1 2001-09-04 David S. Miller <davem@redhat.com>
3 * config/sparc/sparc.md (define_splits): Kill constraints.
5 2001-09-03 Jakub Jelinek <jakub@redhat.com>
7 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
9 2001-09-03 Richard Henderson <rth@redhat.com>
11 * function.h (struct function): Add arg_pointer_save_area_init.
12 * function.c (expand_function_end): Init arg_pointer_save_area.
13 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
14 when called from a nested function.
16 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
18 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
21 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
23 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
25 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
27 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
28 (emit_push_insn): Use specified padding direction when
29 STACK_PUSH_CODE is POST_INC.
31 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
33 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
35 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
37 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
39 * cppinit.c (cpp_start_read): Free the imacros list as we
40 traverse it. Don't free the chains before returning.
41 (_cpp_push_next_buffer): Only try pushing buffers if we've
42 completed -imacros handling.
44 2001-08-31 Eric Christopher <echristo@redhat.com>
46 * gcc.c (handle_braces): Add explaination for abort.
48 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
50 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
51 move adjustment of bitpos instead.
53 2001-08-31 Zack Weinberg <zack@codesourcery.com>
55 * function.c: Remove all_functions. Make outer_function_chain
57 (init_function_start): Don't add new function structure to
59 (find_function_data, push_function_context_to,
60 pop_function_context_from, put_var_into_stack,
61 trampoline_address): Update for changed structure element names.
62 (push_function_context_to): Disentangle.
63 (free_after_compilation): Also free F.
64 (expand_dummy_function_end): Don't free cfun here.
65 (put_var_into_stack): Comment why we can't use find_function_data here.
66 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
67 (mark_function_chain): Split into maybe_mark_struct_function and
68 ggc_mark_struct_function. Export the latter.
69 (init_function_once): Mark from cfun and outer_function_chain;
72 * function.h (struct function): Kill next_global. Rename next
73 to outer. All users updated to match.
74 (all_functions, outer_function_chain): Don't declare.
76 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
77 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
78 don't touch f->inlinable, after calling rest_of_compilation.
80 * tree.h: Forward-declare struct function. Prototype
81 ggc_mark_struct_function.
83 2001-08-31 Kazu Hirata <kazu@hxi.com>
85 * config/h8300/h8300.md (*andorhi3): Fix typos.
87 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
89 * calls.c (emit_library_call_value): Don't use a fixed
90 argument after VA_CLOSE, i.e. out of scope in traditional C.
92 * emit-rtl.c (gen_rtvec): Likewise.
94 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
96 * Makefile.in (c-pragma.o): Depend on output.h.
97 (reorg.o): Depend on except.h.
99 * c-pragma.c: Include output.h.
101 * reorg.c: Include except.h.
103 * unwind-dw2.c: Call __builtin_alloca, not alloca.
105 2001-08-31 Richard Henderson <rth@redhat.com>
107 * sched-deps.c (add_dependence): Don't elide dependancy if the
108 conditional used by insn is modified in elem.
110 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
112 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
114 2001-08-31 Diego Novillo <dnovillo@redhat.com>
116 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
119 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
121 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
123 (stormy16_asm_out_constructor): New function.
124 (TARGET_ASM_CONSTRUCTOR): Define.
125 (TARGET_ASM_DESTRUCTOR): Define.
127 2001-08-31 Andreas Jaeger <aj@suse.de>
129 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
130 * loop.c (add_label_notes): Likewise.
131 * reload.c (find_reloads): Likewise.
132 * config/sh/sh.c (machine_dependent_reorg): Likewise.
134 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
136 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
137 code here. Take _Unwind_{W,Sw}ord*.
138 (read_encoded_value_with_base): Use them.
139 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
141 (extract_cie_info): Simplify read_?leb128 handling.
142 (execute_stack_op, execute_cfa_program): Likewise.
143 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
145 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
147 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
148 the frame pointer to pop the stack if convenient.
150 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
151 Don't use post-increment before combine.
152 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
153 a call-saved register.
155 2001-08-31 Andreas Jaeger <aj@suse.de>
157 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
160 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
162 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
163 not DIV/MOD, of course.
165 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
167 * rtl.def: Undo my patch commited 2001-08-27.
169 * genattrtab.c: Ditto.
173 * sched-int.h: Ditto.
175 * target-def.h: Ditto.
179 * haifa-sched.c: Ditto.
181 * sched-rgn.c: Ditto.
183 * sched-vis.c: Ditto.
185 * Makefile.in: Ditto.
187 * doc/md.texi: Ditto.
189 * doc/tm.texi: Ditto.
191 * doc/contrib.texi: Ditto.
193 * doc/gcc.texi: Ditto.
195 * genattrtab.h: Remove it.
197 * genautomata.c: Remove it.
199 * genattr.c: Undo my patch and Richard Henderson's patch commited
202 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
204 * config.gcc (h8300-*-elf*): New case.
205 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
206 (SUBTARGET_CPP_SPEC): Define.
207 (EXTRA_SPECS): Define.
208 (SUBTARGET_EXTRA_SPECS): Define.
209 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
210 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
212 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
214 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
215 (LIB2FUNCS_EXTRA): Define.
216 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
217 config/h8300/fixunssfsi.c: New file.
219 2001-08-30 Kazu Hirata <kazu@hxi.com>
221 * config/h8300/h8300.md (zero_extendqihi2): Changes to
222 define_expand to accomodate target-specific attributes.
223 (anonymous zero_extendqihi2 patterns): New.
225 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
227 * h8300.md (*andorhi3): New pattern.
229 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
231 * h8300.c (dosize): Fix test for "sub".
233 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
235 * c-typeck.c (pointer_diff): Try to eliminate common term before
238 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
240 * config/arm/arm.c (arm_compute_initial_elimination_offset):
241 Account for the saves of the FP registers.
243 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
244 (TEXT_SECTION_ASM_OP): Define.
245 (INIT_SECTION_ASM_OP): Define.
246 (FINI_SECTION_ASM_OP): Define.
247 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
248 (RDATA_SECTION_FUNCITON): Provide prototype.
250 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
252 * reload1.c (move2add_note_store): Correct typo checking for
255 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
257 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
258 note should not be considered outside the libcall block.
260 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
262 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
264 2001-08-29 Kazu Hirata <kazu@hxi.com>
266 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
268 2001-08-29 Kazu Hirata <kazu@hxi.com>
270 * config/h8300/h8300-protos.h: Add a prototype for
272 * config/h8300/h8300.c (emit_logical_op): New.
273 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
280 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
282 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
283 comparison with rtx INTVAL.
284 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
286 * pa.h (FUNCTION_ARG_SIZE): Likewise.
288 2001-08-29 Kazu Hirata <kazu@hxi.com>
290 * config/h8300/lib1funcs.asm: Update the copyright. Fix
293 2001-08-29 Kazu Hirata <kazu@hxi.com>
295 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
296 (reg n) to (mem (pre_dec (reg n))
297 (anonymous movsi pattern): Likewise.
299 2001-08-29 Kazu Hirata <kazu@hxi.com>
301 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
303 2001-08-29 Kazu Hirata <kazu@hxi.com>
305 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
306 several special constants.
308 2001-08-29 Kazu Hirata <kazu@hxi.com>
310 * config/h8300/lib1funcs.asm: Fix comment typos.
312 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
314 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
315 Fix format specifier warnings.
317 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
318 inet_makeaddr, semctl): Prototype.
320 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
321 (save_restore_insns): Use base_offset, not gp_offset.
323 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
324 (ASM_OUTPUT_BYTE): Fix format specifier warning.
326 2001-08-29 Richard Henderson <rth@redhat.com>
328 * bb-reorder.c (function_tail_eff_head): New.
329 (record_effective_endpoints): Set it.
330 (fixup_reorder_chain): Use it.
332 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
334 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
336 2001-08-28 Dale Johannesen <dalej@apple.com>
338 * config/darwin.c (machopic_function_base_name): Add const
339 qualifier to a string.
340 (darwin_encode_section_info): Ditto.
342 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
344 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
347 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
349 * df.h (struct df): Add rts_order variable.
351 * df.c (df_visit_next_rts): New function.
352 (df_visit_next): Renamed to df_visit_next_rc
353 (df_analyse_1): Allocate/compute/free rts_order as well.
354 (df_rd_global_compute): Use df_visit_next_rc instead of
356 (df_ru_global_compute): Use df_visit_next_rts instead of
359 * flow.c (flow_reverse_top_sort_order_compute): New function.
361 * basic-block.h: Add prototype.
363 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
365 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
366 blocks, the BB_REACHABLE is now set, rather than aux being
367 non-NULL. Update the test to reflect this.
369 2001-08-28 Eric Christopher <echristo@redhat.com>
371 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
372 config/mips/crti.asm: Ditto.
374 2001-08-28 Eric Christopher <echristo@redhat.com>
375 Richard Henderson <rth@redhat.com>
377 * c-pragma.h (add_weak): Move prototype from here...
378 * output.h (add_weak): ... to here.
379 * varasm.c (add_weak): Fix typo.
380 * config/mips/crti.asm: New file.
381 * config/mips/crtn.asm: Ditto.
382 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
383 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
384 (INVOKE__main): Ditto.
385 (INIT_SECTION_ASM_OP): New.
386 (FINI_SECTION_ASM_OP): Ditto.
387 (STARTFILE_SPEC): Add crti.
388 (ENDFILE_SPEC): Add crtn.
389 * config/mips/elf64.h: Same.
390 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
392 * config/mips/vxworks.h: Ditto.
393 * config/mips/t-elf: Support crti and crtn.
395 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
397 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
400 2001-08-28 Richard Henderson <rth@redhat.com>
402 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
403 (one_cmplbi2 splitter): Remove redundant test.
405 2001-08-28 Dale Johannesen <dalej@apple.com>
407 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
409 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
411 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
413 2001-08-28 Stan Shebs <shebs@apple.com>
415 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
416 (UNALIGNED_SHORT_ASM_OP): Define.
417 (UNALIGNED_INT_ASM_OP): Define.
419 2001-08-28 Will Cohen <wcohen@redhat.com>
421 * config/rs6000/rs6000.md (store_multiple): Correct RTL
422 generation for first set.
424 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
426 * flow.c (redirect_edge_succ_nodup): Return new edge.
427 (try_simplify_condjump): Use new edge.
428 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
430 * cse.c (cse_basic_block): Skip note instructions.
432 2001-08-27 Richard Henderson <rth@redhat.com>
434 * combine.c (combine_simplify_rtx): Don't reverse condition
435 if there is no reverse for the condition.
436 (simplify_comparison): Don't simplify subregs from INT to FP.
438 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
439 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
440 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
441 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
442 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
443 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
445 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
447 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
448 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
450 (adddi_dilshr32, adddi_dishl32): Only data register can be
451 source for mem destination.
453 * expmed.c (store_bit_field): Ignore adjustment to bitpos
454 and use bitnum to decide about register move.
456 2001-08-27 Richard Henderson <rth@redhat.com>
458 * genattr.c (main): Emit state_t even when not doing scheduling.
460 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
461 Richard Henderson <rth@redhat.com>
463 * gcse.c (reg_first_set, reg_last_set): Replace with ...
464 (reg_avail_info, current_bb): ... these.
465 (oprs_unchanged_p, record_last_reg_set_info): Use them.
466 (compute_hash_table): Likewise.
468 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
470 * flow.c (verify_flow_info): Use checksums to verify edges.
472 2001-08-27 Richard Henderson <rth@redhat.com>
474 * genautomata.c (expand_automata): Always create a description.
476 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
478 * optabs.c (expand_binop): Correctly handle the carry in multiword
479 add/subtract operations.
481 2001-08-27 Fred Fish <fnf@be.com>
483 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
486 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
488 * reload.c (find_reloads_toplev): Back out this change:
490 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
492 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
493 mem if the address is a mode_dependent_address_p.
495 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
497 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
498 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
499 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
502 * genattr.c (main): New variable num_insn_reservations. Increase
503 it if there is DEFINE_INSN_RESERVATION. Output automaton based
504 pipeline hazard recognizer interface.
506 * genattrtab.h: New file.
508 * genattrtab.c: Include genattrtab.h.
509 (attr_printf, check_attr_test, make_internal_attr,
510 make_numeric_value): Move protypes into genattrtab.h. Define them
512 (num_dfa_decls): New global variable.
513 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
514 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
515 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
516 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
518 * genautomata.c: New file.
520 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
522 * sched-int.h: (curr_state): Add the external definition for
523 automaton pipeline interface.
524 (haifa_insn_data): Add comments for members blockage and units.
526 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
527 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
528 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
529 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
530 TARGET_SCHED_DFA_POST_CYCLE_INSN,
531 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
532 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
534 (TARGET_SCHED): Use the new macros.
536 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
537 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
538 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
539 dfa_bubble): New members in gcc_target.sched.
541 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
542 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
543 (insn_queue): Redefine it as pointer to array.
544 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
546 (max_insn_queue_index_macro_value): New variable.
547 (curr_state, dfa_state_size, ready_try): New varaibles for
549 (ready_element, ready_remove, max_issue): New function prototypes
550 for automaton interface.
551 (choose_ready): New function prototype.
552 (insn_unit, blockage_range): Add comments.
553 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
554 FUNCTION_UNITS_SIZE == 0.
555 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
556 actual_hazard, potential_hazard): Add comments.
557 (insn_cost): Use cost -1 as undefined value. Remove
558 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
560 (ready_element, ready_remove): New functions for automaton
562 (schedule_insn): Add new code for automaton pipeline interface.
563 (queue_to_ready): Add new code for automaton pipeline interface.
564 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
565 (debug_ready_list): Print newline when the queue is empty.
566 (max_issue): New function for automaton pipeline interface.
567 (choose_ready): New function.
568 (schedule_block): Add new code for automaton pipeline interface.
569 Print ready list before scheduling each insn.
570 (sched_init): Add new code for automaton pipeline interface.
571 Initiate insn cost by -1.
572 (sched_finish): Free the current automaton state and finalize
573 automaton pipeline interface.
575 * sched-rgn.c: Include target.h.
576 (init_ready_list, new_ready, debug_dependencies): Add new code for
577 automaton pipeline interface.
579 * sched-vis.c: Include target.h.
580 (get_visual_tbl_length): Add code for automaton interface.
581 (target_units, print_block_visualization): Add comments.
583 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
584 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
585 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
586 (getruntime.o, genautomata.o): New entries.
587 (genattrtab.o): Add new dependency file genattrtab.h.
588 (genattrtab): Add new dependencies. Link it with `libm.a'.
589 (getruntime.o, hashtab.o): New entries for canadian cross.
591 * doc/md.texi: Description of automaton based model.
593 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
595 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
596 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
597 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
598 TARGET_SCHED_DFA_POST_CYCLE_INSN,
599 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
600 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
601 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
603 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
604 MAX_DFA_ISSUE_RATE): New macro descriptions.
606 * doc/contrib.texi: Add dfa based scheduler contribution.
608 * doc/gcc.texi: Add more information about genattrtab.
610 2001-08-27 Diego Novillo <dnovillo@redhat.com>
612 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
615 2001-08-27 Richard Henderson <rth@redhat.com>
617 * function.c (expand_function_end): Don't init arg_pointer_save_area.
618 (get_arg_pointer_save_area): New. Create an init it here.
619 (fix_lexical_addr): Use it.
620 * function.h: Declare it.
621 * builtins.c (expand_builtin_setjmp_receiver): Use it.
622 * stmt.c (expand_nl_goto_receiver): Use it.
624 2001-08-27 Richard Henderson <rth@redhat.com>
626 * final.c (final_scan_insn): Don't enter APP_ON mode for
629 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
630 alignment for assemble_integer for DW_EH_PE_aligned.
631 * except.c (output_function_exception_table): Likewise.
633 2001-08-26 Andreas Jaeger <aj@suse.de>
635 * c-tree.h: Add prototyp for c_sizeof_nowarn.
637 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
639 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
641 2001-08-27 Alan Modra <amodra@bigpond.net.au>
643 * config/rs6000/rs6000.c (mask_operand): Rewrite without
645 (mask64_operand): Likewise.
646 (rldic_operand): Delete.
647 (includes_lshift64_p): Delete.
648 (includes_rldic_lshift_p): New function.
649 (includes_rldicr_lshift_p): New function.
650 (print_operand): Don't call rldic_operand in case 'W'.
651 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
652 (includes_lshift64_p): Remove.
653 (includes_rldic_lshift_p): Declare.
654 (includes_rldicr_lshift_p): Declare.
655 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
656 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
657 Replace match_operand rldic_operand predicate with
658 const_int_operand. Replace includes_lshift64_p condition with
659 includes_rldic_lshift_p.
660 <ashldi3_internal 64 bit rldicr patterns>: New.
662 2001-08-27 Andreas Jaeger <aj@suse.de>
664 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
665 * errors.c: Likewise.
667 * dwarf2asm.c: Likewise.
668 * doprint.c (checkit): Likewise.
669 * diagnostic.c: Likewise.
670 * collect2.c: Likewise.
672 * c-semantics.c (build_stmt): Likewise.
673 * c-format.c (status_warning): Likewise.
674 * c-errors.c (pedwarn_c99): Likewise.
675 * builtins.c (validate_arglist): Likewise.
676 * config/pj/pj.c (pj_printf): Likewise.
677 * fix-header.c: Likewise.
679 * gcov.c (fnotice): Likewise.
680 * gensupport.c (message_with_line): Likewise.
681 * mips-tfile.c: Likewise.
682 * protoize.c (notice): Likewise.
683 * read-rtl.c (fatal_with_file_and_line): Likewise.
684 * rtl-error.c: Likewise.
685 * tradcpp.c: Likewise.
687 * cp/tree.c (build_min_nt): Likewise.
688 (build_min): Likewise.
689 * cp/lex.c: Likewise.
690 * cp/errfn.c: Likewise.
691 * cp/rtti.c (create_pseudo_type_info): Likewise.
693 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
695 * df.c (df_uses_record): Return after recording all uses
698 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
700 * df.c (df_insn_modify): Realloc the INSN table here, if
701 necessary, here, too.
703 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
705 * config/mips/mips.c (mips_function_value): Handle complex return
708 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
710 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
712 * reload.c (make_memloc): Copy result if it is still
713 reg_equiv_memory_loc[regno] on return.
714 (subst_reloads) [ENABLE_CHECKING]: Check that none of
715 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
716 reg_equiv_mem are modified by the substitutions.
718 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
720 * predict.c (expensive_function_p): New.
721 * rtl.h (expensive_function_p): Declare.
722 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
723 (use_fast_prologue_epilogue): New static variable.
724 (expand_prologue): Set it; emit short prologues if unset.
725 (expand_epilogue): Likewise.
727 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
729 * config.gcc: Add stormy16-*-elf case.
730 * config/stormy16/stormy-abi: New file.
731 * config/stormy16/stormy16-lib2.c: New file.
732 * config/stormy16/stormy16-protos.h: New file.
733 * config/stormy16/stormy16.c: New file.
734 * config/stormy16/stormy16.h: New file.
735 * config/stormy16/stormy16.md: New file.
736 * config/stormy16/t-stormy16: New file.
738 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
740 * i386.h (no-accumulate-outgoing-args): Use proper mask.
742 2001-08-24 David Edelsohn <edelsohn@gnu.org>
744 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
745 descriptor members are pointer size, not constant 4.
746 * config/rs6000/rs6000.md (define_splits): Remove more unused
749 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
751 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
753 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
755 * cp/rtti.c (VPARAMS): Fix parameter.
757 2001-08-24 Zack Weinberg <zackw@panix.com>
759 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
761 (mode_for_extraction): No need for #ifdefs. Add default-case abort
763 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
764 in if controlling use of insv.
765 (extract_bit_field): Likewise, for extv and extzv.
767 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
769 * i386.md (movcc peep2): Fix load of 0.
771 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
773 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
774 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
776 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
778 * c-pragma.h: Move weak_syms and weak_decls...
779 * varasm.c: ...here. Now static.
780 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
781 depend on HANDLE_PRAGMA_WEAK.
783 * c-common.c (c_alignof, c_alignof_expr): Move here...
784 * c-typeck.c: ...from here.
785 * c-tree.h, c-common.h: Adjust.
787 2001-08-23 Bernd Schmidt <bernds@redhat.com>
789 * config/ia64/ia64.c (rws_update): If !pred, set write_count
790 instead of incrementing it.
792 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
793 asm ready, don't try to move them all into the same array element.
795 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
797 * function.c (thread_prologue_and_epilogue_insns): Avoid
798 fallthru flag on edge to exit.
800 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
802 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
805 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
807 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
808 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
809 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
812 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
814 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
815 replace "GNU CC" with "GCC".
817 2001-08-23 Richard Henderson <rth@redhat.com>
819 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
820 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
821 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
822 Need GR between FR and not GR_AND_FR.
823 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
824 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
825 AR regs before GR regs.
826 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
827 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
828 (REGISTER_MOVE_COST): Update.
829 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
831 2001-08-23 Richard Henderson <rth@redhat.com>
833 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
836 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
838 * reload1.c (emit_reload_insns): Don't look for notes
839 on a NULL store_insn.
841 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
843 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
844 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
845 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
846 format specifier warnings.
847 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
849 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
851 * config/i386/i386-protos.h: Correct declaration of
852 i386_pe_asm_named_section.
854 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
856 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
858 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
860 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
862 * cpperror.c (print_location): Don't show _Pragma.
863 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
864 and file change callback generation here.
865 (stack_include_file): Update use of cpp_push_buffer.
866 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
867 (struct cpp_buffer): Remove type, pfile members.
868 * cppinit.c (cpp_handle_option): Use free_chain.
869 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
870 (skip_escaped_newlines, get_effective_char, lex_percent): Take
871 a cpp_reader rather than a cpp_buffer.
872 (skip_escaped_newlines, get_effective_char, skip_block_comment,
873 skip_line_comment, parse_string, lex_percent, lex_dot,
874 _cpp_lex_token): Update accordingly.
875 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
877 (cpp_push_buffer): Update prototype.
878 (run_directive): Update use of cpp_push_buffer.
879 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
880 handle_assertion): Update use of run_directive.
881 * cpplib.h (enum cpp_buffer_type): Remove.
882 (cpp_push_buffer): Update prototype.
883 * fix-header.c (read_scan_file): Update.
885 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
887 * gcc.c (struct prefix_list): Change prefix to const char *.
889 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
891 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
893 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
895 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
898 * jump.c (squeeze_notes): Take parms by reference. Handle END being
901 * ifcvt.c (dead_or_predicable): Adjust.
902 * loop.c (find_and_verify_loops): Adjust.
903 * stmt.c (expand_end_case): Adjust.
904 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
905 head and end insn pointers in the basic block, not just local copies.
906 (merge_blocks_move_predecessor_nojumps): Likewise.
908 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
910 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
911 bitmap.h, builtin-types.def, builtins.c, builtins.def,
912 c-aux-info.c, c-common.c, c-common.def, c-common.h,
913 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
914 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
915 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
916 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
917 conditions.h, config.gcc, configure.frag, configure.in,
918 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
919 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
920 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
921 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
922 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
923 emit-rtl.c, errors.c, errors.h, except.c, except.h,
924 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
925 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
926 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
927 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
928 gencheck.c, gencodes.c, genconfig.c, genemit.c,
929 genextract.c, genflags.c, gengenrtl.c, genmultilib,
930 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
931 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
932 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
933 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
934 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
935 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
936 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
937 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
938 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
939 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
940 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
941 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
942 params.h, predict.c, predict.def, predict.h, prefix.c,
943 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
944 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
945 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
946 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
947 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
948 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
949 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
950 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
951 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
952 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
953 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
954 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
955 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
956 xcoffout.h: replace "GNU CC" with "GCC".
958 2001-08-21 Richard Henderson <rth@redhat.com>
960 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
961 (final_scan_insn): Consider jump tables data even if we have no
962 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
964 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
965 (ASM_OUTPUT_CASE_END): Remove.
966 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
967 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
968 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
970 2001-08-21 Richard Henderson <rth@redhat.com>
972 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
973 at barrier insns. Emit stop bits before barriers.
975 * flow.c (flow_find_cross_jump): Don't consider unconditional
976 return insns for commoning.
978 * final.c (compute_alignments): Fix typo.
980 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
981 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
982 (store_bit_field): Use mode_for_extraction more places.
983 (extract_bit_field): Likewise.
985 2001-08-21 Zack Weinberg <zackw@panix.com>
987 * caller-save.c: Don't include insn-codes.h.
988 (reg_save_code, reg_restore_code): Make arrays of int.
989 All uses updated to match.
990 (insert_save, insert_restore): No need to initialize "code"
991 variable upon declaration.
992 * Makefile.in: update dependencies; fix typo in clean rule.
994 2001-08-21 Richard Henderson <rth@redhat.com>
996 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
997 (merge_if_block): Handle fallout from same.
999 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1001 * builtins.c (type_to_class): Fix typo in last change.
1003 2001-08-21 Richard Henderson <rth@redhat.com>
1005 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
1006 ia64_asm_output_label.
1008 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
1009 copy of gp while the real gp register contains garbage.
1011 2001-08-21 Zack Weinberg <zackw@panix.com>
1013 * expmed.c (mode_for_extraction): New function.
1014 (store_bit_field, extract_bit_field): Use it.
1015 * expr.h: Prototype it and provide an enum for its first argument.
1017 * combine.c, function.c, recog.c: Don't include insn-codes.h.
1018 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
1019 and digging through the insn_data tables.
1020 * Makefile.in: Update dependencies.
1022 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
1024 * cppfiles.c (stack_include_file): line-map.c now handles include
1026 (handle_missing_handler): Similarly.
1027 (_cpp_execute_include): Similarly.
1028 (_cpp_pop_file_buffer): Similarly.
1029 * cpphash.h (struct cpp_reader): Remove system_include_depth,
1030 buffer_stack_depth and include_depth.
1031 * cpplib.c (do_include_common): line-map.c now handles include depth.
1032 (cpp_push_buffer): Similarly.
1033 (_cpp_pop_buffer): Similarly.
1034 * cppmacro.c (builtin_macro): Update.
1035 * line-map.c (init_line_maps): Set depth.
1036 (add_line_map): Increment "used" earlier. Update and use the
1038 (trace_include): Use the include depth.
1039 * line-map.h (struct line_maps): New member depth.
1041 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
1043 * cppfiles.c (stack_include_file): Don't handle -H here.
