1 2001-08-29 Kazu Hirata <kazu@hxi.com>
3 * h8300.md (movsi_h8300hs): Optimize loading of several
6 2001-08-29 Kazu Hirata <kazu@hxi.com>
8 * config/h8300/lib1funcs.asm: Fix comment typos.
10 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
13 Fix format specifier warnings.
15 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
16 inet_makeaddr, semctl): Prototype.
18 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
19 (save_restore_insns): Use base_offset, not gp_offset.
21 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
22 (ASM_OUTPUT_BYTE): Fix format specifier warning.
24 2001-08-29 Richard Henderson <rth@redhat.com>
26 * bb-reorder.c (function_tail_eff_head): New.
27 (record_effective_endpoints): Set it.
28 (fixup_reorder_chain): Use it.
30 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
32 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
34 2001-08-28 Dale Johannesen <dalej@apple.com>
36 * config/darwin.c (machopic_function_base_name): Add const
37 qualifier to a string.
38 (darwin_encode_section_info): Ditto.
40 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
42 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
45 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
47 * df.h (struct df): Add rts_order variable.
49 * df.c (df_visit_next_rts): New function.
50 (df_visit_next): Renamed to df_visit_next_rc
51 (df_analyse_1): Allocate/compute/free rts_order as well.
52 (df_rd_global_compute): Use df_visit_next_rc instead of
54 (df_ru_global_compute): Use df_visit_next_rts instead of
57 * flow.c (flow_reverse_top_sort_order_compute): New function.
59 * basic-block.h: Add prototype.
61 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
63 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
64 blocks, the BB_REACHABLE is now set, rather than aux being
65 non-NULL. Update the test to reflect this.
67 2001-08-28 Eric Christopher <echristo@redhat.com>
69 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
70 config/mips/crti.asm: Ditto.
72 2001-08-28 Eric Christopher <echristo@redhat.com>
73 Richard Henderson <rth@redhat.com>
75 * c-pragma.h (add_weak): Move prototype from here...
76 * output.h (add_weak): ... to here.
77 * varasm.c (add_weak): Fix typo.
78 * config/mips/crti.asm: New file.
79 * config/mips/crtn.asm: Ditto.
80 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
81 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
82 (INVOKE__main): Ditto.
83 (INIT_SECTION_ASM_OP): New.
84 (FINI_SECTION_ASM_OP): Ditto.
85 (STARTFILE_SPEC): Add crti.
86 (ENDFILE_SPEC): Add crtn.
87 * config/mips/elf64.h: Same.
88 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
90 * config/mips/vxworks.h: Ditto.
91 * config/mips/t-elf: Support crti and crtn.
93 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
95 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
98 2001-08-28 Richard Henderson <rth@redhat.com>
100 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
101 (one_cmplbi2 splitter): Remove redundant test.
103 2001-08-28 Dale Johannesen <dalej@apple.com>
105 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
107 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
109 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
111 2001-08-28 Stan Shebs <shebs@apple.com>
113 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
114 (UNALIGNED_SHORT_ASM_OP): Define.
115 (UNALIGNED_INT_ASM_OP): Define.
117 2001-08-28 Will Cohen <wcohen@redhat.com>
119 * config/rs6000/rs6000.md (store_multiple): Correct RTL
120 generation for first set.
122 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
124 * flow.c (redirect_edge_succ_nodup): Return new edge.
125 (try_simplify_condjump): Use new edge.
126 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
128 * cse.c (cse_basic_block): Skip note instructions.
130 2001-08-27 Richard Henderson <rth@redhat.com>
132 * combine.c (combine_simplify_rtx): Don't reverse condition
133 if there is no reverse for the condition.
134 (simplify_comparison): Don't simplify subregs from INT to FP.
136 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
137 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
138 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
139 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
140 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
141 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
143 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
145 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
146 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
148 (adddi_dilshr32, adddi_dishl32): Only data register can be
149 source for mem destination.
151 * expmed.c (store_bit_field): Ignore adjustment to bitpos
152 and use bitnum to decide about register move.
154 2001-08-27 Richard Henderson <rth@redhat.com>
156 * genattr.c (main): Emit state_t even when not doing scheduling.
158 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
159 Richard Henderson <rth@redhat.com>
161 * gcse.c (reg_first_set, reg_last_set): Replace with ...
162 (reg_avail_info, current_bb): ... these.
163 (oprs_unchanged_p, record_last_reg_set_info): Use them.
164 (compute_hash_table): Likewise.
166 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
168 * flow.c (verify_flow_info): Use checksums to verify edges.
170 2001-08-27 Richard Henderson <rth@redhat.com>
172 * genautomata.c (expand_automata): Always create a description.
174 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
176 * optabs.c (expand_binop): Correctly handle the carry in multiword
177 add/subtract operations.
179 2001-08-27 Fred Fish <fnf@be.com>
181 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
184 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
186 * reload.c (find_reloads_toplev): Back out this change:
188 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
190 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
191 mem if the address is a mode_dependent_address_p.
193 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
195 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
196 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
197 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
200 * genattr.c (main): New variable num_insn_reservations. Increase
201 it if there is DEFINE_INSN_RESERVATION. Output automaton based
202 pipeline hazard recognizer interface.
204 * genattrtab.h: New file.
206 * genattrtab.c: Include genattrtab.h.
207 (attr_printf, check_attr_test, make_internal_attr,
208 make_numeric_value): Move protypes into genattrtab.h. Define them
210 (num_dfa_decls): New global variable.
211 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
212 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
213 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
214 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
216 * genautomata.c: New file.
218 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
220 * sched-int.h: (curr_state): Add the external definition for
221 automaton pipeline interface.
222 (haifa_insn_data): Add comments for members blockage and units.
224 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
225 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
226 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
227 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
228 TARGET_SCHED_DFA_POST_CYCLE_INSN,
229 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
230 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
232 (TARGET_SCHED): Use the new macros.
234 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
235 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
236 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
237 dfa_bubble): New members in gcc_target.sched.
239 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
240 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
241 (insn_queue): Redefine it as pointer to array.
242 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
244 (max_insn_queue_index_macro_value): New variable.
245 (curr_state, dfa_state_size, ready_try): New varaibles for
247 (ready_element, ready_remove, max_issue): New function prototypes
248 for automaton interface.
249 (choose_ready): New function prototype.
250 (insn_unit, blockage_range): Add comments.
251 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
252 FUNCTION_UNITS_SIZE == 0.
253 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
254 actual_hazard, potential_hazard): Add comments.
255 (insn_cost): Use cost -1 as undefined value. Remove
256 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
258 (ready_element, ready_remove): New functions for automaton
260 (schedule_insn): Add new code for automaton pipeline interface.
261 (queue_to_ready): Add new code for automaton pipeline interface.
262 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
263 (debug_ready_list): Print newline when the queue is empty.
264 (max_issue): New function for automaton pipeline interface.
265 (choose_ready): New function.
266 (schedule_block): Add new code for automaton pipeline interface.
267 Print ready list before scheduling each insn.
268 (sched_init): Add new code for automaton pipeline interface.
269 Initiate insn cost by -1.
270 (sched_finish): Free the current automaton state and finalize
271 automaton pipeline interface.
273 * sched-rgn.c: Include target.h.
274 (init_ready_list, new_ready, debug_dependencies): Add new code for
275 automaton pipeline interface.
277 * sched-vis.c: Include target.h.
278 (get_visual_tbl_length): Add code for automaton interface.
279 (target_units, print_block_visualization): Add comments.
281 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
282 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
283 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
284 (getruntime.o, genautomata.o): New entries.
285 (genattrtab.o): Add new dependency file genattrtab.h.
286 (genattrtab): Add new dependencies. Link it with `libm.a'.
287 (getruntime.o, hashtab.o): New entries for canadian cross.
289 * doc/md.texi: Description of automaton based model.
291 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
293 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
294 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
295 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
296 TARGET_SCHED_DFA_POST_CYCLE_INSN,
297 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
298 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
299 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
301 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
302 MAX_DFA_ISSUE_RATE): New macro descriptions.
304 * doc/contrib.texi: Add dfa based scheduler contribution.
306 * doc/gcc.texi: Add more information about genattrtab.
308 2001-08-27 Diego Novillo <dnovillo@redhat.com>
310 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
313 2001-08-27 Richard Henderson <rth@redhat.com>
315 * function.c (expand_function_end): Don't init arg_pointer_save_area.
316 (get_arg_pointer_save_area): New. Create an init it here.
317 (fix_lexical_addr): Use it.
318 * function.h: Declare it.
319 * builtins.c (expand_builtin_setjmp_receiver): Use it.
320 * stmt.c (expand_nl_goto_receiver): Use it.
322 2001-08-27 Richard Henderson <rth@redhat.com>
324 * final.c (final_scan_insn): Don't enter APP_ON mode for
327 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
328 alignment for assemble_integer for DW_EH_PE_aligned.
329 * except.c (output_function_exception_table): Likewise.
331 2001-08-26 Andreas Jaeger <aj@suse.de>
333 * c-tree.h: Add prototyp for c_sizeof_nowarn.
335 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
337 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
339 2001-08-27 Alan Modra <amodra@bigpond.net.au>
341 * config/rs6000/rs6000.c (mask_operand): Rewrite without
343 (mask64_operand): Likewise.
344 (rldic_operand): Delete.
345 (includes_lshift64_p): Delete.
346 (includes_rldic_lshift_p): New function.
347 (includes_rldicr_lshift_p): New function.
348 (print_operand): Don't call rldic_operand in case 'W'.
349 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
350 (includes_lshift64_p): Remove.
351 (includes_rldic_lshift_p): Declare.
352 (includes_rldicr_lshift_p): Declare.
353 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
354 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
355 Replace match_operand rldic_operand predicate with
356 const_int_operand. Replace includes_lshift64_p condition with
357 includes_rldic_lshift_p.
358 <ashldi3_internal 64 bit rldicr patterns>: New.
360 2001-08-27 Andreas Jaeger <aj@suse.de>
362 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
363 * errors.c: Likewise.
365 * dwarf2asm.c: Likewise.
366 * doprint.c (checkit): Likewise.
367 * diagnostic.c: Likewise.
368 * collect2.c: Likewise.
370 * c-semantics.c (build_stmt): Likewise.
371 * c-format.c (status_warning): Likewise.
372 * c-errors.c (pedwarn_c99): Likewise.
373 * builtins.c (validate_arglist): Likewise.
374 * config/pj/pj.c (pj_printf): Likewise.
375 * fix-header.c: Likewise.
377 * gcov.c (fnotice): Likewise.
378 * gensupport.c (message_with_line): Likewise.
379 * mips-tfile.c: Likewise.
380 * protoize.c (notice): Likewise.
381 * read-rtl.c (fatal_with_file_and_line): Likewise.
382 * rtl-error.c: Likewise.
383 * tradcpp.c: Likewise.
385 * cp/tree.c (build_min_nt): Likewise.
386 (build_min): Likewise.
387 * cp/lex.c: Likewise.
388 * cp/errfn.c: Likewise.
389 * cp/rtti.c (create_pseudo_type_info): Likewise.
391 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
393 * df.c (df_uses_record): Return after recording all uses
396 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
398 * df.c (df_insn_modify): Realloc the INSN table here, if
399 necessary, here, too.
401 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
403 * config/mips/mips.c (mips_function_value): Handle complex return
406 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
408 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
410 * reload.c (make_memloc): Copy result if it is still
411 reg_equiv_memory_loc[regno] on return.
412 (subst_reloads) [ENABLE_CHECKING]: Check that none of
413 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
414 reg_equiv_mem are modified by the substitutions.
416 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
418 * predict.c (expensive_function_p): New.
419 * rtl.h (expensive_function_p): Declare.
420 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
421 (use_fast_prologue_epilogue): New static variable.
422 (expand_prologue): Set it; emit short prologues if unset.
423 (expand_epilogue): Likewise.
425 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
427 * config.gcc: Add stormy16-*-elf case.
428 * config/stormy16/stormy-abi: New file.
429 * config/stormy16/stormy16-lib2.c: New file.
430 * config/stormy16/stormy16-protos.h: New file.
431 * config/stormy16/stormy16.c: New file.
432 * config/stormy16/stormy16.h: New file.
433 * config/stormy16/stormy16.md: New file.
434 * config/stormy16/t-stormy16: New file.
436 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
438 * i386.h (no-accumulate-outgoing-args): Use proper mask.
440 2001-08-24 David Edelsohn <edelsohn@gnu.org>
442 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
443 descriptor members are pointer size, not constant 4.
444 * config/rs6000/rs6000.md (define_splits): Remove more unused
447 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
449 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
451 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
453 * cp/rtti.c (VPARAMS): Fix parameter.
455 2001-08-24 Zack Weinberg <zackw@panix.com>
457 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
459 (mode_for_extraction): No need for #ifdefs. Add default-case abort
461 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
462 in if controlling use of insv.
463 (extract_bit_field): Likewise, for extv and extzv.
465 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
467 * i386.md (movcc peep2): Fix load of 0.
469 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
471 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
472 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
474 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
476 * c-pragma.h: Move weak_syms and weak_decls...
477 * varasm.c: ...here. Now static.
478 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
479 depend on HANDLE_PRAGMA_WEAK.
481 * c-common.c (c_alignof, c_alignof_expr): Move here...
482 * c-typeck.c: ...from here.
483 * c-tree.h, c-common.h: Adjust.
485 2001-08-23 Bernd Schmidt <bernds@redhat.com>
487 * config/ia64/ia64.c (rws_update): If !pred, set write_count
488 instead of incrementing it.
490 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
491 asm ready, don't try to move them all into the same array element.
493 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
495 * function.c (thread_prologue_and_epilogue_insns): Avoid
496 fallthru flag on edge to exit.
498 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
500 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
503 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
505 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
506 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
507 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
510 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
512 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
513 replace "GNU CC" with "GCC".
515 2001-08-23 Richard Henderson <rth@redhat.com>
517 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
518 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
519 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
520 Need GR between FR and not GR_AND_FR.
521 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
522 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
523 AR regs before GR regs.
524 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
525 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
526 (REGISTER_MOVE_COST): Update.
527 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
529 2001-08-23 Richard Henderson <rth@redhat.com>
531 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
534 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
536 * reload1.c (emit_reload_insns): Don't look for notes
537 on a NULL store_insn.
539 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
541 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
542 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
543 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
544 format specifier warnings.
545 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
547 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
549 * config/i386/i386-protos.h: Correct declaration of
550 i386_pe_asm_named_section.
552 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
554 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
556 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
558 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
560 * cpperror.c (print_location): Don't show _Pragma.
561 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
562 and file change callback generation here.
563 (stack_include_file): Update use of cpp_push_buffer.
564 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
565 (struct cpp_buffer): Remove type, pfile members.
566 * cppinit.c (cpp_handle_option): Use free_chain.
567 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
568 (skip_escaped_newlines, get_effective_char, lex_percent): Take
569 a cpp_reader rather than a cpp_buffer.
570 (skip_escaped_newlines, get_effective_char, skip_block_comment,
571 skip_line_comment, parse_string, lex_percent, lex_dot,
572 _cpp_lex_token): Update accordingly.
573 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
575 (cpp_push_buffer): Update prototype.
576 (run_directive): Update use of cpp_push_buffer.
577 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
578 handle_assertion): Update use of run_directive.
579 * cpplib.h (enum cpp_buffer_type): Remove.
580 (cpp_push_buffer): Update prototype.
581 * fix-header.c (read_scan_file): Update.
583 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
585 * gcc.c (struct prefix_list): Change prefix to const char *.
587 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
589 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
591 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
593 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
596 * jump.c (squeeze_notes): Take parms by reference. Handle END being
599 * ifcvt.c (dead_or_predicable): Adjust.
600 * loop.c (find_and_verify_loops): Adjust.
601 * stmt.c (expand_end_case): Adjust.
602 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
603 head and end insn pointers in the basic block, not just local copies.
604 (merge_blocks_move_predecessor_nojumps): Likewise.
606 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
608 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
609 bitmap.h, builtin-types.def, builtins.c, builtins.def,
610 c-aux-info.c, c-common.c, c-common.def, c-common.h,
611 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
612 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
613 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
614 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
615 conditions.h, config.gcc, configure.frag, configure.in,
616 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
617 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
618 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
619 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
620 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
621 emit-rtl.c, errors.c, errors.h, except.c, except.h,
622 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
623 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
624 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
625 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
626 gencheck.c, gencodes.c, genconfig.c, genemit.c,
627 genextract.c, genflags.c, gengenrtl.c, genmultilib,
628 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
629 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
630 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
631 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
632 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
633 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
634 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
635 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
636 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
637 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
638 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
639 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
640 params.h, predict.c, predict.def, predict.h, prefix.c,
641 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
642 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
643 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
644 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
645 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
646 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
647 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
648 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
649 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
650 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
651 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
652 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
653 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
654 xcoffout.h: replace "GNU CC" with "GCC".
656 2001-08-21 Richard Henderson <rth@redhat.com>
658 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
659 (final_scan_insn): Consider jump tables data even if we have no
660 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
662 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
663 (ASM_OUTPUT_CASE_END): Remove.
664 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
665 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
666 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
668 2001-08-21 Richard Henderson <rth@redhat.com>
670 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
671 at barrier insns. Emit stop bits before barriers.
673 * flow.c (flow_find_cross_jump): Don't consider unconditional
674 return insns for commoning.
676 * final.c (compute_alignments): Fix typo.
678 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
679 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
680 (store_bit_field): Use mode_for_extraction more places.
681 (extract_bit_field): Likewise.
683 2001-08-21 Zack Weinberg <zackw@panix.com>
685 * caller-save.c: Don't include insn-codes.h.
686 (reg_save_code, reg_restore_code): Make arrays of int.
687 All uses updated to match.
688 (insert_save, insert_restore): No need to initialize "code"
689 variable upon declaration.
690 * Makefile.in: update dependencies; fix typo in clean rule.
692 2001-08-21 Richard Henderson <rth@redhat.com>
694 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
695 (merge_if_block): Handle fallout from same.
697 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
699 * builtins.c (type_to_class): Fix typo in last change.
701 2001-08-21 Richard Henderson <rth@redhat.com>
703 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
704 ia64_asm_output_label.
706 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
707 copy of gp while the real gp register contains garbage.
709 2001-08-21 Zack Weinberg <zackw@panix.com>
711 * expmed.c (mode_for_extraction): New function.
712 (store_bit_field, extract_bit_field): Use it.
713 * expr.h: Prototype it and provide an enum for its first argument.
715 * combine.c, function.c, recog.c: Don't include insn-codes.h.
716 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
717 and digging through the insn_data tables.
718 * Makefile.in: Update dependencies.
720 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
722 * cppfiles.c (stack_include_file): line-map.c now handles include
724 (handle_missing_handler): Similarly.
725 (_cpp_execute_include): Similarly.
726 (_cpp_pop_file_buffer): Similarly.
727 * cpphash.h (struct cpp_reader): Remove system_include_depth,
728 buffer_stack_depth and include_depth.
729 * cpplib.c (do_include_common): line-map.c now handles include depth.
730 (cpp_push_buffer): Similarly.
731 (_cpp_pop_buffer): Similarly.
732 * cppmacro.c (builtin_macro): Update.
733 * line-map.c (init_line_maps): Set depth.
734 (add_line_map): Increment "used" earlier. Update and use the
736 (trace_include): Use the include depth.
737 * line-map.h (struct line_maps): New member depth.
739 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
741 * cppfiles.c (stack_include_file): Don't handle -H here.
742 * cppinit.c (cpp_start_read): Set include tracing after
743 cpp_post_options and after stacking the main file.
744 * line-map.c (trace_include): New.
745 (init_line_maps, add_line_map): Update.
746 * line-map.h (struct line_maps): New member trace_includes.
748 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
750 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
751 * cppfiles.c (stack_include_file): Only stack a file if there
752 is something to do. Return a boolean indicating whether a
753 buffer was stacked or not.
754 (_cpp_execute_include): Similarly.
755 (_cpp_read_file): Similarly.
756 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
758 2001-08-21 Sam Steingold <sds@gnu.org>
760 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
761 (RECACHE): keep obufp_before_macroname up to date
763 2001-08-21 Zack Weinberg <zackw@panix.com>
765 * stmt.c: Don't include insn-codes.h.
766 (expand_end_case): Machine specific logic moved to expr.c.
767 No need to worry about __builtin_classify_type.
768 (check_for_full_enumeration_handling, emit_case_nodes):
771 * builtins.o (expand_builtin_classify_type): Split up so code
772 can be shared with fold_builtin_classify_type.
773 (type_to_class, fold_builtin_classify_type): New functions.
774 (fold_builtins): Handle __builtin_classify_type.
776 * expr.c (do_tablejump): Now static.
777 (case_values_threshold, try_casesi, try_tablejump): New;
778 code mostly from stmt.c (expand_end_case).
779 (expr.h): Update prototypes.
781 * Makefile.in (stmt.o): Update dependencies.
783 2001-08-21 Will Cohen <wcohen@redhat.com>
785 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
786 declaration of variable i.
787 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
788 declaration of variable i.
790 2001-08-21 Richard Henderson <rth@redhat.com>
792 * crtstuff.c: Fix thinko last change. Move list tails to start
793 of CRT_END section. Tidy ifdefs.
794 (__EH_FRAME_BEGIN__): Always static for ELF.
795 (__do_global_ctors_1): Rename from __frame_dummy.
796 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
797 name change; don't hide __EH_FRAME_BEGIN__.
799 2001-08-21 Richard Henderson <rth@redhat.com>
801 * gdbinit.in: Move break on exit after break on fancy_abort.
803 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
806 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
808 * cpphash.h (_cpp_push_next_buffer): New.
809 * cppinit.c (do_includes): Remove.
810 (push_include, free_chain, _cpp_push_next_buffer): New.
811 (cpp_start_read): Use them to rework command line option handling.
812 (cpp_handle_option): Combine handling of -include and -imacros.
813 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
814 appropriate. Always insert missing \n at EOF.
815 * cpplib.c (start_directive): Get the directive position right.
816 * cppmain.c (cb_file_change): Always print the first line, unless
819 2001-08-20 Andreas Jaeger <aj@suse.de>
821 * profile.c (compute_branch_probabilities): Remove extra new-line
823 * flow.c (verify_flow_info): Likewise.
825 2001-08-20 Diego Novillo <dnovillo@redhat.com>
827 * basic-block.h (basic_block): Add new field 'flags'.
828 (BB_REACHABLE): Define.
829 (expunge_block): Declare.
830 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
831 (EXIT_BLOCK_PTR): Ditto.
832 (expunge_block): Remove static declaration.
833 (cleanup_cfg): Clear bb->aux on every basic block.
834 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
835 computing reachability.
836 (delete_unreachable_blocks): Delete block b if b->flags has
839 2001-08-20 Diego Novillo <dnovillo@redhat.com>
841 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
843 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
845 * sparc.c (sparc_variable_issue): Fix typo in last change.
847 2001-08-20 Richard Henderson <rth@redhat.com>
849 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
851 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
853 * pa.h (RETURN_IN_MEMORY): Improve comment.
855 2001-08-20 Janis Johnson <janis187@us.ibm.com>
857 * doc/invoke.texi (Profiling options): Clarify the interactions
858 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
860 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
862 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
865 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
867 * gcc.c (make_relative_prefix): Allocate a sufficiently large
870 2001-08-20 Richard Henderson <rth@redhat.com>
872 * final.c (end_final): Fix typo last change.
874 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
876 * cppinit.c (init_standard_includes): The returned buffer
877 is already malloc-ed.
878 * gcc.c (add_prefix): Similarly.
879 * prefix.c (translate_name): Update to support clear buffer
881 (update_path): Similarly. Be sure to free any newly allocated
882 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
884 * prefix.h (update_path): Update prototype and document.
885 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
886 up and update to new buffer ownership rules.
887 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
889 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
891 * final.c (compute_alignments): New function.
892 (init_insn_lengths): Do not care label_align.
893 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
894 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
895 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
896 (shorted_branches): Realloc label_align array; do
897 not call init_insn_lengths; Do not care about loop alignments.
898 * output.h (compute_alignments): Declare.
899 * toplev.c (rest_of_compilation): Call compute_alignments.
900 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
902 * predict.c (block_info_def): Add npredecesors, remove nvisited;
903 change visited to tovisit.
904 (propagate_freq): Use faster traversing algorithm.
905 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
906 to tovisit; reverse meaning.
908 * predict.c (struct block_info_def): Remove nvisited.
909 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
910 (estimate_bb_frequencies): Call mark_dfs_back_edges.
912 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
914 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
915 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
916 (TARGET_FUSED_MADD): New.
917 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
918 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
919 the multiply-add instructions.
921 2001-08-19 Richard Henderson <rth@redhat.com>
923 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
924 is aligned to pointer size.
926 2001-08-19 Richard Henderson <rth@redhat.com>
928 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
929 display markers during final schedule.
931 2001-08-19 Richard Henderson <rth@redhat.com>
933 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
935 2001-08-19 Richard Henderson <rth@redhat.com>
937 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
939 (ASM_NAME_TO_STRING): Remove.
940 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
941 in the same string. Remove support for expressions.
943 2001-08-19 Richard Henderson <rth@redhat.com>
945 * config/i386/i386.md (tablejump): Make an expander; handle
946 pic relative addressing here.
947 (tablejump_1): Rename from tablejump_pic.
950 2001-08-19 Richard Henderson <rth@redhat.com>
952 * regclass.c (fix_register): Fix typo.
