1 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5 2001-08-29 Kazu Hirata <kazu@hxi.com>
7 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
9 2001-08-29 Kazu Hirata <kazu@hxi.com>
11 * config/h8300/h8300-protos.h: Add a prototype for
13 * config/h8300/h8300.c (emit_logical_op): New.
14 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
21 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
23 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
24 comparison with rtx INTVAL.
25 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
27 * pa.h (FUNCTION_ARG_SIZE): Likewise.
29 2001-08-29 Kazu Hirata <kazu@hxi.com>
31 * config/h8300/lib1funcs.asm: Update the copyright. Fix
34 2001-08-29 Kazu Hirata <kazu@hxi.com>
36 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
37 (reg n) to (mem (pre_dec (reg n))
38 (anonymous movsi pattern): Likewise.
40 2001-08-29 Kazu Hirata <kazu@hxi.com>
42 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
44 2001-08-29 Kazu Hirata <kazu@hxi.com>
46 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
47 several special constants.
49 2001-08-29 Kazu Hirata <kazu@hxi.com>
51 * config/h8300/lib1funcs.asm: Fix comment typos.
53 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
55 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
56 Fix format specifier warnings.
58 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
59 inet_makeaddr, semctl): Prototype.
61 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
62 (save_restore_insns): Use base_offset, not gp_offset.
64 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
65 (ASM_OUTPUT_BYTE): Fix format specifier warning.
67 2001-08-29 Richard Henderson <rth@redhat.com>
69 * bb-reorder.c (function_tail_eff_head): New.
70 (record_effective_endpoints): Set it.
71 (fixup_reorder_chain): Use it.
73 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
75 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
77 2001-08-28 Dale Johannesen <dalej@apple.com>
79 * config/darwin.c (machopic_function_base_name): Add const
80 qualifier to a string.
81 (darwin_encode_section_info): Ditto.
83 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
85 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
88 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
90 * df.h (struct df): Add rts_order variable.
92 * df.c (df_visit_next_rts): New function.
93 (df_visit_next): Renamed to df_visit_next_rc
94 (df_analyse_1): Allocate/compute/free rts_order as well.
95 (df_rd_global_compute): Use df_visit_next_rc instead of
97 (df_ru_global_compute): Use df_visit_next_rts instead of
100 * flow.c (flow_reverse_top_sort_order_compute): New function.
102 * basic-block.h: Add prototype.
104 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
106 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
107 blocks, the BB_REACHABLE is now set, rather than aux being
108 non-NULL. Update the test to reflect this.
110 2001-08-28 Eric Christopher <echristo@redhat.com>
112 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
113 config/mips/crti.asm: Ditto.
115 2001-08-28 Eric Christopher <echristo@redhat.com>
116 Richard Henderson <rth@redhat.com>
118 * c-pragma.h (add_weak): Move prototype from here...
119 * output.h (add_weak): ... to here.
120 * varasm.c (add_weak): Fix typo.
121 * config/mips/crti.asm: New file.
122 * config/mips/crtn.asm: Ditto.
123 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
124 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
125 (INVOKE__main): Ditto.
126 (INIT_SECTION_ASM_OP): New.
127 (FINI_SECTION_ASM_OP): Ditto.
128 (STARTFILE_SPEC): Add crti.
129 (ENDFILE_SPEC): Add crtn.
130 * config/mips/elf64.h: Same.
131 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
133 * config/mips/vxworks.h: Ditto.
134 * config/mips/t-elf: Support crti and crtn.
136 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
138 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
141 2001-08-28 Richard Henderson <rth@redhat.com>
143 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
144 (one_cmplbi2 splitter): Remove redundant test.
146 2001-08-28 Dale Johannesen <dalej@apple.com>
148 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
150 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
152 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
154 2001-08-28 Stan Shebs <shebs@apple.com>
156 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
157 (UNALIGNED_SHORT_ASM_OP): Define.
158 (UNALIGNED_INT_ASM_OP): Define.
160 2001-08-28 Will Cohen <wcohen@redhat.com>
162 * config/rs6000/rs6000.md (store_multiple): Correct RTL
163 generation for first set.
165 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
167 * flow.c (redirect_edge_succ_nodup): Return new edge.
168 (try_simplify_condjump): Use new edge.
169 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
171 * cse.c (cse_basic_block): Skip note instructions.
173 2001-08-27 Richard Henderson <rth@redhat.com>
175 * combine.c (combine_simplify_rtx): Don't reverse condition
176 if there is no reverse for the condition.
177 (simplify_comparison): Don't simplify subregs from INT to FP.
179 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
180 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
181 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
182 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
183 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
184 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
186 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
188 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
189 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
191 (adddi_dilshr32, adddi_dishl32): Only data register can be
192 source for mem destination.
194 * expmed.c (store_bit_field): Ignore adjustment to bitpos
195 and use bitnum to decide about register move.
197 2001-08-27 Richard Henderson <rth@redhat.com>
199 * genattr.c (main): Emit state_t even when not doing scheduling.
201 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
202 Richard Henderson <rth@redhat.com>
204 * gcse.c (reg_first_set, reg_last_set): Replace with ...
205 (reg_avail_info, current_bb): ... these.
206 (oprs_unchanged_p, record_last_reg_set_info): Use them.
207 (compute_hash_table): Likewise.
209 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
211 * flow.c (verify_flow_info): Use checksums to verify edges.
213 2001-08-27 Richard Henderson <rth@redhat.com>
215 * genautomata.c (expand_automata): Always create a description.
217 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
219 * optabs.c (expand_binop): Correctly handle the carry in multiword
220 add/subtract operations.
222 2001-08-27 Fred Fish <fnf@be.com>
224 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
227 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
229 * reload.c (find_reloads_toplev): Back out this change:
231 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
233 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
234 mem if the address is a mode_dependent_address_p.
236 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
238 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
239 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
240 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
243 * genattr.c (main): New variable num_insn_reservations. Increase
244 it if there is DEFINE_INSN_RESERVATION. Output automaton based
245 pipeline hazard recognizer interface.
247 * genattrtab.h: New file.
249 * genattrtab.c: Include genattrtab.h.
250 (attr_printf, check_attr_test, make_internal_attr,
251 make_numeric_value): Move protypes into genattrtab.h. Define them
253 (num_dfa_decls): New global variable.
254 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
255 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
256 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
257 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
259 * genautomata.c: New file.
261 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
263 * sched-int.h: (curr_state): Add the external definition for
264 automaton pipeline interface.
265 (haifa_insn_data): Add comments for members blockage and units.
267 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
268 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
269 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
270 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
271 TARGET_SCHED_DFA_POST_CYCLE_INSN,
272 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
273 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
275 (TARGET_SCHED): Use the new macros.
277 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
278 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
279 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
280 dfa_bubble): New members in gcc_target.sched.
282 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
283 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
284 (insn_queue): Redefine it as pointer to array.
285 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
287 (max_insn_queue_index_macro_value): New variable.
288 (curr_state, dfa_state_size, ready_try): New varaibles for
290 (ready_element, ready_remove, max_issue): New function prototypes
291 for automaton interface.
292 (choose_ready): New function prototype.
293 (insn_unit, blockage_range): Add comments.
294 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
295 FUNCTION_UNITS_SIZE == 0.
296 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
297 actual_hazard, potential_hazard): Add comments.
298 (insn_cost): Use cost -1 as undefined value. Remove
299 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
301 (ready_element, ready_remove): New functions for automaton
303 (schedule_insn): Add new code for automaton pipeline interface.
304 (queue_to_ready): Add new code for automaton pipeline interface.
305 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
306 (debug_ready_list): Print newline when the queue is empty.
307 (max_issue): New function for automaton pipeline interface.
308 (choose_ready): New function.
309 (schedule_block): Add new code for automaton pipeline interface.
310 Print ready list before scheduling each insn.
311 (sched_init): Add new code for automaton pipeline interface.
312 Initiate insn cost by -1.
313 (sched_finish): Free the current automaton state and finalize
314 automaton pipeline interface.
316 * sched-rgn.c: Include target.h.
317 (init_ready_list, new_ready, debug_dependencies): Add new code for
318 automaton pipeline interface.
320 * sched-vis.c: Include target.h.
321 (get_visual_tbl_length): Add code for automaton interface.
322 (target_units, print_block_visualization): Add comments.
324 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
325 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
326 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
327 (getruntime.o, genautomata.o): New entries.
328 (genattrtab.o): Add new dependency file genattrtab.h.
329 (genattrtab): Add new dependencies. Link it with `libm.a'.
330 (getruntime.o, hashtab.o): New entries for canadian cross.
332 * doc/md.texi: Description of automaton based model.
334 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
336 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
337 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
338 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
339 TARGET_SCHED_DFA_POST_CYCLE_INSN,
340 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
341 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
342 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
344 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
345 MAX_DFA_ISSUE_RATE): New macro descriptions.
347 * doc/contrib.texi: Add dfa based scheduler contribution.
349 * doc/gcc.texi: Add more information about genattrtab.
351 2001-08-27 Diego Novillo <dnovillo@redhat.com>
353 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
356 2001-08-27 Richard Henderson <rth@redhat.com>
358 * function.c (expand_function_end): Don't init arg_pointer_save_area.
359 (get_arg_pointer_save_area): New. Create an init it here.
360 (fix_lexical_addr): Use it.
361 * function.h: Declare it.
362 * builtins.c (expand_builtin_setjmp_receiver): Use it.
363 * stmt.c (expand_nl_goto_receiver): Use it.
365 2001-08-27 Richard Henderson <rth@redhat.com>
367 * final.c (final_scan_insn): Don't enter APP_ON mode for
370 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
371 alignment for assemble_integer for DW_EH_PE_aligned.
372 * except.c (output_function_exception_table): Likewise.
374 2001-08-26 Andreas Jaeger <aj@suse.de>
376 * c-tree.h: Add prototyp for c_sizeof_nowarn.
378 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
380 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
382 2001-08-27 Alan Modra <amodra@bigpond.net.au>
384 * config/rs6000/rs6000.c (mask_operand): Rewrite without
386 (mask64_operand): Likewise.
387 (rldic_operand): Delete.
388 (includes_lshift64_p): Delete.
389 (includes_rldic_lshift_p): New function.
390 (includes_rldicr_lshift_p): New function.
391 (print_operand): Don't call rldic_operand in case 'W'.
392 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
393 (includes_lshift64_p): Remove.
394 (includes_rldic_lshift_p): Declare.
395 (includes_rldicr_lshift_p): Declare.
396 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
397 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
398 Replace match_operand rldic_operand predicate with
399 const_int_operand. Replace includes_lshift64_p condition with
400 includes_rldic_lshift_p.
401 <ashldi3_internal 64 bit rldicr patterns>: New.
403 2001-08-27 Andreas Jaeger <aj@suse.de>
405 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
406 * errors.c: Likewise.
408 * dwarf2asm.c: Likewise.
409 * doprint.c (checkit): Likewise.
410 * diagnostic.c: Likewise.
411 * collect2.c: Likewise.
413 * c-semantics.c (build_stmt): Likewise.
414 * c-format.c (status_warning): Likewise.
415 * c-errors.c (pedwarn_c99): Likewise.
416 * builtins.c (validate_arglist): Likewise.
417 * config/pj/pj.c (pj_printf): Likewise.
418 * fix-header.c: Likewise.
420 * gcov.c (fnotice): Likewise.
421 * gensupport.c (message_with_line): Likewise.
422 * mips-tfile.c: Likewise.
423 * protoize.c (notice): Likewise.
424 * read-rtl.c (fatal_with_file_and_line): Likewise.
425 * rtl-error.c: Likewise.
426 * tradcpp.c: Likewise.
428 * cp/tree.c (build_min_nt): Likewise.
429 (build_min): Likewise.
430 * cp/lex.c: Likewise.
431 * cp/errfn.c: Likewise.
432 * cp/rtti.c (create_pseudo_type_info): Likewise.
434 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
436 * df.c (df_uses_record): Return after recording all uses
439 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
441 * df.c (df_insn_modify): Realloc the INSN table here, if
442 necessary, here, too.
444 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
446 * config/mips/mips.c (mips_function_value): Handle complex return
449 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
451 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
453 * reload.c (make_memloc): Copy result if it is still
454 reg_equiv_memory_loc[regno] on return.
455 (subst_reloads) [ENABLE_CHECKING]: Check that none of
456 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
457 reg_equiv_mem are modified by the substitutions.
459 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
461 * predict.c (expensive_function_p): New.
462 * rtl.h (expensive_function_p): Declare.
463 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
464 (use_fast_prologue_epilogue): New static variable.
465 (expand_prologue): Set it; emit short prologues if unset.
466 (expand_epilogue): Likewise.
468 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
470 * config.gcc: Add stormy16-*-elf case.
471 * config/stormy16/stormy-abi: New file.
472 * config/stormy16/stormy16-lib2.c: New file.
473 * config/stormy16/stormy16-protos.h: New file.
474 * config/stormy16/stormy16.c: New file.
475 * config/stormy16/stormy16.h: New file.
476 * config/stormy16/stormy16.md: New file.
477 * config/stormy16/t-stormy16: New file.
479 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
481 * i386.h (no-accumulate-outgoing-args): Use proper mask.
483 2001-08-24 David Edelsohn <edelsohn@gnu.org>
485 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
486 descriptor members are pointer size, not constant 4.
487 * config/rs6000/rs6000.md (define_splits): Remove more unused
490 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
492 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
494 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
496 * cp/rtti.c (VPARAMS): Fix parameter.
498 2001-08-24 Zack Weinberg <zackw@panix.com>
500 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
502 (mode_for_extraction): No need for #ifdefs. Add default-case abort
504 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
505 in if controlling use of insv.
506 (extract_bit_field): Likewise, for extv and extzv.
508 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
510 * i386.md (movcc peep2): Fix load of 0.
512 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
514 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
515 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
517 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
519 * c-pragma.h: Move weak_syms and weak_decls...
520 * varasm.c: ...here. Now static.
521 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
522 depend on HANDLE_PRAGMA_WEAK.
524 * c-common.c (c_alignof, c_alignof_expr): Move here...
525 * c-typeck.c: ...from here.
526 * c-tree.h, c-common.h: Adjust.
528 2001-08-23 Bernd Schmidt <bernds@redhat.com>
530 * config/ia64/ia64.c (rws_update): If !pred, set write_count
531 instead of incrementing it.
533 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
534 asm ready, don't try to move them all into the same array element.
536 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
538 * function.c (thread_prologue_and_epilogue_insns): Avoid
539 fallthru flag on edge to exit.
541 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
543 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
546 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
548 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
549 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
550 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
553 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
555 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
556 replace "GNU CC" with "GCC".
558 2001-08-23 Richard Henderson <rth@redhat.com>
560 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
561 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
562 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
563 Need GR between FR and not GR_AND_FR.
564 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
565 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
566 AR regs before GR regs.
567 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
568 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
569 (REGISTER_MOVE_COST): Update.
570 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
572 2001-08-23 Richard Henderson <rth@redhat.com>
574 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
577 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
579 * reload1.c (emit_reload_insns): Don't look for notes
580 on a NULL store_insn.
582 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
584 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
585 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
586 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
587 format specifier warnings.
588 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
590 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
592 * config/i386/i386-protos.h: Correct declaration of
593 i386_pe_asm_named_section.
595 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
597 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
599 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
601 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
603 * cpperror.c (print_location): Don't show _Pragma.
604 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
605 and file change callback generation here.
606 (stack_include_file): Update use of cpp_push_buffer.
607 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
608 (struct cpp_buffer): Remove type, pfile members.
609 * cppinit.c (cpp_handle_option): Use free_chain.
610 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
611 (skip_escaped_newlines, get_effective_char, lex_percent): Take
612 a cpp_reader rather than a cpp_buffer.
613 (skip_escaped_newlines, get_effective_char, skip_block_comment,
614 skip_line_comment, parse_string, lex_percent, lex_dot,
615 _cpp_lex_token): Update accordingly.
616 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
618 (cpp_push_buffer): Update prototype.
619 (run_directive): Update use of cpp_push_buffer.
620 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
621 handle_assertion): Update use of run_directive.
622 * cpplib.h (enum cpp_buffer_type): Remove.
623 (cpp_push_buffer): Update prototype.
624 * fix-header.c (read_scan_file): Update.
626 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
628 * gcc.c (struct prefix_list): Change prefix to const char *.
630 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
632 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
634 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
636 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
639 * jump.c (squeeze_notes): Take parms by reference. Handle END being
642 * ifcvt.c (dead_or_predicable): Adjust.
643 * loop.c (find_and_verify_loops): Adjust.
644 * stmt.c (expand_end_case): Adjust.
645 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
646 head and end insn pointers in the basic block, not just local copies.
647 (merge_blocks_move_predecessor_nojumps): Likewise.
649 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
651 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
652 bitmap.h, builtin-types.def, builtins.c, builtins.def,
653 c-aux-info.c, c-common.c, c-common.def, c-common.h,
654 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
655 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
656 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
657 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
658 conditions.h, config.gcc, configure.frag, configure.in,
659 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
660 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
661 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
662 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
663 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
664 emit-rtl.c, errors.c, errors.h, except.c, except.h,
665 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
666 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
667 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
668 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
669 gencheck.c, gencodes.c, genconfig.c, genemit.c,
670 genextract.c, genflags.c, gengenrtl.c, genmultilib,
671 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
672 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
673 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
674 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
675 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
676 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
677 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
678 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
679 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
680 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
681 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
682 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
683 params.h, predict.c, predict.def, predict.h, prefix.c,
684 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
685 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
686 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
687 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
688 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
689 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
690 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
691 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
692 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
693 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
694 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
695 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
696 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
697 xcoffout.h: replace "GNU CC" with "GCC".
699 2001-08-21 Richard Henderson <rth@redhat.com>
701 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
702 (final_scan_insn): Consider jump tables data even if we have no
703 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
705 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
706 (ASM_OUTPUT_CASE_END): Remove.
707 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
708 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
709 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
711 2001-08-21 Richard Henderson <rth@redhat.com>
713 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
714 at barrier insns. Emit stop bits before barriers.
716 * flow.c (flow_find_cross_jump): Don't consider unconditional
717 return insns for commoning.
719 * final.c (compute_alignments): Fix typo.
721 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
722 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
723 (store_bit_field): Use mode_for_extraction more places.
724 (extract_bit_field): Likewise.
726 2001-08-21 Zack Weinberg <zackw@panix.com>
728 * caller-save.c: Don't include insn-codes.h.
729 (reg_save_code, reg_restore_code): Make arrays of int.
730 All uses updated to match.
731 (insert_save, insert_restore): No need to initialize "code"
732 variable upon declaration.
733 * Makefile.in: update dependencies; fix typo in clean rule.
735 2001-08-21 Richard Henderson <rth@redhat.com>
737 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
738 (merge_if_block): Handle fallout from same.
740 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
742 * builtins.c (type_to_class): Fix typo in last change.
744 2001-08-21 Richard Henderson <rth@redhat.com>
746 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
747 ia64_asm_output_label.
749 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
750 copy of gp while the real gp register contains garbage.
752 2001-08-21 Zack Weinberg <zackw@panix.com>
754 * expmed.c (mode_for_extraction): New function.
755 (store_bit_field, extract_bit_field): Use it.
756 * expr.h: Prototype it and provide an enum for its first argument.
758 * combine.c, function.c, recog.c: Don't include insn-codes.h.
759 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
760 and digging through the insn_data tables.
761 * Makefile.in: Update dependencies.
763 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
765 * cppfiles.c (stack_include_file): line-map.c now handles include
767 (handle_missing_handler): Similarly.
768 (_cpp_execute_include): Similarly.
769 (_cpp_pop_file_buffer): Similarly.
770 * cpphash.h (struct cpp_reader): Remove system_include_depth,
771 buffer_stack_depth and include_depth.
772 * cpplib.c (do_include_common): line-map.c now handles include depth.
773 (cpp_push_buffer): Similarly.
774 (_cpp_pop_buffer): Similarly.
775 * cppmacro.c (builtin_macro): Update.
776 * line-map.c (init_line_maps): Set depth.
777 (add_line_map): Increment "used" earlier. Update and use the
779 (trace_include): Use the include depth.
780 * line-map.h (struct line_maps): New member depth.
782 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
784 * cppfiles.c (stack_include_file): Don't handle -H here.
785 * cppinit.c (cpp_start_read): Set include tracing after
786 cpp_post_options and after stacking the main file.
787 * line-map.c (trace_include): New.
788 (init_line_maps, add_line_map): Update.
789 * line-map.h (struct line_maps): New member trace_includes.
791 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
793 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
794 * cppfiles.c (stack_include_file): Only stack a file if there
795 is something to do. Return a boolean indicating whether a
796 buffer was stacked or not.
797 (_cpp_execute_include): Similarly.
798 (_cpp_read_file): Similarly.
799 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
801 2001-08-21 Sam Steingold <sds@gnu.org>
803 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
804 (RECACHE): keep obufp_before_macroname up to date
806 2001-08-21 Zack Weinberg <zackw@panix.com>
808 * stmt.c: Don't include insn-codes.h.
809 (expand_end_case): Machine specific logic moved to expr.c.
810 No need to worry about __builtin_classify_type.
811 (check_for_full_enumeration_handling, emit_case_nodes):
814 * builtins.o (expand_builtin_classify_type): Split up so code
815 can be shared with fold_builtin_classify_type.
816 (type_to_class, fold_builtin_classify_type): New functions.
817 (fold_builtins): Handle __builtin_classify_type.
819 * expr.c (do_tablejump): Now static.
820 (case_values_threshold, try_casesi, try_tablejump): New;
821 code mostly from stmt.c (expand_end_case).
822 (expr.h): Update prototypes.
824 * Makefile.in (stmt.o): Update dependencies.
826 2001-08-21 Will Cohen <wcohen@redhat.com>
828 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
829 declaration of variable i.
830 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
831 declaration of variable i.
833 2001-08-21 Richard Henderson <rth@redhat.com>
835 * crtstuff.c: Fix thinko last change. Move list tails to start
836 of CRT_END section. Tidy ifdefs.
837 (__EH_FRAME_BEGIN__): Always static for ELF.
838 (__do_global_ctors_1): Rename from __frame_dummy.
839 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
840 name change; don't hide __EH_FRAME_BEGIN__.
842 2001-08-21 Richard Henderson <rth@redhat.com>
844 * gdbinit.in: Move break on exit after break on fancy_abort.
846 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
849 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
851 * cpphash.h (_cpp_push_next_buffer): New.
852 * cppinit.c (do_includes): Remove.
853 (push_include, free_chain, _cpp_push_next_buffer): New.
854 (cpp_start_read): Use them to rework command line option handling.
855 (cpp_handle_option): Combine handling of -include and -imacros.
856 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
857 appropriate. Always insert missing \n at EOF.
858 * cpplib.c (start_directive): Get the directive position right.
859 * cppmain.c (cb_file_change): Always print the first line, unless
862 2001-08-20 Andreas Jaeger <aj@suse.de>
864 * profile.c (compute_branch_probabilities): Remove extra new-line
866 * flow.c (verify_flow_info): Likewise.
868 2001-08-20 Diego Novillo <dnovillo@redhat.com>
870 * basic-block.h (basic_block): Add new field 'flags'.
871 (BB_REACHABLE): Define.
872 (expunge_block): Declare.
873 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
874 (EXIT_BLOCK_PTR): Ditto.
875 (expunge_block): Remove static declaration.
876 (cleanup_cfg): Clear bb->aux on every basic block.
877 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
878 computing reachability.
879 (delete_unreachable_blocks): Delete block b if b->flags has
882 2001-08-20 Diego Novillo <dnovillo@redhat.com>
884 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
886 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
888 * sparc.c (sparc_variable_issue): Fix typo in last change.
890 2001-08-20 Richard Henderson <rth@redhat.com>
892 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
894 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
896 * pa.h (RETURN_IN_MEMORY): Improve comment.
898 2001-08-20 Janis Johnson <janis187@us.ibm.com>
900 * doc/invoke.texi (Profiling options): Clarify the interactions
901 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
903 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
905 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
908 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
910 * gcc.c (make_relative_prefix): Allocate a sufficiently large
913 2001-08-20 Richard Henderson <rth@redhat.com>
915 * final.c (end_final): Fix typo last change.
917 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
919 * cppinit.c (init_standard_includes): The returned buffer
920 is already malloc-ed.
921 * gcc.c (add_prefix): Similarly.
922 * prefix.c (translate_name): Update to support clear buffer
924 (update_path): Similarly. Be sure to free any newly allocated
925 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
927 * prefix.h (update_path): Update prototype and document.
928 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
929 up and update to new buffer ownership rules.
930 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
932 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
934 * final.c (compute_alignments): New function.
935 (init_insn_lengths): Do not care label_align.
936 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
937 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
938 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
939 (shorted_branches): Realloc label_align array; do
940 not call init_insn_lengths; Do not care about loop alignments.
941 * output.h (compute_alignments): Declare.
942 * toplev.c (rest_of_compilation): Call compute_alignments.
943 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
945 * predict.c (block_info_def): Add npredecesors, remove nvisited;
946 change visited to tovisit.
947 (propagate_freq): Use faster traversing algorithm.
948 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
949 to tovisit; reverse meaning.
951 * predict.c (struct block_info_def): Remove nvisited.
952 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
953 (estimate_bb_frequencies): Call mark_dfs_back_edges.
955 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
957 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
958 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
959 (TARGET_FUSED_MADD): New.
960 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
961 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
962 the multiply-add instructions.
964 2001-08-19 Richard Henderson <rth@redhat.com>
966 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
967 is aligned to pointer size.
