
4247 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
4250 2001-07-24 lars brinkhoff <lars@nocrew.org>
4252 * rtl.texi (REG_POINTER): Document.
4253 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
4254 QFmode, HFmode, TQFmode, QCmode, and HCmode.
4256 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4258 * flow.c (delete_noop_moves): Do not confuse libcall regions.
4260 2001-07-23 Richard Henderson <rth@redhat.com>
4262 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
4264 2001-07-23 Kazu Hirata <kazu@hxi.com>
4266 * config/h8300/h8300-protos.h: Add a prototype for
4267 general_operand_dst_push.
4268 * config/h8300/h8300.c (general_operand_dst_push): New.
4269 * config/h8300/h8300.h (OK_FOR_T): New.
4270 (EXTRA_CONSTRAINT): Use it.
4271 * config/h8300/h8300.md (movqi_push): Remove and integrate into
4272 the existing movqi pattern.
4273 (movhi_push): Likewise.
4275 * reload.c: Fix comment typos.
4277 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4279 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
4281 2001-07-23 H.J. Lu (hjl@gnu.org)
4283 * doc/extend.texi: Update __builtin_return_address and
4284 __builtin_frame_address.
4286 2001-07-23 Richard Henderson <rth@redhat.com>
4288 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
4290 * config/i386/i386.md: New setcc+movzbl peephole2.
4292 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4294 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
4295 * objc/objc-act.c: Include debug.h.
4296 (synth_module_prologue): Save and restore debug hooks too.
4298 2001-07-23 lars brinkhoff <lars@nocrew.org>
4300 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
4301 and C4X_FLOAT_FORMAT.
4302 (BOOL_TYPE_SIZE): Document.
4304 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
4306 * unroll.c (loop_iterations): Fix miscalculation of initial
4309 2001-07-13 Andrew Haley <aph@redhat.com>
4311 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
4312 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
4313 * config/sh/sh.c (sh_can_redirect_branch): New function.
4314 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
4315 * reorg.c (steal_delay_list_from_target): Use
4316 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
4318 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4320 * flow.c (try_simplify_condjump): Unlink insn chain on
4321 fallthru edge; use can_fallthru.
4323 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4325 * basic-block.h (find_sub_basic_block): Declare.
4326 * flow.c (make_edges): New arguments MIN and MAX;
4327 (find_sub_basic_blocks): Revamp to use make_edges
4328 and purge_dead_edges.
4329 (find_basic_blocks): Update call of find_sub_basic_block.
4331 * recog.c (split_all_insns): Always expect CFG to be consistent;
4332 call find_sub_basic_blocks in case something has changed.
4333 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
4336 * basic-block.h (delete_noop_moves): Declare.
4337 * combine.c (combine_instructions): Call it.
4338 (recog_for_combine): Tolerate noop moves
4339 (distribute_notes): Force refresh when register dies at noop move.
4340 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
4342 (life_analysis): Update delete_noop_moves call.
4343 (set_noop_p): Move too ...
4344 * rtlanal.c (noop_move_p): ... here.
4345 * rtl.h (noop_move_p): Declare.
4347 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
4348 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
4350 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
4351 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
4353 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
4355 * reload.c (push_reload): Fix typo in comment.
4356 (find_reloads_address): Ditto.
4357 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
4359 2001-07-22 Richard Henderson <rth@redhat.com>
4361 * flow.c: Grammar check and clarify a lot of comments.
4362 (try_simplify_condjump): Rename variables to be clearer.
4363 (try_forward_edges): Skip complex and fallthru edges.
4364 Rearrange tests to avoid duplicate checks.
4365 (flow_find_cross_jump): Likewise.
4366 (outgoing_edges_match): Allow match if neither branch has
4367 probability data. Loosen probability match to 5%.
4368 (try_crossjump_to_edge): Hoist repeated indirection into
4370 (try_crossjump_bb): Don't check complex edges. Eliminate
4371 redundant crossjump tests.
4372 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
4373 checks before more expensive checks.
4375 2001-07-22 Richard Henderson <rth@redhat.com>
4377 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
4378 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
4381 2001-07-22 Richard Henderson <rth@redhat.com>
4383 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
4384 (const_sint32_operand): Likewise.
4385 * m68k.md (anon mulsi pattern): Use const_int_operand not
4386 const_sint32_operand.
4387 (umulsi3_highpart): Zero extend a constant input.
4388 (smulsi3_highpart): Don't bother checking SImode constant.
4389 (const_umulsi3_highpart): Give op3 DImode.
4390 (const_smulsi3_highpart): Likewise.
4392 2001-07-22 Richard Henderson <rth@redhat.com>
4394 * flow.c (split_block): Make sure bb_note is included in the
4395 new block when splitting before a label.
4397 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4399 * basic-block.h (redirect_edge_and_branch_force,
4400 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
4401 * flow.c (redirect_edge_and_branch_force,
4402 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
4403 (redirect_edge_and_branch_force): Fix copying of lifeness information.
4404 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
4405 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
4406 instead of label; update CFG after transformation.
4407 (find_if_case_1): Update call, use redirect_edge_and_branch_force
4408 for finishing the transformation; handle even case where ELSE
4409 does not follow THEN.
4410 (find_if_case_2): Update call of dead_or_predictable; simplify
4413 * emit-rtl.c (split_branch_probability): New global variable.
4414 (try_split): Take care to set split_branch_probability and
4415 create REG_BR_PROB note for new jump insns.
4416 * md.texi (define_split): Document new feature.
4418 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
4420 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4422 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
4423 (asm_out_file): Remove redundant declaration.
4424 (assemble_asm): Remove old #if 0 block.
4425 (assemble_variable): Remove end of function; debug output is
4426 now handled with global_decl. Remove old #if 0 block. Update.
4427 Remove saved_in_section and associated no-op code.
4428 * Makefile.in (varasm.o): Correct dependencies.
4430 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
4432 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4433 the definition in defaults.h.
4435 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
4437 * jump.c: Update comments.
4438 (delete_barrier_successors, delete_unreferenced_labels,
4439 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
4440 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
4441 jump_optimize, jump_optimize_minimal): Kill.
4442 (rebuild_jump_labels): Move code from jump_optimize_1.
4443 (purge_line_number_notes): Likewise.
4444 (copy_loop_headers): Likewise.
4445 * reg-stack.c: Update comment.
4447 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
4448 JUMP_AFTER_REGSCAN): Kill.
4449 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
4450 purge_line_number_notes and copy_loop_headers.
4452 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4453 Richard Henderson <rth@redhat.com>
4455 * dbxout.c (dbxout_global_decl): New.
4456 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4457 * sdbout.c (sdbout_finish): New.
4458 (sdbout_debug_hooks): Use it, add comments.
4459 (sdbout_global_decl): Defer initialised public vars to
4461 * varasm.c (assemble_variable): Don't output debug information
4462 for file-scope variables.
4464 2001-07-22 Richard Henderson <rth@redhat.com>
4466 * config/alpha/alpha.c (get_trap_mode_suffix): New.
4467 (get_round_mode_suffix): New.
4468 (print_operand): Use them for [/]. Remove support for [&'`()+].
4469 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
4470 * config/alpha/alpha.md (attr round_suffix): New.
4471 (attr trap_suffix): New.
4472 (all insns): Set them appropriately. Use %/ instead of the
4475 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4477 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
4479 2001-07-22 Richard Henderson <rth@redhat.com>
4481 * regrename.c (regrename_optimize): Compute nregs for each
4482 potential target register.
4484 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
4485 Richard Henderson <rth@redhat.com>
4487 * dbxout.c (dbxout_global_decl): New.
4488 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4489 * sdbout.c (sdbout_finish): New.
4490 (sdbout_debug_hooks): Use it, add comments.
4491 (sdbout_global_decl): Defer initialised public vars to
4493 * varasm.c (assemble_variable): Don't output debug information
4494 for file-scope variables.
4496 2001-07-21 H.J. Lu (hjl@gnu.org)
4498 * config/mips/mips.c (mips_cpu): Moved into ...
4499 (override_options): Here.
4501 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
4503 (mips_cpu): Removed.
4505 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4507 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
4508 ("iorqi3"): Likewise.
4509 ("xorqi3"): Likewise.
4510 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
4511 ("*subhi3_sp): Likewise.
4512 ("*subhi3"): Likewise.
4513 ("extendhisi2"): Accept D, X and Y as source operand to avoid
4516 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
4518 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
4519 * config/freebsd.h: Likewise.
4520 * config/linux.h: Likewise.
4521 * config/openbsd.h: Likewise.
4522 * config/alpha/linux-elf.h: Likewise.
4523 * config/arm/linux-elf.h: Likewise.
4524 * config/d30v/d30v.h: Likewise.
4525 * config/fr30/fr30.h: Likewise.
4526 * config/ia64/aix.h: Likewise.
4527 * config/ia64/ia64.h: Likewise.
4528 * config/mips/linux.h: Likewise.
4529 * config/pj/pj.h: Likewise.
4530 * config/rs6000/linux.h: Likewise.
4531 * config/sparc/linux.h: Likewise.
4532 * config/sparc/linux64.h: Likewise.
4534 2001-07-20 Bruce Korb <bkorb@gnu.org>
4536 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
4537 because getc() and char* may disagree on signedness.
4539 2001-07-20 Richard Henderson <rth@redhat.com>
4541 * doc/rtl.texi (REG_DEAD): Update for current semantics.
4543 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
4544 insns to delete in the presence of cc0 in a jump insn.
4546 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4547 Jan Hubicka <jh@suse.cz>
4549 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
4550 of doing the change by hand.
4552 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4554 * rtlanal.c (set_noop_p): Return true for noop jumps.
4556 * expr.c (emit_single_push_insn): Add call to push expander.
4557 * expr.h (optab_index): Add OTI_push
4558 (push_optab): New constant.
4559 * genopinit.c (optabs): Add push_optab.
4560 * optabs.c (init_optab): Init push optab.
4561 * md.texi (push??1): Document
4563 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4565 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
4566 expand to emit the pattern; put a REG_INC note for push/pop
4568 ("movdf", "movdf_internal"): Likewise.
4569 ("movsi", "movsi_internal"): Likewise.
4570 ("movsf", "movsf_internal"): Likewise.
4571 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
4573 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4575 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
4578 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
4580 * params.def: Change default max inline insns to 100.
4582 2001-07-20 Diego Novillo <dnovillo@redhat.com>
4584 * combine.c (combine_simplify_rtx): Generate a new shift operation
4585 when simplifying the first operand of a (neg (ashift)) expression.