954 2001-08-18 Richard Henderson <rth@redhat.com>
956 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
957 (struct _Unwind_Context): Expand br_loc to hold it.
958 (uw_frame_state_for): Handle leaf functions better.
959 (uw_update_reg_address): Update for br_loc change.
961 2001-08-18 Richard Henderson <rth@redhat.com>
963 * crtstuff.c: Move list heads before code that uses them.
964 (__JCR_LIST__): Remove initial null.
965 (frame_dummy, __frame_dummy): Do java registration here ...
966 (__do_global_ctors_aux): ... not here.
968 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
969 (__do_global_dtors_aux): Update to match.
970 (__JCR_LIST__, __do_jv_register_classes): New.
972 * config/ia64/crtend.asm (__JCR_END__): New.
973 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
974 instead of an indirect LTOFF22 reloc.
976 2001-08-18 Richard Henderson <rth@redhat.com>
978 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
979 * regclass.c (init_reg_sets_1): Fix typo.
980 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
981 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
982 (ia64_compute_frame_size): Make ar.unat live when in use.
983 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
984 for ar.pfs; remove ar.unat handling.
985 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
987 (PREDICATE_CODES): Add ar_pfs_reg_operand.
988 * config/ia64/ia64-protos.h: Update decls.
989 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
990 (sibcall_pic): Likewise.
992 2001-08-18 Richard Henderson <rth@redhat.com>
994 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
995 pred_rel_mutex when searching for insn_group_barrier.
996 * config/ia64/ia64.md (cycle_display): Combine the expander
999 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
1000 bit before asm as needed.
1002 2001-08-18 Richard Henderson <rth@redhat.com>
1004 * timevar.def (TV_MACH_DEP): New.
1005 * toplev.c (rest_of_compilation): Use it.
1006 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
1008 2001-08-18 Zack Weinberg <zackw@panix.com>
1010 * unwind-dw2.c (execute_stack_op): Add default aborts to
1011 the inner switches to prevent warnings.
1013 2001-08-18 Richard Henderson <rth@redhat.com>
1015 * timevar.h (struct timevar_time_def): Change element type to float.
1016 (ticks_to_msec, clocks_to_msec): Likewise.
1017 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
1018 (get_time): Likewise.
1019 (timevar_print): Adjust zero check and printing to match.
1021 2001-08-18 Zack Weinberg <zackw@panix.com>
1023 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
1024 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
1025 Eliminate overfull or underfull hboxes.
1027 2001-08-18 Zack Weinberg <zackw@panix.com>
1029 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1031 2001-08-18 Zack Weinberg <zackw@panix.com>
1033 * haifa-sched.c: Convert to target hooks. Macros replaced
1034 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
1035 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
1036 MD_SCHED_FINISH, and HAVE_cycle_display.
1037 * target-def.h (TARGET_SCHED_ADJUST_COST,
1038 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
1039 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
1040 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
1041 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
1042 New hook #defines to be overridden.
1043 (TARGET_SCHED): Bring them all together.
1044 (TARGET_INITIALIZER): Update.
1045 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
1046 instead of 'struct rtx_def *' throughout.
1047 (struct sched): New set of hooks for the scheduler.
1048 * Makefile.in (haifa-sched.o): Depend on target.h.
1049 * doc/tm.texi: Document the new scheduler hooks, together in
1050 their own section, instead of scattered around.
1051 Fix a bunch of underfull/overfull hboxes.
1053 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
1054 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
1055 sparc.h: Don't define any of the old scheduler macros.
1057 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
1058 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
1059 sparc.c: Create hook functions from code extracted from
1060 corresponding target header, or make existing hooks static, as
1061 appropriate. Set the appropriate entries in targetm.
1063 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
1064 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
1065 rs6000-protos.h, s390-protos.h, sparc-protos.h:
1066 Remove prototypes for functions which are now static.
1068 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
1069 related gunk; the Haifa scheduler is now the only choice.
1071 2001-08-18 Zack Weinberg <zackw@panix.com>
1073 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
1074 * genopinit.c: Put floating point divide insns in sdiv_optab.
1075 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
1076 * config/gofast.h, config/c4x/c4x.h,
1077 config/ia64/hpux_longdouble.h, config/mips/mips.h,
1078 config/pa/long_double.h, config/rs6000/sysv4.h,
1079 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
1080 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
1081 (init_optabs): Use init_optabv for overflow-trapping optabs.
1082 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
1083 cmp_optab RTX codes so have_insn_for can find them.
1085 * optabs.c (expand_simple_binop, expand_simple_unop,
1086 have_insn_for, gen_sub3_insn): New interfaces.
1087 * expr.h: Prototype new functions.
1088 (enum optab_methods): Move here from optabs.h.
1090 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
1091 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
1092 Use new functions instead of working directly with optabs.
1093 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
1094 unroll.c: Don't include optabs.h.
1095 * caller-save.c, combine.c, function.c, stmt.c: Just include
1096 insn-codes.h, not optabs.h.
1097 * Makefile.in: Update dependencies.
1099 * combine.c (make_compound_operation, simplify_comparison):
1100 Fix typos testing for this or that instruction.
1102 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1104 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
1105 generating libgcc.a.
1107 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1109 * except.c (TYPE_HASH): Delete.
1111 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
1114 * tree.c (TYPE_HASH): Delete.
1116 * tree.h (TYPE_HASH): Define.
1118 2001-08-18 Graham Stott <grahams@redhat.com>
1120 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
1122 (adddi3_internal_2+2): Likewise.
1123 (eh_set_lr_di+1): Likewise.
1125 2001-08-17 Richard Henderson <rth@redhat.com>
1127 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1128 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
1129 * dwarf2asm.c: ... here.
1130 * dwarfout.c: Remove them.
1132 * varasm.c (assemble_integer): Add align parameter.
1133 (assemble_real, output_constant, output_constructor): Likewise.
1134 * output.h: Update decls.
1135 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
1136 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
1137 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
1138 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
1139 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
1142 * final.c (end_final): Abort profile block generation if we
1143 havn't layed it out properly.
1144 * output.h (assemble_eh_integer): Remove stale decl.
1145 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
1147 (assemble_integer): Handle unaligned data.
1148 (assemble_real): Abort on unaligned data.
1149 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
1151 (default_dtor_section_asm_out_destructor): Use assemble_align.
1152 (default_named_section_asm_out_constructor): Likewise.
1153 (default_ctor_section_asm_out_constructor): Likewise.
1154 * config/darwin.c (machopic_asm_out_constructor): Likewise.
1155 (machopic_asm_out_destructor): Likewise.
1156 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
1157 (nextstep_asm_out_destructor): Likewise.
1158 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
1159 (vms_asm_out_destructor): Likewise.
1161 2001-08-17 Richard Henderson <rth@redhat.com>
1163 * config/mips/iris6.h (TARGET_IRIX6): New.
1164 (current_section_name, current_section_flags): New.
1165 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
1166 (MAX_OFILE_ALIGNMENT): New.
1167 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
1168 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
1169 (copy_file_data): Split out from
1170 (mips_asm_file_end): ... here.
1171 (mips_asm_file_start): Remove extra .section directive. Use
1172 tmpfile instead of mips_make_temp_file.
1173 (mips_unique_section): Use const char * as needed for warnings.
1174 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
1175 re-add align parameter.
1176 (iris6_asm_named_section): New.
1177 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
1178 (iris6_asm_output_align, iris6_section_align_1): New.
1179 (iris6_asm_file_start, iris6_asm_file_end): New.
1180 * config/mips/mips-protos.h: Update decls.
1182 2001-08-17 Janis Johnson <janis187@us.ibm.com>
1184 * doc/install.texi (Install GCC): Add links to build status pages.
1186 (Final install): Ditto; request updates for specific info
1188 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
1190 * cpperror.c (print_location): Don't take a file name; use the
1192 (_cpp_begin_message): Similarly.
1193 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1194 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1195 (cpp_pedwarn_with_file_and_line): Remove.
1196 * cppfiles.c (stack_include_file): Update; set filename to stdin
1197 here when appropriate.
1198 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
1199 (_cpp_begin_message): Don't take a file name.
1200 * cppinit.c: Add comment.
1201 * cpplex.c: Fix end-of-directive indicator.
1202 * cpplib.c: Don't include intl.h.
1203 (run_directive, do_diagnostic): Update.
1204 (do_line): Update to not use nominal_fname.
1205 (cpp_push_buffer): Don't take a filename.
1206 * cpplib.h (struct ht): Remove.
1207 (cpp_push_buffer): Don't take a filename.
1208 (cpp_pedwarn_with_file_and_line): Remove.
1209 * cppmacro.c (struct cpp_macro): Remove file.
1210 (builtin_macro): Update.
1211 (_cpp_create_definition): Update.
1212 * cppmain.c: Correct comment.
1213 * fix-header.c (read_scan_file): Update.
1215 2001-08-17 Kazu Hirata <kazu@hxi.com>
1217 * sbitmap.c: Fix comment formatting.
1218 * sched-deps.c: Likewise.
1219 * sibcall.c: Likewise.
1220 * simplify-rtx.c: Likewise.
1222 * ssa-ccp.c: Likewise.
1223 * stor-layout.c: Likewise.
1224 * timevar.c: Likewise.
1225 * toplev.c: Likewise.
1226 * unwind-dw2.c: Likewise.
1227 * unwind-dw2-fde.c: Likewise.
1228 * varasm.c: Likewise.
1230 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
1232 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
1233 or larger than an integer in memory.
1235 2001-08-17 Zack Weinberg <zackw@panix.com>
1237 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
1238 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
1239 * rtl.h: Don't forward-declare union tree_node here. Don't
1240 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
1241 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1242 and tree respectively.
1243 * tree.h: Don't forward-declare struct rtx_def here. Don't
1244 typedef tree here. Change all uses of struct rtx_def *,
1245 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1246 and tree respectively.
1248 2001-08-17 Richard Henderson <rth@redhat.com>
1250 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
1251 config/mips/openbsd.h: Fix typos last change.
1253 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1255 * doc/invoke.texi (Optimize Options): The default for
1256 -finline-limit is 600.
1258 2001-08-17 Richard Henderson <rth@redhat.com>
1260 * varasm.c (text_section): Allow TEXT_SECTION to override the
1261 printing of TEXT_SECTION_ASM_OP.
1262 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
1263 (DATA_SECTION, BSS_SECTION): Remove.
1264 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
1265 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
1266 Rename from s/_NAME//.
1267 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
1268 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
1269 (TEXT_SECTION): ... here. New.
1270 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
1271 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
1272 * config/mips/openbsd.h: Likewise.
1273 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
1274 (mips_asm_file_end): Likewise test.
1275 (mips_output_function_epilogue): Likewise. Switch back to data
1276 section after emitting the function.
1278 * doc/tm.texi (Sections): Document TEXT_SECTION.
1280 2001-08-17 Richard Henderson <rth@redhat.com>
1282 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
1283 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
1285 2001-08-17 Richard Henderson <rth@redhat.com>
1287 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
1288 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
1289 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
1290 Add aligned attribute.
1292 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
1294 * config/sh/sh.md: Add modes to unspecs in first insn to match
1295 those in the second.
1297 * Makefile.in: Fix collect2 copy for Cygwin.
1299 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1301 Install the proper patch.
1302 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1303 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1304 (expand_function_start): Likewise.
1305 * stmt.c (expand_decl): Likewise.
1306 * varasm.c (make_decl_rtx): Likewise.
1308 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1310 * final.c: Undo my previous accidental checkin.
1311 * output.h: Likewise.
1312 * tm.texi: Likewise.
1314 2001-08-16 Richard Henderson <rth@redhat.com>
1316 * varasm.c (named_section_flags): Remove align parameter.
1317 * varasm.c, dwarf2out.c: Update all callers.
1318 * output.h: Update prototypes.
1320 * target.h (target.asm_out.named_section): Remove align parameter.
1321 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
1322 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
1323 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
1324 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
1325 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
1327 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
1328 (get_named_section_flags, set_named_section_flags): New.
1329 (named_section_flags): Use them.
1330 (named_section): Do decl vs section flags check here...
1331 (default_section_type_flags): ... not here.
1332 (init_varasm_once): Create in_named_htab.
1333 (resolve_unique_section): Mark reloc unused.
1335 2001-08-16 Richard Henderson <rth@redhat.com>
1337 * varasm.c (force_const_mem): Keep pool alignment in bits.
1338 (output_constant_pool): Use assemble_align.
1340 2001-08-16 Zack Weinberg <zackw@panix.com>
1342 * doc/tm.texi: Remove extra @table command.
1344 2001-08-16 Zack Weinberg <zackw@panix.com>
1346 * final.c (shorten_branches): Clear the end of the label_align
1347 array only if we made it larger. Break up messy expressions
1350 * diagnostic.c (internal_error): Check for error recursion
1351 before doing ICE suppression.
1353 * timevar.c: Timing variables now count in milliseconds.
1354 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
1355 (get_time): Not here.
1356 (timevar_print): Don't print any timer whose user, cpu, and
1357 wall times are all zero as displayed.
1358 * timevar.h: Update comment aboout units. Make timevar
1361 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1363 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1364 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1365 (expand_function_start): Likewise.
1366 * stmt.c (expand_decl): Likewise.
1367 * varasm.c (make_decl_rtx): Likewise.
1369 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
1371 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
1372 (finalize_record_size): Don't set TYPE_USER_ALIGN.
1374 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1376 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
1379 2001-08-16 Andreas Jaeger <aj@suse.de>
1381 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
1384 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
1386 * rtl.h (only_sets_cc0_p): New prototype.
1387 * jump.c (sets_cc0_p): Handle INSN.
1388 (only_sets_cc0_p): New function.
1389 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
1390 (tidy_fallthru_edge): Likewise.
1391 * integrate.c (copy_insn_list): Likewise.
1392 * unroll.c (unroll_loop): Likewise.
1393 (copy_loop_body): Likewise.
1395 2001-08-15 Jason Eckhardt <jle@redhat.com>
1397 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
1399 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1401 * predict.c (struct block_info_def): Remove nvisited.
1402 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1403 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1405 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
1406 (ix86_adjust_cost): Teach scheduler that latency to load operand can
1409 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1411 * predict.def: Update hitrates.
1413 2001-08-15 Richard Henderson <rth@redhat.com>
1415 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
1417 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
1419 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
1420 note from its associated jump.
1422 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1424 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
1425 also on 64-bit s390x targets.
1427 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
1429 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
1431 (arm_expand_prologue): Handled nested functions which take a
1432 variable argument list.
1433 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
1434 macro with an invocation of
1435 arm_compute_initial_elimination_offset.
1436 * config/arm/arm-protos.h: Prototype
1437 arm_compute_initial_elimination_offset.
1439 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1441 * doc/install.texi (Specific, avr): Fix markup.
1442 (Specific, c4x): Ditto.
1444 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1446 * predict.c (dump_prediction): Change `bool' parameter to `int'.
1448 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
1450 * Makefile.in (OBJS): Add rtl-error.o
1451 (rtl-error.o): New rule.
1452 (diagnostic.o): Adjust dependency.
1453 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
1454 error_for_asm, _fatal_insn, _fatal_insn_not_found,
1455 warning_for_asm): Move to...
1456 rtl-error.c: ...here. New file.
1458 2001-08-14 Richard Henderson <rth@redhat.com>
1460 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
1461 if USING_SJLJ_EXCEPTIONS.
1463 2001-08-14 Steve Ellcey <sje@cup.hp.com>
1465 * tlink.c (scan_linker_output): Check string for unsatisfied in
1466 addition to undefined and unresolved.
1468 2001-08-14 Graham Stott <grahams@redhat.com>
1470 * libgcc2.c (*): Replace EH_FRAME_SECTION with
1471 EH_FRAME_SECTION_NAME.
1473 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1475 * genattrtab.c (simplify_test_exp_in_temp): New function.
1476 (simplify_test_exp): Avoid explicit use of temporary obstack.
1477 (simplify_cond, insert_right_side, evaluate_eq_attr,
1478 simplify_and_tree, simplify_or_tree, eliminate_known_true):
1479 Use simplify_test_exp_in_temp.
1480 (optimize_attrs): Iterate until expression stabilizes.
1482 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
1484 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
1485 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
1487 2001-08-13 Richard Henderson <rth@redhat.com>
1489 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
1490 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
1491 * config/arm/conix-elf.h: Likewise.
1493 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1495 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
1497 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1499 * gcse.c (hash_scan_set): Expressions that are set as part of
1500 jump instructions are not available.
1502 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1504 * config/s390/s390.c (print_operand, s390_function_prologue,
1505 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
1507 2001-08-13 Richard Henderson <rth@redhat.com>
1509 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
1510 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
1511 * doc/tm.texi (Exception Region Output): Document it.
1513 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1515 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
1516 DWARF2 instead of stabs by default.
1518 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1520 * config/rs6000/rs6000.c: Include optabs.h.
1522 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1524 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
1525 save/restore routines.
1526 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
1528 2001-08-13 Andreas Jaeger <aj@suse.de>
1530 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
1531 the english is correct.
1533 2001-08-13 Zack Weinberg <zackw@panix.com>
1535 * expr.h: Split out optab- and libfunc-related code to...
1536 * optabs.h, libfuncs.h: ... these new headers.
1538 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
1540 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
1542 * mkconfig.sh: Don't include insn-codes.h from config.h.
1544 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
1545 enum insn_code is available. Move reload_in_optab and
1546 reload_out_optab array declarations to optabs.h.
1547 * regmove.c (gen_add3_insn): Move to optabs.c, export from
1548 there, prototype in expr.h.
1549 * gencodes.c: Cleanup: zap global variables, don't use
1550 printf where puts will do, don't bother defining MAX_INSN_CODE
1551 which nothing uses, let CODE_FOR_nothing get its value implicitly.
1553 * genemit.c, genopinit.c: Include optabs.h in generated file.
1554 * genoutput.c: Include insn-codes.h in generated file.
1555 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
1556 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
1557 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
1558 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
1559 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
1560 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
1562 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
1563 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
1564 config/m88k/m88k.c, config/sparc/sparc.c:
1566 * reload.c: Include expr.h and optabs.h before reload.h.
1567 * config/alpha/alpha.c: Include tree.h before reload.h.
1568 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
1569 and reload.h in that order.
1570 * config/sparc/sparc.c: Include debug.h.
1571 * recog.c: Include insn-codes.h.
1573 2001-08-13 Andreas Jaeger <aj@suse.de>
1575 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
1578 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1580 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
1581 * gcc.c (init_spec): Fix typo in comment.
1582 * varasm.c (data_section): Fix typo in comment.
1584 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1586 * predict.c (dump_prediction): New argument "USED".
1587 (combine_predictions_for_insn): Determine the used heuristics,
1588 output the case no heuristic applied.
1589 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
1591 2001-08-13 Andreas Jaeger <aj@suse.de>
1593 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
1596 2001-08-13 Kazu Hirata <kazu@hxi.com>
1598 * jump.c: Fix formatting.
1600 2001-08-13 Kazu Hirata <kazu@hxi.com>
1602 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
1605 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
1607 * loop.c (check_dbra_loop): Use condjump_label to compute
1610 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
1611 to better document the files they're in.
1613 2001-08-12 Zack Weinberg <zackw@panix.com>
1615 * recog.h (struct insn_operand_data): Shrink 'mode' field
1618 2001-08-12 Kazu Hirata <kazu@hxi.com>
1620 * gcc.c: Fix comment formatting.
1621 * gccspec.c: Likewise.
1624 * genemit.c: Likewise.
1625 * gengenrtl.c: Likewise.
1626 * genrecog.c: Likewise.
1627 * gensupport.c: Likewise.
1628 * ggc-page.c: Likewise.
1629 * global.c: Likewise.
1630 * graph.c: Likewise.
1631 * ifcvt.c: Likewise.
1632 * integrate.c: Likewise.
1634 * libgcc2.c: Likewise.
1636 * mbchar.c: Likewise.
1637 * optabs.c: Likewise.
1638 * predict.c: Likewise.
1639 * prefix.c: Likewise.
1640 * profile.c: Likewise.
1641 * protoize.c: Likewise.
1643 * recog.c: Likewise.
1644 * regclass.c: Likewise.
1645 * regmove.c: Likewise.
1646 * reg-stack.c: Likewise.
1647 * reload1.c: Likewise.
1648 * resource.c: Likewise.
1649 * rtlanal.c: Likewise.
1652 2001-08-12 Kazu Hirata <kazu@hxi.com>
1654 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
1655 a tree representing a constant is passed to the macro.
1657 2001-08-12 Richard Henderson <rth@redhat.com>
1659 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
1660 (rs6000_elf_asm_out_destructor): New.
1661 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
1662 (DTORS_SECTION_ASM_OP): Remove.
1663 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1664 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
1666 2001-08-12 David Edelsohn <edelsohn@gnu.org>
1669 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1670 * gcc.c (set_collect_gcc_options): New function, split out from
1672 Ignore elided switches.
1673 (do_spec_1): Invoke before executing command.
1674 (set_input): Export.
1675 Move declaration ...
1676 * gcc.h (set_input): ... here.
1677 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1680 2001-08-12 Richard Henderson <rth@redhat.com>
1682 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
1683 thinko wrt TARGET_RELOCATABLE.
1685 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
1687 * fix-header.c (cb_file_change): Update prototype.
1689 2001-08-11 Zack Weinberg <zackw@panix.com>
1691 * toplev.c (set_float_handler): Make static.
1692 * toplev.h: Don't prototype set_float_handler.
1694 * simplify-rtx.c: Don't include setjmp.h.
1695 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
1697 (simplify_unary_operation, simplify_binary_operation): Use them,
1698 via do_float_handler.
1700 * fold-const.c: Don't include setjmp.h.
1701 (exact_real_inverse_1): New function.
1702 (exact_real_inverse): Use it, via do_float_handler.
1704 * varasm.c: Don't include setjmp.h.
1705 (assemble_real_1): New function.
1706 (assemble_real): Use it, via do_float_handler.
1707 Call internal_error if we get a trap here.
1709 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
1710 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
1712 2001-08-11 Zack Weinberg <zackw@panix.com>
1714 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
1715 STACK_BOUNDARY if not already defined.
1717 * calls.c, function.c, reload1.c, explow.c: Don't default
1718 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
1719 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
1721 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
1724 * doc/tm.texi: Document that STACK_BOUNDARY is required;
1725 clarify difference between it and PREFERRED_STACK_BOUNDARY.
1727 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1729 * cppmacro.c (enter_macro_context): Push macro expansions even
1732 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1734 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
1735 (rs6000_elf_section_type_flags): Actually return a value.
1737 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1739 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
1740 Clean up code: add missing comments and prototypes, fix warnings,
1741 remove obsolete code, fix spacing to conform to coding style.
1743 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1745 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
1746 and TARGET_ASM_CLOSE_PAREN.
1747 (regclass_map): CC register belongs to class NO_REGS.
1748 (legitimize_pic_address): Don't generate unnecessary moves
1749 (to avoid confusing loop optimization).
1750 (check_and_change_labels): Replace jump_long by indirect_jump.
1751 (s390_final_chunkify): Don't start a new literal pool on section
1752 switch in 64-bit code.
1753 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
1755 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
1756 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
1757 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
1759 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
1760 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
1761 (CONST_COSTS): Fixed incorrect costs.
1763 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
1764 Use emit_jump instead of emit_jump_insn (gen_jump).
1765 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
1766 (to avoid confusing flow analysis).
1767 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
1768 (casesi, casesi_jump): New.
1769 (jump_long): Removed. Functionality merged into indirect_jump.
1770 (indirect_jump): Accept address_operand, not just register_operand.
1771 (cjump_long, icjump_long): Use same logic as indirect_jump.
1772 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
1773 Fixed broken setjmp/longjmp handling.
1774 (do_builtin_setjmp_setup): Removed.
1776 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
1777 broken GNU as versions that don't accept .quad with large
1778 negative values. Use hexadecimal output instead.
1779 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
1780 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
1781 FUNCTION_EPILOGUE): Removed. Now in targetm.
1783 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
1785 * config/s390/fixdfdi.h: Add missing copyright statement.
1786 Fix type conflicts on 64-bit. Add missing SFmode routines.
1788 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
1791 2001-08-11 Richard Henderson <rth@redhat.com>
1793 * rtl.h (REG_EH_RETHROW): Remove.
1794 * rtl.c (reg_note_name): Update.
1795 * combine.c (distribute_notes): Don't check for it.
1797 2001-08-11 Richard Henderson <rth@redhat.com>
1799 * combine.c (distribute_notes): Place REG_SETJMP.
1801 2001-08-11 Richard Henderson <rth@redhat.com>
1803 * doc/extend.texi (Arrays and pointers implementation): Discourage
1804 relying on sign-extension of pointers.
1806 2001-08-11 H.J. Lu <hjl@gnu.org>
1808 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
1810 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
1811 RDATA_SECTION_ASM_OP.
1813 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1815 * doc/install.texi (Specific, c4x): Fix cross-reference to the
1816 main manual to work both for info and HTML versions.
1818 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1819 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1821 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
1822 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
1823 (struct cpp_pool): New member first.
1824 * cppinit.c (append_include_chain): Plug memory leaks.
1825 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
1826 Allocate pragma structures from the (aligned) macro pool to
1827 avoid leaking memory.
1828 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
1829 so we don't leak memory.
1830 * hashtable.c (ht_destroy): New.
1831 * hashtable.h (ht_destroy): New.
1833 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1834 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1836 * c-lex.c (map): Make const.
1837 (cb_file_change): Update for callback passing a line map.