1044 * cppinit.c (cpp_start_read): Set include tracing after
1045 cpp_post_options and after stacking the main file.
1046 * line-map.c (trace_include): New.
1047 (init_line_maps, add_line_map): Update.
1048 * line-map.h (struct line_maps): New member trace_includes.
1050 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
1052 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
1053 * cppfiles.c (stack_include_file): Only stack a file if there
1054 is something to do. Return a boolean indicating whether a
1055 buffer was stacked or not.
1056 (_cpp_execute_include): Similarly.
1057 (_cpp_read_file): Similarly.
1058 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
1060 2001-08-21 Sam Steingold <sds@gnu.org>
1062 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
1063 (RECACHE): keep obufp_before_macroname up to date
1065 2001-08-21 Zack Weinberg <zackw@panix.com>
1067 * stmt.c: Don't include insn-codes.h.
1068 (expand_end_case): Machine specific logic moved to expr.c.
1069 No need to worry about __builtin_classify_type.
1070 (check_for_full_enumeration_handling, emit_case_nodes):
1073 * builtins.o (expand_builtin_classify_type): Split up so code
1074 can be shared with fold_builtin_classify_type.
1075 (type_to_class, fold_builtin_classify_type): New functions.
1076 (fold_builtins): Handle __builtin_classify_type.
1078 * expr.c (do_tablejump): Now static.
1079 (case_values_threshold, try_casesi, try_tablejump): New;
1080 code mostly from stmt.c (expand_end_case).
1081 (expr.h): Update prototypes.
1083 * Makefile.in (stmt.o): Update dependencies.
1085 2001-08-21 Will Cohen <wcohen@redhat.com>
1087 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
1088 declaration of variable i.
1089 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
1090 declaration of variable i.
1092 2001-08-21 Richard Henderson <rth@redhat.com>
1094 * crtstuff.c: Fix thinko last change. Move list tails to start
1095 of CRT_END section. Tidy ifdefs.
1096 (__EH_FRAME_BEGIN__): Always static for ELF.
1097 (__do_global_ctors_1): Rename from __frame_dummy.
1098 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
1099 name change; don't hide __EH_FRAME_BEGIN__.
1101 2001-08-21 Richard Henderson <rth@redhat.com>
1103 * gdbinit.in: Move break on exit after break on fancy_abort.
1105 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
1108 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
1110 * cpphash.h (_cpp_push_next_buffer): New.
1111 * cppinit.c (do_includes): Remove.
1112 (push_include, free_chain, _cpp_push_next_buffer): New.
1113 (cpp_start_read): Use them to rework command line option handling.
1114 (cpp_handle_option): Combine handling of -include and -imacros.
1115 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
1116 appropriate. Always insert missing \n at EOF.
1117 * cpplib.c (start_directive): Get the directive position right.
1118 * cppmain.c (cb_file_change): Always print the first line, unless
1121 2001-08-20 Andreas Jaeger <aj@suse.de>
1123 * profile.c (compute_branch_probabilities): Remove extra new-line
1125 * flow.c (verify_flow_info): Likewise.
1127 2001-08-20 Diego Novillo <dnovillo@redhat.com>
1129 * basic-block.h (basic_block): Add new field 'flags'.
1130 (BB_REACHABLE): Define.
1131 (expunge_block): Declare.
1132 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
1133 (EXIT_BLOCK_PTR): Ditto.
1134 (expunge_block): Remove static declaration.
1135 (cleanup_cfg): Clear bb->aux on every basic block.
1136 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
1137 computing reachability.
1138 (delete_unreachable_blocks): Delete block b if b->flags has
1141 2001-08-20 Diego Novillo <dnovillo@redhat.com>
1143 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
1145 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1147 * sparc.c (sparc_variable_issue): Fix typo in last change.
1149 2001-08-20 Richard Henderson <rth@redhat.com>
1151 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
1153 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
1155 * pa.h (RETURN_IN_MEMORY): Improve comment.
1157 2001-08-20 Janis Johnson <janis187@us.ibm.com>
1159 * doc/invoke.texi (Profiling options): Clarify the interactions
1160 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
1162 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
1164 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
1167 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1169 * gcc.c (make_relative_prefix): Allocate a sufficiently large
1172 2001-08-20 Richard Henderson <rth@redhat.com>
1174 * final.c (end_final): Fix typo last change.
1176 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
1178 * cppinit.c (init_standard_includes): The returned buffer
1179 is already malloc-ed.
1180 * gcc.c (add_prefix): Similarly.
1181 * prefix.c (translate_name): Update to support clear buffer
1183 (update_path): Similarly. Be sure to free any newly allocated
1184 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
1186 * prefix.h (update_path): Update prototype and document.
1187 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
1188 up and update to new buffer ownership rules.
1189 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
1191 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1193 * final.c (compute_alignments): New function.
1194 (init_insn_lengths): Do not care label_align.
1195 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
1196 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
1197 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
1198 (shorted_branches): Realloc label_align array; do
1199 not call init_insn_lengths; Do not care about loop alignments.
1200 * output.h (compute_alignments): Declare.
1201 * toplev.c (rest_of_compilation): Call compute_alignments.
1202 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
1204 * predict.c (block_info_def): Add npredecesors, remove nvisited;
1205 change visited to tovisit.
1206 (propagate_freq): Use faster traversing algorithm.
1207 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
1208 to tovisit; reverse meaning.
1210 * predict.c (struct block_info_def): Remove nvisited.
1211 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1212 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1214 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
1216 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
1217 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
1218 (TARGET_FUSED_MADD): New.
1219 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
1220 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
1221 the multiply-add instructions.
1223 2001-08-19 Richard Henderson <rth@redhat.com>
1225 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
1226 is aligned to pointer size.
1228 2001-08-19 Richard Henderson <rth@redhat.com>
1230 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
1231 display markers during final schedule.
1233 2001-08-19 Richard Henderson <rth@redhat.com>
1235 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
1237 2001-08-19 Richard Henderson <rth@redhat.com>
1239 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
1241 (ASM_NAME_TO_STRING): Remove.
1242 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
1243 in the same string. Remove support for expressions.
1245 2001-08-19 Richard Henderson <rth@redhat.com>
1247 * config/i386/i386.md (tablejump): Make an expander; handle
1248 pic relative addressing here.
1249 (tablejump_1): Rename from tablejump_pic.
1252 2001-08-19 Richard Henderson <rth@redhat.com>
1254 * regclass.c (fix_register): Fix typo.
1256 2001-08-18 Richard Henderson <rth@redhat.com>
1258 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
1259 (struct _Unwind_Context): Expand br_loc to hold it.
1260 (uw_frame_state_for): Handle leaf functions better.
1261 (uw_update_reg_address): Update for br_loc change.
1263 2001-08-18 Richard Henderson <rth@redhat.com>
1265 * crtstuff.c: Move list heads before code that uses them.
1266 (__JCR_LIST__): Remove initial null.
1267 (frame_dummy, __frame_dummy): Do java registration here ...
1268 (__do_global_ctors_aux): ... not here.
1270 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
1271 (__do_global_dtors_aux): Update to match.
1272 (__JCR_LIST__, __do_jv_register_classes): New.
1274 * config/ia64/crtend.asm (__JCR_END__): New.
1275 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
1276 instead of an indirect LTOFF22 reloc.
1278 2001-08-18 Richard Henderson <rth@redhat.com>
1280 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
1281 * regclass.c (init_reg_sets_1): Fix typo.
1282 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
1283 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
1284 (ia64_compute_frame_size): Make ar.unat live when in use.
1285 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
1286 for ar.pfs; remove ar.unat handling.
1287 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
1289 (PREDICATE_CODES): Add ar_pfs_reg_operand.
1290 * config/ia64/ia64-protos.h: Update decls.
1291 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
1292 (sibcall_pic): Likewise.
1294 2001-08-18 Richard Henderson <rth@redhat.com>
1296 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
1297 pred_rel_mutex when searching for insn_group_barrier.
1298 * config/ia64/ia64.md (cycle_display): Combine the expander
1301 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
1302 bit before asm as needed.
1304 2001-08-18 Richard Henderson <rth@redhat.com>
1306 * timevar.def (TV_MACH_DEP): New.
1307 * toplev.c (rest_of_compilation): Use it.
1308 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
1310 2001-08-18 Zack Weinberg <zackw@panix.com>
1312 * unwind-dw2.c (execute_stack_op): Add default aborts to
1313 the inner switches to prevent warnings.
1315 2001-08-18 Richard Henderson <rth@redhat.com>
1317 * timevar.h (struct timevar_time_def): Change element type to float.
1318 (ticks_to_msec, clocks_to_msec): Likewise.
1319 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
1320 (get_time): Likewise.
1321 (timevar_print): Adjust zero check and printing to match.
1323 2001-08-18 Zack Weinberg <zackw@panix.com>
1325 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
1326 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
1327 Eliminate overfull or underfull hboxes.
1329 2001-08-18 Zack Weinberg <zackw@panix.com>
1331 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1333 2001-08-18 Zack Weinberg <zackw@panix.com>
1335 * haifa-sched.c: Convert to target hooks. Macros replaced
1336 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
1337 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
1338 MD_SCHED_FINISH, and HAVE_cycle_display.
1339 * target-def.h (TARGET_SCHED_ADJUST_COST,
1340 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
1341 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
1342 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
1343 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
1344 New hook #defines to be overridden.
1345 (TARGET_SCHED): Bring them all together.
1346 (TARGET_INITIALIZER): Update.
1347 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
1348 instead of 'struct rtx_def *' throughout.
1349 (struct sched): New set of hooks for the scheduler.
1350 * Makefile.in (haifa-sched.o): Depend on target.h.
1351 * doc/tm.texi: Document the new scheduler hooks, together in
1352 their own section, instead of scattered around.
1353 Fix a bunch of underfull/overfull hboxes.
1355 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
1356 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
1357 sparc.h: Don't define any of the old scheduler macros.
1359 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
1360 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
1361 sparc.c: Create hook functions from code extracted from
1362 corresponding target header, or make existing hooks static, as
1363 appropriate. Set the appropriate entries in targetm.
1365 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
1366 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
1367 rs6000-protos.h, s390-protos.h, sparc-protos.h:
1368 Remove prototypes for functions which are now static.
1370 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
1371 related gunk; the Haifa scheduler is now the only choice.
1373 2001-08-18 Zack Weinberg <zackw@panix.com>
1375 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
1376 * genopinit.c: Put floating point divide insns in sdiv_optab.
1377 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
1378 * config/gofast.h, config/c4x/c4x.h,
1379 config/ia64/hpux_longdouble.h, config/mips/mips.h,
1380 config/pa/long_double.h, config/rs6000/sysv4.h,
1381 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
1382 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
1383 (init_optabs): Use init_optabv for overflow-trapping optabs.
1384 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
1385 cmp_optab RTX codes so have_insn_for can find them.
1387 * optabs.c (expand_simple_binop, expand_simple_unop,
1388 have_insn_for, gen_sub3_insn): New interfaces.
1389 * expr.h: Prototype new functions.
1390 (enum optab_methods): Move here from optabs.h.
1392 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
1393 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
1394 Use new functions instead of working directly with optabs.
1395 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
1396 unroll.c: Don't include optabs.h.
1397 * caller-save.c, combine.c, function.c, stmt.c: Just include
1398 insn-codes.h, not optabs.h.
1399 * Makefile.in: Update dependencies.
1401 * combine.c (make_compound_operation, simplify_comparison):
1402 Fix typos testing for this or that instruction.
1404 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1406 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
1407 generating libgcc.a.
1409 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1411 * except.c (TYPE_HASH): Delete.
1413 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
1416 * tree.c (TYPE_HASH): Delete.
1418 * tree.h (TYPE_HASH): Define.
1420 2001-08-18 Graham Stott <grahams@redhat.com>
1422 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
1424 (adddi3_internal_2+2): Likewise.
1425 (eh_set_lr_di+1): Likewise.
1427 2001-08-17 Richard Henderson <rth@redhat.com>
1429 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1430 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
1431 * dwarf2asm.c: ... here.
1432 * dwarfout.c: Remove them.
1434 * varasm.c (assemble_integer): Add align parameter.
1435 (assemble_real, output_constant, output_constructor): Likewise.
1436 * output.h: Update decls.
1437 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
1438 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
1439 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
1440 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
1441 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
1444 * final.c (end_final): Abort profile block generation if we
1445 havn't layed it out properly.
1446 * output.h (assemble_eh_integer): Remove stale decl.
1447 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
1449 (assemble_integer): Handle unaligned data.
1450 (assemble_real): Abort on unaligned data.
1451 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
1453 (default_dtor_section_asm_out_destructor): Use assemble_align.
1454 (default_named_section_asm_out_constructor): Likewise.
1455 (default_ctor_section_asm_out_constructor): Likewise.
1456 * config/darwin.c (machopic_asm_out_constructor): Likewise.
1457 (machopic_asm_out_destructor): Likewise.
1458 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
1459 (nextstep_asm_out_destructor): Likewise.
1460 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
1461 (vms_asm_out_destructor): Likewise.
1463 2001-08-17 Richard Henderson <rth@redhat.com>
1465 * config/mips/iris6.h (TARGET_IRIX6): New.
1466 (current_section_name, current_section_flags): New.
1467 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
1468 (MAX_OFILE_ALIGNMENT): New.
1469 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
1470 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
1471 (copy_file_data): Split out from
1472 (mips_asm_file_end): ... here.
1473 (mips_asm_file_start): Remove extra .section directive. Use
1474 tmpfile instead of mips_make_temp_file.
1475 (mips_unique_section): Use const char * as needed for warnings.
1476 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
1477 re-add align parameter.
1478 (iris6_asm_named_section): New.
1479 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
1480 (iris6_asm_output_align, iris6_section_align_1): New.
1481 (iris6_asm_file_start, iris6_asm_file_end): New.
1482 * config/mips/mips-protos.h: Update decls.
1484 2001-08-17 Janis Johnson <janis187@us.ibm.com>
1486 * doc/install.texi (Install GCC): Add links to build status pages.
1488 (Final install): Ditto; request updates for specific info
1490 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
1492 * cpperror.c (print_location): Don't take a file name; use the
1494 (_cpp_begin_message): Similarly.
1495 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1496 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1497 (cpp_pedwarn_with_file_and_line): Remove.
1498 * cppfiles.c (stack_include_file): Update; set filename to stdin
1499 here when appropriate.
1500 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
1501 (_cpp_begin_message): Don't take a file name.
1502 * cppinit.c: Add comment.
1503 * cpplex.c: Fix end-of-directive indicator.
1504 * cpplib.c: Don't include intl.h.
1505 (run_directive, do_diagnostic): Update.
1506 (do_line): Update to not use nominal_fname.
1507 (cpp_push_buffer): Don't take a filename.
1508 * cpplib.h (struct ht): Remove.
1509 (cpp_push_buffer): Don't take a filename.
1510 (cpp_pedwarn_with_file_and_line): Remove.
1511 * cppmacro.c (struct cpp_macro): Remove file.
1512 (builtin_macro): Update.
1513 (_cpp_create_definition): Update.
1514 * cppmain.c: Correct comment.
1515 * fix-header.c (read_scan_file): Update.
1517 2001-08-17 Kazu Hirata <kazu@hxi.com>
1519 * sbitmap.c: Fix comment formatting.
1520 * sched-deps.c: Likewise.
1521 * sibcall.c: Likewise.
1522 * simplify-rtx.c: Likewise.
1524 * ssa-ccp.c: Likewise.
1525 * stor-layout.c: Likewise.
1526 * timevar.c: Likewise.
1527 * toplev.c: Likewise.
1528 * unwind-dw2.c: Likewise.
1529 * unwind-dw2-fde.c: Likewise.
1530 * varasm.c: Likewise.
1532 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
1534 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
1535 or larger than an integer in memory.
1537 2001-08-17 Zack Weinberg <zackw@panix.com>
1539 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
1540 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
1541 * rtl.h: Don't forward-declare union tree_node here. Don't
1542 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
1543 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1544 and tree respectively.
1545 * tree.h: Don't forward-declare struct rtx_def here. Don't
1546 typedef tree here. Change all uses of struct rtx_def *,
1547 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1548 and tree respectively.
1550 2001-08-17 Richard Henderson <rth@redhat.com>
1552 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
1553 config/mips/openbsd.h: Fix typos last change.
1555 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1557 * doc/invoke.texi (Optimize Options): The default for
1558 -finline-limit is 600.
1560 2001-08-17 Richard Henderson <rth@redhat.com>
1562 * varasm.c (text_section): Allow TEXT_SECTION to override the
1563 printing of TEXT_SECTION_ASM_OP.
1564 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
1565 (DATA_SECTION, BSS_SECTION): Remove.
1566 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
1567 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
1568 Rename from s/_NAME//.
1569 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
1570 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
1571 (TEXT_SECTION): ... here. New.
1572 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
1573 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
1574 * config/mips/openbsd.h: Likewise.
1575 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
1576 (mips_asm_file_end): Likewise test.
1577 (mips_output_function_epilogue): Likewise. Switch back to data
1578 section after emitting the function.
1580 * doc/tm.texi (Sections): Document TEXT_SECTION.
1582 2001-08-17 Richard Henderson <rth@redhat.com>
1584 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
1585 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
1587 2001-08-17 Richard Henderson <rth@redhat.com>
1589 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
1590 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
1591 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
1592 Add aligned attribute.
1594 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
1596 * config/sh/sh.md: Add modes to unspecs in first insn to match
1597 those in the second.
1599 * Makefile.in: Fix collect2 copy for Cygwin.
1601 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1603 Install the proper patch.
1604 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1605 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1606 (expand_function_start): Likewise.
1607 * stmt.c (expand_decl): Likewise.
1608 * varasm.c (make_decl_rtx): Likewise.
1610 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1612 * final.c: Undo my previous accidental checkin.
1613 * output.h: Likewise.
1614 * tm.texi: Likewise.
1616 2001-08-16 Richard Henderson <rth@redhat.com>
1618 * varasm.c (named_section_flags): Remove align parameter.
1619 * varasm.c, dwarf2out.c: Update all callers.
1620 * output.h: Update prototypes.
1622 * target.h (target.asm_out.named_section): Remove align parameter.
1623 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
1624 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
1625 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
1626 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
1627 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
1629 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
1630 (get_named_section_flags, set_named_section_flags): New.
1631 (named_section_flags): Use them.
1632 (named_section): Do decl vs section flags check here...
1633 (default_section_type_flags): ... not here.
1634 (init_varasm_once): Create in_named_htab.
1635 (resolve_unique_section): Mark reloc unused.
1637 2001-08-16 Richard Henderson <rth@redhat.com>
1639 * varasm.c (force_const_mem): Keep pool alignment in bits.
1640 (output_constant_pool): Use assemble_align.
1642 2001-08-16 Zack Weinberg <zackw@panix.com>
1644 * doc/tm.texi: Remove extra @table command.
1646 2001-08-16 Zack Weinberg <zackw@panix.com>
1648 * final.c (shorten_branches): Clear the end of the label_align
1649 array only if we made it larger. Break up messy expressions
1652 * diagnostic.c (internal_error): Check for error recursion
1653 before doing ICE suppression.
1655 * timevar.c: Timing variables now count in milliseconds.
1656 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
1657 (get_time): Not here.
1658 (timevar_print): Don't print any timer whose user, cpu, and
1659 wall times are all zero as displayed.
1660 * timevar.h: Update comment aboout units. Make timevar
1663 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1665 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1666 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1667 (expand_function_start): Likewise.
1668 * stmt.c (expand_decl): Likewise.
1669 * varasm.c (make_decl_rtx): Likewise.
1671 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
1673 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
1674 (finalize_record_size): Don't set TYPE_USER_ALIGN.
1676 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1678 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
1681 2001-08-16 Andreas Jaeger <aj@suse.de>
1683 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
1686 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
1688 * rtl.h (only_sets_cc0_p): New prototype.
1689 * jump.c (sets_cc0_p): Handle INSN.
1690 (only_sets_cc0_p): New function.
1691 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
1692 (tidy_fallthru_edge): Likewise.
1693 * integrate.c (copy_insn_list): Likewise.
1694 * unroll.c (unroll_loop): Likewise.
1695 (copy_loop_body): Likewise.
1697 2001-08-15 Jason Eckhardt <jle@redhat.com>
1699 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
1701 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1703 * predict.c (struct block_info_def): Remove nvisited.
1704 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1705 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1707 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
1708 (ix86_adjust_cost): Teach scheduler that latency to load operand can
1711 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1713 * predict.def: Update hitrates.
1715 2001-08-15 Richard Henderson <rth@redhat.com>
1717 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
1719 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
1721 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
1722 note from its associated jump.
1724 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1726 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
1727 also on 64-bit s390x targets.
1729 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
1731 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
1733 (arm_expand_prologue): Handled nested functions which take a
1734 variable argument list.
1735 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
1736 macro with an invocation of
1737 arm_compute_initial_elimination_offset.
1738 * config/arm/arm-protos.h: Prototype
1739 arm_compute_initial_elimination_offset.
1741 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1743 * doc/install.texi (Specific, avr): Fix markup.
1744 (Specific, c4x): Ditto.
1746 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1748 * predict.c (dump_prediction): Change `bool' parameter to `int'.
1750 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
1752 * Makefile.in (OBJS): Add rtl-error.o
1753 (rtl-error.o): New rule.
1754 (diagnostic.o): Adjust dependency.
1755 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
1756 error_for_asm, _fatal_insn, _fatal_insn_not_found,
1757 warning_for_asm): Move to...
1758 rtl-error.c: ...here. New file.
1760 2001-08-14 Richard Henderson <rth@redhat.com>
1762 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
1763 if USING_SJLJ_EXCEPTIONS.
1765 2001-08-14 Steve Ellcey <sje@cup.hp.com>
1767 * tlink.c (scan_linker_output): Check string for unsatisfied in
1768 addition to undefined and unresolved.
1770 2001-08-14 Graham Stott <grahams@redhat.com>
1772 * libgcc2.c (*): Replace EH_FRAME_SECTION with
1773 EH_FRAME_SECTION_NAME.
1775 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1777 * genattrtab.c (simplify_test_exp_in_temp): New function.
1778 (simplify_test_exp): Avoid explicit use of temporary obstack.
1779 (simplify_cond, insert_right_side, evaluate_eq_attr,
1780 simplify_and_tree, simplify_or_tree, eliminate_known_true):
1781 Use simplify_test_exp_in_temp.
1782 (optimize_attrs): Iterate until expression stabilizes.
1784 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
1786 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
1787 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
1789 2001-08-13 Richard Henderson <rth@redhat.com>
1791 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
1792 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
1793 * config/arm/conix-elf.h: Likewise.
1795 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1797 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
1799 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1801 * gcse.c (hash_scan_set): Expressions that are set as part of
1802 jump instructions are not available.
1804 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1806 * config/s390/s390.c (print_operand, s390_function_prologue,
1807 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
1809 2001-08-13 Richard Henderson <rth@redhat.com>
1811 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
1812 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
1813 * doc/tm.texi (Exception Region Output): Document it.
1815 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1817 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
1818 DWARF2 instead of stabs by default.
1820 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1822 * config/rs6000/rs6000.c: Include optabs.h.
1824 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1826 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
1827 save/restore routines.
1828 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
1830 2001-08-13 Andreas Jaeger <aj@suse.de>
1832 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
1833 the english is correct.
1835 2001-08-13 Zack Weinberg <zackw@panix.com>
1837 * expr.h: Split out optab- and libfunc-related code to...
1838 * optabs.h, libfuncs.h: ... these new headers.
1840 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
1842 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
1844 * mkconfig.sh: Don't include insn-codes.h from config.h.
1846 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
1847 enum insn_code is available. Move reload_in_optab and
1848 reload_out_optab array declarations to optabs.h.
1849 * regmove.c (gen_add3_insn): Move to optabs.c, export from
1850 there, prototype in expr.h.
1851 * gencodes.c: Cleanup: zap global variables, don't use
1852 printf where puts will do, don't bother defining MAX_INSN_CODE
1853 which nothing uses, let CODE_FOR_nothing get its value implicitly.
1855 * genemit.c, genopinit.c: Include optabs.h in generated file.
1856 * genoutput.c: Include insn-codes.h in generated file.
1857 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
1858 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
1859 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
1860 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
1861 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
1862 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
1864 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
1865 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
1866 config/m88k/m88k.c, config/sparc/sparc.c:
1868 * reload.c: Include expr.h and optabs.h before reload.h.
1869 * config/alpha/alpha.c: Include tree.h before reload.h.
1870 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
1871 and reload.h in that order.
1872 * config/sparc/sparc.c: Include debug.h.
1873 * recog.c: Include insn-codes.h.
1875 2001-08-13 Andreas Jaeger <aj@suse.de>
1877 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
1880 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1882 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
1883 * gcc.c (init_spec): Fix typo in comment.
1884 * varasm.c (data_section): Fix typo in comment.
1886 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1888 * predict.c (dump_prediction): New argument "USED".
1889 (combine_predictions_for_insn): Determine the used heuristics,
1890 output the case no heuristic applied.
1891 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
1893 2001-08-13 Andreas Jaeger <aj@suse.de>
1895 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
1898 2001-08-13 Kazu Hirata <kazu@hxi.com>
1900 * jump.c: Fix formatting.
1902 2001-08-13 Kazu Hirata <kazu@hxi.com>
1904 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
1907 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
1909 * loop.c (check_dbra_loop): Use condjump_label to compute
1912 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
1913 to better document the files they're in.
1915 2001-08-12 Zack Weinberg <zackw@panix.com>
1917 * recog.h (struct insn_operand_data): Shrink 'mode' field
1920 2001-08-12 Kazu Hirata <kazu@hxi.com>
1922 * gcc.c: Fix comment formatting.
1923 * gccspec.c: Likewise.
1926 * genemit.c: Likewise.
1927 * gengenrtl.c: Likewise.
1928 * genrecog.c: Likewise.
1929 * gensupport.c: Likewise.
1930 * ggc-page.c: Likewise.
1931 * global.c: Likewise.
1932 * graph.c: Likewise.
1933 * ifcvt.c: Likewise.
1934 * integrate.c: Likewise.
1936 * libgcc2.c: Likewise.
1938 * mbchar.c: Likewise.
1939 * optabs.c: Likewise.
1940 * predict.c: Likewise.
1941 * prefix.c: Likewise.
1942 * profile.c: Likewise.
1943 * protoize.c: Likewise.
1945 * recog.c: Likewise.