969 2001-08-19 Richard Henderson <rth@redhat.com>
971 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
972 display markers during final schedule.
974 2001-08-19 Richard Henderson <rth@redhat.com>
976 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
978 2001-08-19 Richard Henderson <rth@redhat.com>
980 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
982 (ASM_NAME_TO_STRING): Remove.
983 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
984 in the same string. Remove support for expressions.
986 2001-08-19 Richard Henderson <rth@redhat.com>
988 * config/i386/i386.md (tablejump): Make an expander; handle
989 pic relative addressing here.
990 (tablejump_1): Rename from tablejump_pic.
993 2001-08-19 Richard Henderson <rth@redhat.com>
995 * regclass.c (fix_register): Fix typo.
997 2001-08-18 Richard Henderson <rth@redhat.com>
999 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
1000 (struct _Unwind_Context): Expand br_loc to hold it.
1001 (uw_frame_state_for): Handle leaf functions better.
1002 (uw_update_reg_address): Update for br_loc change.
1004 2001-08-18 Richard Henderson <rth@redhat.com>
1006 * crtstuff.c: Move list heads before code that uses them.
1007 (__JCR_LIST__): Remove initial null.
1008 (frame_dummy, __frame_dummy): Do java registration here ...
1009 (__do_global_ctors_aux): ... not here.
1011 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
1012 (__do_global_dtors_aux): Update to match.
1013 (__JCR_LIST__, __do_jv_register_classes): New.
1015 * config/ia64/crtend.asm (__JCR_END__): New.
1016 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
1017 instead of an indirect LTOFF22 reloc.
1019 2001-08-18 Richard Henderson <rth@redhat.com>
1021 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
1022 * regclass.c (init_reg_sets_1): Fix typo.
1023 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
1024 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
1025 (ia64_compute_frame_size): Make ar.unat live when in use.
1026 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
1027 for ar.pfs; remove ar.unat handling.
1028 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
1030 (PREDICATE_CODES): Add ar_pfs_reg_operand.
1031 * config/ia64/ia64-protos.h: Update decls.
1032 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
1033 (sibcall_pic): Likewise.
1035 2001-08-18 Richard Henderson <rth@redhat.com>
1037 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
1038 pred_rel_mutex when searching for insn_group_barrier.
1039 * config/ia64/ia64.md (cycle_display): Combine the expander
1042 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
1043 bit before asm as needed.
1045 2001-08-18 Richard Henderson <rth@redhat.com>
1047 * timevar.def (TV_MACH_DEP): New.
1048 * toplev.c (rest_of_compilation): Use it.
1049 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
1051 2001-08-18 Zack Weinberg <zackw@panix.com>
1053 * unwind-dw2.c (execute_stack_op): Add default aborts to
1054 the inner switches to prevent warnings.
1056 2001-08-18 Richard Henderson <rth@redhat.com>
1058 * timevar.h (struct timevar_time_def): Change element type to float.
1059 (ticks_to_msec, clocks_to_msec): Likewise.
1060 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
1061 (get_time): Likewise.
1062 (timevar_print): Adjust zero check and printing to match.
1064 2001-08-18 Zack Weinberg <zackw@panix.com>
1066 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
1067 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
1068 Eliminate overfull or underfull hboxes.
1070 2001-08-18 Zack Weinberg <zackw@panix.com>
1072 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1074 2001-08-18 Zack Weinberg <zackw@panix.com>
1076 * haifa-sched.c: Convert to target hooks. Macros replaced
1077 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
1078 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
1079 MD_SCHED_FINISH, and HAVE_cycle_display.
1080 * target-def.h (TARGET_SCHED_ADJUST_COST,
1081 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
1082 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
1083 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
1084 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
1085 New hook #defines to be overridden.
1086 (TARGET_SCHED): Bring them all together.
1087 (TARGET_INITIALIZER): Update.
1088 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
1089 instead of 'struct rtx_def *' throughout.
1090 (struct sched): New set of hooks for the scheduler.
1091 * Makefile.in (haifa-sched.o): Depend on target.h.
1092 * doc/tm.texi: Document the new scheduler hooks, together in
1093 their own section, instead of scattered around.
1094 Fix a bunch of underfull/overfull hboxes.
1096 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
1097 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
1098 sparc.h: Don't define any of the old scheduler macros.
1100 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
1101 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
1102 sparc.c: Create hook functions from code extracted from
1103 corresponding target header, or make existing hooks static, as
1104 appropriate. Set the appropriate entries in targetm.
1106 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
1107 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
1108 rs6000-protos.h, s390-protos.h, sparc-protos.h:
1109 Remove prototypes for functions which are now static.
1111 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
1112 related gunk; the Haifa scheduler is now the only choice.
1114 2001-08-18 Zack Weinberg <zackw@panix.com>
1116 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
1117 * genopinit.c: Put floating point divide insns in sdiv_optab.
1118 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
1119 * config/gofast.h, config/c4x/c4x.h,
1120 config/ia64/hpux_longdouble.h, config/mips/mips.h,
1121 config/pa/long_double.h, config/rs6000/sysv4.h,
1122 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
1123 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
1124 (init_optabs): Use init_optabv for overflow-trapping optabs.
1125 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
1126 cmp_optab RTX codes so have_insn_for can find them.
1128 * optabs.c (expand_simple_binop, expand_simple_unop,
1129 have_insn_for, gen_sub3_insn): New interfaces.
1130 * expr.h: Prototype new functions.
1131 (enum optab_methods): Move here from optabs.h.
1133 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
1134 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
1135 Use new functions instead of working directly with optabs.
1136 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
1137 unroll.c: Don't include optabs.h.
1138 * caller-save.c, combine.c, function.c, stmt.c: Just include
1139 insn-codes.h, not optabs.h.
1140 * Makefile.in: Update dependencies.
1142 * combine.c (make_compound_operation, simplify_comparison):
1143 Fix typos testing for this or that instruction.
1145 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1147 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
1148 generating libgcc.a.
1150 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1152 * except.c (TYPE_HASH): Delete.
1154 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
1157 * tree.c (TYPE_HASH): Delete.
1159 * tree.h (TYPE_HASH): Define.
1161 2001-08-18 Graham Stott <grahams@redhat.com>
1163 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
1165 (adddi3_internal_2+2): Likewise.
1166 (eh_set_lr_di+1): Likewise.
1168 2001-08-17 Richard Henderson <rth@redhat.com>
1170 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1171 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
1172 * dwarf2asm.c: ... here.
1173 * dwarfout.c: Remove them.
1175 * varasm.c (assemble_integer): Add align parameter.
1176 (assemble_real, output_constant, output_constructor): Likewise.
1177 * output.h: Update decls.
1178 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
1179 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
1180 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
1181 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
1182 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
1185 * final.c (end_final): Abort profile block generation if we
1186 havn't layed it out properly.
1187 * output.h (assemble_eh_integer): Remove stale decl.
1188 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
1190 (assemble_integer): Handle unaligned data.
1191 (assemble_real): Abort on unaligned data.
1192 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
1194 (default_dtor_section_asm_out_destructor): Use assemble_align.
1195 (default_named_section_asm_out_constructor): Likewise.
1196 (default_ctor_section_asm_out_constructor): Likewise.
1197 * config/darwin.c (machopic_asm_out_constructor): Likewise.
1198 (machopic_asm_out_destructor): Likewise.
1199 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
1200 (nextstep_asm_out_destructor): Likewise.
1201 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
1202 (vms_asm_out_destructor): Likewise.
1204 2001-08-17 Richard Henderson <rth@redhat.com>
1206 * config/mips/iris6.h (TARGET_IRIX6): New.
1207 (current_section_name, current_section_flags): New.
1208 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
1209 (MAX_OFILE_ALIGNMENT): New.
1210 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
1211 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
1212 (copy_file_data): Split out from
1213 (mips_asm_file_end): ... here.
1214 (mips_asm_file_start): Remove extra .section directive. Use
1215 tmpfile instead of mips_make_temp_file.
1216 (mips_unique_section): Use const char * as needed for warnings.
1217 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
1218 re-add align parameter.
1219 (iris6_asm_named_section): New.
1220 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
1221 (iris6_asm_output_align, iris6_section_align_1): New.
1222 (iris6_asm_file_start, iris6_asm_file_end): New.
1223 * config/mips/mips-protos.h: Update decls.
1225 2001-08-17 Janis Johnson <janis187@us.ibm.com>
1227 * doc/install.texi (Install GCC): Add links to build status pages.
1229 (Final install): Ditto; request updates for specific info
1231 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
1233 * cpperror.c (print_location): Don't take a file name; use the
1235 (_cpp_begin_message): Similarly.
1236 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1237 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1238 (cpp_pedwarn_with_file_and_line): Remove.
1239 * cppfiles.c (stack_include_file): Update; set filename to stdin
1240 here when appropriate.
1241 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
1242 (_cpp_begin_message): Don't take a file name.
1243 * cppinit.c: Add comment.
1244 * cpplex.c: Fix end-of-directive indicator.
1245 * cpplib.c: Don't include intl.h.
1246 (run_directive, do_diagnostic): Update.
1247 (do_line): Update to not use nominal_fname.
1248 (cpp_push_buffer): Don't take a filename.
1249 * cpplib.h (struct ht): Remove.
1250 (cpp_push_buffer): Don't take a filename.
1251 (cpp_pedwarn_with_file_and_line): Remove.
1252 * cppmacro.c (struct cpp_macro): Remove file.
1253 (builtin_macro): Update.
1254 (_cpp_create_definition): Update.
1255 * cppmain.c: Correct comment.
1256 * fix-header.c (read_scan_file): Update.
1258 2001-08-17 Kazu Hirata <kazu@hxi.com>
1260 * sbitmap.c: Fix comment formatting.
1261 * sched-deps.c: Likewise.
1262 * sibcall.c: Likewise.
1263 * simplify-rtx.c: Likewise.
1265 * ssa-ccp.c: Likewise.
1266 * stor-layout.c: Likewise.
1267 * timevar.c: Likewise.
1268 * toplev.c: Likewise.
1269 * unwind-dw2.c: Likewise.
1270 * unwind-dw2-fde.c: Likewise.
1271 * varasm.c: Likewise.
1273 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
1275 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
1276 or larger than an integer in memory.
1278 2001-08-17 Zack Weinberg <zackw@panix.com>
1280 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
1281 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
1282 * rtl.h: Don't forward-declare union tree_node here. Don't
1283 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
1284 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1285 and tree respectively.
1286 * tree.h: Don't forward-declare struct rtx_def here. Don't
1287 typedef tree here. Change all uses of struct rtx_def *,
1288 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1289 and tree respectively.
1291 2001-08-17 Richard Henderson <rth@redhat.com>
1293 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
1294 config/mips/openbsd.h: Fix typos last change.
1296 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1298 * doc/invoke.texi (Optimize Options): The default for
1299 -finline-limit is 600.
1301 2001-08-17 Richard Henderson <rth@redhat.com>
1303 * varasm.c (text_section): Allow TEXT_SECTION to override the
1304 printing of TEXT_SECTION_ASM_OP.
1305 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
1306 (DATA_SECTION, BSS_SECTION): Remove.
1307 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
1308 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
1309 Rename from s/_NAME//.
1310 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
1311 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
1312 (TEXT_SECTION): ... here. New.
1313 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
1314 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
1315 * config/mips/openbsd.h: Likewise.
1316 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
1317 (mips_asm_file_end): Likewise test.
1318 (mips_output_function_epilogue): Likewise. Switch back to data
1319 section after emitting the function.
1321 * doc/tm.texi (Sections): Document TEXT_SECTION.
1323 2001-08-17 Richard Henderson <rth@redhat.com>
1325 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
1326 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
1328 2001-08-17 Richard Henderson <rth@redhat.com>
1330 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
1331 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
1332 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
1333 Add aligned attribute.
1335 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
1337 * config/sh/sh.md: Add modes to unspecs in first insn to match
1338 those in the second.
1340 * Makefile.in: Fix collect2 copy for Cygwin.
1342 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1344 Install the proper patch.
1345 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1346 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1347 (expand_function_start): Likewise.
1348 * stmt.c (expand_decl): Likewise.
1349 * varasm.c (make_decl_rtx): Likewise.
1351 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1353 * final.c: Undo my previous accidental checkin.
1354 * output.h: Likewise.
1355 * tm.texi: Likewise.
1357 2001-08-16 Richard Henderson <rth@redhat.com>
1359 * varasm.c (named_section_flags): Remove align parameter.
1360 * varasm.c, dwarf2out.c: Update all callers.
1361 * output.h: Update prototypes.
1363 * target.h (target.asm_out.named_section): Remove align parameter.
1364 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
1365 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
1366 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
1367 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
1368 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
1370 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
1371 (get_named_section_flags, set_named_section_flags): New.
1372 (named_section_flags): Use them.
1373 (named_section): Do decl vs section flags check here...
1374 (default_section_type_flags): ... not here.
1375 (init_varasm_once): Create in_named_htab.
1376 (resolve_unique_section): Mark reloc unused.
1378 2001-08-16 Richard Henderson <rth@redhat.com>
1380 * varasm.c (force_const_mem): Keep pool alignment in bits.
1381 (output_constant_pool): Use assemble_align.
1383 2001-08-16 Zack Weinberg <zackw@panix.com>
1385 * doc/tm.texi: Remove extra @table command.
1387 2001-08-16 Zack Weinberg <zackw@panix.com>
1389 * final.c (shorten_branches): Clear the end of the label_align
1390 array only if we made it larger. Break up messy expressions
1393 * diagnostic.c (internal_error): Check for error recursion
1394 before doing ICE suppression.
1396 * timevar.c: Timing variables now count in milliseconds.
1397 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
1398 (get_time): Not here.
1399 (timevar_print): Don't print any timer whose user, cpu, and
1400 wall times are all zero as displayed.
1401 * timevar.h: Update comment aboout units. Make timevar
1404 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1406 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1407 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1408 (expand_function_start): Likewise.
1409 * stmt.c (expand_decl): Likewise.
1410 * varasm.c (make_decl_rtx): Likewise.
1412 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
1414 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
1415 (finalize_record_size): Don't set TYPE_USER_ALIGN.
1417 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1419 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
1422 2001-08-16 Andreas Jaeger <aj@suse.de>
1424 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
1427 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
1429 * rtl.h (only_sets_cc0_p): New prototype.
1430 * jump.c (sets_cc0_p): Handle INSN.
1431 (only_sets_cc0_p): New function.
1432 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
1433 (tidy_fallthru_edge): Likewise.
1434 * integrate.c (copy_insn_list): Likewise.
1435 * unroll.c (unroll_loop): Likewise.
1436 (copy_loop_body): Likewise.
1438 2001-08-15 Jason Eckhardt <jle@redhat.com>
1440 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
1442 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1444 * predict.c (struct block_info_def): Remove nvisited.
1445 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1446 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1448 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
1449 (ix86_adjust_cost): Teach scheduler that latency to load operand can
1452 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1454 * predict.def: Update hitrates.
1456 2001-08-15 Richard Henderson <rth@redhat.com>
1458 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
1460 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
1462 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
1463 note from its associated jump.
1465 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1467 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
1468 also on 64-bit s390x targets.
1470 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
1472 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
1474 (arm_expand_prologue): Handled nested functions which take a
1475 variable argument list.
1476 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
1477 macro with an invocation of
1478 arm_compute_initial_elimination_offset.
1479 * config/arm/arm-protos.h: Prototype
1480 arm_compute_initial_elimination_offset.
1482 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1484 * doc/install.texi (Specific, avr): Fix markup.
1485 (Specific, c4x): Ditto.
1487 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1489 * predict.c (dump_prediction): Change `bool' parameter to `int'.
1491 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
1493 * Makefile.in (OBJS): Add rtl-error.o
1494 (rtl-error.o): New rule.
1495 (diagnostic.o): Adjust dependency.
1496 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
1497 error_for_asm, _fatal_insn, _fatal_insn_not_found,
1498 warning_for_asm): Move to...
1499 rtl-error.c: ...here. New file.
1501 2001-08-14 Richard Henderson <rth@redhat.com>
1503 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
1504 if USING_SJLJ_EXCEPTIONS.
1506 2001-08-14 Steve Ellcey <sje@cup.hp.com>
1508 * tlink.c (scan_linker_output): Check string for unsatisfied in
1509 addition to undefined and unresolved.
1511 2001-08-14 Graham Stott <grahams@redhat.com>
1513 * libgcc2.c (*): Replace EH_FRAME_SECTION with
1514 EH_FRAME_SECTION_NAME.
1516 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1518 * genattrtab.c (simplify_test_exp_in_temp): New function.
1519 (simplify_test_exp): Avoid explicit use of temporary obstack.
1520 (simplify_cond, insert_right_side, evaluate_eq_attr,
1521 simplify_and_tree, simplify_or_tree, eliminate_known_true):
1522 Use simplify_test_exp_in_temp.
1523 (optimize_attrs): Iterate until expression stabilizes.
1525 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
1527 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
1528 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
1530 2001-08-13 Richard Henderson <rth@redhat.com>
1532 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
1533 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
1534 * config/arm/conix-elf.h: Likewise.
1536 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1538 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
1540 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1542 * gcse.c (hash_scan_set): Expressions that are set as part of
1543 jump instructions are not available.
1545 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1547 * config/s390/s390.c (print_operand, s390_function_prologue,
1548 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
1550 2001-08-13 Richard Henderson <rth@redhat.com>
1552 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
1553 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
1554 * doc/tm.texi (Exception Region Output): Document it.
1556 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1558 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
1559 DWARF2 instead of stabs by default.
1561 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1563 * config/rs6000/rs6000.c: Include optabs.h.
1565 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1567 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
1568 save/restore routines.
1569 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
1571 2001-08-13 Andreas Jaeger <aj@suse.de>
1573 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
1574 the english is correct.
1576 2001-08-13 Zack Weinberg <zackw@panix.com>
1578 * expr.h: Split out optab- and libfunc-related code to...
1579 * optabs.h, libfuncs.h: ... these new headers.
1581 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
1583 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
1585 * mkconfig.sh: Don't include insn-codes.h from config.h.
1587 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
1588 enum insn_code is available. Move reload_in_optab and
1589 reload_out_optab array declarations to optabs.h.
1590 * regmove.c (gen_add3_insn): Move to optabs.c, export from
1591 there, prototype in expr.h.
1592 * gencodes.c: Cleanup: zap global variables, don't use
1593 printf where puts will do, don't bother defining MAX_INSN_CODE
1594 which nothing uses, let CODE_FOR_nothing get its value implicitly.
1596 * genemit.c, genopinit.c: Include optabs.h in generated file.
1597 * genoutput.c: Include insn-codes.h in generated file.
1598 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
1599 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
1600 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
1601 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
1602 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
1603 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
1605 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
1606 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
1607 config/m88k/m88k.c, config/sparc/sparc.c:
1609 * reload.c: Include expr.h and optabs.h before reload.h.
1610 * config/alpha/alpha.c: Include tree.h before reload.h.
1611 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
1612 and reload.h in that order.
1613 * config/sparc/sparc.c: Include debug.h.
1614 * recog.c: Include insn-codes.h.
1616 2001-08-13 Andreas Jaeger <aj@suse.de>
1618 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
1621 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1623 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
1624 * gcc.c (init_spec): Fix typo in comment.
1625 * varasm.c (data_section): Fix typo in comment.
1627 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1629 * predict.c (dump_prediction): New argument "USED".
1630 (combine_predictions_for_insn): Determine the used heuristics,
1631 output the case no heuristic applied.
1632 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
1634 2001-08-13 Andreas Jaeger <aj@suse.de>
1636 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
1639 2001-08-13 Kazu Hirata <kazu@hxi.com>
1641 * jump.c: Fix formatting.
1643 2001-08-13 Kazu Hirata <kazu@hxi.com>
1645 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
1648 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
1650 * loop.c (check_dbra_loop): Use condjump_label to compute
1653 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
1654 to better document the files they're in.
1656 2001-08-12 Zack Weinberg <zackw@panix.com>
1658 * recog.h (struct insn_operand_data): Shrink 'mode' field
1661 2001-08-12 Kazu Hirata <kazu@hxi.com>
1663 * gcc.c: Fix comment formatting.
1664 * gccspec.c: Likewise.
1667 * genemit.c: Likewise.
1668 * gengenrtl.c: Likewise.
1669 * genrecog.c: Likewise.
1670 * gensupport.c: Likewise.
1671 * ggc-page.c: Likewise.
1672 * global.c: Likewise.
1673 * graph.c: Likewise.
1674 * ifcvt.c: Likewise.
1675 * integrate.c: Likewise.
1677 * libgcc2.c: Likewise.
1679 * mbchar.c: Likewise.
1680 * optabs.c: Likewise.
1681 * predict.c: Likewise.
1682 * prefix.c: Likewise.
1683 * profile.c: Likewise.
1684 * protoize.c: Likewise.
1686 * recog.c: Likewise.
1687 * regclass.c: Likewise.
1688 * regmove.c: Likewise.
1689 * reg-stack.c: Likewise.
1690 * reload1.c: Likewise.
1691 * resource.c: Likewise.
1692 * rtlanal.c: Likewise.
1695 2001-08-12 Kazu Hirata <kazu@hxi.com>
1697 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
1698 a tree representing a constant is passed to the macro.
1700 2001-08-12 Richard Henderson <rth@redhat.com>
1702 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
1703 (rs6000_elf_asm_out_destructor): New.
1704 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
1705 (DTORS_SECTION_ASM_OP): Remove.
1706 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1707 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
1709 2001-08-12 David Edelsohn <edelsohn@gnu.org>
1712 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1713 * gcc.c (set_collect_gcc_options): New function, split out from
1715 Ignore elided switches.
1716 (do_spec_1): Invoke before executing command.
1717 (set_input): Export.
1718 Move declaration ...
1719 * gcc.h (set_input): ... here.
1720 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1723 2001-08-12 Richard Henderson <rth@redhat.com>
1725 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
1726 thinko wrt TARGET_RELOCATABLE.
1728 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
1730 * fix-header.c (cb_file_change): Update prototype.
1732 2001-08-11 Zack Weinberg <zackw@panix.com>
1734 * toplev.c (set_float_handler): Make static.
1735 * toplev.h: Don't prototype set_float_handler.
1737 * simplify-rtx.c: Don't include setjmp.h.
1738 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
1740 (simplify_unary_operation, simplify_binary_operation): Use them,
1741 via do_float_handler.
1743 * fold-const.c: Don't include setjmp.h.
1744 (exact_real_inverse_1): New function.
1745 (exact_real_inverse): Use it, via do_float_handler.
1747 * varasm.c: Don't include setjmp.h.
1748 (assemble_real_1): New function.
1749 (assemble_real): Use it, via do_float_handler.
1750 Call internal_error if we get a trap here.
1752 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
1753 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
1755 2001-08-11 Zack Weinberg <zackw@panix.com>
1757 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
1758 STACK_BOUNDARY if not already defined.
1760 * calls.c, function.c, reload1.c, explow.c: Don't default
1761 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
1762 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
1764 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
1767 * doc/tm.texi: Document that STACK_BOUNDARY is required;
1768 clarify difference between it and PREFERRED_STACK_BOUNDARY.
1770 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1772 * cppmacro.c (enter_macro_context): Push macro expansions even
1775 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1777 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
1778 (rs6000_elf_section_type_flags): Actually return a value.
1780 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1782 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
1783 Clean up code: add missing comments and prototypes, fix warnings,
1784 remove obsolete code, fix spacing to conform to coding style.
1786 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1788 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
1789 and TARGET_ASM_CLOSE_PAREN.
1790 (regclass_map): CC register belongs to class NO_REGS.
1791 (legitimize_pic_address): Don't generate unnecessary moves
1792 (to avoid confusing loop optimization).
1793 (check_and_change_labels): Replace jump_long by indirect_jump.
1794 (s390_final_chunkify): Don't start a new literal pool on section
1795 switch in 64-bit code.
1796 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
1798 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
1799 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
1800 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
1802 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
1803 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
1804 (CONST_COSTS): Fixed incorrect costs.
1806 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
1807 Use emit_jump instead of emit_jump_insn (gen_jump).
1808 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
1809 (to avoid confusing flow analysis).
1810 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
1811 (casesi, casesi_jump): New.
1812 (jump_long): Removed. Functionality merged into indirect_jump.
1813 (indirect_jump): Accept address_operand, not just register_operand.
1814 (cjump_long, icjump_long): Use same logic as indirect_jump.
1815 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
1816 Fixed broken setjmp/longjmp handling.
1817 (do_builtin_setjmp_setup): Removed.
1819 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
1820 broken GNU as versions that don't accept .quad with large
1821 negative values. Use hexadecimal output instead.
1822 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
1823 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
1824 FUNCTION_EPILOGUE): Removed. Now in targetm.
1826 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
1828 * config/s390/fixdfdi.h: Add missing copyright statement.
1829 Fix type conflicts on 64-bit. Add missing SFmode routines.
1831 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
1834 2001-08-11 Richard Henderson <rth@redhat.com>
1836 * rtl.h (REG_EH_RETHROW): Remove.
1837 * rtl.c (reg_note_name): Update.
1838 * combine.c (distribute_notes): Don't check for it.
1840 2001-08-11 Richard Henderson <rth@redhat.com>
1842 * combine.c (distribute_notes): Place REG_SETJMP.
1844 2001-08-11 Richard Henderson <rth@redhat.com>
1846 * doc/extend.texi (Arrays and pointers implementation): Discourage
1847 relying on sign-extension of pointers.
1849 2001-08-11 H.J. Lu <hjl@gnu.org>
1851 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
1853 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
1854 RDATA_SECTION_ASM_OP.
1856 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1858 * doc/install.texi (Specific, c4x): Fix cross-reference to the
1859 main manual to work both for info and HTML versions.