1838 Don't assume we have a previous map. Remove sanity check
1839 about popping too many files.
1840 * cpperror.c (print_location): Make map const.
1841 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
1842 (cpp_make_system_header): Similarly.
1843 (search_from): Similarly.
1844 (_cpp_execute_include): Don't remember where we came from.
1845 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
1846 (struct cpp_reader): Make map const.
1847 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
1848 * cpplib.c (do_line): Update; line maps now hold sysp.
1849 (cpp_push_buffer): Similarly.
1850 (_cpp_do_file_change): Similarly; callback with map instead.
1851 (cpp_get_line_maps): Constify return value.
1852 (_cpp_pop_buffer): Update.
1853 * cpplib.h (struct cpp_file_change): Remove.
1854 (struct cpp_callbacks): Update.
1855 (cpp_get_line_maps): Constify return value.
1856 * cppmacro.c (_cpp_create_definition): Update.
1857 * cppmain.c (struct printer): Constify map.
1858 (maybe_print_line): Similarly.
1859 (print_line): Similarly. Deduce flags 1 and 2 here.
1860 (cb_file_change): Update.
1861 * line-map.c (free_line_maps): Warn regardless.
1862 (add_line_map): Return pointer to const. When passed NULL to_file
1863 with LC_LEAVE, use the obvious values for the return point so the
1864 caller doesn't have to figure them out.
1865 (lookup_line): Return pointer to const.
1866 (print_containing_files): Take pointer to const.
1867 * line-map.h (struct line_map): New members reason, sysp.
1868 (add_line_map): Return pointer to const.
1869 (lookup_line): Similarly.
1870 (print_containing_files): Take pointer to const.
1872 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
1873 Richard Henderson <rth@redhat.com>
1875 * regmove.c (regmove_optimize): Avoid setting a register twice in
1878 2001-08-10 Richard Henderson <rth@redhat.com>
1880 * doc/extend.texi (Arrays and pointers implementation): Document
1881 behavior of pointer/integer conversion.
1883 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
1885 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
1887 2001-08-10 Richard Henderson <rth@redhat.com>
1889 * doc/extend.texi (C Implementation): New chapter.
1890 * doc/gcc.texi (Top): Link it in.
1892 2001-08-10 Andrew Cagney <ac131313@redhat.com>
1894 * doc/install.texi (Specific): Fix CVS merge botch.
1896 2001-08-10 Richard Henderson <rth@redhat.com>
1898 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
1899 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
1901 2001-08-10 Zack Weinberg <zackw@stanford.edu>
1903 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
1904 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
1905 this macro is now required.
1907 * cselib.c (cselib_process_insn), flow.c (propagate_block),
1908 loop.c (find_and_verify_loops), reload.c (reload): Check
1909 for rtx code of CALL_INSN, not CALL, when deciding if we
1910 need to check for REG_SETJMP note.
1912 * gcse.c (compute_hash_table, compute_store_table): Update
1913 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
1916 * config/avr/avr.c: Fix typo.
1917 * config/convex/convex.c (expand_movstr): Use adjust_address.
1918 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
1920 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
1921 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
1923 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
1924 Do define STACK_BOUNDARY.
1925 * config/i370/i370.c: Include expr.h.
1926 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
1927 config/pa/som.h, config/v850/v850.h: Take in_ctors and
1928 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
1929 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
1930 * config/m88k/m88k.c: Include c-tree.h after expr.h.
1931 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
1932 * config/romp/romp.c: Include expr.h after tree.h.
1934 (output_fpop): Use xmalloc, not oballoc.
1935 * config/we32k/we32k.c: Include expr.h.
1937 2001-08-10 Kazu Hirata <kazu@hxi.com>
1939 * config/h8300/h8300.h: Fix formatting.
1941 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
1943 * c-common.h (RETURN_NULLIFIED_P): Lose.
1944 * c-semantics.c (genrtl_return_stmt): Don't check it.
1946 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1948 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
1949 (mips_annotate_frame_insn): New function.
1950 (mips_emit_frame_related_store): New function.
1951 (save_restore_insns): Don't mark instructions that set up the base
1952 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
1953 the store instructions instead.
1954 (mips_expand_prologue): If the stack size is moved into a temporary
1955 register, do not mark that move as frame-related. Add a
1956 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
1958 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1960 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
1961 stack slot as unchanging if current_function_calls_eh_return.
1963 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1965 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
1966 access the second half of the TFmode scratch operand.
1968 2001-08-10 Anthony Green <green@redhat.com>
1970 * java/class.c (emit_register_classes): Conditionalize code on
1973 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1975 * doc/install.texi (Specific, avr): Fix cross-reference to the
1976 main manual to work both for info and HTML versions.
1978 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1980 * stmt.c (expand_null_return_1): Remove code to generate simple returns
1981 and "use_goto" argument.
1982 (expand_null_return, expand_value_return): Update all callers.
1983 * function.c (expand_function_end): Remove code to generate simple
1985 * config/vax/vax.md (epilogue): New expander for function return.
1986 * doc/md.texi (epilogue): Remove "if defined".
1988 2001-08-09 Zack Weinberg <zackw@stanford.edu>
1990 * Makefile.in: Partially revert my previous change:
1991 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
1992 of the hashtab.o and safe-ctype.o rules.
1994 2001-08-09 Richard Henderson <rth@redhat.com>
1996 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
1997 (USE_COLLECT2): Remove duplicate definition.
1998 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
1999 (use_collect2): Remove dead code.
2000 * configure.in (use_collect2): Remove will_use_collect2 and
2001 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
2002 * configure: Rebuild.
2004 * target.h (targetm.asm_out.constructor): New.
2005 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
2006 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
2007 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
2008 * varasm.c (in_ctors, in_dtors): New.
2009 (assemble_constructor, assemble_destructor): Remove.
2010 (default_stabs_asm_out_destructor): New.
2011 (default_named_section_asm_out_destructor): New.
2012 (dtors_section, default_dtor_section_asm_out_destructor): New.
2013 (default_stabs_asm_out_constructor): New.
2014 (default_named_section_asm_out_constructor): New.
2015 (ctors_section, default_ctor_section_asm_out_constructor): New.
2016 * output.h: Update declarations.
2017 * c-decl.c (c_expand_body): Use target hooks instead of
2018 assemble_constructor and assemble_destructor.
2019 * profile.c (output_func_start_profiler): Likewise.
2020 * objc/objc-act.c (finish_objc): Likewise.
2021 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
2022 for the constructor.
2023 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
2025 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
2026 (DTORS_SECTION_ASM_OP): Likewise.
2027 (__CTOR_LIST__): Use attribute section when possible.
2028 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
2030 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
2031 ASM_OUTPUT_CONSTRUCTOR.
2033 * config/darwin.c (machopic_asm_out_constructor): New.
2034 (machopic_asm_out_destructor): New.
2035 * config/darwin-protos.h: Update declarations.
2036 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2037 (ASM_OUTPUT_DESTRUCTOR): Remove.
2038 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2039 * config/nextstep.c (nextstep_asm_out_constructor): New.
2040 (nextstep_asm_out_destructor): New.
2041 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2042 (ASM_OUTPUT_DESTRUCTOR): Remove.
2043 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2044 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
2045 ASM_OUTPUT_*STRUCTOR.
2046 * config/i386/aix386ng.h: Likewise.
2048 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
2049 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
2050 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2051 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2052 * config/lynx.h: Likewise.
2053 * config/netware.h: Likewise.
2054 * config/psos.h: Likewise.
2055 * config/alpha/alpha-interix.h: Likewise.
2056 * config/alpha/elf.h: Likewise.
2057 * config/arc/arc.h: Likewise.
2058 * config/arm/aof.h: Likewise.
2059 * config/arm/coff.h: Likewise.
2060 * config/arm/elf.h: Likewise.
2061 * config/c4x/c4x.h: Likewise.
2062 * config/h8300/h8300.h: Likewise.
2063 * config/i386/cygwin.h: Likewise.
2064 * config/i386/djgpp.h: Likewise.
2065 * config/i386/i386-coff.h: Likewise.
2066 * config/i386/i386-interix.h: Likewise.
2067 * config/i386/sco5.h: Likewise.
2068 * config/i386/vsta.h: Likewise.
2069 * config/i386/win32.h: Likewise.
2070 * config/i960/i960-coff.h: Likewise.
2071 * config/ia64/sysv4.h: Likewise.
2072 * config/m68hc11/m68hc11.h: Likewise.
2073 * config/m68k/coff.h: Likewise.
2074 * config/m68k/mot3300.h: Likewise.
2075 * config/m88k/m88k.h: Likewise.
2076 * config/mcore/mcore-pe.h: Likewise.
2077 * config/mcore/mcore.h: Likewise.
2078 * config/mips/elf.h: Likewise.
2079 * config/mips/elf64.h: Likewise.
2080 * config/mips/iris6.h: Likewise.
2081 * config/pa/pa64-hpux.h: Likewise.
2082 * config/rs6000/sysv4.h: Likewise.
2083 * config/sh/sh.h: Likewise.
2084 * config/sparc/litecoff.h: Likewise.
2086 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
2087 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2088 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2089 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2090 (ASM_OUTPUT_DESTRUCTOR): Remove.
2091 * config/a29k/a29k.c: Move include of tree.h.
2092 * config/a29k/udi.h: Delete file.
2093 * config/alpha/alpha.c (vms_asm_out_constructor): New.
2094 (vms_asm_out_destructor): New.
2095 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
2096 (EXTRA_SECTION_FUNCTIONS): Likewise.
2097 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2098 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2099 * config/c4x/c4x.c: Move include of tree.h.
2100 * config/clipper/clipper.c (clix_asm_out_constructor): New.
2101 (clix_asm_out_destructor): New.
2102 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2103 (ASM_OUTPUT_DESTRUCTOR): Remove.
2104 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2105 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2106 (TARGET_ASM_CONSTRUCTOR): New.
2107 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
2108 (sco_asm_out_constructor): New.
2109 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
2110 * config/i386/svr3gas.h: Remove stack grows up code.
2111 Remove code duplicated from i386/sysv3.h.
2112 (TARGET_ASM_CONSTRUCTOR): New.
2113 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2114 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
2115 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2116 (TARGET_ASM_CONSTRUCTOR): New.
2117 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
2118 (m68hc11_asm_out_destructor): New.
2119 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
2120 (TARGET_ASM_DESTRUCTOR): New.
2121 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
2122 * config/m68k/dpx2.h: Properly undef all the bits inherited from
2123 config/svr3.h pertaining to section manipulation.
2124 * config/m68k/dpx2g.h: Remove #if 0 code.
2125 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
2126 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
2127 (ASM_OUTPUT_CONSTRUCTOR): Remove.
2128 (TARGET_ASM_CONSTRUCTOR): New.
2129 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
2130 (m88k_svr3_asm_out_constructor): New.
2131 (m88k_svr3_asm_out_destructor): New.
2132 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2133 (ASM_OUTPUT_DESTRUCTOR): Remove.
2134 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2135 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
2136 * config/rs6000/aix.h: Likewise.
2137 * config/mips/rtems64.h: Don't undef removed constructor related bits.
2138 * config/mips/vxworks.h: Likewise.
2139 * config/rs6000/lynx.h: Likewise.
2140 * config/sh/elf.h: Likewise.
2141 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
2142 (DTORS_SECTION_ASM_OP): New.
2143 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2144 (ASM_OUTPUT_DESTRUCTOR): Remove.
2145 * config/sparc/sol2-sld-64.h: Likewise.
2146 * config/vax/vax.c (vms_asm_out_constructor): New.
2147 (vms_asm_out_destructor): New.
2148 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2149 (ASM_OUTPUT_DESTRUCTOR): Remove.
2150 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2152 * doc/tm.texi (@node Initialization): Update.
2154 2001-08-09 Richard Henderson <rth@redhat.com>
2156 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
2157 (__do_global_dtors_aux): Use gp-relative static data to avoid
2158 one dynamic relocation.
2159 (__do_frame_setup): Register Java classes.
2160 * config/alpha/crtend.asm (__JCR_END__): New.
2162 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2164 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
2165 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
2166 (GEN, STAGESTUFF): Add new files.
2167 (insn-constants.h, s-constants, tm-preds.h, s-preds,
2168 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
2169 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
2170 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
2171 as well as insn-codes.h and insn-flags.h in config.h; and no
2172 extra headers in tconfig.h and hconfig.h.
2174 * gencodes.c: Eliminate code to generate predicate declarations
2175 or #defines for md-file constants.
2176 * genconstants.c, genpreds.c: New files.
2178 * i386.md: Re-order guard expressions such that TARGET_64BIT
2179 comes first, when this permits better optimization. Add
2180 TARGET_64BIT to more x86-64 patterns. Add comment explaining
2181 why this is desirable.
2183 2001-08-09 Jakub Jelinek <jakub@redhat.com>
2185 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
2186 (find_fde_for_dso): Remove.
2187 (_Unwind_IteratePhdrCallback): New.
2188 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
2189 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
2191 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2193 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
2194 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
2196 2001-08-09 Graham Stott <grahams@redhat.com>
2198 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
2199 (vis_no_unit): Use it.
2200 (visualize_no_unit): Add the insn only if room exists.
2202 2001-08-09 Graham Stott <grahams@redhat.com>
2204 * predict.c (estimate_probability): Replace magic numbers with
2205 appropriate enumeration.
2207 2001-08-09 Graham Stott <grahams@redhat.com>
2209 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
2211 (EXTRACT_FLAGS): Likewise.
2213 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
2215 * config/mips/mips.c (mips_legitimate_address_p): Check for
2216 CONST_INT in last patch.
2218 2001-08-08 Anthony Green <green@redhat.com>
2220 * java/class.c (emit_register_classes): Use assemble_jcr if
2221 possible. Keep the original mechanism as a fallback.
2222 * defaults.h (JCR_SECTION_NAME): Define if we have named section
2223 and weak symbol support.
2224 * crtstuff.c (__JCR_LIST__): Define.
2225 (__JCR_END__): Define.
2226 (_Jv_RegiserClasses): Define weak symbol if possible.
2227 (__do_global_ctors_aux): Register classes for ELF targets with
2228 weak symbol support.
2230 2001-08-08 Kazu Hirata <kazu@hxi.com>
2232 * dbxout.c: Fix comment formatting.
2233 * dependence.c: Likewise.
2235 * diagnostic.c: Likewise.
2236 * dominance.c: Likewise.
2237 * doprint.c: Likewise.
2238 * dwarf2out.c: Likewise.
2239 * dwarfout.c: Likewise.
2240 * emit-rtl.c: Likewise.
2241 * except.c: Likewise.
2242 * explow.c: Likewise.
2243 * expmed.c: Likewise.
2246 * fold-const.c: Likewise.
2247 * function.c: Likewise.
2249 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2251 * global.c (retry_global_alloc): Avoid shadowing allocno.
2253 2001-08-08 Mark Mitchell <mark@codesourcery.com>
2255 * except.c (remove_fixup_regions): Fix typo.
2257 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
2259 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
2260 unsigned HOST_WIDE_INT to avoid warning.
2261 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
2262 * flow.c (set_block_for_new_insns): Likewise.
2264 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
2266 * sibcall.c (return_value_pseudo): New static variable.
2267 (skip_copy_to_return_value): Handle return_value_pseudo.
2268 (call_ends_block_p): Ensure that return_value_pseudo is set.
2269 (optimize_sibling_and_tail_recursive_call): Discover the
2270 load of pseudo return value in alternate exit block.
2272 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2274 * calls.c (ECF_ALWAYS_RETURN): New constant.
2275 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
2276 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
2277 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
2278 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
2279 * rtl.c (reg_note_name): New name.
2280 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
2282 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
2284 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
2286 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2288 * alias.c (get_alias_set): Return a previously calculated
2289 alias set for a VAR_DECL.
2290 * function.c (gen_mem_addressof): Calculate the alias set before
2293 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
2295 * predict.def: Set hitrates according our experimental run.
2297 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2299 * i386.h (HARD_REGNO_RENAME_OK): New macro.
2301 2001-08-08 H.J. Lu <hjl@gnu.org>
2303 * config/mips/mips.c (mips_unique_section): New. Copied from
2306 * config/mips/mips-protos.h (mips_unique_section): New
2309 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
2311 * config/mips/little.h: New. Generic little endian mips
2312 targets. Only mips*-*-linux* is converted to use it so far.
2314 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
2315 (WCHAR_TYPE): Defined
2316 (WCHAR_TYPE_SIZE): Likewise.
2317 (INIT_SUBTARGET_OPTABS): Likewise.
2318 (BSS_SECTION_ASM_OP): Likewise.
2319 (SBSS_SECTION_ASM_OP): Likewise.
2320 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2321 (ASM_DECLARE_OBJECT_NAME): Likewise.
2322 (UNIQUE_SECTION): Likewise.
2323 (EXTRA_SECTIONS): Likewise.
2324 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2325 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2326 (ASM_OUTPUT_DEF): Likewise.
2327 (HANDLE_SYSV_PRAGMA): Removed.
2328 (NO_IMPLICIT_EXTERN_C): Likewise.
2329 (TARGET_MEM_FUNCTIONS): Likewise.
2330 (STARTFILE_SPEC): Likewise.
2331 (ENDFILE_SPEC): Likewise.
2332 (LIB_SPEC): Likewise.
2333 (INVOKE__main): Likewise.
2334 (CTOR_LIST_BEGIN): Likewise.
2335 (CTOR_LIST_END): Likewise.
2336 (DTOR_LIST_BEGIN): Likewise.
2337 (DTOR_LIST_END): Likewise.
2338 (SET_ASM_OP): Likewise.
2339 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2340 (ASM_OUTPUT_DEF): Likewise.
2341 (ASM_OUTPUT_IDENT): Likewise.
2343 * config/mips/mips.h (ASM_SPEC): Undefine before define.
2344 (CPLUSPLUS_CPP_SPEC): Likewise.
2345 (ASM_APP_ON) Redefine only if not defined.
2346 (ASM_APP_OFF): Likewise.
2347 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2348 (ASM_OUTPUT_IDENT): Likewise.
2350 * config.gcc: Update tm_file for Linux/mips.
2352 2001-08-08 Bernd Schmidt <bernds@redhat.com>
2354 * cselib.c (cselib_record_sets): If insn is predicated, turn
2355 sources into IF_THEN_ELSEs.
2357 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
2358 Turn into define_insn_and_split.
2360 * sched-deps.c: Include "cselib.h".
2361 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
2362 Use cselib to turn memory addresses into VALUEs.
2363 (sched_analyze): Call cselib_init/cselib_finish if necessary.
2364 * sched-int.h (struct sched_info): New member USE_CSELIB.
2365 * sched-ebb.c (ebb_sched_info): Initialize it.
2366 * sched-rgn.c (rgn_sched_info): Likewise.
2367 * Makefile.in (sched-deps.o): Update dependencies.
2369 * cselib.h (cselib_subst_to_values): Declare.
2370 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
2371 that have no value and autoincs to be handled by generating a new
2374 2001-08-08 Graham Stott <grahams@redhat.com>
2376 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
2377 within fixed length SEQUENCE.
2379 2001-08-08 Graham Stott <grahams@redhat.com>
2381 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
2382 (diagnostic_prefixing_rule): Likewise.
2383 (diagnostic_line_cutoff): Likewise.
2384 (diagnostic_kind_count): Likewise.
2386 2001-08-08 Graham Stott <grahams@redhat.com>
2388 * alias.c (find_base_decl): Delete redundent assignment.
2390 2001-08-08 Graham Stott <grahams@redhat.com>
2392 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
2393 (abs): Uppercase and paranthesize macro parameter.
2394 (MEM_DEPENDENCY): Add whitespace.
2396 2001-08-08 Graham Stott <grahams@redhat.com>
2398 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
2399 failure check for CONST_INT
2401 2001-08-08 Graham Stott <grahams@redhat.com>
2403 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
2404 (libcall_dead_p): Likewise.
2406 (mark_used_regs): Constify fmt.
2407 (find_use_as_address): Likewise.
2409 2001-08-08 Graham Stott <grahams@redhat.com>
2411 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
2414 2001-08-08 Graham Stott <grahams@redhat.com>
2416 * combine.c (combine_simplify_rtx): Update comment and
2417 remove erroneous test.
2419 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2421 * cppinit.c (cpp_finish): Pop the final buffer without comment.
2422 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
2423 take care to avoid multiple no-newline at EOF warnings in that
2426 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
2428 * calls.c (expand_call): Do not emit INSN_SETJMP note.
2429 (emit_library_call_value_1): Likewise.
2430 (emit_call_1): Emit REG_SETJMP note.
2431 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
2433 * cselib.c (cselib_process_insn): Likewise.
2434 * flow.c (propagate_block): Likewise.
2435 * loop.c (find_and_verify_loops): Likewise.
2436 * reload.c (find_equiv_regs): Likewise.
2437 * reload1.c (reload): Likewise.
2438 * resource.c (mark_referenced_resources,
2439 mark_set_resources): Likewise.
2440 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
2441 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
2442 * haifa-sched.c (unlink_other_notes): Likewise.
2443 (reemit_notes): Likewise.
2444 * sched-ebb.c (sched_ebb): Likewise.
2445 * sched-rgc.c (sched_region): Likewise.
2446 * rtl.c (note_insn_name): Likewise.
2447 (reg_note_name): Add REG_SETJMP
2448 * rtl.h (reg_note): Add REG_SETJMP.
2449 (insn_note): Remove NOTE_INSN_SETJMP.
2451 * profile.c (branch_prob): Add fake edges for setjmp.
2453 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
2455 * config.gcc: Quote target_cpu_default2 correctly for
2456 powerpc*-*-* targets.
2458 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2460 * cpplib.h, line-map.h: Update comments.
2461 * cppmain.c (printer_init): Move inline.
2462 (maybe_print_line, print_line): Take a map pointer.
2463 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
2464 (cb_file_change): Don't use prior value of print.map.
2466 2001-08-07 David Edelsohn <edelsohn@gnu.org>
2468 * doc/install.texi: Document fine-grained multilib configuration.
2470 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2472 * rtlanal.c (find_first_parameter_load): Call note_stores
2473 only on the instructions.
2475 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2477 * alias.c (nonlocal_mentioned_p):
2478 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
2479 * calls.c (emit_call_1): Likewise.
2480 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
2481 * cselib.c (cselib_process_insn): Likewise.
2482 * df.c (df_insns_modify): Likewise.
2483 * flow.c (need_fake_edge_p): Likewise.
2484 (propagate_one_insn): Likewise.
2485 * haifa-sched.c (reemit_notes): Likewise.
2486 * integrate.c (copy_insn_list): Likewise.
2487 * jump.c (delete_prior_computation): Likewise.
2488 * local-alloc.c (validate_equiv_mem): Likewise.
2489 * loop.c (scan_loop): Likewise.
2490 * predict.c (estimate_probability): Likewise.
2491 * reload.c (reload): Likewise.
2492 * sched-deps (sched_analyze): Likewise.
2493 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
2494 * gcse.c (compute_hash_table): Likewise.
2495 (mark_call): Likewise.
2496 (store_killed_in_insn): Likewise.
2498 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
2500 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
2502 2001-08-06 Richard Henderson <rth@redhat.com>
2504 * varasm.c (assemble_gc_entry): Remove.
2505 * output.h: Likewise.
2507 2001-08-06 Richard Henderson <rth@redhat.com>
2509 * varasm.c (assemble_constructor): Take a symbol_ref and a
2510 priority instead of a bare string. Move priority handling
2511 here from cp/decl2.c.
2512 * output.h: Update decls.
2514 * c-decl.c (c_expand_body): Update calls to assemble_constructor
2515 and assemble_destructor.
2516 * profile.c (output_func_start_profiler): Likewise.
2517 * objc/objc-act.c (finish_objc): Likewise.
2518 (build_module_descriptor): Return the symbol not the symbol name.
2520 2001-08-06 David Edelsohn <edelsohn@gnu.org>
2522 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
2523 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
2524 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
2525 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
2526 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
2527 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
2529 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2531 * cpperror.c (print_containing_files): Moved to line-map.c.
2532 (print_location): line-map.c handles re-listing or otherwise.
2533 * cpphash.h (struct lexer_state): Remove next_bol.
2534 (struct cpp_buffer): Remove include_stack_listed.
2535 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
2536 Remove faked buffer handling.
2537 (_cpp_do_file_change): Tweak.
2538 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
2539 * cppmain.c (struct printer): Remove filename.
2540 (print_line, cb_file_change): Update accordingly.
2541 * line-map.c: Include intl.h.
2542 (init_line_maps): Initialize last_listed.
2543 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
2544 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
2545 (print_containing_files): New.
2546 * line-map.h (struct line_maps): New member last_listed.
2547 (print_containing_files, INCLUDED_FROM): New.
2548 * Makefile.in: Update.
2549 * po/POTFILES.in: Add line-map.c.
2551 2001-08-06 Richard Henderson <rth@redhat.com>
2553 * except.c (convert_from_eh_region_ranges_1): Never mark
2554 USE or CLOBBER insns as throwing.
2556 * expr.c (store_constructor): Don't clobber memory targets.
2558 2001-08-06 Andreas Jaeger <aj@suse.de>
2560 * profile.c (branch_prob): Remove unused variable insn.
2562 * Makefile.in (local-alloc.o): Add dependency on except.h.
2564 * local-alloc.c: Include except.h for can_throw_internal prototype.
2566 2001-08-06 Richard Henderson <rth@redhat.com>
2568 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2569 * function.c (expand_main_function): Implement it.
2570 * doc/tm.texi: Document it.