1946 * regclass.c: Likewise.
1947 * regmove.c: Likewise.
1948 * reg-stack.c: Likewise.
1949 * reload1.c: Likewise.
1950 * resource.c: Likewise.
1951 * rtlanal.c: Likewise.
1954 2001-08-12 Kazu Hirata <kazu@hxi.com>
1956 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
1957 a tree representing a constant is passed to the macro.
1959 2001-08-12 Richard Henderson <rth@redhat.com>
1961 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
1962 (rs6000_elf_asm_out_destructor): New.
1963 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
1964 (DTORS_SECTION_ASM_OP): Remove.
1965 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1966 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
1968 2001-08-12 David Edelsohn <edelsohn@gnu.org>
1971 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1972 * gcc.c (set_collect_gcc_options): New function, split out from
1974 Ignore elided switches.
1975 (do_spec_1): Invoke before executing command.
1976 (set_input): Export.
1977 Move declaration ...
1978 * gcc.h (set_input): ... here.
1979 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1982 2001-08-12 Richard Henderson <rth@redhat.com>
1984 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
1985 thinko wrt TARGET_RELOCATABLE.
1987 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
1989 * fix-header.c (cb_file_change): Update prototype.
1991 2001-08-11 Zack Weinberg <zackw@panix.com>
1993 * toplev.c (set_float_handler): Make static.
1994 * toplev.h: Don't prototype set_float_handler.
1996 * simplify-rtx.c: Don't include setjmp.h.
1997 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
1999 (simplify_unary_operation, simplify_binary_operation): Use them,
2000 via do_float_handler.
2002 * fold-const.c: Don't include setjmp.h.
2003 (exact_real_inverse_1): New function.
2004 (exact_real_inverse): Use it, via do_float_handler.
2006 * varasm.c: Don't include setjmp.h.
2007 (assemble_real_1): New function.
2008 (assemble_real): Use it, via do_float_handler.
2009 Call internal_error if we get a trap here.
2011 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
2012 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
2014 2001-08-11 Zack Weinberg <zackw@panix.com>
2016 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
2017 STACK_BOUNDARY if not already defined.
2019 * calls.c, function.c, reload1.c, explow.c: Don't default
2020 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
2021 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
2023 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
2026 * doc/tm.texi: Document that STACK_BOUNDARY is required;
2027 clarify difference between it and PREFERRED_STACK_BOUNDARY.
2029 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
2031 * cppmacro.c (enter_macro_context): Push macro expansions even
2034 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2036 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
2037 (rs6000_elf_section_type_flags): Actually return a value.
2039 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
2041 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
2042 Clean up code: add missing comments and prototypes, fix warnings,
2043 remove obsolete code, fix spacing to conform to coding style.
2045 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
2047 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
2048 and TARGET_ASM_CLOSE_PAREN.
2049 (regclass_map): CC register belongs to class NO_REGS.
2050 (legitimize_pic_address): Don't generate unnecessary moves
2051 (to avoid confusing loop optimization).
2052 (check_and_change_labels): Replace jump_long by indirect_jump.
2053 (s390_final_chunkify): Don't start a new literal pool on section
2054 switch in 64-bit code.
2055 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
2057 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
2058 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
2059 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
2061 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
2062 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
2063 (CONST_COSTS): Fixed incorrect costs.
2065 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
2066 Use emit_jump instead of emit_jump_insn (gen_jump).
2067 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
2068 (to avoid confusing flow analysis).
2069 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
2070 (casesi, casesi_jump): New.
2071 (jump_long): Removed. Functionality merged into indirect_jump.
2072 (indirect_jump): Accept address_operand, not just register_operand.
2073 (cjump_long, icjump_long): Use same logic as indirect_jump.
2074 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
2075 Fixed broken setjmp/longjmp handling.
2076 (do_builtin_setjmp_setup): Removed.
2078 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
2079 broken GNU as versions that don't accept .quad with large
2080 negative values. Use hexadecimal output instead.
2081 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
2082 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
2083 FUNCTION_EPILOGUE): Removed. Now in targetm.
2085 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
2087 * config/s390/fixdfdi.h: Add missing copyright statement.
2088 Fix type conflicts on 64-bit. Add missing SFmode routines.
2090 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
2093 2001-08-11 Richard Henderson <rth@redhat.com>
2095 * rtl.h (REG_EH_RETHROW): Remove.
2096 * rtl.c (reg_note_name): Update.
2097 * combine.c (distribute_notes): Don't check for it.
2099 2001-08-11 Richard Henderson <rth@redhat.com>
2101 * combine.c (distribute_notes): Place REG_SETJMP.
2103 2001-08-11 Richard Henderson <rth@redhat.com>
2105 * doc/extend.texi (Arrays and pointers implementation): Discourage
2106 relying on sign-extension of pointers.
2108 2001-08-11 H.J. Lu <hjl@gnu.org>
2110 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
2112 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
2113 RDATA_SECTION_ASM_OP.
2115 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2117 * doc/install.texi (Specific, c4x): Fix cross-reference to the
2118 main manual to work both for info and HTML versions.
2120 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
2121 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2123 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
2124 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
2125 (struct cpp_pool): New member first.
2126 * cppinit.c (append_include_chain): Plug memory leaks.
2127 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
2128 Allocate pragma structures from the (aligned) macro pool to
2129 avoid leaking memory.
2130 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
2131 so we don't leak memory.
2132 * hashtable.c (ht_destroy): New.
2133 * hashtable.h (ht_destroy): New.
2135 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
2136 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2138 * c-lex.c (map): Make const.
2139 (cb_file_change): Update for callback passing a line map.
2140 Don't assume we have a previous map. Remove sanity check
2141 about popping too many files.
2142 * cpperror.c (print_location): Make map const.
2143 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
2144 (cpp_make_system_header): Similarly.
2145 (search_from): Similarly.
2146 (_cpp_execute_include): Don't remember where we came from.
2147 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
2148 (struct cpp_reader): Make map const.
2149 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
2150 * cpplib.c (do_line): Update; line maps now hold sysp.
2151 (cpp_push_buffer): Similarly.
2152 (_cpp_do_file_change): Similarly; callback with map instead.
2153 (cpp_get_line_maps): Constify return value.
2154 (_cpp_pop_buffer): Update.
2155 * cpplib.h (struct cpp_file_change): Remove.
2156 (struct cpp_callbacks): Update.
2157 (cpp_get_line_maps): Constify return value.
2158 * cppmacro.c (_cpp_create_definition): Update.
2159 * cppmain.c (struct printer): Constify map.
2160 (maybe_print_line): Similarly.
2161 (print_line): Similarly. Deduce flags 1 and 2 here.
2162 (cb_file_change): Update.
2163 * line-map.c (free_line_maps): Warn regardless.
2164 (add_line_map): Return pointer to const. When passed NULL to_file
2165 with LC_LEAVE, use the obvious values for the return point so the
2166 caller doesn't have to figure them out.
2167 (lookup_line): Return pointer to const.
2168 (print_containing_files): Take pointer to const.
2169 * line-map.h (struct line_map): New members reason, sysp.
2170 (add_line_map): Return pointer to const.
2171 (lookup_line): Similarly.
2172 (print_containing_files): Take pointer to const.
2174 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
2175 Richard Henderson <rth@redhat.com>
2177 * regmove.c (regmove_optimize): Avoid setting a register twice in
2180 2001-08-10 Richard Henderson <rth@redhat.com>
2182 * doc/extend.texi (Arrays and pointers implementation): Document
2183 behavior of pointer/integer conversion.
2185 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
2187 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
2189 2001-08-10 Richard Henderson <rth@redhat.com>
2191 * doc/extend.texi (C Implementation): New chapter.
2192 * doc/gcc.texi (Top): Link it in.
2194 2001-08-10 Andrew Cagney <ac131313@redhat.com>
2196 * doc/install.texi (Specific): Fix CVS merge botch.
2198 2001-08-10 Richard Henderson <rth@redhat.com>
2200 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
2201 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
2203 2001-08-10 Zack Weinberg <zackw@stanford.edu>
2205 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
2206 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
2207 this macro is now required.
2209 * cselib.c (cselib_process_insn), flow.c (propagate_block),
2210 loop.c (find_and_verify_loops), reload.c (reload): Check
2211 for rtx code of CALL_INSN, not CALL, when deciding if we
2212 need to check for REG_SETJMP note.
2214 * gcse.c (compute_hash_table, compute_store_table): Update
2215 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
2218 * config/avr/avr.c: Fix typo.
2219 * config/convex/convex.c (expand_movstr): Use adjust_address.
2220 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
2222 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
2223 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
2225 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
2226 Do define STACK_BOUNDARY.
2227 * config/i370/i370.c: Include expr.h.
2228 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
2229 config/pa/som.h, config/v850/v850.h: Take in_ctors and
2230 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
2231 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
2232 * config/m88k/m88k.c: Include c-tree.h after expr.h.
2233 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
2234 * config/romp/romp.c: Include expr.h after tree.h.
2236 (output_fpop): Use xmalloc, not oballoc.
2237 * config/we32k/we32k.c: Include expr.h.
2239 2001-08-10 Kazu Hirata <kazu@hxi.com>
2241 * config/h8300/h8300.h: Fix formatting.
2243 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2245 * c-common.h (RETURN_NULLIFIED_P): Lose.
2246 * c-semantics.c (genrtl_return_stmt): Don't check it.
2248 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2250 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
2251 (mips_annotate_frame_insn): New function.
2252 (mips_emit_frame_related_store): New function.
2253 (save_restore_insns): Don't mark instructions that set up the base
2254 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
2255 the store instructions instead.
2256 (mips_expand_prologue): If the stack size is moved into a temporary
2257 register, do not mark that move as frame-related. Add a
2258 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
2260 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2262 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
2263 stack slot as unchanging if current_function_calls_eh_return.
2265 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2267 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
2268 access the second half of the TFmode scratch operand.
2270 2001-08-10 Anthony Green <green@redhat.com>
2272 * java/class.c (emit_register_classes): Conditionalize code on
2275 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2277 * doc/install.texi (Specific, avr): Fix cross-reference to the
2278 main manual to work both for info and HTML versions.
2280 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
2282 * stmt.c (expand_null_return_1): Remove code to generate simple returns
2283 and "use_goto" argument.
2284 (expand_null_return, expand_value_return): Update all callers.
2285 * function.c (expand_function_end): Remove code to generate simple
2287 * config/vax/vax.md (epilogue): New expander for function return.
2288 * doc/md.texi (epilogue): Remove "if defined".
2290 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2292 * Makefile.in: Partially revert my previous change:
2293 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
2294 of the hashtab.o and safe-ctype.o rules.
2296 2001-08-09 Richard Henderson <rth@redhat.com>
2298 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
2299 (USE_COLLECT2): Remove duplicate definition.
2300 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
2301 (use_collect2): Remove dead code.
2302 * configure.in (use_collect2): Remove will_use_collect2 and
2303 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
2304 * configure: Rebuild.
2306 * target.h (targetm.asm_out.constructor): New.
2307 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
2308 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
2309 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
2310 * varasm.c (in_ctors, in_dtors): New.
2311 (assemble_constructor, assemble_destructor): Remove.
2312 (default_stabs_asm_out_destructor): New.
2313 (default_named_section_asm_out_destructor): New.
2314 (dtors_section, default_dtor_section_asm_out_destructor): New.
2315 (default_stabs_asm_out_constructor): New.
2316 (default_named_section_asm_out_constructor): New.
2317 (ctors_section, default_ctor_section_asm_out_constructor): New.
2318 * output.h: Update declarations.
2319 * c-decl.c (c_expand_body): Use target hooks instead of
2320 assemble_constructor and assemble_destructor.
2321 * profile.c (output_func_start_profiler): Likewise.
2322 * objc/objc-act.c (finish_objc): Likewise.
2323 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
2324 for the constructor.
2325 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
2327 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
2328 (DTORS_SECTION_ASM_OP): Likewise.
2329 (__CTOR_LIST__): Use attribute section when possible.
2330 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
2332 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
2333 ASM_OUTPUT_CONSTRUCTOR.
2335 * config/darwin.c (machopic_asm_out_constructor): New.
2336 (machopic_asm_out_destructor): New.
2337 * config/darwin-protos.h: Update declarations.
2338 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2339 (ASM_OUTPUT_DESTRUCTOR): Remove.
2340 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2341 * config/nextstep.c (nextstep_asm_out_constructor): New.
2342 (nextstep_asm_out_destructor): New.
2343 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2344 (ASM_OUTPUT_DESTRUCTOR): Remove.
2345 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2346 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
2347 ASM_OUTPUT_*STRUCTOR.
2348 * config/i386/aix386ng.h: Likewise.
2350 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
2351 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
2352 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2353 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2354 * config/lynx.h: Likewise.
2355 * config/netware.h: Likewise.
2356 * config/psos.h: Likewise.
2357 * config/alpha/alpha-interix.h: Likewise.
2358 * config/alpha/elf.h: Likewise.
2359 * config/arc/arc.h: Likewise.
2360 * config/arm/aof.h: Likewise.
2361 * config/arm/coff.h: Likewise.
2362 * config/arm/elf.h: Likewise.
2363 * config/c4x/c4x.h: Likewise.
2364 * config/h8300/h8300.h: Likewise.
2365 * config/i386/cygwin.h: Likewise.
2366 * config/i386/djgpp.h: Likewise.
2367 * config/i386/i386-coff.h: Likewise.
2368 * config/i386/i386-interix.h: Likewise.
2369 * config/i386/sco5.h: Likewise.
2370 * config/i386/vsta.h: Likewise.
2371 * config/i386/win32.h: Likewise.
2372 * config/i960/i960-coff.h: Likewise.
2373 * config/ia64/sysv4.h: Likewise.
2374 * config/m68hc11/m68hc11.h: Likewise.
2375 * config/m68k/coff.h: Likewise.
2376 * config/m68k/mot3300.h: Likewise.
2377 * config/m88k/m88k.h: Likewise.
2378 * config/mcore/mcore-pe.h: Likewise.
2379 * config/mcore/mcore.h: Likewise.
2380 * config/mips/elf.h: Likewise.
2381 * config/mips/elf64.h: Likewise.
2382 * config/mips/iris6.h: Likewise.
2383 * config/pa/pa64-hpux.h: Likewise.
2384 * config/rs6000/sysv4.h: Likewise.
2385 * config/sh/sh.h: Likewise.
2386 * config/sparc/litecoff.h: Likewise.
2388 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
2389 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2390 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2391 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2392 (ASM_OUTPUT_DESTRUCTOR): Remove.
2393 * config/a29k/a29k.c: Move include of tree.h.
2394 * config/a29k/udi.h: Delete file.
2395 * config/alpha/alpha.c (vms_asm_out_constructor): New.
2396 (vms_asm_out_destructor): New.
2397 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
2398 (EXTRA_SECTION_FUNCTIONS): Likewise.
2399 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2400 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2401 * config/c4x/c4x.c: Move include of tree.h.
2402 * config/clipper/clipper.c (clix_asm_out_constructor): New.
2403 (clix_asm_out_destructor): New.
2404 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2405 (ASM_OUTPUT_DESTRUCTOR): Remove.
2406 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2407 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2408 (TARGET_ASM_CONSTRUCTOR): New.
2409 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
2410 (sco_asm_out_constructor): New.
2411 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
2412 * config/i386/svr3gas.h: Remove stack grows up code.
2413 Remove code duplicated from i386/sysv3.h.
2414 (TARGET_ASM_CONSTRUCTOR): New.
2415 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2416 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
2417 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2418 (TARGET_ASM_CONSTRUCTOR): New.
2419 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
2420 (m68hc11_asm_out_destructor): New.
2421 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
2422 (TARGET_ASM_DESTRUCTOR): New.
2423 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
2424 * config/m68k/dpx2.h: Properly undef all the bits inherited from
2425 config/svr3.h pertaining to section manipulation.
2426 * config/m68k/dpx2g.h: Remove #if 0 code.
2427 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
2428 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
2429 (ASM_OUTPUT_CONSTRUCTOR): Remove.
2430 (TARGET_ASM_CONSTRUCTOR): New.
2431 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
2432 (m88k_svr3_asm_out_constructor): New.
2433 (m88k_svr3_asm_out_destructor): New.
2434 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2435 (ASM_OUTPUT_DESTRUCTOR): Remove.
2436 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2437 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
2438 * config/rs6000/aix.h: Likewise.
2439 * config/mips/rtems64.h: Don't undef removed constructor related bits.
2440 * config/mips/vxworks.h: Likewise.
2441 * config/rs6000/lynx.h: Likewise.
2442 * config/sh/elf.h: Likewise.
2443 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
2444 (DTORS_SECTION_ASM_OP): New.
2445 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2446 (ASM_OUTPUT_DESTRUCTOR): Remove.
2447 * config/sparc/sol2-sld-64.h: Likewise.
2448 * config/vax/vax.c (vms_asm_out_constructor): New.
2449 (vms_asm_out_destructor): New.
2450 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2451 (ASM_OUTPUT_DESTRUCTOR): Remove.
2452 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2454 * doc/tm.texi (@node Initialization): Update.
2456 2001-08-09 Richard Henderson <rth@redhat.com>
2458 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
2459 (__do_global_dtors_aux): Use gp-relative static data to avoid
2460 one dynamic relocation.
2461 (__do_frame_setup): Register Java classes.
2462 * config/alpha/crtend.asm (__JCR_END__): New.
2464 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2466 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
2467 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
2468 (GEN, STAGESTUFF): Add new files.
2469 (insn-constants.h, s-constants, tm-preds.h, s-preds,
2470 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
2471 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
2472 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
2473 as well as insn-codes.h and insn-flags.h in config.h; and no
2474 extra headers in tconfig.h and hconfig.h.
2476 * gencodes.c: Eliminate code to generate predicate declarations
2477 or #defines for md-file constants.
2478 * genconstants.c, genpreds.c: New files.
2480 * i386.md: Re-order guard expressions such that TARGET_64BIT
2481 comes first, when this permits better optimization. Add
2482 TARGET_64BIT to more x86-64 patterns. Add comment explaining
2483 why this is desirable.
2485 2001-08-09 Jakub Jelinek <jakub@redhat.com>
2487 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
2488 (find_fde_for_dso): Remove.
2489 (_Unwind_IteratePhdrCallback): New.
2490 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
2491 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
2493 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2495 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
2496 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
2498 2001-08-09 Graham Stott <grahams@redhat.com>
2500 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
2501 (vis_no_unit): Use it.
2502 (visualize_no_unit): Add the insn only if room exists.
2504 2001-08-09 Graham Stott <grahams@redhat.com>
2506 * predict.c (estimate_probability): Replace magic numbers with
2507 appropriate enumeration.
2509 2001-08-09 Graham Stott <grahams@redhat.com>
2511 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
2513 (EXTRACT_FLAGS): Likewise.
2515 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
2517 * config/mips/mips.c (mips_legitimate_address_p): Check for
2518 CONST_INT in last patch.
2520 2001-08-08 Anthony Green <green@redhat.com>
2522 * java/class.c (emit_register_classes): Use assemble_jcr if
2523 possible. Keep the original mechanism as a fallback.
2524 * defaults.h (JCR_SECTION_NAME): Define if we have named section
2525 and weak symbol support.
2526 * crtstuff.c (__JCR_LIST__): Define.
2527 (__JCR_END__): Define.
2528 (_Jv_RegiserClasses): Define weak symbol if possible.
2529 (__do_global_ctors_aux): Register classes for ELF targets with
2530 weak symbol support.
2532 2001-08-08 Kazu Hirata <kazu@hxi.com>
2534 * dbxout.c: Fix comment formatting.
2535 * dependence.c: Likewise.
2537 * diagnostic.c: Likewise.
2538 * dominance.c: Likewise.
2539 * doprint.c: Likewise.
2540 * dwarf2out.c: Likewise.
2541 * dwarfout.c: Likewise.
2542 * emit-rtl.c: Likewise.
2543 * except.c: Likewise.
2544 * explow.c: Likewise.
2545 * expmed.c: Likewise.
2548 * fold-const.c: Likewise.
2549 * function.c: Likewise.
2551 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2553 * global.c (retry_global_alloc): Avoid shadowing allocno.
2555 2001-08-08 Mark Mitchell <mark@codesourcery.com>
2557 * except.c (remove_fixup_regions): Fix typo.
2559 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
2561 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
2562 unsigned HOST_WIDE_INT to avoid warning.
2563 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
2564 * flow.c (set_block_for_new_insns): Likewise.
2566 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
2568 * sibcall.c (return_value_pseudo): New static variable.
2569 (skip_copy_to_return_value): Handle return_value_pseudo.
2570 (call_ends_block_p): Ensure that return_value_pseudo is set.
2571 (optimize_sibling_and_tail_recursive_call): Discover the
2572 load of pseudo return value in alternate exit block.
2574 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2576 * calls.c (ECF_ALWAYS_RETURN): New constant.
2577 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
2578 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
2579 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
2580 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
2581 * rtl.c (reg_note_name): New name.
2582 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
2584 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
2586 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
2588 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2590 * alias.c (get_alias_set): Return a previously calculated
2591 alias set for a VAR_DECL.
2592 * function.c (gen_mem_addressof): Calculate the alias set before
2595 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
2597 * predict.def: Set hitrates according our experimental run.
2599 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2601 * i386.h (HARD_REGNO_RENAME_OK): New macro.
2603 2001-08-08 H.J. Lu <hjl@gnu.org>
2605 * config/mips/mips.c (mips_unique_section): New. Copied from
2608 * config/mips/mips-protos.h (mips_unique_section): New
2611 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
2613 * config/mips/little.h: New. Generic little endian mips
2614 targets. Only mips*-*-linux* is converted to use it so far.
2616 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
2617 (WCHAR_TYPE): Defined
2618 (WCHAR_TYPE_SIZE): Likewise.
2619 (INIT_SUBTARGET_OPTABS): Likewise.
2620 (BSS_SECTION_ASM_OP): Likewise.
2621 (SBSS_SECTION_ASM_OP): Likewise.
2622 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2623 (ASM_DECLARE_OBJECT_NAME): Likewise.
2624 (UNIQUE_SECTION): Likewise.
2625 (EXTRA_SECTIONS): Likewise.
2626 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2627 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2628 (ASM_OUTPUT_DEF): Likewise.
2629 (HANDLE_SYSV_PRAGMA): Removed.
2630 (NO_IMPLICIT_EXTERN_C): Likewise.
2631 (TARGET_MEM_FUNCTIONS): Likewise.
2632 (STARTFILE_SPEC): Likewise.
2633 (ENDFILE_SPEC): Likewise.
2634 (LIB_SPEC): Likewise.
2635 (INVOKE__main): Likewise.
2636 (CTOR_LIST_BEGIN): Likewise.
2637 (CTOR_LIST_END): Likewise.
2638 (DTOR_LIST_BEGIN): Likewise.
2639 (DTOR_LIST_END): Likewise.
2640 (SET_ASM_OP): Likewise.
2641 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2642 (ASM_OUTPUT_DEF): Likewise.
2643 (ASM_OUTPUT_IDENT): Likewise.
2645 * config/mips/mips.h (ASM_SPEC): Undefine before define.
2646 (CPLUSPLUS_CPP_SPEC): Likewise.
2647 (ASM_APP_ON) Redefine only if not defined.
2648 (ASM_APP_OFF): Likewise.
2649 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2650 (ASM_OUTPUT_IDENT): Likewise.
2652 * config.gcc: Update tm_file for Linux/mips.
2654 2001-08-08 Bernd Schmidt <bernds@redhat.com>
2656 * cselib.c (cselib_record_sets): If insn is predicated, turn
2657 sources into IF_THEN_ELSEs.
2659 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
2660 Turn into define_insn_and_split.
2662 * sched-deps.c: Include "cselib.h".
2663 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
2664 Use cselib to turn memory addresses into VALUEs.
2665 (sched_analyze): Call cselib_init/cselib_finish if necessary.
2666 * sched-int.h (struct sched_info): New member USE_CSELIB.
2667 * sched-ebb.c (ebb_sched_info): Initialize it.
2668 * sched-rgn.c (rgn_sched_info): Likewise.
2669 * Makefile.in (sched-deps.o): Update dependencies.
2671 * cselib.h (cselib_subst_to_values): Declare.
2672 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
2673 that have no value and autoincs to be handled by generating a new
2676 2001-08-08 Graham Stott <grahams@redhat.com>
2678 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
2679 within fixed length SEQUENCE.
2681 2001-08-08 Graham Stott <grahams@redhat.com>
2683 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
2684 (diagnostic_prefixing_rule): Likewise.
2685 (diagnostic_line_cutoff): Likewise.
2686 (diagnostic_kind_count): Likewise.
2688 2001-08-08 Graham Stott <grahams@redhat.com>
2690 * alias.c (find_base_decl): Delete redundent assignment.
2692 2001-08-08 Graham Stott <grahams@redhat.com>
2694 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
2695 (abs): Uppercase and paranthesize macro parameter.
2696 (MEM_DEPENDENCY): Add whitespace.
2698 2001-08-08 Graham Stott <grahams@redhat.com>
2700 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
2701 failure check for CONST_INT
2703 2001-08-08 Graham Stott <grahams@redhat.com>
2705 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
2706 (libcall_dead_p): Likewise.
2708 (mark_used_regs): Constify fmt.
2709 (find_use_as_address): Likewise.
2711 2001-08-08 Graham Stott <grahams@redhat.com>
2713 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
2716 2001-08-08 Graham Stott <grahams@redhat.com>
2718 * combine.c (combine_simplify_rtx): Update comment and
2719 remove erroneous test.
2721 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2723 * cppinit.c (cpp_finish): Pop the final buffer without comment.
2724 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
2725 take care to avoid multiple no-newline at EOF warnings in that
2728 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
2730 * calls.c (expand_call): Do not emit INSN_SETJMP note.
2731 (emit_library_call_value_1): Likewise.
2732 (emit_call_1): Emit REG_SETJMP note.
2733 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
2735 * cselib.c (cselib_process_insn): Likewise.
2736 * flow.c (propagate_block): Likewise.
2737 * loop.c (find_and_verify_loops): Likewise.
2738 * reload.c (find_equiv_regs): Likewise.
2739 * reload1.c (reload): Likewise.
2740 * resource.c (mark_referenced_resources,
2741 mark_set_resources): Likewise.
2742 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
2743 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
2744 * haifa-sched.c (unlink_other_notes): Likewise.
2745 (reemit_notes): Likewise.