4587 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4589 * regclass.c (N_REG_INTS): Use only 32 bits per element.
4591 2001-07-20 Kelley Cook <kelley.cook@home.com>
4593 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
4594 information. Move rest into ...
4595 (*-*-solaris): ... here. Eliminate redundant information and
4596 reword necessary packages section. Delete 4.x assembler bug info.
4597 (sparc-sun-*): Merge into ...
4598 (sparc-sun-sunos*): here.
4600 2001-07-20 Catherine Moore <clm@redhat.com>
4602 * config/v850/v850.md (casesi): Generate LABEL_REF
4605 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4607 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
4608 * i386.c (ix86_zero_extend_to_Pmode): Make global.
4609 * i386.md (strclrsi expander): Use it.
4611 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4613 * integrate.c (copy_insn_list): handle
4614 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
4615 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
4616 identically as to CODE_LABEL.
4618 * fold-const (fold): Convert A/B/C to A/(B*C) and
4621 * except.c (connect_post_landing_pads): Delete the RESX insns.
4623 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
4625 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
4627 * config/mips/mips.md (nmadd/nmsub): Use macro.
4629 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
4631 * cppinit.c (remove_dup_dir): Make static.
4632 (remove_dup_dirs): Make static. Only warn about preempting a
4633 system directory with a non-system directory.
4635 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4637 * ifcvt.c (noce_try_store_flag_constants): Correct order
4638 of parameters to trunc_int_for_mode.
4640 2001-07-19 Mark Mitchell <mark@codesourcery.com>
4642 * reorg.c (fill_simple_delay_slots): If an instruction might throw
4643 an exception that will be caught within this function, do not fill
4644 its delay slot with any subsequent instruction.
4646 2001-07-19 Steve Ellcey <sje@cup.hp.com>
4648 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
4649 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
4650 pointer extension instruction.
4651 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
4652 * simplify-rtx.c (simplify_unary_operation) Likewise.
4653 * explow.c (convert_memory_address) Check value of
4654 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
4656 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
4657 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
4658 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
4659 Add Multilib Support.
4660 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
4661 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
4662 Add Multilib Support.
4663 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
4665 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
4666 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
4667 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
4669 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
4671 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
4672 old and new operands in `<', `3' and `b'.
4674 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4676 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
4677 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
4678 (toplev.o): Don't depend on xcoffout.h.
4679 * c-decl.c: Include debug.h
4680 (duplicate_decls): Use debug hook.
4681 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
4682 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4683 (dbxout_types): Remove.
4684 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
4685 * debug.c (do_nothing_debug_hooks): Update.
4686 (debug_true_tree, debug_nothing_rtx): New.
4687 * debug.h (struct rtx_def): New.
4688 (struct gcc_debug_hooks): New hooks ignore_block,
4689 outlining_inline_function and label.
4690 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
4691 dwarf2out_frame_finish): New.
4692 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
4693 Make static, update prototype.
4694 (dwarf2_debug_hooks): Update.
4695 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
4696 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
4697 * dwarfout.c (dwarf_debug_hooks): Update.
4698 * emit-rtl.c: Include debug.h.
4699 (remove_unnecessary_notes): Use debug hook.
4700 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
4701 (final_scan_insn): Use debug hook.
4702 * integrate.c (output_inline_function): Use debug hook.
4703 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
4704 (sdb_debug_hooks): Update.
4705 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
4706 * toplev.c: Don't include xcoffout.h.
4707 (note_outlining_of_inline_function, debug_ignore_block): Remove.
4708 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
4710 * tree.h (dwarf2out_do_frame): Remove.
4712 2001-07-19 Catherine Moore <clm@cygnus.com>
4714 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
4716 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4718 * reload1.c (eliminate_regs_in_insn): When updating a set
4719 to the frame pointer to the hardware frame pointer, perform
4720 the update always not just when REPLACE is set.
4722 * reload1.c (choose_reload_regs): Don't inherit a reload
4723 that crosses multiple registers if registers past the first
4724 don't fit in the desired class.
4726 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
4727 when negating constants.
4729 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
4731 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
4732 * doc/tree.texi: Ditto.
4734 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
4735 Jakub Jelinek <jakub@redhat.com>
4737 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
4738 (extract_cie_info): Handle "eh" augmentation properly,
4740 (struct frame_state, __frame_state_for): New.
4742 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4744 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
4745 HANDLE_SYSV_PRAGMA): Define.
4746 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
4748 (copy_object): Caller changed.
4750 2001-07-19 Andreas Schwab <schwab@suse.de>
4752 * configure.in (assembler dwarf2 debug_line support): Define nop
4754 * configure: Regenerated.
4756 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4758 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
4760 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
4761 to conditionally compiled block.
4762 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4763 * dbxout.h (dbxout_function): Remove.
4764 * debug.c (do_nothing_debug_hooks): Update.
4765 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
4766 global_decl, deferred_inline_function.
4767 * dwarf2out.c (dwarf2_debug_hooks): Update.
4768 (dwarf2out_global_decl): New.
4769 * dwarfout.c: Don't include dwarfout.h.
4770 (dwarfout_global_decl, dwarfout_function_decl,
4771 dwarfout_deferred_inline_function): New.
4772 (dwarf_debug_hooks): Update.
4773 * dwarfout.h: Remove.
4774 * final.c: Don't include dwarfout.h.
4775 * sdbout.c (sdbout_global_decl): New.
4776 (sdbout_debug_hooks): Update.
4777 * toplev.c: Don't include dwarfout.h.
4778 (check_global_declarations, rest_of_compilation): Use new debug hooks.
4779 (note_deferral_of_defined_inline_function): Remove.
4780 * toplev.h (note_deferral_of_defined_inline_function): Remove.
4781 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
4782 * ch/lex.c: Don't include dwarfout.h.
4783 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
4784 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
4785 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
4786 * cp/optimize.c: Include debug.h.
4787 (maybe_clone_body): Use debug hook.
4788 * cp/semantics.c: Include debug.h.
4789 (expand_body): Use debug hook.
4790 * po/POTFILES.in: Remove dwarfout.h.
4792 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4794 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
4795 * c-parse.in (yyerror, _yylex): Similarly.
4796 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
4797 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
4799 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
4800 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
4802 2001-07-18 Jeff Sturm <jsturm@one-point.com>
4804 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
4805 in-class declaration at -g1. Fixes c++/2814.
4807 2001-07-18 Richard Henderson <rth@redhat.com>
4809 * doc/md.texi (reload_in/out): Document restrictions in predicates
4810 and constraints for these patterns. Document empty string matching
4813 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4815 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
4817 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4819 * cse.c: Undo my previous patch.
4821 2001-07-18 Tom Tromey <tromey@redhat.com>
4824 * configure: Rebuilt.
4825 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
4827 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
4829 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
4830 Jan Hubicka <jh@suse.cz>
4832 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
4833 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
4834 * jump.c (mark_jump_label): Do not forward branches.
4836 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4838 * cse.c (delete_trivially_dead_insns): Delete the libcall block
4839 when return value is unused.
4841 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4843 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
4845 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
4847 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
4848 on error. We can't blindly return the result of
4849 pthread_mutex_trylock because it returns a positive number on
4850 error, while we must return -1 on error.
4851 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
4853 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
4855 2001-07-18 Andreas Jaeger <aj@suse.de>
4857 * integrate.c (output_inline_function): Correct type of debug_hooks.
4859 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
4861 * combine.c (combine_simplify_rtx): DIV can be treated
4862 associatively for floats if unsafe math optimisations are enabled.
4864 2001-07-17 Richard Henderson <rth@redhat.com>
4866 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
4868 2001-07-17 Richard Henderson <rth@redhat.com>
4870 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
4871 don't force the function address into a register.
4872 (expand_call, emit_library_call_value_1): Update callers.
4873 * builtins.c (expand_builtin_apply): Likewise.
4874 * expr.h (prepare_call_address): Update decl.
4876 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
4878 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
4880 * config/i386/chorus.h: Move up.
4881 * config/sparc/chorus.h: Likewise.
4882 * config/rs6000/chorus.h: Likewise.
4883 * config/chorus.h: Moved here.
4885 2001-07-17 Andreas Schwab <schwab@suse.de>
4887 * configure.in (assembler eh_frame optimization): Handle big
4889 * configure: Regenerated.
4891 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
4893 * expr.c (epxand_expr): Convert divisions into multiplications by
4894 reciprocals if -ffast-math.
4896 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
4898 * dbxout.c (dbxout_really_begin_function): Rename to
4899 dbxout_begin_function.
4900 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4901 (dbxout_begin_function): Remove.
4902 (dbxout_function): Update.
4903 (dbxout_source_line): Update prototype.
4904 * dbxout.h (dbxout_begin_function): Remove.
4905 * debug.c (do_nothing_debug_hooks): Update.
4906 (debug_nothing_tree): Update.
4907 (debug_nothing_charstar_rtx): Remove.
4908 * debug.h (union tree_node): Declare.
4909 (struct rtx_def): Remove.
4910 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
4911 begin_function. Change source_line prototype.
4912 (debug_nothing_tree): New.
4913 (debug_nothing_charstar_rtx): Delete.
4914 (dwarf2out_begin_prologue): Moved from ...
4916 * dwarf2out.c (dwarf2_debug_hooks): Update.
4917 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
4918 debug info, call dwarf2out_source_line.
4919 (dwarf2out_souce_line): Update prototype.
4920 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
4921 Change prototype, make static.
4922 (dwarfout_source_line): Update prototype.
4923 (dwarf_debug_hooks): Update.
4924 * dwarfout.h (dwarfout_begin_function): Remove.
4925 * final.c (final_start_function, final_scan_insn): Use appropriate
4926 debug hooks, update to use notice_source_line.
4927 (output_source_line): Rename notice_source_line. Don't call the
4928 source_line debug hook.
4929 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
4930 make static, update prototype.
4931 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
4933 (sdbout_end_prologue): New.
4934 (sdbout_source_line): Update prototype.
4935 (sdbout_debug_hooks): Update.
4936 (sdbout_symbol): Remove unused var.
4937 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
4939 * varasm.c: Include debug.h.
4940 (assemble_start_function): Use begin_function debug_hook.
4941 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4942 update with prototype.
4943 (xcoffout_source_line): Update prototype.
4944 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4946 (xcoffout_source_line): Update prototype.
4948 2001-07-17 Richard Henderson <rth@redhat.com>
4950 * c-typeck.c (build_binary_op): Do not shorten unsigned
4951 right shift after sign extension.