2572 2001-08-06 Stan Shebs <shebs@apple.com>
2574 * doc/install.texi: Document powerpc-*-darwin* details.
2576 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
2578 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
2579 (ASM_CPU_SPEC): Move back to rs6000.h
2580 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
2582 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
2584 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
2587 * config/rs6000/linux64.h: Ditto.
2589 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2590 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
2593 Remove accidently readded definitions of FUNCTION_PROLOGUE,
2594 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
2596 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2599 2001-08-05 Richard Henderson <rth@redhat.com>
2601 * local-alloc.c (update_equiv_regs): Do not move insns that
2604 2001-08-05 Jan Hubicka <jh@suse.cz>
2606 * Makefile.in (reload1.o): Add dedendancy on except.h
2607 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
2609 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
2610 indicating wehther edges has been cleaned up.
2611 * reload1.c: Inlucde except.h
2612 (fixup_abnormal_edges): Accept deleted insns.
2613 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
2616 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2618 * cpplib.c (do_line): Correct line number after pop_buffer.
2620 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2622 PR preprocessor/3824
2623 * line-map.c: Update comments.
2624 * line-map.h: Update comments.
2625 * tradcif.y: Don't consider large numbers unsigned.
2627 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2629 PR preprocessor/3081
2630 * c-lex.c (map): New.
2631 (cb_file_change): Update map and use it.
2632 (cb_def_pragma, cb_define, cb_undef): Use map and line.
2633 (c_lex): Update to use map.
2634 * cpperror.c (print_location): Move to using logical line numbers.
2635 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
2636 (cpp_make_system_header): Similarly.
2637 (_cpp_execute_include): Stop line numbering hacks. Store the
2638 line we will return to.
2639 * cpphash.h (CPP_BUF_LINE): Remove.
2640 (struct cpp_buffer): Remove lineno and pseudo_newlines.
2641 Add map and return_to_line.
2642 (_cpp_do_file_change): Update.
2643 * cppinit.c (cpp_start_read): Update line kludge.
2644 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
2645 (trigraph_ok): Use logical line numbers for diagnostics.
2646 (skip_block_comment): Likewise.
2647 (skip_whitespace): Likewise.
2648 (skip_line_comment): Use pfile->line instead.
2649 (_cpp_lex_token): Update to use logical line numbering exclusively.
2650 Handle BOL locally. Accept new lines in directives, but keep
2651 pfile->line decremented. Diagnostics use logical lines. Update
2653 * cpplib.c (SEEN_EOL): New.
2654 (skip_rest_of_line, check_eol): Use it.
2655 (end_directive): Increase line number when accepting the newline
2656 at the end of a directive.
2657 (run_directive): Simplify.
2658 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
2659 (_cpp_do_file_change): Update to take buffer line number as an
2660 argument, and store the current map in the cpp_reader. Remove
2661 line number kludges.
2662 (_cpp_do__Pragma): Restore output position after a _Pragma.
2663 (cpp_push_buffer): Don't set output line or lineno.
2664 (_cpp_pop_buffer): Transfer more info from a faked buffer.
2665 Remove line kludge. Set output_line.
2666 * cppmacro.c (builtin_macro): Update handling of __LINE__.
2667 (parse_arg): Use logical lines.
2668 (save_lookahead_token): Save EOFs too now.
2669 * cppmain.c (struct printer): Fix comments.
2670 (printer_init): Simplify, let caller do errors.
2671 (scan_translation_unit, check_multiline_token, dump_macro): Update.
2672 (maybe_print_line): Simplify.
2673 (print_line): Don't print a linemarker if -P.
2674 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
2675 (cb_file_change): Simplify.
2676 * line-map.h (LAST_SOURCE_LINE): Fix.
2677 (CURRENT_LINE_MAP): New.
2679 2001-08-05 Bernd Schmidt <bernds@redhat.com>
2681 * doloop.c (doloop_modify_runtime): Properly compute number of
2682 iterations if loop was unrolled.
2684 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
2685 if their CSELIB_VAL_PTRs are.
2687 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
2688 (setup_spill_pointers): Initialize it.
2689 (spill_restore_mem): Set it.
2690 (do_spill, do_restore): Use it to add REG_INC note.
2691 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
2693 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
2694 asms if other insns are available.
2696 * config/ia64/ia64.c (condop_operator): New predicate.
2697 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
2698 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
2701 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
2702 temporary register than directly using a MEM.
2704 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2706 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
2707 parameter in last change.
2709 2001-08-04 Zack Weinberg <zackw@panix.com>
2711 * sparc.md: Don't use #if inside C test expression.
2713 2001-08-04 Richard Henderson <rth@redhat.com>
2715 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
2717 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
2719 * cpphash.h (struct cpp_reader): New member directive_line.
2720 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
2721 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
2722 do_pragma): Pass line to callbacks.
2723 (start_directive): Record line of directive.
2724 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
2725 cb_include): Similarly.
2726 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
2729 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2731 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
2734 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2736 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
2738 * reload1.c (fixup_abnormal_edges): New static function.
2741 * flow.c (need_fake_edge_p): New function.
2742 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
2743 avoid call insn to be very last insn in the insn stream.
2745 * profile.c (branch_prob): Call flow_call_edges_add instead of
2746 doing that by hand; cleanup cfg to re-merge basic blocks once
2749 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2751 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
2752 are also on line-map.h.
2753 * cppfiles.c (stack_include_file): Update.
2754 * cpphash.h (struct cpp_buffer): New member return_at_eof.
2755 (_cpp_pop_buffer): New.
2756 * cppinit.c (cpp_destroy, cpp_finish): Update.
2757 (do_includes): Mark each buffer to return at EOF.
2758 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
2759 return as requested.
2760 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
2761 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
2762 * cpplib.h (cpp_pop_buffer): Remove.
2763 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
2764 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
2766 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
2768 (do_preprocessing): Update.
2769 * fix-header.c (read_scan_file): Update. No need to pop buffers.
2770 * c-parse.in (_yylex): Similarly.
2771 * scan-decls.c (scan_decls): Similarly.
2772 * line-map.h: Update comments.
2774 * objc/Make-lang.in (objc-act.o): Update dependencies.
2776 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2778 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
2779 and soft register for operand 0.
2780 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
2782 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2784 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
2785 register for operand 0.
2786 ("bitcmpqi_z_used"): Allow memory for operand 0.
2787 (split "bitcmpqi"): New split to handle address reg as operand 1.
2789 2001-08-04 Andreas Jaeger <aj@suse.de>
2791 * gcse.c: Revert Daniel's last patch.
2793 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2795 * sparc-protos.h: Add prototypes for fp_zero_operand and
2797 * sh-protos.h: Add prototype for fpul_operand.
2799 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2801 * doc/extend.texi (Other Builtins): Fix typo in last change.
2803 2001-08-03 Richard Henderson <rth@redhat.com>
2805 * target.h (gcc_target): Add asm_out.named_section,
2806 section_type_flags, have_named_sections.
2807 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
2808 (TARGET_HAVE_NAMED_SECTIONS): New.
2809 (TARGET_SECTION_TYPE_FLAGS): New.
2811 * Makefile.in (toplev.o): Depend on TARGET_H.
2812 (varasm.o, dbxout.o): Likewise.
2813 * c-common.c (decl_attributes): Check targetm.have_named_sections
2814 instead of ifdef ASM_OUTPUT_SECTION_NAME.
2815 * dbxout.c (dbxout_function_decl): Likewise.
2816 (dbxout_function_end): Likewise.
2817 * toplev.c (compile_file): Likewise.
2818 * varasm.c (exception_section): Likewise.
2819 * cp/decl2.c (finish_objects): Likewise.
2821 * defaults.h (EH_FRAME_SECTION): Remove.
2822 (EH_FRAME_SECTION_ASM_OP): Remove.
2823 (EH_FRAME_SECTION_NAME): New.
2824 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
2825 (UNIQUE_SECTION_P): Remove.
2826 * dwarf2out.c (SECTION_FORMAT): Remove.
2827 (ASM_OUTPUT_SECTION): Remove.
2828 (output_call_frame_info): Use named_section_flags.
2829 (output_comp_unit, dwarf2out_start_source_file): Likewise.
2830 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
2831 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
2832 * varasm.c (in_eh_frame, eh_frame_section): Remove.
2833 (named_section_flags): New.
2834 (named_section): Use it and targetm.section_type_flags.
2835 (resolve_unique_section): New.
2836 (assemble_start_function): Use it.
2837 (asm_emit_uninitialised, assemble_variable): Likewise.
2838 (default_section_type_flags): New.
2839 (default_no_named_section, default_elf_asm_named_section): New.
2840 (default_coff_asm_named_section, default_pe_asm_named_section): New.
2841 * output.h: Update varasm.c decls.
2842 (SECTION_*): New flags.
2844 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
2845 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
2847 * config/elfos.h (UNIQUE_SECTION_P): Remove.
2848 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
2849 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
2850 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2851 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
2852 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
2853 * config/mips/elf.h, config/mips/elf64.h: Likewise.
2854 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
2855 * config/pa/pa64-hpux.h,
2857 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
2858 (TARGET_ASM_NAMED_SECTION): New.
2859 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
2860 * config/alpha/vms.h, config/arm/coff.h: Likewise.
2861 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
2862 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
2863 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
2864 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
2865 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2866 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
2867 * config/i386/sco5.h, config/i386/win32.h: Likewise.
2868 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
2869 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
2870 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
2871 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
2872 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
2873 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
2874 * config/sparc/sysv4.h: Likewise.
2876 * config/nextstep.h: Error until named sections implemented.
2878 * config/a29k/a29k.c (a29k_asm_named_section): New.
2879 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
2880 (vms_section_type_flags, vms_asm_named_section): New.
2881 * config/arm/arm.c (arm_elf_asm_named_section): New.
2882 * config/avr/avr.c (asm_output_section_name): Remove.
2883 * config/avr/avr-protos.h: Update.
2884 * config/c4x/c4x.c (c4x_asm_named_section): New.
2885 * config/h8300/h8300.c (h8300_asm_named_section): New.
2886 * config/i386/i386.c (sco_asm_named_section): New.
2887 * config/i386/winnt.c (SECTION_PE_SHARED): New.
2888 (i386_pe_section_type_flags): New.
2889 (i386_pe_asm_named_section): New.
2890 * config/i386/i386-protos.h: Update.
2891 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
2892 * config/mcore/mcore.c (mcore_asm_named_section): New.
2893 * config/mips/mips.c (iris6_asm_named_section): New.
2894 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
2895 instead of UNIQUE_SECTION_P.
2896 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
2897 (xcoff_asm_named_section): New.
2898 * config/sh/sh.c (sh_asm_named_section): New.
2899 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
2901 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
2902 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
2903 (EH_FRAME_SECTION_NAME): New.
2904 (EXCEPTION_SECTION): New.
2905 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
2906 (DEBUG_*_SECTION): Remove.
2907 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
2908 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
2909 (EH_FRAME_SECTION_ASM_OP): Remove.
2911 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
2912 (ASM_OUTPUT_SECTION_NAME): Remove.
2913 (TARGET_ASM_NAMED_SECTION): New.
2914 (TARGET_HAVE_NAMED_SECTIONS): New.
2915 (TARGET_SECTION_TYPE_FLAGS): New.
2916 (EH_FRAME_SECTION_ASM_OP): Remove.
2917 (EH_FRAME_SECTION_NAME): New.
2919 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2921 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
2922 for complex expressions when cfun == 0.
2923 * doc/extend.texi: Document that __builtin_constant_p can be
2924 used in data initializers as well as functions.
2926 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
2928 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
2929 variable I locally, instead of expecting a declaration in the
2932 2001-08-03 Richard Henderson <rth@redhat.com>
2934 * except.c (collect_one_action_chain): Add an explicit cleanup
2935 action if regions surrounding a catch were encoded entirely
2936 within the call-site entry.
2938 2001-08-03 Richard Henderson <rth@redhat.com>
2940 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
2941 don't take REGNO of a non-register.
2943 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2945 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
2946 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
2947 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
2948 (__gthread_mutex_init_function): New function for mutex initialization.
2950 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2952 * Makefile.in: Revert screwed up commit.
2954 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2956 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
2957 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
2958 merged by linker script to get a final _exit().
2959 (__do_global_dtors): New for destructor handling in specific exit
2961 (__do_global_ctors): New for constructors in specific install section.
2962 (__map_data_section): Map data sections before running constructors.
2963 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
2964 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
2965 (DTORS_SECTION_ASM_OP): Likewise.
2966 (CTORS_SECTION_FUNCTION): Define to force a reference to
2968 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
2970 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2972 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
2974 * Makefile.in: Add df.h to gcse.c dependencies.
2976 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2978 * varasm.c (output_constant_def_contents): Use for the length of a
2979 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
2980 depending on which is larger.
2982 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2984 * gcse.c: Include df.h for use as a dataflow analyzer.
2986 Declaration of reg_set_info: gone.
2987 New df_analyzer variable used by store motion.
2988 (reg_set_info): Deleted.
2989 (mark_mem_regs): New function, analyze regs used by a mem.
2990 (store_ops_ok): Use dataflow analyzer results to determine if
2991 necessary regs are changed in the block.
2992 (find_moveable_store): Remove check for symbol ref, we can handle
2993 much more complex expressions now.
2994 (compute_store_table): Remove most of the code, it's unnecessary
2995 now that the dataflow analyzer records the info for us.
2996 (store_killed_after): Add parameter to say whether to do the
2997 store_ops_okay test, used to speed up testing when we already know
2998 the answer, and just want to know if the store itself was killed.
2999 (build_store_vector): Largely rewritten to calculate the various
3000 vectors properly, and somewhat optimized.
3001 (store_motion): Init the df_analyzer, get REG_DEF chains.
3002 Also handle trapping expressions (since mems almost always trap)
3003 (simple_mem): Redefine what a simple mem is.
3005 2001-08-03 DJ Delorie <dj@redhat.com>
3007 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
3008 set from a constant part of the condition.
3010 2001-08-01 Andrew Cagney <ac131313@redhat.com>
3012 * mkdeps.c (deps_add_default_target): Make local variable
3013 ``start'' a const char pointer.
3014 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
3016 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3018 * doc/install.texi (Configuration): Fix markup.
3019 (Specific, i?86-*-udk): Likewise.
3020 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
3022 Document --enable-threads and --enable-libgcj status.
3023 (Specific, mips-sgi-irix*): Canonicalize triples.
3024 (Specific, mips-sgi-irix5): Warn about problems with this config.
3025 Mention required GNU as patch.
3026 Native assembler problems are fixed.
3027 (Specific, mips-sgi-irix6): Update O32 ABI support status.
3028 Document --enable-threads and --enable-libgcj status.
3030 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3032 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
3035 2001-08-03 Richard Henderson <rth@redhat.com>
3037 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
3040 2001-08-03 Richard Henderson <rth@redhat.com>
3042 * rtlanal.c (find_first_parameter_load): Stop if we
3043 reach a CODE_LABEL at BOUNDARY.
3045 2001-08-03 Richard Henderson <rth@redhat.com>
3047 * config/alpha/alpha.md (force_movdi): New insn.
3048 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
3049 Tweek FRP marking of VMS prologue insns.
3050 * config/alpha/vms.h (EPILOGUE_USES): New.
3052 2001-08-02 Richard Henderson <rth@redhat.com>
3054 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
3056 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3058 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
3059 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
3060 config/convex/convex.h, config/d30v/d30v.c,
3061 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3062 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
3063 config/mips/mips.h, config/mn10200/mn10200.h,
3064 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
3065 config/v850/v850.h, config/vax/openbsd.h,
3066 config/vax/openbsd1.h, config/vax/ultrix.h,
3067 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
3068 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
3069 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
3070 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
3071 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
3072 in comments and documentation.
3074 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3078 * Makefile.in (line-map.o): New.
3079 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
3080 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
3081 * cpperror.c (print_containing_files): Similarly.
3082 (print_location): Update. Don't output a space before _Pragma.
3083 * cppfiles.c (stack_include_file): Set to line 1 immediately.
3084 (stack_include_filee, cpp_make_system_header): Update.
3085 (_cpp_execute_include): Get logical line number right for calling
3086 as-yet-unterminated #include.
3087 * cpphash.h (struct cpp_reader): Add line_maps.
3088 (_cpp_do_file_change): Update.
3089 * cppinit.c (cpp_create_reader): Initialize line maps.
3090 (cpp_destroy): Destroy line maps.
3091 (cpp_start_read): Get logical line number right.
3092 * cpplex.c (parse_string): Only warn once for multi-line strings.
3093 Use boolean variable for null warning.
3094 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
3096 (do_include_common): End the directive early.
3097 (do_line): Don't warn about out-of-range lines in preprocessed
3098 source. Update. Remove unused variables.
3099 (_cpp_do_file_change): Update for new line mapping.
3100 (pragma_cb): New typedef.
3101 (cpp_register_pragma): Stop looking ahead before calling the
3103 (do_pragma_system_header): End directive early.
3104 (cpp_get_line_maps): New.
3105 (cpp_pop_buffer): Fudge logical line. Update.
3106 * cpplib.h: Include line-map.h
3107 (enum cpp_fc_reason): Remove.
3108 (struct cpp_file_change): Update.
3109 (cpp_get_line_maps): New.
3110 * cppmain.c (struct_printer): New member map.
3111 (cb_file_change): Update for new mappings.
3112 * fix-header.c (cb_file_change): Similarly.
3114 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3116 * Makefile.in (libgcc.mk): Define mkinstalldirs.
3117 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
3119 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3121 * config/vax/vax.c: include expr.h.
3123 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3125 * Makefile.in ($(srcdir)/configure): Only rebuild in
3127 ($(srcdir)/config.in): Only define in maintainer mode.
3128 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
3130 2001-08-02 David Edelsohn <edelsohn@gnu.org>
3132 * doc/install.texi (Install GCC: Binaries): Update Bull info.
3134 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3136 * gcc.c (set_collect_gcc_options): New function, split out from
3138 Ignore elided switches.
3139 (do_spec_1): Invoke before executing command.
3140 (set_input): Export.
3141 Move declaration ...
3142 * gcc.h (set_input): ... here.
3143 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3146 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
3149 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
3151 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
3153 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
3155 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
3156 for the unnamed instructions it expands to.
3158 2001-08-02 Richard Henderson <rth@redhat.com>
3160 * regclass.c (call_really_used_regs): Conditionally define.
3161 (init_reg_sets_1): Don't use it if not defined.
3162 (fix_register): Similarly, don't set it.
3164 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3166 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
3167 Correct comment that had been missed in the previous change.
3169 2001-08-01 Stan Shebs <shebs@apple.com>
3171 * config/darwin.c (machopic_stub_name): Try matching by name.
3172 (update_stubs): New function.
3173 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
3176 2001-08-01 Richard Henderson <rth@redhat.com>
3178 * except.c (output_function_exception_table): Use assemble_align.
3179 * varasm.c (assemble_eh_label): Remove.
3180 (assemble_eh_align, assemble_eh_integer): Remove.
3182 2001-08-01 Robert Lipe <robertl@caldera.com>
3184 * dwarfout.c: Remove reference to README.DWARF.
3186 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
3188 * regclass.c (call_really_used_regs): New array for registers which
3189 are actually used by a call.
3190 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
3192 (fix_register): Set call_really_used too.
3193 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
3194 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
3196 2001-08-01 Richard Henderson <rth@redhat.com>
3198 * read-rtl.c (read_name): Consider \r whitespace.
3200 2001-07-11 Andrew Cagney <ac131313@redhat.com>
3202 * config.gcc: Recognize powerpc-*-netbsd*.
3204 * doc/install.texi (Host/target specific installation notes for
3205 GCC): Mention powerpc-*-netbsd*.
3207 * config/rs6000/netbsd.h: New file.
3208 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
3209 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
3210 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
3211 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
3212 (TARGET_VERSION): Redefine.
3214 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
3215 mcall-netbsd as a match for mcall-sysv.
3216 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
3217 (ncrti.S, ncrtn.S): New targets.
3218 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
3220 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
3221 "netbsd' as a V4 ABI.
3222 (ASM_SPEC): Check for -mcall-netbsd.
3223 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
3224 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
3225 (LIB_SPEC, ENDFILE_SPEC): Ditto.
3226 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
3227 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
3228 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
3229 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
3231 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
3232 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
3234 2001-08-01 Mark Kettenis <kettenis@gnu.org>
3236 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
3237 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
3238 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
3239 including "unwind-pe.h".
3241 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
3243 * rs6000.md (define_splits): Kill unused constraints.
3245 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
3246 Jan Hubicka <jh@suse.cz>
3248 * function.c (thread_prologue_and_epilogue_insns): Kill code
3249 dealing with non-existent CFG.
3251 2001-08-01 Kazu Hirata <kazu@hxi.com>
3253 * alias.c: Fix comment formatting.
3254 * bitmap.c: Likewise.
3255 * builtins.c: Likewise.
3256 * calls.c: Likewise.
3257 * c-common.c: Likewise.
3258 * c-decl.c: Likewise.
3259 * c-dump.c: Likewise.
3260 * c-lex.c: Likewise.
3261 * collect2.c: Likewise.
3262 * combine.c: Likewise.
3263 * conflict.c: Likewise.
3264 * cppfiles.c: Likewise.
3265 * cppinit.c: Likewise.
3266 * cpplex.c: Likewise.
3267 * cpplib.c: Likewise.
3268 * cppmacro.c: Likewise.
3269 * cppspec.c: Likewise.
3270 * c-pragma.c: Likewise.
3271 * crtstuff.c: Likewise.
3273 * cselib.c: Likewise.
3274 * c-semantics.c: Likewise.
3275 * c-typeck.c: Likewise.
3277 2001-08-01 H.J. Lu <hjl@gnu.org>
3279 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
3281 2001-08-01 H.J. Lu <hjl@gnu.org>
3283 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
3285 2001-08-01 Ziemowit Laski <zlaski@apple.com>
3287 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
3288 contextualizing Objective-C class name lookup by the lexer.
3289 (typespec_reserved_nonattr): Disable ObjC class name lookup after
3291 (protocoldef): Add support for forward @protocol declarations.
3292 (yylexname): Suppress ObjC class name lookup in certain contexts;
3293 re-enable after lookup is complete.
3294 (_yylex): Re-enable ObjC class name lookup when certain
3295 punctuation marks are seen.
3297 * objc/objc-act.c (check_protocol_recursively): New function used
3298 for finding circular dependencies in protocols.
3299 (objc_declare_protocols): New function for handling forward
3300 @protocol declarations.
3301 (receiver_is_class_object): Detect the case when 'self' is used
3302 inside of a class method.
3303 (build_message_expr): Issue a warning if class method is desired
3304 but instance method is found instead.
3305 (conforms_to_protocol): Streamline.
3306 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
3307 protocol Foo, even if 'Bar foo' does not.
3308 (check_protocols): Streamline.
3309 (start_protocol): Add checks for circular and duplicate protocol
3311 (encode_aggregate_within): For typedefs of structs, encode the
3313 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
3314 (objc_declare_protocols): New prototype.
3316 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3318 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
3319 * cpplex.c (handle_newline): Update prototype. Maintain logical
3321 (skip_escaped_newlines, skip_block_comment, parse_string):
3323 (_cpp_lex_token): Update, and store token position within the token.
3324 * cpplib.h (struct cpp_token): Add line and column entries.
3325 * cppmacro.c (replace_args): Position stringified tokens correctly.
3327 2001-08-01 Andreas Jaeger <aj@suse.de>
3329 * basic-block.h: Add prototype for last_loop_beg_note.
3331 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
3333 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
3334 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
3336 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
3337 while handling WITH_CLEANUP_EXPR node. Use second operand calling
3338 expand_decl_cleanup.
3339 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
3341 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
3342 operand while calling simple_cst_equal.
3343 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
3344 operand is the cleanup expression, the third is the RTL_EXPR.
3345 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
3347 2001-07-31 Jeff Sturm <jsturm@one-point.com>
3349 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
3351 2001-07-31 matthew green <mrg@eterna.com.au>
3353 * config.gcc (i386-*-netbsdelf): New description.
3354 * config/i386/netbsd-elf.h: New file.
3356 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
3358 * loop.c (check_dbra_loop): Use single_set to compute
3361 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
3363 PowerPC reorg and support for powerpc64-*-linux*.
3365 Also fixes emitting of constants on 32 bit and 64 bit
3368 * config.gcc: powerpc64-*-linux* is a new target.
3369 Things that needed aix.h now also include xcoff.h
3371 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
3373 Move AIX specific stuff into aix.h.
3374 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
3375 with more than just XCOFF now.
3376 (SET_ASM_OP): Remove, now defined where needed.
3377 (FUNCTION_PROLOGUE): New macro definition.
3378 (FUNCTION_EPILOGUE): New macro definition.
3379 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
3381 * config/rs6000/xcoff.h: New file.
3383 * config/rs6000/linux64.h: New file.
3385 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
3387 2001-07-31 Alan Modra <amodra@bigpond.net.au>
3389 * rs6000.c (print_operand_address): Handle ELF syntax.
3390 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
3391 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
3392 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
3394 2001-07-31 David Edelsohn <edelsohn@gnu.org>
3396 * rs6000.c (rs6000_override_options): Only disable
3397 flag_function_sections for XCOFF.
3398 (exact_log2_cint_operand): New predicate.
3399 (reg_or_{add,sub}_cint64_operand): New predicates.
3400 (add_operand): Compare CONST_INT with fewer function calls.
3401 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
3402 (print_operand, case 'p'): Ensure positive operand.