2746 * sched-ebb.c (sched_ebb): Likewise.
2747 * sched-rgc.c (sched_region): Likewise.
2748 * rtl.c (note_insn_name): Likewise.
2749 (reg_note_name): Add REG_SETJMP
2750 * rtl.h (reg_note): Add REG_SETJMP.
2751 (insn_note): Remove NOTE_INSN_SETJMP.
2753 * profile.c (branch_prob): Add fake edges for setjmp.
2755 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
2757 * config.gcc: Quote target_cpu_default2 correctly for
2758 powerpc*-*-* targets.
2760 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2762 * cpplib.h, line-map.h: Update comments.
2763 * cppmain.c (printer_init): Move inline.
2764 (maybe_print_line, print_line): Take a map pointer.
2765 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
2766 (cb_file_change): Don't use prior value of print.map.
2768 2001-08-07 David Edelsohn <edelsohn@gnu.org>
2770 * doc/install.texi: Document fine-grained multilib configuration.
2772 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2774 * rtlanal.c (find_first_parameter_load): Call note_stores
2775 only on the instructions.
2777 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2779 * alias.c (nonlocal_mentioned_p):
2780 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
2781 * calls.c (emit_call_1): Likewise.
2782 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
2783 * cselib.c (cselib_process_insn): Likewise.
2784 * df.c (df_insns_modify): Likewise.
2785 * flow.c (need_fake_edge_p): Likewise.
2786 (propagate_one_insn): Likewise.
2787 * haifa-sched.c (reemit_notes): Likewise.
2788 * integrate.c (copy_insn_list): Likewise.
2789 * jump.c (delete_prior_computation): Likewise.
2790 * local-alloc.c (validate_equiv_mem): Likewise.
2791 * loop.c (scan_loop): Likewise.
2792 * predict.c (estimate_probability): Likewise.
2793 * reload.c (reload): Likewise.
2794 * sched-deps (sched_analyze): Likewise.
2795 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
2796 * gcse.c (compute_hash_table): Likewise.
2797 (mark_call): Likewise.
2798 (store_killed_in_insn): Likewise.
2800 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
2802 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
2804 2001-08-06 Richard Henderson <rth@redhat.com>
2806 * varasm.c (assemble_gc_entry): Remove.
2807 * output.h: Likewise.
2809 2001-08-06 Richard Henderson <rth@redhat.com>
2811 * varasm.c (assemble_constructor): Take a symbol_ref and a
2812 priority instead of a bare string. Move priority handling
2813 here from cp/decl2.c.
2814 * output.h: Update decls.
2816 * c-decl.c (c_expand_body): Update calls to assemble_constructor
2817 and assemble_destructor.
2818 * profile.c (output_func_start_profiler): Likewise.
2819 * objc/objc-act.c (finish_objc): Likewise.
2820 (build_module_descriptor): Return the symbol not the symbol name.
2822 2001-08-06 David Edelsohn <edelsohn@gnu.org>
2824 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
2825 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
2826 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
2827 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
2828 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
2829 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
2831 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2833 * cpperror.c (print_containing_files): Moved to line-map.c.
2834 (print_location): line-map.c handles re-listing or otherwise.
2835 * cpphash.h (struct lexer_state): Remove next_bol.
2836 (struct cpp_buffer): Remove include_stack_listed.
2837 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
2838 Remove faked buffer handling.
2839 (_cpp_do_file_change): Tweak.
2840 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
2841 * cppmain.c (struct printer): Remove filename.
2842 (print_line, cb_file_change): Update accordingly.
2843 * line-map.c: Include intl.h.
2844 (init_line_maps): Initialize last_listed.
2845 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
2846 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
2847 (print_containing_files): New.
2848 * line-map.h (struct line_maps): New member last_listed.
2849 (print_containing_files, INCLUDED_FROM): New.
2850 * Makefile.in: Update.
2851 * po/POTFILES.in: Add line-map.c.
2853 2001-08-06 Richard Henderson <rth@redhat.com>
2855 * except.c (convert_from_eh_region_ranges_1): Never mark
2856 USE or CLOBBER insns as throwing.
2858 * expr.c (store_constructor): Don't clobber memory targets.
2860 2001-08-06 Andreas Jaeger <aj@suse.de>
2862 * profile.c (branch_prob): Remove unused variable insn.
2864 * Makefile.in (local-alloc.o): Add dependency on except.h.
2866 * local-alloc.c: Include except.h for can_throw_internal prototype.
2868 2001-08-06 Richard Henderson <rth@redhat.com>
2870 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2871 * function.c (expand_main_function): Implement it.
2872 * doc/tm.texi: Document it.
2874 2001-08-06 Stan Shebs <shebs@apple.com>
2876 * doc/install.texi: Document powerpc-*-darwin* details.
2878 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
2880 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
2881 (ASM_CPU_SPEC): Move back to rs6000.h
2882 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
2884 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
2886 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
2889 * config/rs6000/linux64.h: Ditto.
2891 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2892 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
2895 Remove accidently readded definitions of FUNCTION_PROLOGUE,
2896 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
2898 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2901 2001-08-05 Richard Henderson <rth@redhat.com>
2903 * local-alloc.c (update_equiv_regs): Do not move insns that
2906 2001-08-05 Jan Hubicka <jh@suse.cz>
2908 * Makefile.in (reload1.o): Add dedendancy on except.h
2909 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
2911 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
2912 indicating wehther edges has been cleaned up.
2913 * reload1.c: Inlucde except.h
2914 (fixup_abnormal_edges): Accept deleted insns.
2915 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
2918 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2920 * cpplib.c (do_line): Correct line number after pop_buffer.
2922 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2924 PR preprocessor/3824
2925 * line-map.c: Update comments.
2926 * line-map.h: Update comments.
2927 * tradcif.y: Don't consider large numbers unsigned.
2929 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2931 PR preprocessor/3081
2932 * c-lex.c (map): New.
2933 (cb_file_change): Update map and use it.
2934 (cb_def_pragma, cb_define, cb_undef): Use map and line.
2935 (c_lex): Update to use map.
2936 * cpperror.c (print_location): Move to using logical line numbers.
2937 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
2938 (cpp_make_system_header): Similarly.
2939 (_cpp_execute_include): Stop line numbering hacks. Store the
2940 line we will return to.
2941 * cpphash.h (CPP_BUF_LINE): Remove.
2942 (struct cpp_buffer): Remove lineno and pseudo_newlines.
2943 Add map and return_to_line.
2944 (_cpp_do_file_change): Update.
2945 * cppinit.c (cpp_start_read): Update line kludge.
2946 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
2947 (trigraph_ok): Use logical line numbers for diagnostics.
2948 (skip_block_comment): Likewise.
2949 (skip_whitespace): Likewise.
2950 (skip_line_comment): Use pfile->line instead.
2951 (_cpp_lex_token): Update to use logical line numbering exclusively.
2952 Handle BOL locally. Accept new lines in directives, but keep
2953 pfile->line decremented. Diagnostics use logical lines. Update
2955 * cpplib.c (SEEN_EOL): New.
2956 (skip_rest_of_line, check_eol): Use it.
2957 (end_directive): Increase line number when accepting the newline
2958 at the end of a directive.
2959 (run_directive): Simplify.
2960 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
2961 (_cpp_do_file_change): Update to take buffer line number as an
2962 argument, and store the current map in the cpp_reader. Remove
2963 line number kludges.
2964 (_cpp_do__Pragma): Restore output position after a _Pragma.
2965 (cpp_push_buffer): Don't set output line or lineno.
2966 (_cpp_pop_buffer): Transfer more info from a faked buffer.
2967 Remove line kludge. Set output_line.
2968 * cppmacro.c (builtin_macro): Update handling of __LINE__.
2969 (parse_arg): Use logical lines.
2970 (save_lookahead_token): Save EOFs too now.
2971 * cppmain.c (struct printer): Fix comments.
2972 (printer_init): Simplify, let caller do errors.
2973 (scan_translation_unit, check_multiline_token, dump_macro): Update.
2974 (maybe_print_line): Simplify.
2975 (print_line): Don't print a linemarker if -P.
2976 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
2977 (cb_file_change): Simplify.
2978 * line-map.h (LAST_SOURCE_LINE): Fix.
2979 (CURRENT_LINE_MAP): New.
2981 2001-08-05 Bernd Schmidt <bernds@redhat.com>
2983 * doloop.c (doloop_modify_runtime): Properly compute number of
2984 iterations if loop was unrolled.
2986 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
2987 if their CSELIB_VAL_PTRs are.
2989 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
2990 (setup_spill_pointers): Initialize it.
2991 (spill_restore_mem): Set it.
2992 (do_spill, do_restore): Use it to add REG_INC note.
2993 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
2995 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
2996 asms if other insns are available.
2998 * config/ia64/ia64.c (condop_operator): New predicate.
2999 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
3000 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
3003 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
3004 temporary register than directly using a MEM.
3006 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
3008 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
3009 parameter in last change.
3011 2001-08-04 Zack Weinberg <zackw@panix.com>
3013 * sparc.md: Don't use #if inside C test expression.
3015 2001-08-04 Richard Henderson <rth@redhat.com>
3017 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
3019 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
3021 * cpphash.h (struct cpp_reader): New member directive_line.
3022 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
3023 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
3024 do_pragma): Pass line to callbacks.
3025 (start_directive): Record line of directive.
3026 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
3027 cb_include): Similarly.
3028 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
3031 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
3033 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
3036 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3038 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
3040 * reload1.c (fixup_abnormal_edges): New static function.
3043 * flow.c (need_fake_edge_p): New function.
3044 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
3045 avoid call insn to be very last insn in the insn stream.
3047 * profile.c (branch_prob): Call flow_call_edges_add instead of
3048 doing that by hand; cleanup cfg to re-merge basic blocks once
3051 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3053 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
3054 are also on line-map.h.
3055 * cppfiles.c (stack_include_file): Update.
3056 * cpphash.h (struct cpp_buffer): New member return_at_eof.
3057 (_cpp_pop_buffer): New.
3058 * cppinit.c (cpp_destroy, cpp_finish): Update.
3059 (do_includes): Mark each buffer to return at EOF.
3060 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
3061 return as requested.
3062 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
3063 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
3064 * cpplib.h (cpp_pop_buffer): Remove.
3065 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
3066 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
3068 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
3070 (do_preprocessing): Update.
3071 * fix-header.c (read_scan_file): Update. No need to pop buffers.
3072 * c-parse.in (_yylex): Similarly.
3073 * scan-decls.c (scan_decls): Similarly.
3074 * line-map.h: Update comments.
3076 * objc/Make-lang.in (objc-act.o): Update dependencies.
3078 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3080 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
3081 and soft register for operand 0.
3082 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
3084 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3086 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
3087 register for operand 0.
3088 ("bitcmpqi_z_used"): Allow memory for operand 0.
3089 (split "bitcmpqi"): New split to handle address reg as operand 1.
3091 2001-08-04 Andreas Jaeger <aj@suse.de>
3093 * gcse.c: Revert Daniel's last patch.
3095 2001-08-03 Zack Weinberg <zackw@stanford.edu>
3097 * sparc-protos.h: Add prototypes for fp_zero_operand and
3099 * sh-protos.h: Add prototype for fpul_operand.
3101 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
3103 * doc/extend.texi (Other Builtins): Fix typo in last change.
3105 2001-08-03 Richard Henderson <rth@redhat.com>
3107 * target.h (gcc_target): Add asm_out.named_section,
3108 section_type_flags, have_named_sections.
3109 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
3110 (TARGET_HAVE_NAMED_SECTIONS): New.
3111 (TARGET_SECTION_TYPE_FLAGS): New.
3113 * Makefile.in (toplev.o): Depend on TARGET_H.
3114 (varasm.o, dbxout.o): Likewise.
3115 * c-common.c (decl_attributes): Check targetm.have_named_sections
3116 instead of ifdef ASM_OUTPUT_SECTION_NAME.
3117 * dbxout.c (dbxout_function_decl): Likewise.
3118 (dbxout_function_end): Likewise.
3119 * toplev.c (compile_file): Likewise.
3120 * varasm.c (exception_section): Likewise.
3121 * cp/decl2.c (finish_objects): Likewise.
3123 * defaults.h (EH_FRAME_SECTION): Remove.
3124 (EH_FRAME_SECTION_ASM_OP): Remove.
3125 (EH_FRAME_SECTION_NAME): New.
3126 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
3127 (UNIQUE_SECTION_P): Remove.
3128 * dwarf2out.c (SECTION_FORMAT): Remove.
3129 (ASM_OUTPUT_SECTION): Remove.
3130 (output_call_frame_info): Use named_section_flags.
3131 (output_comp_unit, dwarf2out_start_source_file): Likewise.
3132 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
3133 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
3134 * varasm.c (in_eh_frame, eh_frame_section): Remove.
3135 (named_section_flags): New.
3136 (named_section): Use it and targetm.section_type_flags.
3137 (resolve_unique_section): New.
3138 (assemble_start_function): Use it.
3139 (asm_emit_uninitialised, assemble_variable): Likewise.
3140 (default_section_type_flags): New.
3141 (default_no_named_section, default_elf_asm_named_section): New.
3142 (default_coff_asm_named_section, default_pe_asm_named_section): New.
3143 * output.h: Update varasm.c decls.
3144 (SECTION_*): New flags.
3146 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
3147 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
3149 * config/elfos.h (UNIQUE_SECTION_P): Remove.
3150 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
3151 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
3152 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
3153 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
3154 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
3155 * config/mips/elf.h, config/mips/elf64.h: Likewise.
3156 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
3157 * config/pa/pa64-hpux.h,
3159 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
3160 (TARGET_ASM_NAMED_SECTION): New.
3161 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
3162 * config/alpha/vms.h, config/arm/coff.h: Likewise.
3163 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
3164 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
3165 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
3166 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
3167 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
3168 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
3169 * config/i386/sco5.h, config/i386/win32.h: Likewise.
3170 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
3171 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
3172 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
3173 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
3174 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
3175 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
3176 * config/sparc/sysv4.h: Likewise.
3178 * config/nextstep.h: Error until named sections implemented.
3180 * config/a29k/a29k.c (a29k_asm_named_section): New.
3181 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
3182 (vms_section_type_flags, vms_asm_named_section): New.
3183 * config/arm/arm.c (arm_elf_asm_named_section): New.
3184 * config/avr/avr.c (asm_output_section_name): Remove.
3185 * config/avr/avr-protos.h: Update.
3186 * config/c4x/c4x.c (c4x_asm_named_section): New.
3187 * config/h8300/h8300.c (h8300_asm_named_section): New.
3188 * config/i386/i386.c (sco_asm_named_section): New.
3189 * config/i386/winnt.c (SECTION_PE_SHARED): New.
3190 (i386_pe_section_type_flags): New.
3191 (i386_pe_asm_named_section): New.
3192 * config/i386/i386-protos.h: Update.
3193 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
3194 * config/mcore/mcore.c (mcore_asm_named_section): New.
3195 * config/mips/mips.c (iris6_asm_named_section): New.
3196 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
3197 instead of UNIQUE_SECTION_P.
3198 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
3199 (xcoff_asm_named_section): New.
3200 * config/sh/sh.c (sh_asm_named_section): New.
3201 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
3203 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
3204 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
3205 (EH_FRAME_SECTION_NAME): New.
3206 (EXCEPTION_SECTION): New.
3207 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
3208 (DEBUG_*_SECTION): Remove.
3209 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
3210 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
3211 (EH_FRAME_SECTION_ASM_OP): Remove.
3213 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
3214 (ASM_OUTPUT_SECTION_NAME): Remove.
3215 (TARGET_ASM_NAMED_SECTION): New.
3216 (TARGET_HAVE_NAMED_SECTIONS): New.
3217 (TARGET_SECTION_TYPE_FLAGS): New.
3218 (EH_FRAME_SECTION_ASM_OP): Remove.
3219 (EH_FRAME_SECTION_NAME): New.
3221 2001-08-03 Zack Weinberg <zackw@stanford.edu>
3223 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
3224 for complex expressions when cfun == 0.
3225 * doc/extend.texi: Document that __builtin_constant_p can be
3226 used in data initializers as well as functions.
3228 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
3230 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
3231 variable I locally, instead of expecting a declaration in the
3234 2001-08-03 Richard Henderson <rth@redhat.com>
3236 * except.c (collect_one_action_chain): Add an explicit cleanup
3237 action if regions surrounding a catch were encoded entirely
3238 within the call-site entry.
3240 2001-08-03 Richard Henderson <rth@redhat.com>
3242 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
3243 don't take REGNO of a non-register.
3245 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3247 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
3248 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
3249 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
3250 (__gthread_mutex_init_function): New function for mutex initialization.
3252 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3254 * Makefile.in: Revert screwed up commit.
3256 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3258 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
3259 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
3260 merged by linker script to get a final _exit().
3261 (__do_global_dtors): New for destructor handling in specific exit
3263 (__do_global_ctors): New for constructors in specific install section.
3264 (__map_data_section): Map data sections before running constructors.
3265 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
3266 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
3267 (DTORS_SECTION_ASM_OP): Likewise.
3268 (CTORS_SECTION_FUNCTION): Define to force a reference to
3270 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
3272 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3274 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
3276 * Makefile.in: Add df.h to gcse.c dependencies.
3278 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3280 * varasm.c (output_constant_def_contents): Use for the length of a
3281 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
3282 depending on which is larger.
3284 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3286 * gcse.c: Include df.h for use as a dataflow analyzer.
3288 Declaration of reg_set_info: gone.
3289 New df_analyzer variable used by store motion.
3290 (reg_set_info): Deleted.
3291 (mark_mem_regs): New function, analyze regs used by a mem.
3292 (store_ops_ok): Use dataflow analyzer results to determine if
3293 necessary regs are changed in the block.
3294 (find_moveable_store): Remove check for symbol ref, we can handle
3295 much more complex expressions now.
3296 (compute_store_table): Remove most of the code, it's unnecessary
3297 now that the dataflow analyzer records the info for us.
3298 (store_killed_after): Add parameter to say whether to do the
3299 store_ops_okay test, used to speed up testing when we already know
3300 the answer, and just want to know if the store itself was killed.
3301 (build_store_vector): Largely rewritten to calculate the various
3302 vectors properly, and somewhat optimized.
3303 (store_motion): Init the df_analyzer, get REG_DEF chains.
3304 Also handle trapping expressions (since mems almost always trap)
3305 (simple_mem): Redefine what a simple mem is.
3307 2001-08-03 DJ Delorie <dj@redhat.com>
3309 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
3310 set from a constant part of the condition.
3312 2001-08-01 Andrew Cagney <ac131313@redhat.com>
3314 * mkdeps.c (deps_add_default_target): Make local variable
3315 ``start'' a const char pointer.
3316 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
3318 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3320 * doc/install.texi (Configuration): Fix markup.
3321 (Specific, i?86-*-udk): Likewise.
3322 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
3324 Document --enable-threads and --enable-libgcj status.
3325 (Specific, mips-sgi-irix*): Canonicalize triples.
3326 (Specific, mips-sgi-irix5): Warn about problems with this config.
3327 Mention required GNU as patch.
3328 Native assembler problems are fixed.
3329 (Specific, mips-sgi-irix6): Update O32 ABI support status.
3330 Document --enable-threads and --enable-libgcj status.
3332 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3334 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
3337 2001-08-03 Richard Henderson <rth@redhat.com>
3339 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
3342 2001-08-03 Richard Henderson <rth@redhat.com>
3344 * rtlanal.c (find_first_parameter_load): Stop if we
3345 reach a CODE_LABEL at BOUNDARY.
3347 2001-08-03 Richard Henderson <rth@redhat.com>
3349 * config/alpha/alpha.md (force_movdi): New insn.
3350 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
3351 Tweek FRP marking of VMS prologue insns.
3352 * config/alpha/vms.h (EPILOGUE_USES): New.
3354 2001-08-02 Richard Henderson <rth@redhat.com>
3356 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
3358 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3360 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
3361 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
3362 config/convex/convex.h, config/d30v/d30v.c,
3363 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3364 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
3365 config/mips/mips.h, config/mn10200/mn10200.h,
3366 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
3367 config/v850/v850.h, config/vax/openbsd.h,
3368 config/vax/openbsd1.h, config/vax/ultrix.h,
3369 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
3370 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
3371 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
3372 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
3373 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
3374 in comments and documentation.
3376 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3380 * Makefile.in (line-map.o): New.
3381 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
3382 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
3383 * cpperror.c (print_containing_files): Similarly.
3384 (print_location): Update. Don't output a space before _Pragma.
3385 * cppfiles.c (stack_include_file): Set to line 1 immediately.
3386 (stack_include_filee, cpp_make_system_header): Update.
3387 (_cpp_execute_include): Get logical line number right for calling
3388 as-yet-unterminated #include.
3389 * cpphash.h (struct cpp_reader): Add line_maps.
3390 (_cpp_do_file_change): Update.
3391 * cppinit.c (cpp_create_reader): Initialize line maps.
3392 (cpp_destroy): Destroy line maps.
3393 (cpp_start_read): Get logical line number right.
3394 * cpplex.c (parse_string): Only warn once for multi-line strings.
3395 Use boolean variable for null warning.
3396 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
3398 (do_include_common): End the directive early.
3399 (do_line): Don't warn about out-of-range lines in preprocessed
3400 source. Update. Remove unused variables.
3401 (_cpp_do_file_change): Update for new line mapping.
3402 (pragma_cb): New typedef.
3403 (cpp_register_pragma): Stop looking ahead before calling the
3405 (do_pragma_system_header): End directive early.
3406 (cpp_get_line_maps): New.
3407 (cpp_pop_buffer): Fudge logical line. Update.
3408 * cpplib.h: Include line-map.h
3409 (enum cpp_fc_reason): Remove.
3410 (struct cpp_file_change): Update.
3411 (cpp_get_line_maps): New.
3412 * cppmain.c (struct_printer): New member map.
3413 (cb_file_change): Update for new mappings.
3414 * fix-header.c (cb_file_change): Similarly.
3416 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3418 * Makefile.in (libgcc.mk): Define mkinstalldirs.
3419 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
3421 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3423 * config/vax/vax.c: include expr.h.
3425 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3427 * Makefile.in ($(srcdir)/configure): Only rebuild in
3429 ($(srcdir)/config.in): Only define in maintainer mode.
3430 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
3432 2001-08-02 David Edelsohn <edelsohn@gnu.org>
3434 * doc/install.texi (Install GCC: Binaries): Update Bull info.
3436 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3438 * gcc.c (set_collect_gcc_options): New function, split out from
3440 Ignore elided switches.
3441 (do_spec_1): Invoke before executing command.
3442 (set_input): Export.
3443 Move declaration ...
3444 * gcc.h (set_input): ... here.
3445 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3448 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
3451 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
3453 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
3455 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
3457 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
3458 for the unnamed instructions it expands to.
3460 2001-08-02 Richard Henderson <rth@redhat.com>
3462 * regclass.c (call_really_used_regs): Conditionally define.
3463 (init_reg_sets_1): Don't use it if not defined.
3464 (fix_register): Similarly, don't set it.
3466 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3468 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
3469 Correct comment that had been missed in the previous change.
3471 2001-08-01 Stan Shebs <shebs@apple.com>
3473 * config/darwin.c (machopic_stub_name): Try matching by name.
3474 (update_stubs): New function.
3475 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
3478 2001-08-01 Richard Henderson <rth@redhat.com>
3480 * except.c (output_function_exception_table): Use assemble_align.
3481 * varasm.c (assemble_eh_label): Remove.
3482 (assemble_eh_align, assemble_eh_integer): Remove.
3484 2001-08-01 Robert Lipe <robertl@caldera.com>
3486 * dwarfout.c: Remove reference to README.DWARF.
3488 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
3490 * regclass.c (call_really_used_regs): New array for registers which
3491 are actually used by a call.
3492 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
3494 (fix_register): Set call_really_used too.
3495 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
3496 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
3498 2001-08-01 Richard Henderson <rth@redhat.com>
3500 * read-rtl.c (read_name): Consider \r whitespace.
3502 2001-07-11 Andrew Cagney <ac131313@redhat.com>
3504 * config.gcc: Recognize powerpc-*-netbsd*.
3506 * doc/install.texi (Host/target specific installation notes for
3507 GCC): Mention powerpc-*-netbsd*.
3509 * config/rs6000/netbsd.h: New file.
3510 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
3511 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
3512 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
3513 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
3514 (TARGET_VERSION): Redefine.
3516 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
3517 mcall-netbsd as a match for mcall-sysv.
3518 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
3519 (ncrti.S, ncrtn.S): New targets.
3520 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
3522 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
3523 "netbsd' as a V4 ABI.
3524 (ASM_SPEC): Check for -mcall-netbsd.
3525 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
3526 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
3527 (LIB_SPEC, ENDFILE_SPEC): Ditto.
3528 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
3529 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
3530 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
3531 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
3533 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
3534 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
3536 2001-08-01 Mark Kettenis <kettenis@gnu.org>
3538 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
3539 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
3540 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
3541 including "unwind-pe.h".
3543 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
3545 * rs6000.md (define_splits): Kill unused constraints.
3547 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
3548 Jan Hubicka <jh@suse.cz>
3550 * function.c (thread_prologue_and_epilogue_insns): Kill code
3551 dealing with non-existent CFG.
3553 2001-08-01 Kazu Hirata <kazu@hxi.com>
3555 * alias.c: Fix comment formatting.
3556 * bitmap.c: Likewise.
3557 * builtins.c: Likewise.
3558 * calls.c: Likewise.
3559 * c-common.c: Likewise.
3560 * c-decl.c: Likewise.
3561 * c-dump.c: Likewise.
3562 * c-lex.c: Likewise.
3563 * collect2.c: Likewise.
3564 * combine.c: Likewise.
3565 * conflict.c: Likewise.
3566 * cppfiles.c: Likewise.
3567 * cppinit.c: Likewise.
3568 * cpplex.c: Likewise.
3569 * cpplib.c: Likewise.
3570 * cppmacro.c: Likewise.
3571 * cppspec.c: Likewise.
3572 * c-pragma.c: Likewise.
3573 * crtstuff.c: Likewise.
3575 * cselib.c: Likewise.
3576 * c-semantics.c: Likewise.
3577 * c-typeck.c: Likewise.
3579 2001-08-01 H.J. Lu <hjl@gnu.org>
3581 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
3583 2001-08-01 H.J. Lu <hjl@gnu.org>
3585 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
3587 2001-08-01 Ziemowit Laski <zlaski@apple.com>
3589 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
3590 contextualizing Objective-C class name lookup by the lexer.