4953 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
4955 * combine.c (combine_simplify_rtx): Attempt to simplify
4956 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
4958 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
4959 (simplify_binary_operation, simplify_unary_operation,
4960 simplify_relational_operation): Use it.
4962 * combine.c (combine_simplify_rtx): Don't do associative law
4963 on divisions; allow associative law on floats.
4965 2001-07-17 H.J. Lu <hjl@gnu.org>
4966 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4968 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
4969 ASM_OUTPUT_WEAK_ALIAS are defined.
4970 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
4971 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
4973 * config/mips/iris5.h: ... here.
4974 (HANDLE_SYSV_PRAGMA): Defined as 1.
4975 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
4976 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
4979 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4981 * c-parse.in (all_prefix_attributes): New variable.
4982 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
4983 (maybe_resetattrs): New production.
4984 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
4985 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
4986 notype_initdcl, nested_function, notype_nested_function,
4987 component_decl, components, components_notype,
4988 component_declarator, component_notype_declarator,
4989 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
4990 ivars, mydecl, myparm): Update. Avoid prefix attributes just
4991 after a comma being applied to more than one declarator.
4992 * doc/extend.texi (Attribute Syntax): Update. Remove
4993 documentation of bugs that are no longer present.
4995 2001-07-13 Eric Christopher <echristo@redhat.com>
4997 * config/mips/mips.h: Change TUNE_MIPS* options to use
4999 (EXTRA_SPECS): Add cc1_cpu_spec.
5000 * config/mips/mips.md (muldf3): Fix typo.
5002 2001-07-16 Richard Henderson <rth@redhat.com>
5004 * config/m68k/m68k.c: Include expr.h and reload.h.
5005 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
5006 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
5008 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
5009 Richard Henderson <rth@redhat.com>
5011 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
5012 (insn_live_p): Fix fall off end of function.
5013 (dead_libcall_p): Remove COUNTS argument; update callers.
5014 (delete_trivially_dead_insns): Remove unused variables.
5016 2001-07-17 Andreas Jaeger <aj@suse.de>
5018 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
5021 * lcm.c (optimize_mode_switching): Avoid warning for unused
5022 variable if !NORMAL_MODE.
5024 * flow.c (try_crossjump_to_edge): Remove unused variable.
5026 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5028 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
5029 atexit declaration in stdlib.h.
5031 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
5033 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
5035 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5037 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
5038 * except.c (finish_eh_generation): Update call of cleanup_cfg;
5039 do rebuild_jump_labels instead of jump_optimize
5040 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
5041 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
5042 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
5044 * flow.c: Include timevar.h
5045 (find_basic_block): Push/pop timevar;
5046 (cleanup_cfg): Likewise.
5047 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
5048 * Makefile: Add dependencies on timevar.h
5050 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
5051 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
5053 * rtl.h (delete_trivially_dead_insns): Add new parameter.
5054 * toplev.c (rest_of_compilation): Update calls.
5055 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
5056 (delete_trivially_dead_insns): ... here; accept new argument
5057 preserve_basic_blocks; preserve basic blocks if set.
5059 * reg-stack.c (stack_regs_mentioned): Return 0 if
5060 stack_regs_mentioned_data is not initialized.
5061 (reg_to_stack): Make stack_regs_mentioned survive after the
5062 reg-stack is completted; do not call cleanup_cfg.
5063 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
5064 make cleanup_cfg after bb-reorder to output to debug file.
5066 2001-07-16 Richard Henderson <rth@redhat.com>
5068 * regclass.c (init_reg_sets): Use only 32 bits per initializer
5069 from int_reg_class_contents.
5071 2001-07-16 Richard Henderson <rth@redhat.com>
5073 * hard-reg-set.h (regs_invalidated_by_call): Declare.
5074 * regclass.c (regs_invalidated_by_call): Move from cse.c.
5075 (init_reg_sets_1): Move initialization from cse_main.
5076 * cse.c (regs_invalidated_by_call): Move to regclass.c.
5077 (cse_main): Move its initialization also.
5078 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
5079 * flow.c (propagate_one_insn): Likewise.
5080 * gcse.c (compute_hash_table): Likewise.
5081 (compute_kill_rd, compute_store_table): Likewise.
5082 * sched-deps.c (sched_analyze_1): Likewise.
5084 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
5086 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
5089 2001-07-16 Steve Ellcey <sje@cup.hp.com>
5091 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
5092 in if statement so we don't access undefined memory.
5094 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
5096 * gcse.c: Update comment at top.
5097 Update comment on mem handling.
5098 mem_last_set, mem_first_set, mem_set_in_block: gone.
5099 Declaration of reg_set_info: gone.
5100 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
5101 pointless with load_killed_in_block_p (they are *more*
5102 conservative then it, not less, and less accurate).
5103 (oprs_not_set_p): Ditto.
5104 (alloc_gcse_mem): Don't allocate mem_set_in_block
5105 (free_gcse_mem): Don't free it, either.
5106 (record_last_mem_set_info): Update comment in front, remove
5107 mem_*set_* stuff. Note the reason we don't handle stores directly
5109 (compute_hash_table): Update comments to reflect reality. Remove
5110 mem_*set_* references.
5111 (reset_opr_set_tables): Remove mem_*set_* references.
5113 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
5114 (mark_clobber): Ditto (on both parts, we double set here too).
5115 (expr_killed_p): Remove mem_set_in_block test.
5116 (compute_transp): Remove mem_set_in_block test.
5118 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
5119 of edge, and removal of phi alternative to dump file.
5120 (ssa_ccp_substitute_constants): Add note about register now being
5121 constant, and which uses were replaced in what insns to dump file.
5123 2001-07-16 Andreas Jaeger <aj@suse.de>
5125 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
5126 variables of type HOST_WIDEST_INT.
5128 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
5129 (__bb_exit_func): Correct type of count_max to avoid overflow.
5130 (num_digits): Handle long long argument.
5132 * combine.c (gen_lowpart_for_combine): Remove unused variable.
5134 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5136 * output.h (sdb_begin_function_line): Restore as an extern
5138 * sdbout.c (sdb_begin_function_line): Make extern.
5140 2001-07-15 Richard Henderson <rth@redhat.com>
5142 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
5143 * genrecog.c (maybe_both_true_mode): New.
5144 (maybe_both_true_2): Use it.
5145 (write_switch): Don't put Pmode in a switch.
5146 * rtl.c (mode arrays): Don't explicitly size them.
5148 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5150 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
5151 handling; move unconditional splitting before mode switching.
5153 * i386.md (type): Add fistp type.
5154 (i387, length_attr, scheduling definitions): Handle this type.
5155 (fix_trunc?f?i2): Revamp to use mode switching.
5156 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
5157 * i386.h (fp_cw_mode): New enum
5158 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
5159 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
5161 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5163 * Makefile.in (integrate.o): Add debug.h.
5164 * integrate.c (debug.h): Add.
5165 (output_inline_function): Save, reset, and restore debug_hooks.
5167 2001-07-15 Richard Henderson <rth@redhat.com>
5169 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
5170 instead of COMPARE for the EQUIV expression.
5172 2001-07-15 Richard Henderson <rth@redhat.com>
5174 * flow.c (redirect_edge_and_branch_force): Initialize
5175 global_live_at_start and global_live_at_end.
5176 (allocate_bb_life_data): Export.
5177 * basic-block.h (allocate_bb_life_data): Declare.
5178 * toplev.c (rest_of_compilation): Call it.
5180 2001-07-15 Richard Henderson <rth@redhat.com>
5182 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
5183 (alpha_tablejump_best_label): New.
5184 * config/alpha/alpha-protos.h: Declare them.
5185 * config/alpha/alpha.md: Use braced strings for code blocks.
5186 (tablejump_osf): Break out add with r29.
5187 (tablejump_osf_internal): Remove.
5188 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
5189 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
5191 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5193 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
5196 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
5198 * i386-protos.h (ix86_split_fp_branch): Update prototype.
5199 (ix86_fp_jump_nontrivial_p): New.
5200 * i386.md (fp_jcc_?): Update call of split_fp_branch;
5201 use ix86_fp_jump_nontrivial_p.
5202 * i386.c (ix86_fp_jump_nontrivial_p): New.
5203 (ix86_split_fp_branch): Accept code instead of rtx.
5204 (ix86_expand_compare): Expand comparison early in case
5205 doing so is resonably cheap.
5207 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
5209 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
5211 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
5212 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
5214 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
5216 * dbxout.c (dbxout_source_line): Make static, update prototype.
5217 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
5218 (dbxout_init, dbxout_finish, dbxout_source_line,
5219 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
5220 * dbxout.h (dbxout_source_line): Delete.
5221 * debug.c (debug_nothing_file, debug_nothing_file_int,
5222 debug_nothing_file_charstar_rtx): New.
5223 (do_nothing_debug_hooks): Update.
5224 (debug_nothing_void, debug_nothing_charstar_rtx,
5225 dwarf2out_end_epilogue): New.
5226 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5227 * debug.h (struct rtx_def): Declare.
5228 (gcc_debug_hooks): New hooks source_line, end_epilogue
5230 (debug_nothing_void, debug_nothing_charstar_rtx,
5231 dwarf2out_end_epilogue): New.
5232 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5233 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
5234 (dwarf2_debug_hooks): Update.
5235 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
5236 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
5237 * dwarf2out.h (dwarf2out_source_line): Remove.
5238 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
5239 Make static, update prototype.
5240 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
5241 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
5242 (dwarf_debug_hooks): Update.
5243 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
5244 dwarfout_end_function): Remove.
5245 * final.c (profile_function): Use debug hooks for ending functions
5247 (output_source_line, final_end_function): Update prototype,
5249 (final_start_function, final_scan_insn): Update.
5250 * output.h (sdb_begin_function_line): Remove.
5251 (final_end_function): Update prototype.
5252 * sdbout.c (sdb_begin_function_line): Make static.
5253 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
5254 (sdbout_source_line): New.
5255 (sdbout_end_epilogue, sdbout_end_function): Make static, update
5257 (sdb_debug_hooks): Update.
5258 (sdbout_init, sdbout_source_line,
5259 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
5260 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
5261 * toplev.c (compile_file, rest_of_compilation): Update.
5262 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
5263 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
5264 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
5265 Update for prototype changes.
5266 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
5267 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
5269 2001-07-15 Richard Henderson <rth@redhat.com>
5271 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
5272 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
5273 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
5274 * config/alpha/alpha.c: Likewise.
5275 * config/alpha/alpha.md: Likewise.
5276 * config/alpha/alpha32.h: Likewise.
5277 * config/alpha/vms.h: Likewise.
