1 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
4 * i386.c (ix86_zero_extend_to_Pmode): Make global.
5 * i386.md (strclrsi expander): Use it.
7 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9 * integrate.c (copy_insn_list): handle
10 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
11 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
12 identically as to CODE_LABEL.
14 * fold-const (fold): Convert A/B/C to A/(B*C) and
17 * except.c (connect_post_landing_pads): Delete the RESX insns.
19 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
21 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
23 * config/mips/mips.md (nmadd/nmsub): Use macro.
25 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
27 * cppinit.c (remove_dup_dir): Make static.
28 (remove_dup_dirs): Make static. Only warn about preempting a
29 system directory with a non-system directory.
31 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
33 * ifcvt.c (noce_try_store_flag_constants): Correct order
34 of parameters to trunc_int_for_mode.
36 2001-07-19 Mark Mitchell <mark@codesourcery.com>
38 * reorg.c (fill_simple_delay_slots): If an instruction might throw
39 an exception that will be caught within this function, do not fill
40 its delay slot with any subsequent instruction.
42 2001-07-19 Steve Ellcey <sje@cup.hp.com>
44 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
45 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
46 pointer extension instruction.
47 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
48 * simplify-rtx.c (simplify_unary_operation) Likewise.
49 * explow.c (convert_memory_address) Check value of
50 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
52 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
53 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
54 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
56 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
57 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
59 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
61 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
62 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
63 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
65 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
67 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
68 old and new operands in `<', `3' and `b'.
70 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
72 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
73 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
74 (toplev.o): Don't depend on xcoffout.h.
75 * c-decl.c: Include debug.h
76 (duplicate_decls): Use debug hook.
77 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
78 (dbx_debug_hooks, xcoff_debug_hooks): Update.
79 (dbxout_types): Remove.
80 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
81 * debug.c (do_nothing_debug_hooks): Update.
82 (debug_true_tree, debug_nothing_rtx): New.
83 * debug.h (struct rtx_def): New.
84 (struct gcc_debug_hooks): New hooks ignore_block,
85 outlining_inline_function and label.
86 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
87 dwarf2out_frame_finish): New.
88 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
89 Make static, update prototype.
90 (dwarf2_debug_hooks): Update.
91 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
92 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
93 * dwarfout.c (dwarf_debug_hooks): Update.
94 * emit-rtl.c: Include debug.h.
95 (remove_unnecessary_notes): Use debug hook.
96 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
97 (final_scan_insn): Use debug hook.
98 * integrate.c (output_inline_function): Use debug hook.
99 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
100 (sdb_debug_hooks): Update.
101 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
102 * toplev.c: Don't include xcoffout.h.
103 (note_outlining_of_inline_function, debug_ignore_block): Remove.
104 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
106 * tree.h (dwarf2out_do_frame): Remove.
108 2001-07-19 Catherine Moore <clm@cygnus.com>
110 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
112 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
114 * reload1.c (eliminate_regs_in_insn): When updating a set
115 to the frame pointer to the hardware frame pointer, perform
116 the update always not just when REPLACE is set.
118 * reload1.c (choose_reload_regs): Don't inherit a reload
119 that crosses multiple registers if registers past the first
120 don't fit in the desired class.
122 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
123 when negating constants.
125 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
127 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
128 * doc/tree.texi: Ditto.
130 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
131 Jakub Jelinek <jakub@redhat.com>
133 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
134 (extract_cie_info): Handle "eh" augmentation properly,
136 (struct frame_state, __frame_state_for): New.
138 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
140 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
141 HANDLE_SYSV_PRAGMA): Define.
142 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
144 (copy_object): Caller changed.
146 2001-07-19 Andreas Schwab <schwab@suse.de>
148 * configure.in (assembler dwarf2 debug_line support): Define nop
150 * configure: Regenerated.
152 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
154 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
156 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
157 to conditionally compiled block.
158 (dbx_debug_hooks, xcoff_debug_hooks): Update.
159 * dbxout.h (dbxout_function): Remove.
160 * debug.c (do_nothing_debug_hooks): Update.
161 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
162 global_decl, deferred_inline_function.
163 * dwarf2out.c (dwarf2_debug_hooks): Update.
164 (dwarf2out_global_decl): New.
165 * dwarfout.c: Don't include dwarfout.h.
166 (dwarfout_global_decl, dwarfout_function_decl,
167 dwarfout_deferred_inline_function): New.
168 (dwarf_debug_hooks): Update.
169 * dwarfout.h: Remove.
170 * final.c: Don't include dwarfout.h.
171 * sdbout.c (sdbout_global_decl): New.
172 (sdbout_debug_hooks): Update.
173 * toplev.c: Don't include dwarfout.h.
174 (check_global_declarations, rest_of_compilation): Use new debug hooks.
175 (note_deferral_of_defined_inline_function): Remove.
176 * toplev.h (note_deferral_of_defined_inline_function): Remove.
177 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
178 * ch/lex.c: Don't include dwarfout.h.
179 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
180 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
181 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
182 * cp/optimize.c: Include debug.h.
183 (maybe_clone_body): Use debug hook.
184 * cp/semantics.c: Include debug.h.
185 (expand_body): Use debug hook.
186 * po/POTFILES.in: Remove dwarfout.h.
188 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
190 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
191 * c-parse.in (yyerror, _yylex): Similarly.
192 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
193 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
195 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
196 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
198 2001-07-18 Jeff Sturm <jsturm@one-point.com>
200 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
201 in-class declaration at -g1. Fixes c++/2814.
203 2001-07-18 Richard Henderson <rth@redhat.com>
205 * doc/md.texi (reload_in/out): Document restrictions in predicates
206 and constraints for these patterns. Document empty string matching
209 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
211 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
213 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
215 * cse.c: Undo my previous patch.
217 2001-07-18 Tom Tromey <tromey@redhat.com>
220 * configure: Rebuilt.
221 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
223 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
225 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
226 Jan Hubicka <jh@suse.cz>
228 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
229 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
230 * jump.c (mark_jump_label): Do not forward branches.
232 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
234 * cse.c (delete_trivially_dead_insns): Delete the libcall block
235 when return value is unused.
237 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
239 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
241 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
243 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
244 on error. We can't blindly return the result of
245 pthread_mutex_trylock because it returns a positive number on
246 error, while we must return -1 on error.
247 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
249 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
251 2001-07-18 Andreas Jaeger <aj@suse.de>
253 * integrate.c (output_inline_function): Correct type of debug_hooks.
255 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
257 * combine.c (combine_simplify_rtx): DIV can be treated
258 associatively for floats if unsafe math optimisations are enabled.
260 2001-07-17 Richard Henderson <rth@redhat.com>
262 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
264 2001-07-17 Richard Henderson <rth@redhat.com>
266 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
267 don't force the function address into a register.
268 (expand_call, emit_library_call_value_1): Update callers.
269 * builtins.c (expand_builtin_apply): Likewise.
270 * expr.h (prepare_call_address): Update decl.
272 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
274 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
276 * config/i386/chorus.h: Move up.
277 * config/sparc/chorus.h: Likewise.
278 * config/rs6000/chorus.h: Likewise.
279 * config/chorus.h: Moved here.
281 2001-07-17 Andreas Schwab <schwab@suse.de>
283 * configure.in (assembler eh_frame optimization): Handle big
285 * configure: Regenerated.
287 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
289 * expr.c (epxand_expr): Convert divisions into multiplications by
290 reciprocals if -ffast-math.
292 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
294 * dbxout.c (dbxout_really_begin_function): Rename to
295 dbxout_begin_function.
296 (dbx_debug_hooks, xcoff_debug_hooks): Update.
297 (dbxout_begin_function): Remove.
298 (dbxout_function): Update.
299 (dbxout_source_line): Update prototype.
300 * dbxout.h (dbxout_begin_function): Remove.
301 * debug.c (do_nothing_debug_hooks): Update.
302 (debug_nothing_tree): Update.
303 (debug_nothing_charstar_rtx): Remove.
304 * debug.h (union tree_node): Declare.
305 (struct rtx_def): Remove.
306 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
307 begin_function. Change source_line prototype.
308 (debug_nothing_tree): New.
309 (debug_nothing_charstar_rtx): Delete.
310 (dwarf2out_begin_prologue): Moved from ...
312 * dwarf2out.c (dwarf2_debug_hooks): Update.
313 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
314 debug info, call dwarf2out_source_line.
315 (dwarf2out_souce_line): Update prototype.
316 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
317 Change prototype, make static.
318 (dwarfout_source_line): Update prototype.
319 (dwarf_debug_hooks): Update.
320 * dwarfout.h (dwarfout_begin_function): Remove.
321 * final.c (final_start_function, final_scan_insn): Use appropriate
322 debug hooks, update to use notice_source_line.
323 (output_source_line): Rename notice_source_line. Don't call the
324 source_line debug hook.
325 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
326 make static, update prototype.
327 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
329 (sdbout_end_prologue): New.
330 (sdbout_source_line): Update prototype.
331 (sdbout_debug_hooks): Update.