3591 (typespec_reserved_nonattr): Disable ObjC class name lookup after
3593 (protocoldef): Add support for forward @protocol declarations.
3594 (yylexname): Suppress ObjC class name lookup in certain contexts;
3595 re-enable after lookup is complete.
3596 (_yylex): Re-enable ObjC class name lookup when certain
3597 punctuation marks are seen.
3599 * objc/objc-act.c (check_protocol_recursively): New function used
3600 for finding circular dependencies in protocols.
3601 (objc_declare_protocols): New function for handling forward
3602 @protocol declarations.
3603 (receiver_is_class_object): Detect the case when 'self' is used
3604 inside of a class method.
3605 (build_message_expr): Issue a warning if class method is desired
3606 but instance method is found instead.
3607 (conforms_to_protocol): Streamline.
3608 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
3609 protocol Foo, even if 'Bar foo' does not.
3610 (check_protocols): Streamline.
3611 (start_protocol): Add checks for circular and duplicate protocol
3613 (encode_aggregate_within): For typedefs of structs, encode the
3615 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
3616 (objc_declare_protocols): New prototype.
3618 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3620 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
3621 * cpplex.c (handle_newline): Update prototype. Maintain logical
3623 (skip_escaped_newlines, skip_block_comment, parse_string):
3625 (_cpp_lex_token): Update, and store token position within the token.
3626 * cpplib.h (struct cpp_token): Add line and column entries.
3627 * cppmacro.c (replace_args): Position stringified tokens correctly.
3629 2001-08-01 Andreas Jaeger <aj@suse.de>
3631 * basic-block.h: Add prototype for last_loop_beg_note.
3633 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
3635 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
3636 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
3638 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
3639 while handling WITH_CLEANUP_EXPR node. Use second operand calling
3640 expand_decl_cleanup.
3641 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
3643 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
3644 operand while calling simple_cst_equal.
3645 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
3646 operand is the cleanup expression, the third is the RTL_EXPR.
3647 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
3649 2001-07-31 Jeff Sturm <jsturm@one-point.com>
3651 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
3653 2001-07-31 matthew green <mrg@eterna.com.au>
3655 * config.gcc (i386-*-netbsdelf): New description.
3656 * config/i386/netbsd-elf.h: New file.
3658 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
3660 * loop.c (check_dbra_loop): Use single_set to compute
3663 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
3665 PowerPC reorg and support for powerpc64-*-linux*.
3667 Also fixes emitting of constants on 32 bit and 64 bit
3670 * config.gcc: powerpc64-*-linux* is a new target.
3671 Things that needed aix.h now also include xcoff.h
3673 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
3675 Move AIX specific stuff into aix.h.
3676 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
3677 with more than just XCOFF now.
3678 (SET_ASM_OP): Remove, now defined where needed.
3679 (FUNCTION_PROLOGUE): New macro definition.
3680 (FUNCTION_EPILOGUE): New macro definition.
3681 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
3683 * config/rs6000/xcoff.h: New file.
3685 * config/rs6000/linux64.h: New file.
3687 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
3689 2001-07-31 Alan Modra <amodra@bigpond.net.au>
3691 * rs6000.c (print_operand_address): Handle ELF syntax.
3692 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
3693 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
3694 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
3696 2001-07-31 David Edelsohn <edelsohn@gnu.org>
3698 * rs6000.c (rs6000_override_options): Only disable
3699 flag_function_sections for XCOFF.
3700 (exact_log2_cint_operand): New predicate.
3701 (reg_or_{add,sub}_cint64_operand): New predicates.
3702 (add_operand): Compare CONST_INT with fewer function calls.
3703 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
3704 (print_operand, case 'p'): Ensure positive operand.
3705 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
3706 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
3707 (PREDICATE_CODES): Add new predicates.
3708 * rs6000.md (addsi3): Split 32-bit constants more correctly.
3709 (divsi3, modsi3): Ensure positive power-of-2.
3710 (adddi3): Use new predicate. Split 32-bit constants more
3711 correctly. Re-arrange splitter to handle any constant.
3712 (subdi3): Use new predicate.
3713 (divdi3, moddi3): Ensure positive power-of-2.
3714 (movdi): Use rs6000_emit_set_const.
3715 (load_toc_v4_pic_di): Delete.
3717 2001-07-31 Graham Stott <grahams@redhat.com>
3719 * function.c (pad_below): Revert 2001-07-26 patch.
3721 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3723 * reg-stack (convert_regs_1): Fix best edge condition.
3725 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3727 * jump.c (duplicate_loop_exit_test): Better test for jumps
3728 entering the loop; create loop pre_header.
3730 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
3732 * doc/install.texi: Add s390 and s390x as new targets.
3733 * doc/invoke.texi: Add documantation of S/390 and zSeries
3735 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
3737 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3739 * config/m68k/m68k.md: Replace all general_operand with
3740 nonimmediate_operand for all destinations.
3741 * config/m68k/m68k.c (not_sp_operand): Likewise.
3743 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
3745 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
3747 2001-07-30 Richard Henderson <rth@redhat.com>
3749 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
3750 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
3752 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3754 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
3755 Add missing doc strings
3756 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
3757 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
3759 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
3761 * i386.c (ix86_output_main_function_alignment_hack): New function.
3762 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
3764 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
3765 edges by EDGE_DFS_BACK flag.
3766 (dump_edge_info): Add dfs_back flag.
3767 * basic-block.h (EDGE_DFS_BACK): New constant.
3768 (mark_dfs_back_edges): Declare.
3769 * alias.c (loop_p): Remove.
3770 (mark_constant_function): Use mark_dfs_back_edges.
3772 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
3773 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
3774 (compensate_edge): Break out from ...
3775 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
3776 (convert_regs_2): Set block_done once block is really done;
3777 Do updating of the predecesors counts.
3779 * toplev.c (rest_of_compilation): Recompute block_for_insn
3780 before post-reload cfg_cleanup.
3781 * function.c (thread_prologue_epilogue_insns):
3782 Call set_block_for_new_insns when emitting prologue directly.
3784 2001-07-30 Andreas Jaeger <aj@suse.de>
3786 * jump.c: Add prototype for mark_modified_reg.
3788 * cse.c (set_live_p): Add unused attribute.
3790 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
3792 (scan_for_source_files): Use long for count to avoid overflow.
3793 (output_data): Likewise.
3794 (output_data): Don't use string concatatenation to silence gcc
3797 * predict.c: Fix typos and grammar.
3799 * gcse.c (insert_insn_end_bb): Remove unused variables.
3801 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3803 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
3804 (attempt_auto_inc): LIkewise.
3805 (mark_used_reg): Likewise.
3806 (try_pre_increment_1): Likewise.
3807 * regclass.c (regclass): Likewise.
3808 * global.c (allocno_compare): Update comment; change scaling factor.
3809 * local-alloc.c (QTY_CMP_PRI): Likewise.
3810 * regs.h (REG_FREQ_FROM_BB): New.
3811 (REG_FREQ_MAX): Likewise.
3813 2001-07-30 H.J. Lu <hjl@gnu.org>
3815 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
3818 2001-07-30 H.J. Lu (hjl@gnu.org)
3820 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
3821 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3822 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
3824 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
3826 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
3827 as -mthumb-interwork when -mcpu=arm7 is specified.
3829 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3831 * predict.def (noreturn, loop branch, loop exit): Mark as first
3834 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
3836 * combine.c (try_combine): Avoid barrier after noop jumps.
3838 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3840 * cpphash.h (struct cpp_reader): Remove import_warning.
3841 * cpplib.c (skip_rest_of_line): Don't bother turning off
3843 (parse_include): Move include handling to...
3844 (do_include_common): ... here. Move import warning from...
3845 (do_import): ... here.
3846 (do_pragma_poison): Don't do a callback for poison identifiers.
3847 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
3848 * cppmain.c (setup_callbacks): Similarly.
3850 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3852 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
3853 handle multiple sets.
3854 * except.c (sjlj_mark_call_sites): .... here.
3855 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
3857 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3859 Suggested by Richard Henderson and Richard Kenner:
3860 * combine.c (recog_for_combine): Use the fake recog
3861 only if instruction does not match.
3862 * rtl.h (NOOP_MOVE_INSN_CODE): New.
3863 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
3865 * combine.c (try_combine): Discover noop jump as direct jump.
3867 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
3869 * df.c (df_rd_global_compute): Add successors to worklist, not
3871 (df_ru_global_compute): Ditto.
3873 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
3875 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
3876 increment REG_N_SETS.
3878 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
3880 * sbitmap.h: New prototype for sbitmap_a_xor_b.
3882 * sbitmap.c (sbitmap_a_xor_b): New function.
3883 ifdef the basic block stuff on IN_GCC.
3885 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3887 * cppexp.c (parse_defined): Always record the macro name.
3888 (lex): Don't worry about identifiers, or special-case
3890 (_cpp_parse_expr): Figure out at the end of the routine
3891 whether we saw a valid !defined() expression.
3892 * cppfiles.c (stack_include_file): Update for mi_valid.
3893 (_cpp_pop_file_buffer): Similarly.
3894 * cpplex.c (_cpp_lex_token): Similarly.
3895 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
3896 mi_if_not_defined, mi_lexed): Remove.
3898 * cpplib.c (do_if): Simplify.
3899 (do_endif, push_conditional, _cpp_handle_directive): Update
3900 for renaming of mi_state to mi_valid.
3902 * cpp.texi: Add index entries for digraphs, and add comment
3903 that C++ refers to them as alternative tokens.
3905 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3907 * basic-block.h (CLEANUP_PRE_LOOP): New.
3908 * except.c (finish_eh_generation): Update call of cleanup_cfg.
3909 * sibcall.c (optimize_sibling_calls): Likewise.
3910 * toplev.c (rest_of_compilation): Likewise.
3911 * flow.c (try_forward_edges): Take argument MODE;
3912 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
3913 (try_optimize_cfg): Update call of try_forward_edges.
3915 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
3916 Jan Hubicka <jh@suse.cz>
3918 * (validate_replace_rtx_1): Fix simplification of MINUS.
3920 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
3922 PR preprocessor/3669
3923 * cppinit.c (init_dependency_output): Turn off dump requests
3924 if sending dependencies to stdout.
3926 2001-07-28 Richard Henderson <rth@redhat.com>
3928 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
3931 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
3933 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
3935 2001-07-28 Kazu Hirata <kazu@hxi.com>
3937 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
3938 is VAR_DECL first to prevent an ICE.
3940 2001-07-28 Richard Henderson <rth@redhat.com>
3942 * varasm.c (immed_real_const_1): Don't elide special cases for
3944 (clear_const_double_mem): Clear const_tiny_rtx too.
3946 2001-07-28 Richard Henderson <rth@redhat.com>
3948 * dwarf2out.c (dw_val_class_offset): New.
3949 (struct dw_ranges_struct, dw_ranges_ref): New.
3950 (ranges_table, ranges_table_allocated): New.
3951 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
3952 (add_AT_offset, add_ranges, output_ranges): New.
3953 (print_die, output_die): Handle dw_val_class_offset.
3954 (attr_checksum, size_of_die, value_format): Likewise.
3955 (gen_lexical_block_die): Handle non-contiguous blocks.
3956 (gen_block_die): Likewise.
3957 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
3958 if needed. Dump the ranges table.
3959 * final.c (final_start_function): Remove unnecessary notes and
3960 rebuild the block tree before numbering the blocks.
3961 * function.c (reorder_blocks_0): Walk the existing block tree
3962 to unmark all blocks.
3963 (reorder_blocks_1): Create block fragments when duplicate block
3965 (reorder_fix_fragments): New.
3966 (reorder_blocks): Call it.
3967 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
3969 2001-07-28 Richard Henderson <rth@redhat.com>
3971 * emit-rtl.c (adjust_address): Make a copy of the memory address.
3973 2001-07-28 Richard Henderson <rth@redhat.com>
3975 * flow.c (add_to_mem_set_list): New function.
3976 (init_propagate_block_info): Use it.
3977 (mark_set_1): Likewise.
3978 (insn_dead_p): Canonicalize memory address for dead store
3979 comparison. Allow wider mode stores to kill narrower mode stores.
3980 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
3981 (invalidate_mems_from_set): Don't handle MEMs.
3983 2001-07-28 Kazu Hirata <kazu@hxi.com>
3985 * config/h8300/h8300.h: Fix formatting.
3987 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3989 * basic-block.h (EDGE_FREQUENCY): New macro.
3990 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
3992 * flow.c (find_sub_basic_blocks): Likewise.
3993 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
3994 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
3996 * predict.c (DEF_PREDICTOR): New argument FLAGS.
3997 (HITRATE): New macro.
3998 (PRED_FLAG_FIRST_MATCH): New constant.
3999 (predictor_info): New field flgags.
4000 (combine_predictions_for_insn): Use DS theory to combine
4001 probabilities; set the edge probabilities when finished.
4002 (estimate_probability): Avoid duplicated matches
4003 of LOOP_BRANCH heuristics for nested loops; update comment.
4004 * predict.def: Add flags for each prediction, set probabilities
4005 according to B&L paper.
4006 * predict.h (DEF_PREDICTOR): New argument FLAGS.
4008 * profile.c (compute_branch_probabilities): Cleanup way the edge
4009 probabilities are computed and REG_BR_PROB notes are dropped; if
4010 values does not match, emit error.
4011 (init_branch_prob): Do error instead of warning when profile driven
4012 feedback is missing or corrupt.
4014 2001-07-27 DJ Delorie <dj@redhat.com>
4016 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
4017 against a constant, try to adjust the compare to have the desired
4018 constant in it so that min/max optimizations happen more often.
4020 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4022 * flow.c (last_loop_beg_note): New function.
4023 (redirect_edge_and_branch): Use it.
4024 (split_edge): Likewise.
4026 * alias.c (loop_p): Avoid uninitialized memory access.
4028 * flow.c (try_forward_edges): Avoid accessing freed memory.
4030 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
4033 2001-07-26 Andrew Haley <aph@redhat.com>
4034 Joern Rennecke <amylaar@redhat.com>
4036 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
4037 (SUBTARGET_CPP_ENDIAN_SPEC): New.
4038 (SUBTARGET_CPP_SPEC): New.
4040 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
4041 (SUBTARGET_CPP_PTR_SPEC): New.
4042 (CPP_DEFAULT_CPU_SPEC): New.
4043 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
4044 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
4045 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
4046 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
4047 (SUBTARGET_CPP_SPEC): Define as an empty string.
4049 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4051 * doc/install.texi (Configuration): Properly link the host
4052 specific instructions also when generating HTML.
4054 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
4056 * flow.c (redirect_edge_and_branch_force): Test
4057 target->global_live_at_start.
4059 2001-07-26 Richard Henderson <rth@redhat.com>
4061 * simplify-rtx.c (avoid_constant_pool_reference): Export.
4062 * rtl.h (avoid_constant_pool_reference): Declare it.
4063 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
4064 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
4066 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4068 * rtl.h (cleanup_barriers): Declare.
4069 * jump.c (cleanup_barriers): New function.
4070 * toplev.c (rest_of_compilation): Call cleanup_barriers
4071 before loop optimizer and after bb_reorder.
4073 * flow.c (back_edge_of_syntactic_loop_p): New.
4074 (split_edge): Use it.
4076 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4078 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
4080 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
4082 * cse.c (cse_process_notes): Replace any registers if the address
4085 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
4087 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
4088 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
4089 (propagate_block): Update prototype.
4090 * flow.c (update_life_info): Simplify the CFG and
4091 recalculate the global regs which are alive when
4092 removing dead code during a global update.
4093 (propagate_block): Return non-zero if an INSN is
4096 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4098 * Makefile.in (LIBICONV): Define.
4100 2001-07-26 Catherine Moore <clm@redhat.com>
4102 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
4103 of conditional to avoid tree checking errors.
4105 2001-07-26 Kazu Hirata <kazu@hxi.com>
4107 * regmove.c (regmove_optimize): Don't replace a reg with
4108 another reg of a different mode.
4110 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
4112 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
4113 limit length of dependancy flush list.
4114 * params.h (MAX_PENDING_LIST_LENGTH): Define.
4115 * sched-int.h (struct deps): Add pending_flush_length field.
4116 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
4117 has 1 element in it.
4118 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
4119 (sched_analyze): After a jump, if the pending memory flush list is too
4120 large, flush the pending lists.
4121 (init_deps): Initialize pending_flush_length to 0.
4122 * doc/invoke.texi (max_pending_list_length): Document parameter.
4124 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
4126 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
4127 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
4128 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
4130 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4132 * cpphash.h (struct_lexer_state): Delete was_skipping.
4133 Move skipping here from struct cpp_reader.
4134 * cpplex.c (parse_identifier): Update.
4135 (_cpp_lex_token): Don't skip tokens in a directive.
4136 * cpplib.c (struct if_stack): Update.
4137 (start_directive, end_directive): Don't change skipping state.
4138 (_cpp_handle_directive): Update.
4139 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
4140 (do_else, do_endif): Update; only check for excess tokens if not
4141 in a skipped conditional block.
4142 (push_conditional): Update for new struct if_stack.
4144 2001-07-26 Graham Stott <grahams@redhat.com>
4146 * function.c (locate_and_pad_parm): Also pad initial offset
4147 so that the total argument size also includes the padding.
4149 2001-07-26 Graham Stott <grahams@redhat.com>
4151 * gensupport.c (alter_output_for_insn): Correct enable checking failure
4152 change XSTR to XTMPL.
4154 (process_one_cond_exec): Likewise
4156 2001-07-25 Richard Henderson <rth@redhat.com>
4158 * varasm.c (assemble_variable): Create DECL_RTL before setting
4161 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
4163 * predict.c (estimate_probability): Avoid duplicated predictions.
4165 * loop.c (find_and_verify_loops): Grok multiple barriers.
4167 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4169 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
4171 * dbxout.c: Consistently use putc instead of fputc.
4172 (print_wide_int): New function; call instead of direct fprintf.
4173 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
4174 (dbxout_type_fields, dbxout_type_method_1): Likewise.
4175 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
4176 (print_int_cst_octal): Likewise.
4177 (print_octal): Show we wrote characters.
4178 (dbxout_type): Set have_used_extensions in more places.
4180 2001-07-25 Catherine Moore <clm@redhat.com>
4182 * config/v850/v850.c (v850_va_arg): Use addr
4183 instead of valist to build incr.
4185 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
4187 * flow.c (delete_dead_jumptables): New function.
4188 (life_analyzis): Call it.
4189 * bb-reorder.c (skip_insns_after_block): Handle contradictory
4192 2001-07-25 Richard Henderson <rth@redhat.com>
4194 * except.c (reachable_handlers): Handle a region being removed
4195 out from under a RESX.
4197 2001-07-25 Richard Henderson <rth@redhat.com>
4199 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
4200 swap GE/GT if it is an fp comparison.
4202 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
4204 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
4207 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
4209 * ssa.c (rename_insn_1): Do not wrap an assignment to a
4210 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
4213 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
4215 (visit_expression): When attempting to simplify an expression,
4216 retrieve any modes for arguments before they are simplified
4219 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
4220 Janis Johnson <janis@us.ibm.com>
4222 * stmt.c (expand_goto): A nonlocal goto can be a call too.
4223 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
4224 pointer parameters to match documented usage of nonlocal_goto.
4225 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
4226 parameters to their correct order.
4227 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
4228 parameters to their correct order.
4230 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
4232 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
4234 2001-07-25 Jan Hubicka <jh@suse.cz>
4235 Richard Henderson <rth@redhat.com>
4237 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
4239 (make_edges): New argument update_p; populate the edge cache if set.
4240 (find_basic_blocks): Update make_edges invocation.
4242 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4244 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
4246 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4248 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
4249 -Acpu and -Amachine.h.
4250 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
4251 Corrected header to say ELF not a.out.
4252 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
4253 when given -msoft-float.
4255 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4257 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
4258 extra multilib parts like arm-elf.
4259 (i960-*-coff*, i960-*-rtems): Should not use collect2.
4260 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
4261 crtfini.o as extra multilib parts.
4263 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4265 * configure.in: Add rtems as a supported thread model.
4266 * gthr-rtems.h: Add missing entry point __gthread_active_p.
4267 * configure: Rebuilt.
4269 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
4271 * stor-layout.c (get_mode_alignment): make it work when
4272 BITS_PER_UNIT is not a power of two.
4273 * builtins.c (get_pointer_alignment): Likewise.
4275 2001-07-24 Richard Henderson <rth@redhat.com>
4277 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
4278 the retrieved constant into the expected mode.
4280 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4282 * flow.c (try_simplify_condjump): Avoid duplicated edges.
4283 (verify_flow_info): Check for duplicated edges; clarify
4286 * flow.c (block_label): Update basic_block_for_insn.
4287 (commit_edge_insertions): Call compute_bb_for_insn.
4289 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
4292 * flow.c (redirect_edge_and_branch,
4293 try_optimize_cfg): Use redirect_edge_succ_nodup
4294 (redirect_edge_succ_nodup): New.
4295 * basic_block.h (redirect_edge_succ_nodup): Declare.
4297 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
4300 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4302 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
4303 (try_crossjump_to_edge): Update commetns.
4304 (try_crossjump_bb): Likewise.
4306 2001-07-24 Richard Henderson <rth@redhat.com>
4308 * combine.c (distribute_notes): Move set of need_refresh
4309 for noop_move_p down to catch all cases.
4311 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
4313 * recog.c (split_all_insns_noflow): New.
4314 * rtl.h (split_all_insns_noflow): Declare.
4315 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
4316 * m68hc11.c (m68hc11_reorg): Likewise.
4317 * sh.c (machine_dependent_reorg): Likewise.
4318 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
4321 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4323 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
4324 (ashlsi3_n splitter): Likewise.
4325 (lshrsi3_n splitter): Likewise.
4327 (GOTaddr2picreg): Make const SImode.
4328 (sym_label2reg): Likewise.
4329 (symGOT2reg): Likewise.
4330 (symGOTOFF2reg) Likewise.
4332 (casesi_worker_0): Make unspec SImode.
4334 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4336 * config/sh/sh.c (barrier_align): Check that an operand really is
4337 an insn before extracting its INSN_CODE.
4339 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
4341 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
4344 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
4345 for SImode to prevent overflow.
4347 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4349 * config/mips/irix6-libc-compat.c: New file.
4350 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
4351 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
4354 2001-07-24 lars brinkhoff <lars@nocrew.org>
4356 * rtl.texi (REG_POINTER): Document.
4357 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
4358 QFmode, HFmode, TQFmode, QCmode, and HCmode.
4360 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4362 * flow.c (delete_noop_moves): Do not confuse libcall regions.
4364 2001-07-23 Richard Henderson <rth@redhat.com>
4366 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
4368 2001-07-23 Kazu Hirata <kazu@hxi.com>
4370 * config/h8300/h8300-protos.h: Add a prototype for
4371 general_operand_dst_push.
4372 * config/h8300/h8300.c (general_operand_dst_push): New.
4373 * config/h8300/h8300.h (OK_FOR_T): New.
4374 (EXTRA_CONSTRAINT): Use it.
4375 * config/h8300/h8300.md (movqi_push): Remove and integrate into
4376 the existing movqi pattern.
4377 (movhi_push): Likewise.
4379 * reload.c: Fix comment typos.
4381 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4383 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
4385 2001-07-23 H.J. Lu (hjl@gnu.org)
4387 * doc/extend.texi: Update __builtin_return_address and
4388 __builtin_frame_address.
4390 2001-07-23 Richard Henderson <rth@redhat.com>
4392 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
4394 * config/i386/i386.md: New setcc+movzbl peephole2.
4396 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4398 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
4399 * objc/objc-act.c: Include debug.h.
4400 (synth_module_prologue): Save and restore debug hooks too.
4402 2001-07-23 lars brinkhoff <lars@nocrew.org>
4404 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
4405 and C4X_FLOAT_FORMAT.
4406 (BOOL_TYPE_SIZE): Document.
4408 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
4410 * unroll.c (loop_iterations): Fix miscalculation of initial
4413 2001-07-13 Andrew Haley <aph@redhat.com>
4415 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
4416 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
4417 * config/sh/sh.c (sh_can_redirect_branch): New function.
4418 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
4419 * reorg.c (steal_delay_list_from_target): Use
4420 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
4422 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4424 * flow.c (try_simplify_condjump): Unlink insn chain on
4425 fallthru edge; use can_fallthru.
4427 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4429 * basic-block.h (find_sub_basic_block): Declare.
4430 * flow.c (make_edges): New arguments MIN and MAX;
4431 (find_sub_basic_blocks): Revamp to use make_edges
4432 and purge_dead_edges.
4433 (find_basic_blocks): Update call of find_sub_basic_block.
4435 * recog.c (split_all_insns): Always expect CFG to be consistent;
4436 call find_sub_basic_blocks in case something has changed.
4437 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
4440 * basic-block.h (delete_noop_moves): Declare.
4441 * combine.c (combine_instructions): Call it.
4442 (recog_for_combine): Tolerate noop moves
4443 (distribute_notes): Force refresh when register dies at noop move.
4444 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
4446 (life_analysis): Update delete_noop_moves call.
4447 (set_noop_p): Move too ...
4448 * rtlanal.c (noop_move_p): ... here.
4449 * rtl.h (noop_move_p): Declare.
4451 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
4452 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
4454 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
4455 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
4457 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
4459 * reload.c (push_reload): Fix typo in comment.
4460 (find_reloads_address): Ditto.
4461 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
4463 2001-07-22 Richard Henderson <rth@redhat.com>
4465 * flow.c: Grammar check and clarify a lot of comments.
4466 (try_simplify_condjump): Rename variables to be clearer.
4467 (try_forward_edges): Skip complex and fallthru edges.
4468 Rearrange tests to avoid duplicate checks.
4469 (flow_find_cross_jump): Likewise.
4470 (outgoing_edges_match): Allow match if neither branch has
4471 probability data. Loosen probability match to 5%.
4472 (try_crossjump_to_edge): Hoist repeated indirection into
4474 (try_crossjump_bb): Don't check complex edges. Eliminate
4475 redundant crossjump tests.
4476 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
4477 checks before more expensive checks.
4479 2001-07-22 Richard Henderson <rth@redhat.com>
4481 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
4482 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
4485 2001-07-22 Richard Henderson <rth@redhat.com>
4487 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
4488 (const_sint32_operand): Likewise.