5280 2001-07-14 Richard Henderson <rth@redhat.com>
5282 * config/alpha/alpha.md: Use define_constants for unspec values.
5283 Substitute throughout.
5285 2001-07-14 Tim Josling <tej@melbpc.org.au>
5287 * tree.def (EXPON_EXPR) remove. Never supported anyway.
5289 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
5291 * pa.md: Remove unused constraints from define_split's.
5293 2001-04-14 Richard Henderson <rth@redhat.com>
5295 * ifcvt.c (find_cond_trap): Test for exit block.
5297 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
5299 Re-install recently reverted patch.
5300 * emit-rtl.c (try_split): Update mark_jump_label call.
5301 * flow.c (find_sub_basic_blocks): Likewise.
5302 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5304 (mark_all_labels): Kill second parameter.
5305 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5306 (rebuild_jump_labels, jump_optimize_minimal): Update call
5308 (jump_optimize_1): Kill crossjumping code.
5309 (mark_jump_label): Kill cross_jump parameter.
5310 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5311 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5312 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5314 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5316 (dump_file_info): Likewise.
5317 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5318 reorganize passes to do reg-stack first, bb-reorder second.
5319 * invoke.texi (-d letters doc): Remove the jump2 pass.
5321 2001-07-14 Richard Henderson <rth@redhat.com>
5323 * ifcvt.c (find_cond_trap): New.
5324 (find_if_header): Call it.
5325 (merge_if_block): Relax existing jump sanity check.
5326 * jump.c (jump_optimize_1): Remove conditional trap handling.
5328 2001-07-14 Alan Modra <amodra@bigpond.net.au>
5330 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
5332 (insn_refs_are_delayed): Correct comment.
5333 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
5334 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
5335 instead of r31. Make associated insn !TARGET_64BIT, and
5336 provide an additional 64-bit insn that clobbers r2.
5338 (udivsi3): Likewise.
5340 (umodsi3): Likewise.
5342 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
5344 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
5346 * flow.c (redirect_edge_and_branch_force, split_edge,
5347 try_crossjump_to_edge): Use set_block_for_new_insns.
5348 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
5350 2001-07-13 H.J. Lu (hjl@gnu.org)
5352 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
5355 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5357 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
5359 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
5361 * c-common.c (decl_attributes): Take a pointer to the node to
5362 which attributes are to be attached, and a flags argument.
5363 * c-common.h (enum attribute_flags): New.
5364 (decl_attributes): Update prototype.
5365 * c-decl.c (start_decl, push_parm_decl, finish_struct,
5366 finish_enum, start_function): Update calls to decl_attributes.
5367 * c-parse.in (component_declarator, component_notype_declarator,
5368 label): Update calls to decl_attributes.
5370 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
5372 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
5373 * config/avr/avr.c (legitimate_address_p): Return value changed
5374 from letter to register classes. For better debugging.
5376 2001-07-13 Kazu Hirata <kazu@hxi.com>
5378 * jump.c (reversed_comparison_code_parts): Fix comment typos.
5380 2001-07-13 H.J. Lu (hjl@gnu.org)
5382 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
5384 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
5386 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
5387 correctly for shared configurations.
5388 * config/t-libgcc-pic: New.
5389 * config/{i386,m68k,sparc}/t-openbsd: New.
5390 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
5391 Support -shared. Support debugging libraries with -g.
5392 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
5393 frame information does not emit pointer diffs.
5394 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
5397 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5399 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
5401 2001-07-13 David Edelsohn <edelsohn@gnu.org>
5403 * combine.c (try_combine): Ensure const_int pow2 is positive.
5405 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
5407 * config.gcc: Add configuration for s/390.
5408 * config/s390/s390.c: New. Subroutines for code generation.
5409 * config/s390/s390.h: New. Definitions for s/390.
5410 * config/s390/s390-protos.h: New. Prototypes.
5411 * config/s390/linux.h: New. Definitions for linux for s/390.
5412 * config/s390/linux64.h: New. Definitions for linux for zSeries.
5413 * config/s390/t-linux: New. Makefile fragment.
5414 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
5415 * config/s390/fixdfdi.h: New. Fix L_fix*di.
5417 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5419 * emit-rtl.c (try_split): Update mark_jump_label call.
5420 * flow.c (find_sub_basic_blocks): Likewise.
5421 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5423 (mark_all_labels): Kill second parameter.
5424 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5425 (rebuild_jump_labels, jump_optimize_minimal): Update call
5427 (jump_optimize_1): Kill crossjumping code.
5428 (mark_jump_label): Kill cross_jump parameter.
5429 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5430 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5431 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5433 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5435 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5436 reorganize passes to do reg-stack first, bb-reorder second.
5437 * invoke.texi (-d letters doc): Remove the jump2 pass.
5439 2001-07-12 Steve Ellcey <sje@cup.hp.com>
5441 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
5443 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5445 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
5447 (verify_flow_info): Make diagnostics prettier.
5449 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5451 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
5453 * flow.c (outgoing_edges_match): Return early if condition reversal
5456 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
5458 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
5459 (mips_move_2words): When splitting a move into two instructions,
5460 prefix the second address operand with '%D'.
5462 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
5464 * Makefile.in (final.o): Depend on debug.h.
5465 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
5466 (dbx_debug_hooks): Add new hooks.
5467 (xcoff_debug_hooks): New.
5468 * debug.c (debug_nothing_file_int_int): New.
5469 (do_nothing_debug_hooks): Update.
5470 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
5471 (debug_nothing_file_int_int): New.
5472 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
5473 static, update prototype.
5474 (dwarf2_debug_hooks): Update.
5475 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
5476 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
5477 static, update prototype.
5478 (dwarf_debug_hooks): Update.
5479 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
5480 * final.c: Include debug.h.
5481 (final_scan_insn): Use debug hooks when beginning and ending blocks.
5482 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
5483 static, update prototype.
5484 (sdb_debug_hooks): Update.
5485 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
5486 * toplev.c: Distinguish between xcoff and dbx.
5488 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
5489 Call all debug hooks, not just dwarf ones.
5491 2001-07-11 Timothy Wall <twall@redhat.com>
5493 * config.gcc: Add configuration for AIX5/IA64.
5494 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
5495 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
5496 support prefix/suffix code.
5497 * config/ia64/t-aix: New. Makefile fragment.
5498 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
5500 2001-07-11 Kazu Hirata <kazu@hxi.com>
5502 * recog.c (validate_change): Fix a comment typo.
5504 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
5506 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
5507 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
5509 * dbxout.c (dbx_debug_hooks): Add new hooks.
5510 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
5512 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
5514 * dbxout.h (dbxout_start_new_source_file,
5515 dbxout_resume_previous_source_file): Delete.
5516 * debug.c (do_nothing_debug_hooks): Add new hooks.
5517 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5518 (debug_nothing_int_charstar, debug_nothing_int): New.
5519 * debug.h (gcc_debug_hooks): New hooks define, undef,
5520 start_source_file and end_source_file.
5521 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5522 (debug_nothing_int_charstar, debug_nothing_int): New.
5523 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
5524 the conditionally compiled section.
5525 (dwarf2out_start_source_file, dwarf2out_end_source_file,
5526 dwarf2out_define, dwarf2out_undef): Make static.
5527 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
5528 dwarf2out_define, dwarf2out_undef): Remove.
5529 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
5530 (dwarfout_start_source_file, dwarfout_end_source_file,
5531 dwarfout_define, dwarfout_undef): Make static.
5532 (dwarfout_start_source_file_check,
5533 dwarfout_end_source_file_check): New.
5534 (dwarfout_define, dwarfout_finish): Update.
5535 * dwarfout.h (dwarfout_start_new_source_file,
5536 dwarfout_resume_previous_source_file, dwarfout_define,
5537 dwarfout_undef): Remove.
5538 * sdbout.c (sdb_debug_hooks): Add new hooks.
5539 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
5541 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
5542 make static, take an arg.
5543 * sdbout.h (sdbout_start_new_source_file,
5544 sdbout_resume_previous_source_file): Delete.
5545 * toplev.c (debug_start_source_file, debug_end_source_file,
5546 debug_define, debug_undef): Delete.
5547 * toplev.h (debug_start_source_file, debug_end_source_file,
5548 debug_define, debug_undef): Delete.
5550 * java/jcf-parse.c: Include debug.h.
5551 (parse_class_file): Update to use debug hooks directly.
5552 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
5554 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5556 * alias.c (set_mem_alias_set): New function.
5557 * rtl.h (set_mem_alias_set): Declare it.
5558 * builtins.c (expand_builtin_return_addr): Call it instead of
5559 using MEM_ALIAS_SET accessor.
5560 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
5561 (get_memory_rtx, expand_builtin_va_arg): Likewise.
5562 (expand_builtin_va_copy):Likewise.
5563 * caller-save.c (setup_save_areas): Likewise.
5564 * calls.c (compute_argument_addresses): Likewise.
5565 * explow.c (set_mem_attributes): Likewise.
5566 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
5567 (expand_assignment, store_constructor_field, store_field): Likewise.
5568 (expand_expr_unaligned): Likewise.
5569 * function.c (assign_stack_temp_for_type): Likewise.
5570 (put_reg_into_stack, gen_mem_addressof): Likewise.
5571 * ifcvt.c (noce_try_cmove_arith): Likewise.
5572 * reload1.c (reload, alter_reg): Likewise.
5573 * config/alpha/alpha.c (get_aligned_mem): Likewise.
5574 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
5575 (alpha_expand_unaligned_store): Likewise
5576 (alpha_expand_unaligned_load_words): Likewise.
5577 (alpha_expand_unaligned_store_words): Likewise.
5578 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
5579 (alpha_expand_epilogue): Likewise.
5580 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
5581 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
5582 * config/i386/i386.c (legitimize_pic_address): Likewise.
5583 * config/i960/i960.c (setup_incoming_varargs): Likewise.
5584 * config/ia64/ia64.c (spill_restore_mem): Likewise.
5585 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
5586 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
5587 * config/mips/mips.c (mips_va_arg): Likewise.
5588 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5589 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
5590 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5591 (setup_incoming_varargs, rs6000_va_arg): Likewise.
5592 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
5593 (rs6000_emit_epilogue): Likewise.
5594 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
5595 * config/sparc/sparc.c (sparc_va_arg): Likewise.
5596 * config/v850/v850.c (v850_va_arg): Likewise.
5598 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
5600 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
5601 when fallthru edge is present.
5602 (mege_blocks): Handle case where creation of jump insn
5605 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
5606 CLEANUP_POST_REGSTACK): New constants.
5607 * except.c (finish_eh_generation): Update call of cleanup_cfg,
5608 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
5609 * output.h (cleanup_cfg): Update prototype.
