1 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
8 * params.def: Change default max inline insns to 100.
10 2001-07-20 Diego Novillo <dnovillo@redhat.com>
12 * combine.c (combine_simplify_rtx): Generate a new shift operation
13 when simplifying the first operand of a (neg (ashift)) expression.
15 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
17 * regclass.c (N_REG_INTS): Use only 32 bits per element.
19 2001-07-20 Kelley Cook <kelley.cook@home.com>
21 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
22 information. Move rest into ...
23 (*-*-solaris): ... here. Eliminate redundant information and
24 reword necessary packages section. Delete 4.x assembler bug info.
25 (sparc-sun-*): Merge into ...
26 (sparc-sun-sunos*): here.
28 2001-07-20 Catherine Moore <clm@redhat.com>
30 * config/v850/v850.md (casesi): Generate LABEL_REF
33 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
35 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
36 * i386.c (ix86_zero_extend_to_Pmode): Make global.
37 * i386.md (strclrsi expander): Use it.
39 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
41 * integrate.c (copy_insn_list): handle
42 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
43 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
44 identically as to CODE_LABEL.
46 * fold-const (fold): Convert A/B/C to A/(B*C) and
49 * except.c (connect_post_landing_pads): Delete the RESX insns.
51 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
53 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
55 * config/mips/mips.md (nmadd/nmsub): Use macro.
57 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
59 * cppinit.c (remove_dup_dir): Make static.
60 (remove_dup_dirs): Make static. Only warn about preempting a
61 system directory with a non-system directory.
63 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
65 * ifcvt.c (noce_try_store_flag_constants): Correct order
66 of parameters to trunc_int_for_mode.
68 2001-07-19 Mark Mitchell <mark@codesourcery.com>
70 * reorg.c (fill_simple_delay_slots): If an instruction might throw
71 an exception that will be caught within this function, do not fill
72 its delay slot with any subsequent instruction.
74 2001-07-19 Steve Ellcey <sje@cup.hp.com>
76 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
77 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
78 pointer extension instruction.
79 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
80 * simplify-rtx.c (simplify_unary_operation) Likewise.
81 * explow.c (convert_memory_address) Check value of
82 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
84 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
85 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
86 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
88 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
89 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
91 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
93 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
94 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
95 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
97 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
99 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
100 old and new operands in `<', `3' and `b'.
102 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
104 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
105 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
106 (toplev.o): Don't depend on xcoffout.h.
107 * c-decl.c: Include debug.h
108 (duplicate_decls): Use debug hook.
109 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
110 (dbx_debug_hooks, xcoff_debug_hooks): Update.
111 (dbxout_types): Remove.
112 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
113 * debug.c (do_nothing_debug_hooks): Update.
114 (debug_true_tree, debug_nothing_rtx): New.
115 * debug.h (struct rtx_def): New.
116 (struct gcc_debug_hooks): New hooks ignore_block,
117 outlining_inline_function and label.
118 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
119 dwarf2out_frame_finish): New.
120 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
121 Make static, update prototype.
122 (dwarf2_debug_hooks): Update.
123 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
124 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
125 * dwarfout.c (dwarf_debug_hooks): Update.
126 * emit-rtl.c: Include debug.h.
127 (remove_unnecessary_notes): Use debug hook.
128 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
129 (final_scan_insn): Use debug hook.
130 * integrate.c (output_inline_function): Use debug hook.
131 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
132 (sdb_debug_hooks): Update.
133 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
134 * toplev.c: Don't include xcoffout.h.
135 (note_outlining_of_inline_function, debug_ignore_block): Remove.
136 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
138 * tree.h (dwarf2out_do_frame): Remove.
140 2001-07-19 Catherine Moore <clm@cygnus.com>
142 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
144 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
146 * reload1.c (eliminate_regs_in_insn): When updating a set
147 to the frame pointer to the hardware frame pointer, perform
148 the update always not just when REPLACE is set.
150 * reload1.c (choose_reload_regs): Don't inherit a reload
151 that crosses multiple registers if registers past the first
152 don't fit in the desired class.
154 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
155 when negating constants.
157 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
159 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
160 * doc/tree.texi: Ditto.
162 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
163 Jakub Jelinek <jakub@redhat.com>
165 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
166 (extract_cie_info): Handle "eh" augmentation properly,
168 (struct frame_state, __frame_state_for): New.