3403 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
3404 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
3405 (PREDICATE_CODES): Add new predicates.
3406 * rs6000.md (addsi3): Split 32-bit constants more correctly.
3407 (divsi3, modsi3): Ensure positive power-of-2.
3408 (adddi3): Use new predicate. Split 32-bit constants more
3409 correctly. Re-arrange splitter to handle any constant.
3410 (subdi3): Use new predicate.
3411 (divdi3, moddi3): Ensure positive power-of-2.
3412 (movdi): Use rs6000_emit_set_const.
3413 (load_toc_v4_pic_di): Delete.
3415 2001-07-31 Graham Stott <grahams@redhat.com>
3417 * function.c (pad_below): Revert 2001-07-26 patch.
3419 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3421 * reg-stack (convert_regs_1): Fix best edge condition.
3423 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3425 * jump.c (duplicate_loop_exit_test): Better test for jumps
3426 entering the loop; create loop pre_header.
3428 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
3430 * doc/install.texi: Add s390 and s390x as new targets.
3431 * doc/invoke.texi: Add documantation of S/390 and zSeries
3433 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
3435 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3437 * config/m68k/m68k.md: Replace all general_operand with
3438 nonimmediate_operand for all destinations.
3439 * config/m68k/m68k.c (not_sp_operand): Likewise.
3441 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
3443 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
3445 2001-07-30 Richard Henderson <rth@redhat.com>
3447 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
3448 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
3450 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3452 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
3453 Add missing doc strings
3454 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
3455 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
3457 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
3459 * i386.c (ix86_output_main_function_alignment_hack): New function.
3460 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
3462 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
3463 edges by EDGE_DFS_BACK flag.
3464 (dump_edge_info): Add dfs_back flag.
3465 * basic-block.h (EDGE_DFS_BACK): New constant.
3466 (mark_dfs_back_edges): Declare.
3467 * alias.c (loop_p): Remove.
3468 (mark_constant_function): Use mark_dfs_back_edges.
3470 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
3471 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
3472 (compensate_edge): Break out from ...
3473 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
3474 (convert_regs_2): Set block_done once block is really done;
3475 Do updating of the predecesors counts.
3477 * toplev.c (rest_of_compilation): Recompute block_for_insn
3478 before post-reload cfg_cleanup.
3479 * function.c (thread_prologue_epilogue_insns):
3480 Call set_block_for_new_insns when emitting prologue directly.
3482 2001-07-30 Andreas Jaeger <aj@suse.de>
3484 * jump.c: Add prototype for mark_modified_reg.
3486 * cse.c (set_live_p): Add unused attribute.
3488 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
3490 (scan_for_source_files): Use long for count to avoid overflow.
3491 (output_data): Likewise.
3492 (output_data): Don't use string concatatenation to silence gcc
3495 * predict.c: Fix typos and grammar.
3497 * gcse.c (insert_insn_end_bb): Remove unused variables.
3499 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3501 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
3502 (attempt_auto_inc): LIkewise.
3503 (mark_used_reg): Likewise.
3504 (try_pre_increment_1): Likewise.
3505 * regclass.c (regclass): Likewise.
3506 * global.c (allocno_compare): Update comment; change scaling factor.
3507 * local-alloc.c (QTY_CMP_PRI): Likewise.
3508 * regs.h (REG_FREQ_FROM_BB): New.
3509 (REG_FREQ_MAX): Likewise.
3511 2001-07-30 H.J. Lu <hjl@gnu.org>
3513 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
3516 2001-07-30 H.J. Lu (hjl@gnu.org)
3518 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
3519 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3520 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
3522 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
3524 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
3525 as -mthumb-interwork when -mcpu=arm7 is specified.
3527 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3529 * predict.def (noreturn, loop branch, loop exit): Mark as first
3532 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
3534 * combine.c (try_combine): Avoid barrier after noop jumps.
3536 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3538 * cpphash.h (struct cpp_reader): Remove import_warning.
3539 * cpplib.c (skip_rest_of_line): Don't bother turning off
3541 (parse_include): Move include handling to...
3542 (do_include_common): ... here. Move import warning from...
3543 (do_import): ... here.
3544 (do_pragma_poison): Don't do a callback for poison identifiers.
3545 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
3546 * cppmain.c (setup_callbacks): Similarly.
3548 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3550 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
3551 handle multiple sets.
3552 * except.c (sjlj_mark_call_sites): .... here.
3553 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
3555 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3557 Suggested by Richard Henderson and Richard Kenner:
3558 * combine.c (recog_for_combine): Use the fake recog
3559 only if instruction does not match.
3560 * rtl.h (NOOP_MOVE_INSN_CODE): New.
3561 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
3563 * combine.c (try_combine): Discover noop jump as direct jump.
3565 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
3567 * df.c (df_rd_global_compute): Add successors to worklist, not
3569 (df_ru_global_compute): Ditto.
3571 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
3573 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
3574 increment REG_N_SETS.
3576 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
3578 * sbitmap.h: New prototype for sbitmap_a_xor_b.
3580 * sbitmap.c (sbitmap_a_xor_b): New function.
3581 ifdef the basic block stuff on IN_GCC.
3583 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3585 * cppexp.c (parse_defined): Always record the macro name.
3586 (lex): Don't worry about identifiers, or special-case
3588 (_cpp_parse_expr): Figure out at the end of the routine
3589 whether we saw a valid !defined() expression.
3590 * cppfiles.c (stack_include_file): Update for mi_valid.
3591 (_cpp_pop_file_buffer): Similarly.
3592 * cpplex.c (_cpp_lex_token): Similarly.
3593 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
3594 mi_if_not_defined, mi_lexed): Remove.
3596 * cpplib.c (do_if): Simplify.
3597 (do_endif, push_conditional, _cpp_handle_directive): Update
3598 for renaming of mi_state to mi_valid.
3600 * cpp.texi: Add index entries for digraphs, and add comment
3601 that C++ refers to them as alternative tokens.
3603 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3605 * basic-block.h (CLEANUP_PRE_LOOP): New.
3606 * except.c (finish_eh_generation): Update call of cleanup_cfg.
3607 * sibcall.c (optimize_sibling_calls): Likewise.
3608 * toplev.c (rest_of_compilation): Likewise.
3609 * flow.c (try_forward_edges): Take argument MODE;
3610 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
3611 (try_optimize_cfg): Update call of try_forward_edges.
3613 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
3614 Jan Hubicka <jh@suse.cz>
3616 * (validate_replace_rtx_1): Fix simplification of MINUS.
3618 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
3620 PR preprocessor/3669
3621 * cppinit.c (init_dependency_output): Turn off dump requests
3622 if sending dependencies to stdout.
3624 2001-07-28 Richard Henderson <rth@redhat.com>
3626 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
3629 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
3631 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
3633 2001-07-28 Kazu Hirata <kazu@hxi.com>
3635 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
3636 is VAR_DECL first to prevent an ICE.
3638 2001-07-28 Richard Henderson <rth@redhat.com>
3640 * varasm.c (immed_real_const_1): Don't elide special cases for
3642 (clear_const_double_mem): Clear const_tiny_rtx too.
3644 2001-07-28 Richard Henderson <rth@redhat.com>
3646 * dwarf2out.c (dw_val_class_offset): New.
3647 (struct dw_ranges_struct, dw_ranges_ref): New.
3648 (ranges_table, ranges_table_allocated): New.
3649 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
3650 (add_AT_offset, add_ranges, output_ranges): New.
3651 (print_die, output_die): Handle dw_val_class_offset.
3652 (attr_checksum, size_of_die, value_format): Likewise.
3653 (gen_lexical_block_die): Handle non-contiguous blocks.
3654 (gen_block_die): Likewise.
3655 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
3656 if needed. Dump the ranges table.
3657 * final.c (final_start_function): Remove unnecessary notes and
3658 rebuild the block tree before numbering the blocks.
3659 * function.c (reorder_blocks_0): Walk the existing block tree
3660 to unmark all blocks.
3661 (reorder_blocks_1): Create block fragments when duplicate block
3663 (reorder_fix_fragments): New.
3664 (reorder_blocks): Call it.
3665 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
3667 2001-07-28 Richard Henderson <rth@redhat.com>
3669 * emit-rtl.c (adjust_address): Make a copy of the memory address.
3671 2001-07-28 Richard Henderson <rth@redhat.com>
3673 * flow.c (add_to_mem_set_list): New function.
3674 (init_propagate_block_info): Use it.
3675 (mark_set_1): Likewise.
3676 (insn_dead_p): Canonicalize memory address for dead store
3677 comparison. Allow wider mode stores to kill narrower mode stores.
3678 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
3679 (invalidate_mems_from_set): Don't handle MEMs.
3681 2001-07-28 Kazu Hirata <kazu@hxi.com>
3683 * config/h8300/h8300.h: Fix formatting.
3685 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3687 * basic-block.h (EDGE_FREQUENCY): New macro.
3688 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
3690 * flow.c (find_sub_basic_blocks): Likewise.
3691 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
3692 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
3694 * predict.c (DEF_PREDICTOR): New argument FLAGS.
3695 (HITRATE): New macro.
3696 (PRED_FLAG_FIRST_MATCH): New constant.
3697 (predictor_info): New field flgags.
3698 (combine_predictions_for_insn): Use DS theory to combine
3699 probabilities; set the edge probabilities when finished.
3700 (estimate_probability): Avoid duplicated matches
3701 of LOOP_BRANCH heuristics for nested loops; update comment.
3702 * predict.def: Add flags for each prediction, set probabilities
3703 according to B&L paper.
3704 * predict.h (DEF_PREDICTOR): New argument FLAGS.
3706 * profile.c (compute_branch_probabilities): Cleanup way the edge
3707 probabilities are computed and REG_BR_PROB notes are dropped; if
3708 values does not match, emit error.
3709 (init_branch_prob): Do error instead of warning when profile driven
3710 feedback is missing or corrupt.
3712 2001-07-27 DJ Delorie <dj@redhat.com>
3714 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
3715 against a constant, try to adjust the compare to have the desired
3716 constant in it so that min/max optimizations happen more often.
3718 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3720 * flow.c (last_loop_beg_note): New function.
3721 (redirect_edge_and_branch): Use it.
3722 (split_edge): Likewise.
3724 * alias.c (loop_p): Avoid uninitialized memory access.
3726 * flow.c (try_forward_edges): Avoid accessing freed memory.
3728 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
3731 2001-07-26 Andrew Haley <aph@redhat.com>
3732 Joern Rennecke <amylaar@redhat.com>
3734 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
3735 (SUBTARGET_CPP_ENDIAN_SPEC): New.
3736 (SUBTARGET_CPP_SPEC): New.
3738 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
3739 (SUBTARGET_CPP_PTR_SPEC): New.
3740 (CPP_DEFAULT_CPU_SPEC): New.
3741 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
3742 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3743 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
3744 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3745 (SUBTARGET_CPP_SPEC): Define as an empty string.
3747 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3749 * doc/install.texi (Configuration): Properly link the host
3750 specific instructions also when generating HTML.
3752 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
3754 * flow.c (redirect_edge_and_branch_force): Test
3755 target->global_live_at_start.
3757 2001-07-26 Richard Henderson <rth@redhat.com>
3759 * simplify-rtx.c (avoid_constant_pool_reference): Export.
3760 * rtl.h (avoid_constant_pool_reference): Declare it.
3761 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
3762 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
3764 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3766 * rtl.h (cleanup_barriers): Declare.
3767 * jump.c (cleanup_barriers): New function.
3768 * toplev.c (rest_of_compilation): Call cleanup_barriers
3769 before loop optimizer and after bb_reorder.
3771 * flow.c (back_edge_of_syntactic_loop_p): New.
3772 (split_edge): Use it.
3774 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3776 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
3778 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
3780 * cse.c (cse_process_notes): Replace any registers if the address
3783 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
3785 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
3786 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
3787 (propagate_block): Update prototype.
3788 * flow.c (update_life_info): Simplify the CFG and
3789 recalculate the global regs which are alive when
3790 removing dead code during a global update.
3791 (propagate_block): Return non-zero if an INSN is
3794 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3796 * Makefile.in (LIBICONV): Define.
3798 2001-07-26 Catherine Moore <clm@redhat.com>
3800 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
3801 of conditional to avoid tree checking errors.
3803 2001-07-26 Kazu Hirata <kazu@hxi.com>
3805 * regmove.c (regmove_optimize): Don't replace a reg with
3806 another reg of a different mode.
3808 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
3810 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
3811 limit length of dependancy flush list.
3812 * params.h (MAX_PENDING_LIST_LENGTH): Define.
3813 * sched-int.h (struct deps): Add pending_flush_length field.
3814 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
3815 has 1 element in it.
3816 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
3817 (sched_analyze): After a jump, if the pending memory flush list is too
3818 large, flush the pending lists.
3819 (init_deps): Initialize pending_flush_length to 0.
3820 * doc/invoke.texi (max_pending_list_length): Document parameter.
3822 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
3824 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
3825 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
3826 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
3828 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3830 * cpphash.h (struct_lexer_state): Delete was_skipping.
3831 Move skipping here from struct cpp_reader.
3832 * cpplex.c (parse_identifier): Update.
3833 (_cpp_lex_token): Don't skip tokens in a directive.
3834 * cpplib.c (struct if_stack): Update.
3835 (start_directive, end_directive): Don't change skipping state.
3836 (_cpp_handle_directive): Update.
3837 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
3838 (do_else, do_endif): Update; only check for excess tokens if not
3839 in a skipped conditional block.
3840 (push_conditional): Update for new struct if_stack.
3842 2001-07-26 Graham Stott <grahams@redhat.com>
3844 * function.c (locate_and_pad_parm): Also pad initial offset
3845 so that the total argument size also includes the padding.
3847 2001-07-26 Graham Stott <grahams@redhat.com>
3849 * gensupport.c (alter_output_for_insn): Correct enable checking failure
3850 change XSTR to XTMPL.
3852 (process_one_cond_exec): Likewise
3854 2001-07-25 Richard Henderson <rth@redhat.com>
3856 * varasm.c (assemble_variable): Create DECL_RTL before setting
3859 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
3861 * predict.c (estimate_probability): Avoid duplicated predictions.
3863 * loop.c (find_and_verify_loops): Grok multiple barriers.
3865 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3867 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
3869 * dbxout.c: Consistently use putc instead of fputc.
3870 (print_wide_int): New function; call instead of direct fprintf.
3871 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
3872 (dbxout_type_fields, dbxout_type_method_1): Likewise.
3873 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
3874 (print_int_cst_octal): Likewise.
3875 (print_octal): Show we wrote characters.
3876 (dbxout_type): Set have_used_extensions in more places.
3878 2001-07-25 Catherine Moore <clm@redhat.com>
3880 * config/v850/v850.c (v850_va_arg): Use addr
3881 instead of valist to build incr.
3883 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
3885 * flow.c (delete_dead_jumptables): New function.
3886 (life_analyzis): Call it.
3887 * bb-reorder.c (skip_insns_after_block): Handle contradictory
3890 2001-07-25 Richard Henderson <rth@redhat.com>
3892 * except.c (reachable_handlers): Handle a region being removed
3893 out from under a RESX.
3895 2001-07-25 Richard Henderson <rth@redhat.com>
3897 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
3898 swap GE/GT if it is an fp comparison.
3900 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
3902 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
3905 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
3907 * ssa.c (rename_insn_1): Do not wrap an assignment to a
3908 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
3911 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
3913 (visit_expression): When attempting to simplify an expression,
3914 retrieve any modes for arguments before they are simplified
3917 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
3918 Janis Johnson <janis@us.ibm.com>
3920 * stmt.c (expand_goto): A nonlocal goto can be a call too.
3921 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
3922 pointer parameters to match documented usage of nonlocal_goto.
3923 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
3924 parameters to their correct order.
3925 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
3926 parameters to their correct order.
3928 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
3930 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
3932 2001-07-25 Jan Hubicka <jh@suse.cz>
3933 Richard Henderson <rth@redhat.com>
3935 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
3937 (make_edges): New argument update_p; populate the edge cache if set.
3938 (find_basic_blocks): Update make_edges invocation.
3940 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3942 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
3944 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3946 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
3947 -Acpu and -Amachine.h.
3948 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
3949 Corrected header to say ELF not a.out.
3950 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
3951 when given -msoft-float.
3953 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3955 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
3956 extra multilib parts like arm-elf.
3957 (i960-*-coff*, i960-*-rtems): Should not use collect2.
3958 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
3959 crtfini.o as extra multilib parts.
3961 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3963 * configure.in: Add rtems as a supported thread model.
3964 * gthr-rtems.h: Add missing entry point __gthread_active_p.
3965 * configure: Rebuilt.
3967 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
3969 * stor-layout.c (get_mode_alignment): make it work when
3970 BITS_PER_UNIT is not a power of two.
3971 * builtins.c (get_pointer_alignment): Likewise.
3973 2001-07-24 Richard Henderson <rth@redhat.com>
3975 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
3976 the retrieved constant into the expected mode.
3978 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3980 * flow.c (try_simplify_condjump): Avoid duplicated edges.
3981 (verify_flow_info): Check for duplicated edges; clarify
3984 * flow.c (block_label): Update basic_block_for_insn.
3985 (commit_edge_insertions): Call compute_bb_for_insn.
3987 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
3990 * flow.c (redirect_edge_and_branch,
3991 try_optimize_cfg): Use redirect_edge_succ_nodup
3992 (redirect_edge_succ_nodup): New.
3993 * basic_block.h (redirect_edge_succ_nodup): Declare.
3995 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
3998 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4000 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
4001 (try_crossjump_to_edge): Update commetns.
4002 (try_crossjump_bb): Likewise.
4004 2001-07-24 Richard Henderson <rth@redhat.com>
4006 * combine.c (distribute_notes): Move set of need_refresh
4007 for noop_move_p down to catch all cases.
4009 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
4011 * recog.c (split_all_insns_noflow): New.
4012 * rtl.h (split_all_insns_noflow): Declare.
4013 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
4014 * m68hc11.c (m68hc11_reorg): Likewise.
4015 * sh.c (machine_dependent_reorg): Likewise.
4016 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
4019 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4021 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
4022 (ashlsi3_n splitter): Likewise.
4023 (lshrsi3_n splitter): Likewise.
4025 (GOTaddr2picreg): Make const SImode.
4026 (sym_label2reg): Likewise.
4027 (symGOT2reg): Likewise.
4028 (symGOTOFF2reg) Likewise.
4030 (casesi_worker_0): Make unspec SImode.
4032 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4034 * config/sh/sh.c (barrier_align): Check that an operand really is
4035 an insn before extracting its INSN_CODE.
4037 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
4039 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
4042 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
4043 for SImode to prevent overflow.
4045 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4047 * config/mips/irix6-libc-compat.c: New file.
4048 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
4049 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
4052 2001-07-24 lars brinkhoff <lars@nocrew.org>
4054 * rtl.texi (REG_POINTER): Document.
4055 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
4056 QFmode, HFmode, TQFmode, QCmode, and HCmode.
4058 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4060 * flow.c (delete_noop_moves): Do not confuse libcall regions.
4062 2001-07-23 Richard Henderson <rth@redhat.com>
4064 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
4066 2001-07-23 Kazu Hirata <kazu@hxi.com>
4068 * config/h8300/h8300-protos.h: Add a prototype for
4069 general_operand_dst_push.
4070 * config/h8300/h8300.c (general_operand_dst_push): New.
4071 * config/h8300/h8300.h (OK_FOR_T): New.
4072 (EXTRA_CONSTRAINT): Use it.
4073 * config/h8300/h8300.md (movqi_push): Remove and integrate into
4074 the existing movqi pattern.
4075 (movhi_push): Likewise.
4077 * reload.c: Fix comment typos.
4079 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4081 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
4083 2001-07-23 H.J. Lu (hjl@gnu.org)
4085 * doc/extend.texi: Update __builtin_return_address and
4086 __builtin_frame_address.
4088 2001-07-23 Richard Henderson <rth@redhat.com>
4090 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
4092 * config/i386/i386.md: New setcc+movzbl peephole2.
4094 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4096 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
4097 * objc/objc-act.c: Include debug.h.
4098 (synth_module_prologue): Save and restore debug hooks too.
4100 2001-07-23 lars brinkhoff <lars@nocrew.org>
4102 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
4103 and C4X_FLOAT_FORMAT.
4104 (BOOL_TYPE_SIZE): Document.
4106 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
4108 * unroll.c (loop_iterations): Fix miscalculation of initial
4111 2001-07-13 Andrew Haley <aph@redhat.com>
4113 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
4114 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
4115 * config/sh/sh.c (sh_can_redirect_branch): New function.
4116 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
4117 * reorg.c (steal_delay_list_from_target): Use
4118 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
4120 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4122 * flow.c (try_simplify_condjump): Unlink insn chain on
4123 fallthru edge; use can_fallthru.
4125 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4127 * basic-block.h (find_sub_basic_block): Declare.
4128 * flow.c (make_edges): New arguments MIN and MAX;
4129 (find_sub_basic_blocks): Revamp to use make_edges
4130 and purge_dead_edges.
4131 (find_basic_blocks): Update call of find_sub_basic_block.
4133 * recog.c (split_all_insns): Always expect CFG to be consistent;
4134 call find_sub_basic_blocks in case something has changed.
4135 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
4138 * basic-block.h (delete_noop_moves): Declare.
4139 * combine.c (combine_instructions): Call it.
4140 (recog_for_combine): Tolerate noop moves
4141 (distribute_notes): Force refresh when register dies at noop move.
4142 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
4144 (life_analysis): Update delete_noop_moves call.
4145 (set_noop_p): Move too ...
4146 * rtlanal.c (noop_move_p): ... here.
4147 * rtl.h (noop_move_p): Declare.
4149 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
4150 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
4152 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
4153 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
4155 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
4157 * reload.c (push_reload): Fix typo in comment.
4158 (find_reloads_address): Ditto.
4159 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
4161 2001-07-22 Richard Henderson <rth@redhat.com>
4163 * flow.c: Grammar check and clarify a lot of comments.
4164 (try_simplify_condjump): Rename variables to be clearer.
4165 (try_forward_edges): Skip complex and fallthru edges.
4166 Rearrange tests to avoid duplicate checks.
4167 (flow_find_cross_jump): Likewise.
4168 (outgoing_edges_match): Allow match if neither branch has
4169 probability data. Loosen probability match to 5%.
4170 (try_crossjump_to_edge): Hoist repeated indirection into
4172 (try_crossjump_bb): Don't check complex edges. Eliminate
4173 redundant crossjump tests.
4174 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
4175 checks before more expensive checks.
4177 2001-07-22 Richard Henderson <rth@redhat.com>
4179 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
4180 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
4183 2001-07-22 Richard Henderson <rth@redhat.com>
4185 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
4186 (const_sint32_operand): Likewise.
4187 * m68k.md (anon mulsi pattern): Use const_int_operand not
4188 const_sint32_operand.
4189 (umulsi3_highpart): Zero extend a constant input.
4190 (smulsi3_highpart): Don't bother checking SImode constant.
4191 (const_umulsi3_highpart): Give op3 DImode.
4192 (const_smulsi3_highpart): Likewise.
4194 2001-07-22 Richard Henderson <rth@redhat.com>
4196 * flow.c (split_block): Make sure bb_note is included in the
4197 new block when splitting before a label.
4199 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4201 * basic-block.h (redirect_edge_and_branch_force,
4202 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
4203 * flow.c (redirect_edge_and_branch_force,
4204 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
4205 (redirect_edge_and_branch_force): Fix copying of lifeness information.
4206 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
4207 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
4208 instead of label; update CFG after transformation.
4209 (find_if_case_1): Update call, use redirect_edge_and_branch_force
4210 for finishing the transformation; handle even case where ELSE
4211 does not follow THEN.
4212 (find_if_case_2): Update call of dead_or_predictable; simplify
4215 * emit-rtl.c (split_branch_probability): New global variable.
4216 (try_split): Take care to set split_branch_probability and
4217 create REG_BR_PROB note for new jump insns.
4218 * md.texi (define_split): Document new feature.
4220 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
4222 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4224 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
4225 (asm_out_file): Remove redundant declaration.
4226 (assemble_asm): Remove old #if 0 block.
4227 (assemble_variable): Remove end of function; debug output is
4228 now handled with global_decl. Remove old #if 0 block. Update.
4229 Remove saved_in_section and associated no-op code.
4230 * Makefile.in (varasm.o): Correct dependencies.
4232 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
4234 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4235 the definition in defaults.h.
4237 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
4239 * jump.c: Update comments.
4240 (delete_barrier_successors, delete_unreferenced_labels,
4241 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
4242 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
4243 jump_optimize, jump_optimize_minimal): Kill.
4244 (rebuild_jump_labels): Move code from jump_optimize_1.
4245 (purge_line_number_notes): Likewise.
4246 (copy_loop_headers): Likewise.
4247 * reg-stack.c: Update comment.
4249 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
4250 JUMP_AFTER_REGSCAN): Kill.
4251 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
4252 purge_line_number_notes and copy_loop_headers.
4254 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4255 Richard Henderson <rth@redhat.com>
4257 * dbxout.c (dbxout_global_decl): New.
4258 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4259 * sdbout.c (sdbout_finish): New.
4260 (sdbout_debug_hooks): Use it, add comments.
4261 (sdbout_global_decl): Defer initialised public vars to
4263 * varasm.c (assemble_variable): Don't output debug information
4264 for file-scope variables.
4266 2001-07-22 Richard Henderson <rth@redhat.com>
4268 * config/alpha/alpha.c (get_trap_mode_suffix): New.