1861 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1862 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1864 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
1865 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
1866 (struct cpp_pool): New member first.
1867 * cppinit.c (append_include_chain): Plug memory leaks.
1868 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
1869 Allocate pragma structures from the (aligned) macro pool to
1870 avoid leaking memory.
1871 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
1872 so we don't leak memory.
1873 * hashtable.c (ht_destroy): New.
1874 * hashtable.h (ht_destroy): New.
1876 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1877 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1879 * c-lex.c (map): Make const.
1880 (cb_file_change): Update for callback passing a line map.
1881 Don't assume we have a previous map. Remove sanity check
1882 about popping too many files.
1883 * cpperror.c (print_location): Make map const.
1884 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
1885 (cpp_make_system_header): Similarly.
1886 (search_from): Similarly.
1887 (_cpp_execute_include): Don't remember where we came from.
1888 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
1889 (struct cpp_reader): Make map const.
1890 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
1891 * cpplib.c (do_line): Update; line maps now hold sysp.
1892 (cpp_push_buffer): Similarly.
1893 (_cpp_do_file_change): Similarly; callback with map instead.
1894 (cpp_get_line_maps): Constify return value.
1895 (_cpp_pop_buffer): Update.
1896 * cpplib.h (struct cpp_file_change): Remove.
1897 (struct cpp_callbacks): Update.
1898 (cpp_get_line_maps): Constify return value.
1899 * cppmacro.c (_cpp_create_definition): Update.
1900 * cppmain.c (struct printer): Constify map.
1901 (maybe_print_line): Similarly.
1902 (print_line): Similarly. Deduce flags 1 and 2 here.
1903 (cb_file_change): Update.
1904 * line-map.c (free_line_maps): Warn regardless.
1905 (add_line_map): Return pointer to const. When passed NULL to_file
1906 with LC_LEAVE, use the obvious values for the return point so the
1907 caller doesn't have to figure them out.
1908 (lookup_line): Return pointer to const.
1909 (print_containing_files): Take pointer to const.
1910 * line-map.h (struct line_map): New members reason, sysp.
1911 (add_line_map): Return pointer to const.
1912 (lookup_line): Similarly.
1913 (print_containing_files): Take pointer to const.
1915 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
1916 Richard Henderson <rth@redhat.com>
1918 * regmove.c (regmove_optimize): Avoid setting a register twice in
1921 2001-08-10 Richard Henderson <rth@redhat.com>
1923 * doc/extend.texi (Arrays and pointers implementation): Document
1924 behavior of pointer/integer conversion.
1926 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
1928 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
1930 2001-08-10 Richard Henderson <rth@redhat.com>
1932 * doc/extend.texi (C Implementation): New chapter.
1933 * doc/gcc.texi (Top): Link it in.
1935 2001-08-10 Andrew Cagney <ac131313@redhat.com>
1937 * doc/install.texi (Specific): Fix CVS merge botch.
1939 2001-08-10 Richard Henderson <rth@redhat.com>
1941 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
1942 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
1944 2001-08-10 Zack Weinberg <zackw@stanford.edu>
1946 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
1947 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
1948 this macro is now required.
1950 * cselib.c (cselib_process_insn), flow.c (propagate_block),
1951 loop.c (find_and_verify_loops), reload.c (reload): Check
1952 for rtx code of CALL_INSN, not CALL, when deciding if we
1953 need to check for REG_SETJMP note.
1955 * gcse.c (compute_hash_table, compute_store_table): Update
1956 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
1959 * config/avr/avr.c: Fix typo.
1960 * config/convex/convex.c (expand_movstr): Use adjust_address.
1961 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
1963 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
1964 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
1966 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
1967 Do define STACK_BOUNDARY.
1968 * config/i370/i370.c: Include expr.h.
1969 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
1970 config/pa/som.h, config/v850/v850.h: Take in_ctors and
1971 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
1972 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
1973 * config/m88k/m88k.c: Include c-tree.h after expr.h.
1974 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
1975 * config/romp/romp.c: Include expr.h after tree.h.
1977 (output_fpop): Use xmalloc, not oballoc.
1978 * config/we32k/we32k.c: Include expr.h.
1980 2001-08-10 Kazu Hirata <kazu@hxi.com>
1982 * config/h8300/h8300.h: Fix formatting.
1984 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
1986 * c-common.h (RETURN_NULLIFIED_P): Lose.
1987 * c-semantics.c (genrtl_return_stmt): Don't check it.
1989 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1991 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
1992 (mips_annotate_frame_insn): New function.
1993 (mips_emit_frame_related_store): New function.
1994 (save_restore_insns): Don't mark instructions that set up the base
1995 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
1996 the store instructions instead.
1997 (mips_expand_prologue): If the stack size is moved into a temporary
1998 register, do not mark that move as frame-related. Add a
1999 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
2001 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2003 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
2004 stack slot as unchanging if current_function_calls_eh_return.
2006 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2008 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
2009 access the second half of the TFmode scratch operand.
2011 2001-08-10 Anthony Green <green@redhat.com>
2013 * java/class.c (emit_register_classes): Conditionalize code on
2016 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2018 * doc/install.texi (Specific, avr): Fix cross-reference to the
2019 main manual to work both for info and HTML versions.
2021 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
2023 * stmt.c (expand_null_return_1): Remove code to generate simple returns
2024 and "use_goto" argument.
2025 (expand_null_return, expand_value_return): Update all callers.
2026 * function.c (expand_function_end): Remove code to generate simple
2028 * config/vax/vax.md (epilogue): New expander for function return.
2029 * doc/md.texi (epilogue): Remove "if defined".
2031 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2033 * Makefile.in: Partially revert my previous change:
2034 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
2035 of the hashtab.o and safe-ctype.o rules.
2037 2001-08-09 Richard Henderson <rth@redhat.com>
2039 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
2040 (USE_COLLECT2): Remove duplicate definition.
2041 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
2042 (use_collect2): Remove dead code.
2043 * configure.in (use_collect2): Remove will_use_collect2 and
2044 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
2045 * configure: Rebuild.
2047 * target.h (targetm.asm_out.constructor): New.
2048 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
2049 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
2050 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
2051 * varasm.c (in_ctors, in_dtors): New.
2052 (assemble_constructor, assemble_destructor): Remove.
2053 (default_stabs_asm_out_destructor): New.
2054 (default_named_section_asm_out_destructor): New.
2055 (dtors_section, default_dtor_section_asm_out_destructor): New.
2056 (default_stabs_asm_out_constructor): New.
2057 (default_named_section_asm_out_constructor): New.
2058 (ctors_section, default_ctor_section_asm_out_constructor): New.
2059 * output.h: Update declarations.
2060 * c-decl.c (c_expand_body): Use target hooks instead of
2061 assemble_constructor and assemble_destructor.
2062 * profile.c (output_func_start_profiler): Likewise.
2063 * objc/objc-act.c (finish_objc): Likewise.
2064 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
2065 for the constructor.
2066 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
2068 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
2069 (DTORS_SECTION_ASM_OP): Likewise.
2070 (__CTOR_LIST__): Use attribute section when possible.
2071 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
2073 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
2074 ASM_OUTPUT_CONSTRUCTOR.
2076 * config/darwin.c (machopic_asm_out_constructor): New.
2077 (machopic_asm_out_destructor): New.
2078 * config/darwin-protos.h: Update declarations.
2079 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2080 (ASM_OUTPUT_DESTRUCTOR): Remove.
2081 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2082 * config/nextstep.c (nextstep_asm_out_constructor): New.
2083 (nextstep_asm_out_destructor): New.
2084 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2085 (ASM_OUTPUT_DESTRUCTOR): Remove.
2086 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2087 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
2088 ASM_OUTPUT_*STRUCTOR.
2089 * config/i386/aix386ng.h: Likewise.
2091 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
2092 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
2093 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2094 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2095 * config/lynx.h: Likewise.
2096 * config/netware.h: Likewise.
2097 * config/psos.h: Likewise.
2098 * config/alpha/alpha-interix.h: Likewise.
2099 * config/alpha/elf.h: Likewise.
2100 * config/arc/arc.h: Likewise.
2101 * config/arm/aof.h: Likewise.
2102 * config/arm/coff.h: Likewise.
2103 * config/arm/elf.h: Likewise.
2104 * config/c4x/c4x.h: Likewise.
2105 * config/h8300/h8300.h: Likewise.
2106 * config/i386/cygwin.h: Likewise.
2107 * config/i386/djgpp.h: Likewise.
2108 * config/i386/i386-coff.h: Likewise.
2109 * config/i386/i386-interix.h: Likewise.
2110 * config/i386/sco5.h: Likewise.
2111 * config/i386/vsta.h: Likewise.
2112 * config/i386/win32.h: Likewise.
2113 * config/i960/i960-coff.h: Likewise.
2114 * config/ia64/sysv4.h: Likewise.
2115 * config/m68hc11/m68hc11.h: Likewise.
2116 * config/m68k/coff.h: Likewise.
2117 * config/m68k/mot3300.h: Likewise.
2118 * config/m88k/m88k.h: Likewise.
2119 * config/mcore/mcore-pe.h: Likewise.
2120 * config/mcore/mcore.h: Likewise.
2121 * config/mips/elf.h: Likewise.
2122 * config/mips/elf64.h: Likewise.
2123 * config/mips/iris6.h: Likewise.
2124 * config/pa/pa64-hpux.h: Likewise.
2125 * config/rs6000/sysv4.h: Likewise.
2126 * config/sh/sh.h: Likewise.
2127 * config/sparc/litecoff.h: Likewise.
2129 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
2130 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2131 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2132 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2133 (ASM_OUTPUT_DESTRUCTOR): Remove.
2134 * config/a29k/a29k.c: Move include of tree.h.
2135 * config/a29k/udi.h: Delete file.
2136 * config/alpha/alpha.c (vms_asm_out_constructor): New.
2137 (vms_asm_out_destructor): New.
2138 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
2139 (EXTRA_SECTION_FUNCTIONS): Likewise.
2140 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2141 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2142 * config/c4x/c4x.c: Move include of tree.h.
2143 * config/clipper/clipper.c (clix_asm_out_constructor): New.
2144 (clix_asm_out_destructor): New.
2145 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2146 (ASM_OUTPUT_DESTRUCTOR): Remove.
2147 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2148 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2149 (TARGET_ASM_CONSTRUCTOR): New.
2150 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
2151 (sco_asm_out_constructor): New.
2152 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
2153 * config/i386/svr3gas.h: Remove stack grows up code.
2154 Remove code duplicated from i386/sysv3.h.
2155 (TARGET_ASM_CONSTRUCTOR): New.
2156 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2157 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
2158 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2159 (TARGET_ASM_CONSTRUCTOR): New.
2160 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
2161 (m68hc11_asm_out_destructor): New.
2162 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
2163 (TARGET_ASM_DESTRUCTOR): New.
2164 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
2165 * config/m68k/dpx2.h: Properly undef all the bits inherited from
2166 config/svr3.h pertaining to section manipulation.
2167 * config/m68k/dpx2g.h: Remove #if 0 code.
2168 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
2169 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
2170 (ASM_OUTPUT_CONSTRUCTOR): Remove.
2171 (TARGET_ASM_CONSTRUCTOR): New.
2172 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
2173 (m88k_svr3_asm_out_constructor): New.
2174 (m88k_svr3_asm_out_destructor): New.
2175 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2176 (ASM_OUTPUT_DESTRUCTOR): Remove.
2177 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2178 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
2179 * config/rs6000/aix.h: Likewise.
2180 * config/mips/rtems64.h: Don't undef removed constructor related bits.
2181 * config/mips/vxworks.h: Likewise.
2182 * config/rs6000/lynx.h: Likewise.
2183 * config/sh/elf.h: Likewise.
2184 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
2185 (DTORS_SECTION_ASM_OP): New.
2186 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2187 (ASM_OUTPUT_DESTRUCTOR): Remove.
2188 * config/sparc/sol2-sld-64.h: Likewise.
2189 * config/vax/vax.c (vms_asm_out_constructor): New.
2190 (vms_asm_out_destructor): New.
2191 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2192 (ASM_OUTPUT_DESTRUCTOR): Remove.
2193 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2195 * doc/tm.texi (@node Initialization): Update.
2197 2001-08-09 Richard Henderson <rth@redhat.com>
2199 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
2200 (__do_global_dtors_aux): Use gp-relative static data to avoid
2201 one dynamic relocation.
2202 (__do_frame_setup): Register Java classes.
2203 * config/alpha/crtend.asm (__JCR_END__): New.
2205 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2207 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
2208 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
2209 (GEN, STAGESTUFF): Add new files.
2210 (insn-constants.h, s-constants, tm-preds.h, s-preds,
2211 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
2212 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
2213 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
2214 as well as insn-codes.h and insn-flags.h in config.h; and no
2215 extra headers in tconfig.h and hconfig.h.
2217 * gencodes.c: Eliminate code to generate predicate declarations
2218 or #defines for md-file constants.
2219 * genconstants.c, genpreds.c: New files.
2221 * i386.md: Re-order guard expressions such that TARGET_64BIT
2222 comes first, when this permits better optimization. Add
2223 TARGET_64BIT to more x86-64 patterns. Add comment explaining
2224 why this is desirable.
2226 2001-08-09 Jakub Jelinek <jakub@redhat.com>
2228 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
2229 (find_fde_for_dso): Remove.
2230 (_Unwind_IteratePhdrCallback): New.
2231 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
2232 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
2234 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2236 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
2237 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
2239 2001-08-09 Graham Stott <grahams@redhat.com>
2241 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
2242 (vis_no_unit): Use it.
2243 (visualize_no_unit): Add the insn only if room exists.
2245 2001-08-09 Graham Stott <grahams@redhat.com>
2247 * predict.c (estimate_probability): Replace magic numbers with
2248 appropriate enumeration.
2250 2001-08-09 Graham Stott <grahams@redhat.com>
2252 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
2254 (EXTRACT_FLAGS): Likewise.
2256 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
2258 * config/mips/mips.c (mips_legitimate_address_p): Check for
2259 CONST_INT in last patch.
2261 2001-08-08 Anthony Green <green@redhat.com>
2263 * java/class.c (emit_register_classes): Use assemble_jcr if
2264 possible. Keep the original mechanism as a fallback.
2265 * defaults.h (JCR_SECTION_NAME): Define if we have named section
2266 and weak symbol support.
2267 * crtstuff.c (__JCR_LIST__): Define.
2268 (__JCR_END__): Define.
2269 (_Jv_RegiserClasses): Define weak symbol if possible.
2270 (__do_global_ctors_aux): Register classes for ELF targets with
2271 weak symbol support.
2273 2001-08-08 Kazu Hirata <kazu@hxi.com>
2275 * dbxout.c: Fix comment formatting.
2276 * dependence.c: Likewise.
2278 * diagnostic.c: Likewise.
2279 * dominance.c: Likewise.
2280 * doprint.c: Likewise.
2281 * dwarf2out.c: Likewise.
2282 * dwarfout.c: Likewise.
2283 * emit-rtl.c: Likewise.
2284 * except.c: Likewise.
2285 * explow.c: Likewise.
2286 * expmed.c: Likewise.
2289 * fold-const.c: Likewise.
2290 * function.c: Likewise.
2292 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2294 * global.c (retry_global_alloc): Avoid shadowing allocno.
2296 2001-08-08 Mark Mitchell <mark@codesourcery.com>
2298 * except.c (remove_fixup_regions): Fix typo.
2300 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
2302 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
2303 unsigned HOST_WIDE_INT to avoid warning.
2304 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
2305 * flow.c (set_block_for_new_insns): Likewise.
2307 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
2309 * sibcall.c (return_value_pseudo): New static variable.
2310 (skip_copy_to_return_value): Handle return_value_pseudo.
2311 (call_ends_block_p): Ensure that return_value_pseudo is set.
2312 (optimize_sibling_and_tail_recursive_call): Discover the
2313 load of pseudo return value in alternate exit block.
2315 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2317 * calls.c (ECF_ALWAYS_RETURN): New constant.
2318 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
2319 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
2320 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
2321 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
2322 * rtl.c (reg_note_name): New name.
2323 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
2325 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
2327 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
2329 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2331 * alias.c (get_alias_set): Return a previously calculated
2332 alias set for a VAR_DECL.
2333 * function.c (gen_mem_addressof): Calculate the alias set before
2336 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
2338 * predict.def: Set hitrates according our experimental run.
2340 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2342 * i386.h (HARD_REGNO_RENAME_OK): New macro.
2344 2001-08-08 H.J. Lu <hjl@gnu.org>
2346 * config/mips/mips.c (mips_unique_section): New. Copied from
2349 * config/mips/mips-protos.h (mips_unique_section): New
2352 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
2354 * config/mips/little.h: New. Generic little endian mips
2355 targets. Only mips*-*-linux* is converted to use it so far.
2357 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
2358 (WCHAR_TYPE): Defined
2359 (WCHAR_TYPE_SIZE): Likewise.
2360 (INIT_SUBTARGET_OPTABS): Likewise.
2361 (BSS_SECTION_ASM_OP): Likewise.
2362 (SBSS_SECTION_ASM_OP): Likewise.
2363 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2364 (ASM_DECLARE_OBJECT_NAME): Likewise.
2365 (UNIQUE_SECTION): Likewise.
2366 (EXTRA_SECTIONS): Likewise.
2367 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2368 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2369 (ASM_OUTPUT_DEF): Likewise.
2370 (HANDLE_SYSV_PRAGMA): Removed.
2371 (NO_IMPLICIT_EXTERN_C): Likewise.
2372 (TARGET_MEM_FUNCTIONS): Likewise.
2373 (STARTFILE_SPEC): Likewise.
2374 (ENDFILE_SPEC): Likewise.
2375 (LIB_SPEC): Likewise.
2376 (INVOKE__main): Likewise.
2377 (CTOR_LIST_BEGIN): Likewise.
2378 (CTOR_LIST_END): Likewise.
2379 (DTOR_LIST_BEGIN): Likewise.
2380 (DTOR_LIST_END): Likewise.
2381 (SET_ASM_OP): Likewise.
2382 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2383 (ASM_OUTPUT_DEF): Likewise.
2384 (ASM_OUTPUT_IDENT): Likewise.
2386 * config/mips/mips.h (ASM_SPEC): Undefine before define.
2387 (CPLUSPLUS_CPP_SPEC): Likewise.
2388 (ASM_APP_ON) Redefine only if not defined.
2389 (ASM_APP_OFF): Likewise.
2390 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2391 (ASM_OUTPUT_IDENT): Likewise.
2393 * config.gcc: Update tm_file for Linux/mips.
2395 2001-08-08 Bernd Schmidt <bernds@redhat.com>
2397 * cselib.c (cselib_record_sets): If insn is predicated, turn
2398 sources into IF_THEN_ELSEs.
2400 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
2401 Turn into define_insn_and_split.
2403 * sched-deps.c: Include "cselib.h".
2404 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
2405 Use cselib to turn memory addresses into VALUEs.
2406 (sched_analyze): Call cselib_init/cselib_finish if necessary.
2407 * sched-int.h (struct sched_info): New member USE_CSELIB.
2408 * sched-ebb.c (ebb_sched_info): Initialize it.
2409 * sched-rgn.c (rgn_sched_info): Likewise.
2410 * Makefile.in (sched-deps.o): Update dependencies.
2412 * cselib.h (cselib_subst_to_values): Declare.
2413 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
2414 that have no value and autoincs to be handled by generating a new
2417 2001-08-08 Graham Stott <grahams@redhat.com>
2419 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
2420 within fixed length SEQUENCE.
2422 2001-08-08 Graham Stott <grahams@redhat.com>
2424 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
2425 (diagnostic_prefixing_rule): Likewise.
2426 (diagnostic_line_cutoff): Likewise.
2427 (diagnostic_kind_count): Likewise.
2429 2001-08-08 Graham Stott <grahams@redhat.com>
2431 * alias.c (find_base_decl): Delete redundent assignment.
2433 2001-08-08 Graham Stott <grahams@redhat.com>
2435 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
2436 (abs): Uppercase and paranthesize macro parameter.
2437 (MEM_DEPENDENCY): Add whitespace.
2439 2001-08-08 Graham Stott <grahams@redhat.com>
2441 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
2442 failure check for CONST_INT
2444 2001-08-08 Graham Stott <grahams@redhat.com>
2446 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
2447 (libcall_dead_p): Likewise.
2449 (mark_used_regs): Constify fmt.
2450 (find_use_as_address): Likewise.
2452 2001-08-08 Graham Stott <grahams@redhat.com>
2454 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
2457 2001-08-08 Graham Stott <grahams@redhat.com>
2459 * combine.c (combine_simplify_rtx): Update comment and
2460 remove erroneous test.
2462 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2464 * cppinit.c (cpp_finish): Pop the final buffer without comment.
2465 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
2466 take care to avoid multiple no-newline at EOF warnings in that
2469 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
2471 * calls.c (expand_call): Do not emit INSN_SETJMP note.
2472 (emit_library_call_value_1): Likewise.
2473 (emit_call_1): Emit REG_SETJMP note.
2474 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
2476 * cselib.c (cselib_process_insn): Likewise.
2477 * flow.c (propagate_block): Likewise.
2478 * loop.c (find_and_verify_loops): Likewise.
2479 * reload.c (find_equiv_regs): Likewise.
2480 * reload1.c (reload): Likewise.
2481 * resource.c (mark_referenced_resources,
2482 mark_set_resources): Likewise.
2483 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
2484 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
2485 * haifa-sched.c (unlink_other_notes): Likewise.
2486 (reemit_notes): Likewise.
2487 * sched-ebb.c (sched_ebb): Likewise.
2488 * sched-rgc.c (sched_region): Likewise.
2489 * rtl.c (note_insn_name): Likewise.
2490 (reg_note_name): Add REG_SETJMP
2491 * rtl.h (reg_note): Add REG_SETJMP.
2492 (insn_note): Remove NOTE_INSN_SETJMP.
2494 * profile.c (branch_prob): Add fake edges for setjmp.
2496 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
2498 * config.gcc: Quote target_cpu_default2 correctly for
2499 powerpc*-*-* targets.
2501 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2503 * cpplib.h, line-map.h: Update comments.
2504 * cppmain.c (printer_init): Move inline.
2505 (maybe_print_line, print_line): Take a map pointer.
2506 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
2507 (cb_file_change): Don't use prior value of print.map.
2509 2001-08-07 David Edelsohn <edelsohn@gnu.org>
2511 * doc/install.texi: Document fine-grained multilib configuration.
2513 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2515 * rtlanal.c (find_first_parameter_load): Call note_stores
2516 only on the instructions.
2518 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2520 * alias.c (nonlocal_mentioned_p):
2521 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
2522 * calls.c (emit_call_1): Likewise.
2523 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
2524 * cselib.c (cselib_process_insn): Likewise.
2525 * df.c (df_insns_modify): Likewise.
2526 * flow.c (need_fake_edge_p): Likewise.
2527 (propagate_one_insn): Likewise.
2528 * haifa-sched.c (reemit_notes): Likewise.
2529 * integrate.c (copy_insn_list): Likewise.
2530 * jump.c (delete_prior_computation): Likewise.
2531 * local-alloc.c (validate_equiv_mem): Likewise.
2532 * loop.c (scan_loop): Likewise.
2533 * predict.c (estimate_probability): Likewise.
2534 * reload.c (reload): Likewise.
2535 * sched-deps (sched_analyze): Likewise.
2536 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
2537 * gcse.c (compute_hash_table): Likewise.
2538 (mark_call): Likewise.
2539 (store_killed_in_insn): Likewise.
2541 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
2543 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
2545 2001-08-06 Richard Henderson <rth@redhat.com>
2547 * varasm.c (assemble_gc_entry): Remove.
2548 * output.h: Likewise.
2550 2001-08-06 Richard Henderson <rth@redhat.com>
2552 * varasm.c (assemble_constructor): Take a symbol_ref and a
2553 priority instead of a bare string. Move priority handling
2554 here from cp/decl2.c.
2555 * output.h: Update decls.
2557 * c-decl.c (c_expand_body): Update calls to assemble_constructor
2558 and assemble_destructor.
2559 * profile.c (output_func_start_profiler): Likewise.
2560 * objc/objc-act.c (finish_objc): Likewise.
2561 (build_module_descriptor): Return the symbol not the symbol name.
2563 2001-08-06 David Edelsohn <edelsohn@gnu.org>
2565 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
2566 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
2567 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
2568 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
2569 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
2570 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
2572 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2574 * cpperror.c (print_containing_files): Moved to line-map.c.
2575 (print_location): line-map.c handles re-listing or otherwise.
2576 * cpphash.h (struct lexer_state): Remove next_bol.
2577 (struct cpp_buffer): Remove include_stack_listed.
2578 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
2579 Remove faked buffer handling.
2580 (_cpp_do_file_change): Tweak.
2581 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
2582 * cppmain.c (struct printer): Remove filename.
2583 (print_line, cb_file_change): Update accordingly.
2584 * line-map.c: Include intl.h.
2585 (init_line_maps): Initialize last_listed.
2586 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
2587 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
2588 (print_containing_files): New.
2589 * line-map.h (struct line_maps): New member last_listed.
2590 (print_containing_files, INCLUDED_FROM): New.
2591 * Makefile.in: Update.
2592 * po/POTFILES.in: Add line-map.c.
2594 2001-08-06 Richard Henderson <rth@redhat.com>
2596 * except.c (convert_from_eh_region_ranges_1): Never mark
2597 USE or CLOBBER insns as throwing.
2599 * expr.c (store_constructor): Don't clobber memory targets.