4489 * m68k.md (anon mulsi pattern): Use const_int_operand not
4490 const_sint32_operand.
4491 (umulsi3_highpart): Zero extend a constant input.
4492 (smulsi3_highpart): Don't bother checking SImode constant.
4493 (const_umulsi3_highpart): Give op3 DImode.
4494 (const_smulsi3_highpart): Likewise.
4496 2001-07-22 Richard Henderson <rth@redhat.com>
4498 * flow.c (split_block): Make sure bb_note is included in the
4499 new block when splitting before a label.
4501 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4503 * basic-block.h (redirect_edge_and_branch_force,
4504 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
4505 * flow.c (redirect_edge_and_branch_force,
4506 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
4507 (redirect_edge_and_branch_force): Fix copying of lifeness information.
4508 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
4509 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
4510 instead of label; update CFG after transformation.
4511 (find_if_case_1): Update call, use redirect_edge_and_branch_force
4512 for finishing the transformation; handle even case where ELSE
4513 does not follow THEN.
4514 (find_if_case_2): Update call of dead_or_predictable; simplify
4517 * emit-rtl.c (split_branch_probability): New global variable.
4518 (try_split): Take care to set split_branch_probability and
4519 create REG_BR_PROB note for new jump insns.
4520 * md.texi (define_split): Document new feature.
4522 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
4524 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4526 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
4527 (asm_out_file): Remove redundant declaration.
4528 (assemble_asm): Remove old #if 0 block.
4529 (assemble_variable): Remove end of function; debug output is
4530 now handled with global_decl. Remove old #if 0 block. Update.
4531 Remove saved_in_section and associated no-op code.
4532 * Makefile.in (varasm.o): Correct dependencies.
4534 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
4536 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4537 the definition in defaults.h.
4539 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
4541 * jump.c: Update comments.
4542 (delete_barrier_successors, delete_unreferenced_labels,
4543 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
4544 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
4545 jump_optimize, jump_optimize_minimal): Kill.
4546 (rebuild_jump_labels): Move code from jump_optimize_1.
4547 (purge_line_number_notes): Likewise.
4548 (copy_loop_headers): Likewise.
4549 * reg-stack.c: Update comment.
4551 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
4552 JUMP_AFTER_REGSCAN): Kill.
4553 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
4554 purge_line_number_notes and copy_loop_headers.
4556 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4557 Richard Henderson <rth@redhat.com>
4559 * dbxout.c (dbxout_global_decl): New.
4560 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4561 * sdbout.c (sdbout_finish): New.
4562 (sdbout_debug_hooks): Use it, add comments.
4563 (sdbout_global_decl): Defer initialised public vars to
4565 * varasm.c (assemble_variable): Don't output debug information
4566 for file-scope variables.
4568 2001-07-22 Richard Henderson <rth@redhat.com>
4570 * config/alpha/alpha.c (get_trap_mode_suffix): New.
4571 (get_round_mode_suffix): New.
4572 (print_operand): Use them for [/]. Remove support for [&'`()+].
4573 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
4574 * config/alpha/alpha.md (attr round_suffix): New.
4575 (attr trap_suffix): New.
4576 (all insns): Set them appropriately. Use %/ instead of the
4579 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4581 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
4583 2001-07-22 Richard Henderson <rth@redhat.com>
4585 * regrename.c (regrename_optimize): Compute nregs for each
4586 potential target register.
4588 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
4589 Richard Henderson <rth@redhat.com>
4591 * dbxout.c (dbxout_global_decl): New.
4592 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4593 * sdbout.c (sdbout_finish): New.
4594 (sdbout_debug_hooks): Use it, add comments.
4595 (sdbout_global_decl): Defer initialised public vars to
4597 * varasm.c (assemble_variable): Don't output debug information
4598 for file-scope variables.
4600 2001-07-21 H.J. Lu (hjl@gnu.org)
4602 * config/mips/mips.c (mips_cpu): Moved into ...
4603 (override_options): Here.
4605 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
4607 (mips_cpu): Removed.
4609 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4611 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
4612 ("iorqi3"): Likewise.
4613 ("xorqi3"): Likewise.
4614 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
4615 ("*subhi3_sp): Likewise.
4616 ("*subhi3"): Likewise.
4617 ("extendhisi2"): Accept D, X and Y as source operand to avoid
4620 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
4622 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
4623 * config/freebsd.h: Likewise.
4624 * config/linux.h: Likewise.
4625 * config/openbsd.h: Likewise.
4626 * config/alpha/linux-elf.h: Likewise.
4627 * config/arm/linux-elf.h: Likewise.
4628 * config/d30v/d30v.h: Likewise.
4629 * config/fr30/fr30.h: Likewise.
4630 * config/ia64/aix.h: Likewise.
4631 * config/ia64/ia64.h: Likewise.
4632 * config/mips/linux.h: Likewise.
4633 * config/pj/pj.h: Likewise.
4634 * config/rs6000/linux.h: Likewise.
4635 * config/sparc/linux.h: Likewise.
4636 * config/sparc/linux64.h: Likewise.
4638 2001-07-20 Bruce Korb <bkorb@gnu.org>
4640 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
4641 because getc() and char* may disagree on signedness.
4643 2001-07-20 Richard Henderson <rth@redhat.com>
4645 * doc/rtl.texi (REG_DEAD): Update for current semantics.
4647 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
4648 insns to delete in the presence of cc0 in a jump insn.
4650 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4651 Jan Hubicka <jh@suse.cz>
4653 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
4654 of doing the change by hand.
4656 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4658 * rtlanal.c (set_noop_p): Return true for noop jumps.
4660 * expr.c (emit_single_push_insn): Add call to push expander.
4661 * expr.h (optab_index): Add OTI_push
4662 (push_optab): New constant.
4663 * genopinit.c (optabs): Add push_optab.
4664 * optabs.c (init_optab): Init push optab.
4665 * md.texi (push??1): Document
4667 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4669 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
4670 expand to emit the pattern; put a REG_INC note for push/pop
4672 ("movdf", "movdf_internal"): Likewise.
4673 ("movsi", "movsi_internal"): Likewise.
4674 ("movsf", "movsf_internal"): Likewise.
4675 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
4677 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4679 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
4682 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
4684 * params.def: Change default max inline insns to 100.
4686 2001-07-20 Diego Novillo <dnovillo@redhat.com>
4688 * combine.c (combine_simplify_rtx): Generate a new shift operation
4689 when simplifying the first operand of a (neg (ashift)) expression.
4691 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4693 * regclass.c (N_REG_INTS): Use only 32 bits per element.
4695 2001-07-20 Kelley Cook <kelley.cook@home.com>
4697 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
4698 information. Move rest into ...
4699 (*-*-solaris): ... here. Eliminate redundant information and
4700 reword necessary packages section. Delete 4.x assembler bug info.
4701 (sparc-sun-*): Merge into ...
4702 (sparc-sun-sunos*): here.
4704 2001-07-20 Catherine Moore <clm@redhat.com>
4706 * config/v850/v850.md (casesi): Generate LABEL_REF
4709 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4711 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
4712 * i386.c (ix86_zero_extend_to_Pmode): Make global.
4713 * i386.md (strclrsi expander): Use it.
4715 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4717 * integrate.c (copy_insn_list): handle
4718 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
4719 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
4720 identically as to CODE_LABEL.
4722 * fold-const (fold): Convert A/B/C to A/(B*C) and
4725 * except.c (connect_post_landing_pads): Delete the RESX insns.
4727 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
4729 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
4731 * config/mips/mips.md (nmadd/nmsub): Use macro.
4733 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
4735 * cppinit.c (remove_dup_dir): Make static.
4736 (remove_dup_dirs): Make static. Only warn about preempting a
4737 system directory with a non-system directory.
4739 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4741 * ifcvt.c (noce_try_store_flag_constants): Correct order
4742 of parameters to trunc_int_for_mode.
4744 2001-07-19 Mark Mitchell <mark@codesourcery.com>
4746 * reorg.c (fill_simple_delay_slots): If an instruction might throw
4747 an exception that will be caught within this function, do not fill
4748 its delay slot with any subsequent instruction.
4750 2001-07-19 Steve Ellcey <sje@cup.hp.com>
4752 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
4753 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
4754 pointer extension instruction.
4755 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
4756 * simplify-rtx.c (simplify_unary_operation) Likewise.
4757 * explow.c (convert_memory_address) Check value of
4758 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
4760 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
4761 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
4762 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
4763 Add Multilib Support.
4764 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
4765 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
4766 Add Multilib Support.
4767 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
4769 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
4770 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
4771 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
4773 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
4775 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
4776 old and new operands in `<', `3' and `b'.
4778 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4780 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
4781 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
4782 (toplev.o): Don't depend on xcoffout.h.
4783 * c-decl.c: Include debug.h
4784 (duplicate_decls): Use debug hook.
4785 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
4786 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4787 (dbxout_types): Remove.
4788 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
4789 * debug.c (do_nothing_debug_hooks): Update.
4790 (debug_true_tree, debug_nothing_rtx): New.
4791 * debug.h (struct rtx_def): New.
4792 (struct gcc_debug_hooks): New hooks ignore_block,
4793 outlining_inline_function and label.
4794 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
4795 dwarf2out_frame_finish): New.
4796 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
4797 Make static, update prototype.
4798 (dwarf2_debug_hooks): Update.
4799 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
4800 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
4801 * dwarfout.c (dwarf_debug_hooks): Update.
4802 * emit-rtl.c: Include debug.h.
4803 (remove_unnecessary_notes): Use debug hook.
4804 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
4805 (final_scan_insn): Use debug hook.
4806 * integrate.c (output_inline_function): Use debug hook.
4807 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
4808 (sdb_debug_hooks): Update.
4809 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
4810 * toplev.c: Don't include xcoffout.h.
4811 (note_outlining_of_inline_function, debug_ignore_block): Remove.
4812 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
4814 * tree.h (dwarf2out_do_frame): Remove.
4816 2001-07-19 Catherine Moore <clm@cygnus.com>
4818 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
4820 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4822 * reload1.c (eliminate_regs_in_insn): When updating a set
4823 to the frame pointer to the hardware frame pointer, perform
4824 the update always not just when REPLACE is set.
4826 * reload1.c (choose_reload_regs): Don't inherit a reload
4827 that crosses multiple registers if registers past the first
4828 don't fit in the desired class.
4830 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
4831 when negating constants.
4833 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
4835 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
4836 * doc/tree.texi: Ditto.
4838 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
4839 Jakub Jelinek <jakub@redhat.com>
4841 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
4842 (extract_cie_info): Handle "eh" augmentation properly,
4844 (struct frame_state, __frame_state_for): New.
4846 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4848 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
4849 HANDLE_SYSV_PRAGMA): Define.
4850 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
4852 (copy_object): Caller changed.
4854 2001-07-19 Andreas Schwab <schwab@suse.de>
4856 * configure.in (assembler dwarf2 debug_line support): Define nop
4858 * configure: Regenerated.
4860 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4862 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
4864 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
4865 to conditionally compiled block.
4866 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4867 * dbxout.h (dbxout_function): Remove.
4868 * debug.c (do_nothing_debug_hooks): Update.
4869 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
4870 global_decl, deferred_inline_function.
4871 * dwarf2out.c (dwarf2_debug_hooks): Update.
4872 (dwarf2out_global_decl): New.
4873 * dwarfout.c: Don't include dwarfout.h.
4874 (dwarfout_global_decl, dwarfout_function_decl,
4875 dwarfout_deferred_inline_function): New.
4876 (dwarf_debug_hooks): Update.
4877 * dwarfout.h: Remove.
4878 * final.c: Don't include dwarfout.h.
4879 * sdbout.c (sdbout_global_decl): New.
4880 (sdbout_debug_hooks): Update.
4881 * toplev.c: Don't include dwarfout.h.
4882 (check_global_declarations, rest_of_compilation): Use new debug hooks.
4883 (note_deferral_of_defined_inline_function): Remove.
4884 * toplev.h (note_deferral_of_defined_inline_function): Remove.
4885 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
4886 * ch/lex.c: Don't include dwarfout.h.
4887 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
4888 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
4889 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
4890 * cp/optimize.c: Include debug.h.
4891 (maybe_clone_body): Use debug hook.
4892 * cp/semantics.c: Include debug.h.
4893 (expand_body): Use debug hook.
4894 * po/POTFILES.in: Remove dwarfout.h.
4896 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4898 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
4899 * c-parse.in (yyerror, _yylex): Similarly.
4900 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
4901 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
4903 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
4904 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
4906 2001-07-18 Jeff Sturm <jsturm@one-point.com>
4908 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
4909 in-class declaration at -g1. Fixes c++/2814.
4911 2001-07-18 Richard Henderson <rth@redhat.com>
4913 * doc/md.texi (reload_in/out): Document restrictions in predicates
4914 and constraints for these patterns. Document empty string matching
4917 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4919 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
4921 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4923 * cse.c: Undo my previous patch.
4925 2001-07-18 Tom Tromey <tromey@redhat.com>
4928 * configure: Rebuilt.
4929 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
4931 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
4933 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
4934 Jan Hubicka <jh@suse.cz>
4936 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
4937 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
4938 * jump.c (mark_jump_label): Do not forward branches.
4940 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4942 * cse.c (delete_trivially_dead_insns): Delete the libcall block
4943 when return value is unused.
4945 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4947 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
4949 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
4951 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
4952 on error. We can't blindly return the result of
4953 pthread_mutex_trylock because it returns a positive number on
4954 error, while we must return -1 on error.
4955 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
4957 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
4959 2001-07-18 Andreas Jaeger <aj@suse.de>
4961 * integrate.c (output_inline_function): Correct type of debug_hooks.
4963 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
4965 * combine.c (combine_simplify_rtx): DIV can be treated
4966 associatively for floats if unsafe math optimisations are enabled.
4968 2001-07-17 Richard Henderson <rth@redhat.com>
4970 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
4972 2001-07-17 Richard Henderson <rth@redhat.com>
4974 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
4975 don't force the function address into a register.
4976 (expand_call, emit_library_call_value_1): Update callers.
4977 * builtins.c (expand_builtin_apply): Likewise.
4978 * expr.h (prepare_call_address): Update decl.
4980 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
4982 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
4984 * config/i386/chorus.h: Move up.
4985 * config/sparc/chorus.h: Likewise.
4986 * config/rs6000/chorus.h: Likewise.
4987 * config/chorus.h: Moved here.
4989 2001-07-17 Andreas Schwab <schwab@suse.de>
4991 * configure.in (assembler eh_frame optimization): Handle big
4993 * configure: Regenerated.
4995 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
4997 * expr.c (epxand_expr): Convert divisions into multiplications by
4998 reciprocals if -ffast-math.
5000 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
5002 * dbxout.c (dbxout_really_begin_function): Rename to
5003 dbxout_begin_function.
5004 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5005 (dbxout_begin_function): Remove.
5006 (dbxout_function): Update.
5007 (dbxout_source_line): Update prototype.
5008 * dbxout.h (dbxout_begin_function): Remove.
5009 * debug.c (do_nothing_debug_hooks): Update.
5010 (debug_nothing_tree): Update.
5011 (debug_nothing_charstar_rtx): Remove.
5012 * debug.h (union tree_node): Declare.
5013 (struct rtx_def): Remove.
5014 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
5015 begin_function. Change source_line prototype.
5016 (debug_nothing_tree): New.
5017 (debug_nothing_charstar_rtx): Delete.
5018 (dwarf2out_begin_prologue): Moved from ...
5020 * dwarf2out.c (dwarf2_debug_hooks): Update.
5021 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
5022 debug info, call dwarf2out_source_line.
5023 (dwarf2out_souce_line): Update prototype.
5024 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
5025 Change prototype, make static.
5026 (dwarfout_source_line): Update prototype.
5027 (dwarf_debug_hooks): Update.
5028 * dwarfout.h (dwarfout_begin_function): Remove.
5029 * final.c (final_start_function, final_scan_insn): Use appropriate
5030 debug hooks, update to use notice_source_line.
5031 (output_source_line): Rename notice_source_line. Don't call the
5032 source_line debug hook.
5033 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
5034 make static, update prototype.
5035 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
5037 (sdbout_end_prologue): New.
5038 (sdbout_source_line): Update prototype.
5039 (sdbout_debug_hooks): Update.
5040 (sdbout_symbol): Remove unused var.
5041 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
5043 * varasm.c: Include debug.h.
5044 (assemble_start_function): Use begin_function debug_hook.
5045 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
5046 update with prototype.
5047 (xcoffout_source_line): Update prototype.
5048 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
5050 (xcoffout_source_line): Update prototype.
5052 2001-07-17 Richard Henderson <rth@redhat.com>
5054 * c-typeck.c (build_binary_op): Do not shorten unsigned
5055 right shift after sign extension.
5057 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
5059 * combine.c (combine_simplify_rtx): Attempt to simplify
5060 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
5062 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
5063 (simplify_binary_operation, simplify_unary_operation,
5064 simplify_relational_operation): Use it.
5066 * combine.c (combine_simplify_rtx): Don't do associative law
5067 on divisions; allow associative law on floats.
5069 2001-07-17 H.J. Lu <hjl@gnu.org>
5070 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5072 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
5073 ASM_OUTPUT_WEAK_ALIAS are defined.
5074 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
5075 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
5077 * config/mips/iris5.h: ... here.
5078 (HANDLE_SYSV_PRAGMA): Defined as 1.
5079 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
5080 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
5083 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
5085 * c-parse.in (all_prefix_attributes): New variable.
5086 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
5087 (maybe_resetattrs): New production.
5088 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
5089 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
5090 notype_initdcl, nested_function, notype_nested_function,
5091 component_decl, components, components_notype,
5092 component_declarator, component_notype_declarator,
5093 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
5094 ivars, mydecl, myparm): Update. Avoid prefix attributes just
5095 after a comma being applied to more than one declarator.
5096 * doc/extend.texi (Attribute Syntax): Update. Remove
5097 documentation of bugs that are no longer present.
5099 2001-07-13 Eric Christopher <echristo@redhat.com>
5101 * config/mips/mips.h: Change TUNE_MIPS* options to use
5103 (EXTRA_SPECS): Add cc1_cpu_spec.
5104 * config/mips/mips.md (muldf3): Fix typo.
5106 2001-07-16 Richard Henderson <rth@redhat.com>
5108 * config/m68k/m68k.c: Include expr.h and reload.h.
5109 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
5110 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
5112 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
5113 Richard Henderson <rth@redhat.com>
5115 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
5116 (insn_live_p): Fix fall off end of function.
5117 (dead_libcall_p): Remove COUNTS argument; update callers.
5118 (delete_trivially_dead_insns): Remove unused variables.
5120 2001-07-17 Andreas Jaeger <aj@suse.de>
5122 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
5125 * lcm.c (optimize_mode_switching): Avoid warning for unused
5126 variable if !NORMAL_MODE.
5128 * flow.c (try_crossjump_to_edge): Remove unused variable.
5130 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5132 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
5133 atexit declaration in stdlib.h.
5135 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
5137 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
5139 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5141 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
5142 * except.c (finish_eh_generation): Update call of cleanup_cfg;
5143 do rebuild_jump_labels instead of jump_optimize
5144 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
5145 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
5146 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
5148 * flow.c: Include timevar.h
5149 (find_basic_block): Push/pop timevar;
5150 (cleanup_cfg): Likewise.
5151 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
5152 * Makefile: Add dependencies on timevar.h
5154 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
5155 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
5157 * rtl.h (delete_trivially_dead_insns): Add new parameter.
5158 * toplev.c (rest_of_compilation): Update calls.
5159 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
5160 (delete_trivially_dead_insns): ... here; accept new argument
5161 preserve_basic_blocks; preserve basic blocks if set.
5163 * reg-stack.c (stack_regs_mentioned): Return 0 if
5164 stack_regs_mentioned_data is not initialized.
5165 (reg_to_stack): Make stack_regs_mentioned survive after the
5166 reg-stack is completted; do not call cleanup_cfg.
5167 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
5168 make cleanup_cfg after bb-reorder to output to debug file.
5170 2001-07-16 Richard Henderson <rth@redhat.com>
5172 * regclass.c (init_reg_sets): Use only 32 bits per initializer
5173 from int_reg_class_contents.
5175 2001-07-16 Richard Henderson <rth@redhat.com>
5177 * hard-reg-set.h (regs_invalidated_by_call): Declare.
5178 * regclass.c (regs_invalidated_by_call): Move from cse.c.
5179 (init_reg_sets_1): Move initialization from cse_main.
5180 * cse.c (regs_invalidated_by_call): Move to regclass.c.
5181 (cse_main): Move its initialization also.
5182 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
5183 * flow.c (propagate_one_insn): Likewise.
5184 * gcse.c (compute_hash_table): Likewise.
5185 (compute_kill_rd, compute_store_table): Likewise.
5186 * sched-deps.c (sched_analyze_1): Likewise.
5188 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
5190 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
5193 2001-07-16 Steve Ellcey <sje@cup.hp.com>
5195 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
5196 in if statement so we don't access undefined memory.
5198 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
5200 * gcse.c: Update comment at top.
5201 Update comment on mem handling.
5202 mem_last_set, mem_first_set, mem_set_in_block: gone.
5203 Declaration of reg_set_info: gone.
5204 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
5205 pointless with load_killed_in_block_p (they are *more*
5206 conservative then it, not less, and less accurate).
5207 (oprs_not_set_p): Ditto.
5208 (alloc_gcse_mem): Don't allocate mem_set_in_block
5209 (free_gcse_mem): Don't free it, either.
5210 (record_last_mem_set_info): Update comment in front, remove
5211 mem_*set_* stuff. Note the reason we don't handle stores directly
5213 (compute_hash_table): Update comments to reflect reality. Remove
5214 mem_*set_* references.
5215 (reset_opr_set_tables): Remove mem_*set_* references.
5217 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
5218 (mark_clobber): Ditto (on both parts, we double set here too).
5219 (expr_killed_p): Remove mem_set_in_block test.
5220 (compute_transp): Remove mem_set_in_block test.
5222 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
5223 of edge, and removal of phi alternative to dump file.
5224 (ssa_ccp_substitute_constants): Add note about register now being
5225 constant, and which uses were replaced in what insns to dump file.
5227 2001-07-16 Andreas Jaeger <aj@suse.de>
5229 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
5230 variables of type HOST_WIDEST_INT.
5232 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
5233 (__bb_exit_func): Correct type of count_max to avoid overflow.
5234 (num_digits): Handle long long argument.
5236 * combine.c (gen_lowpart_for_combine): Remove unused variable.
5238 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5240 * output.h (sdb_begin_function_line): Restore as an extern
5242 * sdbout.c (sdb_begin_function_line): Make extern.
5244 2001-07-15 Richard Henderson <rth@redhat.com>
5246 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
5247 * genrecog.c (maybe_both_true_mode): New.
5248 (maybe_both_true_2): Use it.
5249 (write_switch): Don't put Pmode in a switch.
5250 * rtl.c (mode arrays): Don't explicitly size them.
5252 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5254 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
5255 handling; move unconditional splitting before mode switching.
5257 * i386.md (type): Add fistp type.
5258 (i387, length_attr, scheduling definitions): Handle this type.
5259 (fix_trunc?f?i2): Revamp to use mode switching.
5260 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
5261 * i386.h (fp_cw_mode): New enum
5262 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
5263 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
5265 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5267 * Makefile.in (integrate.o): Add debug.h.
5268 * integrate.c (debug.h): Add.
5269 (output_inline_function): Save, reset, and restore debug_hooks.
5271 2001-07-15 Richard Henderson <rth@redhat.com>
5273 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
5274 instead of COMPARE for the EQUIV expression.
5276 2001-07-15 Richard Henderson <rth@redhat.com>
5278 * flow.c (redirect_edge_and_branch_force): Initialize
5279 global_live_at_start and global_live_at_end.
5280 (allocate_bb_life_data): Export.
5281 * basic-block.h (allocate_bb_life_data): Declare.
5282 * toplev.c (rest_of_compilation): Call it.
5284 2001-07-15 Richard Henderson <rth@redhat.com>
5286 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
5287 (alpha_tablejump_best_label): New.
5288 * config/alpha/alpha-protos.h: Declare them.
5289 * config/alpha/alpha.md: Use braced strings for code blocks.
5290 (tablejump_osf): Break out add with r29.
5291 (tablejump_osf_internal): Remove.
5292 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
5293 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
5295 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5297 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
5300 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
5302 * i386-protos.h (ix86_split_fp_branch): Update prototype.
5303 (ix86_fp_jump_nontrivial_p): New.
5304 * i386.md (fp_jcc_?): Update call of split_fp_branch;
5305 use ix86_fp_jump_nontrivial_p.
5306 * i386.c (ix86_fp_jump_nontrivial_p): New.
5307 (ix86_split_fp_branch): Accept code instead of rtx.
5308 (ix86_expand_compare): Expand comparison early in case
5309 doing so is resonably cheap.
5311 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
5313 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
5315 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
5316 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
5318 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
5320 * dbxout.c (dbxout_source_line): Make static, update prototype.
5321 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
5322 (dbxout_init, dbxout_finish, dbxout_source_line,
5323 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
5324 * dbxout.h (dbxout_source_line): Delete.
5325 * debug.c (debug_nothing_file, debug_nothing_file_int,
5326 debug_nothing_file_charstar_rtx): New.
5327 (do_nothing_debug_hooks): Update.
5328 (debug_nothing_void, debug_nothing_charstar_rtx,
5329 dwarf2out_end_epilogue): New.
5330 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5331 * debug.h (struct rtx_def): Declare.
5332 (gcc_debug_hooks): New hooks source_line, end_epilogue
5334 (debug_nothing_void, debug_nothing_charstar_rtx,
5335 dwarf2out_end_epilogue): New.
5336 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5337 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
5338 (dwarf2_debug_hooks): Update.
5339 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
5340 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
5341 * dwarf2out.h (dwarf2out_source_line): Remove.
5342 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
5343 Make static, update prototype.
5344 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
5345 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
5346 (dwarf_debug_hooks): Update.
5347 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
5348 dwarfout_end_function): Remove.
5349 * final.c (profile_function): Use debug hooks for ending functions
5351 (output_source_line, final_end_function): Update prototype,
5353 (final_start_function, final_scan_insn): Update.
5354 * output.h (sdb_begin_function_line): Remove.
5355 (final_end_function): Update prototype.
5356 * sdbout.c (sdb_begin_function_line): Make static.