332 (sdbout_symbol): Remove unused var.
333 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
335 * varasm.c: Include debug.h.
336 (assemble_start_function): Use begin_function debug_hook.
337 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
338 update with prototype.
339 (xcoffout_source_line): Update prototype.
340 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
342 (xcoffout_source_line): Update prototype.
344 2001-07-17 Richard Henderson <rth@redhat.com>
346 * c-typeck.c (build_binary_op): Do not shorten unsigned
347 right shift after sign extension.
349 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
351 * combine.c (combine_simplify_rtx): Attempt to simplify
352 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
354 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
355 (simplify_binary_operation, simplify_unary_operation,
356 simplify_relational_operation): Use it.
358 * combine.c (combine_simplify_rtx): Don't do associative law
359 on divisions; allow associative law on floats.
361 2001-07-17 H.J. Lu <hjl@gnu.org>
362 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
364 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
365 ASM_OUTPUT_WEAK_ALIAS are defined.
366 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
367 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
369 * config/mips/iris5.h: ... here.
370 (HANDLE_SYSV_PRAGMA): Defined as 1.
371 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
372 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
375 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
377 * c-parse.in (all_prefix_attributes): New variable.
378 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
379 (maybe_resetattrs): New production.
380 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
381 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
382 notype_initdcl, nested_function, notype_nested_function,
383 component_decl, components, components_notype,
384 component_declarator, component_notype_declarator,
385 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
386 ivars, mydecl, myparm): Update. Avoid prefix attributes just
387 after a comma being applied to more than one declarator.
388 * doc/extend.texi (Attribute Syntax): Update. Remove
389 documentation of bugs that are no longer present.
391 2001-07-13 Eric Christopher <echristo@redhat.com>
393 * config/mips/mips.h: Change TUNE_MIPS* options to use
395 (EXTRA_SPECS): Add cc1_cpu_spec.
396 * config/mips/mips.md (muldf3): Fix typo.
398 2001-07-16 Richard Henderson <rth@redhat.com>
400 * config/m68k/m68k.c: Include expr.h and reload.h.
401 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
402 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
404 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
405 Richard Henderson <rth@redhat.com>
407 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
408 (insn_live_p): Fix fall off end of function.
409 (dead_libcall_p): Remove COUNTS argument; update callers.
410 (delete_trivially_dead_insns): Remove unused variables.
412 2001-07-17 Andreas Jaeger <aj@suse.de>
414 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
417 * lcm.c (optimize_mode_switching): Avoid warning for unused
418 variable if !NORMAL_MODE.
420 * flow.c (try_crossjump_to_edge): Remove unused variable.
422 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
424 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
425 atexit declaration in stdlib.h.
427 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
429 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
431 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
433 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
434 * except.c (finish_eh_generation): Update call of cleanup_cfg;
435 do rebuild_jump_labels instead of jump_optimize
436 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
437 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
438 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
440 * flow.c: Include timevar.h
441 (find_basic_block): Push/pop timevar;
442 (cleanup_cfg): Likewise.
443 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
444 * Makefile: Add dependencies on timevar.h
446 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
447 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
449 * rtl.h (delete_trivially_dead_insns): Add new parameter.
450 * toplev.c (rest_of_compilation): Update calls.
451 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
452 (delete_trivially_dead_insns): ... here; accept new argument
453 preserve_basic_blocks; preserve basic blocks if set.
455 * reg-stack.c (stack_regs_mentioned): Return 0 if
456 stack_regs_mentioned_data is not initialized.
457 (reg_to_stack): Make stack_regs_mentioned survive after the
458 reg-stack is completted; do not call cleanup_cfg.
459 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
460 make cleanup_cfg after bb-reorder to output to debug file.
462 2001-07-16 Richard Henderson <rth@redhat.com>
464 * regclass.c (init_reg_sets): Use only 32 bits per initializer
465 from int_reg_class_contents.
467 2001-07-16 Richard Henderson <rth@redhat.com>
469 * hard-reg-set.h (regs_invalidated_by_call): Declare.
470 * regclass.c (regs_invalidated_by_call): Move from cse.c.
471 (init_reg_sets_1): Move initialization from cse_main.
472 * cse.c (regs_invalidated_by_call): Move to regclass.c.
473 (cse_main): Move its initialization also.
474 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
475 * flow.c (propagate_one_insn): Likewise.
476 * gcse.c (compute_hash_table): Likewise.
477 (compute_kill_rd, compute_store_table): Likewise.
478 * sched-deps.c (sched_analyze_1): Likewise.
480 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
482 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
485 2001-07-16 Steve Ellcey <sje@cup.hp.com>
487 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
488 in if statement so we don't access undefined memory.
490 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
492 * gcse.c: Update comment at top.
493 Update comment on mem handling.
494 mem_last_set, mem_first_set, mem_set_in_block: gone.
495 Declaration of reg_set_info: gone.
496 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
497 pointless with load_killed_in_block_p (they are *more*
498 conservative then it, not less, and less accurate).
499 (oprs_not_set_p): Ditto.
500 (alloc_gcse_mem): Don't allocate mem_set_in_block
501 (free_gcse_mem): Don't free it, either.
502 (record_last_mem_set_info): Update comment in front, remove
503 mem_*set_* stuff. Note the reason we don't handle stores directly
505 (compute_hash_table): Update comments to reflect reality. Remove
506 mem_*set_* references.
507 (reset_opr_set_tables): Remove mem_*set_* references.
509 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
510 (mark_clobber): Ditto (on both parts, we double set here too).
511 (expr_killed_p): Remove mem_set_in_block test.
512 (compute_transp): Remove mem_set_in_block test.
514 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
515 of edge, and removal of phi alternative to dump file.
516 (ssa_ccp_substitute_constants): Add note about register now being
517 constant, and which uses were replaced in what insns to dump file.
519 2001-07-16 Andreas Jaeger <aj@suse.de>
521 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
522 variables of type HOST_WIDEST_INT.
524 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
525 (__bb_exit_func): Correct type of count_max to avoid overflow.
526 (num_digits): Handle long long argument.
528 * combine.c (gen_lowpart_for_combine): Remove unused variable.
530 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
532 * output.h (sdb_begin_function_line): Restore as an extern
534 * sdbout.c (sdb_begin_function_line): Make extern.
536 2001-07-15 Richard Henderson <rth@redhat.com>
538 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
539 * genrecog.c (maybe_both_true_mode): New.
540 (maybe_both_true_2): Use it.
541 (write_switch): Don't put Pmode in a switch.
542 * rtl.c (mode arrays): Don't explicitly size them.
544 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
546 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
547 handling; move unconditional splitting before mode switching.
549 * i386.md (type): Add fistp type.
550 (i387, length_attr, scheduling definitions): Handle this type.
551 (fix_trunc?f?i2): Revamp to use mode switching.
552 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
553 * i386.h (fp_cw_mode): New enum
554 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
555 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
557 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
559 * Makefile.in (integrate.o): Add debug.h.
560 * integrate.c (debug.h): Add.
561 (output_inline_function): Save, reset, and restore debug_hooks.
563 2001-07-15 Richard Henderson <rth@redhat.com>
565 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
566 instead of COMPARE for the EQUIV expression.
568 2001-07-15 Richard Henderson <rth@redhat.com>
570 * flow.c (redirect_edge_and_branch_force): Initialize
571 global_live_at_start and global_live_at_end.
572 (allocate_bb_life_data): Export.
573 * basic-block.h (allocate_bb_life_data): Declare.
574 * toplev.c (rest_of_compilation): Call it.
576 2001-07-15 Richard Henderson <rth@redhat.com>
578 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
579 (alpha_tablejump_best_label): New.
580 * config/alpha/alpha-protos.h: Declare them.
581 * config/alpha/alpha.md: Use braced strings for code blocks.
582 (tablejump_osf): Break out add with r29.
583 (tablejump_osf_internal): Remove.
584 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
585 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
587 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
589 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
592 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
594 * i386-protos.h (ix86_split_fp_branch): Update prototype.
595 (ix86_fp_jump_nontrivial_p): New.
596 * i386.md (fp_jcc_?): Update call of split_fp_branch;
597 use ix86_fp_jump_nontrivial_p.
598 * i386.c (ix86_fp_jump_nontrivial_p): New.
599 (ix86_split_fp_branch): Accept code instead of rtx.
600 (ix86_expand_compare): Expand comparison early in case
601 doing so is resonably cheap.
603 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
605 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
607 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
608 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
610 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
612 * dbxout.c (dbxout_source_line): Make static, update prototype.
613 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
614 (dbxout_init, dbxout_finish, dbxout_source_line,
615 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
616 * dbxout.h (dbxout_source_line): Delete.
617 * debug.c (debug_nothing_file, debug_nothing_file_int,
618 debug_nothing_file_charstar_rtx): New.
619 (do_nothing_debug_hooks): Update.
620 (debug_nothing_void, debug_nothing_charstar_rtx,
621 dwarf2out_end_epilogue): New.