2601 2001-08-06 Andreas Jaeger <aj@suse.de>
2603 * profile.c (branch_prob): Remove unused variable insn.
2605 * Makefile.in (local-alloc.o): Add dependency on except.h.
2607 * local-alloc.c: Include except.h for can_throw_internal prototype.
2609 2001-08-06 Richard Henderson <rth@redhat.com>
2611 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2612 * function.c (expand_main_function): Implement it.
2613 * doc/tm.texi: Document it.
2615 2001-08-06 Stan Shebs <shebs@apple.com>
2617 * doc/install.texi: Document powerpc-*-darwin* details.
2619 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
2621 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
2622 (ASM_CPU_SPEC): Move back to rs6000.h
2623 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
2625 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
2627 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
2630 * config/rs6000/linux64.h: Ditto.
2632 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2633 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
2636 Remove accidently readded definitions of FUNCTION_PROLOGUE,
2637 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
2639 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2642 2001-08-05 Richard Henderson <rth@redhat.com>
2644 * local-alloc.c (update_equiv_regs): Do not move insns that
2647 2001-08-05 Jan Hubicka <jh@suse.cz>
2649 * Makefile.in (reload1.o): Add dedendancy on except.h
2650 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
2652 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
2653 indicating wehther edges has been cleaned up.
2654 * reload1.c: Inlucde except.h
2655 (fixup_abnormal_edges): Accept deleted insns.
2656 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
2659 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2661 * cpplib.c (do_line): Correct line number after pop_buffer.
2663 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2665 PR preprocessor/3824
2666 * line-map.c: Update comments.
2667 * line-map.h: Update comments.
2668 * tradcif.y: Don't consider large numbers unsigned.
2670 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2672 PR preprocessor/3081
2673 * c-lex.c (map): New.
2674 (cb_file_change): Update map and use it.
2675 (cb_def_pragma, cb_define, cb_undef): Use map and line.
2676 (c_lex): Update to use map.
2677 * cpperror.c (print_location): Move to using logical line numbers.
2678 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
2679 (cpp_make_system_header): Similarly.
2680 (_cpp_execute_include): Stop line numbering hacks. Store the
2681 line we will return to.
2682 * cpphash.h (CPP_BUF_LINE): Remove.
2683 (struct cpp_buffer): Remove lineno and pseudo_newlines.
2684 Add map and return_to_line.
2685 (_cpp_do_file_change): Update.
2686 * cppinit.c (cpp_start_read): Update line kludge.
2687 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
2688 (trigraph_ok): Use logical line numbers for diagnostics.
2689 (skip_block_comment): Likewise.
2690 (skip_whitespace): Likewise.
2691 (skip_line_comment): Use pfile->line instead.
2692 (_cpp_lex_token): Update to use logical line numbering exclusively.
2693 Handle BOL locally. Accept new lines in directives, but keep
2694 pfile->line decremented. Diagnostics use logical lines. Update
2696 * cpplib.c (SEEN_EOL): New.
2697 (skip_rest_of_line, check_eol): Use it.
2698 (end_directive): Increase line number when accepting the newline
2699 at the end of a directive.
2700 (run_directive): Simplify.
2701 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
2702 (_cpp_do_file_change): Update to take buffer line number as an
2703 argument, and store the current map in the cpp_reader. Remove
2704 line number kludges.
2705 (_cpp_do__Pragma): Restore output position after a _Pragma.
2706 (cpp_push_buffer): Don't set output line or lineno.
2707 (_cpp_pop_buffer): Transfer more info from a faked buffer.
2708 Remove line kludge. Set output_line.
2709 * cppmacro.c (builtin_macro): Update handling of __LINE__.
2710 (parse_arg): Use logical lines.
2711 (save_lookahead_token): Save EOFs too now.
2712 * cppmain.c (struct printer): Fix comments.
2713 (printer_init): Simplify, let caller do errors.
2714 (scan_translation_unit, check_multiline_token, dump_macro): Update.
2715 (maybe_print_line): Simplify.
2716 (print_line): Don't print a linemarker if -P.
2717 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
2718 (cb_file_change): Simplify.
2719 * line-map.h (LAST_SOURCE_LINE): Fix.
2720 (CURRENT_LINE_MAP): New.
2722 2001-08-05 Bernd Schmidt <bernds@redhat.com>
2724 * doloop.c (doloop_modify_runtime): Properly compute number of
2725 iterations if loop was unrolled.
2727 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
2728 if their CSELIB_VAL_PTRs are.
2730 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
2731 (setup_spill_pointers): Initialize it.
2732 (spill_restore_mem): Set it.
2733 (do_spill, do_restore): Use it to add REG_INC note.
2734 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
2736 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
2737 asms if other insns are available.
2739 * config/ia64/ia64.c (condop_operator): New predicate.
2740 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
2741 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
2744 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
2745 temporary register than directly using a MEM.
2747 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2749 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
2750 parameter in last change.
2752 2001-08-04 Zack Weinberg <zackw@panix.com>
2754 * sparc.md: Don't use #if inside C test expression.
2756 2001-08-04 Richard Henderson <rth@redhat.com>
2758 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
2760 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
2762 * cpphash.h (struct cpp_reader): New member directive_line.
2763 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
2764 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
2765 do_pragma): Pass line to callbacks.
2766 (start_directive): Record line of directive.
2767 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
2768 cb_include): Similarly.
2769 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
2772 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2774 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
2777 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2779 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
2781 * reload1.c (fixup_abnormal_edges): New static function.
2784 * flow.c (need_fake_edge_p): New function.
2785 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
2786 avoid call insn to be very last insn in the insn stream.
2788 * profile.c (branch_prob): Call flow_call_edges_add instead of
2789 doing that by hand; cleanup cfg to re-merge basic blocks once
2792 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2794 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
2795 are also on line-map.h.
2796 * cppfiles.c (stack_include_file): Update.
2797 * cpphash.h (struct cpp_buffer): New member return_at_eof.
2798 (_cpp_pop_buffer): New.
2799 * cppinit.c (cpp_destroy, cpp_finish): Update.
2800 (do_includes): Mark each buffer to return at EOF.
2801 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
2802 return as requested.
2803 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
2804 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
2805 * cpplib.h (cpp_pop_buffer): Remove.
2806 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
2807 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
2809 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
2811 (do_preprocessing): Update.
2812 * fix-header.c (read_scan_file): Update. No need to pop buffers.
2813 * c-parse.in (_yylex): Similarly.
2814 * scan-decls.c (scan_decls): Similarly.
2815 * line-map.h: Update comments.
2817 * objc/Make-lang.in (objc-act.o): Update dependencies.
2819 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2821 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
2822 and soft register for operand 0.
2823 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
2825 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2827 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
2828 register for operand 0.
2829 ("bitcmpqi_z_used"): Allow memory for operand 0.
2830 (split "bitcmpqi"): New split to handle address reg as operand 1.
2832 2001-08-04 Andreas Jaeger <aj@suse.de>
2834 * gcse.c: Revert Daniel's last patch.
2836 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2838 * sparc-protos.h: Add prototypes for fp_zero_operand and
2840 * sh-protos.h: Add prototype for fpul_operand.
2842 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2844 * doc/extend.texi (Other Builtins): Fix typo in last change.
2846 2001-08-03 Richard Henderson <rth@redhat.com>
2848 * target.h (gcc_target): Add asm_out.named_section,
2849 section_type_flags, have_named_sections.
2850 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
2851 (TARGET_HAVE_NAMED_SECTIONS): New.
2852 (TARGET_SECTION_TYPE_FLAGS): New.
2854 * Makefile.in (toplev.o): Depend on TARGET_H.
2855 (varasm.o, dbxout.o): Likewise.
2856 * c-common.c (decl_attributes): Check targetm.have_named_sections
2857 instead of ifdef ASM_OUTPUT_SECTION_NAME.
2858 * dbxout.c (dbxout_function_decl): Likewise.
2859 (dbxout_function_end): Likewise.
2860 * toplev.c (compile_file): Likewise.
2861 * varasm.c (exception_section): Likewise.
2862 * cp/decl2.c (finish_objects): Likewise.
2864 * defaults.h (EH_FRAME_SECTION): Remove.
2865 (EH_FRAME_SECTION_ASM_OP): Remove.
2866 (EH_FRAME_SECTION_NAME): New.
2867 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
2868 (UNIQUE_SECTION_P): Remove.
2869 * dwarf2out.c (SECTION_FORMAT): Remove.
2870 (ASM_OUTPUT_SECTION): Remove.
2871 (output_call_frame_info): Use named_section_flags.
2872 (output_comp_unit, dwarf2out_start_source_file): Likewise.
2873 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
2874 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
2875 * varasm.c (in_eh_frame, eh_frame_section): Remove.
2876 (named_section_flags): New.
2877 (named_section): Use it and targetm.section_type_flags.
2878 (resolve_unique_section): New.
2879 (assemble_start_function): Use it.
2880 (asm_emit_uninitialised, assemble_variable): Likewise.
2881 (default_section_type_flags): New.
2882 (default_no_named_section, default_elf_asm_named_section): New.
2883 (default_coff_asm_named_section, default_pe_asm_named_section): New.
2884 * output.h: Update varasm.c decls.
2885 (SECTION_*): New flags.
2887 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
2888 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
2890 * config/elfos.h (UNIQUE_SECTION_P): Remove.
2891 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
2892 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
2893 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2894 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
2895 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
2896 * config/mips/elf.h, config/mips/elf64.h: Likewise.
2897 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
2898 * config/pa/pa64-hpux.h,
2900 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
2901 (TARGET_ASM_NAMED_SECTION): New.
2902 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
2903 * config/alpha/vms.h, config/arm/coff.h: Likewise.
2904 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
2905 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
2906 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
2907 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
2908 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2909 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
2910 * config/i386/sco5.h, config/i386/win32.h: Likewise.
2911 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
2912 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
2913 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
2914 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
2915 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
2916 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
2917 * config/sparc/sysv4.h: Likewise.
2919 * config/nextstep.h: Error until named sections implemented.
2921 * config/a29k/a29k.c (a29k_asm_named_section): New.
2922 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
2923 (vms_section_type_flags, vms_asm_named_section): New.
2924 * config/arm/arm.c (arm_elf_asm_named_section): New.
2925 * config/avr/avr.c (asm_output_section_name): Remove.
2926 * config/avr/avr-protos.h: Update.
2927 * config/c4x/c4x.c (c4x_asm_named_section): New.
2928 * config/h8300/h8300.c (h8300_asm_named_section): New.
2929 * config/i386/i386.c (sco_asm_named_section): New.
2930 * config/i386/winnt.c (SECTION_PE_SHARED): New.
2931 (i386_pe_section_type_flags): New.
2932 (i386_pe_asm_named_section): New.
2933 * config/i386/i386-protos.h: Update.
2934 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
2935 * config/mcore/mcore.c (mcore_asm_named_section): New.
2936 * config/mips/mips.c (iris6_asm_named_section): New.
2937 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
2938 instead of UNIQUE_SECTION_P.
2939 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
2940 (xcoff_asm_named_section): New.
2941 * config/sh/sh.c (sh_asm_named_section): New.
2942 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
2944 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
2945 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
2946 (EH_FRAME_SECTION_NAME): New.
2947 (EXCEPTION_SECTION): New.
2948 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
2949 (DEBUG_*_SECTION): Remove.
2950 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
2951 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
2952 (EH_FRAME_SECTION_ASM_OP): Remove.
2954 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
2955 (ASM_OUTPUT_SECTION_NAME): Remove.
2956 (TARGET_ASM_NAMED_SECTION): New.
2957 (TARGET_HAVE_NAMED_SECTIONS): New.
2958 (TARGET_SECTION_TYPE_FLAGS): New.
2959 (EH_FRAME_SECTION_ASM_OP): Remove.
2960 (EH_FRAME_SECTION_NAME): New.
2962 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2964 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
2965 for complex expressions when cfun == 0.
2966 * doc/extend.texi: Document that __builtin_constant_p can be
2967 used in data initializers as well as functions.
2969 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
2971 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
2972 variable I locally, instead of expecting a declaration in the
2975 2001-08-03 Richard Henderson <rth@redhat.com>
2977 * except.c (collect_one_action_chain): Add an explicit cleanup
2978 action if regions surrounding a catch were encoded entirely
2979 within the call-site entry.
2981 2001-08-03 Richard Henderson <rth@redhat.com>
2983 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
2984 don't take REGNO of a non-register.
2986 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2988 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
2989 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
2990 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
2991 (__gthread_mutex_init_function): New function for mutex initialization.
2993 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2995 * Makefile.in: Revert screwed up commit.
2997 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2999 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
3000 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
3001 merged by linker script to get a final _exit().
3002 (__do_global_dtors): New for destructor handling in specific exit
3004 (__do_global_ctors): New for constructors in specific install section.
3005 (__map_data_section): Map data sections before running constructors.
3006 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
3007 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
3008 (DTORS_SECTION_ASM_OP): Likewise.
3009 (CTORS_SECTION_FUNCTION): Define to force a reference to
3011 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
3013 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3015 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
3017 * Makefile.in: Add df.h to gcse.c dependencies.
3019 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3021 * varasm.c (output_constant_def_contents): Use for the length of a
3022 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
3023 depending on which is larger.
3025 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3027 * gcse.c: Include df.h for use as a dataflow analyzer.
3029 Declaration of reg_set_info: gone.
3030 New df_analyzer variable used by store motion.
3031 (reg_set_info): Deleted.
3032 (mark_mem_regs): New function, analyze regs used by a mem.
3033 (store_ops_ok): Use dataflow analyzer results to determine if
3034 necessary regs are changed in the block.
3035 (find_moveable_store): Remove check for symbol ref, we can handle
3036 much more complex expressions now.
3037 (compute_store_table): Remove most of the code, it's unnecessary
3038 now that the dataflow analyzer records the info for us.
3039 (store_killed_after): Add parameter to say whether to do the
3040 store_ops_okay test, used to speed up testing when we already know
3041 the answer, and just want to know if the store itself was killed.
3042 (build_store_vector): Largely rewritten to calculate the various
3043 vectors properly, and somewhat optimized.
3044 (store_motion): Init the df_analyzer, get REG_DEF chains.
3045 Also handle trapping expressions (since mems almost always trap)
3046 (simple_mem): Redefine what a simple mem is.
3048 2001-08-03 DJ Delorie <dj@redhat.com>
3050 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
3051 set from a constant part of the condition.
3053 2001-08-01 Andrew Cagney <ac131313@redhat.com>
3055 * mkdeps.c (deps_add_default_target): Make local variable
3056 ``start'' a const char pointer.
3057 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
3059 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3061 * doc/install.texi (Configuration): Fix markup.
3062 (Specific, i?86-*-udk): Likewise.
3063 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
3065 Document --enable-threads and --enable-libgcj status.
3066 (Specific, mips-sgi-irix*): Canonicalize triples.
3067 (Specific, mips-sgi-irix5): Warn about problems with this config.
3068 Mention required GNU as patch.
3069 Native assembler problems are fixed.
3070 (Specific, mips-sgi-irix6): Update O32 ABI support status.
3071 Document --enable-threads and --enable-libgcj status.
3073 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3075 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
3078 2001-08-03 Richard Henderson <rth@redhat.com>
3080 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
3083 2001-08-03 Richard Henderson <rth@redhat.com>
3085 * rtlanal.c (find_first_parameter_load): Stop if we
3086 reach a CODE_LABEL at BOUNDARY.
3088 2001-08-03 Richard Henderson <rth@redhat.com>
3090 * config/alpha/alpha.md (force_movdi): New insn.
3091 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
3092 Tweek FRP marking of VMS prologue insns.
3093 * config/alpha/vms.h (EPILOGUE_USES): New.
3095 2001-08-02 Richard Henderson <rth@redhat.com>
3097 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
3099 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3101 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
3102 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
3103 config/convex/convex.h, config/d30v/d30v.c,
3104 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3105 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
3106 config/mips/mips.h, config/mn10200/mn10200.h,
3107 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
3108 config/v850/v850.h, config/vax/openbsd.h,
3109 config/vax/openbsd1.h, config/vax/ultrix.h,
3110 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
3111 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
3112 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
3113 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
3114 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
3115 in comments and documentation.
3117 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3121 * Makefile.in (line-map.o): New.
3122 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
3123 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
3124 * cpperror.c (print_containing_files): Similarly.
3125 (print_location): Update. Don't output a space before _Pragma.
3126 * cppfiles.c (stack_include_file): Set to line 1 immediately.
3127 (stack_include_filee, cpp_make_system_header): Update.
3128 (_cpp_execute_include): Get logical line number right for calling
3129 as-yet-unterminated #include.
3130 * cpphash.h (struct cpp_reader): Add line_maps.
3131 (_cpp_do_file_change): Update.
3132 * cppinit.c (cpp_create_reader): Initialize line maps.
3133 (cpp_destroy): Destroy line maps.
3134 (cpp_start_read): Get logical line number right.
3135 * cpplex.c (parse_string): Only warn once for multi-line strings.
3136 Use boolean variable for null warning.
3137 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
3139 (do_include_common): End the directive early.
3140 (do_line): Don't warn about out-of-range lines in preprocessed
3141 source. Update. Remove unused variables.
3142 (_cpp_do_file_change): Update for new line mapping.
3143 (pragma_cb): New typedef.
3144 (cpp_register_pragma): Stop looking ahead before calling the
3146 (do_pragma_system_header): End directive early.
3147 (cpp_get_line_maps): New.
3148 (cpp_pop_buffer): Fudge logical line. Update.
3149 * cpplib.h: Include line-map.h
3150 (enum cpp_fc_reason): Remove.
3151 (struct cpp_file_change): Update.
3152 (cpp_get_line_maps): New.
3153 * cppmain.c (struct_printer): New member map.
3154 (cb_file_change): Update for new mappings.
3155 * fix-header.c (cb_file_change): Similarly.
3157 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3159 * Makefile.in (libgcc.mk): Define mkinstalldirs.
3160 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
3162 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3164 * config/vax/vax.c: include expr.h.
3166 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3168 * Makefile.in ($(srcdir)/configure): Only rebuild in
3170 ($(srcdir)/config.in): Only define in maintainer mode.
3171 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
3173 2001-08-02 David Edelsohn <edelsohn@gnu.org>
3175 * doc/install.texi (Install GCC: Binaries): Update Bull info.
3177 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3179 * gcc.c (set_collect_gcc_options): New function, split out from
3181 Ignore elided switches.
3182 (do_spec_1): Invoke before executing command.
3183 (set_input): Export.
3184 Move declaration ...
3185 * gcc.h (set_input): ... here.
3186 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3189 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
3192 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
3194 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
3196 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
3198 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
3199 for the unnamed instructions it expands to.
3201 2001-08-02 Richard Henderson <rth@redhat.com>
3203 * regclass.c (call_really_used_regs): Conditionally define.
3204 (init_reg_sets_1): Don't use it if not defined.
3205 (fix_register): Similarly, don't set it.
3207 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3209 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
3210 Correct comment that had been missed in the previous change.
3212 2001-08-01 Stan Shebs <shebs@apple.com>
3214 * config/darwin.c (machopic_stub_name): Try matching by name.
3215 (update_stubs): New function.
3216 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
3219 2001-08-01 Richard Henderson <rth@redhat.com>
3221 * except.c (output_function_exception_table): Use assemble_align.
3222 * varasm.c (assemble_eh_label): Remove.
3223 (assemble_eh_align, assemble_eh_integer): Remove.
3225 2001-08-01 Robert Lipe <robertl@caldera.com>
3227 * dwarfout.c: Remove reference to README.DWARF.
3229 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
3231 * regclass.c (call_really_used_regs): New array for registers which
3232 are actually used by a call.
3233 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
3235 (fix_register): Set call_really_used too.
3236 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
3237 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
3239 2001-08-01 Richard Henderson <rth@redhat.com>
3241 * read-rtl.c (read_name): Consider \r whitespace.
3243 2001-07-11 Andrew Cagney <ac131313@redhat.com>
3245 * config.gcc: Recognize powerpc-*-netbsd*.
3247 * doc/install.texi (Host/target specific installation notes for
3248 GCC): Mention powerpc-*-netbsd*.
3250 * config/rs6000/netbsd.h: New file.
3251 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
3252 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
3253 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
3254 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
3255 (TARGET_VERSION): Redefine.
3257 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
3258 mcall-netbsd as a match for mcall-sysv.
3259 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
3260 (ncrti.S, ncrtn.S): New targets.
3261 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
3263 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
3264 "netbsd' as a V4 ABI.
3265 (ASM_SPEC): Check for -mcall-netbsd.
3266 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
3267 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
3268 (LIB_SPEC, ENDFILE_SPEC): Ditto.
3269 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
3270 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
3271 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
3272 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
3274 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
3275 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
3277 2001-08-01 Mark Kettenis <kettenis@gnu.org>
3279 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
3280 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
3281 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
3282 including "unwind-pe.h".
3284 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
3286 * rs6000.md (define_splits): Kill unused constraints.
3288 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
3289 Jan Hubicka <jh@suse.cz>
3291 * function.c (thread_prologue_and_epilogue_insns): Kill code
3292 dealing with non-existent CFG.
3294 2001-08-01 Kazu Hirata <kazu@hxi.com>
3296 * alias.c: Fix comment formatting.
3297 * bitmap.c: Likewise.
3298 * builtins.c: Likewise.
3299 * calls.c: Likewise.
3300 * c-common.c: Likewise.
3301 * c-decl.c: Likewise.
3302 * c-dump.c: Likewise.
3303 * c-lex.c: Likewise.
3304 * collect2.c: Likewise.
3305 * combine.c: Likewise.
3306 * conflict.c: Likewise.
3307 * cppfiles.c: Likewise.
3308 * cppinit.c: Likewise.
3309 * cpplex.c: Likewise.
3310 * cpplib.c: Likewise.
3311 * cppmacro.c: Likewise.
3312 * cppspec.c: Likewise.
3313 * c-pragma.c: Likewise.
3314 * crtstuff.c: Likewise.
3316 * cselib.c: Likewise.
3317 * c-semantics.c: Likewise.
3318 * c-typeck.c: Likewise.
3320 2001-08-01 H.J. Lu <hjl@gnu.org>
3322 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
3324 2001-08-01 H.J. Lu <hjl@gnu.org>
3326 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
3328 2001-08-01 Ziemowit Laski <zlaski@apple.com>
3330 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
3331 contextualizing Objective-C class name lookup by the lexer.
3332 (typespec_reserved_nonattr): Disable ObjC class name lookup after
3334 (protocoldef): Add support for forward @protocol declarations.
3335 (yylexname): Suppress ObjC class name lookup in certain contexts;
3336 re-enable after lookup is complete.
3337 (_yylex): Re-enable ObjC class name lookup when certain
3338 punctuation marks are seen.
3340 * objc/objc-act.c (check_protocol_recursively): New function used
3341 for finding circular dependencies in protocols.
3342 (objc_declare_protocols): New function for handling forward
3343 @protocol declarations.
3344 (receiver_is_class_object): Detect the case when 'self' is used
3345 inside of a class method.
3346 (build_message_expr): Issue a warning if class method is desired
3347 but instance method is found instead.
3348 (conforms_to_protocol): Streamline.
3349 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
3350 protocol Foo, even if 'Bar foo' does not.
3351 (check_protocols): Streamline.
3352 (start_protocol): Add checks for circular and duplicate protocol
3354 (encode_aggregate_within): For typedefs of structs, encode the
3356 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
3357 (objc_declare_protocols): New prototype.
3359 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3361 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
3362 * cpplex.c (handle_newline): Update prototype. Maintain logical
3364 (skip_escaped_newlines, skip_block_comment, parse_string):
3366 (_cpp_lex_token): Update, and store token position within the token.
3367 * cpplib.h (struct cpp_token): Add line and column entries.
3368 * cppmacro.c (replace_args): Position stringified tokens correctly.
3370 2001-08-01 Andreas Jaeger <aj@suse.de>
3372 * basic-block.h: Add prototype for last_loop_beg_note.
3374 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
3376 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
3377 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
3379 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
3380 while handling WITH_CLEANUP_EXPR node. Use second operand calling
3381 expand_decl_cleanup.
3382 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
3384 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
3385 operand while calling simple_cst_equal.
3386 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
3387 operand is the cleanup expression, the third is the RTL_EXPR.
3388 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
3390 2001-07-31 Jeff Sturm <jsturm@one-point.com>
3392 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
3394 2001-07-31 matthew green <mrg@eterna.com.au>
3396 * config.gcc (i386-*-netbsdelf): New description.
3397 * config/i386/netbsd-elf.h: New file.
3399 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
3401 * loop.c (check_dbra_loop): Use single_set to compute
3404 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
3406 PowerPC reorg and support for powerpc64-*-linux*.
3408 Also fixes emitting of constants on 32 bit and 64 bit
3411 * config.gcc: powerpc64-*-linux* is a new target.
3412 Things that needed aix.h now also include xcoff.h
3414 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
3416 Move AIX specific stuff into aix.h.
3417 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
3418 with more than just XCOFF now.
3419 (SET_ASM_OP): Remove, now defined where needed.
3420 (FUNCTION_PROLOGUE): New macro definition.
3421 (FUNCTION_EPILOGUE): New macro definition.
3422 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
3424 * config/rs6000/xcoff.h: New file.
3426 * config/rs6000/linux64.h: New file.
3428 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
3430 2001-07-31 Alan Modra <amodra@bigpond.net.au>
3432 * rs6000.c (print_operand_address): Handle ELF syntax.