5610 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
5611 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
5612 cleanup_cfg call; kill missleading comment.
5613 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
5614 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
5615 parameter; control optimizations performed using it.
5616 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5617 try_crossjump_bb): New functions.
5619 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5621 * pa.c (pa_output_function_prologue): Delete prototype. Make function
5623 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
5624 pa_output_function_prologue.
5625 * pa-protos.h (pa_output_function_prologue): New prototype.
5627 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5629 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
5630 and low to get correct sign extension in low+high test.
5632 2001-07-11 Janis Johnson <janis@us.ibm.com>
5634 * gcov.c (arcdata): Use gcov_type to fix branch percentage
5635 for large hit count.
5637 * profile.c (branch_prob): Fix .bbg info for computed gotos
5640 2001-07-11 Mark Mitchell <mark@codesourcery.com>
5642 * stmt.c (parse_output_constraint): New function, split out
5644 (expand_asm_operands): ... here. Use parse_output_constraint.
5645 * tree.h (parse_output_constraint): Declare it.
5647 2001-07-11 Richard Henderson <rth@redhat.com>
5649 * bitmap.c: Comment some functions; fiddle whitespace.
5650 (bitmap_free): Don't export.
5651 (bitmap_element_allocate): Use memset.
5652 * bitmap.h (bitmap_free): Don't declare.
5654 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
5656 * gcse.c, lcm.c, sched-deps.c:
5657 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
5659 * flow.c (flow_loops_find): Free dom if we found no loops, since
5660 we aren't going to save it.
5662 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
5665 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
5667 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
5669 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5671 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
5672 #ifndef DWARF2_DEBUGGING_INFO.
5674 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5676 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
5678 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5680 * config/mips/mips.c (gen_int_relational): Tell the caller not to
5681 reverse a branch if a NE comparison is implemented with GTU.
5683 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5684 H.J. Lu <hjl@gnu.org>
5686 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
5688 (call_internal2): Likewise.
5689 (call_value_internal1): Likewise.
5690 (call_value_internal2): Likewise.
5691 (call_value_multiple_internal1): Likewise.
5692 (call_value_multiple_internal2): Likewise.
5694 2001-07-10 Kazu Hirata <kazu@hxi.com>
5696 * calls.c (emit_library_call_value_1): Fix a comment typo.
5697 * dwarf2out.c (mem_loc_descriptor): Likewise.
5698 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
5700 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
5702 * simplify-rtx.c (simplify_subreg): Fix typo in comment
5704 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5706 * recog.c (offsettable_address_p): Handle LO_SUM case.
5707 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
5708 instead of plus_constant.
5710 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5712 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
5713 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
5715 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5717 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
5718 adjust_address_nv instead of plus_constant.
5720 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
5722 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
5723 dwarf2out.o): Depend on debug.h, wrap long lines.
5724 * dbxout.c: Include debug.h.
5725 (dbx_debug_hooks): New.
5726 (dbxout_init): Make static, take just 2 args.
5727 (dbxout_finish): Make static.
5728 * dbxout.h (dbxout_init, dbxout_finish): Delete.
5729 * debug.c: New file.
5730 * debug.h: New file.
5731 * dwarf2out.c: Include debug.h.
5732 (dwarf2_debug_hooks): New.
5733 (dwarf2out_init): Make static.
5734 (dwarf2out_finish): Make static, take 2 args.
5735 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
5736 * dwarfout.c: Include debug.h.
5737 (dwarf_debug_hooks): New.
5738 (dwarfout_init): Make static.
5739 (dwarfout_finish): Make static, take 2 args.
5740 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
5741 * sdbout.c: Include debug.h.
5742 (sdb_debug_hooks): New.
5743 (sdbout_init): Make static, take 2 args.
5744 * sdbout.h (sdbout_init): Delete.
5745 * toplev.c: Include debug.h.
5747 (compile_file): Set deubg_hooks based on command line options.
5748 Use the hooks unconditionally rather than conditional compilation.
5750 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
5752 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
5753 first_insn_after_basic_block_note instead.
5755 * df.c (df_bb_refs_unlink): #if 0 out for now.
5757 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
5759 * ssa.h: Add prototype for ssa_const_prop
5760 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
5761 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
5762 (ssa_fast_dce): Remove unused variable
5764 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5766 * diagnostic.c (finish_diagnostic): Rename to
5767 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
5770 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
5772 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
5775 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
5776 (dump_file): Only pad the demangled name with spaces if the
5777 mangled name was padded with spaces.
5779 2001-07-10 Bernd Schmidt <bernds@redhat.com>
5781 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
5784 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5786 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
5787 extraction if no direct load if either EXPAND_CONST_ADDRESS or
5790 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
5791 whether can put offset inside LO_SUM to check mode alignment, not size.
5793 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5795 * doc/tm.texi (Misc): Fix thinko.
5797 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
5799 * regmove.c (replace_in_call_usage): Fix warnings.
5800 * sched-deps.c (add_dependence): Fix warnings.
5801 * simplify-rtx.c (simplify_subreg): Likewise.
5802 Return NULL_RTX instead of NULL.
5804 * reg-stack.c (emit_swap_insn): Eliminate warnings.
5805 (subst_asm_stack_regs): Likewise.
5807 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
5810 * dwarf2out.c (output_call_frame_info): Declare i as int.
5811 (build_abbrev_table): Declare n_alloc as int.
5812 (dwarf2out_finish): Initialize die.
5813 * except.c: Declare sjlj_funcdef_number as unsigned.
5814 (connect_post_landing_pads): Declare j as unsigned.
5815 (convert_to_eh_region_ranges): Initialize call_site.
5816 (output_function_exception_table): Initialize tt_format_size.
5817 * expr.c (move_by_pieces_1): Initialize to1.
5818 (store_constructor): Initialize minelt and maxelt.
5819 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
5820 * function.c (instantiate_decls): Avoid signed/unsigned warning.
5822 * c-decl.c (combine_parm_decls): Unused, remove.
5823 * c-tree.h: Remove prototype for combine_parm_decls.
5825 * reload.c (push_reload): Fix warning.
5826 (regno_clobbered_p): Likewise.
5827 * reload1.c (replace_pseudos_in_call_usage): Likewise.
5828 (reload_combine): Likewise.
5830 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
5831 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
5833 * bitmap.c (bitmap_operation): Change user.
5834 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
5836 2001-07-10 Eric Christopher <echristo@redhat.com>
5838 * config/mips/mips.c (override_options): Fix typo.
5840 2001-07-09 Stan Shebs <shebs@apple.com>
5842 * target.h (struct gcc_target): New fields init_builtins and
5844 * target-def.h (TARGET_INIT_BUILTINS): New macro.
5845 (TARGET_EXPAND_BUILTIN): New macro.
5846 (TARGET_INITIALIZER): Add them.
5847 * builtins.c: Include target.h.
5848 (expand_builtin): Use targetm.expand_builtin.
5849 (default_init_builtins): New function.
5850 (default_expand_builtin): New function.
5851 * expr.h (default_init_builtins): Declare.
5852 (default_expand_builtin): Declare.
5853 * c-common.c (c_common_nodes_and_builtins): Use
5854 targetm.init_builtins.
5855 * defaults.h (MD_INIT_BUILTINS): Remove.
5856 * Makefile.in (builtins.o): Depend on target.h.
5858 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
5859 (TARGET_EXPAND_BUILTIN): Define.
5860 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
5861 (MD_EXPAND_BUILTIN): Remove.
5863 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
5864 (TARGET_EXPAND_BUILTIN): Define.
5865 (c4x_init_builtins): Make endlink arg a local.
5866 (c4x_print_operand): Fix typos in adjust_address usages.
5867 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
5868 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
5869 (MD_EXPAND_BUILTIN): Remove.
5871 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
5872 (TARGET_EXPAND_BUILTIN): Define.
5873 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
5874 (ix86_init_builtins): Call new function only if TARGET_MMX.
5875 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
5876 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
5877 (MD_EXPAND_BUILTIN): Remove.
5879 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
5880 (TARGET_EXPAND_BUILTIN): Define.
5881 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
5882 (MD_EXPAND_BUILTIN): Remove.
5884 * doc/tm.texi: Document these changes.
5886 2001-07-09 Diego Novillo <dnovillo@redhat.com>
5888 * basic-block.h (tree_node): Forward declare if needed.
5889 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
5890 (BLOCK_HEAD_TREE): Define.
5891 (BLOCK_END_TREE): Define.
5892 (struct loops): Rename field 'tree' to 'tree_root'.
5893 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
5895 (flow_loops_tree_build): Rename reference to field 'tree' to
5897 (flow_loops_level_compute): Ditto.
5898 * predict.c (estimate_bb_frequencies): Ditto.
5899 * tree.h (struct tree_common): Add field 'aux'.
5901 2001-07-09 Stan Shebs <shebs@apple.com>
5903 * config/darwin.c (darwin_encode_section_info): Don't mark any
5904 DECL_EXTERNAL node as defined.
5906 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5908 * pa.c (pa_init_machine_status, pa_mark_machine_status,
5909 pa_free_machine_status, hppa_init_pic_save): Delete.
5910 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
5911 (hppa_profile_hook): Use hppa_pic_save_rtx.
5912 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
5913 hppa_init_pic_save): Delete.
5914 (hppa_pic_save_rtx): Declare.
5915 * pa.md (call, call_value, sibcall, sibcall_value,
5916 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
5918 2001-07-09 Kazu Hirata <kazu@hxi.com>
5920 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
5921 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
5923 2001-07-09 Andreas Jaeger <aj@suse.de>
5925 * output.h: Add declaration of final_forward_branch_p.
5927 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
5929 * varray.c: Include errors.h for internal_error and trim_filename
5932 * Makefile.in (varray.o): Add errors.h.
5934 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
5936 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
5937 * optabs.c (have_add2_insn): Check whether the add insn chosen
5938 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
5939 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
5941 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
5943 * Makefile.in (OBJS): Add ssa-ccp.o
5944 (ssa-ccp.o): Add dependencies.
5945 * toplev.c (DFI_ssa_ccp): New dump file enum.
5946 (dump_file): Add entry for dumping after SSA CCP.
5947 (flag_ssa_ccp): New flag variable.
5948 (f_options): Add -fssa-ccp.
5949 (rest_of_compilation): Run SSA CCP if requested.
5950 * timevar.def (TV_SSA_CCP): New timevar.