622 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
623 * debug.h (struct rtx_def): Declare.
624 (gcc_debug_hooks): New hooks source_line, end_epilogue
626 (debug_nothing_void, debug_nothing_charstar_rtx,
627 dwarf2out_end_epilogue): New.
628 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
629 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
630 (dwarf2_debug_hooks): Update.
631 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
632 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
633 * dwarf2out.h (dwarf2out_source_line): Remove.
634 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
635 Make static, update prototype.
636 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
637 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
638 (dwarf_debug_hooks): Update.
639 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
640 dwarfout_end_function): Remove.
641 * final.c (profile_function): Use debug hooks for ending functions
643 (output_source_line, final_end_function): Update prototype,
645 (final_start_function, final_scan_insn): Update.
646 * output.h (sdb_begin_function_line): Remove.
647 (final_end_function): Update prototype.
648 * sdbout.c (sdb_begin_function_line): Make static.
649 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
650 (sdbout_source_line): New.
651 (sdbout_end_epilogue, sdbout_end_function): Make static, update
653 (sdb_debug_hooks): Update.
654 (sdbout_init, sdbout_source_line,
655 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
656 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
657 * toplev.c (compile_file, rest_of_compilation): Update.
658 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
659 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
660 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
661 Update for prototype changes.
662 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
663 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
665 2001-07-15 Richard Henderson <rth@redhat.com>
667 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
668 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
669 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
670 * config/alpha/alpha.c: Likewise.
671 * config/alpha/alpha.md: Likewise.
672 * config/alpha/alpha32.h: Likewise.
673 * config/alpha/vms.h: Likewise.
676 2001-07-14 Richard Henderson <rth@redhat.com>
678 * config/alpha/alpha.md: Use define_constants for unspec values.
679 Substitute throughout.
681 2001-07-14 Tim Josling <tej@melbpc.org.au>
683 * tree.def (EXPON_EXPR) remove. Never supported anyway.
685 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
687 * pa.md: Remove unused constraints from define_split's.
689 2001-04-14 Richard Henderson <rth@redhat.com>
691 * ifcvt.c (find_cond_trap): Test for exit block.
693 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
695 Re-install recently reverted patch.
696 * emit-rtl.c (try_split): Update mark_jump_label call.
697 * flow.c (find_sub_basic_blocks): Likewise.
698 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
700 (mark_all_labels): Kill second parameter.
701 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
702 (rebuild_jump_labels, jump_optimize_minimal): Update call
704 (jump_optimize_1): Kill crossjumping code.
705 (mark_jump_label): Kill cross_jump parameter.
706 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
707 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
708 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
710 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
712 (dump_file_info): Likewise.
713 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
714 reorganize passes to do reg-stack first, bb-reorder second.
715 * invoke.texi (-d letters doc): Remove the jump2 pass.
717 2001-07-14 Richard Henderson <rth@redhat.com>
719 * ifcvt.c (find_cond_trap): New.
720 (find_if_header): Call it.
721 (merge_if_block): Relax existing jump sanity check.
722 * jump.c (jump_optimize_1): Remove conditional trap handling.
724 2001-07-14 Alan Modra <amodra@bigpond.net.au>
726 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
728 (insn_refs_are_delayed): Correct comment.
729 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
730 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
731 instead of r31. Make associated insn !TARGET_64BIT, and
732 provide an additional 64-bit insn that clobbers r2.
738 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
740 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
742 * flow.c (redirect_edge_and_branch_force, split_edge,
743 try_crossjump_to_edge): Use set_block_for_new_insns.
744 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
746 2001-07-13 H.J. Lu (hjl@gnu.org)
748 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
751 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
753 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
755 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
757 * c-common.c (decl_attributes): Take a pointer to the node to
758 which attributes are to be attached, and a flags argument.
759 * c-common.h (enum attribute_flags): New.
760 (decl_attributes): Update prototype.
761 * c-decl.c (start_decl, push_parm_decl, finish_struct,
762 finish_enum, start_function): Update calls to decl_attributes.
763 * c-parse.in (component_declarator, component_notype_declarator,
764 label): Update calls to decl_attributes.
766 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
768 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
769 * config/avr/avr.c (legitimate_address_p): Return value changed
770 from letter to register classes. For better debugging.
772 2001-07-13 Kazu Hirata <kazu@hxi.com>
774 * jump.c (reversed_comparison_code_parts): Fix comment typos.
776 2001-07-13 H.J. Lu (hjl@gnu.org)
778 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
780 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
782 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
783 correctly for shared configurations.
784 * config/t-libgcc-pic: New.
785 * config/{i386,m68k,sparc}/t-openbsd: New.
786 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
787 Support -shared. Support debugging libraries with -g.
788 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
789 frame information does not emit pointer diffs.
790 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
793 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
795 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
797 2001-07-13 David Edelsohn <edelsohn@gnu.org>
799 * combine.c (try_combine): Ensure const_int pow2 is positive.
801 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
803 * config.gcc: Add configuration for s/390.
804 * config/s390/s390.c: New. Subroutines for code generation.
805 * config/s390/s390.h: New. Definitions for s/390.
806 * config/s390/s390-protos.h: New. Prototypes.
807 * config/s390/linux.h: New. Definitions for linux for s/390.
808 * config/s390/linux64.h: New. Definitions for linux for zSeries.
809 * config/s390/t-linux: New. Makefile fragment.
810 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
811 * config/s390/fixdfdi.h: New. Fix L_fix*di.
813 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
815 * emit-rtl.c (try_split): Update mark_jump_label call.
816 * flow.c (find_sub_basic_blocks): Likewise.
817 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
819 (mark_all_labels): Kill second parameter.
820 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
821 (rebuild_jump_labels, jump_optimize_minimal): Update call
823 (jump_optimize_1): Kill crossjumping code.
824 (mark_jump_label): Kill cross_jump parameter.
825 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
826 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
827 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
829 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
831 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
832 reorganize passes to do reg-stack first, bb-reorder second.
833 * invoke.texi (-d letters doc): Remove the jump2 pass.
835 2001-07-12 Steve Ellcey <sje@cup.hp.com>
837 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
839 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
841 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
843 (verify_flow_info): Make diagnostics prettier.
845 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
847 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
849 * flow.c (outgoing_edges_match): Return early if condition reversal
852 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
854 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
855 (mips_move_2words): When splitting a move into two instructions,
856 prefix the second address operand with '%D'.
858 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
860 * Makefile.in (final.o): Depend on debug.h.
861 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
862 (dbx_debug_hooks): Add new hooks.
863 (xcoff_debug_hooks): New.
864 * debug.c (debug_nothing_file_int_int): New.
865 (do_nothing_debug_hooks): Update.
866 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
867 (debug_nothing_file_int_int): New.
868 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
869 static, update prototype.
870 (dwarf2_debug_hooks): Update.
871 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
872 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
873 static, update prototype.
874 (dwarf_debug_hooks): Update.
875 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
876 * final.c: Include debug.h.
877 (final_scan_insn): Use debug hooks when beginning and ending blocks.
878 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
879 static, update prototype.
880 (sdb_debug_hooks): Update.
881 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
882 * toplev.c: Distinguish between xcoff and dbx.
884 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
885 Call all debug hooks, not just dwarf ones.
887 2001-07-11 Timothy Wall <twall@redhat.com>
889 * config.gcc: Add configuration for AIX5/IA64.
890 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
891 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
892 support prefix/suffix code.
893 * config/ia64/t-aix: New. Makefile fragment.
894 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
896 2001-07-11 Kazu Hirata <kazu@hxi.com>
898 * recog.c (validate_change): Fix a comment typo.
900 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
902 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
903 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
905 * dbxout.c (dbx_debug_hooks): Add new hooks.
906 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
908 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
910 * dbxout.h (dbxout_start_new_source_file,
911 dbxout_resume_previous_source_file): Delete.
912 * debug.c (do_nothing_debug_hooks): Add new hooks.
913 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
914 (debug_nothing_int_charstar, debug_nothing_int): New.
915 * debug.h (gcc_debug_hooks): New hooks define, undef,
916 start_source_file and end_source_file.
917 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
918 (debug_nothing_int_charstar, debug_nothing_int): New.
919 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
920 the conditionally compiled section.
921 (dwarf2out_start_source_file, dwarf2out_end_source_file,
922 dwarf2out_define, dwarf2out_undef): Make static.
923 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
924 dwarf2out_define, dwarf2out_undef): Remove.
925 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
926 (dwarfout_start_source_file, dwarfout_end_source_file,
927 dwarfout_define, dwarfout_undef): Make static.
928 (dwarfout_start_source_file_check,
929 dwarfout_end_source_file_check): New.
930 (dwarfout_define, dwarfout_finish): Update.
931 * dwarfout.h (dwarfout_start_new_source_file,
932 dwarfout_resume_previous_source_file, dwarfout_define,
933 dwarfout_undef): Remove.
934 * sdbout.c (sdb_debug_hooks): Add new hooks.
935 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
937 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
938 make static, take an arg.