5357 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
5358 (sdbout_source_line): New.
5359 (sdbout_end_epilogue, sdbout_end_function): Make static, update
5361 (sdb_debug_hooks): Update.
5362 (sdbout_init, sdbout_source_line,
5363 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
5364 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
5365 * toplev.c (compile_file, rest_of_compilation): Update.
5366 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
5367 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
5368 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
5369 Update for prototype changes.
5370 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
5371 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
5373 2001-07-15 Richard Henderson <rth@redhat.com>
5375 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
5376 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
5377 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
5378 * config/alpha/alpha.c: Likewise.
5379 * config/alpha/alpha.md: Likewise.
5380 * config/alpha/alpha32.h: Likewise.
5381 * config/alpha/vms.h: Likewise.
5384 2001-07-14 Richard Henderson <rth@redhat.com>
5386 * config/alpha/alpha.md: Use define_constants for unspec values.
5387 Substitute throughout.
5389 2001-07-14 Tim Josling <tej@melbpc.org.au>
5391 * tree.def (EXPON_EXPR) remove. Never supported anyway.
5393 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
5395 * pa.md: Remove unused constraints from define_split's.
5397 2001-04-14 Richard Henderson <rth@redhat.com>
5399 * ifcvt.c (find_cond_trap): Test for exit block.
5401 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
5403 Re-install recently reverted patch.
5404 * emit-rtl.c (try_split): Update mark_jump_label call.
5405 * flow.c (find_sub_basic_blocks): Likewise.
5406 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5408 (mark_all_labels): Kill second parameter.
5409 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5410 (rebuild_jump_labels, jump_optimize_minimal): Update call
5412 (jump_optimize_1): Kill crossjumping code.
5413 (mark_jump_label): Kill cross_jump parameter.
5414 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5415 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5416 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5418 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5420 (dump_file_info): Likewise.
5421 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5422 reorganize passes to do reg-stack first, bb-reorder second.
5423 * invoke.texi (-d letters doc): Remove the jump2 pass.
5425 2001-07-14 Richard Henderson <rth@redhat.com>
5427 * ifcvt.c (find_cond_trap): New.
5428 (find_if_header): Call it.
5429 (merge_if_block): Relax existing jump sanity check.
5430 * jump.c (jump_optimize_1): Remove conditional trap handling.
5432 2001-07-14 Alan Modra <amodra@bigpond.net.au>
5434 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
5436 (insn_refs_are_delayed): Correct comment.
5437 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
5438 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
5439 instead of r31. Make associated insn !TARGET_64BIT, and
5440 provide an additional 64-bit insn that clobbers r2.
5442 (udivsi3): Likewise.
5444 (umodsi3): Likewise.
5446 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
5448 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
5450 * flow.c (redirect_edge_and_branch_force, split_edge,
5451 try_crossjump_to_edge): Use set_block_for_new_insns.
5452 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
5454 2001-07-13 H.J. Lu (hjl@gnu.org)
5456 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
5459 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5461 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
5463 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
5465 * c-common.c (decl_attributes): Take a pointer to the node to
5466 which attributes are to be attached, and a flags argument.
5467 * c-common.h (enum attribute_flags): New.
5468 (decl_attributes): Update prototype.
5469 * c-decl.c (start_decl, push_parm_decl, finish_struct,
5470 finish_enum, start_function): Update calls to decl_attributes.
5471 * c-parse.in (component_declarator, component_notype_declarator,
5472 label): Update calls to decl_attributes.
5474 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
5476 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
5477 * config/avr/avr.c (legitimate_address_p): Return value changed
5478 from letter to register classes. For better debugging.
5480 2001-07-13 Kazu Hirata <kazu@hxi.com>
5482 * jump.c (reversed_comparison_code_parts): Fix comment typos.
5484 2001-07-13 H.J. Lu (hjl@gnu.org)
5486 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
5488 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
5490 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
5491 correctly for shared configurations.
5492 * config/t-libgcc-pic: New.
5493 * config/{i386,m68k,sparc}/t-openbsd: New.
5494 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
5495 Support -shared. Support debugging libraries with -g.
5496 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
5497 frame information does not emit pointer diffs.
5498 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
5501 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5503 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
5505 2001-07-13 David Edelsohn <edelsohn@gnu.org>
5507 * combine.c (try_combine): Ensure const_int pow2 is positive.
5509 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
5511 * config.gcc: Add configuration for s/390.
5512 * config/s390/s390.c: New. Subroutines for code generation.
5513 * config/s390/s390.h: New. Definitions for s/390.
5514 * config/s390/s390-protos.h: New. Prototypes.
5515 * config/s390/linux.h: New. Definitions for linux for s/390.
5516 * config/s390/linux64.h: New. Definitions for linux for zSeries.
5517 * config/s390/t-linux: New. Makefile fragment.
5518 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
5519 * config/s390/fixdfdi.h: New. Fix L_fix*di.
5521 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5523 * emit-rtl.c (try_split): Update mark_jump_label call.
5524 * flow.c (find_sub_basic_blocks): Likewise.
5525 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5527 (mark_all_labels): Kill second parameter.
5528 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5529 (rebuild_jump_labels, jump_optimize_minimal): Update call
5531 (jump_optimize_1): Kill crossjumping code.
5532 (mark_jump_label): Kill cross_jump parameter.
5533 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5534 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5535 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5537 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5539 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5540 reorganize passes to do reg-stack first, bb-reorder second.
5541 * invoke.texi (-d letters doc): Remove the jump2 pass.
5543 2001-07-12 Steve Ellcey <sje@cup.hp.com>
5545 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
5547 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5549 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
5551 (verify_flow_info): Make diagnostics prettier.
5553 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5555 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
5557 * flow.c (outgoing_edges_match): Return early if condition reversal
5560 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
5562 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
5563 (mips_move_2words): When splitting a move into two instructions,
5564 prefix the second address operand with '%D'.
5566 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
5568 * Makefile.in (final.o): Depend on debug.h.
5569 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
5570 (dbx_debug_hooks): Add new hooks.
5571 (xcoff_debug_hooks): New.
5572 * debug.c (debug_nothing_file_int_int): New.
5573 (do_nothing_debug_hooks): Update.
5574 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
5575 (debug_nothing_file_int_int): New.
5576 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
5577 static, update prototype.
5578 (dwarf2_debug_hooks): Update.
5579 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
5580 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
5581 static, update prototype.
5582 (dwarf_debug_hooks): Update.
5583 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
5584 * final.c: Include debug.h.
5585 (final_scan_insn): Use debug hooks when beginning and ending blocks.
5586 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
5587 static, update prototype.
5588 (sdb_debug_hooks): Update.
5589 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
5590 * toplev.c: Distinguish between xcoff and dbx.
5592 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
5593 Call all debug hooks, not just dwarf ones.
5595 2001-07-11 Timothy Wall <twall@redhat.com>
5597 * config.gcc: Add configuration for AIX5/IA64.
5598 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
5599 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
5600 support prefix/suffix code.
5601 * config/ia64/t-aix: New. Makefile fragment.
5602 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
5604 2001-07-11 Kazu Hirata <kazu@hxi.com>
5606 * recog.c (validate_change): Fix a comment typo.
5608 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
5610 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
5611 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
5613 * dbxout.c (dbx_debug_hooks): Add new hooks.
5614 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
5616 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
5618 * dbxout.h (dbxout_start_new_source_file,
5619 dbxout_resume_previous_source_file): Delete.
5620 * debug.c (do_nothing_debug_hooks): Add new hooks.
5621 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5622 (debug_nothing_int_charstar, debug_nothing_int): New.
5623 * debug.h (gcc_debug_hooks): New hooks define, undef,
5624 start_source_file and end_source_file.
5625 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5626 (debug_nothing_int_charstar, debug_nothing_int): New.
5627 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
5628 the conditionally compiled section.
5629 (dwarf2out_start_source_file, dwarf2out_end_source_file,
5630 dwarf2out_define, dwarf2out_undef): Make static.
5631 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
5632 dwarf2out_define, dwarf2out_undef): Remove.
5633 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
5634 (dwarfout_start_source_file, dwarfout_end_source_file,
5635 dwarfout_define, dwarfout_undef): Make static.
5636 (dwarfout_start_source_file_check,
5637 dwarfout_end_source_file_check): New.
5638 (dwarfout_define, dwarfout_finish): Update.
5639 * dwarfout.h (dwarfout_start_new_source_file,
5640 dwarfout_resume_previous_source_file, dwarfout_define,
5641 dwarfout_undef): Remove.
5642 * sdbout.c (sdb_debug_hooks): Add new hooks.
5643 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
5645 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
5646 make static, take an arg.
5647 * sdbout.h (sdbout_start_new_source_file,
5648 sdbout_resume_previous_source_file): Delete.
5649 * toplev.c (debug_start_source_file, debug_end_source_file,
5650 debug_define, debug_undef): Delete.
5651 * toplev.h (debug_start_source_file, debug_end_source_file,
5652 debug_define, debug_undef): Delete.
5654 * java/jcf-parse.c: Include debug.h.
5655 (parse_class_file): Update to use debug hooks directly.
5656 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
5658 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5660 * alias.c (set_mem_alias_set): New function.
5661 * rtl.h (set_mem_alias_set): Declare it.
5662 * builtins.c (expand_builtin_return_addr): Call it instead of
5663 using MEM_ALIAS_SET accessor.
5664 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
5665 (get_memory_rtx, expand_builtin_va_arg): Likewise.
5666 (expand_builtin_va_copy):Likewise.
5667 * caller-save.c (setup_save_areas): Likewise.
5668 * calls.c (compute_argument_addresses): Likewise.
5669 * explow.c (set_mem_attributes): Likewise.
5670 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
5671 (expand_assignment, store_constructor_field, store_field): Likewise.
5672 (expand_expr_unaligned): Likewise.
5673 * function.c (assign_stack_temp_for_type): Likewise.
5674 (put_reg_into_stack, gen_mem_addressof): Likewise.
5675 * ifcvt.c (noce_try_cmove_arith): Likewise.
5676 * reload1.c (reload, alter_reg): Likewise.
5677 * config/alpha/alpha.c (get_aligned_mem): Likewise.
5678 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
5679 (alpha_expand_unaligned_store): Likewise
5680 (alpha_expand_unaligned_load_words): Likewise.
5681 (alpha_expand_unaligned_store_words): Likewise.
5682 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
5683 (alpha_expand_epilogue): Likewise.
5684 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
5685 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
5686 * config/i386/i386.c (legitimize_pic_address): Likewise.
5687 * config/i960/i960.c (setup_incoming_varargs): Likewise.
5688 * config/ia64/ia64.c (spill_restore_mem): Likewise.
5689 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
5690 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
5691 * config/mips/mips.c (mips_va_arg): Likewise.
5692 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5693 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
5694 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5695 (setup_incoming_varargs, rs6000_va_arg): Likewise.
5696 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
5697 (rs6000_emit_epilogue): Likewise.
5698 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
5699 * config/sparc/sparc.c (sparc_va_arg): Likewise.
5700 * config/v850/v850.c (v850_va_arg): Likewise.
5702 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
5704 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
5705 when fallthru edge is present.
5706 (mege_blocks): Handle case where creation of jump insn
5709 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
5710 CLEANUP_POST_REGSTACK): New constants.
5711 * except.c (finish_eh_generation): Update call of cleanup_cfg,
5712 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
5713 * output.h (cleanup_cfg): Update prototype.
5714 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
5715 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
5716 cleanup_cfg call; kill missleading comment.
5717 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
5718 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
5719 parameter; control optimizations performed using it.
5720 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5721 try_crossjump_bb): New functions.
5723 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5725 * pa.c (pa_output_function_prologue): Delete prototype. Make function
5727 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
5728 pa_output_function_prologue.
5729 * pa-protos.h (pa_output_function_prologue): New prototype.
5731 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5733 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
5734 and low to get correct sign extension in low+high test.
5736 2001-07-11 Janis Johnson <janis@us.ibm.com>
5738 * gcov.c (arcdata): Use gcov_type to fix branch percentage
5739 for large hit count.
5741 * profile.c (branch_prob): Fix .bbg info for computed gotos
5744 2001-07-11 Mark Mitchell <mark@codesourcery.com>
5746 * stmt.c (parse_output_constraint): New function, split out
5748 (expand_asm_operands): ... here. Use parse_output_constraint.
5749 * tree.h (parse_output_constraint): Declare it.
5751 2001-07-11 Richard Henderson <rth@redhat.com>
5753 * bitmap.c: Comment some functions; fiddle whitespace.
5754 (bitmap_free): Don't export.
5755 (bitmap_element_allocate): Use memset.
5756 * bitmap.h (bitmap_free): Don't declare.
5758 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
5760 * gcse.c, lcm.c, sched-deps.c:
5761 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
5763 * flow.c (flow_loops_find): Free dom if we found no loops, since
5764 we aren't going to save it.
5766 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
5769 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
5771 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
5773 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5775 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
5776 #ifndef DWARF2_DEBUGGING_INFO.
5778 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5780 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
5782 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5784 * config/mips/mips.c (gen_int_relational): Tell the caller not to
5785 reverse a branch if a NE comparison is implemented with GTU.
5787 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5788 H.J. Lu <hjl@gnu.org>
5790 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
5792 (call_internal2): Likewise.
5793 (call_value_internal1): Likewise.
5794 (call_value_internal2): Likewise.
5795 (call_value_multiple_internal1): Likewise.
5796 (call_value_multiple_internal2): Likewise.
5798 2001-07-10 Kazu Hirata <kazu@hxi.com>
5800 * calls.c (emit_library_call_value_1): Fix a comment typo.
5801 * dwarf2out.c (mem_loc_descriptor): Likewise.
5802 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
5804 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
5806 * simplify-rtx.c (simplify_subreg): Fix typo in comment
5808 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5810 * recog.c (offsettable_address_p): Handle LO_SUM case.
5811 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
5812 instead of plus_constant.
5814 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5816 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
5817 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
5819 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5821 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
5822 adjust_address_nv instead of plus_constant.
5824 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
5826 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
5827 dwarf2out.o): Depend on debug.h, wrap long lines.
5828 * dbxout.c: Include debug.h.
5829 (dbx_debug_hooks): New.
5830 (dbxout_init): Make static, take just 2 args.
5831 (dbxout_finish): Make static.
5832 * dbxout.h (dbxout_init, dbxout_finish): Delete.
5833 * debug.c: New file.
5834 * debug.h: New file.
5835 * dwarf2out.c: Include debug.h.
5836 (dwarf2_debug_hooks): New.
5837 (dwarf2out_init): Make static.
5838 (dwarf2out_finish): Make static, take 2 args.
5839 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
5840 * dwarfout.c: Include debug.h.
5841 (dwarf_debug_hooks): New.
5842 (dwarfout_init): Make static.
5843 (dwarfout_finish): Make static, take 2 args.
5844 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
5845 * sdbout.c: Include debug.h.
5846 (sdb_debug_hooks): New.
5847 (sdbout_init): Make static, take 2 args.
5848 * sdbout.h (sdbout_init): Delete.
5849 * toplev.c: Include debug.h.
5851 (compile_file): Set deubg_hooks based on command line options.
5852 Use the hooks unconditionally rather than conditional compilation.
5854 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
5856 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
5857 first_insn_after_basic_block_note instead.
5859 * df.c (df_bb_refs_unlink): #if 0 out for now.
5861 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
5863 * ssa.h: Add prototype for ssa_const_prop
5864 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
5865 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
5866 (ssa_fast_dce): Remove unused variable
5868 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5870 * diagnostic.c (finish_diagnostic): Rename to
5871 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
5874 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
5876 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
5879 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
5880 (dump_file): Only pad the demangled name with spaces if the
5881 mangled name was padded with spaces.
5883 2001-07-10 Bernd Schmidt <bernds@redhat.com>
5885 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
5888 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5890 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
5891 extraction if no direct load if either EXPAND_CONST_ADDRESS or
5894 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
5895 whether can put offset inside LO_SUM to check mode alignment, not size.
5897 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5899 * doc/tm.texi (Misc): Fix thinko.
5901 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
5903 * regmove.c (replace_in_call_usage): Fix warnings.
5904 * sched-deps.c (add_dependence): Fix warnings.
5905 * simplify-rtx.c (simplify_subreg): Likewise.
5906 Return NULL_RTX instead of NULL.
5908 * reg-stack.c (emit_swap_insn): Eliminate warnings.
5909 (subst_asm_stack_regs): Likewise.
5911 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
5914 * dwarf2out.c (output_call_frame_info): Declare i as int.
5915 (build_abbrev_table): Declare n_alloc as int.
5916 (dwarf2out_finish): Initialize die.
5917 * except.c: Declare sjlj_funcdef_number as unsigned.
5918 (connect_post_landing_pads): Declare j as unsigned.
5919 (convert_to_eh_region_ranges): Initialize call_site.
5920 (output_function_exception_table): Initialize tt_format_size.
5921 * expr.c (move_by_pieces_1): Initialize to1.
5922 (store_constructor): Initialize minelt and maxelt.
5923 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
5924 * function.c (instantiate_decls): Avoid signed/unsigned warning.
5926 * c-decl.c (combine_parm_decls): Unused, remove.
5927 * c-tree.h: Remove prototype for combine_parm_decls.
5929 * reload.c (push_reload): Fix warning.
5930 (regno_clobbered_p): Likewise.
5931 * reload1.c (replace_pseudos_in_call_usage): Likewise.
5932 (reload_combine): Likewise.
5934 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
5935 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
5937 * bitmap.c (bitmap_operation): Change user.
5938 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
5940 2001-07-10 Eric Christopher <echristo@redhat.com>
5942 * config/mips/mips.c (override_options): Fix typo.
5944 2001-07-09 Stan Shebs <shebs@apple.com>
5946 * target.h (struct gcc_target): New fields init_builtins and
5948 * target-def.h (TARGET_INIT_BUILTINS): New macro.
5949 (TARGET_EXPAND_BUILTIN): New macro.
5950 (TARGET_INITIALIZER): Add them.
5951 * builtins.c: Include target.h.
5952 (expand_builtin): Use targetm.expand_builtin.
5953 (default_init_builtins): New function.
5954 (default_expand_builtin): New function.
5955 * expr.h (default_init_builtins): Declare.
5956 (default_expand_builtin): Declare.
5957 * c-common.c (c_common_nodes_and_builtins): Use
5958 targetm.init_builtins.
5959 * defaults.h (MD_INIT_BUILTINS): Remove.
5960 * Makefile.in (builtins.o): Depend on target.h.
5962 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
5963 (TARGET_EXPAND_BUILTIN): Define.
5964 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
5965 (MD_EXPAND_BUILTIN): Remove.
5967 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
5968 (TARGET_EXPAND_BUILTIN): Define.
5969 (c4x_init_builtins): Make endlink arg a local.
5970 (c4x_print_operand): Fix typos in adjust_address usages.
5971 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
5972 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
5973 (MD_EXPAND_BUILTIN): Remove.
5975 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
5976 (TARGET_EXPAND_BUILTIN): Define.
5977 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
5978 (ix86_init_builtins): Call new function only if TARGET_MMX.
5979 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
5980 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
5981 (MD_EXPAND_BUILTIN): Remove.
5983 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
5984 (TARGET_EXPAND_BUILTIN): Define.
5985 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
5986 (MD_EXPAND_BUILTIN): Remove.
5988 * doc/tm.texi: Document these changes.
5990 2001-07-09 Diego Novillo <dnovillo@redhat.com>
5992 * basic-block.h (tree_node): Forward declare if needed.
5993 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
5994 (BLOCK_HEAD_TREE): Define.
5995 (BLOCK_END_TREE): Define.
5996 (struct loops): Rename field 'tree' to 'tree_root'.
5997 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
5999 (flow_loops_tree_build): Rename reference to field 'tree' to
6001 (flow_loops_level_compute): Ditto.
6002 * predict.c (estimate_bb_frequencies): Ditto.
6003 * tree.h (struct tree_common): Add field 'aux'.
6005 2001-07-09 Stan Shebs <shebs@apple.com>
6007 * config/darwin.c (darwin_encode_section_info): Don't mark any
6008 DECL_EXTERNAL node as defined.
6010 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6012 * pa.c (pa_init_machine_status, pa_mark_machine_status,
6013 pa_free_machine_status, hppa_init_pic_save): Delete.
6014 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
6015 (hppa_profile_hook): Use hppa_pic_save_rtx.
6016 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
6017 hppa_init_pic_save): Delete.
6018 (hppa_pic_save_rtx): Declare.
6019 * pa.md (call, call_value, sibcall, sibcall_value,
6020 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
6022 2001-07-09 Kazu Hirata <kazu@hxi.com>
6024 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
6025 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
6027 2001-07-09 Andreas Jaeger <aj@suse.de>
6029 * output.h: Add declaration of final_forward_branch_p.
6031 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
6033 * varray.c: Include errors.h for internal_error and trim_filename
6036 * Makefile.in (varray.o): Add errors.h.
6038 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
6040 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
6041 * optabs.c (have_add2_insn): Check whether the add insn chosen
6042 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
6043 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
6045 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
6047 * Makefile.in (OBJS): Add ssa-ccp.o
6048 (ssa-ccp.o): Add dependencies.
6049 * toplev.c (DFI_ssa_ccp): New dump file enum.
6050 (dump_file): Add entry for dumping after SSA CCP.
6051 (flag_ssa_ccp): New flag variable.
6052 (f_options): Add -fssa-ccp.
6053 (rest_of_compilation): Run SSA CCP if requested.
6054 * timevar.def (TV_SSA_CCP): New timevar.
6055 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
6056 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
6057 Fix minor typo in SSA DCE documentation.
6058 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
6059 Add documentation for new dump option. Renumber dump files
6062 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6064 * emit-rtl.c (gen_highpart_mode): New.
6065 * rtl.h (gen_highpart_mode): Declare.
6066 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
6067 operand can be VOIDmode constant.
6069 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
6071 * flow.c (redirect_edge_and_branch_force): New.
6072 (can_fallthru): Ensure that basic blocks are succeeding.
6073 (try_optimize_cfg): Do not delete basic block if it is the last one.
6075 * flow.c (try_redirect_by_replacing_jump): Do not remove
6076 jumps with side effects, unlink chain on fallthru edge;
6077 set block for new jump instruction; avoid basic block to
6078 over by line number note.
6080 * flow.c (try_simplify_condjump): Verify that the condjump
6081 is not always falling trought.
6084 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
6086 * flow.c (forwarder_block_p): Fix for fallthru blocks.
6087 (try_redirect_by_replacing_jump): Update properly the count
6088 and frequency information.
6090 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6092 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
6093 address that is a LO_SUM specially.
6094 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
6096 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
6098 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
6099 (operand_subword): Use them.
6100 (change_address_1): Renamed from change_address; new arg VALIDATE.
6101 * expr.h: Reflect above changes; change_address now macro.
6102 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
6104 * cselib.c (add_mem_for_addr): Likewise.
6105 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
6106 * regmove.c (try_apply_stack_adjustment): Likewise.
6107 * reload.c (push_reload, make_memloc): Likewise.
6108 * reload1.c (eliminate_regs): Likewise.
6109 * simplify-rtx.c (simplify_replace_rtx): Likewise.
6110 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
6112 * combine.c (make_extraction, simplify_shift_const): Likewise.
6113 (gen_lowpart_for_combine): Likewise.
6114 * cse.c (gen_lowpart_if_possible): Likewise.
6115 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
6116 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
6117 * optabs.c (gen_move_insn): Likewise.
6118 * reload1.c (alter_reg): Likewise.
6119 * simplify-rtx.c (simplify_subreg): Likewise.
6120 * stmt.c (expand_anon_union_decl): Likewise.
6121 * recog.c (validate_replace_rtx_1): Likewise.
6123 * Makefile.in (recog.o): Add $(EXPR_H).
6124 * explow.c (stabilize): Call replace_equiv_address.
6125 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
6126 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
6128 2001-07-03 Andrew Haley <aph@redhat.com>
6130 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
6131 the mode of the memory location.
6133 2001-07-09 Bo Thorsen <bo@suse.co.uk>
6135 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
6137 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
6139 * final.c (output_addr_const): Use target opening and
6140 closing parentheses.
6141 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
6142 defaults, add to TARGET_ASM_OUT.
6143 * target.h (struct gcc_target): Add open_paren and close_paren.
6144 * doc/md.texi: Update.
6145 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
6146 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
6147 TARGET_ASM_CLOSE_PAREN.
6148 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
6150 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
6152 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
6153 * config/a29k/a29k.h: Similarly.
6154 * config/alpha/alpha.h: Similarly.
6155 * config/arc/arc.h: Similarly.
6156 * config/arm/aof.h: Similarly.
6157 * config/arm/aout.h: Similarly.
6158 * config/avr/avr.h: Similarly.
6159 * config/c4x/c4x.h: Similarly.
6160 * config/clipper/clipper.h: Similarly.
6161 * config/convex/convex.h: Similarly.
6162 * config/d30v/d30v.h: Similarly.
6163 * config/dsp16xx/dsp16xx.h: Similarly.
6164 * config/elxsi/elxsi.h: Similarly.
6165 * config/fr30/fr30.h: Similarly.
6166 * config/h8300/h8300.h: Similarly.
6167 * config/i370/i370.h: Similarly.
6168 * config/i386/i386.h: Similarly.
6169 * config/i860/i860.h: Similarly.
6170 * config/i960/i960.h: Similarly.
6171 * config/ia64/ia64.h: Similarly.
6172 * config/m32r/m32r.h: Similarly.
6173 * config/m68hc11/m68hc11.h: Similarly.
6174 * config/m68k/m68k.h: Similarly.
6175 * config/m88k/m88k.h: Similarly.
6176 * config/mcore/mcore.h: Similarly.
6177 * config/mips/mips.h: Similarly.
6178 * config/mn10200/mn10200.h: Similarly.
6179 * config/mn10300/mn10300.h: Similarly.
6180 * config/ns32k/ns32k.h: Similarly.
6181 * config/pa/pa.h: Similarly.
6182 * config/pdp11/pdp11.h: Similarly.
6183 * config/pj/pj.h: Similarly.
6184 * config/romp/romp.h: Similarly.
6185 * config/rs6000/rs6000.h: Similarly.
6186 * config/sh/sh.h: Similarly.
6187 * config/sparc/sparc.h: Similarly.
6188 * config/v850/v850.h: Similarly.
6189 * config/vax/vax.h: Similarly.