5951 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
5952 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
5953 Fix minor typo in SSA DCE documentation.
5954 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
5955 Add documentation for new dump option. Renumber dump files
5958 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5960 * emit-rtl.c (gen_highpart_mode): New.
5961 * rtl.h (gen_highpart_mode): Declare.
5962 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
5963 operand can be VOIDmode constant.
5965 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5967 * flow.c (redirect_edge_and_branch_force): New.
5968 (can_fallthru): Ensure that basic blocks are succeeding.
5969 (try_optimize_cfg): Do not delete basic block if it is the last one.
5971 * flow.c (try_redirect_by_replacing_jump): Do not remove
5972 jumps with side effects, unlink chain on fallthru edge;
5973 set block for new jump instruction; avoid basic block to
5974 over by line number note.
5976 * flow.c (try_simplify_condjump): Verify that the condjump
5977 is not always falling trought.
5980 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
5982 * flow.c (forwarder_block_p): Fix for fallthru blocks.
5983 (try_redirect_by_replacing_jump): Update properly the count
5984 and frequency information.
5986 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5988 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
5989 address that is a LO_SUM specially.
5990 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
5992 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
5994 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
5995 (operand_subword): Use them.
5996 (change_address_1): Renamed from change_address; new arg VALIDATE.
5997 * expr.h: Reflect above changes; change_address now macro.
5998 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
6000 * cselib.c (add_mem_for_addr): Likewise.
6001 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
6002 * regmove.c (try_apply_stack_adjustment): Likewise.
6003 * reload.c (push_reload, make_memloc): Likewise.
6004 * reload1.c (eliminate_regs): Likewise.
6005 * simplify-rtx.c (simplify_replace_rtx): Likewise.
6006 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
6008 * combine.c (make_extraction, simplify_shift_const): Likewise.
6009 (gen_lowpart_for_combine): Likewise.
6010 * cse.c (gen_lowpart_if_possible): Likewise.
6011 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
6012 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
6013 * optabs.c (gen_move_insn): Likewise.
6014 * reload1.c (alter_reg): Likewise.
6015 * simplify-rtx.c (simplify_subreg): Likewise.
6016 * stmt.c (expand_anon_union_decl): Likewise.
6017 * recog.c (validate_replace_rtx_1): Likewise.
6019 * Makefile.in (recog.o): Add $(EXPR_H).
6020 * explow.c (stabilize): Call replace_equiv_address.
6021 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
6022 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
6024 2001-07-03 Andrew Haley <aph@redhat.com>
6026 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
6027 the mode of the memory location.
6029 2001-07-09 Bo Thorsen <bo@suse.co.uk>
6031 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
6033 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
6035 * final.c (output_addr_const): Use target opening and
6036 closing parentheses.
6037 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
6038 defaults, add to TARGET_ASM_OUT.
6039 * target.h (struct gcc_target): Add open_paren and close_paren.
6040 * doc/md.texi: Update.
6041 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
6042 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
6043 TARGET_ASM_CLOSE_PAREN.
6044 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
6046 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
6048 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
6049 * config/a29k/a29k.h: Similarly.
6050 * config/alpha/alpha.h: Similarly.
6051 * config/arc/arc.h: Similarly.
6052 * config/arm/aof.h: Similarly.
6053 * config/arm/aout.h: Similarly.
6054 * config/avr/avr.h: Similarly.
6055 * config/c4x/c4x.h: Similarly.
6056 * config/clipper/clipper.h: Similarly.
6057 * config/convex/convex.h: Similarly.
6058 * config/d30v/d30v.h: Similarly.
6059 * config/dsp16xx/dsp16xx.h: Similarly.
6060 * config/elxsi/elxsi.h: Similarly.
6061 * config/fr30/fr30.h: Similarly.
6062 * config/h8300/h8300.h: Similarly.
6063 * config/i370/i370.h: Similarly.
6064 * config/i386/i386.h: Similarly.
6065 * config/i860/i860.h: Similarly.
6066 * config/i960/i960.h: Similarly.
6067 * config/ia64/ia64.h: Similarly.
6068 * config/m32r/m32r.h: Similarly.
6069 * config/m68hc11/m68hc11.h: Similarly.
6070 * config/m68k/m68k.h: Similarly.
6071 * config/m88k/m88k.h: Similarly.
6072 * config/mcore/mcore.h: Similarly.
6073 * config/mips/mips.h: Similarly.
6074 * config/mn10200/mn10200.h: Similarly.
6075 * config/mn10300/mn10300.h: Similarly.
6076 * config/ns32k/ns32k.h: Similarly.
6077 * config/pa/pa.h: Similarly.
6078 * config/pdp11/pdp11.h: Similarly.
6079 * config/pj/pj.h: Similarly.
6080 * config/romp/romp.h: Similarly.
6081 * config/rs6000/rs6000.h: Similarly.
6082 * config/sh/sh.h: Similarly.
6083 * config/sparc/sparc.h: Similarly.
6084 * config/v850/v850.h: Similarly.
6085 * config/vax/vax.h: Similarly.
6086 * config/we32k/we32k.h: Similarly.
6088 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
6090 * doc/c-tree.texi: Document representation of attributes.
6092 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6094 * doc/tm.texi: Update some places for the rename of target to
6097 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6099 * target.h (struct gcc_target): Add insert_attributes.
6100 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
6101 (TARGET_INITIALIZER): Update.
6102 * tree.c, tree.h (default_insert_attributes): New function.
6103 Update comments on other default functions to refer to targetm,
6105 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
6106 TARGET_INSERT_ATTRIBUTES.
6107 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
6108 * c-common.c (decl_attributes): Use targetm.insert_attributes.
6109 Don't use PRAGMA_INSERT_ATTRIBUTES.
6110 * Makefile.in (c-common.o): Depend on $(TARGET_H).
6111 * c-decl.c (start_decl, start_function): Don't call
6112 SET_DEFAULT_DECL_ATTRIBUTES.
6113 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
6114 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
6116 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
6117 (c4x_check_attribute): Avoid modifying attribute list itself.
6118 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
6120 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
6121 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
6123 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
6124 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
6126 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
6127 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
6129 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
6130 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
6131 Adjust parameters. Make static.
6133 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6135 * c-common.c (decl_attributes): Only take a single attributes
6137 * c-common.h (decl_attributes): Update prototype.
6138 * c-decl.c (start_decl, start_function): Only take a single
6139 attributes parameter. Update calls to decl_attributes.
6140 (finish_struct, finish_enum): Update calls to decl_attributes.
6141 (push_parm_decl): Expect unified list of attributes. Update call
6143 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
6144 notype_nested_function, component_declarator,
6145 component_notype_declarator, label): Update calls to
6147 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
6148 lists that are passed to push_parm_decl.
6149 * c-tree.h (start_function, start_decl): Update prototypes.
6150 * config/sh/sh-protos.h, config/sh/sh.c
6151 (sh_pragma_insert_attributes): Only take a single attributes
6153 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
6154 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
6155 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
6156 build_module_descriptor, generate_static_references,
6157 generate_strings, build_selector_translation_table,
6158 generate_descriptor_table, generate_protocols,
6159 generate_ivars_list, generate_dispatch_table,
6160 generate_protocol_list, generate_category,
6161 generate_shared_structures, really_start_method, add_objc_decls,
6162 generate_classref_translation_entry): Update calls to start_decl
6164 (build_tmp_function_decl, start_method_def): Unify attribute lists
6165 that are passed to push_parm_decl.
6167 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
6169 * final.c (no_asm_to_stream): New.
6170 (final_scan_insn): Use target structures for prologue ends
6171 and epilogue starts.
6172 * output.h (no_asm_to_stream): New.
6173 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
6174 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
6175 (TARGET_ASM_OUT): Update.
6176 * target.h (struct gcc_target): New members function_end_prologue
6177 and function_begin_epilogue.
6178 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
6179 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
6180 * config/alpha/alpha.c (output_end_prologue): Rename to
6181 alpha_output_function_end_prologue. Use in target struct
6183 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
6184 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
6185 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
6186 ia64_output_function_end_prologue. Use in target struct
6188 (ia64_function_prologue, ia64_funciton_epilogue): Rename
6189 mistyped prototypes.
6190 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
6191 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
6193 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
6194 an use in target struct, make static.
6195 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
6198 2001-07-08 Richard Henderson <rth@redhat.com>
6200 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
6202 2001-07-08 Richard Henderson <rth@redhat.com>
6204 * config/i386/i386.md: Remove constraints strings from define_split
6205 and define_peephole2 patterns.
6206 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
6207 (eh_return): Use them.
6209 2001-07-08 Richard Henderson <rth@redhat.com>
6211 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
6212 Document MD_FALLBACK_FRAME_STATE_FOR.
6214 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6216 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
6217 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
6219 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
6221 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
6223 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
6224 of the label inside NAME as opposed to just the end of NAME.
6226 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
6228 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
6229 * config/alpha/alpha.c (alpha_init_machine_status,
6230 alpha_mark_machine_status, alpha_free_machine_status): Delete.
6231 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
6232 (vms_valid_decl_attribute_p): Make static, conditionally compile.
6233 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
6235 2001-07-06 Stan Shebs <shebs@apple.com>
6237 * target.h (targetm): Rename global from "target", so as not to
6238 conflict with local variables.
6240 * c-typeck.c: Ditto.
6244 * cp/decl2.c: Ditto.
6245 * cp/typeck.c: Ditto.
6246 * 1750a/1750a.c: Ditto.
6247 * a29k/a29k.c: Ditto.
6251 * clipper/clipper.c: Ditto.
6252 * convex/convex.c: Ditto.
6253 * d30v/d30v.c: Ditto.
6254 * dsp16xx/dsp16xx.c: Ditto.
6255 * elxsi/elxsi.c: Ditto.
6256 * fr30/fr30.c: Ditto.
6257 * h8300/h8300.c: Ditto.
6258 * i370/i370.c: Ditto.
6259 * i386/i386.c: Ditto.
6260 * i860/i860.c: Ditto.
6261 * i960/i960.c: Ditto.
6262 * ia64/ia64.c: Ditto.
6263 * m32r/m32r.c: Ditto.
6264 * m68hc11/m68hc11.c: Ditto.
6265 * m68k/m68k.c: Ditto.
6266 * m88k/m88k.c: Ditto.
6267 * mips/mips.c: Ditto.
6268 * ns32k/ns32k.c: Ditto.
6270 * pdp11/pdp11.c: Ditto.
6271 * romp/romp.c: Ditto.
6272 * rs6000/rs6000.c: Ditto.
6274 * sparc/sparc.c: Ditto.
6276 * we32k/we32k.c: Ditto.
6277 * doc/tm.texi: Update the manual to match.