939 * sdbout.h (sdbout_start_new_source_file,
940 sdbout_resume_previous_source_file): Delete.
941 * toplev.c (debug_start_source_file, debug_end_source_file,
942 debug_define, debug_undef): Delete.
943 * toplev.h (debug_start_source_file, debug_end_source_file,
944 debug_define, debug_undef): Delete.
946 * java/jcf-parse.c: Include debug.h.
947 (parse_class_file): Update to use debug hooks directly.
948 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
950 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
952 * alias.c (set_mem_alias_set): New function.
953 * rtl.h (set_mem_alias_set): Declare it.
954 * builtins.c (expand_builtin_return_addr): Call it instead of
955 using MEM_ALIAS_SET accessor.
956 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
957 (get_memory_rtx, expand_builtin_va_arg): Likewise.
958 (expand_builtin_va_copy):Likewise.
959 * caller-save.c (setup_save_areas): Likewise.
960 * calls.c (compute_argument_addresses): Likewise.
961 * explow.c (set_mem_attributes): Likewise.
962 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
963 (expand_assignment, store_constructor_field, store_field): Likewise.
964 (expand_expr_unaligned): Likewise.
965 * function.c (assign_stack_temp_for_type): Likewise.
966 (put_reg_into_stack, gen_mem_addressof): Likewise.
967 * ifcvt.c (noce_try_cmove_arith): Likewise.
968 * reload1.c (reload, alter_reg): Likewise.
969 * config/alpha/alpha.c (get_aligned_mem): Likewise.
970 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
971 (alpha_expand_unaligned_store): Likewise
972 (alpha_expand_unaligned_load_words): Likewise.
973 (alpha_expand_unaligned_store_words): Likewise.
974 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
975 (alpha_expand_epilogue): Likewise.
976 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
977 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
978 * config/i386/i386.c (legitimize_pic_address): Likewise.
979 * config/i960/i960.c (setup_incoming_varargs): Likewise.
980 * config/ia64/ia64.c (spill_restore_mem): Likewise.
981 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
982 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
983 * config/mips/mips.c (mips_va_arg): Likewise.
984 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
985 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
986 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
987 (setup_incoming_varargs, rs6000_va_arg): Likewise.
988 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
989 (rs6000_emit_epilogue): Likewise.
990 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
991 * config/sparc/sparc.c (sparc_va_arg): Likewise.
992 * config/v850/v850.c (v850_va_arg): Likewise.
994 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
996 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
997 when fallthru edge is present.
998 (mege_blocks): Handle case where creation of jump insn
1001 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
1002 CLEANUP_POST_REGSTACK): New constants.
1003 * except.c (finish_eh_generation): Update call of cleanup_cfg,
1004 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
1005 * output.h (cleanup_cfg): Update prototype.
1006 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
1007 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
1008 cleanup_cfg call; kill missleading comment.
1009 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
1010 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
1011 parameter; control optimizations performed using it.
1012 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1013 try_crossjump_bb): New functions.
1015 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1017 * pa.c (pa_output_function_prologue): Delete prototype. Make function
1019 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
1020 pa_output_function_prologue.
1021 * pa-protos.h (pa_output_function_prologue): New prototype.
1023 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1025 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
1026 and low to get correct sign extension in low+high test.
1028 2001-07-11 Janis Johnson <janis@us.ibm.com>
1030 * gcov.c (arcdata): Use gcov_type to fix branch percentage
1031 for large hit count.
1033 * profile.c (branch_prob): Fix .bbg info for computed gotos
1036 2001-07-11 Mark Mitchell <mark@codesourcery.com>
1038 * stmt.c (parse_output_constraint): New function, split out
1040 (expand_asm_operands): ... here. Use parse_output_constraint.
1041 * tree.h (parse_output_constraint): Declare it.
1043 2001-07-11 Richard Henderson <rth@redhat.com>
1045 * bitmap.c: Comment some functions; fiddle whitespace.
1046 (bitmap_free): Don't export.
1047 (bitmap_element_allocate): Use memset.
1048 * bitmap.h (bitmap_free): Don't declare.
1050 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
1052 * gcse.c, lcm.c, sched-deps.c:
1053 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
1055 * flow.c (flow_loops_find): Free dom if we found no loops, since
1056 we aren't going to save it.
1058 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
1061 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
1063 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
1065 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1067 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
1068 #ifndef DWARF2_DEBUGGING_INFO.
1070 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1072 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
1074 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1076 * config/mips/mips.c (gen_int_relational): Tell the caller not to
1077 reverse a branch if a NE comparison is implemented with GTU.
1079 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1080 H.J. Lu <hjl@gnu.org>
1082 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
1084 (call_internal2): Likewise.
1085 (call_value_internal1): Likewise.
1086 (call_value_internal2): Likewise.
1087 (call_value_multiple_internal1): Likewise.
1088 (call_value_multiple_internal2): Likewise.
1090 2001-07-10 Kazu Hirata <kazu@hxi.com>
1092 * calls.c (emit_library_call_value_1): Fix a comment typo.
1093 * dwarf2out.c (mem_loc_descriptor): Likewise.
1094 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
1096 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
1098 * simplify-rtx.c (simplify_subreg): Fix typo in comment
1100 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1102 * recog.c (offsettable_address_p): Handle LO_SUM case.
1103 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
1104 instead of plus_constant.
1106 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1108 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
1109 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
1111 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1113 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
1114 adjust_address_nv instead of plus_constant.
1116 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
1118 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
1119 dwarf2out.o): Depend on debug.h, wrap long lines.
1120 * dbxout.c: Include debug.h.
1121 (dbx_debug_hooks): New.
1122 (dbxout_init): Make static, take just 2 args.
1123 (dbxout_finish): Make static.
1124 * dbxout.h (dbxout_init, dbxout_finish): Delete.
1125 * debug.c: New file.
1126 * debug.h: New file.
1127 * dwarf2out.c: Include debug.h.
1128 (dwarf2_debug_hooks): New.
1129 (dwarf2out_init): Make static.
1130 (dwarf2out_finish): Make static, take 2 args.
1131 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
1132 * dwarfout.c: Include debug.h.
1133 (dwarf_debug_hooks): New.
1134 (dwarfout_init): Make static.
1135 (dwarfout_finish): Make static, take 2 args.
1136 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
1137 * sdbout.c: Include debug.h.
1138 (sdb_debug_hooks): New.
1139 (sdbout_init): Make static, take 2 args.
1140 * sdbout.h (sdbout_init): Delete.
1141 * toplev.c: Include debug.h.
1143 (compile_file): Set deubg_hooks based on command line options.
1144 Use the hooks unconditionally rather than conditional compilation.
1146 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
1148 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
1149 first_insn_after_basic_block_note instead.
1151 * df.c (df_bb_refs_unlink): #if 0 out for now.
1153 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
1155 * ssa.h: Add prototype for ssa_const_prop
1156 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
1157 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
1158 (ssa_fast_dce): Remove unused variable
1160 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1162 * diagnostic.c (finish_diagnostic): Rename to
1163 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
1166 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
1168 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
1171 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
1172 (dump_file): Only pad the demangled name with spaces if the
1173 mangled name was padded with spaces.
1175 2001-07-10 Bernd Schmidt <bernds@redhat.com>
1177 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
1180 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1182 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
1183 extraction if no direct load if either EXPAND_CONST_ADDRESS or
1186 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
1187 whether can put offset inside LO_SUM to check mode alignment, not size.
1189 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1191 * doc/tm.texi (Misc): Fix thinko.
1193 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
1195 * regmove.c (replace_in_call_usage): Fix warnings.
1196 * sched-deps.c (add_dependence): Fix warnings.
1197 * simplify-rtx.c (simplify_subreg): Likewise.
1198 Return NULL_RTX instead of NULL.
1200 * reg-stack.c (emit_swap_insn): Eliminate warnings.
1201 (subst_asm_stack_regs): Likewise.
1203 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
1206 * dwarf2out.c (output_call_frame_info): Declare i as int.
1207 (build_abbrev_table): Declare n_alloc as int.
1208 (dwarf2out_finish): Initialize die.
1209 * except.c: Declare sjlj_funcdef_number as unsigned.
1210 (connect_post_landing_pads): Declare j as unsigned.
1211 (convert_to_eh_region_ranges): Initialize call_site.
1212 (output_function_exception_table): Initialize tt_format_size.
1213 * expr.c (move_by_pieces_1): Initialize to1.
1214 (store_constructor): Initialize minelt and maxelt.
1215 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
1216 * function.c (instantiate_decls): Avoid signed/unsigned warning.
1218 * c-decl.c (combine_parm_decls): Unused, remove.
1219 * c-tree.h: Remove prototype for combine_parm_decls.
1221 * reload.c (push_reload): Fix warning.
1222 (regno_clobbered_p): Likewise.
1223 * reload1.c (replace_pseudos_in_call_usage): Likewise.
1224 (reload_combine): Likewise.
1226 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
1227 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
1229 * bitmap.c (bitmap_operation): Change user.