3433 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
3434 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
3435 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
3437 2001-07-31 David Edelsohn <edelsohn@gnu.org>
3439 * rs6000.c (rs6000_override_options): Only disable
3440 flag_function_sections for XCOFF.
3441 (exact_log2_cint_operand): New predicate.
3442 (reg_or_{add,sub}_cint64_operand): New predicates.
3443 (add_operand): Compare CONST_INT with fewer function calls.
3444 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
3445 (print_operand, case 'p'): Ensure positive operand.
3446 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
3447 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
3448 (PREDICATE_CODES): Add new predicates.
3449 * rs6000.md (addsi3): Split 32-bit constants more correctly.
3450 (divsi3, modsi3): Ensure positive power-of-2.
3451 (adddi3): Use new predicate. Split 32-bit constants more
3452 correctly. Re-arrange splitter to handle any constant.
3453 (subdi3): Use new predicate.
3454 (divdi3, moddi3): Ensure positive power-of-2.
3455 (movdi): Use rs6000_emit_set_const.
3456 (load_toc_v4_pic_di): Delete.
3458 2001-07-31 Graham Stott <grahams@redhat.com>
3460 * function.c (pad_below): Revert 2001-07-26 patch.
3462 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3464 * reg-stack (convert_regs_1): Fix best edge condition.
3466 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3468 * jump.c (duplicate_loop_exit_test): Better test for jumps
3469 entering the loop; create loop pre_header.
3471 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
3473 * doc/install.texi: Add s390 and s390x as new targets.
3474 * doc/invoke.texi: Add documantation of S/390 and zSeries
3476 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
3478 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3480 * config/m68k/m68k.md: Replace all general_operand with
3481 nonimmediate_operand for all destinations.
3482 * config/m68k/m68k.c (not_sp_operand): Likewise.
3484 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
3486 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
3488 2001-07-30 Richard Henderson <rth@redhat.com>
3490 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
3491 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
3493 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3495 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
3496 Add missing doc strings
3497 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
3498 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
3500 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
3502 * i386.c (ix86_output_main_function_alignment_hack): New function.
3503 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
3505 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
3506 edges by EDGE_DFS_BACK flag.
3507 (dump_edge_info): Add dfs_back flag.
3508 * basic-block.h (EDGE_DFS_BACK): New constant.
3509 (mark_dfs_back_edges): Declare.
3510 * alias.c (loop_p): Remove.
3511 (mark_constant_function): Use mark_dfs_back_edges.
3513 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
3514 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
3515 (compensate_edge): Break out from ...
3516 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
3517 (convert_regs_2): Set block_done once block is really done;
3518 Do updating of the predecesors counts.
3520 * toplev.c (rest_of_compilation): Recompute block_for_insn
3521 before post-reload cfg_cleanup.
3522 * function.c (thread_prologue_epilogue_insns):
3523 Call set_block_for_new_insns when emitting prologue directly.
3525 2001-07-30 Andreas Jaeger <aj@suse.de>
3527 * jump.c: Add prototype for mark_modified_reg.
3529 * cse.c (set_live_p): Add unused attribute.
3531 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
3533 (scan_for_source_files): Use long for count to avoid overflow.
3534 (output_data): Likewise.
3535 (output_data): Don't use string concatatenation to silence gcc
3538 * predict.c: Fix typos and grammar.
3540 * gcse.c (insert_insn_end_bb): Remove unused variables.
3542 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3544 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
3545 (attempt_auto_inc): LIkewise.
3546 (mark_used_reg): Likewise.
3547 (try_pre_increment_1): Likewise.
3548 * regclass.c (regclass): Likewise.
3549 * global.c (allocno_compare): Update comment; change scaling factor.
3550 * local-alloc.c (QTY_CMP_PRI): Likewise.
3551 * regs.h (REG_FREQ_FROM_BB): New.
3552 (REG_FREQ_MAX): Likewise.
3554 2001-07-30 H.J. Lu <hjl@gnu.org>
3556 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
3559 2001-07-30 H.J. Lu (hjl@gnu.org)
3561 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
3562 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3563 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
3565 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
3567 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
3568 as -mthumb-interwork when -mcpu=arm7 is specified.
3570 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3572 * predict.def (noreturn, loop branch, loop exit): Mark as first
3575 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
3577 * combine.c (try_combine): Avoid barrier after noop jumps.
3579 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3581 * cpphash.h (struct cpp_reader): Remove import_warning.
3582 * cpplib.c (skip_rest_of_line): Don't bother turning off
3584 (parse_include): Move include handling to...
3585 (do_include_common): ... here. Move import warning from...
3586 (do_import): ... here.
3587 (do_pragma_poison): Don't do a callback for poison identifiers.
3588 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
3589 * cppmain.c (setup_callbacks): Similarly.
3591 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3593 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
3594 handle multiple sets.
3595 * except.c (sjlj_mark_call_sites): .... here.
3596 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
3598 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3600 Suggested by Richard Henderson and Richard Kenner:
3601 * combine.c (recog_for_combine): Use the fake recog
3602 only if instruction does not match.
3603 * rtl.h (NOOP_MOVE_INSN_CODE): New.
3604 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
3606 * combine.c (try_combine): Discover noop jump as direct jump.
3608 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
3610 * df.c (df_rd_global_compute): Add successors to worklist, not
3612 (df_ru_global_compute): Ditto.
3614 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
3616 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
3617 increment REG_N_SETS.
3619 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
3621 * sbitmap.h: New prototype for sbitmap_a_xor_b.
3623 * sbitmap.c (sbitmap_a_xor_b): New function.
3624 ifdef the basic block stuff on IN_GCC.
3626 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3628 * cppexp.c (parse_defined): Always record the macro name.
3629 (lex): Don't worry about identifiers, or special-case
3631 (_cpp_parse_expr): Figure out at the end of the routine
3632 whether we saw a valid !defined() expression.
3633 * cppfiles.c (stack_include_file): Update for mi_valid.
3634 (_cpp_pop_file_buffer): Similarly.
3635 * cpplex.c (_cpp_lex_token): Similarly.
3636 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
3637 mi_if_not_defined, mi_lexed): Remove.
3639 * cpplib.c (do_if): Simplify.
3640 (do_endif, push_conditional, _cpp_handle_directive): Update
3641 for renaming of mi_state to mi_valid.
3643 * cpp.texi: Add index entries for digraphs, and add comment
3644 that C++ refers to them as alternative tokens.
3646 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3648 * basic-block.h (CLEANUP_PRE_LOOP): New.
3649 * except.c (finish_eh_generation): Update call of cleanup_cfg.
3650 * sibcall.c (optimize_sibling_calls): Likewise.
3651 * toplev.c (rest_of_compilation): Likewise.
3652 * flow.c (try_forward_edges): Take argument MODE;
3653 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
3654 (try_optimize_cfg): Update call of try_forward_edges.
3656 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
3657 Jan Hubicka <jh@suse.cz>
3659 * (validate_replace_rtx_1): Fix simplification of MINUS.
3661 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
3663 PR preprocessor/3669
3664 * cppinit.c (init_dependency_output): Turn off dump requests
3665 if sending dependencies to stdout.
3667 2001-07-28 Richard Henderson <rth@redhat.com>
3669 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
3672 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
3674 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
3676 2001-07-28 Kazu Hirata <kazu@hxi.com>
3678 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
3679 is VAR_DECL first to prevent an ICE.
3681 2001-07-28 Richard Henderson <rth@redhat.com>
3683 * varasm.c (immed_real_const_1): Don't elide special cases for
3685 (clear_const_double_mem): Clear const_tiny_rtx too.
3687 2001-07-28 Richard Henderson <rth@redhat.com>
3689 * dwarf2out.c (dw_val_class_offset): New.
3690 (struct dw_ranges_struct, dw_ranges_ref): New.
3691 (ranges_table, ranges_table_allocated): New.
3692 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
3693 (add_AT_offset, add_ranges, output_ranges): New.
3694 (print_die, output_die): Handle dw_val_class_offset.
3695 (attr_checksum, size_of_die, value_format): Likewise.
3696 (gen_lexical_block_die): Handle non-contiguous blocks.
3697 (gen_block_die): Likewise.
3698 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
3699 if needed. Dump the ranges table.
3700 * final.c (final_start_function): Remove unnecessary notes and
3701 rebuild the block tree before numbering the blocks.
3702 * function.c (reorder_blocks_0): Walk the existing block tree
3703 to unmark all blocks.
3704 (reorder_blocks_1): Create block fragments when duplicate block
3706 (reorder_fix_fragments): New.
3707 (reorder_blocks): Call it.
3708 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
3710 2001-07-28 Richard Henderson <rth@redhat.com>
3712 * emit-rtl.c (adjust_address): Make a copy of the memory address.
3714 2001-07-28 Richard Henderson <rth@redhat.com>
3716 * flow.c (add_to_mem_set_list): New function.
3717 (init_propagate_block_info): Use it.
3718 (mark_set_1): Likewise.
3719 (insn_dead_p): Canonicalize memory address for dead store
3720 comparison. Allow wider mode stores to kill narrower mode stores.
3721 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
3722 (invalidate_mems_from_set): Don't handle MEMs.
3724 2001-07-28 Kazu Hirata <kazu@hxi.com>
3726 * config/h8300/h8300.h: Fix formatting.
3728 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3730 * basic-block.h (EDGE_FREQUENCY): New macro.
3731 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
3733 * flow.c (find_sub_basic_blocks): Likewise.
3734 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
3735 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
3737 * predict.c (DEF_PREDICTOR): New argument FLAGS.
3738 (HITRATE): New macro.
3739 (PRED_FLAG_FIRST_MATCH): New constant.
3740 (predictor_info): New field flgags.
3741 (combine_predictions_for_insn): Use DS theory to combine
3742 probabilities; set the edge probabilities when finished.
3743 (estimate_probability): Avoid duplicated matches
3744 of LOOP_BRANCH heuristics for nested loops; update comment.
3745 * predict.def: Add flags for each prediction, set probabilities
3746 according to B&L paper.
3747 * predict.h (DEF_PREDICTOR): New argument FLAGS.
3749 * profile.c (compute_branch_probabilities): Cleanup way the edge
3750 probabilities are computed and REG_BR_PROB notes are dropped; if
3751 values does not match, emit error.
3752 (init_branch_prob): Do error instead of warning when profile driven
3753 feedback is missing or corrupt.
3755 2001-07-27 DJ Delorie <dj@redhat.com>
3757 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
3758 against a constant, try to adjust the compare to have the desired
3759 constant in it so that min/max optimizations happen more often.
3761 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3763 * flow.c (last_loop_beg_note): New function.
3764 (redirect_edge_and_branch): Use it.
3765 (split_edge): Likewise.
3767 * alias.c (loop_p): Avoid uninitialized memory access.
3769 * flow.c (try_forward_edges): Avoid accessing freed memory.
3771 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
3774 2001-07-26 Andrew Haley <aph@redhat.com>
3775 Joern Rennecke <amylaar@redhat.com>
3777 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
3778 (SUBTARGET_CPP_ENDIAN_SPEC): New.
3779 (SUBTARGET_CPP_SPEC): New.
3781 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
3782 (SUBTARGET_CPP_PTR_SPEC): New.
3783 (CPP_DEFAULT_CPU_SPEC): New.
3784 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
3785 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3786 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
3787 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3788 (SUBTARGET_CPP_SPEC): Define as an empty string.
3790 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3792 * doc/install.texi (Configuration): Properly link the host
3793 specific instructions also when generating HTML.
3795 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
3797 * flow.c (redirect_edge_and_branch_force): Test
3798 target->global_live_at_start.
3800 2001-07-26 Richard Henderson <rth@redhat.com>
3802 * simplify-rtx.c (avoid_constant_pool_reference): Export.
3803 * rtl.h (avoid_constant_pool_reference): Declare it.
3804 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
3805 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
3807 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3809 * rtl.h (cleanup_barriers): Declare.
3810 * jump.c (cleanup_barriers): New function.
3811 * toplev.c (rest_of_compilation): Call cleanup_barriers
3812 before loop optimizer and after bb_reorder.
3814 * flow.c (back_edge_of_syntactic_loop_p): New.
3815 (split_edge): Use it.
3817 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3819 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
3821 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
3823 * cse.c (cse_process_notes): Replace any registers if the address
3826 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
3828 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
3829 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
3830 (propagate_block): Update prototype.
3831 * flow.c (update_life_info): Simplify the CFG and
3832 recalculate the global regs which are alive when
3833 removing dead code during a global update.
3834 (propagate_block): Return non-zero if an INSN is
3837 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3839 * Makefile.in (LIBICONV): Define.
3841 2001-07-26 Catherine Moore <clm@redhat.com>
3843 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
3844 of conditional to avoid tree checking errors.
3846 2001-07-26 Kazu Hirata <kazu@hxi.com>
3848 * regmove.c (regmove_optimize): Don't replace a reg with
3849 another reg of a different mode.
3851 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
3853 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
3854 limit length of dependancy flush list.
3855 * params.h (MAX_PENDING_LIST_LENGTH): Define.
3856 * sched-int.h (struct deps): Add pending_flush_length field.
3857 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
3858 has 1 element in it.
3859 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
3860 (sched_analyze): After a jump, if the pending memory flush list is too
3861 large, flush the pending lists.
3862 (init_deps): Initialize pending_flush_length to 0.
3863 * doc/invoke.texi (max_pending_list_length): Document parameter.
3865 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
3867 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
3868 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
3869 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
3871 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3873 * cpphash.h (struct_lexer_state): Delete was_skipping.
3874 Move skipping here from struct cpp_reader.
3875 * cpplex.c (parse_identifier): Update.
3876 (_cpp_lex_token): Don't skip tokens in a directive.
3877 * cpplib.c (struct if_stack): Update.
3878 (start_directive, end_directive): Don't change skipping state.
3879 (_cpp_handle_directive): Update.
3880 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
3881 (do_else, do_endif): Update; only check for excess tokens if not
3882 in a skipped conditional block.
3883 (push_conditional): Update for new struct if_stack.
3885 2001-07-26 Graham Stott <grahams@redhat.com>
3887 * function.c (locate_and_pad_parm): Also pad initial offset
3888 so that the total argument size also includes the padding.
3890 2001-07-26 Graham Stott <grahams@redhat.com>
3892 * gensupport.c (alter_output_for_insn): Correct enable checking failure
3893 change XSTR to XTMPL.
3895 (process_one_cond_exec): Likewise
3897 2001-07-25 Richard Henderson <rth@redhat.com>
3899 * varasm.c (assemble_variable): Create DECL_RTL before setting
3902 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
3904 * predict.c (estimate_probability): Avoid duplicated predictions.
3906 * loop.c (find_and_verify_loops): Grok multiple barriers.
3908 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3910 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
3912 * dbxout.c: Consistently use putc instead of fputc.
3913 (print_wide_int): New function; call instead of direct fprintf.
3914 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
3915 (dbxout_type_fields, dbxout_type_method_1): Likewise.
3916 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
3917 (print_int_cst_octal): Likewise.
3918 (print_octal): Show we wrote characters.
3919 (dbxout_type): Set have_used_extensions in more places.
3921 2001-07-25 Catherine Moore <clm@redhat.com>
3923 * config/v850/v850.c (v850_va_arg): Use addr
3924 instead of valist to build incr.
3926 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
3928 * flow.c (delete_dead_jumptables): New function.
3929 (life_analyzis): Call it.
3930 * bb-reorder.c (skip_insns_after_block): Handle contradictory
3933 2001-07-25 Richard Henderson <rth@redhat.com>
3935 * except.c (reachable_handlers): Handle a region being removed
3936 out from under a RESX.
3938 2001-07-25 Richard Henderson <rth@redhat.com>
3940 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
3941 swap GE/GT if it is an fp comparison.
3943 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
3945 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
3948 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
3950 * ssa.c (rename_insn_1): Do not wrap an assignment to a
3951 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
3954 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
3956 (visit_expression): When attempting to simplify an expression,
3957 retrieve any modes for arguments before they are simplified
3960 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
3961 Janis Johnson <janis@us.ibm.com>
3963 * stmt.c (expand_goto): A nonlocal goto can be a call too.
3964 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
3965 pointer parameters to match documented usage of nonlocal_goto.
3966 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
3967 parameters to their correct order.
3968 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
3969 parameters to their correct order.
3971 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
3973 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
3975 2001-07-25 Jan Hubicka <jh@suse.cz>
3976 Richard Henderson <rth@redhat.com>
3978 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
3980 (make_edges): New argument update_p; populate the edge cache if set.
3981 (find_basic_blocks): Update make_edges invocation.
3983 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3985 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
3987 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3989 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
3990 -Acpu and -Amachine.h.
3991 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
3992 Corrected header to say ELF not a.out.
3993 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
3994 when given -msoft-float.
3996 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3998 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
3999 extra multilib parts like arm-elf.
4000 (i960-*-coff*, i960-*-rtems): Should not use collect2.
4001 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
4002 crtfini.o as extra multilib parts.
4004 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4006 * configure.in: Add rtems as a supported thread model.
4007 * gthr-rtems.h: Add missing entry point __gthread_active_p.
4008 * configure: Rebuilt.
4010 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
4012 * stor-layout.c (get_mode_alignment): make it work when
4013 BITS_PER_UNIT is not a power of two.
4014 * builtins.c (get_pointer_alignment): Likewise.
4016 2001-07-24 Richard Henderson <rth@redhat.com>
4018 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
4019 the retrieved constant into the expected mode.
4021 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4023 * flow.c (try_simplify_condjump): Avoid duplicated edges.
4024 (verify_flow_info): Check for duplicated edges; clarify
4027 * flow.c (block_label): Update basic_block_for_insn.
4028 (commit_edge_insertions): Call compute_bb_for_insn.
4030 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
4033 * flow.c (redirect_edge_and_branch,
4034 try_optimize_cfg): Use redirect_edge_succ_nodup
4035 (redirect_edge_succ_nodup): New.
4036 * basic_block.h (redirect_edge_succ_nodup): Declare.
4038 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
4041 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4043 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
4044 (try_crossjump_to_edge): Update commetns.
4045 (try_crossjump_bb): Likewise.
4047 2001-07-24 Richard Henderson <rth@redhat.com>
4049 * combine.c (distribute_notes): Move set of need_refresh
4050 for noop_move_p down to catch all cases.
4052 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
4054 * recog.c (split_all_insns_noflow): New.
4055 * rtl.h (split_all_insns_noflow): Declare.
4056 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
4057 * m68hc11.c (m68hc11_reorg): Likewise.
4058 * sh.c (machine_dependent_reorg): Likewise.
4059 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
4062 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4064 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
4065 (ashlsi3_n splitter): Likewise.
4066 (lshrsi3_n splitter): Likewise.
4068 (GOTaddr2picreg): Make const SImode.
4069 (sym_label2reg): Likewise.
4070 (symGOT2reg): Likewise.
4071 (symGOTOFF2reg) Likewise.
4073 (casesi_worker_0): Make unspec SImode.
4075 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4077 * config/sh/sh.c (barrier_align): Check that an operand really is
4078 an insn before extracting its INSN_CODE.
4080 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
4082 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
4085 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
4086 for SImode to prevent overflow.
4088 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4090 * config/mips/irix6-libc-compat.c: New file.
4091 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
4092 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
4095 2001-07-24 lars brinkhoff <lars@nocrew.org>
4097 * rtl.texi (REG_POINTER): Document.
4098 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
4099 QFmode, HFmode, TQFmode, QCmode, and HCmode.
4101 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4103 * flow.c (delete_noop_moves): Do not confuse libcall regions.
4105 2001-07-23 Richard Henderson <rth@redhat.com>
4107 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
4109 2001-07-23 Kazu Hirata <kazu@hxi.com>
4111 * config/h8300/h8300-protos.h: Add a prototype for
4112 general_operand_dst_push.
4113 * config/h8300/h8300.c (general_operand_dst_push): New.
4114 * config/h8300/h8300.h (OK_FOR_T): New.
4115 (EXTRA_CONSTRAINT): Use it.
4116 * config/h8300/h8300.md (movqi_push): Remove and integrate into
4117 the existing movqi pattern.
4118 (movhi_push): Likewise.
4120 * reload.c: Fix comment typos.
4122 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4124 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
4126 2001-07-23 H.J. Lu (hjl@gnu.org)
4128 * doc/extend.texi: Update __builtin_return_address and
4129 __builtin_frame_address.
4131 2001-07-23 Richard Henderson <rth@redhat.com>
4133 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
4135 * config/i386/i386.md: New setcc+movzbl peephole2.
4137 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4139 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
4140 * objc/objc-act.c: Include debug.h.
4141 (synth_module_prologue): Save and restore debug hooks too.
4143 2001-07-23 lars brinkhoff <lars@nocrew.org>
4145 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
4146 and C4X_FLOAT_FORMAT.
4147 (BOOL_TYPE_SIZE): Document.
4149 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
4151 * unroll.c (loop_iterations): Fix miscalculation of initial
4154 2001-07-13 Andrew Haley <aph@redhat.com>
4156 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
4157 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
4158 * config/sh/sh.c (sh_can_redirect_branch): New function.
4159 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
4160 * reorg.c (steal_delay_list_from_target): Use
4161 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
4163 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4165 * flow.c (try_simplify_condjump): Unlink insn chain on
4166 fallthru edge; use can_fallthru.
4168 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4170 * basic-block.h (find_sub_basic_block): Declare.
4171 * flow.c (make_edges): New arguments MIN and MAX;
4172 (find_sub_basic_blocks): Revamp to use make_edges
4173 and purge_dead_edges.
4174 (find_basic_blocks): Update call of find_sub_basic_block.
4176 * recog.c (split_all_insns): Always expect CFG to be consistent;
4177 call find_sub_basic_blocks in case something has changed.
4178 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
4181 * basic-block.h (delete_noop_moves): Declare.
4182 * combine.c (combine_instructions): Call it.
4183 (recog_for_combine): Tolerate noop moves
4184 (distribute_notes): Force refresh when register dies at noop move.
4185 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
4187 (life_analysis): Update delete_noop_moves call.
4188 (set_noop_p): Move too ...
4189 * rtlanal.c (noop_move_p): ... here.
4190 * rtl.h (noop_move_p): Declare.
4192 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
4193 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
4195 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
4196 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
4198 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
4200 * reload.c (push_reload): Fix typo in comment.
4201 (find_reloads_address): Ditto.
4202 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
4204 2001-07-22 Richard Henderson <rth@redhat.com>
4206 * flow.c: Grammar check and clarify a lot of comments.
4207 (try_simplify_condjump): Rename variables to be clearer.
4208 (try_forward_edges): Skip complex and fallthru edges.
4209 Rearrange tests to avoid duplicate checks.
4210 (flow_find_cross_jump): Likewise.
4211 (outgoing_edges_match): Allow match if neither branch has
4212 probability data. Loosen probability match to 5%.
4213 (try_crossjump_to_edge): Hoist repeated indirection into
4215 (try_crossjump_bb): Don't check complex edges. Eliminate
4216 redundant crossjump tests.
4217 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
4218 checks before more expensive checks.
4220 2001-07-22 Richard Henderson <rth@redhat.com>
4222 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
4223 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
4226 2001-07-22 Richard Henderson <rth@redhat.com>
4228 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
4229 (const_sint32_operand): Likewise.
4230 * m68k.md (anon mulsi pattern): Use const_int_operand not
4231 const_sint32_operand.
4232 (umulsi3_highpart): Zero extend a constant input.
4233 (smulsi3_highpart): Don't bother checking SImode constant.
4234 (const_umulsi3_highpart): Give op3 DImode.
4235 (const_smulsi3_highpart): Likewise.
4237 2001-07-22 Richard Henderson <rth@redhat.com>
4239 * flow.c (split_block): Make sure bb_note is included in the
4240 new block when splitting before a label.
4242 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4244 * basic-block.h (redirect_edge_and_branch_force,
4245 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
4246 * flow.c (redirect_edge_and_branch_force,
4247 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
4248 (redirect_edge_and_branch_force): Fix copying of lifeness information.
4249 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
4250 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
4251 instead of label; update CFG after transformation.
4252 (find_if_case_1): Update call, use redirect_edge_and_branch_force
4253 for finishing the transformation; handle even case where ELSE
4254 does not follow THEN.
4255 (find_if_case_2): Update call of dead_or_predictable; simplify
4258 * emit-rtl.c (split_branch_probability): New global variable.
4259 (try_split): Take care to set split_branch_probability and
4260 create REG_BR_PROB note for new jump insns.
4261 * md.texi (define_split): Document new feature.
4263 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
4265 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4267 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
4268 (asm_out_file): Remove redundant declaration.
4269 (assemble_asm): Remove old #if 0 block.
4270 (assemble_variable): Remove end of function; debug output is
4271 now handled with global_decl. Remove old #if 0 block. Update.
4272 Remove saved_in_section and associated no-op code.
4273 * Makefile.in (varasm.o): Correct dependencies.
4275 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
4277 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4278 the definition in defaults.h.
4280 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
4282 * jump.c: Update comments.
4283 (delete_barrier_successors, delete_unreferenced_labels,
4284 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
4285 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
4286 jump_optimize, jump_optimize_minimal): Kill.
4287 (rebuild_jump_labels): Move code from jump_optimize_1.
4288 (purge_line_number_notes): Likewise.
4289 (copy_loop_headers): Likewise.
4290 * reg-stack.c: Update comment.
4292 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
4293 JUMP_AFTER_REGSCAN): Kill.
4294 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
4295 purge_line_number_notes and copy_loop_headers.
4297 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4298 Richard Henderson <rth@redhat.com>
4300 * dbxout.c (dbxout_global_decl): New.
4301 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4302 * sdbout.c (sdbout_finish): New.