6279 2001-07-06 Richard Henderson <rth@redhat.com>
6281 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
6282 DWARF2_UNWIND_INFO not just whether it is defined.
6284 2001-07-06 Diego Novillo <dnovillo@redhat.com>
6286 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
6287 call to simplify_binary_operation returns a new pattern.
6289 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6291 * glimits.h (__SHRT_MAX__): New.
6292 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
6293 (SHRT_MAX): Define in terms of __SHRT_MAX__.
6295 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
6297 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
6300 2001-07-06 Richard Henderson <rth@redhat.com>
6302 * bitmap.c (bitmap_release_memory): Move adjacent to the
6303 allocation functions.
6304 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
6305 the implementation. Binary search for the set bit.
6306 (bitmap_union_of_diff): Allocate the temporary on the stack
6307 instead of using xmalloc.
6309 2001-07-06 Richard Henderson <rth@redhat.com>
6311 * genrecog.c (validate_pattern): Warn for constraints in
6312 define_{expand,split,peephole2}. Remove strict_low_part
6313 before looking up match_dup.
6315 2001-07-06 DJ Delorie <dj@redhat.com>
6317 * doc/gcc.texi (Makefile): Rename to be a more general purpose
6318 chapter about various build hints and history. Add section
6319 talking about the various types of native and cross builds.
6321 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
6323 * Makefile.in (final.o): Depend on target.h.
6324 * final.c: Include target.h.
6325 (default_function_pro_epilogue): New.
6326 (final_start_function): Use target structure for function prologues.
6327 (final_end_function): Use target structure for function epilogues.
6328 * fold-const.c (real_hex_to_f): Constify s and p.
6329 * output.h (default_function_pro_epilogue): New.
6330 * real.h (real_hex_to_f): Update prototype.
6331 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
6332 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
6333 (TARGET_INITIALIZER): Update.
6334 * target.h (gcc_target): Add struct asm_out.
6335 * doc/tm.texi: Update.
6338 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
6339 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
6340 in cpu/cpu.c, or rename old functions consistently. Take
6341 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
6342 redundant macros and prototypes. Make new functions static.
6344 * 1750a/1750a.c: Similarly.
6345 * 1750a/1750a.h: Similarly.
6346 * a29k/a29k-protos.h: Similarly.
6347 * a29k/a29k.c: Similarly.
6348 * a29k/a29k.h: Similarly.
6349 * arc/arc-protos.h: Similarly.
6350 * arc/arc.c: Similarly.
6351 * arc/arc.h: Similarly.
6352 * arm/arm-protos.h: Similarly.
6353 * arm/arm.c: Similarly.
6354 * arm/arm.h: Similarly.
6355 * avr/avr-protos.h: Similarly.
6356 * avr/avr.c: Similarly.
6357 * avr/avr.h: Similarly.
6358 * clipper/clipper-protos.h: Similarly.
6359 * clipper/clipper.c: Similarly.
6360 * clipper/clipper.h: Similarly.
6361 * convex/convex.c: Similarly.
6362 * convex/convex.h: Similarly.
6363 * d30v/d30v-protos.h: Similarly.
6364 * d30v/d30v.c: Similarly.
6365 * d30v/d30v.h: Similarly.
6366 * d30v/d30v.md: Similarly.
6367 * dsp16xx/dsp16xx-protos.h: Similarly.
6368 * dsp16xx/dsp16xx.c: Similarly.
6369 * dsp16xx/dsp16xx.h: Similarly.
6370 * elxsi/elxsi.c: Similarly.
6371 * elxsi/elxsi.h: Similarly.
6372 * fr30/fr30.c: Similarly.
6373 * fr30/fr30.md: Similarly.
6374 * h8300/h8300-protos.h: Similarly.
6375 * h8300/h8300.c: Similarly.
6376 * h8300/h8300.h: Similarly.
6377 * i370/i370-protos.h: Similarly.
6378 * i370/i370.c: Similarly.
6379 * i370/i370.h: Similarly.
6380 * i386/i386.c: Similarly.
6381 * i386/osf1elf.h: Similarly.
6382 * i386/osfrose.h: Similarly.
6383 * i860/i860-protos.h: Similarly.
6384 * i860/i860.c: Similarly.
6385 * i860/i860.h: Similarly.
6386 * i960/i960-protos.h: Similarly.
6387 * i960/i960.c: Similarly.
6388 * i960/i960.h: Similarly.
6389 * ia64/ia64-protos.h: Similarly.
6390 * ia64/ia64.c: Similarly.
6391 * ia64/ia64.h: Similarly.
6392 * m32r/m32r-protos.h: Similarly.
6393 * m32r/m32r.c: Similarly.
6394 * m32r/m32r.h: Similarly.
6395 * m68hc11/m68hc11-protos.h: Similarly.
6396 * m68hc11/m68hc11.c: Similarly.
6397 * m68hc11/m68hc11.h: Similarly.
6398 * m68k/crds.h: Similarly.
6399 * m68k/dpx2.h: Similarly.
6400 * m68k/m68k-protos.h: Similarly.
6401 * m68k/m68k.c: Similarly.
6402 * m68k/m68k.h: Similarly.
6403 * m68k/news.h: Similarly.
6404 * m88k/m88k-protos.h: Similarly.
6405 * m88k/m88k.c: Similarly.
6406 * m88k/m88k.h: Similarly.
6407 * mips/mips-protos.h: Similarly.
6408 * mips/mips.c: Similarly.
6409 * mips/mips.h: Similarly.
6410 * ns32k/merlin.h: Similarly.
6411 * ns32k/ns32k.c: Similarly.
6412 * ns32k/ns32k.h: Similarly.
6413 * ns32k/tek6000.h: Similarly.
6414 * pa/pa-protos.h: Similarly.
6415 * pa/pa.c: Similarly.
6416 * pa/pa.h: Similarly.
6417 * pdp11/2bsd.h: Similarly.
6418 * pdp11/pdp11-protos.h: Similarly.
6419 * pdp11/pdp11.c: Similarly.
6420 * pdp11/pdp11.h: Similarly.
6421 * romp/romp-protos.h: Similarly.
6422 * romp/romp.c: Similarly.
6423 * romp/romp.h: Similarly.
6424 * rs6000/rs6000-protos.h: Similarly.
6425 * rs6000/rs6000.c: Similarly.
6426 * rs6000/rs6000.h: Similarly.
6427 * rs6000/sysv4.h: Similarly.
6428 * sh/sh-protos.h: Similarly.
6429 * sh/sh.c: Similarly.
6430 * sh/sh.h: Similarly.
6431 * sparc/sparc-protos.h: Similarly.
6432 * sparc/sparc.c: Similarly.
6433 * sparc/sparc.h: Similarly.
6434 * vax/vax.c: Similarly.
6435 * vax/vax.h: Similarly.
6436 * vax/vms.h: Similarly.
6437 * we32k/we32k.c: Similarly.
6438 * we32k/we32k.h: Similarly.
6440 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
6442 * basic-block.h (first_insn_after_basic_block_note): Declare.
6443 * flow.c (first_insn_after_basic_block_note): Define. Moved
6445 * ssa.c (first_insn_after_basic_block_note): Remove.
6446 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
6448 (ssa_eliminate_dead_code): Properly update the CFG and PHI
6449 nodes when we find a dead conditional branch. Insert BARRIERs
6450 after any blocks with no successors, but which do not have
6453 2001-07-06 Zack Weinberg <zackw@stanford.edu>
6455 * varray.c (varray_check_failed): Use internal_error.
6457 2001-07-05 Andrew Haley <aph@redhat.com>
6459 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
6460 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
6461 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
6463 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
6465 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
6466 reference if the target constant is also a SYMBOL_REF.
6468 2001-07-05 Eric Christopher <echristo@redhat.com>
6470 * config/mips/mips.h (MASK_MIPS3900): Remove.
6471 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
6472 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
6473 (TARGET_MIPS3900): Change to use mips_arch.
6474 (TARGET_MIPS4000): New.
6475 (TARGET_MIPS4100): New.
6476 (TARGET_MIPS4300): New.
6477 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
6478 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
6480 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
6481 (ISA_HAS_BRANCHLIKELY): To here.
6482 (CC1_CPU_SPEC): New.
6483 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
6484 (mips_arch_string): Declare.
6485 (mips_arch): Declare.
6486 (TARGET_OPTIONS): Add -march and -mtune.
6488 * config/mips/mips.c (mips_arch_string): New.
6490 (override_options): Handle -march for codegen and -mtune
6491 for scheduling. Use mips_arch. Move tx39 target default here.
6492 (mips_parse_cpu): Move error message to override_options.
6494 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
6496 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
6498 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
6499 (MIPS Options): Ditto. Change mcpu entry to historical text.
6501 2001-07-05 H.J. Lu (hjl@gnu.org)
6503 * config/mips/mips.c (mips_parse_cpu): New function to parse
6506 2001-07-05 Jim Wilson <wilson@redhat.com>
6508 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
6509 * config/ia64/t-ia64: Likewise.
6510 (LIB1ASMFUNCS): Update comment.
6512 2001-07-05 David Edelsohn <edelsohn@gnu.org>
6514 * doc/install.texi (Install GCC: Binaries): Fix typo.
6516 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6518 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
6519 reference using the stack pointer, adjust it since we push Y
6521 ("*ashrsi3"): Likewise.
6522 ("*lshrsi3"): Likewise.
6524 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6526 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
6527 when -fomit-frame-pointer is used.
6529 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
6531 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
6532 (try_redirect_by_replacing_jump): Reverse updating properly the
6533 count and frequency information. Reverse removing cc0 setter.
6534 (forwarder_block_p): Reverse fixing for fallthru blocks.
6536 2001-07-05 DJ Delorie <dj@redhat.com>
6538 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
6539 (translate_options): If the above is defined, use it to map
6540 given options to new options.
6541 * doc/tm.texi: Document it.
6543 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
6544 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6546 * doc/invoke.texi (Optimize Options): Document that -fgcse may
6547 cause programs using computed gotos to run more slowly.
6549 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6551 * doc/install.texi (Specific): Markup, spelling and typo fixes.
6553 Consistently require binutils 2.11.2, not prereleases.
6554 (Specific, decstation-*): Canonicalize as mips-dec-*.
6555 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
6557 (Specific, m68k-altos): Removed reference to README.altos, deleted.
6558 (Specific, mips-*): Reword MIPS C compiler requirements.
6559 (Specific, powerpc*-*-*): New, mention --with-cpu once.
6560 (Specific, sunv5): Removed, obsolete.