1230 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
1232 2001-07-10 Eric Christopher <echristo@redhat.com>
1234 * config/mips/mips.c (override_options): Fix typo.
1236 2001-07-09 Stan Shebs <shebs@apple.com>
1238 * target.h (struct gcc_target): New fields init_builtins and
1240 * target-def.h (TARGET_INIT_BUILTINS): New macro.
1241 (TARGET_EXPAND_BUILTIN): New macro.
1242 (TARGET_INITIALIZER): Add them.
1243 * builtins.c: Include target.h.
1244 (expand_builtin): Use targetm.expand_builtin.
1245 (default_init_builtins): New function.
1246 (default_expand_builtin): New function.
1247 * expr.h (default_init_builtins): Declare.
1248 (default_expand_builtin): Declare.
1249 * c-common.c (c_common_nodes_and_builtins): Use
1250 targetm.init_builtins.
1251 * defaults.h (MD_INIT_BUILTINS): Remove.
1252 * Makefile.in (builtins.o): Depend on target.h.
1254 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
1255 (TARGET_EXPAND_BUILTIN): Define.
1256 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
1257 (MD_EXPAND_BUILTIN): Remove.
1259 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
1260 (TARGET_EXPAND_BUILTIN): Define.
1261 (c4x_init_builtins): Make endlink arg a local.
1262 (c4x_print_operand): Fix typos in adjust_address usages.
1263 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
1264 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
1265 (MD_EXPAND_BUILTIN): Remove.
1267 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
1268 (TARGET_EXPAND_BUILTIN): Define.
1269 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
1270 (ix86_init_builtins): Call new function only if TARGET_MMX.
1271 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
1272 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
1273 (MD_EXPAND_BUILTIN): Remove.
1275 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
1276 (TARGET_EXPAND_BUILTIN): Define.
1277 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
1278 (MD_EXPAND_BUILTIN): Remove.
1280 * doc/tm.texi: Document these changes.
1282 2001-07-09 Diego Novillo <dnovillo@redhat.com>
1284 * basic-block.h (tree_node): Forward declare if needed.
1285 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
1286 (BLOCK_HEAD_TREE): Define.
1287 (BLOCK_END_TREE): Define.
1288 (struct loops): Rename field 'tree' to 'tree_root'.
1289 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
1291 (flow_loops_tree_build): Rename reference to field 'tree' to
1293 (flow_loops_level_compute): Ditto.
1294 * predict.c (estimate_bb_frequencies): Ditto.
1295 * tree.h (struct tree_common): Add field 'aux'.
1297 2001-07-09 Stan Shebs <shebs@apple.com>
1299 * config/darwin.c (darwin_encode_section_info): Don't mark any
1300 DECL_EXTERNAL node as defined.
1302 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1304 * pa.c (pa_init_machine_status, pa_mark_machine_status,
1305 pa_free_machine_status, hppa_init_pic_save): Delete.
1306 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
1307 (hppa_profile_hook): Use hppa_pic_save_rtx.
1308 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
1309 hppa_init_pic_save): Delete.
1310 (hppa_pic_save_rtx): Declare.
1311 * pa.md (call, call_value, sibcall, sibcall_value,
1312 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
1314 2001-07-09 Kazu Hirata <kazu@hxi.com>
1316 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
1317 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
1319 2001-07-09 Andreas Jaeger <aj@suse.de>
1321 * output.h: Add declaration of final_forward_branch_p.
1323 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
1325 * varray.c: Include errors.h for internal_error and trim_filename
1328 * Makefile.in (varray.o): Add errors.h.
1330 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
1332 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
1333 * optabs.c (have_add2_insn): Check whether the add insn chosen
1334 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
1335 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
1337 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
1339 * Makefile.in (OBJS): Add ssa-ccp.o
1340 (ssa-ccp.o): Add dependencies.
1341 * toplev.c (DFI_ssa_ccp): New dump file enum.
1342 (dump_file): Add entry for dumping after SSA CCP.
1343 (flag_ssa_ccp): New flag variable.
1344 (f_options): Add -fssa-ccp.
1345 (rest_of_compilation): Run SSA CCP if requested.
1346 * timevar.def (TV_SSA_CCP): New timevar.
1347 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
1348 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
1349 Fix minor typo in SSA DCE documentation.
1350 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
1351 Add documentation for new dump option. Renumber dump files
1354 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1356 * emit-rtl.c (gen_highpart_mode): New.
1357 * rtl.h (gen_highpart_mode): Declare.
1358 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
1359 operand can be VOIDmode constant.
1361 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1363 * flow.c (redirect_edge_and_branch_force): New.
1364 (can_fallthru): Ensure that basic blocks are succeeding.
1365 (try_optimize_cfg): Do not delete basic block if it is the last one.
1367 * flow.c (try_redirect_by_replacing_jump): Do not remove
1368 jumps with side effects, unlink chain on fallthru edge;
1369 set block for new jump instruction; avoid basic block to
1370 over by line number note.
1372 * flow.c (try_simplify_condjump): Verify that the condjump
1373 is not always falling trought.
1376 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
1378 * flow.c (forwarder_block_p): Fix for fallthru blocks.
1379 (try_redirect_by_replacing_jump): Update properly the count
1380 and frequency information.
1382 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1384 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
1385 address that is a LO_SUM specially.
1386 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
1388 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
1390 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
1391 (operand_subword): Use them.
1392 (change_address_1): Renamed from change_address; new arg VALIDATE.
1393 * expr.h: Reflect above changes; change_address now macro.
1394 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
1396 * cselib.c (add_mem_for_addr): Likewise.
1397 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
1398 * regmove.c (try_apply_stack_adjustment): Likewise.
1399 * reload.c (push_reload, make_memloc): Likewise.
1400 * reload1.c (eliminate_regs): Likewise.
1401 * simplify-rtx.c (simplify_replace_rtx): Likewise.
1402 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
1404 * combine.c (make_extraction, simplify_shift_const): Likewise.
1405 (gen_lowpart_for_combine): Likewise.
1406 * cse.c (gen_lowpart_if_possible): Likewise.
1407 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
1408 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
1409 * optabs.c (gen_move_insn): Likewise.
1410 * reload1.c (alter_reg): Likewise.
1411 * simplify-rtx.c (simplify_subreg): Likewise.
1412 * stmt.c (expand_anon_union_decl): Likewise.
1413 * recog.c (validate_replace_rtx_1): Likewise.
1415 * Makefile.in (recog.o): Add $(EXPR_H).
1416 * explow.c (stabilize): Call replace_equiv_address.
1417 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
1418 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
1420 2001-07-03 Andrew Haley <aph@redhat.com>
1422 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
1423 the mode of the memory location.
1425 2001-07-09 Bo Thorsen <bo@suse.co.uk>
1427 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
1429 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
1431 * final.c (output_addr_const): Use target opening and
1432 closing parentheses.
1433 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
1434 defaults, add to TARGET_ASM_OUT.
1435 * target.h (struct gcc_target): Add open_paren and close_paren.
1436 * doc/md.texi: Update.
1437 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
1438 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
1439 TARGET_ASM_CLOSE_PAREN.
1440 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1442 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1444 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1445 * config/a29k/a29k.h: Similarly.
1446 * config/alpha/alpha.h: Similarly.
1447 * config/arc/arc.h: Similarly.
1448 * config/arm/aof.h: Similarly.
1449 * config/arm/aout.h: Similarly.
1450 * config/avr/avr.h: Similarly.
1451 * config/c4x/c4x.h: Similarly.
1452 * config/clipper/clipper.h: Similarly.
1453 * config/convex/convex.h: Similarly.
1454 * config/d30v/d30v.h: Similarly.
1455 * config/dsp16xx/dsp16xx.h: Similarly.
1456 * config/elxsi/elxsi.h: Similarly.
1457 * config/fr30/fr30.h: Similarly.
1458 * config/h8300/h8300.h: Similarly.
1459 * config/i370/i370.h: Similarly.
1460 * config/i386/i386.h: Similarly.
1461 * config/i860/i860.h: Similarly.
1462 * config/i960/i960.h: Similarly.
1463 * config/ia64/ia64.h: Similarly.
1464 * config/m32r/m32r.h: Similarly.
1465 * config/m68hc11/m68hc11.h: Similarly.
1466 * config/m68k/m68k.h: Similarly.
1467 * config/m88k/m88k.h: Similarly.
1468 * config/mcore/mcore.h: Similarly.
1469 * config/mips/mips.h: Similarly.
1470 * config/mn10200/mn10200.h: Similarly.
1471 * config/mn10300/mn10300.h: Similarly.
1472 * config/ns32k/ns32k.h: Similarly.
1473 * config/pa/pa.h: Similarly.
1474 * config/pdp11/pdp11.h: Similarly.
1475 * config/pj/pj.h: Similarly.
1476 * config/romp/romp.h: Similarly.
1477 * config/rs6000/rs6000.h: Similarly.
1478 * config/sh/sh.h: Similarly.
1479 * config/sparc/sparc.h: Similarly.
1480 * config/v850/v850.h: Similarly.