170 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
172 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
173 HANDLE_SYSV_PRAGMA): Define.
174 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
176 (copy_object): Caller changed.
178 2001-07-19 Andreas Schwab <schwab@suse.de>
180 * configure.in (assembler dwarf2 debug_line support): Define nop
182 * configure: Regenerated.
184 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
186 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
188 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
189 to conditionally compiled block.
190 (dbx_debug_hooks, xcoff_debug_hooks): Update.
191 * dbxout.h (dbxout_function): Remove.
192 * debug.c (do_nothing_debug_hooks): Update.
193 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
194 global_decl, deferred_inline_function.
195 * dwarf2out.c (dwarf2_debug_hooks): Update.
196 (dwarf2out_global_decl): New.
197 * dwarfout.c: Don't include dwarfout.h.
198 (dwarfout_global_decl, dwarfout_function_decl,
199 dwarfout_deferred_inline_function): New.
200 (dwarf_debug_hooks): Update.
201 * dwarfout.h: Remove.
202 * final.c: Don't include dwarfout.h.
203 * sdbout.c (sdbout_global_decl): New.
204 (sdbout_debug_hooks): Update.
205 * toplev.c: Don't include dwarfout.h.
206 (check_global_declarations, rest_of_compilation): Use new debug hooks.
207 (note_deferral_of_defined_inline_function): Remove.
208 * toplev.h (note_deferral_of_defined_inline_function): Remove.
209 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
210 * ch/lex.c: Don't include dwarfout.h.
211 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
212 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
213 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
214 * cp/optimize.c: Include debug.h.
215 (maybe_clone_body): Use debug hook.
216 * cp/semantics.c: Include debug.h.
217 (expand_body): Use debug hook.
218 * po/POTFILES.in: Remove dwarfout.h.
220 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
222 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
223 * c-parse.in (yyerror, _yylex): Similarly.
224 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
225 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
227 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
228 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
230 2001-07-18 Jeff Sturm <jsturm@one-point.com>
232 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
233 in-class declaration at -g1. Fixes c++/2814.
235 2001-07-18 Richard Henderson <rth@redhat.com>
237 * doc/md.texi (reload_in/out): Document restrictions in predicates
238 and constraints for these patterns. Document empty string matching
241 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
243 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
245 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
247 * cse.c: Undo my previous patch.
249 2001-07-18 Tom Tromey <tromey@redhat.com>
252 * configure: Rebuilt.
253 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
255 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
257 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
258 Jan Hubicka <jh@suse.cz>
260 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
261 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
262 * jump.c (mark_jump_label): Do not forward branches.
264 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
266 * cse.c (delete_trivially_dead_insns): Delete the libcall block
267 when return value is unused.
269 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
271 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
273 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
275 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
276 on error. We can't blindly return the result of
277 pthread_mutex_trylock because it returns a positive number on
278 error, while we must return -1 on error.
279 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
281 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
283 2001-07-18 Andreas Jaeger <aj@suse.de>
285 * integrate.c (output_inline_function): Correct type of debug_hooks.
287 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
289 * combine.c (combine_simplify_rtx): DIV can be treated
290 associatively for floats if unsafe math optimisations are enabled.
292 2001-07-17 Richard Henderson <rth@redhat.com>
294 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
296 2001-07-17 Richard Henderson <rth@redhat.com>
298 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
299 don't force the function address into a register.
300 (expand_call, emit_library_call_value_1): Update callers.
301 * builtins.c (expand_builtin_apply): Likewise.
302 * expr.h (prepare_call_address): Update decl.
304 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
306 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
308 * config/i386/chorus.h: Move up.
309 * config/sparc/chorus.h: Likewise.
310 * config/rs6000/chorus.h: Likewise.
311 * config/chorus.h: Moved here.
313 2001-07-17 Andreas Schwab <schwab@suse.de>
315 * configure.in (assembler eh_frame optimization): Handle big
317 * configure: Regenerated.
319 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
321 * expr.c (epxand_expr): Convert divisions into multiplications by
322 reciprocals if -ffast-math.
324 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
326 * dbxout.c (dbxout_really_begin_function): Rename to
327 dbxout_begin_function.
328 (dbx_debug_hooks, xcoff_debug_hooks): Update.