4303 (sdbout_debug_hooks): Use it, add comments.
4304 (sdbout_global_decl): Defer initialised public vars to
4306 * varasm.c (assemble_variable): Don't output debug information
4307 for file-scope variables.
4309 2001-07-22 Richard Henderson <rth@redhat.com>
4311 * config/alpha/alpha.c (get_trap_mode_suffix): New.
4312 (get_round_mode_suffix): New.
4313 (print_operand): Use them for [/]. Remove support for [&'`()+].
4314 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
4315 * config/alpha/alpha.md (attr round_suffix): New.
4316 (attr trap_suffix): New.
4317 (all insns): Set them appropriately. Use %/ instead of the
4320 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4322 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
4324 2001-07-22 Richard Henderson <rth@redhat.com>
4326 * regrename.c (regrename_optimize): Compute nregs for each
4327 potential target register.
4329 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
4330 Richard Henderson <rth@redhat.com>
4332 * dbxout.c (dbxout_global_decl): New.
4333 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4334 * sdbout.c (sdbout_finish): New.
4335 (sdbout_debug_hooks): Use it, add comments.
4336 (sdbout_global_decl): Defer initialised public vars to
4338 * varasm.c (assemble_variable): Don't output debug information
4339 for file-scope variables.
4341 2001-07-21 H.J. Lu (hjl@gnu.org)
4343 * config/mips/mips.c (mips_cpu): Moved into ...
4344 (override_options): Here.
4346 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
4348 (mips_cpu): Removed.
4350 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4352 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
4353 ("iorqi3"): Likewise.
4354 ("xorqi3"): Likewise.
4355 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
4356 ("*subhi3_sp): Likewise.
4357 ("*subhi3"): Likewise.
4358 ("extendhisi2"): Accept D, X and Y as source operand to avoid
4361 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
4363 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
4364 * config/freebsd.h: Likewise.
4365 * config/linux.h: Likewise.
4366 * config/openbsd.h: Likewise.
4367 * config/alpha/linux-elf.h: Likewise.
4368 * config/arm/linux-elf.h: Likewise.
4369 * config/d30v/d30v.h: Likewise.
4370 * config/fr30/fr30.h: Likewise.
4371 * config/ia64/aix.h: Likewise.
4372 * config/ia64/ia64.h: Likewise.
4373 * config/mips/linux.h: Likewise.
4374 * config/pj/pj.h: Likewise.
4375 * config/rs6000/linux.h: Likewise.
4376 * config/sparc/linux.h: Likewise.
4377 * config/sparc/linux64.h: Likewise.
4379 2001-07-20 Bruce Korb <bkorb@gnu.org>
4381 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
4382 because getc() and char* may disagree on signedness.
4384 2001-07-20 Richard Henderson <rth@redhat.com>
4386 * doc/rtl.texi (REG_DEAD): Update for current semantics.
4388 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
4389 insns to delete in the presence of cc0 in a jump insn.
4391 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4392 Jan Hubicka <jh@suse.cz>
4394 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
4395 of doing the change by hand.
4397 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4399 * rtlanal.c (set_noop_p): Return true for noop jumps.
4401 * expr.c (emit_single_push_insn): Add call to push expander.
4402 * expr.h (optab_index): Add OTI_push
4403 (push_optab): New constant.
4404 * genopinit.c (optabs): Add push_optab.
4405 * optabs.c (init_optab): Init push optab.
4406 * md.texi (push??1): Document
4408 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4410 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
4411 expand to emit the pattern; put a REG_INC note for push/pop
4413 ("movdf", "movdf_internal"): Likewise.
4414 ("movsi", "movsi_internal"): Likewise.
4415 ("movsf", "movsf_internal"): Likewise.
4416 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
4418 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4420 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
4423 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
4425 * params.def: Change default max inline insns to 100.
4427 2001-07-20 Diego Novillo <dnovillo@redhat.com>
4429 * combine.c (combine_simplify_rtx): Generate a new shift operation
4430 when simplifying the first operand of a (neg (ashift)) expression.
4432 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4434 * regclass.c (N_REG_INTS): Use only 32 bits per element.
4436 2001-07-20 Kelley Cook <kelley.cook@home.com>
4438 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
4439 information. Move rest into ...
4440 (*-*-solaris): ... here. Eliminate redundant information and
4441 reword necessary packages section. Delete 4.x assembler bug info.
4442 (sparc-sun-*): Merge into ...
4443 (sparc-sun-sunos*): here.
4445 2001-07-20 Catherine Moore <clm@redhat.com>
4447 * config/v850/v850.md (casesi): Generate LABEL_REF
4450 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4452 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
4453 * i386.c (ix86_zero_extend_to_Pmode): Make global.
4454 * i386.md (strclrsi expander): Use it.
4456 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4458 * integrate.c (copy_insn_list): handle
4459 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
4460 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
4461 identically as to CODE_LABEL.
4463 * fold-const (fold): Convert A/B/C to A/(B*C) and
4466 * except.c (connect_post_landing_pads): Delete the RESX insns.
4468 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
4470 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
4472 * config/mips/mips.md (nmadd/nmsub): Use macro.
4474 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
4476 * cppinit.c (remove_dup_dir): Make static.
4477 (remove_dup_dirs): Make static. Only warn about preempting a
4478 system directory with a non-system directory.
4480 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4482 * ifcvt.c (noce_try_store_flag_constants): Correct order
4483 of parameters to trunc_int_for_mode.
4485 2001-07-19 Mark Mitchell <mark@codesourcery.com>
4487 * reorg.c (fill_simple_delay_slots): If an instruction might throw
4488 an exception that will be caught within this function, do not fill
4489 its delay slot with any subsequent instruction.
4491 2001-07-19 Steve Ellcey <sje@cup.hp.com>
4493 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
4494 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
4495 pointer extension instruction.
4496 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
4497 * simplify-rtx.c (simplify_unary_operation) Likewise.
4498 * explow.c (convert_memory_address) Check value of
4499 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
4501 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
4502 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
4503 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
4504 Add Multilib Support.
4505 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
4506 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
4507 Add Multilib Support.
4508 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
4510 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
4511 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
4512 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
4514 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
4516 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
4517 old and new operands in `<', `3' and `b'.
4519 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4521 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
4522 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
4523 (toplev.o): Don't depend on xcoffout.h.
4524 * c-decl.c: Include debug.h
4525 (duplicate_decls): Use debug hook.
4526 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
4527 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4528 (dbxout_types): Remove.
4529 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
4530 * debug.c (do_nothing_debug_hooks): Update.
4531 (debug_true_tree, debug_nothing_rtx): New.
4532 * debug.h (struct rtx_def): New.
4533 (struct gcc_debug_hooks): New hooks ignore_block,
4534 outlining_inline_function and label.
4535 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
4536 dwarf2out_frame_finish): New.
4537 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
4538 Make static, update prototype.
4539 (dwarf2_debug_hooks): Update.
4540 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
4541 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
4542 * dwarfout.c (dwarf_debug_hooks): Update.
4543 * emit-rtl.c: Include debug.h.
4544 (remove_unnecessary_notes): Use debug hook.
4545 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
4546 (final_scan_insn): Use debug hook.
4547 * integrate.c (output_inline_function): Use debug hook.
4548 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
4549 (sdb_debug_hooks): Update.
4550 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
4551 * toplev.c: Don't include xcoffout.h.
4552 (note_outlining_of_inline_function, debug_ignore_block): Remove.
4553 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
4555 * tree.h (dwarf2out_do_frame): Remove.
4557 2001-07-19 Catherine Moore <clm@cygnus.com>
4559 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
4561 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4563 * reload1.c (eliminate_regs_in_insn): When updating a set
4564 to the frame pointer to the hardware frame pointer, perform
4565 the update always not just when REPLACE is set.
4567 * reload1.c (choose_reload_regs): Don't inherit a reload
4568 that crosses multiple registers if registers past the first
4569 don't fit in the desired class.
4571 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
4572 when negating constants.
4574 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
4576 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
4577 * doc/tree.texi: Ditto.
4579 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
4580 Jakub Jelinek <jakub@redhat.com>
4582 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
4583 (extract_cie_info): Handle "eh" augmentation properly,
4585 (struct frame_state, __frame_state_for): New.
4587 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4589 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
4590 HANDLE_SYSV_PRAGMA): Define.
4591 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
4593 (copy_object): Caller changed.
4595 2001-07-19 Andreas Schwab <schwab@suse.de>
4597 * configure.in (assembler dwarf2 debug_line support): Define nop
4599 * configure: Regenerated.
4601 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4603 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
4605 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
4606 to conditionally compiled block.
4607 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4608 * dbxout.h (dbxout_function): Remove.
4609 * debug.c (do_nothing_debug_hooks): Update.
4610 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
4611 global_decl, deferred_inline_function.
4612 * dwarf2out.c (dwarf2_debug_hooks): Update.
4613 (dwarf2out_global_decl): New.
4614 * dwarfout.c: Don't include dwarfout.h.
4615 (dwarfout_global_decl, dwarfout_function_decl,
4616 dwarfout_deferred_inline_function): New.
4617 (dwarf_debug_hooks): Update.
4618 * dwarfout.h: Remove.
4619 * final.c: Don't include dwarfout.h.
4620 * sdbout.c (sdbout_global_decl): New.
4621 (sdbout_debug_hooks): Update.
4622 * toplev.c: Don't include dwarfout.h.
4623 (check_global_declarations, rest_of_compilation): Use new debug hooks.
4624 (note_deferral_of_defined_inline_function): Remove.
4625 * toplev.h (note_deferral_of_defined_inline_function): Remove.
4626 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
4627 * ch/lex.c: Don't include dwarfout.h.
4628 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
4629 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
4630 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
4631 * cp/optimize.c: Include debug.h.
4632 (maybe_clone_body): Use debug hook.
4633 * cp/semantics.c: Include debug.h.
4634 (expand_body): Use debug hook.
4635 * po/POTFILES.in: Remove dwarfout.h.
4637 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4639 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
4640 * c-parse.in (yyerror, _yylex): Similarly.
4641 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
4642 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
4644 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
4645 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
4647 2001-07-18 Jeff Sturm <jsturm@one-point.com>
4649 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
4650 in-class declaration at -g1. Fixes c++/2814.
4652 2001-07-18 Richard Henderson <rth@redhat.com>
4654 * doc/md.texi (reload_in/out): Document restrictions in predicates
4655 and constraints for these patterns. Document empty string matching
4658 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4660 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
4662 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4664 * cse.c: Undo my previous patch.
4666 2001-07-18 Tom Tromey <tromey@redhat.com>
4669 * configure: Rebuilt.
4670 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
4672 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
4674 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
4675 Jan Hubicka <jh@suse.cz>
4677 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
4678 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
4679 * jump.c (mark_jump_label): Do not forward branches.
4681 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4683 * cse.c (delete_trivially_dead_insns): Delete the libcall block
4684 when return value is unused.
4686 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4688 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
4690 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
4692 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
4693 on error. We can't blindly return the result of
4694 pthread_mutex_trylock because it returns a positive number on
4695 error, while we must return -1 on error.
4696 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
4698 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
4700 2001-07-18 Andreas Jaeger <aj@suse.de>
4702 * integrate.c (output_inline_function): Correct type of debug_hooks.
4704 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
4706 * combine.c (combine_simplify_rtx): DIV can be treated
4707 associatively for floats if unsafe math optimisations are enabled.
4709 2001-07-17 Richard Henderson <rth@redhat.com>
4711 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
4713 2001-07-17 Richard Henderson <rth@redhat.com>
4715 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
4716 don't force the function address into a register.
4717 (expand_call, emit_library_call_value_1): Update callers.
4718 * builtins.c (expand_builtin_apply): Likewise.
4719 * expr.h (prepare_call_address): Update decl.
4721 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
4723 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
4725 * config/i386/chorus.h: Move up.
4726 * config/sparc/chorus.h: Likewise.
4727 * config/rs6000/chorus.h: Likewise.
4728 * config/chorus.h: Moved here.
4730 2001-07-17 Andreas Schwab <schwab@suse.de>
4732 * configure.in (assembler eh_frame optimization): Handle big
4734 * configure: Regenerated.
4736 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
4738 * expr.c (epxand_expr): Convert divisions into multiplications by
4739 reciprocals if -ffast-math.
4741 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
4743 * dbxout.c (dbxout_really_begin_function): Rename to
4744 dbxout_begin_function.
4745 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4746 (dbxout_begin_function): Remove.
4747 (dbxout_function): Update.
4748 (dbxout_source_line): Update prototype.
4749 * dbxout.h (dbxout_begin_function): Remove.
4750 * debug.c (do_nothing_debug_hooks): Update.
4751 (debug_nothing_tree): Update.
4752 (debug_nothing_charstar_rtx): Remove.
4753 * debug.h (union tree_node): Declare.
4754 (struct rtx_def): Remove.
4755 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
4756 begin_function. Change source_line prototype.
4757 (debug_nothing_tree): New.
4758 (debug_nothing_charstar_rtx): Delete.
4759 (dwarf2out_begin_prologue): Moved from ...
4761 * dwarf2out.c (dwarf2_debug_hooks): Update.
4762 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
4763 debug info, call dwarf2out_source_line.
4764 (dwarf2out_souce_line): Update prototype.
4765 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
4766 Change prototype, make static.
4767 (dwarfout_source_line): Update prototype.
4768 (dwarf_debug_hooks): Update.
4769 * dwarfout.h (dwarfout_begin_function): Remove.
4770 * final.c (final_start_function, final_scan_insn): Use appropriate
4771 debug hooks, update to use notice_source_line.
4772 (output_source_line): Rename notice_source_line. Don't call the
4773 source_line debug hook.
4774 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
4775 make static, update prototype.
4776 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
4778 (sdbout_end_prologue): New.
4779 (sdbout_source_line): Update prototype.
4780 (sdbout_debug_hooks): Update.
4781 (sdbout_symbol): Remove unused var.
4782 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
4784 * varasm.c: Include debug.h.
4785 (assemble_start_function): Use begin_function debug_hook.
4786 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4787 update with prototype.
4788 (xcoffout_source_line): Update prototype.
4789 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4791 (xcoffout_source_line): Update prototype.
4793 2001-07-17 Richard Henderson <rth@redhat.com>
4795 * c-typeck.c (build_binary_op): Do not shorten unsigned
4796 right shift after sign extension.
4798 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
4800 * combine.c (combine_simplify_rtx): Attempt to simplify
4801 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
4803 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
4804 (simplify_binary_operation, simplify_unary_operation,
4805 simplify_relational_operation): Use it.
4807 * combine.c (combine_simplify_rtx): Don't do associative law
4808 on divisions; allow associative law on floats.
4810 2001-07-17 H.J. Lu <hjl@gnu.org>
4811 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4813 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
4814 ASM_OUTPUT_WEAK_ALIAS are defined.
4815 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
4816 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
4818 * config/mips/iris5.h: ... here.
4819 (HANDLE_SYSV_PRAGMA): Defined as 1.
4820 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
4821 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
4824 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4826 * c-parse.in (all_prefix_attributes): New variable.
4827 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
4828 (maybe_resetattrs): New production.
4829 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
4830 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
4831 notype_initdcl, nested_function, notype_nested_function,
4832 component_decl, components, components_notype,
4833 component_declarator, component_notype_declarator,
4834 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
4835 ivars, mydecl, myparm): Update. Avoid prefix attributes just
4836 after a comma being applied to more than one declarator.
4837 * doc/extend.texi (Attribute Syntax): Update. Remove
4838 documentation of bugs that are no longer present.
4840 2001-07-13 Eric Christopher <echristo@redhat.com>
4842 * config/mips/mips.h: Change TUNE_MIPS* options to use
4844 (EXTRA_SPECS): Add cc1_cpu_spec.
4845 * config/mips/mips.md (muldf3): Fix typo.
4847 2001-07-16 Richard Henderson <rth@redhat.com>
4849 * config/m68k/m68k.c: Include expr.h and reload.h.
4850 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
4851 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
4853 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4854 Richard Henderson <rth@redhat.com>
4856 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
4857 (insn_live_p): Fix fall off end of function.
4858 (dead_libcall_p): Remove COUNTS argument; update callers.
4859 (delete_trivially_dead_insns): Remove unused variables.
4861 2001-07-17 Andreas Jaeger <aj@suse.de>
4863 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
4866 * lcm.c (optimize_mode_switching): Avoid warning for unused
4867 variable if !NORMAL_MODE.
4869 * flow.c (try_crossjump_to_edge): Remove unused variable.
4871 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
4873 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
4874 atexit declaration in stdlib.h.
4876 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
4878 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
4880 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4882 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
4883 * except.c (finish_eh_generation): Update call of cleanup_cfg;
4884 do rebuild_jump_labels instead of jump_optimize
4885 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
4886 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
4887 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
4889 * flow.c: Include timevar.h
4890 (find_basic_block): Push/pop timevar;
4891 (cleanup_cfg): Likewise.
4892 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
4893 * Makefile: Add dependencies on timevar.h
4895 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
4896 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
4898 * rtl.h (delete_trivially_dead_insns): Add new parameter.
4899 * toplev.c (rest_of_compilation): Update calls.
4900 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
4901 (delete_trivially_dead_insns): ... here; accept new argument
4902 preserve_basic_blocks; preserve basic blocks if set.
4904 * reg-stack.c (stack_regs_mentioned): Return 0 if
4905 stack_regs_mentioned_data is not initialized.
4906 (reg_to_stack): Make stack_regs_mentioned survive after the
4907 reg-stack is completted; do not call cleanup_cfg.
4908 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
4909 make cleanup_cfg after bb-reorder to output to debug file.
4911 2001-07-16 Richard Henderson <rth@redhat.com>
4913 * regclass.c (init_reg_sets): Use only 32 bits per initializer
4914 from int_reg_class_contents.
4916 2001-07-16 Richard Henderson <rth@redhat.com>
4918 * hard-reg-set.h (regs_invalidated_by_call): Declare.
4919 * regclass.c (regs_invalidated_by_call): Move from cse.c.
4920 (init_reg_sets_1): Move initialization from cse_main.
4921 * cse.c (regs_invalidated_by_call): Move to regclass.c.
4922 (cse_main): Move its initialization also.
4923 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
4924 * flow.c (propagate_one_insn): Likewise.
4925 * gcse.c (compute_hash_table): Likewise.
4926 (compute_kill_rd, compute_store_table): Likewise.
4927 * sched-deps.c (sched_analyze_1): Likewise.
4929 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
4931 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
4934 2001-07-16 Steve Ellcey <sje@cup.hp.com>
4936 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
4937 in if statement so we don't access undefined memory.
4939 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4941 * gcse.c: Update comment at top.
4942 Update comment on mem handling.
4943 mem_last_set, mem_first_set, mem_set_in_block: gone.
4944 Declaration of reg_set_info: gone.
4945 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
4946 pointless with load_killed_in_block_p (they are *more*
4947 conservative then it, not less, and less accurate).
4948 (oprs_not_set_p): Ditto.
4949 (alloc_gcse_mem): Don't allocate mem_set_in_block
4950 (free_gcse_mem): Don't free it, either.
4951 (record_last_mem_set_info): Update comment in front, remove
4952 mem_*set_* stuff. Note the reason we don't handle stores directly
4954 (compute_hash_table): Update comments to reflect reality. Remove
4955 mem_*set_* references.
4956 (reset_opr_set_tables): Remove mem_*set_* references.
4958 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
4959 (mark_clobber): Ditto (on both parts, we double set here too).
4960 (expr_killed_p): Remove mem_set_in_block test.
4961 (compute_transp): Remove mem_set_in_block test.
4963 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
4964 of edge, and removal of phi alternative to dump file.
4965 (ssa_ccp_substitute_constants): Add note about register now being
4966 constant, and which uses were replaced in what insns to dump file.
4968 2001-07-16 Andreas Jaeger <aj@suse.de>
4970 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
4971 variables of type HOST_WIDEST_INT.
4973 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
4974 (__bb_exit_func): Correct type of count_max to avoid overflow.
4975 (num_digits): Handle long long argument.
4977 * combine.c (gen_lowpart_for_combine): Remove unused variable.
4979 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4981 * output.h (sdb_begin_function_line): Restore as an extern
4983 * sdbout.c (sdb_begin_function_line): Make extern.
4985 2001-07-15 Richard Henderson <rth@redhat.com>
4987 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
4988 * genrecog.c (maybe_both_true_mode): New.
4989 (maybe_both_true_2): Use it.
4990 (write_switch): Don't put Pmode in a switch.
4991 * rtl.c (mode arrays): Don't explicitly size them.
4993 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4995 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
4996 handling; move unconditional splitting before mode switching.
4998 * i386.md (type): Add fistp type.
4999 (i387, length_attr, scheduling definitions): Handle this type.
5000 (fix_trunc?f?i2): Revamp to use mode switching.
5001 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
5002 * i386.h (fp_cw_mode): New enum
5003 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
5004 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
5006 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5008 * Makefile.in (integrate.o): Add debug.h.
5009 * integrate.c (debug.h): Add.
5010 (output_inline_function): Save, reset, and restore debug_hooks.
5012 2001-07-15 Richard Henderson <rth@redhat.com>
5014 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
5015 instead of COMPARE for the EQUIV expression.
5017 2001-07-15 Richard Henderson <rth@redhat.com>
5019 * flow.c (redirect_edge_and_branch_force): Initialize
5020 global_live_at_start and global_live_at_end.
5021 (allocate_bb_life_data): Export.
5022 * basic-block.h (allocate_bb_life_data): Declare.
5023 * toplev.c (rest_of_compilation): Call it.
5025 2001-07-15 Richard Henderson <rth@redhat.com>
5027 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
5028 (alpha_tablejump_best_label): New.
5029 * config/alpha/alpha-protos.h: Declare them.
5030 * config/alpha/alpha.md: Use braced strings for code blocks.
5031 (tablejump_osf): Break out add with r29.
5032 (tablejump_osf_internal): Remove.
5033 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
5034 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
5036 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5038 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
5041 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
5043 * i386-protos.h (ix86_split_fp_branch): Update prototype.
5044 (ix86_fp_jump_nontrivial_p): New.
5045 * i386.md (fp_jcc_?): Update call of split_fp_branch;
5046 use ix86_fp_jump_nontrivial_p.
5047 * i386.c (ix86_fp_jump_nontrivial_p): New.
5048 (ix86_split_fp_branch): Accept code instead of rtx.
5049 (ix86_expand_compare): Expand comparison early in case
5050 doing so is resonably cheap.
5052 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
5054 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
5056 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
5057 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
5059 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
5061 * dbxout.c (dbxout_source_line): Make static, update prototype.
5062 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
5063 (dbxout_init, dbxout_finish, dbxout_source_line,
5064 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
5065 * dbxout.h (dbxout_source_line): Delete.
5066 * debug.c (debug_nothing_file, debug_nothing_file_int,
5067 debug_nothing_file_charstar_rtx): New.
5068 (do_nothing_debug_hooks): Update.
5069 (debug_nothing_void, debug_nothing_charstar_rtx,
5070 dwarf2out_end_epilogue): New.
5071 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5072 * debug.h (struct rtx_def): Declare.
5073 (gcc_debug_hooks): New hooks source_line, end_epilogue
5075 (debug_nothing_void, debug_nothing_charstar_rtx,
5076 dwarf2out_end_epilogue): New.
5077 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5078 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
5079 (dwarf2_debug_hooks): Update.
5080 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
5081 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
5082 * dwarf2out.h (dwarf2out_source_line): Remove.
5083 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
5084 Make static, update prototype.
5085 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
5086 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
5087 (dwarf_debug_hooks): Update.
5088 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
5089 dwarfout_end_function): Remove.
5090 * final.c (profile_function): Use debug hooks for ending functions
5092 (output_source_line, final_end_function): Update prototype,
5094 (final_start_function, final_scan_insn): Update.
5095 * output.h (sdb_begin_function_line): Remove.
5096 (final_end_function): Update prototype.
5097 * sdbout.c (sdb_begin_function_line): Make static.
5098 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
5099 (sdbout_source_line): New.
5100 (sdbout_end_epilogue, sdbout_end_function): Make static, update
5102 (sdb_debug_hooks): Update.
5103 (sdbout_init, sdbout_source_line,
5104 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
5105 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
5106 * toplev.c (compile_file, rest_of_compilation): Update.
5107 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
5108 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
5109 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
5110 Update for prototype changes.
5111 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
5112 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
5114 2001-07-15 Richard Henderson <rth@redhat.com>
5116 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
5117 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
5118 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
5119 * config/alpha/alpha.c: Likewise.
5120 * config/alpha/alpha.md: Likewise.
5121 * config/alpha/alpha32.h: Likewise.
5122 * config/alpha/vms.h: Likewise.
5125 2001-07-14 Richard Henderson <rth@redhat.com>
5127 * config/alpha/alpha.md: Use define_constants for unspec values.
5128 Substitute throughout.
5130 2001-07-14 Tim Josling <tej@melbpc.org.au>
5132 * tree.def (EXPON_EXPR) remove. Never supported anyway.
5134 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
5136 * pa.md: Remove unused constraints from define_split's.
5138 2001-04-14 Richard Henderson <rth@redhat.com>
5140 * ifcvt.c (find_cond_trap): Test for exit block.
5142 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
5144 Re-install recently reverted patch.
5145 * emit-rtl.c (try_split): Update mark_jump_label call.
5146 * flow.c (find_sub_basic_blocks): Likewise.
5147 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5149 (mark_all_labels): Kill second parameter.
5150 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5151 (rebuild_jump_labels, jump_optimize_minimal): Update call
5153 (jump_optimize_1): Kill crossjumping code.