1481 * config/vax/vax.h: Similarly.
1482 * config/we32k/we32k.h: Similarly.
1484 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
1486 * doc/c-tree.texi: Document representation of attributes.
1488 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1490 * doc/tm.texi: Update some places for the rename of target to
1493 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1495 * target.h (struct gcc_target): Add insert_attributes.
1496 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
1497 (TARGET_INITIALIZER): Update.
1498 * tree.c, tree.h (default_insert_attributes): New function.
1499 Update comments on other default functions to refer to targetm,
1501 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
1502 TARGET_INSERT_ATTRIBUTES.
1503 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
1504 * c-common.c (decl_attributes): Use targetm.insert_attributes.
1505 Don't use PRAGMA_INSERT_ATTRIBUTES.
1506 * Makefile.in (c-common.o): Depend on $(TARGET_H).
1507 * c-decl.c (start_decl, start_function): Don't call
1508 SET_DEFAULT_DECL_ATTRIBUTES.
1509 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1510 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
1512 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
1513 (c4x_check_attribute): Avoid modifying attribute list itself.
1514 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
1516 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
1517 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
1519 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
1520 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
1522 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1523 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
1525 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
1526 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
1527 Adjust parameters. Make static.
1529 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1531 * c-common.c (decl_attributes): Only take a single attributes
1533 * c-common.h (decl_attributes): Update prototype.
1534 * c-decl.c (start_decl, start_function): Only take a single
1535 attributes parameter. Update calls to decl_attributes.
1536 (finish_struct, finish_enum): Update calls to decl_attributes.
1537 (push_parm_decl): Expect unified list of attributes. Update call
1539 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
1540 notype_nested_function, component_declarator,
1541 component_notype_declarator, label): Update calls to
1543 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
1544 lists that are passed to push_parm_decl.
1545 * c-tree.h (start_function, start_decl): Update prototypes.
1546 * config/sh/sh-protos.h, config/sh/sh.c
1547 (sh_pragma_insert_attributes): Only take a single attributes
1549 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
1550 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
1551 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
1552 build_module_descriptor, generate_static_references,
1553 generate_strings, build_selector_translation_table,
1554 generate_descriptor_table, generate_protocols,
1555 generate_ivars_list, generate_dispatch_table,
1556 generate_protocol_list, generate_category,
1557 generate_shared_structures, really_start_method, add_objc_decls,
1558 generate_classref_translation_entry): Update calls to start_decl
1560 (build_tmp_function_decl, start_method_def): Unify attribute lists
1561 that are passed to push_parm_decl.
1563 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
1565 * final.c (no_asm_to_stream): New.
1566 (final_scan_insn): Use target structures for prologue ends
1567 and epilogue starts.
1568 * output.h (no_asm_to_stream): New.
1569 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
1570 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
1571 (TARGET_ASM_OUT): Update.
1572 * target.h (struct gcc_target): New members function_end_prologue
1573 and function_begin_epilogue.
1574 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
1575 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
1576 * config/alpha/alpha.c (output_end_prologue): Rename to
1577 alpha_output_function_end_prologue. Use in target struct
1579 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
1580 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
1581 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
1582 ia64_output_function_end_prologue. Use in target struct
1584 (ia64_function_prologue, ia64_funciton_epilogue): Rename
1585 mistyped prototypes.
1586 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
1587 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
1589 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
1590 an use in target struct, make static.
1591 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
1594 2001-07-08 Richard Henderson <rth@redhat.com>
1596 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
1598 2001-07-08 Richard Henderson <rth@redhat.com>
1600 * config/i386/i386.md: Remove constraints strings from define_split
1601 and define_peephole2 patterns.
1602 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
1603 (eh_return): Use them.
1605 2001-07-08 Richard Henderson <rth@redhat.com>
1607 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
1608 Document MD_FALLBACK_FRAME_STATE_FOR.
1610 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1612 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
1613 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
1615 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
1617 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
1619 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
1620 of the label inside NAME as opposed to just the end of NAME.
1622 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
1624 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
1625 * config/alpha/alpha.c (alpha_init_machine_status,
1626 alpha_mark_machine_status, alpha_free_machine_status): Delete.
1627 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
1628 (vms_valid_decl_attribute_p): Make static, conditionally compile.
1629 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
1631 2001-07-06 Stan Shebs <shebs@apple.com>
1633 * target.h (targetm): Rename global from "target", so as not to
1634 conflict with local variables.
1636 * c-typeck.c: Ditto.
1640 * cp/decl2.c: Ditto.
1641 * cp/typeck.c: Ditto.
1642 * 1750a/1750a.c: Ditto.
1643 * a29k/a29k.c: Ditto.
1647 * clipper/clipper.c: Ditto.
1648 * convex/convex.c: Ditto.
1649 * d30v/d30v.c: Ditto.
1650 * dsp16xx/dsp16xx.c: Ditto.
1651 * elxsi/elxsi.c: Ditto.
1652 * fr30/fr30.c: Ditto.
1653 * h8300/h8300.c: Ditto.
1654 * i370/i370.c: Ditto.
1655 * i386/i386.c: Ditto.
1656 * i860/i860.c: Ditto.
1657 * i960/i960.c: Ditto.
1658 * ia64/ia64.c: Ditto.
1659 * m32r/m32r.c: Ditto.
1660 * m68hc11/m68hc11.c: Ditto.
1661 * m68k/m68k.c: Ditto.
1662 * m88k/m88k.c: Ditto.
1663 * mips/mips.c: Ditto.
1664 * ns32k/ns32k.c: Ditto.
1666 * pdp11/pdp11.c: Ditto.
1667 * romp/romp.c: Ditto.
1668 * rs6000/rs6000.c: Ditto.
1670 * sparc/sparc.c: Ditto.
1672 * we32k/we32k.c: Ditto.
1673 * doc/tm.texi: Update the manual to match.
1675 2001-07-06 Richard Henderson <rth@redhat.com>
1677 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
1678 DWARF2_UNWIND_INFO not just whether it is defined.
1680 2001-07-06 Diego Novillo <dnovillo@redhat.com>
1682 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
1683 call to simplify_binary_operation returns a new pattern.
1685 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1687 * glimits.h (__SHRT_MAX__): New.
1688 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
1689 (SHRT_MAX): Define in terms of __SHRT_MAX__.
1691 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
1693 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
1696 2001-07-06 Richard Henderson <rth@redhat.com>
1698 * bitmap.c (bitmap_release_memory): Move adjacent to the
1699 allocation functions.
1700 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
1701 the implementation. Binary search for the set bit.
1702 (bitmap_union_of_diff): Allocate the temporary on the stack
1703 instead of using xmalloc.
1705 2001-07-06 Richard Henderson <rth@redhat.com>
1707 * genrecog.c (validate_pattern): Warn for constraints in
1708 define_{expand,split,peephole2}. Remove strict_low_part
1709 before looking up match_dup.
1711 2001-07-06 DJ Delorie <dj@redhat.com>
1713 * doc/gcc.texi (Makefile): Rename to be a more general purpose
1714 chapter about various build hints and history. Add section
1715 talking about the various types of native and cross builds.
1717 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
1719 * Makefile.in (final.o): Depend on target.h.
1720 * final.c: Include target.h.
1721 (default_function_pro_epilogue): New.
1722 (final_start_function): Use target structure for function prologues.
1723 (final_end_function): Use target structure for function epilogues.
1724 * fold-const.c (real_hex_to_f): Constify s and p.
1725 * output.h (default_function_pro_epilogue): New.
1726 * real.h (real_hex_to_f): Update prototype.
1727 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
1728 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
1729 (TARGET_INITIALIZER): Update.
1730 * target.h (gcc_target): Add struct asm_out.
1731 * doc/tm.texi: Update.
1734 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
1735 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
1736 in cpu/cpu.c, or rename old functions consistently. Take
1737 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
1738 redundant macros and prototypes. Make new functions static.
1740 * 1750a/1750a.c: Similarly.
1741 * 1750a/1750a.h: Similarly.
1742 * a29k/a29k-protos.h: Similarly.
1743 * a29k/a29k.c: Similarly.
1744 * a29k/a29k.h: Similarly.
1745 * arc/arc-protos.h: Similarly.
1746 * arc/arc.c: Similarly.
1747 * arc/arc.h: Similarly.
1748 * arm/arm-protos.h: Similarly.
1749 * arm/arm.c: Similarly.
1750 * arm/arm.h: Similarly.
1751 * avr/avr-protos.h: Similarly.
1752 * avr/avr.c: Similarly.
1753 * avr/avr.h: Similarly.
1754 * clipper/clipper-protos.h: Similarly.
1755 * clipper/clipper.c: Similarly.
1756 * clipper/clipper.h: Similarly.
1757 * convex/convex.c: Similarly.
1758 * convex/convex.h: Similarly.
1759 * d30v/d30v-protos.h: Similarly.
1760 * d30v/d30v.c: Similarly.
1761 * d30v/d30v.h: Similarly.
1762 * d30v/d30v.md: Similarly.