4269 (get_round_mode_suffix): New.
4270 (print_operand): Use them for [/]. Remove support for [&'`()+].
4271 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
4272 * config/alpha/alpha.md (attr round_suffix): New.
4273 (attr trap_suffix): New.
4274 (all insns): Set them appropriately. Use %/ instead of the
4277 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4279 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
4281 2001-07-22 Richard Henderson <rth@redhat.com>
4283 * regrename.c (regrename_optimize): Compute nregs for each
4284 potential target register.
4286 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
4287 Richard Henderson <rth@redhat.com>
4289 * dbxout.c (dbxout_global_decl): New.
4290 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4291 * sdbout.c (sdbout_finish): New.
4292 (sdbout_debug_hooks): Use it, add comments.
4293 (sdbout_global_decl): Defer initialised public vars to
4295 * varasm.c (assemble_variable): Don't output debug information
4296 for file-scope variables.
4298 2001-07-21 H.J. Lu (hjl@gnu.org)
4300 * config/mips/mips.c (mips_cpu): Moved into ...
4301 (override_options): Here.
4303 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
4305 (mips_cpu): Removed.
4307 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4309 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
4310 ("iorqi3"): Likewise.
4311 ("xorqi3"): Likewise.
4312 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
4313 ("*subhi3_sp): Likewise.
4314 ("*subhi3"): Likewise.
4315 ("extendhisi2"): Accept D, X and Y as source operand to avoid
4318 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
4320 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
4321 * config/freebsd.h: Likewise.
4322 * config/linux.h: Likewise.
4323 * config/openbsd.h: Likewise.
4324 * config/alpha/linux-elf.h: Likewise.
4325 * config/arm/linux-elf.h: Likewise.
4326 * config/d30v/d30v.h: Likewise.
4327 * config/fr30/fr30.h: Likewise.
4328 * config/ia64/aix.h: Likewise.
4329 * config/ia64/ia64.h: Likewise.
4330 * config/mips/linux.h: Likewise.
4331 * config/pj/pj.h: Likewise.
4332 * config/rs6000/linux.h: Likewise.
4333 * config/sparc/linux.h: Likewise.
4334 * config/sparc/linux64.h: Likewise.
4336 2001-07-20 Bruce Korb <bkorb@gnu.org>
4338 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
4339 because getc() and char* may disagree on signedness.
4341 2001-07-20 Richard Henderson <rth@redhat.com>
4343 * doc/rtl.texi (REG_DEAD): Update for current semantics.
4345 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
4346 insns to delete in the presence of cc0 in a jump insn.
4348 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4349 Jan Hubicka <jh@suse.cz>
4351 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
4352 of doing the change by hand.
4354 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4356 * rtlanal.c (set_noop_p): Return true for noop jumps.
4358 * expr.c (emit_single_push_insn): Add call to push expander.
4359 * expr.h (optab_index): Add OTI_push
4360 (push_optab): New constant.
4361 * genopinit.c (optabs): Add push_optab.
4362 * optabs.c (init_optab): Init push optab.
4363 * md.texi (push??1): Document
4365 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4367 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
4368 expand to emit the pattern; put a REG_INC note for push/pop
4370 ("movdf", "movdf_internal"): Likewise.
4371 ("movsi", "movsi_internal"): Likewise.
4372 ("movsf", "movsf_internal"): Likewise.
4373 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
4375 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4377 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
4380 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
4382 * params.def: Change default max inline insns to 100.
4384 2001-07-20 Diego Novillo <dnovillo@redhat.com>
4386 * combine.c (combine_simplify_rtx): Generate a new shift operation
4387 when simplifying the first operand of a (neg (ashift)) expression.
4389 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4391 * regclass.c (N_REG_INTS): Use only 32 bits per element.
4393 2001-07-20 Kelley Cook <kelley.cook@home.com>
4395 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
4396 information. Move rest into ...
4397 (*-*-solaris): ... here. Eliminate redundant information and
4398 reword necessary packages section. Delete 4.x assembler bug info.
4399 (sparc-sun-*): Merge into ...
4400 (sparc-sun-sunos*): here.
4402 2001-07-20 Catherine Moore <clm@redhat.com>
4404 * config/v850/v850.md (casesi): Generate LABEL_REF
4407 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4409 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
4410 * i386.c (ix86_zero_extend_to_Pmode): Make global.
4411 * i386.md (strclrsi expander): Use it.
4413 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4415 * integrate.c (copy_insn_list): handle
4416 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
4417 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
4418 identically as to CODE_LABEL.
4420 * fold-const (fold): Convert A/B/C to A/(B*C) and
4423 * except.c (connect_post_landing_pads): Delete the RESX insns.
4425 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
4427 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
4429 * config/mips/mips.md (nmadd/nmsub): Use macro.
4431 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
4433 * cppinit.c (remove_dup_dir): Make static.
4434 (remove_dup_dirs): Make static. Only warn about preempting a
4435 system directory with a non-system directory.
4437 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4439 * ifcvt.c (noce_try_store_flag_constants): Correct order
4440 of parameters to trunc_int_for_mode.
4442 2001-07-19 Mark Mitchell <mark@codesourcery.com>
4444 * reorg.c (fill_simple_delay_slots): If an instruction might throw
4445 an exception that will be caught within this function, do not fill
4446 its delay slot with any subsequent instruction.
4448 2001-07-19 Steve Ellcey <sje@cup.hp.com>
4450 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
4451 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
4452 pointer extension instruction.
4453 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
4454 * simplify-rtx.c (simplify_unary_operation) Likewise.
4455 * explow.c (convert_memory_address) Check value of
4456 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
4458 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
4459 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
4460 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
4461 Add Multilib Support.
4462 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
4463 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
4464 Add Multilib Support.
4465 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
4467 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
4468 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
4469 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
4471 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
4473 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
4474 old and new operands in `<', `3' and `b'.
4476 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4478 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
4479 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
4480 (toplev.o): Don't depend on xcoffout.h.
4481 * c-decl.c: Include debug.h
4482 (duplicate_decls): Use debug hook.
4483 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
4484 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4485 (dbxout_types): Remove.
4486 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
4487 * debug.c (do_nothing_debug_hooks): Update.
4488 (debug_true_tree, debug_nothing_rtx): New.
4489 * debug.h (struct rtx_def): New.
4490 (struct gcc_debug_hooks): New hooks ignore_block,
4491 outlining_inline_function and label.
4492 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
4493 dwarf2out_frame_finish): New.
4494 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
4495 Make static, update prototype.
4496 (dwarf2_debug_hooks): Update.
4497 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
4498 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
4499 * dwarfout.c (dwarf_debug_hooks): Update.
4500 * emit-rtl.c: Include debug.h.
4501 (remove_unnecessary_notes): Use debug hook.
4502 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
4503 (final_scan_insn): Use debug hook.
4504 * integrate.c (output_inline_function): Use debug hook.
4505 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
4506 (sdb_debug_hooks): Update.
4507 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
4508 * toplev.c: Don't include xcoffout.h.
4509 (note_outlining_of_inline_function, debug_ignore_block): Remove.
4510 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
4512 * tree.h (dwarf2out_do_frame): Remove.
4514 2001-07-19 Catherine Moore <clm@cygnus.com>
4516 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
4518 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4520 * reload1.c (eliminate_regs_in_insn): When updating a set
4521 to the frame pointer to the hardware frame pointer, perform
4522 the update always not just when REPLACE is set.
4524 * reload1.c (choose_reload_regs): Don't inherit a reload
4525 that crosses multiple registers if registers past the first
4526 don't fit in the desired class.
4528 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
4529 when negating constants.
4531 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
4533 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
4534 * doc/tree.texi: Ditto.
4536 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
4537 Jakub Jelinek <jakub@redhat.com>
4539 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
4540 (extract_cie_info): Handle "eh" augmentation properly,
4542 (struct frame_state, __frame_state_for): New.
4544 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4546 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
4547 HANDLE_SYSV_PRAGMA): Define.
4548 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
4550 (copy_object): Caller changed.
4552 2001-07-19 Andreas Schwab <schwab@suse.de>
4554 * configure.in (assembler dwarf2 debug_line support): Define nop
4556 * configure: Regenerated.
4558 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4560 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
4562 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
4563 to conditionally compiled block.
4564 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4565 * dbxout.h (dbxout_function): Remove.
4566 * debug.c (do_nothing_debug_hooks): Update.
4567 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
4568 global_decl, deferred_inline_function.
4569 * dwarf2out.c (dwarf2_debug_hooks): Update.
4570 (dwarf2out_global_decl): New.
4571 * dwarfout.c: Don't include dwarfout.h.
4572 (dwarfout_global_decl, dwarfout_function_decl,
4573 dwarfout_deferred_inline_function): New.
4574 (dwarf_debug_hooks): Update.
4575 * dwarfout.h: Remove.
4576 * final.c: Don't include dwarfout.h.
4577 * sdbout.c (sdbout_global_decl): New.
4578 (sdbout_debug_hooks): Update.
4579 * toplev.c: Don't include dwarfout.h.
4580 (check_global_declarations, rest_of_compilation): Use new debug hooks.
4581 (note_deferral_of_defined_inline_function): Remove.
4582 * toplev.h (note_deferral_of_defined_inline_function): Remove.
4583 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
4584 * ch/lex.c: Don't include dwarfout.h.
4585 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
4586 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
4587 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
4588 * cp/optimize.c: Include debug.h.
4589 (maybe_clone_body): Use debug hook.
4590 * cp/semantics.c: Include debug.h.
4591 (expand_body): Use debug hook.
4592 * po/POTFILES.in: Remove dwarfout.h.
4594 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4596 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
4597 * c-parse.in (yyerror, _yylex): Similarly.
4598 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
4599 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
4601 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
4602 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
4604 2001-07-18 Jeff Sturm <jsturm@one-point.com>
4606 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
4607 in-class declaration at -g1. Fixes c++/2814.
4609 2001-07-18 Richard Henderson <rth@redhat.com>
4611 * doc/md.texi (reload_in/out): Document restrictions in predicates
4612 and constraints for these patterns. Document empty string matching
4615 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4617 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
4619 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4621 * cse.c: Undo my previous patch.
4623 2001-07-18 Tom Tromey <tromey@redhat.com>
4626 * configure: Rebuilt.
4627 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
4629 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
4631 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
4632 Jan Hubicka <jh@suse.cz>
4634 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
4635 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
4636 * jump.c (mark_jump_label): Do not forward branches.
4638 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4640 * cse.c (delete_trivially_dead_insns): Delete the libcall block
4641 when return value is unused.
4643 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4645 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
4647 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
4649 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
4650 on error. We can't blindly return the result of
4651 pthread_mutex_trylock because it returns a positive number on
4652 error, while we must return -1 on error.
4653 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
4655 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
4657 2001-07-18 Andreas Jaeger <aj@suse.de>
4659 * integrate.c (output_inline_function): Correct type of debug_hooks.
4661 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
4663 * combine.c (combine_simplify_rtx): DIV can be treated
4664 associatively for floats if unsafe math optimisations are enabled.
4666 2001-07-17 Richard Henderson <rth@redhat.com>
4668 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
4670 2001-07-17 Richard Henderson <rth@redhat.com>
4672 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
4673 don't force the function address into a register.
4674 (expand_call, emit_library_call_value_1): Update callers.
4675 * builtins.c (expand_builtin_apply): Likewise.
4676 * expr.h (prepare_call_address): Update decl.
4678 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
4680 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
4682 * config/i386/chorus.h: Move up.
4683 * config/sparc/chorus.h: Likewise.
4684 * config/rs6000/chorus.h: Likewise.
4685 * config/chorus.h: Moved here.
4687 2001-07-17 Andreas Schwab <schwab@suse.de>
4689 * configure.in (assembler eh_frame optimization): Handle big
4691 * configure: Regenerated.
4693 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
4695 * expr.c (epxand_expr): Convert divisions into multiplications by
4696 reciprocals if -ffast-math.
4698 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
4700 * dbxout.c (dbxout_really_begin_function): Rename to
4701 dbxout_begin_function.
4702 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4703 (dbxout_begin_function): Remove.
4704 (dbxout_function): Update.
4705 (dbxout_source_line): Update prototype.
4706 * dbxout.h (dbxout_begin_function): Remove.
4707 * debug.c (do_nothing_debug_hooks): Update.
4708 (debug_nothing_tree): Update.
4709 (debug_nothing_charstar_rtx): Remove.
4710 * debug.h (union tree_node): Declare.
4711 (struct rtx_def): Remove.
4712 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
4713 begin_function. Change source_line prototype.
4714 (debug_nothing_tree): New.
4715 (debug_nothing_charstar_rtx): Delete.
4716 (dwarf2out_begin_prologue): Moved from ...
4718 * dwarf2out.c (dwarf2_debug_hooks): Update.
4719 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
4720 debug info, call dwarf2out_source_line.
4721 (dwarf2out_souce_line): Update prototype.
4722 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
4723 Change prototype, make static.
4724 (dwarfout_source_line): Update prototype.
4725 (dwarf_debug_hooks): Update.
4726 * dwarfout.h (dwarfout_begin_function): Remove.
4727 * final.c (final_start_function, final_scan_insn): Use appropriate
4728 debug hooks, update to use notice_source_line.
4729 (output_source_line): Rename notice_source_line. Don't call the
4730 source_line debug hook.
4731 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
4732 make static, update prototype.
4733 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
4735 (sdbout_end_prologue): New.
4736 (sdbout_source_line): Update prototype.
4737 (sdbout_debug_hooks): Update.
4738 (sdbout_symbol): Remove unused var.
4739 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
4741 * varasm.c: Include debug.h.
4742 (assemble_start_function): Use begin_function debug_hook.
4743 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4744 update with prototype.
4745 (xcoffout_source_line): Update prototype.
4746 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4748 (xcoffout_source_line): Update prototype.
4750 2001-07-17 Richard Henderson <rth@redhat.com>
4752 * c-typeck.c (build_binary_op): Do not shorten unsigned
4753 right shift after sign extension.
4755 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
4757 * combine.c (combine_simplify_rtx): Attempt to simplify
4758 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
4760 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
4761 (simplify_binary_operation, simplify_unary_operation,
4762 simplify_relational_operation): Use it.
4764 * combine.c (combine_simplify_rtx): Don't do associative law
4765 on divisions; allow associative law on floats.
4767 2001-07-17 H.J. Lu <hjl@gnu.org>
4768 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4770 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
4771 ASM_OUTPUT_WEAK_ALIAS are defined.
4772 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
4773 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
4775 * config/mips/iris5.h: ... here.
4776 (HANDLE_SYSV_PRAGMA): Defined as 1.
4777 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
4778 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
4781 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4783 * c-parse.in (all_prefix_attributes): New variable.
4784 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
4785 (maybe_resetattrs): New production.
4786 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
4787 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
4788 notype_initdcl, nested_function, notype_nested_function,
4789 component_decl, components, components_notype,
4790 component_declarator, component_notype_declarator,
4791 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
4792 ivars, mydecl, myparm): Update. Avoid prefix attributes just
4793 after a comma being applied to more than one declarator.
4794 * doc/extend.texi (Attribute Syntax): Update. Remove
4795 documentation of bugs that are no longer present.
4797 2001-07-13 Eric Christopher <echristo@redhat.com>
4799 * config/mips/mips.h: Change TUNE_MIPS* options to use
4801 (EXTRA_SPECS): Add cc1_cpu_spec.
4802 * config/mips/mips.md (muldf3): Fix typo.
4804 2001-07-16 Richard Henderson <rth@redhat.com>
4806 * config/m68k/m68k.c: Include expr.h and reload.h.
4807 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
4808 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
4810 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4811 Richard Henderson <rth@redhat.com>
4813 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
4814 (insn_live_p): Fix fall off end of function.
4815 (dead_libcall_p): Remove COUNTS argument; update callers.
4816 (delete_trivially_dead_insns): Remove unused variables.
4818 2001-07-17 Andreas Jaeger <aj@suse.de>
4820 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
4823 * lcm.c (optimize_mode_switching): Avoid warning for unused
4824 variable if !NORMAL_MODE.
4826 * flow.c (try_crossjump_to_edge): Remove unused variable.
4828 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
4830 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
4831 atexit declaration in stdlib.h.
4833 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
4835 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
4837 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4839 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
4840 * except.c (finish_eh_generation): Update call of cleanup_cfg;
4841 do rebuild_jump_labels instead of jump_optimize
4842 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
4843 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
4844 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
4846 * flow.c: Include timevar.h
4847 (find_basic_block): Push/pop timevar;
4848 (cleanup_cfg): Likewise.
4849 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
4850 * Makefile: Add dependencies on timevar.h
4852 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
4853 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
4855 * rtl.h (delete_trivially_dead_insns): Add new parameter.
4856 * toplev.c (rest_of_compilation): Update calls.
4857 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
4858 (delete_trivially_dead_insns): ... here; accept new argument
4859 preserve_basic_blocks; preserve basic blocks if set.
4861 * reg-stack.c (stack_regs_mentioned): Return 0 if
4862 stack_regs_mentioned_data is not initialized.
4863 (reg_to_stack): Make stack_regs_mentioned survive after the
4864 reg-stack is completted; do not call cleanup_cfg.
4865 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
4866 make cleanup_cfg after bb-reorder to output to debug file.
4868 2001-07-16 Richard Henderson <rth@redhat.com>
4870 * regclass.c (init_reg_sets): Use only 32 bits per initializer
4871 from int_reg_class_contents.
4873 2001-07-16 Richard Henderson <rth@redhat.com>
4875 * hard-reg-set.h (regs_invalidated_by_call): Declare.
4876 * regclass.c (regs_invalidated_by_call): Move from cse.c.
4877 (init_reg_sets_1): Move initialization from cse_main.
4878 * cse.c (regs_invalidated_by_call): Move to regclass.c.
4879 (cse_main): Move its initialization also.
4880 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
4881 * flow.c (propagate_one_insn): Likewise.
4882 * gcse.c (compute_hash_table): Likewise.
4883 (compute_kill_rd, compute_store_table): Likewise.
4884 * sched-deps.c (sched_analyze_1): Likewise.
4886 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
4888 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
4891 2001-07-16 Steve Ellcey <sje@cup.hp.com>
4893 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
4894 in if statement so we don't access undefined memory.
4896 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4898 * gcse.c: Update comment at top.
4899 Update comment on mem handling.
4900 mem_last_set, mem_first_set, mem_set_in_block: gone.
4901 Declaration of reg_set_info: gone.
4902 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
4903 pointless with load_killed_in_block_p (they are *more*
4904 conservative then it, not less, and less accurate).
4905 (oprs_not_set_p): Ditto.
4906 (alloc_gcse_mem): Don't allocate mem_set_in_block
4907 (free_gcse_mem): Don't free it, either.
4908 (record_last_mem_set_info): Update comment in front, remove
4909 mem_*set_* stuff. Note the reason we don't handle stores directly
4911 (compute_hash_table): Update comments to reflect reality. Remove
4912 mem_*set_* references.
4913 (reset_opr_set_tables): Remove mem_*set_* references.
4915 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
4916 (mark_clobber): Ditto (on both parts, we double set here too).
4917 (expr_killed_p): Remove mem_set_in_block test.
4918 (compute_transp): Remove mem_set_in_block test.
4920 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
4921 of edge, and removal of phi alternative to dump file.
4922 (ssa_ccp_substitute_constants): Add note about register now being
4923 constant, and which uses were replaced in what insns to dump file.
4925 2001-07-16 Andreas Jaeger <aj@suse.de>
4927 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
4928 variables of type HOST_WIDEST_INT.
4930 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
4931 (__bb_exit_func): Correct type of count_max to avoid overflow.
4932 (num_digits): Handle long long argument.
4934 * combine.c (gen_lowpart_for_combine): Remove unused variable.
4936 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4938 * output.h (sdb_begin_function_line): Restore as an extern
4940 * sdbout.c (sdb_begin_function_line): Make extern.
4942 2001-07-15 Richard Henderson <rth@redhat.com>
4944 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
4945 * genrecog.c (maybe_both_true_mode): New.
4946 (maybe_both_true_2): Use it.
4947 (write_switch): Don't put Pmode in a switch.
4948 * rtl.c (mode arrays): Don't explicitly size them.
4950 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4952 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
4953 handling; move unconditional splitting before mode switching.
4955 * i386.md (type): Add fistp type.
4956 (i387, length_attr, scheduling definitions): Handle this type.
4957 (fix_trunc?f?i2): Revamp to use mode switching.
4958 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
4959 * i386.h (fp_cw_mode): New enum
4960 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
4961 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
4963 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4965 * Makefile.in (integrate.o): Add debug.h.
4966 * integrate.c (debug.h): Add.
4967 (output_inline_function): Save, reset, and restore debug_hooks.
4969 2001-07-15 Richard Henderson <rth@redhat.com>
4971 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
4972 instead of COMPARE for the EQUIV expression.
4974 2001-07-15 Richard Henderson <rth@redhat.com>
4976 * flow.c (redirect_edge_and_branch_force): Initialize
4977 global_live_at_start and global_live_at_end.
4978 (allocate_bb_life_data): Export.
4979 * basic-block.h (allocate_bb_life_data): Declare.
4980 * toplev.c (rest_of_compilation): Call it.
4982 2001-07-15 Richard Henderson <rth@redhat.com>
4984 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
4985 (alpha_tablejump_best_label): New.
4986 * config/alpha/alpha-protos.h: Declare them.
4987 * config/alpha/alpha.md: Use braced strings for code blocks.
4988 (tablejump_osf): Break out add with r29.
4989 (tablejump_osf_internal): Remove.
4990 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
4991 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
4993 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4995 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
4998 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
5000 * i386-protos.h (ix86_split_fp_branch): Update prototype.
5001 (ix86_fp_jump_nontrivial_p): New.
5002 * i386.md (fp_jcc_?): Update call of split_fp_branch;
5003 use ix86_fp_jump_nontrivial_p.
5004 * i386.c (ix86_fp_jump_nontrivial_p): New.
5005 (ix86_split_fp_branch): Accept code instead of rtx.
5006 (ix86_expand_compare): Expand comparison early in case
5007 doing so is resonably cheap.
5009 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
5011 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
5013 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
5014 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
5016 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
5018 * dbxout.c (dbxout_source_line): Make static, update prototype.
5019 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
5020 (dbxout_init, dbxout_finish, dbxout_source_line,
5021 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
5022 * dbxout.h (dbxout_source_line): Delete.
5023 * debug.c (debug_nothing_file, debug_nothing_file_int,
5024 debug_nothing_file_charstar_rtx): New.
5025 (do_nothing_debug_hooks): Update.
5026 (debug_nothing_void, debug_nothing_charstar_rtx,
5027 dwarf2out_end_epilogue): New.
5028 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5029 * debug.h (struct rtx_def): Declare.
5030 (gcc_debug_hooks): New hooks source_line, end_epilogue
5032 (debug_nothing_void, debug_nothing_charstar_rtx,
5033 dwarf2out_end_epilogue): New.
5034 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5035 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
5036 (dwarf2_debug_hooks): Update.
5037 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
5038 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
5039 * dwarf2out.h (dwarf2out_source_line): Remove.
5040 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
5041 Make static, update prototype.
5042 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
5043 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
5044 (dwarf_debug_hooks): Update.
5045 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
5046 dwarfout_end_function): Remove.
5047 * final.c (profile_function): Use debug hooks for ending functions
5049 (output_source_line, final_end_function): Update prototype,
5051 (final_start_function, final_scan_insn): Update.
5052 * output.h (sdb_begin_function_line): Remove.
5053 (final_end_function): Update prototype.
5054 * sdbout.c (sdb_begin_function_line): Make static.
5055 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
5056 (sdbout_source_line): New.
5057 (sdbout_end_epilogue, sdbout_end_function): Make static, update
5059 (sdb_debug_hooks): Update.
5060 (sdbout_init, sdbout_source_line,
5061 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
5062 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
5063 * toplev.c (compile_file, rest_of_compilation): Update.
5064 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
5065 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
5066 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
5067 Update for prototype changes.
5068 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
5069 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
5071 2001-07-15 Richard Henderson <rth@redhat.com>
5073 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
5074 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
5075 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
5076 * config/alpha/alpha.c: Likewise.
5077 * config/alpha/alpha.md: Likewise.
5078 * config/alpha/alpha32.h: Likewise.
5079 * config/alpha/vms.h: Likewise.
5082 2001-07-14 Richard Henderson <rth@redhat.com>
5084 * config/alpha/alpha.md: Use define_constants for unspec values.
5085 Substitute throughout.
5087 2001-07-14 Tim Josling <tej@melbpc.org.au>
5089 * tree.def (EXPON_EXPR) remove. Never supported anyway.
5091 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
5093 * pa.md: Remove unused constraints from define_split's.
5095 2001-04-14 Richard Henderson <rth@redhat.com>
5097 * ifcvt.c (find_cond_trap): Test for exit block.
5099 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
5101 Re-install recently reverted patch.
5102 * emit-rtl.c (try_split): Update mark_jump_label call.
5103 * flow.c (find_sub_basic_blocks): Likewise.
5104 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5106 (mark_all_labels): Kill second parameter.
5107 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5108 (rebuild_jump_labels, jump_optimize_minimal): Update call
5110 (jump_optimize_1): Kill crossjumping code.
5111 (mark_jump_label): Kill cross_jump parameter.
5112 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5113 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5114 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5116 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5118 (dump_file_info): Likewise.
5119 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5120 reorganize passes to do reg-stack first, bb-reorder second.