329 (dbxout_begin_function): Remove.
330 (dbxout_function): Update.
331 (dbxout_source_line): Update prototype.
332 * dbxout.h (dbxout_begin_function): Remove.
333 * debug.c (do_nothing_debug_hooks): Update.
334 (debug_nothing_tree): Update.
335 (debug_nothing_charstar_rtx): Remove.
336 * debug.h (union tree_node): Declare.
337 (struct rtx_def): Remove.
338 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
339 begin_function. Change source_line prototype.
340 (debug_nothing_tree): New.
341 (debug_nothing_charstar_rtx): Delete.
342 (dwarf2out_begin_prologue): Moved from ...
344 * dwarf2out.c (dwarf2_debug_hooks): Update.
345 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
346 debug info, call dwarf2out_source_line.
347 (dwarf2out_souce_line): Update prototype.
348 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
349 Change prototype, make static.
350 (dwarfout_source_line): Update prototype.
351 (dwarf_debug_hooks): Update.
352 * dwarfout.h (dwarfout_begin_function): Remove.
353 * final.c (final_start_function, final_scan_insn): Use appropriate
354 debug hooks, update to use notice_source_line.
355 (output_source_line): Rename notice_source_line. Don't call the
356 source_line debug hook.
357 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
358 make static, update prototype.
359 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
361 (sdbout_end_prologue): New.
362 (sdbout_source_line): Update prototype.
363 (sdbout_debug_hooks): Update.
364 (sdbout_symbol): Remove unused var.
365 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
367 * varasm.c: Include debug.h.
368 (assemble_start_function): Use begin_function debug_hook.
369 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
370 update with prototype.
371 (xcoffout_source_line): Update prototype.
372 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
374 (xcoffout_source_line): Update prototype.
376 2001-07-17 Richard Henderson <rth@redhat.com>
378 * c-typeck.c (build_binary_op): Do not shorten unsigned
379 right shift after sign extension.
381 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
383 * combine.c (combine_simplify_rtx): Attempt to simplify
384 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
386 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
387 (simplify_binary_operation, simplify_unary_operation,
388 simplify_relational_operation): Use it.
390 * combine.c (combine_simplify_rtx): Don't do associative law
391 on divisions; allow associative law on floats.
393 2001-07-17 H.J. Lu <hjl@gnu.org>
394 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
396 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
397 ASM_OUTPUT_WEAK_ALIAS are defined.
398 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
399 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
401 * config/mips/iris5.h: ... here.
402 (HANDLE_SYSV_PRAGMA): Defined as 1.
403 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
404 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
407 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
409 * c-parse.in (all_prefix_attributes): New variable.
410 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
411 (maybe_resetattrs): New production.
412 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
413 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
414 notype_initdcl, nested_function, notype_nested_function,
415 component_decl, components, components_notype,
416 component_declarator, component_notype_declarator,
417 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
418 ivars, mydecl, myparm): Update. Avoid prefix attributes just
419 after a comma being applied to more than one declarator.
420 * doc/extend.texi (Attribute Syntax): Update. Remove
421 documentation of bugs that are no longer present.
423 2001-07-13 Eric Christopher <echristo@redhat.com>
425 * config/mips/mips.h: Change TUNE_MIPS* options to use
427 (EXTRA_SPECS): Add cc1_cpu_spec.
428 * config/mips/mips.md (muldf3): Fix typo.
430 2001-07-16 Richard Henderson <rth@redhat.com>
432 * config/m68k/m68k.c: Include expr.h and reload.h.
433 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
434 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
436 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
437 Richard Henderson <rth@redhat.com>
439 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
440 (insn_live_p): Fix fall off end of function.
441 (dead_libcall_p): Remove COUNTS argument; update callers.
442 (delete_trivially_dead_insns): Remove unused variables.
444 2001-07-17 Andreas Jaeger <aj@suse.de>
446 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
449 * lcm.c (optimize_mode_switching): Avoid warning for unused
450 variable if !NORMAL_MODE.
452 * flow.c (try_crossjump_to_edge): Remove unused variable.
454 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
456 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
457 atexit declaration in stdlib.h.