5154 (mark_jump_label): Kill cross_jump parameter.
5155 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5156 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5157 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5159 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5161 (dump_file_info): Likewise.
5162 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5163 reorganize passes to do reg-stack first, bb-reorder second.
5164 * invoke.texi (-d letters doc): Remove the jump2 pass.
5166 2001-07-14 Richard Henderson <rth@redhat.com>
5168 * ifcvt.c (find_cond_trap): New.
5169 (find_if_header): Call it.
5170 (merge_if_block): Relax existing jump sanity check.
5171 * jump.c (jump_optimize_1): Remove conditional trap handling.
5173 2001-07-14 Alan Modra <amodra@bigpond.net.au>
5175 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
5177 (insn_refs_are_delayed): Correct comment.
5178 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
5179 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
5180 instead of r31. Make associated insn !TARGET_64BIT, and
5181 provide an additional 64-bit insn that clobbers r2.
5183 (udivsi3): Likewise.
5185 (umodsi3): Likewise.
5187 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
5189 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
5191 * flow.c (redirect_edge_and_branch_force, split_edge,
5192 try_crossjump_to_edge): Use set_block_for_new_insns.
5193 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
5195 2001-07-13 H.J. Lu (hjl@gnu.org)
5197 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
5200 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5202 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
5204 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
5206 * c-common.c (decl_attributes): Take a pointer to the node to
5207 which attributes are to be attached, and a flags argument.
5208 * c-common.h (enum attribute_flags): New.
5209 (decl_attributes): Update prototype.
5210 * c-decl.c (start_decl, push_parm_decl, finish_struct,
5211 finish_enum, start_function): Update calls to decl_attributes.
5212 * c-parse.in (component_declarator, component_notype_declarator,
5213 label): Update calls to decl_attributes.
5215 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
5217 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
5218 * config/avr/avr.c (legitimate_address_p): Return value changed
5219 from letter to register classes. For better debugging.
5221 2001-07-13 Kazu Hirata <kazu@hxi.com>
5223 * jump.c (reversed_comparison_code_parts): Fix comment typos.
5225 2001-07-13 H.J. Lu (hjl@gnu.org)
5227 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
5229 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
5231 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
5232 correctly for shared configurations.
5233 * config/t-libgcc-pic: New.
5234 * config/{i386,m68k,sparc}/t-openbsd: New.
5235 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
5236 Support -shared. Support debugging libraries with -g.
5237 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
5238 frame information does not emit pointer diffs.
5239 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
5242 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5244 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
5246 2001-07-13 David Edelsohn <edelsohn@gnu.org>
5248 * combine.c (try_combine): Ensure const_int pow2 is positive.
5250 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
5252 * config.gcc: Add configuration for s/390.
5253 * config/s390/s390.c: New. Subroutines for code generation.
5254 * config/s390/s390.h: New. Definitions for s/390.
5255 * config/s390/s390-protos.h: New. Prototypes.
5256 * config/s390/linux.h: New. Definitions for linux for s/390.
5257 * config/s390/linux64.h: New. Definitions for linux for zSeries.
5258 * config/s390/t-linux: New. Makefile fragment.
5259 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
5260 * config/s390/fixdfdi.h: New. Fix L_fix*di.
5262 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5264 * emit-rtl.c (try_split): Update mark_jump_label call.
5265 * flow.c (find_sub_basic_blocks): Likewise.
5266 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5268 (mark_all_labels): Kill second parameter.
5269 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5270 (rebuild_jump_labels, jump_optimize_minimal): Update call
5272 (jump_optimize_1): Kill crossjumping code.
5273 (mark_jump_label): Kill cross_jump parameter.
5274 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5275 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5276 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5278 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5280 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5281 reorganize passes to do reg-stack first, bb-reorder second.
5282 * invoke.texi (-d letters doc): Remove the jump2 pass.
5284 2001-07-12 Steve Ellcey <sje@cup.hp.com>
5286 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
5288 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5290 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
5292 (verify_flow_info): Make diagnostics prettier.
5294 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5296 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
5298 * flow.c (outgoing_edges_match): Return early if condition reversal
5301 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
5303 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
5304 (mips_move_2words): When splitting a move into two instructions,
5305 prefix the second address operand with '%D'.
5307 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
5309 * Makefile.in (final.o): Depend on debug.h.
5310 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
5311 (dbx_debug_hooks): Add new hooks.
5312 (xcoff_debug_hooks): New.
5313 * debug.c (debug_nothing_file_int_int): New.
5314 (do_nothing_debug_hooks): Update.
5315 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
5316 (debug_nothing_file_int_int): New.
5317 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
5318 static, update prototype.
5319 (dwarf2_debug_hooks): Update.
5320 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
5321 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
5322 static, update prototype.
5323 (dwarf_debug_hooks): Update.
5324 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
5325 * final.c: Include debug.h.
5326 (final_scan_insn): Use debug hooks when beginning and ending blocks.
5327 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
5328 static, update prototype.
5329 (sdb_debug_hooks): Update.
5330 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
5331 * toplev.c: Distinguish between xcoff and dbx.
5333 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
5334 Call all debug hooks, not just dwarf ones.
5336 2001-07-11 Timothy Wall <twall@redhat.com>
5338 * config.gcc: Add configuration for AIX5/IA64.
5339 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
5340 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
5341 support prefix/suffix code.
5342 * config/ia64/t-aix: New. Makefile fragment.
5343 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
5345 2001-07-11 Kazu Hirata <kazu@hxi.com>
5347 * recog.c (validate_change): Fix a comment typo.
5349 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
5351 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
5352 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
5354 * dbxout.c (dbx_debug_hooks): Add new hooks.
5355 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
5357 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
5359 * dbxout.h (dbxout_start_new_source_file,
5360 dbxout_resume_previous_source_file): Delete.
5361 * debug.c (do_nothing_debug_hooks): Add new hooks.
5362 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5363 (debug_nothing_int_charstar, debug_nothing_int): New.
5364 * debug.h (gcc_debug_hooks): New hooks define, undef,
5365 start_source_file and end_source_file.
5366 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5367 (debug_nothing_int_charstar, debug_nothing_int): New.
5368 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
5369 the conditionally compiled section.
5370 (dwarf2out_start_source_file, dwarf2out_end_source_file,
5371 dwarf2out_define, dwarf2out_undef): Make static.
5372 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
5373 dwarf2out_define, dwarf2out_undef): Remove.
5374 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
5375 (dwarfout_start_source_file, dwarfout_end_source_file,
5376 dwarfout_define, dwarfout_undef): Make static.
5377 (dwarfout_start_source_file_check,
5378 dwarfout_end_source_file_check): New.
5379 (dwarfout_define, dwarfout_finish): Update.
5380 * dwarfout.h (dwarfout_start_new_source_file,
5381 dwarfout_resume_previous_source_file, dwarfout_define,
5382 dwarfout_undef): Remove.
5383 * sdbout.c (sdb_debug_hooks): Add new hooks.
5384 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
5386 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
5387 make static, take an arg.
5388 * sdbout.h (sdbout_start_new_source_file,
5389 sdbout_resume_previous_source_file): Delete.
5390 * toplev.c (debug_start_source_file, debug_end_source_file,
5391 debug_define, debug_undef): Delete.
5392 * toplev.h (debug_start_source_file, debug_end_source_file,
5393 debug_define, debug_undef): Delete.
5395 * java/jcf-parse.c: Include debug.h.
5396 (parse_class_file): Update to use debug hooks directly.
5397 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
5399 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5401 * alias.c (set_mem_alias_set): New function.
5402 * rtl.h (set_mem_alias_set): Declare it.
5403 * builtins.c (expand_builtin_return_addr): Call it instead of
5404 using MEM_ALIAS_SET accessor.
5405 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
5406 (get_memory_rtx, expand_builtin_va_arg): Likewise.
5407 (expand_builtin_va_copy):Likewise.
5408 * caller-save.c (setup_save_areas): Likewise.
5409 * calls.c (compute_argument_addresses): Likewise.
5410 * explow.c (set_mem_attributes): Likewise.
5411 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
5412 (expand_assignment, store_constructor_field, store_field): Likewise.
5413 (expand_expr_unaligned): Likewise.
5414 * function.c (assign_stack_temp_for_type): Likewise.
5415 (put_reg_into_stack, gen_mem_addressof): Likewise.
5416 * ifcvt.c (noce_try_cmove_arith): Likewise.
5417 * reload1.c (reload, alter_reg): Likewise.
5418 * config/alpha/alpha.c (get_aligned_mem): Likewise.
5419 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
5420 (alpha_expand_unaligned_store): Likewise
5421 (alpha_expand_unaligned_load_words): Likewise.
5422 (alpha_expand_unaligned_store_words): Likewise.
5423 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
5424 (alpha_expand_epilogue): Likewise.
5425 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
5426 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
5427 * config/i386/i386.c (legitimize_pic_address): Likewise.
5428 * config/i960/i960.c (setup_incoming_varargs): Likewise.
5429 * config/ia64/ia64.c (spill_restore_mem): Likewise.
5430 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
5431 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
5432 * config/mips/mips.c (mips_va_arg): Likewise.
5433 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5434 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
5435 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5436 (setup_incoming_varargs, rs6000_va_arg): Likewise.
5437 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
5438 (rs6000_emit_epilogue): Likewise.
5439 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
5440 * config/sparc/sparc.c (sparc_va_arg): Likewise.
5441 * config/v850/v850.c (v850_va_arg): Likewise.
5443 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
5445 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
5446 when fallthru edge is present.
5447 (mege_blocks): Handle case where creation of jump insn
5450 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
5451 CLEANUP_POST_REGSTACK): New constants.
5452 * except.c (finish_eh_generation): Update call of cleanup_cfg,
5453 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
5454 * output.h (cleanup_cfg): Update prototype.
5455 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
5456 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
5457 cleanup_cfg call; kill missleading comment.
5458 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
5459 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
5460 parameter; control optimizations performed using it.
5461 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5462 try_crossjump_bb): New functions.
5464 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5466 * pa.c (pa_output_function_prologue): Delete prototype. Make function
5468 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
5469 pa_output_function_prologue.
5470 * pa-protos.h (pa_output_function_prologue): New prototype.
5472 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5474 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
5475 and low to get correct sign extension in low+high test.
5477 2001-07-11 Janis Johnson <janis@us.ibm.com>
5479 * gcov.c (arcdata): Use gcov_type to fix branch percentage
5480 for large hit count.
5482 * profile.c (branch_prob): Fix .bbg info for computed gotos
5485 2001-07-11 Mark Mitchell <mark@codesourcery.com>
5487 * stmt.c (parse_output_constraint): New function, split out
5489 (expand_asm_operands): ... here. Use parse_output_constraint.
5490 * tree.h (parse_output_constraint): Declare it.
5492 2001-07-11 Richard Henderson <rth@redhat.com>
5494 * bitmap.c: Comment some functions; fiddle whitespace.
5495 (bitmap_free): Don't export.
5496 (bitmap_element_allocate): Use memset.
5497 * bitmap.h (bitmap_free): Don't declare.
5499 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
5501 * gcse.c, lcm.c, sched-deps.c:
5502 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
5504 * flow.c (flow_loops_find): Free dom if we found no loops, since
5505 we aren't going to save it.
5507 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
5510 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
5512 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
5514 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5516 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
5517 #ifndef DWARF2_DEBUGGING_INFO.
5519 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5521 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
5523 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5525 * config/mips/mips.c (gen_int_relational): Tell the caller not to
5526 reverse a branch if a NE comparison is implemented with GTU.
5528 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5529 H.J. Lu <hjl@gnu.org>
5531 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
5533 (call_internal2): Likewise.
5534 (call_value_internal1): Likewise.
5535 (call_value_internal2): Likewise.
5536 (call_value_multiple_internal1): Likewise.
5537 (call_value_multiple_internal2): Likewise.
5539 2001-07-10 Kazu Hirata <kazu@hxi.com>
5541 * calls.c (emit_library_call_value_1): Fix a comment typo.
5542 * dwarf2out.c (mem_loc_descriptor): Likewise.
5543 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
5545 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
5547 * simplify-rtx.c (simplify_subreg): Fix typo in comment
5549 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5551 * recog.c (offsettable_address_p): Handle LO_SUM case.
5552 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
5553 instead of plus_constant.
5555 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5557 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
5558 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
5560 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5562 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
5563 adjust_address_nv instead of plus_constant.
5565 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
5567 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
5568 dwarf2out.o): Depend on debug.h, wrap long lines.
5569 * dbxout.c: Include debug.h.
5570 (dbx_debug_hooks): New.
5571 (dbxout_init): Make static, take just 2 args.
5572 (dbxout_finish): Make static.
5573 * dbxout.h (dbxout_init, dbxout_finish): Delete.
5574 * debug.c: New file.
5575 * debug.h: New file.
5576 * dwarf2out.c: Include debug.h.
5577 (dwarf2_debug_hooks): New.
5578 (dwarf2out_init): Make static.
5579 (dwarf2out_finish): Make static, take 2 args.
5580 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
5581 * dwarfout.c: Include debug.h.
5582 (dwarf_debug_hooks): New.
5583 (dwarfout_init): Make static.
5584 (dwarfout_finish): Make static, take 2 args.
5585 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
5586 * sdbout.c: Include debug.h.
5587 (sdb_debug_hooks): New.
5588 (sdbout_init): Make static, take 2 args.
5589 * sdbout.h (sdbout_init): Delete.
5590 * toplev.c: Include debug.h.
5592 (compile_file): Set deubg_hooks based on command line options.
5593 Use the hooks unconditionally rather than conditional compilation.
5595 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
5597 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
5598 first_insn_after_basic_block_note instead.
5600 * df.c (df_bb_refs_unlink): #if 0 out for now.
5602 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
5604 * ssa.h: Add prototype for ssa_const_prop
5605 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
5606 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
5607 (ssa_fast_dce): Remove unused variable
5609 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5611 * diagnostic.c (finish_diagnostic): Rename to
5612 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
5615 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
5617 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
5620 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
5621 (dump_file): Only pad the demangled name with spaces if the
5622 mangled name was padded with spaces.
5624 2001-07-10 Bernd Schmidt <bernds@redhat.com>
5626 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
5629 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5631 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
5632 extraction if no direct load if either EXPAND_CONST_ADDRESS or
5635 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
5636 whether can put offset inside LO_SUM to check mode alignment, not size.
5638 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5640 * doc/tm.texi (Misc): Fix thinko.
5642 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
5644 * regmove.c (replace_in_call_usage): Fix warnings.
5645 * sched-deps.c (add_dependence): Fix warnings.
5646 * simplify-rtx.c (simplify_subreg): Likewise.
5647 Return NULL_RTX instead of NULL.
5649 * reg-stack.c (emit_swap_insn): Eliminate warnings.
5650 (subst_asm_stack_regs): Likewise.
5652 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
5655 * dwarf2out.c (output_call_frame_info): Declare i as int.
5656 (build_abbrev_table): Declare n_alloc as int.
5657 (dwarf2out_finish): Initialize die.
5658 * except.c: Declare sjlj_funcdef_number as unsigned.
5659 (connect_post_landing_pads): Declare j as unsigned.
5660 (convert_to_eh_region_ranges): Initialize call_site.
5661 (output_function_exception_table): Initialize tt_format_size.
5662 * expr.c (move_by_pieces_1): Initialize to1.
5663 (store_constructor): Initialize minelt and maxelt.
5664 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
5665 * function.c (instantiate_decls): Avoid signed/unsigned warning.
5667 * c-decl.c (combine_parm_decls): Unused, remove.
5668 * c-tree.h: Remove prototype for combine_parm_decls.
5670 * reload.c (push_reload): Fix warning.
5671 (regno_clobbered_p): Likewise.
5672 * reload1.c (replace_pseudos_in_call_usage): Likewise.
5673 (reload_combine): Likewise.
5675 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
5676 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
5678 * bitmap.c (bitmap_operation): Change user.
5679 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
5681 2001-07-10 Eric Christopher <echristo@redhat.com>
5683 * config/mips/mips.c (override_options): Fix typo.
5685 2001-07-09 Stan Shebs <shebs@apple.com>
5687 * target.h (struct gcc_target): New fields init_builtins and
5689 * target-def.h (TARGET_INIT_BUILTINS): New macro.
5690 (TARGET_EXPAND_BUILTIN): New macro.
5691 (TARGET_INITIALIZER): Add them.
5692 * builtins.c: Include target.h.
5693 (expand_builtin): Use targetm.expand_builtin.
5694 (default_init_builtins): New function.
5695 (default_expand_builtin): New function.
5696 * expr.h (default_init_builtins): Declare.
5697 (default_expand_builtin): Declare.
5698 * c-common.c (c_common_nodes_and_builtins): Use
5699 targetm.init_builtins.
5700 * defaults.h (MD_INIT_BUILTINS): Remove.
5701 * Makefile.in (builtins.o): Depend on target.h.
5703 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
5704 (TARGET_EXPAND_BUILTIN): Define.
5705 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
5706 (MD_EXPAND_BUILTIN): Remove.
5708 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
5709 (TARGET_EXPAND_BUILTIN): Define.
5710 (c4x_init_builtins): Make endlink arg a local.
5711 (c4x_print_operand): Fix typos in adjust_address usages.
5712 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
5713 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
5714 (MD_EXPAND_BUILTIN): Remove.
5716 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
5717 (TARGET_EXPAND_BUILTIN): Define.
5718 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
5719 (ix86_init_builtins): Call new function only if TARGET_MMX.
5720 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
5721 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
5722 (MD_EXPAND_BUILTIN): Remove.
5724 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
5725 (TARGET_EXPAND_BUILTIN): Define.
5726 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
5727 (MD_EXPAND_BUILTIN): Remove.
5729 * doc/tm.texi: Document these changes.
5731 2001-07-09 Diego Novillo <dnovillo@redhat.com>
5733 * basic-block.h (tree_node): Forward declare if needed.
5734 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
5735 (BLOCK_HEAD_TREE): Define.
5736 (BLOCK_END_TREE): Define.
5737 (struct loops): Rename field 'tree' to 'tree_root'.
5738 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
5740 (flow_loops_tree_build): Rename reference to field 'tree' to
5742 (flow_loops_level_compute): Ditto.
5743 * predict.c (estimate_bb_frequencies): Ditto.
5744 * tree.h (struct tree_common): Add field 'aux'.
5746 2001-07-09 Stan Shebs <shebs@apple.com>
5748 * config/darwin.c (darwin_encode_section_info): Don't mark any
5749 DECL_EXTERNAL node as defined.
5751 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5753 * pa.c (pa_init_machine_status, pa_mark_machine_status,
5754 pa_free_machine_status, hppa_init_pic_save): Delete.
5755 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
5756 (hppa_profile_hook): Use hppa_pic_save_rtx.
5757 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
5758 hppa_init_pic_save): Delete.
5759 (hppa_pic_save_rtx): Declare.
5760 * pa.md (call, call_value, sibcall, sibcall_value,
5761 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
5763 2001-07-09 Kazu Hirata <kazu@hxi.com>
5765 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
5766 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
5768 2001-07-09 Andreas Jaeger <aj@suse.de>
5770 * output.h: Add declaration of final_forward_branch_p.
5772 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
5774 * varray.c: Include errors.h for internal_error and trim_filename
5777 * Makefile.in (varray.o): Add errors.h.
5779 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
5781 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
5782 * optabs.c (have_add2_insn): Check whether the add insn chosen
5783 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
5784 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
5786 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
5788 * Makefile.in (OBJS): Add ssa-ccp.o
5789 (ssa-ccp.o): Add dependencies.
5790 * toplev.c (DFI_ssa_ccp): New dump file enum.
5791 (dump_file): Add entry for dumping after SSA CCP.
5792 (flag_ssa_ccp): New flag variable.
5793 (f_options): Add -fssa-ccp.
5794 (rest_of_compilation): Run SSA CCP if requested.
5795 * timevar.def (TV_SSA_CCP): New timevar.
5796 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
5797 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
5798 Fix minor typo in SSA DCE documentation.
5799 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
5800 Add documentation for new dump option. Renumber dump files
5803 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5805 * emit-rtl.c (gen_highpart_mode): New.
5806 * rtl.h (gen_highpart_mode): Declare.
5807 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
5808 operand can be VOIDmode constant.
5810 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5812 * flow.c (redirect_edge_and_branch_force): New.
5813 (can_fallthru): Ensure that basic blocks are succeeding.
5814 (try_optimize_cfg): Do not delete basic block if it is the last one.
5816 * flow.c (try_redirect_by_replacing_jump): Do not remove
5817 jumps with side effects, unlink chain on fallthru edge;
5818 set block for new jump instruction; avoid basic block to
5819 over by line number note.
5821 * flow.c (try_simplify_condjump): Verify that the condjump
5822 is not always falling trought.
5825 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
5827 * flow.c (forwarder_block_p): Fix for fallthru blocks.
5828 (try_redirect_by_replacing_jump): Update properly the count
5829 and frequency information.
5831 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5833 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
5834 address that is a LO_SUM specially.
5835 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
5837 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
5839 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
5840 (operand_subword): Use them.
5841 (change_address_1): Renamed from change_address; new arg VALIDATE.
5842 * expr.h: Reflect above changes; change_address now macro.
5843 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
5845 * cselib.c (add_mem_for_addr): Likewise.
5846 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
5847 * regmove.c (try_apply_stack_adjustment): Likewise.
5848 * reload.c (push_reload, make_memloc): Likewise.
5849 * reload1.c (eliminate_regs): Likewise.
5850 * simplify-rtx.c (simplify_replace_rtx): Likewise.
5851 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
5853 * combine.c (make_extraction, simplify_shift_const): Likewise.
5854 (gen_lowpart_for_combine): Likewise.
5855 * cse.c (gen_lowpart_if_possible): Likewise.
5856 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
5857 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
5858 * optabs.c (gen_move_insn): Likewise.
5859 * reload1.c (alter_reg): Likewise.
5860 * simplify-rtx.c (simplify_subreg): Likewise.
5861 * stmt.c (expand_anon_union_decl): Likewise.
5862 * recog.c (validate_replace_rtx_1): Likewise.
5864 * Makefile.in (recog.o): Add $(EXPR_H).
5865 * explow.c (stabilize): Call replace_equiv_address.
5866 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
5867 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
5869 2001-07-03 Andrew Haley <aph@redhat.com>
5871 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
5872 the mode of the memory location.
5874 2001-07-09 Bo Thorsen <bo@suse.co.uk>
5876 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
5878 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
5880 * final.c (output_addr_const): Use target opening and
5881 closing parentheses.
5882 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
5883 defaults, add to TARGET_ASM_OUT.
5884 * target.h (struct gcc_target): Add open_paren and close_paren.
5885 * doc/md.texi: Update.
5886 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
5887 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
5888 TARGET_ASM_CLOSE_PAREN.
5889 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5891 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5893 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
5894 * config/a29k/a29k.h: Similarly.
5895 * config/alpha/alpha.h: Similarly.
5896 * config/arc/arc.h: Similarly.
5897 * config/arm/aof.h: Similarly.
5898 * config/arm/aout.h: Similarly.
5899 * config/avr/avr.h: Similarly.
5900 * config/c4x/c4x.h: Similarly.
5901 * config/clipper/clipper.h: Similarly.
5902 * config/convex/convex.h: Similarly.
5903 * config/d30v/d30v.h: Similarly.
5904 * config/dsp16xx/dsp16xx.h: Similarly.
5905 * config/elxsi/elxsi.h: Similarly.
5906 * config/fr30/fr30.h: Similarly.
5907 * config/h8300/h8300.h: Similarly.
5908 * config/i370/i370.h: Similarly.
5909 * config/i386/i386.h: Similarly.
5910 * config/i860/i860.h: Similarly.
5911 * config/i960/i960.h: Similarly.
5912 * config/ia64/ia64.h: Similarly.
5913 * config/m32r/m32r.h: Similarly.
5914 * config/m68hc11/m68hc11.h: Similarly.
5915 * config/m68k/m68k.h: Similarly.
5916 * config/m88k/m88k.h: Similarly.
5917 * config/mcore/mcore.h: Similarly.
5918 * config/mips/mips.h: Similarly.
5919 * config/mn10200/mn10200.h: Similarly.
5920 * config/mn10300/mn10300.h: Similarly.
5921 * config/ns32k/ns32k.h: Similarly.
5922 * config/pa/pa.h: Similarly.
5923 * config/pdp11/pdp11.h: Similarly.
5924 * config/pj/pj.h: Similarly.
5925 * config/romp/romp.h: Similarly.
5926 * config/rs6000/rs6000.h: Similarly.
5927 * config/sh/sh.h: Similarly.
5928 * config/sparc/sparc.h: Similarly.
5929 * config/v850/v850.h: Similarly.
5930 * config/vax/vax.h: Similarly.
5931 * config/we32k/we32k.h: Similarly.
5933 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
5935 * doc/c-tree.texi: Document representation of attributes.
5937 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5939 * doc/tm.texi: Update some places for the rename of target to
5942 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5944 * target.h (struct gcc_target): Add insert_attributes.
5945 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
5946 (TARGET_INITIALIZER): Update.
5947 * tree.c, tree.h (default_insert_attributes): New function.
5948 Update comments on other default functions to refer to targetm,
5950 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
5951 TARGET_INSERT_ATTRIBUTES.
5952 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
5953 * c-common.c (decl_attributes): Use targetm.insert_attributes.
5954 Don't use PRAGMA_INSERT_ATTRIBUTES.
5955 * Makefile.in (c-common.o): Depend on $(TARGET_H).