5121 * invoke.texi (-d letters doc): Remove the jump2 pass.
5123 2001-07-14 Richard Henderson <rth@redhat.com>
5125 * ifcvt.c (find_cond_trap): New.
5126 (find_if_header): Call it.
5127 (merge_if_block): Relax existing jump sanity check.
5128 * jump.c (jump_optimize_1): Remove conditional trap handling.
5130 2001-07-14 Alan Modra <amodra@bigpond.net.au>
5132 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
5134 (insn_refs_are_delayed): Correct comment.
5135 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
5136 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
5137 instead of r31. Make associated insn !TARGET_64BIT, and
5138 provide an additional 64-bit insn that clobbers r2.
5140 (udivsi3): Likewise.
5142 (umodsi3): Likewise.
5144 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
5146 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
5148 * flow.c (redirect_edge_and_branch_force, split_edge,
5149 try_crossjump_to_edge): Use set_block_for_new_insns.
5150 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
5152 2001-07-13 H.J. Lu (hjl@gnu.org)
5154 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
5157 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5159 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
5161 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
5163 * c-common.c (decl_attributes): Take a pointer to the node to
5164 which attributes are to be attached, and a flags argument.
5165 * c-common.h (enum attribute_flags): New.
5166 (decl_attributes): Update prototype.
5167 * c-decl.c (start_decl, push_parm_decl, finish_struct,
5168 finish_enum, start_function): Update calls to decl_attributes.
5169 * c-parse.in (component_declarator, component_notype_declarator,
5170 label): Update calls to decl_attributes.
5172 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
5174 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
5175 * config/avr/avr.c (legitimate_address_p): Return value changed
5176 from letter to register classes. For better debugging.
5178 2001-07-13 Kazu Hirata <kazu@hxi.com>
5180 * jump.c (reversed_comparison_code_parts): Fix comment typos.
5182 2001-07-13 H.J. Lu (hjl@gnu.org)
5184 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
5186 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
5188 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
5189 correctly for shared configurations.
5190 * config/t-libgcc-pic: New.
5191 * config/{i386,m68k,sparc}/t-openbsd: New.
5192 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
5193 Support -shared. Support debugging libraries with -g.
5194 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
5195 frame information does not emit pointer diffs.
5196 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
5199 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5201 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
5203 2001-07-13 David Edelsohn <edelsohn@gnu.org>
5205 * combine.c (try_combine): Ensure const_int pow2 is positive.
5207 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
5209 * config.gcc: Add configuration for s/390.
5210 * config/s390/s390.c: New. Subroutines for code generation.
5211 * config/s390/s390.h: New. Definitions for s/390.
5212 * config/s390/s390-protos.h: New. Prototypes.
5213 * config/s390/linux.h: New. Definitions for linux for s/390.
5214 * config/s390/linux64.h: New. Definitions for linux for zSeries.
5215 * config/s390/t-linux: New. Makefile fragment.
5216 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
5217 * config/s390/fixdfdi.h: New. Fix L_fix*di.
5219 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5221 * emit-rtl.c (try_split): Update mark_jump_label call.
5222 * flow.c (find_sub_basic_blocks): Likewise.
5223 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5225 (mark_all_labels): Kill second parameter.
5226 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5227 (rebuild_jump_labels, jump_optimize_minimal): Update call
5229 (jump_optimize_1): Kill crossjumping code.
5230 (mark_jump_label): Kill cross_jump parameter.
5231 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5232 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5233 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5235 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5237 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5238 reorganize passes to do reg-stack first, bb-reorder second.
5239 * invoke.texi (-d letters doc): Remove the jump2 pass.
5241 2001-07-12 Steve Ellcey <sje@cup.hp.com>
5243 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
5245 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5247 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
5249 (verify_flow_info): Make diagnostics prettier.
5251 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5253 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
5255 * flow.c (outgoing_edges_match): Return early if condition reversal
5258 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
5260 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
5261 (mips_move_2words): When splitting a move into two instructions,
5262 prefix the second address operand with '%D'.
5264 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
5266 * Makefile.in (final.o): Depend on debug.h.
5267 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
5268 (dbx_debug_hooks): Add new hooks.
5269 (xcoff_debug_hooks): New.
5270 * debug.c (debug_nothing_file_int_int): New.
5271 (do_nothing_debug_hooks): Update.
5272 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
5273 (debug_nothing_file_int_int): New.
5274 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
5275 static, update prototype.
5276 (dwarf2_debug_hooks): Update.
5277 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
5278 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
5279 static, update prototype.
5280 (dwarf_debug_hooks): Update.
5281 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
5282 * final.c: Include debug.h.
5283 (final_scan_insn): Use debug hooks when beginning and ending blocks.
5284 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
5285 static, update prototype.
5286 (sdb_debug_hooks): Update.
5287 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
5288 * toplev.c: Distinguish between xcoff and dbx.
5290 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
5291 Call all debug hooks, not just dwarf ones.
5293 2001-07-11 Timothy Wall <twall@redhat.com>
5295 * config.gcc: Add configuration for AIX5/IA64.
5296 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
5297 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
5298 support prefix/suffix code.
5299 * config/ia64/t-aix: New. Makefile fragment.
5300 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
5302 2001-07-11 Kazu Hirata <kazu@hxi.com>
5304 * recog.c (validate_change): Fix a comment typo.
5306 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
5308 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
5309 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
5311 * dbxout.c (dbx_debug_hooks): Add new hooks.
5312 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
5314 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
5316 * dbxout.h (dbxout_start_new_source_file,
5317 dbxout_resume_previous_source_file): Delete.
5318 * debug.c (do_nothing_debug_hooks): Add new hooks.
5319 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5320 (debug_nothing_int_charstar, debug_nothing_int): New.
5321 * debug.h (gcc_debug_hooks): New hooks define, undef,
5322 start_source_file and end_source_file.
5323 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5324 (debug_nothing_int_charstar, debug_nothing_int): New.
5325 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
5326 the conditionally compiled section.
5327 (dwarf2out_start_source_file, dwarf2out_end_source_file,
5328 dwarf2out_define, dwarf2out_undef): Make static.
5329 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
5330 dwarf2out_define, dwarf2out_undef): Remove.
5331 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
5332 (dwarfout_start_source_file, dwarfout_end_source_file,
5333 dwarfout_define, dwarfout_undef): Make static.
5334 (dwarfout_start_source_file_check,
5335 dwarfout_end_source_file_check): New.
5336 (dwarfout_define, dwarfout_finish): Update.
5337 * dwarfout.h (dwarfout_start_new_source_file,
5338 dwarfout_resume_previous_source_file, dwarfout_define,
5339 dwarfout_undef): Remove.
5340 * sdbout.c (sdb_debug_hooks): Add new hooks.
5341 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
5343 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
5344 make static, take an arg.
5345 * sdbout.h (sdbout_start_new_source_file,
5346 sdbout_resume_previous_source_file): Delete.
5347 * toplev.c (debug_start_source_file, debug_end_source_file,
5348 debug_define, debug_undef): Delete.
5349 * toplev.h (debug_start_source_file, debug_end_source_file,
5350 debug_define, debug_undef): Delete.
5352 * java/jcf-parse.c: Include debug.h.
5353 (parse_class_file): Update to use debug hooks directly.
5354 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
5356 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5358 * alias.c (set_mem_alias_set): New function.
5359 * rtl.h (set_mem_alias_set): Declare it.
5360 * builtins.c (expand_builtin_return_addr): Call it instead of
5361 using MEM_ALIAS_SET accessor.
5362 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
5363 (get_memory_rtx, expand_builtin_va_arg): Likewise.
5364 (expand_builtin_va_copy):Likewise.
5365 * caller-save.c (setup_save_areas): Likewise.
5366 * calls.c (compute_argument_addresses): Likewise.
5367 * explow.c (set_mem_attributes): Likewise.
5368 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
5369 (expand_assignment, store_constructor_field, store_field): Likewise.
5370 (expand_expr_unaligned): Likewise.
5371 * function.c (assign_stack_temp_for_type): Likewise.
5372 (put_reg_into_stack, gen_mem_addressof): Likewise.
5373 * ifcvt.c (noce_try_cmove_arith): Likewise.
5374 * reload1.c (reload, alter_reg): Likewise.
5375 * config/alpha/alpha.c (get_aligned_mem): Likewise.
5376 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
5377 (alpha_expand_unaligned_store): Likewise
5378 (alpha_expand_unaligned_load_words): Likewise.
5379 (alpha_expand_unaligned_store_words): Likewise.
5380 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
5381 (alpha_expand_epilogue): Likewise.
5382 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
5383 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
5384 * config/i386/i386.c (legitimize_pic_address): Likewise.
5385 * config/i960/i960.c (setup_incoming_varargs): Likewise.
5386 * config/ia64/ia64.c (spill_restore_mem): Likewise.
5387 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
5388 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
5389 * config/mips/mips.c (mips_va_arg): Likewise.
5390 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5391 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
5392 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5393 (setup_incoming_varargs, rs6000_va_arg): Likewise.
5394 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
5395 (rs6000_emit_epilogue): Likewise.
5396 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
5397 * config/sparc/sparc.c (sparc_va_arg): Likewise.
5398 * config/v850/v850.c (v850_va_arg): Likewise.
5400 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
5402 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
5403 when fallthru edge is present.
5404 (mege_blocks): Handle case where creation of jump insn
5407 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
5408 CLEANUP_POST_REGSTACK): New constants.
5409 * except.c (finish_eh_generation): Update call of cleanup_cfg,
5410 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
5411 * output.h (cleanup_cfg): Update prototype.
5412 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
5413 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
5414 cleanup_cfg call; kill missleading comment.
5415 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
5416 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
5417 parameter; control optimizations performed using it.
5418 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5419 try_crossjump_bb): New functions.
5421 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5423 * pa.c (pa_output_function_prologue): Delete prototype. Make function
5425 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
5426 pa_output_function_prologue.
5427 * pa-protos.h (pa_output_function_prologue): New prototype.
5429 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5431 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
5432 and low to get correct sign extension in low+high test.
5434 2001-07-11 Janis Johnson <janis@us.ibm.com>
5436 * gcov.c (arcdata): Use gcov_type to fix branch percentage
5437 for large hit count.
5439 * profile.c (branch_prob): Fix .bbg info for computed gotos
5442 2001-07-11 Mark Mitchell <mark@codesourcery.com>
5444 * stmt.c (parse_output_constraint): New function, split out
5446 (expand_asm_operands): ... here. Use parse_output_constraint.
5447 * tree.h (parse_output_constraint): Declare it.
5449 2001-07-11 Richard Henderson <rth@redhat.com>
5451 * bitmap.c: Comment some functions; fiddle whitespace.
5452 (bitmap_free): Don't export.
5453 (bitmap_element_allocate): Use memset.
5454 * bitmap.h (bitmap_free): Don't declare.
5456 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
5458 * gcse.c, lcm.c, sched-deps.c:
5459 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
5461 * flow.c (flow_loops_find): Free dom if we found no loops, since
5462 we aren't going to save it.
5464 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
5467 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
5469 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
5471 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5473 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
5474 #ifndef DWARF2_DEBUGGING_INFO.
5476 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5478 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
5480 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5482 * config/mips/mips.c (gen_int_relational): Tell the caller not to
5483 reverse a branch if a NE comparison is implemented with GTU.
5485 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5486 H.J. Lu <hjl@gnu.org>
5488 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
5490 (call_internal2): Likewise.
5491 (call_value_internal1): Likewise.
5492 (call_value_internal2): Likewise.
5493 (call_value_multiple_internal1): Likewise.
5494 (call_value_multiple_internal2): Likewise.
5496 2001-07-10 Kazu Hirata <kazu@hxi.com>
5498 * calls.c (emit_library_call_value_1): Fix a comment typo.
5499 * dwarf2out.c (mem_loc_descriptor): Likewise.
5500 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
5502 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
5504 * simplify-rtx.c (simplify_subreg): Fix typo in comment
5506 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5508 * recog.c (offsettable_address_p): Handle LO_SUM case.
5509 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
5510 instead of plus_constant.
5512 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5514 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
5515 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
5517 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5519 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
5520 adjust_address_nv instead of plus_constant.
5522 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
5524 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
5525 dwarf2out.o): Depend on debug.h, wrap long lines.
5526 * dbxout.c: Include debug.h.
5527 (dbx_debug_hooks): New.
5528 (dbxout_init): Make static, take just 2 args.
5529 (dbxout_finish): Make static.
5530 * dbxout.h (dbxout_init, dbxout_finish): Delete.
5531 * debug.c: New file.
5532 * debug.h: New file.
5533 * dwarf2out.c: Include debug.h.
5534 (dwarf2_debug_hooks): New.
5535 (dwarf2out_init): Make static.
5536 (dwarf2out_finish): Make static, take 2 args.
5537 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
5538 * dwarfout.c: Include debug.h.
5539 (dwarf_debug_hooks): New.
5540 (dwarfout_init): Make static.
5541 (dwarfout_finish): Make static, take 2 args.
5542 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
5543 * sdbout.c: Include debug.h.
5544 (sdb_debug_hooks): New.
5545 (sdbout_init): Make static, take 2 args.
5546 * sdbout.h (sdbout_init): Delete.
5547 * toplev.c: Include debug.h.
5549 (compile_file): Set deubg_hooks based on command line options.
5550 Use the hooks unconditionally rather than conditional compilation.
5552 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
5554 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
5555 first_insn_after_basic_block_note instead.
5557 * df.c (df_bb_refs_unlink): #if 0 out for now.
5559 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
5561 * ssa.h: Add prototype for ssa_const_prop
5562 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
5563 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
5564 (ssa_fast_dce): Remove unused variable
5566 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5568 * diagnostic.c (finish_diagnostic): Rename to
5569 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
5572 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
5574 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
5577 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
5578 (dump_file): Only pad the demangled name with spaces if the
5579 mangled name was padded with spaces.
5581 2001-07-10 Bernd Schmidt <bernds@redhat.com>
5583 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
5586 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5588 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
5589 extraction if no direct load if either EXPAND_CONST_ADDRESS or
5592 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
5593 whether can put offset inside LO_SUM to check mode alignment, not size.
5595 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5597 * doc/tm.texi (Misc): Fix thinko.
5599 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
5601 * regmove.c (replace_in_call_usage): Fix warnings.
5602 * sched-deps.c (add_dependence): Fix warnings.
5603 * simplify-rtx.c (simplify_subreg): Likewise.
5604 Return NULL_RTX instead of NULL.
5606 * reg-stack.c (emit_swap_insn): Eliminate warnings.
5607 (subst_asm_stack_regs): Likewise.
5609 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
5612 * dwarf2out.c (output_call_frame_info): Declare i as int.
5613 (build_abbrev_table): Declare n_alloc as int.
5614 (dwarf2out_finish): Initialize die.
5615 * except.c: Declare sjlj_funcdef_number as unsigned.
5616 (connect_post_landing_pads): Declare j as unsigned.
5617 (convert_to_eh_region_ranges): Initialize call_site.
5618 (output_function_exception_table): Initialize tt_format_size.
5619 * expr.c (move_by_pieces_1): Initialize to1.
5620 (store_constructor): Initialize minelt and maxelt.
5621 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
5622 * function.c (instantiate_decls): Avoid signed/unsigned warning.
5624 * c-decl.c (combine_parm_decls): Unused, remove.
5625 * c-tree.h: Remove prototype for combine_parm_decls.
5627 * reload.c (push_reload): Fix warning.
5628 (regno_clobbered_p): Likewise.
5629 * reload1.c (replace_pseudos_in_call_usage): Likewise.
5630 (reload_combine): Likewise.
5632 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
5633 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
5635 * bitmap.c (bitmap_operation): Change user.
5636 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
5638 2001-07-10 Eric Christopher <echristo@redhat.com>
5640 * config/mips/mips.c (override_options): Fix typo.
5642 2001-07-09 Stan Shebs <shebs@apple.com>
5644 * target.h (struct gcc_target): New fields init_builtins and
5646 * target-def.h (TARGET_INIT_BUILTINS): New macro.
5647 (TARGET_EXPAND_BUILTIN): New macro.
5648 (TARGET_INITIALIZER): Add them.
5649 * builtins.c: Include target.h.
5650 (expand_builtin): Use targetm.expand_builtin.
5651 (default_init_builtins): New function.
5652 (default_expand_builtin): New function.
5653 * expr.h (default_init_builtins): Declare.
5654 (default_expand_builtin): Declare.
5655 * c-common.c (c_common_nodes_and_builtins): Use
5656 targetm.init_builtins.
5657 * defaults.h (MD_INIT_BUILTINS): Remove.
5658 * Makefile.in (builtins.o): Depend on target.h.
5660 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
5661 (TARGET_EXPAND_BUILTIN): Define.
5662 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
5663 (MD_EXPAND_BUILTIN): Remove.
5665 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
5666 (TARGET_EXPAND_BUILTIN): Define.
5667 (c4x_init_builtins): Make endlink arg a local.
5668 (c4x_print_operand): Fix typos in adjust_address usages.
5669 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
5670 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
5671 (MD_EXPAND_BUILTIN): Remove.
5673 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
5674 (TARGET_EXPAND_BUILTIN): Define.
5675 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
5676 (ix86_init_builtins): Call new function only if TARGET_MMX.
5677 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
5678 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
5679 (MD_EXPAND_BUILTIN): Remove.
5681 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
5682 (TARGET_EXPAND_BUILTIN): Define.
5683 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
5684 (MD_EXPAND_BUILTIN): Remove.
5686 * doc/tm.texi: Document these changes.
5688 2001-07-09 Diego Novillo <dnovillo@redhat.com>
5690 * basic-block.h (tree_node): Forward declare if needed.
5691 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
5692 (BLOCK_HEAD_TREE): Define.
5693 (BLOCK_END_TREE): Define.
5694 (struct loops): Rename field 'tree' to 'tree_root'.
5695 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
5697 (flow_loops_tree_build): Rename reference to field 'tree' to
5699 (flow_loops_level_compute): Ditto.
5700 * predict.c (estimate_bb_frequencies): Ditto.
5701 * tree.h (struct tree_common): Add field 'aux'.
5703 2001-07-09 Stan Shebs <shebs@apple.com>
5705 * config/darwin.c (darwin_encode_section_info): Don't mark any
5706 DECL_EXTERNAL node as defined.
5708 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5710 * pa.c (pa_init_machine_status, pa_mark_machine_status,
5711 pa_free_machine_status, hppa_init_pic_save): Delete.
5712 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
5713 (hppa_profile_hook): Use hppa_pic_save_rtx.
5714 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
5715 hppa_init_pic_save): Delete.
5716 (hppa_pic_save_rtx): Declare.
5717 * pa.md (call, call_value, sibcall, sibcall_value,
5718 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
5720 2001-07-09 Kazu Hirata <kazu@hxi.com>
5722 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
5723 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
5725 2001-07-09 Andreas Jaeger <aj@suse.de>
5727 * output.h: Add declaration of final_forward_branch_p.
5729 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
5731 * varray.c: Include errors.h for internal_error and trim_filename
5734 * Makefile.in (varray.o): Add errors.h.
5736 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
5738 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
5739 * optabs.c (have_add2_insn): Check whether the add insn chosen
5740 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
5741 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
5743 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
5745 * Makefile.in (OBJS): Add ssa-ccp.o
5746 (ssa-ccp.o): Add dependencies.
5747 * toplev.c (DFI_ssa_ccp): New dump file enum.
5748 (dump_file): Add entry for dumping after SSA CCP.
5749 (flag_ssa_ccp): New flag variable.
5750 (f_options): Add -fssa-ccp.
5751 (rest_of_compilation): Run SSA CCP if requested.
5752 * timevar.def (TV_SSA_CCP): New timevar.
5753 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
5754 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
5755 Fix minor typo in SSA DCE documentation.
5756 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
5757 Add documentation for new dump option. Renumber dump files
5760 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5762 * emit-rtl.c (gen_highpart_mode): New.
5763 * rtl.h (gen_highpart_mode): Declare.
5764 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
5765 operand can be VOIDmode constant.
5767 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5769 * flow.c (redirect_edge_and_branch_force): New.
5770 (can_fallthru): Ensure that basic blocks are succeeding.
5771 (try_optimize_cfg): Do not delete basic block if it is the last one.
5773 * flow.c (try_redirect_by_replacing_jump): Do not remove
5774 jumps with side effects, unlink chain on fallthru edge;
5775 set block for new jump instruction; avoid basic block to
5776 over by line number note.
5778 * flow.c (try_simplify_condjump): Verify that the condjump
5779 is not always falling trought.
5782 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
5784 * flow.c (forwarder_block_p): Fix for fallthru blocks.
5785 (try_redirect_by_replacing_jump): Update properly the count
5786 and frequency information.
5788 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5790 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
5791 address that is a LO_SUM specially.
5792 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
5794 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
5796 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
5797 (operand_subword): Use them.
5798 (change_address_1): Renamed from change_address; new arg VALIDATE.
5799 * expr.h: Reflect above changes; change_address now macro.
5800 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
5802 * cselib.c (add_mem_for_addr): Likewise.
5803 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
5804 * regmove.c (try_apply_stack_adjustment): Likewise.
5805 * reload.c (push_reload, make_memloc): Likewise.
5806 * reload1.c (eliminate_regs): Likewise.
5807 * simplify-rtx.c (simplify_replace_rtx): Likewise.
5808 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
5810 * combine.c (make_extraction, simplify_shift_const): Likewise.
5811 (gen_lowpart_for_combine): Likewise.
5812 * cse.c (gen_lowpart_if_possible): Likewise.
5813 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
5814 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
5815 * optabs.c (gen_move_insn): Likewise.
5816 * reload1.c (alter_reg): Likewise.
5817 * simplify-rtx.c (simplify_subreg): Likewise.
5818 * stmt.c (expand_anon_union_decl): Likewise.
5819 * recog.c (validate_replace_rtx_1): Likewise.
5821 * Makefile.in (recog.o): Add $(EXPR_H).
5822 * explow.c (stabilize): Call replace_equiv_address.
5823 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
5824 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
5826 2001-07-03 Andrew Haley <aph@redhat.com>
5828 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
5829 the mode of the memory location.
5831 2001-07-09 Bo Thorsen <bo@suse.co.uk>
5833 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
5835 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
5837 * final.c (output_addr_const): Use target opening and
5838 closing parentheses.
5839 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
5840 defaults, add to TARGET_ASM_OUT.
5841 * target.h (struct gcc_target): Add open_paren and close_paren.
5842 * doc/md.texi: Update.
5843 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
5844 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
5845 TARGET_ASM_CLOSE_PAREN.
5846 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5848 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5850 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
5851 * config/a29k/a29k.h: Similarly.
5852 * config/alpha/alpha.h: Similarly.
5853 * config/arc/arc.h: Similarly.
5854 * config/arm/aof.h: Similarly.
5855 * config/arm/aout.h: Similarly.
5856 * config/avr/avr.h: Similarly.
5857 * config/c4x/c4x.h: Similarly.
5858 * config/clipper/clipper.h: Similarly.
5859 * config/convex/convex.h: Similarly.
5860 * config/d30v/d30v.h: Similarly.
5861 * config/dsp16xx/dsp16xx.h: Similarly.
5862 * config/elxsi/elxsi.h: Similarly.
5863 * config/fr30/fr30.h: Similarly.
5864 * config/h8300/h8300.h: Similarly.
5865 * config/i370/i370.h: Similarly.
5866 * config/i386/i386.h: Similarly.
5867 * config/i860/i860.h: Similarly.
5868 * config/i960/i960.h: Similarly.
5869 * config/ia64/ia64.h: Similarly.
5870 * config/m32r/m32r.h: Similarly.
5871 * config/m68hc11/m68hc11.h: Similarly.
5872 * config/m68k/m68k.h: Similarly.
5873 * config/m88k/m88k.h: Similarly.
5874 * config/mcore/mcore.h: Similarly.
5875 * config/mips/mips.h: Similarly.
5876 * config/mn10200/mn10200.h: Similarly.
5877 * config/mn10300/mn10300.h: Similarly.
5878 * config/ns32k/ns32k.h: Similarly.
5879 * config/pa/pa.h: Similarly.
5880 * config/pdp11/pdp11.h: Similarly.
5881 * config/pj/pj.h: Similarly.
5882 * config/romp/romp.h: Similarly.
5883 * config/rs6000/rs6000.h: Similarly.
5884 * config/sh/sh.h: Similarly.
5885 * config/sparc/sparc.h: Similarly.
5886 * config/v850/v850.h: Similarly.
5887 * config/vax/vax.h: Similarly.
5888 * config/we32k/we32k.h: Similarly.
5890 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
5892 * doc/c-tree.texi: Document representation of attributes.
5894 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5896 * doc/tm.texi: Update some places for the rename of target to
5899 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5901 * target.h (struct gcc_target): Add insert_attributes.
5902 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
5903 (TARGET_INITIALIZER): Update.
5904 * tree.c, tree.h (default_insert_attributes): New function.
5905 Update comments on other default functions to refer to targetm,
5907 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
5908 TARGET_INSERT_ATTRIBUTES.
5909 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
5910 * c-common.c (decl_attributes): Use targetm.insert_attributes.
5911 Don't use PRAGMA_INSERT_ATTRIBUTES.
5912 * Makefile.in (c-common.o): Depend on $(TARGET_H).
5913 * c-decl.c (start_decl, start_function): Don't call
5914 SET_DEFAULT_DECL_ATTRIBUTES.
5915 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
5916 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
5918 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
5919 (c4x_check_attribute): Avoid modifying attribute list itself.