459 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
461 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
463 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
465 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
466 * except.c (finish_eh_generation): Update call of cleanup_cfg;
467 do rebuild_jump_labels instead of jump_optimize
468 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
469 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
470 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
472 * flow.c: Include timevar.h
473 (find_basic_block): Push/pop timevar;
474 (cleanup_cfg): Likewise.
475 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
476 * Makefile: Add dependencies on timevar.h
478 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
479 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
481 * rtl.h (delete_trivially_dead_insns): Add new parameter.
482 * toplev.c (rest_of_compilation): Update calls.
483 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
484 (delete_trivially_dead_insns): ... here; accept new argument
485 preserve_basic_blocks; preserve basic blocks if set.
487 * reg-stack.c (stack_regs_mentioned): Return 0 if
488 stack_regs_mentioned_data is not initialized.
489 (reg_to_stack): Make stack_regs_mentioned survive after the
490 reg-stack is completted; do not call cleanup_cfg.
491 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
492 make cleanup_cfg after bb-reorder to output to debug file.
494 2001-07-16 Richard Henderson <rth@redhat.com>
496 * regclass.c (init_reg_sets): Use only 32 bits per initializer
497 from int_reg_class_contents.
499 2001-07-16 Richard Henderson <rth@redhat.com>
501 * hard-reg-set.h (regs_invalidated_by_call): Declare.
502 * regclass.c (regs_invalidated_by_call): Move from cse.c.
503 (init_reg_sets_1): Move initialization from cse_main.
504 * cse.c (regs_invalidated_by_call): Move to regclass.c.
505 (cse_main): Move its initialization also.
506 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
507 * flow.c (propagate_one_insn): Likewise.
508 * gcse.c (compute_hash_table): Likewise.
509 (compute_kill_rd, compute_store_table): Likewise.
510 * sched-deps.c (sched_analyze_1): Likewise.
512 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
514 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
517 2001-07-16 Steve Ellcey <sje@cup.hp.com>
519 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
520 in if statement so we don't access undefined memory.
522 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
524 * gcse.c: Update comment at top.
525 Update comment on mem handling.
526 mem_last_set, mem_first_set, mem_set_in_block: gone.
527 Declaration of reg_set_info: gone.
528 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
529 pointless with load_killed_in_block_p (they are *more*
530 conservative then it, not less, and less accurate).
531 (oprs_not_set_p): Ditto.
532 (alloc_gcse_mem): Don't allocate mem_set_in_block
533 (free_gcse_mem): Don't free it, either.
534 (record_last_mem_set_info): Update comment in front, remove
535 mem_*set_* stuff. Note the reason we don't handle stores directly
537 (compute_hash_table): Update comments to reflect reality. Remove
538 mem_*set_* references.
539 (reset_opr_set_tables): Remove mem_*set_* references.
541 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
542 (mark_clobber): Ditto (on both parts, we double set here too).
543 (expr_killed_p): Remove mem_set_in_block test.
544 (compute_transp): Remove mem_set_in_block test.
546 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
547 of edge, and removal of phi alternative to dump file.
548 (ssa_ccp_substitute_constants): Add note about register now being
549 constant, and which uses were replaced in what insns to dump file.
551 2001-07-16 Andreas Jaeger <aj@suse.de>
553 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
554 variables of type HOST_WIDEST_INT.
556 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
557 (__bb_exit_func): Correct type of count_max to avoid overflow.
558 (num_digits): Handle long long argument.
560 * combine.c (gen_lowpart_for_combine): Remove unused variable.
562 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
564 * output.h (sdb_begin_function_line): Restore as an extern
566 * sdbout.c (sdb_begin_function_line): Make extern.
568 2001-07-15 Richard Henderson <rth@redhat.com>
570 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
571 * genrecog.c (maybe_both_true_mode): New.
572 (maybe_both_true_2): Use it.
573 (write_switch): Don't put Pmode in a switch.
574 * rtl.c (mode arrays): Don't explicitly size them.
576 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
578 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
579 handling; move unconditional splitting before mode switching.
581 * i386.md (type): Add fistp type.
582 (i387, length_attr, scheduling definitions): Handle this type.
583 (fix_trunc?f?i2): Revamp to use mode switching.
584 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
585 * i386.h (fp_cw_mode): New enum
586 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
587 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
589 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
591 * Makefile.in (integrate.o): Add debug.h.
592 * integrate.c (debug.h): Add.