5956 * c-decl.c (start_decl, start_function): Don't call
5957 SET_DEFAULT_DECL_ATTRIBUTES.
5958 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
5959 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
5961 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
5962 (c4x_check_attribute): Avoid modifying attribute list itself.
5963 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
5965 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
5966 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
5968 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
5969 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
5971 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
5972 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
5974 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
5975 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
5976 Adjust parameters. Make static.
5978 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5980 * c-common.c (decl_attributes): Only take a single attributes
5982 * c-common.h (decl_attributes): Update prototype.
5983 * c-decl.c (start_decl, start_function): Only take a single
5984 attributes parameter. Update calls to decl_attributes.
5985 (finish_struct, finish_enum): Update calls to decl_attributes.
5986 (push_parm_decl): Expect unified list of attributes. Update call
5988 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
5989 notype_nested_function, component_declarator,
5990 component_notype_declarator, label): Update calls to
5992 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
5993 lists that are passed to push_parm_decl.
5994 * c-tree.h (start_function, start_decl): Update prototypes.
5995 * config/sh/sh-protos.h, config/sh/sh.c
5996 (sh_pragma_insert_attributes): Only take a single attributes
5998 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
5999 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
6000 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
6001 build_module_descriptor, generate_static_references,
6002 generate_strings, build_selector_translation_table,
6003 generate_descriptor_table, generate_protocols,
6004 generate_ivars_list, generate_dispatch_table,
6005 generate_protocol_list, generate_category,
6006 generate_shared_structures, really_start_method, add_objc_decls,
6007 generate_classref_translation_entry): Update calls to start_decl
6009 (build_tmp_function_decl, start_method_def): Unify attribute lists
6010 that are passed to push_parm_decl.
6012 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
6014 * final.c (no_asm_to_stream): New.
6015 (final_scan_insn): Use target structures for prologue ends
6016 and epilogue starts.
6017 * output.h (no_asm_to_stream): New.
6018 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
6019 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
6020 (TARGET_ASM_OUT): Update.
6021 * target.h (struct gcc_target): New members function_end_prologue
6022 and function_begin_epilogue.
6023 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
6024 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
6025 * config/alpha/alpha.c (output_end_prologue): Rename to
6026 alpha_output_function_end_prologue. Use in target struct
6028 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
6029 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
6030 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
6031 ia64_output_function_end_prologue. Use in target struct
6033 (ia64_function_prologue, ia64_funciton_epilogue): Rename
6034 mistyped prototypes.
6035 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
6036 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
6038 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
6039 an use in target struct, make static.
6040 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
6043 2001-07-08 Richard Henderson <rth@redhat.com>
6045 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
6047 2001-07-08 Richard Henderson <rth@redhat.com>
6049 * config/i386/i386.md: Remove constraints strings from define_split
6050 and define_peephole2 patterns.
6051 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
6052 (eh_return): Use them.
6054 2001-07-08 Richard Henderson <rth@redhat.com>
6056 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
6057 Document MD_FALLBACK_FRAME_STATE_FOR.
6059 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6061 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
6062 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
6064 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
6066 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
6068 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
6069 of the label inside NAME as opposed to just the end of NAME.
6071 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
6073 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
6074 * config/alpha/alpha.c (alpha_init_machine_status,
6075 alpha_mark_machine_status, alpha_free_machine_status): Delete.
6076 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
6077 (vms_valid_decl_attribute_p): Make static, conditionally compile.
6078 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
6080 2001-07-06 Stan Shebs <shebs@apple.com>
6082 * target.h (targetm): Rename global from "target", so as not to
6083 conflict with local variables.
6085 * c-typeck.c: Ditto.
6089 * cp/decl2.c: Ditto.
6090 * cp/typeck.c: Ditto.
6091 * 1750a/1750a.c: Ditto.
6092 * a29k/a29k.c: Ditto.
6096 * clipper/clipper.c: Ditto.
6097 * convex/convex.c: Ditto.
6098 * d30v/d30v.c: Ditto.
6099 * dsp16xx/dsp16xx.c: Ditto.
6100 * elxsi/elxsi.c: Ditto.
6101 * fr30/fr30.c: Ditto.
6102 * h8300/h8300.c: Ditto.
6103 * i370/i370.c: Ditto.
6104 * i386/i386.c: Ditto.
6105 * i860/i860.c: Ditto.
6106 * i960/i960.c: Ditto.
6107 * ia64/ia64.c: Ditto.
6108 * m32r/m32r.c: Ditto.
6109 * m68hc11/m68hc11.c: Ditto.
6110 * m68k/m68k.c: Ditto.
6111 * m88k/m88k.c: Ditto.
6112 * mips/mips.c: Ditto.
6113 * ns32k/ns32k.c: Ditto.
6115 * pdp11/pdp11.c: Ditto.
6116 * romp/romp.c: Ditto.
6117 * rs6000/rs6000.c: Ditto.
6119 * sparc/sparc.c: Ditto.
6121 * we32k/we32k.c: Ditto.
6122 * doc/tm.texi: Update the manual to match.
6124 2001-07-06 Richard Henderson <rth@redhat.com>
6126 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
6127 DWARF2_UNWIND_INFO not just whether it is defined.
6129 2001-07-06 Diego Novillo <dnovillo@redhat.com>
6131 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
6132 call to simplify_binary_operation returns a new pattern.
6134 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6136 * glimits.h (__SHRT_MAX__): New.
6137 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
6138 (SHRT_MAX): Define in terms of __SHRT_MAX__.
6140 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
6142 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
6145 2001-07-06 Richard Henderson <rth@redhat.com>
6147 * bitmap.c (bitmap_release_memory): Move adjacent to the
6148 allocation functions.
6149 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
6150 the implementation. Binary search for the set bit.
6151 (bitmap_union_of_diff): Allocate the temporary on the stack
6152 instead of using xmalloc.
6154 2001-07-06 Richard Henderson <rth@redhat.com>
6156 * genrecog.c (validate_pattern): Warn for constraints in
6157 define_{expand,split,peephole2}. Remove strict_low_part
6158 before looking up match_dup.
6160 2001-07-06 DJ Delorie <dj@redhat.com>
6162 * doc/gcc.texi (Makefile): Rename to be a more general purpose
6163 chapter about various build hints and history. Add section
6164 talking about the various types of native and cross builds.
6166 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
6168 * Makefile.in (final.o): Depend on target.h.
6169 * final.c: Include target.h.
6170 (default_function_pro_epilogue): New.
6171 (final_start_function): Use target structure for function prologues.
6172 (final_end_function): Use target structure for function epilogues.
6173 * fold-const.c (real_hex_to_f): Constify s and p.
6174 * output.h (default_function_pro_epilogue): New.
6175 * real.h (real_hex_to_f): Update prototype.
6176 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
6177 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
6178 (TARGET_INITIALIZER): Update.
6179 * target.h (gcc_target): Add struct asm_out.
6180 * doc/tm.texi: Update.
6183 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
6184 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
6185 in cpu/cpu.c, or rename old functions consistently. Take
6186 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
6187 redundant macros and prototypes. Make new functions static.
6189 * 1750a/1750a.c: Similarly.
6190 * 1750a/1750a.h: Similarly.
6191 * a29k/a29k-protos.h: Similarly.
6192 * a29k/a29k.c: Similarly.
6193 * a29k/a29k.h: Similarly.
6194 * arc/arc-protos.h: Similarly.
6195 * arc/arc.c: Similarly.
6196 * arc/arc.h: Similarly.
6197 * arm/arm-protos.h: Similarly.
6198 * arm/arm.c: Similarly.
6199 * arm/arm.h: Similarly.
6200 * avr/avr-protos.h: Similarly.
6201 * avr/avr.c: Similarly.
6202 * avr/avr.h: Similarly.
6203 * clipper/clipper-protos.h: Similarly.
6204 * clipper/clipper.c: Similarly.
6205 * clipper/clipper.h: Similarly.
6206 * convex/convex.c: Similarly.
6207 * convex/convex.h: Similarly.
6208 * d30v/d30v-protos.h: Similarly.
6209 * d30v/d30v.c: Similarly.
6210 * d30v/d30v.h: Similarly.
6211 * d30v/d30v.md: Similarly.
6212 * dsp16xx/dsp16xx-protos.h: Similarly.
6213 * dsp16xx/dsp16xx.c: Similarly.
6214 * dsp16xx/dsp16xx.h: Similarly.
6215 * elxsi/elxsi.c: Similarly.
6216 * elxsi/elxsi.h: Similarly.
6217 * fr30/fr30.c: Similarly.
6218 * fr30/fr30.md: Similarly.
6219 * h8300/h8300-protos.h: Similarly.
6220 * h8300/h8300.c: Similarly.
6221 * h8300/h8300.h: Similarly.
6222 * i370/i370-protos.h: Similarly.
6223 * i370/i370.c: Similarly.
6224 * i370/i370.h: Similarly.
6225 * i386/i386.c: Similarly.
6226 * i386/osf1elf.h: Similarly.
6227 * i386/osfrose.h: Similarly.
6228 * i860/i860-protos.h: Similarly.
6229 * i860/i860.c: Similarly.
6230 * i860/i860.h: Similarly.
6231 * i960/i960-protos.h: Similarly.
6232 * i960/i960.c: Similarly.
6233 * i960/i960.h: Similarly.
6234 * ia64/ia64-protos.h: Similarly.
6235 * ia64/ia64.c: Similarly.
6236 * ia64/ia64.h: Similarly.
6237 * m32r/m32r-protos.h: Similarly.
6238 * m32r/m32r.c: Similarly.
6239 * m32r/m32r.h: Similarly.
6240 * m68hc11/m68hc11-protos.h: Similarly.
6241 * m68hc11/m68hc11.c: Similarly.
6242 * m68hc11/m68hc11.h: Similarly.
6243 * m68k/crds.h: Similarly.
6244 * m68k/dpx2.h: Similarly.
6245 * m68k/m68k-protos.h: Similarly.
6246 * m68k/m68k.c: Similarly.
6247 * m68k/m68k.h: Similarly.
6248 * m68k/news.h: Similarly.
6249 * m88k/m88k-protos.h: Similarly.
6250 * m88k/m88k.c: Similarly.
6251 * m88k/m88k.h: Similarly.
6252 * mips/mips-protos.h: Similarly.
6253 * mips/mips.c: Similarly.
6254 * mips/mips.h: Similarly.
6255 * ns32k/merlin.h: Similarly.
6256 * ns32k/ns32k.c: Similarly.
6257 * ns32k/ns32k.h: Similarly.
6258 * ns32k/tek6000.h: Similarly.
6259 * pa/pa-protos.h: Similarly.
6260 * pa/pa.c: Similarly.
6261 * pa/pa.h: Similarly.
6262 * pdp11/2bsd.h: Similarly.
6263 * pdp11/pdp11-protos.h: Similarly.
6264 * pdp11/pdp11.c: Similarly.
6265 * pdp11/pdp11.h: Similarly.
6266 * romp/romp-protos.h: Similarly.
6267 * romp/romp.c: Similarly.
6268 * romp/romp.h: Similarly.
6269 * rs6000/rs6000-protos.h: Similarly.
6270 * rs6000/rs6000.c: Similarly.
6271 * rs6000/rs6000.h: Similarly.
6272 * rs6000/sysv4.h: Similarly.
6273 * sh/sh-protos.h: Similarly.
6274 * sh/sh.c: Similarly.
6275 * sh/sh.h: Similarly.
6276 * sparc/sparc-protos.h: Similarly.
6277 * sparc/sparc.c: Similarly.
6278 * sparc/sparc.h: Similarly.
6279 * vax/vax.c: Similarly.
6280 * vax/vax.h: Similarly.
6281 * vax/vms.h: Similarly.
6282 * we32k/we32k.c: Similarly.
6283 * we32k/we32k.h: Similarly.
6285 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
6287 * basic-block.h (first_insn_after_basic_block_note): Declare.
6288 * flow.c (first_insn_after_basic_block_note): Define. Moved
6290 * ssa.c (first_insn_after_basic_block_note): Remove.
6291 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
6293 (ssa_eliminate_dead_code): Properly update the CFG and PHI
6294 nodes when we find a dead conditional branch. Insert BARRIERs
6295 after any blocks with no successors, but which do not have
6298 2001-07-06 Zack Weinberg <zackw@stanford.edu>
6300 * varray.c (varray_check_failed): Use internal_error.
6302 2001-07-05 Andrew Haley <aph@redhat.com>
6304 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
6305 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
6306 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
6308 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
6310 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
6311 reference if the target constant is also a SYMBOL_REF.
6313 2001-07-05 Eric Christopher <echristo@redhat.com>
6315 * config/mips/mips.h (MASK_MIPS3900): Remove.
6316 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
6317 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
6318 (TARGET_MIPS3900): Change to use mips_arch.
6319 (TARGET_MIPS4000): New.
6320 (TARGET_MIPS4100): New.
6321 (TARGET_MIPS4300): New.
6322 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
6323 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
6325 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
6326 (ISA_HAS_BRANCHLIKELY): To here.
6327 (CC1_CPU_SPEC): New.
6328 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
6329 (mips_arch_string): Declare.
6330 (mips_arch): Declare.
6331 (TARGET_OPTIONS): Add -march and -mtune.
6333 * config/mips/mips.c (mips_arch_string): New.
6335 (override_options): Handle -march for codegen and -mtune
6336 for scheduling. Use mips_arch. Move tx39 target default here.
6337 (mips_parse_cpu): Move error message to override_options.
6339 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
6341 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
6343 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
6344 (MIPS Options): Ditto. Change mcpu entry to historical text.
6346 2001-07-05 H.J. Lu (hjl@gnu.org)
6348 * config/mips/mips.c (mips_parse_cpu): New function to parse
6351 2001-07-05 Jim Wilson <wilson@redhat.com>
6353 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
6354 * config/ia64/t-ia64: Likewise.
6355 (LIB1ASMFUNCS): Update comment.
6357 2001-07-05 David Edelsohn <edelsohn@gnu.org>
6359 * doc/install.texi (Install GCC: Binaries): Fix typo.
6361 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6363 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
6364 reference using the stack pointer, adjust it since we push Y
6366 ("*ashrsi3"): Likewise.
6367 ("*lshrsi3"): Likewise.
6369 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6371 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
6372 when -fomit-frame-pointer is used.
6374 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
6376 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
6377 (try_redirect_by_replacing_jump): Reverse updating properly the
6378 count and frequency information. Reverse removing cc0 setter.
6379 (forwarder_block_p): Reverse fixing for fallthru blocks.
6381 2001-07-05 DJ Delorie <dj@redhat.com>
6383 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
6384 (translate_options): If the above is defined, use it to map
6385 given options to new options.
6386 * doc/tm.texi: Document it.
6388 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
6389 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6391 * doc/invoke.texi (Optimize Options): Document that -fgcse may
6392 cause programs using computed gotos to run more slowly.
6394 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6396 * doc/install.texi (Specific): Markup, spelling and typo fixes.
6398 Consistently require binutils 2.11.2, not prereleases.
6399 (Specific, decstation-*): Canonicalize as mips-dec-*.
6400 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
6402 (Specific, m68k-altos): Removed reference to README.altos, deleted.
6403 (Specific, mips-*): Reword MIPS C compiler requirements.
6404 (Specific, powerpc*-*-*): New, mention --with-cpu once.
6405 (Specific, sunv5): Removed, obsolete.
6407 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
6409 * dwarf2out.c (output_loc_list): Use an all ones mask for
6410 .text asm output and don't rely on long long
6411 literals. Reformat some long lines.
6413 2001-07-05 Andreas Jaeger <aj@suse.de>
6415 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
6418 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6420 * dwarf2out.c (dwarf2out_define): Update comment.
6421 (dwarf2out_undef): Ditto.
6422 (dwarf2out_start_source_file): Ditto.
6423 (dwarf2out_end_source_file): Ditto.
6424 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
6425 since we never call the start/end debug hook for the primary file.
6427 2001-07-04 Kazu Hirata <kazu@hxi.com>
6429 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
6432 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6434 * cppinit.c (remove_dup_dirs): Inform if a system include
6435 directory is being reordered.
6436 * doc/invoke.texi (Directory Options): GCC warns if you hide a
6438 * doc/cpp.texi (Search Paths): Likewise.
6439 * doc/gcc.texi (Interoperation): Remove information about
6442 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6444 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
6445 (VARRAY_TOP_CHAR_PTR): Likewise.
6447 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6449 * gcc.c (process_command): Don't assign elements of a const char*.
6451 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6453 * emit-rtl.c (change_address): Don't abort if invalid address while
6454 reload is in progress.
6456 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6458 * c-lex.c (cb_file_change): Pass line number to
6459 debug_start_source_file.
6460 (cb_undefine): Pass correct line number to debug_undef.
6462 * toplev.c (debug_start_source_file): Add line number to
6463 parameters. Pass it along to dwarf2out_start_source_file.
6464 (decode_g_option): Stop resetting debug level back to normal when
6465 we change debug formats, unless the current level is
6466 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
6469 * toplev.h (debug_start_source_file): Add line number to
6472 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
6475 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
6477 Output debug_macinfo data for starting file if requested.
6478 (dwarf2out_end_source_file): Output debug_macinfo data for ending
6480 (dwarf2out_define): Output debug_macinfo data for defining a macro
6482 (dwarf2out_undef): Output debug_macinfo data for undefining a
6484 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
6485 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
6486 (macinfo_section_label): New. DWARF2 macro info section label.
6487 (dwarf2out_init): If we want macro info, output the start label
6489 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
6490 attribute to the compilation unit die pointing to the macro info.
6492 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6494 * dwarf2out.c (new_loc_list): Move to inside #ifdef
6495 DWARF2_DEBUGGING_INFO.
6496 (add_loc_descr_to_loc_list): Ditto.
6497 (output_loc_list): Ditto.
6498 Also, fix thinko in curr not being initialized.
6499 (gen_internal_sym): Ditto.
6501 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6503 * emit-rtl.c (replace_equiv_address): New function.
6504 * expr.h (replace_equiv_address): New declaration.
6505 * explow.c (validize_mem): Call it instead of change_address and
6506 also call if -fforce-addr and address is constant.
6507 * expr.c: Replace more calls to change_address with adjust_address
6508 and/or replace_equiv_address or to validize_mem.
6509 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
6510 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
6511 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6512 * config/i370/i370.md, config/i860/i860.md: Likewise.
6513 * config/i960/i960.md, config/mips/mips.c: Likewise.
6514 * config/mips/mips.md, config/pa/pa.md: Likewise.
6515 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
6516 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
6518 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6520 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
6522 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
6525 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
6527 * doc/include: New directory.
6528 * doc/fdl.texi: Move to doc/include/fdl.texi.
6529 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
6530 * doc/include/funding.texi, doc/include/gpl.texi: New files.
6531 * doc/gcc.texi: Use funding.texi and gpl.texi.
6532 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
6533 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
6534 Update dependencies and use -I $(docdir)/include.
6536 2001-07-04 Anthony Green <green@redhat.com>
6538 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
6540 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6542 * doc/install.texi (sparc64-*-*): Remove garbage.
6544 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
6546 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
6547 Fix typo in last change to use adjust_address.
6549 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6551 * doc/install.texi (Specific): Update information for *-*-solaris*.
6553 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6555 * explow.c (plus_constant_wide): Reinitialize Y for restart.
6557 2001-07-03 Stan Shebs <shebs@apple.com>
6559 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
6560 case for flag_no_mach_text_sections.
6561 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
6562 * config/darwin.c (flag_no_mach_text_sections): Remove.
6563 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
6565 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6567 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
6568 and avoid checking for constant as first operand.
6569 * recog.c (find_constant_term_loc): No longer static.
6570 (adj_offettable_operand): Delete.
6571 * rtl.h (adj_offsettable_operand): Delete declaration.
6572 (find_constant_term): Add declaration.
6573 * caller-save.c: Replace calls to adj_offsettable_operand with calls
6575 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
6576 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
6577 * config/i386/i386.c, config/i386/i386.md: Likewise.
6578 * config/i860/i860.c, config/i960/i960.c: Likewise.
6579 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
6580 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
6581 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
6582 * config/mips/mips.c, config/mips/mips.md: Likewise.
6583 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
6584 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
6585 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
6586 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
6587 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
6588 * config/ns32k/ns32k.md: Likewise.
6590 2001-07-03 Zack Weinberg <zackw@stanford.edu>
6592 * rtl.c (copy_rtx): Handle 'T' format letter.
6593 * gensupport.c (collect_insn_data): Likewise.
6594 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
6596 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
6598 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
6599 -B option. Use 'dir' not 'foo' as example directory name.
6601 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6603 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6604 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
6606 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6608 * doc/cppinternals.texi: Improve formatting and logical markup.
6610 2001-07-03 Andreas Jaeger <aj@suse.de>
6612 * Makefile.in (insn-recog.o): Add dependency on reload.h.
6614 * genrecog.c (write_header): Include reload.h for prototypes in
6617 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
6620 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
6621 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
6622 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
6623 i386_pe_valid_type_attribute_p): Add.
6624 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
6625 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
6627 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6629 * explow.c (plus_constant_wide, case LO_SUM): New case.
6630 (plus_constant_for_output_wide): Delete.
6631 * rtl.h (plus_constant_for_output): Delete.
6632 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
6633 instead of plus_constant_for_output.
6634 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
6635 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
6636 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
6637 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
6638 * config/sparc/sparc.md: Likewise.
6639 Convert some change_address calls to adjust_address.
6641 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6643 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
6644 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
6645 documentation of -std and -Wwrite-strings.
6647 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6649 * cse.c (canon_hash): Don't register registers in very small
6650 register classes, as extending their lifetime might cause
6653 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6655 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
6657 * flow.c (forwarder_block_p): Fix for fallthru blocks.
6658 (try_redirect_by_replacing_jump): Update properly the count
6659 and frequency information.
6661 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
6663 * toplev.c (dump_file_index): Move SSA dumps just after first
6665 (dump_file): Corresponding changes.
6666 (rest_of_compilation): Move SSA path to just after the first
6668 * doc/gcc.texi (Passes): Update due to movement of SSA path.
6669 * doc/invoke.texi: Update dump file #s as they were completely
6670 out of date with reality.
6672 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6674 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
6676 * expr.c (emit_move_insn_1): Deal with non-default
6679 * expr.c (emit_single_push_insn): Fix warning.
6681 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6683 * expr.c (emit_move_insn_1): Avoid modifying
6684 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
6686 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6688 * emit-rtl.c (adjust_address): New function.
6689 * expr.h (adjust_address): Add declaration.
6690 * builtins.c: Replace some calls to change_address with calls to it
6692 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
6693 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
6694 * config/arm/arm.c, config/convex/convex.c: Likewise.
6695 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6696 * config/i386/i386.c, config/i386/i386.md: Likewise.
6697 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
6698 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
6699 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
6700 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
6701 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
6703 2001-07-02 Jim Wilson <wilson@redhat.com>
6705 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
6707 2001-07-02 Steve Ellcey <sje@cup.hp.com>
6709 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
6710 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
6712 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6714 * cppinit.c (lang_defaults): New table.
6715 (set_lang): Just read from lang_defaults into the live options
6718 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6720 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
6721 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
6722 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
6724 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6726 * doc/install.texi: Various spelling and markup fixes.
6727 (Installing GCC): Component specific installation instructions are
6730 Warn about removing old install dir in the presence of shared libs.
6731 (Configuration): Invoke with options target to match configure
6733 Consistently refer to gas, gld pathnames.
6734 Invert --enable-multilib documentation.
6735 Remove references to old compiler versions.
6737 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6739 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
6741 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6743 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
6745 (Specific, mips*-sgi-irix5): Note IDO download.
6746 Reworded MIPS C hints.
6747 Use GNU as instead of GAS.
6749 Removed SGI Freeware reference, IRIX 6 only.
6750 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
6751 Note N64 library requirement/workaround.
6753 Complete list of structure passing bug victims.
6755 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6757 * doc/install.texi: Remove CVS Id.
6759 2001-07-02 Andreas Jaeger <aj@suse.de>
6761 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
6762 (find_inherently_necessary): Remove unused variable.
6764 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
6766 * c-common.h (TDI_inlined): New ast dump phase.
6767 (dump_flag_name): New function.
6768 * c-dump.c (dump_files): Add inlined phase.
6769 (dump_flag_name): Define.
6770 * doc/invoke.texi (-fdump-ast-inlined): Document.
6772 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6774 * stor-layout.c (layout_decl): Revert change to handling of alignment
6777 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6779 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
6782 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
6784 * doc/tm.texi (FUNCTION_ARG): Document that the last call
6787 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
6789 * tlink.c (recompile_files): Remove COMPILER_PATH and
6790 LIBRARY_PATH from the environment.
6792 2001-07-01 Zack Weinberg <zackw@stanford.edu>
6794 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
6795 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
6797 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
6799 * c-parse.in (OBJC_STRING): Kill.
6800 (objc_string): Decompose to [objc_string] '@' STRING.
6801 (reswords): Take the leading '@' off all the Objective C keywords.
6802 (objc_rid_sans_at): Kill.
6803 (init_reswords): Don't initialize it.
6804 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
6805 (_yylex): Kill reconsider label. Look ahead one token after
6806 an '@'; if we get an identifier, check whether it's an
6807 Objective C @-keyword. If so, return the keyword. Otherwise,
6808 put back the token and return the '@' as a terminal.
6810 * cpplib.c (lex_macro_node): Remove unnecessary check for
6811 leading '@' on identifier. Clarify control flow and commentary.
6813 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6815 * cse.c (new_label_ref): Variable deleted.
6816 (insert): Remove set of new_label_ref.
6817 (check_for_label_ref): New function.
6818 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
6820 See ChangeLog.5 for earlier changes.