5920 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
5922 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
5923 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
5925 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
5926 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
5928 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
5929 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
5931 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
5932 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
5933 Adjust parameters. Make static.
5935 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5937 * c-common.c (decl_attributes): Only take a single attributes
5939 * c-common.h (decl_attributes): Update prototype.
5940 * c-decl.c (start_decl, start_function): Only take a single
5941 attributes parameter. Update calls to decl_attributes.
5942 (finish_struct, finish_enum): Update calls to decl_attributes.
5943 (push_parm_decl): Expect unified list of attributes. Update call
5945 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
5946 notype_nested_function, component_declarator,
5947 component_notype_declarator, label): Update calls to
5949 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
5950 lists that are passed to push_parm_decl.
5951 * c-tree.h (start_function, start_decl): Update prototypes.
5952 * config/sh/sh-protos.h, config/sh/sh.c
5953 (sh_pragma_insert_attributes): Only take a single attributes
5955 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
5956 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
5957 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
5958 build_module_descriptor, generate_static_references,
5959 generate_strings, build_selector_translation_table,
5960 generate_descriptor_table, generate_protocols,
5961 generate_ivars_list, generate_dispatch_table,
5962 generate_protocol_list, generate_category,
5963 generate_shared_structures, really_start_method, add_objc_decls,
5964 generate_classref_translation_entry): Update calls to start_decl
5966 (build_tmp_function_decl, start_method_def): Unify attribute lists
5967 that are passed to push_parm_decl.
5969 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
5971 * final.c (no_asm_to_stream): New.
5972 (final_scan_insn): Use target structures for prologue ends
5973 and epilogue starts.
5974 * output.h (no_asm_to_stream): New.
5975 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
5976 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
5977 (TARGET_ASM_OUT): Update.
5978 * target.h (struct gcc_target): New members function_end_prologue
5979 and function_begin_epilogue.
5980 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
5981 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
5982 * config/alpha/alpha.c (output_end_prologue): Rename to
5983 alpha_output_function_end_prologue. Use in target struct
5985 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
5986 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
5987 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
5988 ia64_output_function_end_prologue. Use in target struct
5990 (ia64_function_prologue, ia64_funciton_epilogue): Rename
5991 mistyped prototypes.
5992 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
5993 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
5995 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
5996 an use in target struct, make static.
5997 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
6000 2001-07-08 Richard Henderson <rth@redhat.com>
6002 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
6004 2001-07-08 Richard Henderson <rth@redhat.com>
6006 * config/i386/i386.md: Remove constraints strings from define_split
6007 and define_peephole2 patterns.
6008 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
6009 (eh_return): Use them.
6011 2001-07-08 Richard Henderson <rth@redhat.com>
6013 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
6014 Document MD_FALLBACK_FRAME_STATE_FOR.
6016 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6018 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
6019 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
6021 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
6023 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
6025 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
6026 of the label inside NAME as opposed to just the end of NAME.
6028 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
6030 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
6031 * config/alpha/alpha.c (alpha_init_machine_status,
6032 alpha_mark_machine_status, alpha_free_machine_status): Delete.
6033 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
6034 (vms_valid_decl_attribute_p): Make static, conditionally compile.
6035 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
6037 2001-07-06 Stan Shebs <shebs@apple.com>
6039 * target.h (targetm): Rename global from "target", so as not to
6040 conflict with local variables.
6042 * c-typeck.c: Ditto.
6046 * cp/decl2.c: Ditto.
6047 * cp/typeck.c: Ditto.
6048 * 1750a/1750a.c: Ditto.
6049 * a29k/a29k.c: Ditto.
6053 * clipper/clipper.c: Ditto.
6054 * convex/convex.c: Ditto.
6055 * d30v/d30v.c: Ditto.
6056 * dsp16xx/dsp16xx.c: Ditto.
6057 * elxsi/elxsi.c: Ditto.
6058 * fr30/fr30.c: Ditto.
6059 * h8300/h8300.c: Ditto.
6060 * i370/i370.c: Ditto.
6061 * i386/i386.c: Ditto.
6062 * i860/i860.c: Ditto.
6063 * i960/i960.c: Ditto.
6064 * ia64/ia64.c: Ditto.
6065 * m32r/m32r.c: Ditto.
6066 * m68hc11/m68hc11.c: Ditto.
6067 * m68k/m68k.c: Ditto.
6068 * m88k/m88k.c: Ditto.
6069 * mips/mips.c: Ditto.
6070 * ns32k/ns32k.c: Ditto.
6072 * pdp11/pdp11.c: Ditto.
6073 * romp/romp.c: Ditto.
6074 * rs6000/rs6000.c: Ditto.
6076 * sparc/sparc.c: Ditto.
6078 * we32k/we32k.c: Ditto.
6079 * doc/tm.texi: Update the manual to match.
6081 2001-07-06 Richard Henderson <rth@redhat.com>
6083 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
6084 DWARF2_UNWIND_INFO not just whether it is defined.
6086 2001-07-06 Diego Novillo <dnovillo@redhat.com>
6088 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
6089 call to simplify_binary_operation returns a new pattern.
6091 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6093 * glimits.h (__SHRT_MAX__): New.
6094 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
6095 (SHRT_MAX): Define in terms of __SHRT_MAX__.
6097 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
6099 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
6102 2001-07-06 Richard Henderson <rth@redhat.com>
6104 * bitmap.c (bitmap_release_memory): Move adjacent to the
6105 allocation functions.
6106 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
6107 the implementation. Binary search for the set bit.
6108 (bitmap_union_of_diff): Allocate the temporary on the stack
6109 instead of using xmalloc.
6111 2001-07-06 Richard Henderson <rth@redhat.com>
6113 * genrecog.c (validate_pattern): Warn for constraints in
6114 define_{expand,split,peephole2}. Remove strict_low_part
6115 before looking up match_dup.
6117 2001-07-06 DJ Delorie <dj@redhat.com>
6119 * doc/gcc.texi (Makefile): Rename to be a more general purpose
6120 chapter about various build hints and history. Add section
6121 talking about the various types of native and cross builds.
6123 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
6125 * Makefile.in (final.o): Depend on target.h.
6126 * final.c: Include target.h.
6127 (default_function_pro_epilogue): New.
6128 (final_start_function): Use target structure for function prologues.
6129 (final_end_function): Use target structure for function epilogues.
6130 * fold-const.c (real_hex_to_f): Constify s and p.
6131 * output.h (default_function_pro_epilogue): New.
6132 * real.h (real_hex_to_f): Update prototype.
6133 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
6134 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
6135 (TARGET_INITIALIZER): Update.
6136 * target.h (gcc_target): Add struct asm_out.
6137 * doc/tm.texi: Update.
6140 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
6141 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
6142 in cpu/cpu.c, or rename old functions consistently. Take
6143 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
6144 redundant macros and prototypes. Make new functions static.
6146 * 1750a/1750a.c: Similarly.
6147 * 1750a/1750a.h: Similarly.
6148 * a29k/a29k-protos.h: Similarly.
6149 * a29k/a29k.c: Similarly.
6150 * a29k/a29k.h: Similarly.
6151 * arc/arc-protos.h: Similarly.
6152 * arc/arc.c: Similarly.
6153 * arc/arc.h: Similarly.
6154 * arm/arm-protos.h: Similarly.
6155 * arm/arm.c: Similarly.
6156 * arm/arm.h: Similarly.
6157 * avr/avr-protos.h: Similarly.
6158 * avr/avr.c: Similarly.
6159 * avr/avr.h: Similarly.
6160 * clipper/clipper-protos.h: Similarly.
6161 * clipper/clipper.c: Similarly.
6162 * clipper/clipper.h: Similarly.
6163 * convex/convex.c: Similarly.
6164 * convex/convex.h: Similarly.
6165 * d30v/d30v-protos.h: Similarly.
6166 * d30v/d30v.c: Similarly.
6167 * d30v/d30v.h: Similarly.
6168 * d30v/d30v.md: Similarly.
6169 * dsp16xx/dsp16xx-protos.h: Similarly.
6170 * dsp16xx/dsp16xx.c: Similarly.
6171 * dsp16xx/dsp16xx.h: Similarly.
6172 * elxsi/elxsi.c: Similarly.
6173 * elxsi/elxsi.h: Similarly.
6174 * fr30/fr30.c: Similarly.
6175 * fr30/fr30.md: Similarly.
6176 * h8300/h8300-protos.h: Similarly.
6177 * h8300/h8300.c: Similarly.
6178 * h8300/h8300.h: Similarly.
6179 * i370/i370-protos.h: Similarly.
6180 * i370/i370.c: Similarly.
6181 * i370/i370.h: Similarly.
6182 * i386/i386.c: Similarly.
6183 * i386/osf1elf.h: Similarly.
6184 * i386/osfrose.h: Similarly.
6185 * i860/i860-protos.h: Similarly.
6186 * i860/i860.c: Similarly.
6187 * i860/i860.h: Similarly.
6188 * i960/i960-protos.h: Similarly.
6189 * i960/i960.c: Similarly.
6190 * i960/i960.h: Similarly.
6191 * ia64/ia64-protos.h: Similarly.
6192 * ia64/ia64.c: Similarly.
6193 * ia64/ia64.h: Similarly.
6194 * m32r/m32r-protos.h: Similarly.
6195 * m32r/m32r.c: Similarly.
6196 * m32r/m32r.h: Similarly.
6197 * m68hc11/m68hc11-protos.h: Similarly.
6198 * m68hc11/m68hc11.c: Similarly.
6199 * m68hc11/m68hc11.h: Similarly.
6200 * m68k/crds.h: Similarly.
6201 * m68k/dpx2.h: Similarly.
6202 * m68k/m68k-protos.h: Similarly.
6203 * m68k/m68k.c: Similarly.
6204 * m68k/m68k.h: Similarly.
6205 * m68k/news.h: Similarly.
6206 * m88k/m88k-protos.h: Similarly.
6207 * m88k/m88k.c: Similarly.
6208 * m88k/m88k.h: Similarly.
6209 * mips/mips-protos.h: Similarly.
6210 * mips/mips.c: Similarly.
6211 * mips/mips.h: Similarly.
6212 * ns32k/merlin.h: Similarly.
6213 * ns32k/ns32k.c: Similarly.
6214 * ns32k/ns32k.h: Similarly.
6215 * ns32k/tek6000.h: Similarly.
6216 * pa/pa-protos.h: Similarly.
6217 * pa/pa.c: Similarly.
6218 * pa/pa.h: Similarly.
6219 * pdp11/2bsd.h: Similarly.
6220 * pdp11/pdp11-protos.h: Similarly.
6221 * pdp11/pdp11.c: Similarly.
6222 * pdp11/pdp11.h: Similarly.
6223 * romp/romp-protos.h: Similarly.
6224 * romp/romp.c: Similarly.
6225 * romp/romp.h: Similarly.
6226 * rs6000/rs6000-protos.h: Similarly.
6227 * rs6000/rs6000.c: Similarly.
6228 * rs6000/rs6000.h: Similarly.
6229 * rs6000/sysv4.h: Similarly.
6230 * sh/sh-protos.h: Similarly.
6231 * sh/sh.c: Similarly.
6232 * sh/sh.h: Similarly.
6233 * sparc/sparc-protos.h: Similarly.
6234 * sparc/sparc.c: Similarly.
6235 * sparc/sparc.h: Similarly.
6236 * vax/vax.c: Similarly.
6237 * vax/vax.h: Similarly.
6238 * vax/vms.h: Similarly.
6239 * we32k/we32k.c: Similarly.
6240 * we32k/we32k.h: Similarly.
6242 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
6244 * basic-block.h (first_insn_after_basic_block_note): Declare.
6245 * flow.c (first_insn_after_basic_block_note): Define. Moved
6247 * ssa.c (first_insn_after_basic_block_note): Remove.
6248 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
6250 (ssa_eliminate_dead_code): Properly update the CFG and PHI
6251 nodes when we find a dead conditional branch. Insert BARRIERs
6252 after any blocks with no successors, but which do not have
6255 2001-07-06 Zack Weinberg <zackw@stanford.edu>
6257 * varray.c (varray_check_failed): Use internal_error.
6259 2001-07-05 Andrew Haley <aph@redhat.com>
6261 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
6262 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
6263 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
6265 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
6267 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
6268 reference if the target constant is also a SYMBOL_REF.
6270 2001-07-05 Eric Christopher <echristo@redhat.com>
6272 * config/mips/mips.h (MASK_MIPS3900): Remove.
6273 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
6274 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
6275 (TARGET_MIPS3900): Change to use mips_arch.
6276 (TARGET_MIPS4000): New.
6277 (TARGET_MIPS4100): New.
6278 (TARGET_MIPS4300): New.
6279 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
6280 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
6282 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
6283 (ISA_HAS_BRANCHLIKELY): To here.
6284 (CC1_CPU_SPEC): New.
6285 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
6286 (mips_arch_string): Declare.
6287 (mips_arch): Declare.
6288 (TARGET_OPTIONS): Add -march and -mtune.
6290 * config/mips/mips.c (mips_arch_string): New.
6292 (override_options): Handle -march for codegen and -mtune
6293 for scheduling. Use mips_arch. Move tx39 target default here.
6294 (mips_parse_cpu): Move error message to override_options.
6296 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
6298 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
6300 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
6301 (MIPS Options): Ditto. Change mcpu entry to historical text.
6303 2001-07-05 H.J. Lu (hjl@gnu.org)
6305 * config/mips/mips.c (mips_parse_cpu): New function to parse
6308 2001-07-05 Jim Wilson <wilson@redhat.com>
6310 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
6311 * config/ia64/t-ia64: Likewise.
6312 (LIB1ASMFUNCS): Update comment.
6314 2001-07-05 David Edelsohn <edelsohn@gnu.org>
6316 * doc/install.texi (Install GCC: Binaries): Fix typo.
6318 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6320 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
6321 reference using the stack pointer, adjust it since we push Y
6323 ("*ashrsi3"): Likewise.
6324 ("*lshrsi3"): Likewise.
6326 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6328 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
6329 when -fomit-frame-pointer is used.
6331 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
6333 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
6334 (try_redirect_by_replacing_jump): Reverse updating properly the
6335 count and frequency information. Reverse removing cc0 setter.
6336 (forwarder_block_p): Reverse fixing for fallthru blocks.
6338 2001-07-05 DJ Delorie <dj@redhat.com>
6340 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
6341 (translate_options): If the above is defined, use it to map
6342 given options to new options.
6343 * doc/tm.texi: Document it.
6345 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
6346 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6348 * doc/invoke.texi (Optimize Options): Document that -fgcse may
6349 cause programs using computed gotos to run more slowly.
6351 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6353 * doc/install.texi (Specific): Markup, spelling and typo fixes.
6355 Consistently require binutils 2.11.2, not prereleases.
6356 (Specific, decstation-*): Canonicalize as mips-dec-*.
6357 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
6359 (Specific, m68k-altos): Removed reference to README.altos, deleted.
6360 (Specific, mips-*): Reword MIPS C compiler requirements.
6361 (Specific, powerpc*-*-*): New, mention --with-cpu once.
6362 (Specific, sunv5): Removed, obsolete.
6364 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
6366 * dwarf2out.c (output_loc_list): Use an all ones mask for
6367 .text asm output and don't rely on long long
6368 literals. Reformat some long lines.
6370 2001-07-05 Andreas Jaeger <aj@suse.de>
6372 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
6375 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6377 * dwarf2out.c (dwarf2out_define): Update comment.
6378 (dwarf2out_undef): Ditto.
6379 (dwarf2out_start_source_file): Ditto.
6380 (dwarf2out_end_source_file): Ditto.
6381 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
6382 since we never call the start/end debug hook for the primary file.
6384 2001-07-04 Kazu Hirata <kazu@hxi.com>
6386 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
6389 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6391 * cppinit.c (remove_dup_dirs): Inform if a system include
6392 directory is being reordered.
6393 * doc/invoke.texi (Directory Options): GCC warns if you hide a
6395 * doc/cpp.texi (Search Paths): Likewise.
6396 * doc/gcc.texi (Interoperation): Remove information about
6399 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6401 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
6402 (VARRAY_TOP_CHAR_PTR): Likewise.
6404 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6406 * gcc.c (process_command): Don't assign elements of a const char*.
6408 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6410 * emit-rtl.c (change_address): Don't abort if invalid address while
6411 reload is in progress.
6413 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6415 * c-lex.c (cb_file_change): Pass line number to
6416 debug_start_source_file.
6417 (cb_undefine): Pass correct line number to debug_undef.
6419 * toplev.c (debug_start_source_file): Add line number to
6420 parameters. Pass it along to dwarf2out_start_source_file.
6421 (decode_g_option): Stop resetting debug level back to normal when
6422 we change debug formats, unless the current level is
6423 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
6426 * toplev.h (debug_start_source_file): Add line number to
6429 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
6432 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
6434 Output debug_macinfo data for starting file if requested.
6435 (dwarf2out_end_source_file): Output debug_macinfo data for ending
6437 (dwarf2out_define): Output debug_macinfo data for defining a macro
6439 (dwarf2out_undef): Output debug_macinfo data for undefining a
6441 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
6442 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
6443 (macinfo_section_label): New. DWARF2 macro info section label.
6444 (dwarf2out_init): If we want macro info, output the start label
6446 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
6447 attribute to the compilation unit die pointing to the macro info.
6449 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6451 * dwarf2out.c (new_loc_list): Move to inside #ifdef
6452 DWARF2_DEBUGGING_INFO.
6453 (add_loc_descr_to_loc_list): Ditto.
6454 (output_loc_list): Ditto.
6455 Also, fix thinko in curr not being initialized.
6456 (gen_internal_sym): Ditto.
6458 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6460 * emit-rtl.c (replace_equiv_address): New function.
6461 * expr.h (replace_equiv_address): New declaration.
6462 * explow.c (validize_mem): Call it instead of change_address and
6463 also call if -fforce-addr and address is constant.
6464 * expr.c: Replace more calls to change_address with adjust_address
6465 and/or replace_equiv_address or to validize_mem.
6466 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
6467 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
6468 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6469 * config/i370/i370.md, config/i860/i860.md: Likewise.
6470 * config/i960/i960.md, config/mips/mips.c: Likewise.
6471 * config/mips/mips.md, config/pa/pa.md: Likewise.
6472 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
6473 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
6475 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6477 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
6479 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
6482 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
6484 * doc/include: New directory.
6485 * doc/fdl.texi: Move to doc/include/fdl.texi.
6486 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
6487 * doc/include/funding.texi, doc/include/gpl.texi: New files.
6488 * doc/gcc.texi: Use funding.texi and gpl.texi.
6489 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
6490 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
6491 Update dependencies and use -I $(docdir)/include.
6493 2001-07-04 Anthony Green <green@redhat.com>
6495 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
6497 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6499 * doc/install.texi (sparc64-*-*): Remove garbage.
6501 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
6503 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
6504 Fix typo in last change to use adjust_address.
6506 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6508 * doc/install.texi (Specific): Update information for *-*-solaris*.
6510 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6512 * explow.c (plus_constant_wide): Reinitialize Y for restart.
6514 2001-07-03 Stan Shebs <shebs@apple.com>
6516 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
6517 case for flag_no_mach_text_sections.
6518 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
6519 * config/darwin.c (flag_no_mach_text_sections): Remove.
6520 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
6522 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6524 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
6525 and avoid checking for constant as first operand.
6526 * recog.c (find_constant_term_loc): No longer static.
6527 (adj_offettable_operand): Delete.
6528 * rtl.h (adj_offsettable_operand): Delete declaration.
6529 (find_constant_term): Add declaration.
6530 * caller-save.c: Replace calls to adj_offsettable_operand with calls
6532 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
6533 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
6534 * config/i386/i386.c, config/i386/i386.md: Likewise.
6535 * config/i860/i860.c, config/i960/i960.c: Likewise.
6536 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
6537 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
6538 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
6539 * config/mips/mips.c, config/mips/mips.md: Likewise.
6540 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
6541 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
6542 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
6543 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
6544 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
6545 * config/ns32k/ns32k.md: Likewise.
6547 2001-07-03 Zack Weinberg <zackw@stanford.edu>
6549 * rtl.c (copy_rtx): Handle 'T' format letter.
6550 * gensupport.c (collect_insn_data): Likewise.
6551 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
6553 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
6555 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
6556 -B option. Use 'dir' not 'foo' as example directory name.
6558 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6560 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6561 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
6563 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6565 * doc/cppinternals.texi: Improve formatting and logical markup.
6567 2001-07-03 Andreas Jaeger <aj@suse.de>
6569 * Makefile.in (insn-recog.o): Add dependency on reload.h.
6571 * genrecog.c (write_header): Include reload.h for prototypes in
6574 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
6577 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
6578 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
6579 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
6580 i386_pe_valid_type_attribute_p): Add.
6581 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
6582 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
6584 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6586 * explow.c (plus_constant_wide, case LO_SUM): New case.
6587 (plus_constant_for_output_wide): Delete.
6588 * rtl.h (plus_constant_for_output): Delete.
6589 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
6590 instead of plus_constant_for_output.
6591 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
6592 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
6593 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
6594 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
6595 * config/sparc/sparc.md: Likewise.
6596 Convert some change_address calls to adjust_address.
6598 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6600 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
6601 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
6602 documentation of -std and -Wwrite-strings.
6604 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6606 * cse.c (canon_hash): Don't register registers in very small
6607 register classes, as extending their lifetime might cause
6610 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6612 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
6614 * flow.c (forwarder_block_p): Fix for fallthru blocks.
6615 (try_redirect_by_replacing_jump): Update properly the count
6616 and frequency information.
6618 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
6620 * toplev.c (dump_file_index): Move SSA dumps just after first
6622 (dump_file): Corresponding changes.
6623 (rest_of_compilation): Move SSA path to just after the first
6625 * doc/gcc.texi (Passes): Update due to movement of SSA path.
6626 * doc/invoke.texi: Update dump file #s as they were completely
6627 out of date with reality.
6629 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6631 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
6633 * expr.c (emit_move_insn_1): Deal with non-default
6636 * expr.c (emit_single_push_insn): Fix warning.
6638 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6640 * expr.c (emit_move_insn_1): Avoid modifying
6641 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
6643 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6645 * emit-rtl.c (adjust_address): New function.
6646 * expr.h (adjust_address): Add declaration.
6647 * builtins.c: Replace some calls to change_address with calls to it
6649 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
6650 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
6651 * config/arm/arm.c, config/convex/convex.c: Likewise.
6652 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6653 * config/i386/i386.c, config/i386/i386.md: Likewise.
6654 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
6655 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
6656 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
6657 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
6658 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
6660 2001-07-02 Jim Wilson <wilson@redhat.com>
6662 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
6664 2001-07-02 Steve Ellcey <sje@cup.hp.com>
6666 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
6667 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
6669 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6671 * cppinit.c (lang_defaults): New table.
6672 (set_lang): Just read from lang_defaults into the live options
6675 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6677 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
6678 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
6679 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
6681 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6683 * doc/install.texi: Various spelling and markup fixes.
6684 (Installing GCC): Component specific installation instructions are
6687 Warn about removing old install dir in the presence of shared libs.
6688 (Configuration): Invoke with options target to match configure
6690 Consistently refer to gas, gld pathnames.
6691 Invert --enable-multilib documentation.
6692 Remove references to old compiler versions.
6694 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6696 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
6698 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6700 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
6702 (Specific, mips*-sgi-irix5): Note IDO download.
6703 Reworded MIPS C hints.
6704 Use GNU as instead of GAS.
6706 Removed SGI Freeware reference, IRIX 6 only.
6707 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
6708 Note N64 library requirement/workaround.
6710 Complete list of structure passing bug victims.
6712 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6714 * doc/install.texi: Remove CVS Id.
6716 2001-07-02 Andreas Jaeger <aj@suse.de>
6718 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
6719 (find_inherently_necessary): Remove unused variable.
6721 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
6723 * c-common.h (TDI_inlined): New ast dump phase.
6724 (dump_flag_name): New function.
6725 * c-dump.c (dump_files): Add inlined phase.
6726 (dump_flag_name): Define.
6727 * doc/invoke.texi (-fdump-ast-inlined): Document.
6729 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6731 * stor-layout.c (layout_decl): Revert change to handling of alignment
6734 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6736 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
6739 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
6741 * doc/tm.texi (FUNCTION_ARG): Document that the last call
6744 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
6746 * tlink.c (recompile_files): Remove COMPILER_PATH and
6747 LIBRARY_PATH from the environment.
6749 2001-07-01 Zack Weinberg <zackw@stanford.edu>
6751 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
6752 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
6754 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
6756 * c-parse.in (OBJC_STRING): Kill.
6757 (objc_string): Decompose to [objc_string] '@' STRING.
6758 (reswords): Take the leading '@' off all the Objective C keywords.
6759 (objc_rid_sans_at): Kill.
6760 (init_reswords): Don't initialize it.
6761 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
6762 (_yylex): Kill reconsider label. Look ahead one token after
6763 an '@'; if we get an identifier, check whether it's an
6764 Objective C @-keyword. If so, return the keyword. Otherwise,
6765 put back the token and return the '@' as a terminal.
6767 * cpplib.c (lex_macro_node): Remove unnecessary check for
6768 leading '@' on identifier. Clarify control flow and commentary.
6770 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6772 * cse.c (new_label_ref): Variable deleted.
6773 (insert): Remove set of new_label_ref.
6774 (check_for_label_ref): New function.
6775 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
6777 See ChangeLog.5 for earlier changes.