593 (output_inline_function): Save, reset, and restore debug_hooks.
595 2001-07-15 Richard Henderson <rth@redhat.com>
597 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
598 instead of COMPARE for the EQUIV expression.
600 2001-07-15 Richard Henderson <rth@redhat.com>
602 * flow.c (redirect_edge_and_branch_force): Initialize
603 global_live_at_start and global_live_at_end.
604 (allocate_bb_life_data): Export.
605 * basic-block.h (allocate_bb_life_data): Declare.
606 * toplev.c (rest_of_compilation): Call it.
608 2001-07-15 Richard Henderson <rth@redhat.com>
610 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
611 (alpha_tablejump_best_label): New.
612 * config/alpha/alpha-protos.h: Declare them.
613 * config/alpha/alpha.md: Use braced strings for code blocks.
614 (tablejump_osf): Break out add with r29.
615 (tablejump_osf_internal): Remove.
616 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
617 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
619 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
621 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
624 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
626 * i386-protos.h (ix86_split_fp_branch): Update prototype.
627 (ix86_fp_jump_nontrivial_p): New.
628 * i386.md (fp_jcc_?): Update call of split_fp_branch;
629 use ix86_fp_jump_nontrivial_p.
630 * i386.c (ix86_fp_jump_nontrivial_p): New.
631 (ix86_split_fp_branch): Accept code instead of rtx.
632 (ix86_expand_compare): Expand comparison early in case
633 doing so is resonably cheap.
635 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
637 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
639 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
640 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
642 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
644 * dbxout.c (dbxout_source_line): Make static, update prototype.
645 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
646 (dbxout_init, dbxout_finish, dbxout_source_line,
647 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
648 * dbxout.h (dbxout_source_line): Delete.
649 * debug.c (debug_nothing_file, debug_nothing_file_int,
650 debug_nothing_file_charstar_rtx): New.
651 (do_nothing_debug_hooks): Update.
652 (debug_nothing_void, debug_nothing_charstar_rtx,
653 dwarf2out_end_epilogue): New.
654 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
655 * debug.h (struct rtx_def): Declare.
656 (gcc_debug_hooks): New hooks source_line, end_epilogue
658 (debug_nothing_void, debug_nothing_charstar_rtx,
659 dwarf2out_end_epilogue): New.
660 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
661 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
662 (dwarf2_debug_hooks): Update.
663 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
664 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
665 * dwarf2out.h (dwarf2out_source_line): Remove.
666 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
667 Make static, update prototype.
668 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
669 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
670 (dwarf_debug_hooks): Update.
671 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
672 dwarfout_end_function): Remove.
673 * final.c (profile_function): Use debug hooks for ending functions
675 (output_source_line, final_end_function): Update prototype,
677 (final_start_function, final_scan_insn): Update.
678 * output.h (sdb_begin_function_line): Remove.
679 (final_end_function): Update prototype.
680 * sdbout.c (sdb_begin_function_line): Make static.
681 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
682 (sdbout_source_line): New.
683 (sdbout_end_epilogue, sdbout_end_function): Make static, update
685 (sdb_debug_hooks): Update.
686 (sdbout_init, sdbout_source_line,
687 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
688 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
689 * toplev.c (compile_file, rest_of_compilation): Update.
690 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
691 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
692 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
693 Update for prototype changes.
694 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
695 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
697 2001-07-15 Richard Henderson <rth@redhat.com>
699 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
700 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
701 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
702 * config/alpha/alpha.c: Likewise.
703 * config/alpha/alpha.md: Likewise.
704 * config/alpha/alpha32.h: Likewise.
705 * config/alpha/vms.h: Likewise.
708 2001-07-14 Richard Henderson <rth@redhat.com>
710 * config/alpha/alpha.md: Use define_constants for unspec values.
711 Substitute throughout.
713 2001-07-14 Tim Josling <tej@melbpc.org.au>
715 * tree.def (EXPON_EXPR) remove. Never supported anyway.
717 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
719 * pa.md: Remove unused constraints from define_split's.
721 2001-04-14 Richard Henderson <rth@redhat.com>
723 * ifcvt.c (find_cond_trap): Test for exit block.
725 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
727 Re-install recently reverted patch.
728 * emit-rtl.c (try_split): Update mark_jump_label call.