6562 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
6564 * dwarf2out.c (output_loc_list): Use an all ones mask for
6565 .text asm output and don't rely on long long
6566 literals. Reformat some long lines.
6568 2001-07-05 Andreas Jaeger <aj@suse.de>
6570 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
6573 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6575 * dwarf2out.c (dwarf2out_define): Update comment.
6576 (dwarf2out_undef): Ditto.
6577 (dwarf2out_start_source_file): Ditto.
6578 (dwarf2out_end_source_file): Ditto.
6579 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
6580 since we never call the start/end debug hook for the primary file.
6582 2001-07-04 Kazu Hirata <kazu@hxi.com>
6584 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
6587 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6589 * cppinit.c (remove_dup_dirs): Inform if a system include
6590 directory is being reordered.
6591 * doc/invoke.texi (Directory Options): GCC warns if you hide a
6593 * doc/cpp.texi (Search Paths): Likewise.
6594 * doc/gcc.texi (Interoperation): Remove information about
6597 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6599 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
6600 (VARRAY_TOP_CHAR_PTR): Likewise.
6602 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6604 * gcc.c (process_command): Don't assign elements of a const char*.
6606 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6608 * emit-rtl.c (change_address): Don't abort if invalid address while
6609 reload is in progress.
6611 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6613 * c-lex.c (cb_file_change): Pass line number to
6614 debug_start_source_file.
6615 (cb_undefine): Pass correct line number to debug_undef.
6617 * toplev.c (debug_start_source_file): Add line number to
6618 parameters. Pass it along to dwarf2out_start_source_file.
6619 (decode_g_option): Stop resetting debug level back to normal when
6620 we change debug formats, unless the current level is
6621 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
6624 * toplev.h (debug_start_source_file): Add line number to
6627 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
6630 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
6632 Output debug_macinfo data for starting file if requested.
6633 (dwarf2out_end_source_file): Output debug_macinfo data for ending
6635 (dwarf2out_define): Output debug_macinfo data for defining a macro
6637 (dwarf2out_undef): Output debug_macinfo data for undefining a
6639 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
6640 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
6641 (macinfo_section_label): New. DWARF2 macro info section label.
6642 (dwarf2out_init): If we want macro info, output the start label
6644 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
6645 attribute to the compilation unit die pointing to the macro info.
6647 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6649 * dwarf2out.c (new_loc_list): Move to inside #ifdef
6650 DWARF2_DEBUGGING_INFO.
6651 (add_loc_descr_to_loc_list): Ditto.
6652 (output_loc_list): Ditto.
6653 Also, fix thinko in curr not being initialized.
6654 (gen_internal_sym): Ditto.
6656 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6658 * emit-rtl.c (replace_equiv_address): New function.
6659 * expr.h (replace_equiv_address): New declaration.
6660 * explow.c (validize_mem): Call it instead of change_address and
6661 also call if -fforce-addr and address is constant.
6662 * expr.c: Replace more calls to change_address with adjust_address
6663 and/or replace_equiv_address or to validize_mem.
6664 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
6665 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
6666 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6667 * config/i370/i370.md, config/i860/i860.md: Likewise.
6668 * config/i960/i960.md, config/mips/mips.c: Likewise.
6669 * config/mips/mips.md, config/pa/pa.md: Likewise.
6670 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
6671 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
6673 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6675 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
6677 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
6680 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
6682 * doc/include: New directory.
6683 * doc/fdl.texi: Move to doc/include/fdl.texi.
6684 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
6685 * doc/include/funding.texi, doc/include/gpl.texi: New files.
6686 * doc/gcc.texi: Use funding.texi and gpl.texi.
6687 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
6688 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
6689 Update dependencies and use -I $(docdir)/include.
6691 2001-07-04 Anthony Green <green@redhat.com>
6693 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
6695 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6697 * doc/install.texi (sparc64-*-*): Remove garbage.
6699 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
6701 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
6702 Fix typo in last change to use adjust_address.
6704 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6706 * doc/install.texi (Specific): Update information for *-*-solaris*.
6708 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6710 * explow.c (plus_constant_wide): Reinitialize Y for restart.
6712 2001-07-03 Stan Shebs <shebs@apple.com>
6714 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
6715 case for flag_no_mach_text_sections.
6716 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
6717 * config/darwin.c (flag_no_mach_text_sections): Remove.
6718 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
6720 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6722 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
6723 and avoid checking for constant as first operand.
6724 * recog.c (find_constant_term_loc): No longer static.
6725 (adj_offettable_operand): Delete.
6726 * rtl.h (adj_offsettable_operand): Delete declaration.
6727 (find_constant_term): Add declaration.
6728 * caller-save.c: Replace calls to adj_offsettable_operand with calls
6730 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
6731 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
6732 * config/i386/i386.c, config/i386/i386.md: Likewise.
6733 * config/i860/i860.c, config/i960/i960.c: Likewise.
6734 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
6735 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
6736 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
6737 * config/mips/mips.c, config/mips/mips.md: Likewise.
6738 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
6739 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
6740 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
6741 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
6742 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
6743 * config/ns32k/ns32k.md: Likewise.
6745 2001-07-03 Zack Weinberg <zackw@stanford.edu>
6747 * rtl.c (copy_rtx): Handle 'T' format letter.
6748 * gensupport.c (collect_insn_data): Likewise.
6749 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
6751 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
6753 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
6754 -B option. Use 'dir' not 'foo' as example directory name.
6756 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6758 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6759 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
6761 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6763 * doc/cppinternals.texi: Improve formatting and logical markup.
6765 2001-07-03 Andreas Jaeger <aj@suse.de>
6767 * Makefile.in (insn-recog.o): Add dependency on reload.h.
6769 * genrecog.c (write_header): Include reload.h for prototypes in
6772 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
6775 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
6776 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
6777 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
6778 i386_pe_valid_type_attribute_p): Add.
6779 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
6780 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
6782 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6784 * explow.c (plus_constant_wide, case LO_SUM): New case.
6785 (plus_constant_for_output_wide): Delete.
6786 * rtl.h (plus_constant_for_output): Delete.
6787 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
6788 instead of plus_constant_for_output.
6789 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
6790 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
6791 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
6792 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
6793 * config/sparc/sparc.md: Likewise.
6794 Convert some change_address calls to adjust_address.
6796 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6798 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
6799 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
6800 documentation of -std and -Wwrite-strings.
6802 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6804 * cse.c (canon_hash): Don't register registers in very small
6805 register classes, as extending their lifetime might cause
6808 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6810 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
6812 * flow.c (forwarder_block_p): Fix for fallthru blocks.
6813 (try_redirect_by_replacing_jump): Update properly the count
6814 and frequency information.
6816 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
6818 * toplev.c (dump_file_index): Move SSA dumps just after first
6820 (dump_file): Corresponding changes.
6821 (rest_of_compilation): Move SSA path to just after the first
6823 * doc/gcc.texi (Passes): Update due to movement of SSA path.
6824 * doc/invoke.texi: Update dump file #s as they were completely
6825 out of date with reality.
6827 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6829 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
6831 * expr.c (emit_move_insn_1): Deal with non-default
6834 * expr.c (emit_single_push_insn): Fix warning.
6836 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6838 * expr.c (emit_move_insn_1): Avoid modifying
6839 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
6841 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6843 * emit-rtl.c (adjust_address): New function.
6844 * expr.h (adjust_address): Add declaration.
6845 * builtins.c: Replace some calls to change_address with calls to it
6847 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
6848 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
6849 * config/arm/arm.c, config/convex/convex.c: Likewise.
6850 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6851 * config/i386/i386.c, config/i386/i386.md: Likewise.
6852 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
6853 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
6854 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
6855 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
6856 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
6858 2001-07-02 Jim Wilson <wilson@redhat.com>
6860 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
6862 2001-07-02 Steve Ellcey <sje@cup.hp.com>
6864 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
6865 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
6867 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6869 * cppinit.c (lang_defaults): New table.
6870 (set_lang): Just read from lang_defaults into the live options
6873 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6875 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
6876 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
6877 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
6879 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6881 * doc/install.texi: Various spelling and markup fixes.
6882 (Installing GCC): Component specific installation instructions are
6885 Warn about removing old install dir in the presence of shared libs.
6886 (Configuration): Invoke with options target to match configure
6888 Consistently refer to gas, gld pathnames.
6889 Invert --enable-multilib documentation.
6890 Remove references to old compiler versions.
6892 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6894 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
6896 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6898 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
6900 (Specific, mips*-sgi-irix5): Note IDO download.
6901 Reworded MIPS C hints.
6902 Use GNU as instead of GAS.
6904 Removed SGI Freeware reference, IRIX 6 only.
6905 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
6906 Note N64 library requirement/workaround.
6908 Complete list of structure passing bug victims.
6910 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6912 * doc/install.texi: Remove CVS Id.
6914 2001-07-02 Andreas Jaeger <aj@suse.de>
6916 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
6917 (find_inherently_necessary): Remove unused variable.
6919 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
6921 * c-common.h (TDI_inlined): New ast dump phase.
6922 (dump_flag_name): New function.
6923 * c-dump.c (dump_files): Add inlined phase.
6924 (dump_flag_name): Define.
6925 * doc/invoke.texi (-fdump-ast-inlined): Document.
6927 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6929 * stor-layout.c (layout_decl): Revert change to handling of alignment
6932 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6934 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
6937 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
6939 * doc/tm.texi (FUNCTION_ARG): Document that the last call
6942 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
6944 * tlink.c (recompile_files): Remove COMPILER_PATH and
6945 LIBRARY_PATH from the environment.
6947 2001-07-01 Zack Weinberg <zackw@stanford.edu>
6949 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
6950 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
6952 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
6954 * c-parse.in (OBJC_STRING): Kill.
6955 (objc_string): Decompose to [objc_string] '@' STRING.
6956 (reswords): Take the leading '@' off all the Objective C keywords.
6957 (objc_rid_sans_at): Kill.
6958 (init_reswords): Don't initialize it.
6959 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
6960 (_yylex): Kill reconsider label. Look ahead one token after
6961 an '@'; if we get an identifier, check whether it's an
6962 Objective C @-keyword. If so, return the keyword. Otherwise,
6963 put back the token and return the '@' as a terminal.
6965 * cpplib.c (lex_macro_node): Remove unnecessary check for
6966 leading '@' on identifier. Clarify control flow and commentary.
6968 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6970 * cse.c (new_label_ref): Variable deleted.
6971 (insert): Remove set of new_label_ref.
6972 (check_for_label_ref): New function.
6973 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
6975 See ChangeLog.5 for earlier changes.