1763 * dsp16xx/dsp16xx-protos.h: Similarly.
1764 * dsp16xx/dsp16xx.c: Similarly.
1765 * dsp16xx/dsp16xx.h: Similarly.
1766 * elxsi/elxsi.c: Similarly.
1767 * elxsi/elxsi.h: Similarly.
1768 * fr30/fr30.c: Similarly.
1769 * fr30/fr30.md: Similarly.
1770 * h8300/h8300-protos.h: Similarly.
1771 * h8300/h8300.c: Similarly.
1772 * h8300/h8300.h: Similarly.
1773 * i370/i370-protos.h: Similarly.
1774 * i370/i370.c: Similarly.
1775 * i370/i370.h: Similarly.
1776 * i386/i386.c: Similarly.
1777 * i386/osf1elf.h: Similarly.
1778 * i386/osfrose.h: Similarly.
1779 * i860/i860-protos.h: Similarly.
1780 * i860/i860.c: Similarly.
1781 * i860/i860.h: Similarly.
1782 * i960/i960-protos.h: Similarly.
1783 * i960/i960.c: Similarly.
1784 * i960/i960.h: Similarly.
1785 * ia64/ia64-protos.h: Similarly.
1786 * ia64/ia64.c: Similarly.
1787 * ia64/ia64.h: Similarly.
1788 * m32r/m32r-protos.h: Similarly.
1789 * m32r/m32r.c: Similarly.
1790 * m32r/m32r.h: Similarly.
1791 * m68hc11/m68hc11-protos.h: Similarly.
1792 * m68hc11/m68hc11.c: Similarly.
1793 * m68hc11/m68hc11.h: Similarly.
1794 * m68k/crds.h: Similarly.
1795 * m68k/dpx2.h: Similarly.
1796 * m68k/m68k-protos.h: Similarly.
1797 * m68k/m68k.c: Similarly.
1798 * m68k/m68k.h: Similarly.
1799 * m68k/news.h: Similarly.
1800 * m88k/m88k-protos.h: Similarly.
1801 * m88k/m88k.c: Similarly.
1802 * m88k/m88k.h: Similarly.
1803 * mips/mips-protos.h: Similarly.
1804 * mips/mips.c: Similarly.
1805 * mips/mips.h: Similarly.
1806 * ns32k/merlin.h: Similarly.
1807 * ns32k/ns32k.c: Similarly.
1808 * ns32k/ns32k.h: Similarly.
1809 * ns32k/tek6000.h: Similarly.
1810 * pa/pa-protos.h: Similarly.
1811 * pa/pa.c: Similarly.
1812 * pa/pa.h: Similarly.
1813 * pdp11/2bsd.h: Similarly.
1814 * pdp11/pdp11-protos.h: Similarly.
1815 * pdp11/pdp11.c: Similarly.
1816 * pdp11/pdp11.h: Similarly.
1817 * romp/romp-protos.h: Similarly.
1818 * romp/romp.c: Similarly.
1819 * romp/romp.h: Similarly.
1820 * rs6000/rs6000-protos.h: Similarly.
1821 * rs6000/rs6000.c: Similarly.
1822 * rs6000/rs6000.h: Similarly.
1823 * rs6000/sysv4.h: Similarly.
1824 * sh/sh-protos.h: Similarly.
1825 * sh/sh.c: Similarly.
1826 * sh/sh.h: Similarly.
1827 * sparc/sparc-protos.h: Similarly.
1828 * sparc/sparc.c: Similarly.
1829 * sparc/sparc.h: Similarly.
1830 * vax/vax.c: Similarly.
1831 * vax/vax.h: Similarly.
1832 * vax/vms.h: Similarly.
1833 * we32k/we32k.c: Similarly.
1834 * we32k/we32k.h: Similarly.
1836 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
1838 * basic-block.h (first_insn_after_basic_block_note): Declare.
1839 * flow.c (first_insn_after_basic_block_note): Define. Moved
1841 * ssa.c (first_insn_after_basic_block_note): Remove.
1842 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
1844 (ssa_eliminate_dead_code): Properly update the CFG and PHI
1845 nodes when we find a dead conditional branch. Insert BARRIERs
1846 after any blocks with no successors, but which do not have
1849 2001-07-06 Zack Weinberg <zackw@stanford.edu>
1851 * varray.c (varray_check_failed): Use internal_error.
1853 2001-07-05 Andrew Haley <aph@redhat.com>
1855 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
1856 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
1857 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
1859 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
1861 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
1862 reference if the target constant is also a SYMBOL_REF.
1864 2001-07-05 Eric Christopher <echristo@redhat.com>
1866 * config/mips/mips.h (MASK_MIPS3900): Remove.
1867 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
1868 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
1869 (TARGET_MIPS3900): Change to use mips_arch.
1870 (TARGET_MIPS4000): New.
1871 (TARGET_MIPS4100): New.
1872 (TARGET_MIPS4300): New.
1873 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
1874 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
1876 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
1877 (ISA_HAS_BRANCHLIKELY): To here.
1878 (CC1_CPU_SPEC): New.
1879 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
1880 (mips_arch_string): Declare.
1881 (mips_arch): Declare.
1882 (TARGET_OPTIONS): Add -march and -mtune.
1884 * config/mips/mips.c (mips_arch_string): New.
1886 (override_options): Handle -march for codegen and -mtune
1887 for scheduling. Use mips_arch. Move tx39 target default here.
1888 (mips_parse_cpu): Move error message to override_options.
1890 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
1892 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
1894 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
1895 (MIPS Options): Ditto. Change mcpu entry to historical text.
1897 2001-07-05 H.J. Lu (hjl@gnu.org)
1899 * config/mips/mips.c (mips_parse_cpu): New function to parse
1902 2001-07-05 Jim Wilson <wilson@redhat.com>
1904 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
1905 * config/ia64/t-ia64: Likewise.
1906 (LIB1ASMFUNCS): Update comment.
1908 2001-07-05 David Edelsohn <edelsohn@gnu.org>
1910 * doc/install.texi (Install GCC: Binaries): Fix typo.
1912 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1914 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
1915 reference using the stack pointer, adjust it since we push Y
1917 ("*ashrsi3"): Likewise.
1918 ("*lshrsi3"): Likewise.
1920 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1922 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
1923 when -fomit-frame-pointer is used.
1925 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
1927 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
1928 (try_redirect_by_replacing_jump): Reverse updating properly the
1929 count and frequency information. Reverse removing cc0 setter.
1930 (forwarder_block_p): Reverse fixing for fallthru blocks.
1932 2001-07-05 DJ Delorie <dj@redhat.com>
1934 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
1935 (translate_options): If the above is defined, use it to map
1936 given options to new options.
1937 * doc/tm.texi: Document it.
1939 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
1940 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1942 * doc/invoke.texi (Optimize Options): Document that -fgcse may
1943 cause programs using computed gotos to run more slowly.
1945 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1947 * doc/install.texi (Specific): Markup, spelling and typo fixes.
1949 Consistently require binutils 2.11.2, not prereleases.
1950 (Specific, decstation-*): Canonicalize as mips-dec-*.
1951 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
1953 (Specific, m68k-altos): Removed reference to README.altos, deleted.
1954 (Specific, mips-*): Reword MIPS C compiler requirements.
1955 (Specific, powerpc*-*-*): New, mention --with-cpu once.
1956 (Specific, sunv5): Removed, obsolete.
1958 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
1960 * dwarf2out.c (output_loc_list): Use an all ones mask for
1961 .text asm output and don't rely on long long
1962 literals. Reformat some long lines.
1964 2001-07-05 Andreas Jaeger <aj@suse.de>
1966 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
1969 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
1971 * dwarf2out.c (dwarf2out_define): Update comment.
1972 (dwarf2out_undef): Ditto.
1973 (dwarf2out_start_source_file): Ditto.
1974 (dwarf2out_end_source_file): Ditto.
1975 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
1976 since we never call the start/end debug hook for the primary file.
1978 2001-07-04 Kazu Hirata <kazu@hxi.com>
1980 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
1983 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
1985 * cppinit.c (remove_dup_dirs): Inform if a system include
1986 directory is being reordered.
1987 * doc/invoke.texi (Directory Options): GCC warns if you hide a
1989 * doc/cpp.texi (Search Paths): Likewise.
1990 * doc/gcc.texi (Interoperation): Remove information about
1993 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
1995 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
1996 (VARRAY_TOP_CHAR_PTR): Likewise.
1998 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2000 * gcc.c (process_command): Don't assign elements of a const char*.
2002 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2004 * emit-rtl.c (change_address): Don't abort if invalid address while
2005 reload is in progress.
2007 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2009 * c-lex.c (cb_file_change): Pass line number to
2010 debug_start_source_file.
2011 (cb_undefine): Pass correct line number to debug_undef.
2013 * toplev.c (debug_start_source_file): Add line number to
2014 parameters. Pass it along to dwarf2out_start_source_file.