6190 * config/we32k/we32k.h: Similarly.
6192 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
6194 * doc/c-tree.texi: Document representation of attributes.
6196 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6198 * doc/tm.texi: Update some places for the rename of target to
6201 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6203 * target.h (struct gcc_target): Add insert_attributes.
6204 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
6205 (TARGET_INITIALIZER): Update.
6206 * tree.c, tree.h (default_insert_attributes): New function.
6207 Update comments on other default functions to refer to targetm,
6209 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
6210 TARGET_INSERT_ATTRIBUTES.
6211 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
6212 * c-common.c (decl_attributes): Use targetm.insert_attributes.
6213 Don't use PRAGMA_INSERT_ATTRIBUTES.
6214 * Makefile.in (c-common.o): Depend on $(TARGET_H).
6215 * c-decl.c (start_decl, start_function): Don't call
6216 SET_DEFAULT_DECL_ATTRIBUTES.
6217 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
6218 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
6220 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
6221 (c4x_check_attribute): Avoid modifying attribute list itself.
6222 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
6224 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
6225 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
6227 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
6228 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
6230 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
6231 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
6233 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
6234 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
6235 Adjust parameters. Make static.
6237 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6239 * c-common.c (decl_attributes): Only take a single attributes
6241 * c-common.h (decl_attributes): Update prototype.
6242 * c-decl.c (start_decl, start_function): Only take a single
6243 attributes parameter. Update calls to decl_attributes.
6244 (finish_struct, finish_enum): Update calls to decl_attributes.
6245 (push_parm_decl): Expect unified list of attributes. Update call
6247 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
6248 notype_nested_function, component_declarator,
6249 component_notype_declarator, label): Update calls to
6251 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
6252 lists that are passed to push_parm_decl.
6253 * c-tree.h (start_function, start_decl): Update prototypes.
6254 * config/sh/sh-protos.h, config/sh/sh.c
6255 (sh_pragma_insert_attributes): Only take a single attributes
6257 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
6258 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
6259 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
6260 build_module_descriptor, generate_static_references,
6261 generate_strings, build_selector_translation_table,
6262 generate_descriptor_table, generate_protocols,
6263 generate_ivars_list, generate_dispatch_table,
6264 generate_protocol_list, generate_category,
6265 generate_shared_structures, really_start_method, add_objc_decls,
6266 generate_classref_translation_entry): Update calls to start_decl
6268 (build_tmp_function_decl, start_method_def): Unify attribute lists
6269 that are passed to push_parm_decl.
6271 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
6273 * final.c (no_asm_to_stream): New.
6274 (final_scan_insn): Use target structures for prologue ends
6275 and epilogue starts.
6276 * output.h (no_asm_to_stream): New.
6277 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
6278 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
6279 (TARGET_ASM_OUT): Update.
6280 * target.h (struct gcc_target): New members function_end_prologue
6281 and function_begin_epilogue.
6282 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
6283 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
6284 * config/alpha/alpha.c (output_end_prologue): Rename to
6285 alpha_output_function_end_prologue. Use in target struct
6287 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
6288 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
6289 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
6290 ia64_output_function_end_prologue. Use in target struct
6292 (ia64_function_prologue, ia64_funciton_epilogue): Rename
6293 mistyped prototypes.
6294 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
6295 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
6297 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
6298 an use in target struct, make static.
6299 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
6302 2001-07-08 Richard Henderson <rth@redhat.com>
6304 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
6306 2001-07-08 Richard Henderson <rth@redhat.com>
6308 * config/i386/i386.md: Remove constraints strings from define_split
6309 and define_peephole2 patterns.
6310 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
6311 (eh_return): Use them.
6313 2001-07-08 Richard Henderson <rth@redhat.com>
6315 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
6316 Document MD_FALLBACK_FRAME_STATE_FOR.
6318 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6320 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
6321 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
6323 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
6325 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
6327 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
6328 of the label inside NAME as opposed to just the end of NAME.
6330 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
6332 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
6333 * config/alpha/alpha.c (alpha_init_machine_status,
6334 alpha_mark_machine_status, alpha_free_machine_status): Delete.
6335 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
6336 (vms_valid_decl_attribute_p): Make static, conditionally compile.
6337 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
6339 2001-07-06 Stan Shebs <shebs@apple.com>
6341 * target.h (targetm): Rename global from "target", so as not to
6342 conflict with local variables.
6344 * c-typeck.c: Ditto.
6348 * cp/decl2.c: Ditto.
6349 * cp/typeck.c: Ditto.
6350 * 1750a/1750a.c: Ditto.
6351 * a29k/a29k.c: Ditto.
6355 * clipper/clipper.c: Ditto.
6356 * convex/convex.c: Ditto.
6357 * d30v/d30v.c: Ditto.
6358 * dsp16xx/dsp16xx.c: Ditto.
6359 * elxsi/elxsi.c: Ditto.
6360 * fr30/fr30.c: Ditto.
6361 * h8300/h8300.c: Ditto.
6362 * i370/i370.c: Ditto.
6363 * i386/i386.c: Ditto.
6364 * i860/i860.c: Ditto.
6365 * i960/i960.c: Ditto.
6366 * ia64/ia64.c: Ditto.
6367 * m32r/m32r.c: Ditto.
6368 * m68hc11/m68hc11.c: Ditto.
6369 * m68k/m68k.c: Ditto.
6370 * m88k/m88k.c: Ditto.
6371 * mips/mips.c: Ditto.
6372 * ns32k/ns32k.c: Ditto.
6374 * pdp11/pdp11.c: Ditto.
6375 * romp/romp.c: Ditto.
6376 * rs6000/rs6000.c: Ditto.
6378 * sparc/sparc.c: Ditto.
6380 * we32k/we32k.c: Ditto.
6381 * doc/tm.texi: Update the manual to match.
6383 2001-07-06 Richard Henderson <rth@redhat.com>
6385 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
6386 DWARF2_UNWIND_INFO not just whether it is defined.
6388 2001-07-06 Diego Novillo <dnovillo@redhat.com>
6390 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
6391 call to simplify_binary_operation returns a new pattern.
6393 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6395 * glimits.h (__SHRT_MAX__): New.
6396 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
6397 (SHRT_MAX): Define in terms of __SHRT_MAX__.
6399 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
6401 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
6404 2001-07-06 Richard Henderson <rth@redhat.com>
6406 * bitmap.c (bitmap_release_memory): Move adjacent to the
6407 allocation functions.
6408 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
6409 the implementation. Binary search for the set bit.
6410 (bitmap_union_of_diff): Allocate the temporary on the stack
6411 instead of using xmalloc.
6413 2001-07-06 Richard Henderson <rth@redhat.com>
6415 * genrecog.c (validate_pattern): Warn for constraints in
6416 define_{expand,split,peephole2}. Remove strict_low_part
6417 before looking up match_dup.
6419 2001-07-06 DJ Delorie <dj@redhat.com>
6421 * doc/gcc.texi (Makefile): Rename to be a more general purpose
6422 chapter about various build hints and history. Add section
6423 talking about the various types of native and cross builds.
6425 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
6427 * Makefile.in (final.o): Depend on target.h.
6428 * final.c: Include target.h.
6429 (default_function_pro_epilogue): New.
6430 (final_start_function): Use target structure for function prologues.
6431 (final_end_function): Use target structure for function epilogues.
6432 * fold-const.c (real_hex_to_f): Constify s and p.
6433 * output.h (default_function_pro_epilogue): New.
6434 * real.h (real_hex_to_f): Update prototype.
6435 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
6436 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
6437 (TARGET_INITIALIZER): Update.
6438 * target.h (gcc_target): Add struct asm_out.
6439 * doc/tm.texi: Update.
6442 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
6443 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
6444 in cpu/cpu.c, or rename old functions consistently. Take
6445 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
6446 redundant macros and prototypes. Make new functions static.
6448 * 1750a/1750a.c: Similarly.
6449 * 1750a/1750a.h: Similarly.
6450 * a29k/a29k-protos.h: Similarly.
6451 * a29k/a29k.c: Similarly.
6452 * a29k/a29k.h: Similarly.
6453 * arc/arc-protos.h: Similarly.
6454 * arc/arc.c: Similarly.
6455 * arc/arc.h: Similarly.
6456 * arm/arm-protos.h: Similarly.
6457 * arm/arm.c: Similarly.
6458 * arm/arm.h: Similarly.
6459 * avr/avr-protos.h: Similarly.
6460 * avr/avr.c: Similarly.
6461 * avr/avr.h: Similarly.
6462 * clipper/clipper-protos.h: Similarly.
6463 * clipper/clipper.c: Similarly.
6464 * clipper/clipper.h: Similarly.
6465 * convex/convex.c: Similarly.
6466 * convex/convex.h: Similarly.
6467 * d30v/d30v-protos.h: Similarly.
6468 * d30v/d30v.c: Similarly.
6469 * d30v/d30v.h: Similarly.
6470 * d30v/d30v.md: Similarly.
6471 * dsp16xx/dsp16xx-protos.h: Similarly.
6472 * dsp16xx/dsp16xx.c: Similarly.
6473 * dsp16xx/dsp16xx.h: Similarly.
6474 * elxsi/elxsi.c: Similarly.
6475 * elxsi/elxsi.h: Similarly.
6476 * fr30/fr30.c: Similarly.
6477 * fr30/fr30.md: Similarly.
6478 * h8300/h8300-protos.h: Similarly.
6479 * h8300/h8300.c: Similarly.
6480 * h8300/h8300.h: Similarly.
6481 * i370/i370-protos.h: Similarly.
6482 * i370/i370.c: Similarly.
6483 * i370/i370.h: Similarly.
6484 * i386/i386.c: Similarly.
6485 * i386/osf1elf.h: Similarly.
6486 * i386/osfrose.h: Similarly.
6487 * i860/i860-protos.h: Similarly.
6488 * i860/i860.c: Similarly.
6489 * i860/i860.h: Similarly.
6490 * i960/i960-protos.h: Similarly.
6491 * i960/i960.c: Similarly.
6492 * i960/i960.h: Similarly.
6493 * ia64/ia64-protos.h: Similarly.
6494 * ia64/ia64.c: Similarly.
6495 * ia64/ia64.h: Similarly.
6496 * m32r/m32r-protos.h: Similarly.
6497 * m32r/m32r.c: Similarly.
6498 * m32r/m32r.h: Similarly.
6499 * m68hc11/m68hc11-protos.h: Similarly.
6500 * m68hc11/m68hc11.c: Similarly.
6501 * m68hc11/m68hc11.h: Similarly.
6502 * m68k/crds.h: Similarly.
6503 * m68k/dpx2.h: Similarly.
6504 * m68k/m68k-protos.h: Similarly.
6505 * m68k/m68k.c: Similarly.
6506 * m68k/m68k.h: Similarly.
6507 * m68k/news.h: Similarly.
6508 * m88k/m88k-protos.h: Similarly.
6509 * m88k/m88k.c: Similarly.
6510 * m88k/m88k.h: Similarly.
6511 * mips/mips-protos.h: Similarly.
6512 * mips/mips.c: Similarly.
6513 * mips/mips.h: Similarly.
6514 * ns32k/merlin.h: Similarly.
6515 * ns32k/ns32k.c: Similarly.
6516 * ns32k/ns32k.h: Similarly.
6517 * ns32k/tek6000.h: Similarly.
6518 * pa/pa-protos.h: Similarly.
6519 * pa/pa.c: Similarly.
6520 * pa/pa.h: Similarly.
6521 * pdp11/2bsd.h: Similarly.
6522 * pdp11/pdp11-protos.h: Similarly.
6523 * pdp11/pdp11.c: Similarly.
6524 * pdp11/pdp11.h: Similarly.
6525 * romp/romp-protos.h: Similarly.
6526 * romp/romp.c: Similarly.
6527 * romp/romp.h: Similarly.
6528 * rs6000/rs6000-protos.h: Similarly.
6529 * rs6000/rs6000.c: Similarly.
6530 * rs6000/rs6000.h: Similarly.
6531 * rs6000/sysv4.h: Similarly.
6532 * sh/sh-protos.h: Similarly.
6533 * sh/sh.c: Similarly.
6534 * sh/sh.h: Similarly.
6535 * sparc/sparc-protos.h: Similarly.
6536 * sparc/sparc.c: Similarly.
6537 * sparc/sparc.h: Similarly.
6538 * vax/vax.c: Similarly.
6539 * vax/vax.h: Similarly.
6540 * vax/vms.h: Similarly.
6541 * we32k/we32k.c: Similarly.
6542 * we32k/we32k.h: Similarly.
6544 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
6546 * basic-block.h (first_insn_after_basic_block_note): Declare.
6547 * flow.c (first_insn_after_basic_block_note): Define. Moved
6549 * ssa.c (first_insn_after_basic_block_note): Remove.
6550 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
6552 (ssa_eliminate_dead_code): Properly update the CFG and PHI
6553 nodes when we find a dead conditional branch. Insert BARRIERs
6554 after any blocks with no successors, but which do not have
6557 2001-07-06 Zack Weinberg <zackw@stanford.edu>
6559 * varray.c (varray_check_failed): Use internal_error.
6561 2001-07-05 Andrew Haley <aph@redhat.com>
6563 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
6564 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
6565 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
6567 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
6569 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
6570 reference if the target constant is also a SYMBOL_REF.
6572 2001-07-05 Eric Christopher <echristo@redhat.com>
6574 * config/mips/mips.h (MASK_MIPS3900): Remove.
6575 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
6576 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
6577 (TARGET_MIPS3900): Change to use mips_arch.
6578 (TARGET_MIPS4000): New.
6579 (TARGET_MIPS4100): New.
6580 (TARGET_MIPS4300): New.
6581 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
6582 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
6584 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
6585 (ISA_HAS_BRANCHLIKELY): To here.
6586 (CC1_CPU_SPEC): New.
6587 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
6588 (mips_arch_string): Declare.
6589 (mips_arch): Declare.
6590 (TARGET_OPTIONS): Add -march and -mtune.
6592 * config/mips/mips.c (mips_arch_string): New.
6594 (override_options): Handle -march for codegen and -mtune
6595 for scheduling. Use mips_arch. Move tx39 target default here.
6596 (mips_parse_cpu): Move error message to override_options.
6598 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
6600 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
6602 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
6603 (MIPS Options): Ditto. Change mcpu entry to historical text.
6605 2001-07-05 H.J. Lu (hjl@gnu.org)
6607 * config/mips/mips.c (mips_parse_cpu): New function to parse
6610 2001-07-05 Jim Wilson <wilson@redhat.com>
6612 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
6613 * config/ia64/t-ia64: Likewise.
6614 (LIB1ASMFUNCS): Update comment.
6616 2001-07-05 David Edelsohn <edelsohn@gnu.org>
6618 * doc/install.texi (Install GCC: Binaries): Fix typo.
6620 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6622 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
6623 reference using the stack pointer, adjust it since we push Y
6625 ("*ashrsi3"): Likewise.
6626 ("*lshrsi3"): Likewise.
6628 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6630 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
6631 when -fomit-frame-pointer is used.
6633 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
6635 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
6636 (try_redirect_by_replacing_jump): Reverse updating properly the
6637 count and frequency information. Reverse removing cc0 setter.
6638 (forwarder_block_p): Reverse fixing for fallthru blocks.
6640 2001-07-05 DJ Delorie <dj@redhat.com>
6642 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
6643 (translate_options): If the above is defined, use it to map
6644 given options to new options.
6645 * doc/tm.texi: Document it.
6647 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
6648 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6650 * doc/invoke.texi (Optimize Options): Document that -fgcse may
6651 cause programs using computed gotos to run more slowly.
6653 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6655 * doc/install.texi (Specific): Markup, spelling and typo fixes.
6657 Consistently require binutils 2.11.2, not prereleases.
6658 (Specific, decstation-*): Canonicalize as mips-dec-*.
6659 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
6661 (Specific, m68k-altos): Removed reference to README.altos, deleted.
6662 (Specific, mips-*): Reword MIPS C compiler requirements.
6663 (Specific, powerpc*-*-*): New, mention --with-cpu once.
6664 (Specific, sunv5): Removed, obsolete.
6666 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
6668 * dwarf2out.c (output_loc_list): Use an all ones mask for
6669 .text asm output and don't rely on long long
6670 literals. Reformat some long lines.
6672 2001-07-05 Andreas Jaeger <aj@suse.de>
6674 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
6677 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6679 * dwarf2out.c (dwarf2out_define): Update comment.
6680 (dwarf2out_undef): Ditto.
6681 (dwarf2out_start_source_file): Ditto.
6682 (dwarf2out_end_source_file): Ditto.
6683 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
6684 since we never call the start/end debug hook for the primary file.
6686 2001-07-04 Kazu Hirata <kazu@hxi.com>
6688 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
6691 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6693 * cppinit.c (remove_dup_dirs): Inform if a system include
6694 directory is being reordered.
6695 * doc/invoke.texi (Directory Options): GCC warns if you hide a
6697 * doc/cpp.texi (Search Paths): Likewise.
6698 * doc/gcc.texi (Interoperation): Remove information about
6701 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6703 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
6704 (VARRAY_TOP_CHAR_PTR): Likewise.
6706 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6708 * gcc.c (process_command): Don't assign elements of a const char*.
6710 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6712 * emit-rtl.c (change_address): Don't abort if invalid address while
6713 reload is in progress.
6715 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6717 * c-lex.c (cb_file_change): Pass line number to
6718 debug_start_source_file.
6719 (cb_undefine): Pass correct line number to debug_undef.
6721 * toplev.c (debug_start_source_file): Add line number to
6722 parameters. Pass it along to dwarf2out_start_source_file.
6723 (decode_g_option): Stop resetting debug level back to normal when
6724 we change debug formats, unless the current level is
6725 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
6728 * toplev.h (debug_start_source_file): Add line number to
6731 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
6734 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
6736 Output debug_macinfo data for starting file if requested.
6737 (dwarf2out_end_source_file): Output debug_macinfo data for ending
6739 (dwarf2out_define): Output debug_macinfo data for defining a macro
6741 (dwarf2out_undef): Output debug_macinfo data for undefining a
6743 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
6744 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
6745 (macinfo_section_label): New. DWARF2 macro info section label.
6746 (dwarf2out_init): If we want macro info, output the start label
6748 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
6749 attribute to the compilation unit die pointing to the macro info.
6751 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6753 * dwarf2out.c (new_loc_list): Move to inside #ifdef
6754 DWARF2_DEBUGGING_INFO.
6755 (add_loc_descr_to_loc_list): Ditto.
6756 (output_loc_list): Ditto.
6757 Also, fix thinko in curr not being initialized.
6758 (gen_internal_sym): Ditto.
6760 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6762 * emit-rtl.c (replace_equiv_address): New function.
6763 * expr.h (replace_equiv_address): New declaration.
6764 * explow.c (validize_mem): Call it instead of change_address and
6765 also call if -fforce-addr and address is constant.
6766 * expr.c: Replace more calls to change_address with adjust_address
6767 and/or replace_equiv_address or to validize_mem.
6768 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
6769 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
6770 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6771 * config/i370/i370.md, config/i860/i860.md: Likewise.
6772 * config/i960/i960.md, config/mips/mips.c: Likewise.
6773 * config/mips/mips.md, config/pa/pa.md: Likewise.
6774 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
6775 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
6777 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6779 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
6781 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
6784 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
6786 * doc/include: New directory.
6787 * doc/fdl.texi: Move to doc/include/fdl.texi.
6788 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
6789 * doc/include/funding.texi, doc/include/gpl.texi: New files.
6790 * doc/gcc.texi: Use funding.texi and gpl.texi.
6791 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
6792 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
6793 Update dependencies and use -I $(docdir)/include.
6795 2001-07-04 Anthony Green <green@redhat.com>
6797 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
6799 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6801 * doc/install.texi (sparc64-*-*): Remove garbage.
6803 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
6805 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
6806 Fix typo in last change to use adjust_address.
6808 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6810 * doc/install.texi (Specific): Update information for *-*-solaris*.
6812 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6814 * explow.c (plus_constant_wide): Reinitialize Y for restart.
6816 2001-07-03 Stan Shebs <shebs@apple.com>
6818 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
6819 case for flag_no_mach_text_sections.
6820 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
6821 * config/darwin.c (flag_no_mach_text_sections): Remove.
6822 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
6824 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6826 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
6827 and avoid checking for constant as first operand.
6828 * recog.c (find_constant_term_loc): No longer static.
6829 (adj_offettable_operand): Delete.
6830 * rtl.h (adj_offsettable_operand): Delete declaration.
6831 (find_constant_term): Add declaration.
6832 * caller-save.c: Replace calls to adj_offsettable_operand with calls
6834 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
6835 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
6836 * config/i386/i386.c, config/i386/i386.md: Likewise.
6837 * config/i860/i860.c, config/i960/i960.c: Likewise.
6838 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
6839 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
6840 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
6841 * config/mips/mips.c, config/mips/mips.md: Likewise.
6842 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
6843 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
6844 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
6845 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
6846 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
6847 * config/ns32k/ns32k.md: Likewise.
6849 2001-07-03 Zack Weinberg <zackw@stanford.edu>
6851 * rtl.c (copy_rtx): Handle 'T' format letter.
6852 * gensupport.c (collect_insn_data): Likewise.
6853 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
6855 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
6857 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
6858 -B option. Use 'dir' not 'foo' as example directory name.
6860 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6862 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6863 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
6865 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6867 * doc/cppinternals.texi: Improve formatting and logical markup.
6869 2001-07-03 Andreas Jaeger <aj@suse.de>
6871 * Makefile.in (insn-recog.o): Add dependency on reload.h.
6873 * genrecog.c (write_header): Include reload.h for prototypes in
6876 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
6879 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
6880 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
6881 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
6882 i386_pe_valid_type_attribute_p): Add.
6883 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
6884 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
6886 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6888 * explow.c (plus_constant_wide, case LO_SUM): New case.
6889 (plus_constant_for_output_wide): Delete.
6890 * rtl.h (plus_constant_for_output): Delete.
6891 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
6892 instead of plus_constant_for_output.
6893 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
6894 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
6895 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
6896 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
6897 * config/sparc/sparc.md: Likewise.
6898 Convert some change_address calls to adjust_address.
6900 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6902 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
6903 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
6904 documentation of -std and -Wwrite-strings.
6906 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6908 * cse.c (canon_hash): Don't register registers in very small
6909 register classes, as extending their lifetime might cause
6912 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6914 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
6916 * flow.c (forwarder_block_p): Fix for fallthru blocks.
6917 (try_redirect_by_replacing_jump): Update properly the count
6918 and frequency information.
6920 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
6922 * toplev.c (dump_file_index): Move SSA dumps just after first
6924 (dump_file): Corresponding changes.
6925 (rest_of_compilation): Move SSA path to just after the first
6927 * doc/gcc.texi (Passes): Update due to movement of SSA path.
6928 * doc/invoke.texi: Update dump file #s as they were completely
6929 out of date with reality.
6931 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6933 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
6935 * expr.c (emit_move_insn_1): Deal with non-default
6938 * expr.c (emit_single_push_insn): Fix warning.
6940 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6942 * expr.c (emit_move_insn_1): Avoid modifying
6943 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
6945 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6947 * emit-rtl.c (adjust_address): New function.
6948 * expr.h (adjust_address): Add declaration.
6949 * builtins.c: Replace some calls to change_address with calls to it
6951 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
6952 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
6953 * config/arm/arm.c, config/convex/convex.c: Likewise.
6954 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6955 * config/i386/i386.c, config/i386/i386.md: Likewise.
6956 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
6957 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
6958 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
6959 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
6960 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
6962 2001-07-02 Jim Wilson <wilson@redhat.com>
6964 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
6966 2001-07-02 Steve Ellcey <sje@cup.hp.com>
6968 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
6969 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
6971 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6973 * cppinit.c (lang_defaults): New table.
6974 (set_lang): Just read from lang_defaults into the live options
6977 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6979 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
6980 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
6981 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
6983 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6985 * doc/install.texi: Various spelling and markup fixes.
6986 (Installing GCC): Component specific installation instructions are
6989 Warn about removing old install dir in the presence of shared libs.
6990 (Configuration): Invoke with options target to match configure
6992 Consistently refer to gas, gld pathnames.
6993 Invert --enable-multilib documentation.
6994 Remove references to old compiler versions.
6996 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6998 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
7000 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7002 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
7004 (Specific, mips*-sgi-irix5): Note IDO download.
7005 Reworded MIPS C hints.
7006 Use GNU as instead of GAS.
7008 Removed SGI Freeware reference, IRIX 6 only.
7009 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
7010 Note N64 library requirement/workaround.
7012 Complete list of structure passing bug victims.
7014 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7016 * doc/install.texi: Remove CVS Id.
7018 2001-07-02 Andreas Jaeger <aj@suse.de>
7020 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
7021 (find_inherently_necessary): Remove unused variable.
7023 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
7025 * c-common.h (TDI_inlined): New ast dump phase.
7026 (dump_flag_name): New function.
7027 * c-dump.c (dump_files): Add inlined phase.
7028 (dump_flag_name): Define.
7029 * doc/invoke.texi (-fdump-ast-inlined): Document.
7031 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7033 * stor-layout.c (layout_decl): Revert change to handling of alignment
7036 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7038 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
7041 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
7043 * doc/tm.texi (FUNCTION_ARG): Document that the last call
7046 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
7048 * tlink.c (recompile_files): Remove COMPILER_PATH and
7049 LIBRARY_PATH from the environment.
7051 2001-07-01 Zack Weinberg <zackw@stanford.edu>
7053 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
7054 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
7056 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
7058 * c-parse.in (OBJC_STRING): Kill.
7059 (objc_string): Decompose to [objc_string] '@' STRING.
7060 (reswords): Take the leading '@' off all the Objective C keywords.
7061 (objc_rid_sans_at): Kill.
7062 (init_reswords): Don't initialize it.
7063 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
7064 (_yylex): Kill reconsider label. Look ahead one token after
7065 an '@'; if we get an identifier, check whether it's an
7066 Objective C @-keyword. If so, return the keyword. Otherwise,
7067 put back the token and return the '@' as a terminal.
7069 * cpplib.c (lex_macro_node): Remove unnecessary check for
7070 leading '@' on identifier. Clarify control flow and commentary.
7072 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7074 * cse.c (new_label_ref): Variable deleted.
7075 (insert): Remove set of new_label_ref.
7076 (check_for_label_ref): New function.
7077 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
7079 See ChangeLog.5 for earlier changes.