2015 (decode_g_option): Stop resetting debug level back to normal when
2016 we change debug formats, unless the current level is
2017 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
2020 * toplev.h (debug_start_source_file): Add line number to
2023 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
2026 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
2028 Output debug_macinfo data for starting file if requested.
2029 (dwarf2out_end_source_file): Output debug_macinfo data for ending
2031 (dwarf2out_define): Output debug_macinfo data for defining a macro
2033 (dwarf2out_undef): Output debug_macinfo data for undefining a
2035 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
2036 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
2037 (macinfo_section_label): New. DWARF2 macro info section label.
2038 (dwarf2out_init): If we want macro info, output the start label
2040 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
2041 attribute to the compilation unit die pointing to the macro info.
2043 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2045 * dwarf2out.c (new_loc_list): Move to inside #ifdef
2046 DWARF2_DEBUGGING_INFO.
2047 (add_loc_descr_to_loc_list): Ditto.
2048 (output_loc_list): Ditto.
2049 Also, fix thinko in curr not being initialized.
2050 (gen_internal_sym): Ditto.
2052 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2054 * emit-rtl.c (replace_equiv_address): New function.
2055 * expr.h (replace_equiv_address): New declaration.
2056 * explow.c (validize_mem): Call it instead of change_address and
2057 also call if -fforce-addr and address is constant.
2058 * expr.c: Replace more calls to change_address with adjust_address
2059 and/or replace_equiv_address or to validize_mem.
2060 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
2061 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
2062 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2063 * config/i370/i370.md, config/i860/i860.md: Likewise.
2064 * config/i960/i960.md, config/mips/mips.c: Likewise.
2065 * config/mips/mips.md, config/pa/pa.md: Likewise.
2066 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
2067 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
2069 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2071 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
2073 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
2076 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
2078 * doc/include: New directory.
2079 * doc/fdl.texi: Move to doc/include/fdl.texi.
2080 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
2081 * doc/include/funding.texi, doc/include/gpl.texi: New files.
2082 * doc/gcc.texi: Use funding.texi and gpl.texi.
2083 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
2084 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
2085 Update dependencies and use -I $(docdir)/include.
2087 2001-07-04 Anthony Green <green@redhat.com>
2089 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
2091 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2093 * doc/install.texi (sparc64-*-*): Remove garbage.
2095 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
2097 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
2098 Fix typo in last change to use adjust_address.
2100 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2102 * doc/install.texi (Specific): Update information for *-*-solaris*.
2104 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2106 * explow.c (plus_constant_wide): Reinitialize Y for restart.
2108 2001-07-03 Stan Shebs <shebs@apple.com>
2110 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
2111 case for flag_no_mach_text_sections.
2112 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
2113 * config/darwin.c (flag_no_mach_text_sections): Remove.
2114 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
2116 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2118 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
2119 and avoid checking for constant as first operand.
2120 * recog.c (find_constant_term_loc): No longer static.
2121 (adj_offettable_operand): Delete.
2122 * rtl.h (adj_offsettable_operand): Delete declaration.
2123 (find_constant_term): Add declaration.
2124 * caller-save.c: Replace calls to adj_offsettable_operand with calls
2126 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
2127 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
2128 * config/i386/i386.c, config/i386/i386.md: Likewise.
2129 * config/i860/i860.c, config/i960/i960.c: Likewise.
2130 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
2131 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
2132 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
2133 * config/mips/mips.c, config/mips/mips.md: Likewise.
2134 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
2135 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
2136 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
2137 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
2138 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
2139 * config/ns32k/ns32k.md: Likewise.
2141 2001-07-03 Zack Weinberg <zackw@stanford.edu>
2143 * rtl.c (copy_rtx): Handle 'T' format letter.
2144 * gensupport.c (collect_insn_data): Likewise.
2145 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
2147 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
2149 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
2150 -B option. Use 'dir' not 'foo' as example directory name.
2152 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2154 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2155 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
2157 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2159 * doc/cppinternals.texi: Improve formatting and logical markup.
2161 2001-07-03 Andreas Jaeger <aj@suse.de>
2163 * Makefile.in (insn-recog.o): Add dependency on reload.h.
2165 * genrecog.c (write_header): Include reload.h for prototypes in
2168 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
2171 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
2172 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
2173 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
2174 i386_pe_valid_type_attribute_p): Add.
2175 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
2176 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
2178 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2180 * explow.c (plus_constant_wide, case LO_SUM): New case.
2181 (plus_constant_for_output_wide): Delete.
2182 * rtl.h (plus_constant_for_output): Delete.
2183 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
2184 instead of plus_constant_for_output.
2185 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
2186 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
2187 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
2188 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
2189 * config/sparc/sparc.md: Likewise.
2190 Convert some change_address calls to adjust_address.
2192 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2194 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
2195 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
2196 documentation of -std and -Wwrite-strings.
2198 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2200 * cse.c (canon_hash): Don't register registers in very small
2201 register classes, as extending their lifetime might cause
2204 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2206 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
2208 * flow.c (forwarder_block_p): Fix for fallthru blocks.
2209 (try_redirect_by_replacing_jump): Update properly the count
2210 and frequency information.
2212 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
2214 * toplev.c (dump_file_index): Move SSA dumps just after first
2216 (dump_file): Corresponding changes.
2217 (rest_of_compilation): Move SSA path to just after the first
2219 * doc/gcc.texi (Passes): Update due to movement of SSA path.
2220 * doc/invoke.texi: Update dump file #s as they were completely
2221 out of date with reality.
2223 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2225 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
2227 * expr.c (emit_move_insn_1): Deal with non-default
2230 * expr.c (emit_single_push_insn): Fix warning.
2232 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2234 * expr.c (emit_move_insn_1): Avoid modifying
2235 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
2237 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2239 * emit-rtl.c (adjust_address): New function.
2240 * expr.h (adjust_address): Add declaration.
2241 * builtins.c: Replace some calls to change_address with calls to it
2243 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
2244 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
2245 * config/arm/arm.c, config/convex/convex.c: Likewise.
2246 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2247 * config/i386/i386.c, config/i386/i386.md: Likewise.
2248 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
2249 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
2250 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
2251 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
2252 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
2254 2001-07-02 Jim Wilson <wilson@redhat.com>
2256 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
2258 2001-07-02 Steve Ellcey <sje@cup.hp.com>
2260 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
2261 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
2263 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2265 * cppinit.c (lang_defaults): New table.
2266 (set_lang): Just read from lang_defaults into the live options
2269 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2271 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
2272 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
2273 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
2275 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2277 * doc/install.texi: Various spelling and markup fixes.
2278 (Installing GCC): Component specific installation instructions are
2281 Warn about removing old install dir in the presence of shared libs.
2282 (Configuration): Invoke with options target to match configure
2284 Consistently refer to gas, gld pathnames.
2285 Invert --enable-multilib documentation.
2286 Remove references to old compiler versions.
2288 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2290 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
2292 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2294 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
2296 (Specific, mips*-sgi-irix5): Note IDO download.
2297 Reworded MIPS C hints.
2298 Use GNU as instead of GAS.
2300 Removed SGI Freeware reference, IRIX 6 only.
2301 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
2302 Note N64 library requirement/workaround.
2304 Complete list of structure passing bug victims.
2306 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2308 * doc/install.texi: Remove CVS Id.
2310 2001-07-02 Andreas Jaeger <aj@suse.de>
2312 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
2313 (find_inherently_necessary): Remove unused variable.
2315 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
2317 * c-common.h (TDI_inlined): New ast dump phase.
2318 (dump_flag_name): New function.
2319 * c-dump.c (dump_files): Add inlined phase.
2320 (dump_flag_name): Define.
2321 * doc/invoke.texi (-fdump-ast-inlined): Document.
2323 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2325 * stor-layout.c (layout_decl): Revert change to handling of alignment
2328 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2330 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
2333 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
2335 * doc/tm.texi (FUNCTION_ARG): Document that the last call
2338 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
2340 * tlink.c (recompile_files): Remove COMPILER_PATH and
2341 LIBRARY_PATH from the environment.
2343 2001-07-01 Zack Weinberg <zackw@stanford.edu>
2345 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
2346 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
2348 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
2350 * c-parse.in (OBJC_STRING): Kill.
2351 (objc_string): Decompose to [objc_string] '@' STRING.
2352 (reswords): Take the leading '@' off all the Objective C keywords.
2353 (objc_rid_sans_at): Kill.
2354 (init_reswords): Don't initialize it.
2355 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
2356 (_yylex): Kill reconsider label. Look ahead one token after
2357 an '@'; if we get an identifier, check whether it's an
2358 Objective C @-keyword. If so, return the keyword. Otherwise,
2359 put back the token and return the '@' as a terminal.
2361 * cpplib.c (lex_macro_node): Remove unnecessary check for
2362 leading '@' on identifier. Clarify control flow and commentary.
2364 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2366 * cse.c (new_label_ref): Variable deleted.
2367 (insert): Remove set of new_label_ref.
2368 (check_for_label_ref): New function.
2369 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
2371 See ChangeLog.5 for earlier changes.