729 * flow.c (find_sub_basic_blocks): Likewise.
730 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
732 (mark_all_labels): Kill second parameter.
733 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
734 (rebuild_jump_labels, jump_optimize_minimal): Update call
736 (jump_optimize_1): Kill crossjumping code.
737 (mark_jump_label): Kill cross_jump parameter.
738 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
739 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
740 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
742 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
744 (dump_file_info): Likewise.
745 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
746 reorganize passes to do reg-stack first, bb-reorder second.
747 * invoke.texi (-d letters doc): Remove the jump2 pass.
749 2001-07-14 Richard Henderson <rth@redhat.com>
751 * ifcvt.c (find_cond_trap): New.
752 (find_if_header): Call it.
753 (merge_if_block): Relax existing jump sanity check.
754 * jump.c (jump_optimize_1): Remove conditional trap handling.
756 2001-07-14 Alan Modra <amodra@bigpond.net.au>
758 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
760 (insn_refs_are_delayed): Correct comment.
761 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
762 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
763 instead of r31. Make associated insn !TARGET_64BIT, and
764 provide an additional 64-bit insn that clobbers r2.
770 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
772 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
774 * flow.c (redirect_edge_and_branch_force, split_edge,
775 try_crossjump_to_edge): Use set_block_for_new_insns.
776 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
778 2001-07-13 H.J. Lu (hjl@gnu.org)
780 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
783 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
785 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
787 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
789 * c-common.c (decl_attributes): Take a pointer to the node to
790 which attributes are to be attached, and a flags argument.
791 * c-common.h (enum attribute_flags): New.
792 (decl_attributes): Update prototype.
793 * c-decl.c (start_decl, push_parm_decl, finish_struct,
794 finish_enum, start_function): Update calls to decl_attributes.
795 * c-parse.in (component_declarator, component_notype_declarator,
796 label): Update calls to decl_attributes.
798 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
800 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
801 * config/avr/avr.c (legitimate_address_p): Return value changed
802 from letter to register classes. For better debugging.
804 2001-07-13 Kazu Hirata <kazu@hxi.com>
806 * jump.c (reversed_comparison_code_parts): Fix comment typos.
808 2001-07-13 H.J. Lu (hjl@gnu.org)
810 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
812 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
814 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
815 correctly for shared configurations.
816 * config/t-libgcc-pic: New.
817 * config/{i386,m68k,sparc}/t-openbsd: New.
818 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
819 Support -shared. Support debugging libraries with -g.
820 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
821 frame information does not emit pointer diffs.
822 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
825 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
827 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
829 2001-07-13 David Edelsohn <edelsohn@gnu.org>
831 * combine.c (try_combine): Ensure const_int pow2 is positive.
833 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
835 * config.gcc: Add configuration for s/390.
836 * config/s390/s390.c: New. Subroutines for code generation.
837 * config/s390/s390.h: New. Definitions for s/390.
838 * config/s390/s390-protos.h: New. Prototypes.
839 * config/s390/linux.h: New. Definitions for linux for s/390.
840 * config/s390/linux64.h: New. Definitions for linux for zSeries.
841 * config/s390/t-linux: New. Makefile fragment.
842 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
843 * config/s390/fixdfdi.h: New. Fix L_fix*di.
845 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
847 * emit-rtl.c (try_split): Update mark_jump_label call.
848 * flow.c (find_sub_basic_blocks): Likewise.
849 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
851 (mark_all_labels): Kill second parameter.
852 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
853 (rebuild_jump_labels, jump_optimize_minimal): Update call
855 (jump_optimize_1): Kill crossjumping code.
856 (mark_jump_label): Kill cross_jump parameter.
857 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
858 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
859 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
861 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
863 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
864 reorganize passes to do reg-stack first, bb-reorder second.
865 * invoke.texi (-d letters doc): Remove the jump2 pass.
867 2001-07-12 Steve Ellcey <sje@cup.hp.com>
869 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
871 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
873 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
875 (verify_flow_info): Make diagnostics prettier.
877 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
879 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
881 * flow.c (outgoing_edges_match): Return early if condition reversal
884 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
886 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
887 (mips_move_2words): When splitting a move into two instructions,
888 prefix the second address operand with '%D'.
890 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
892 * Makefile.in (final.o): Depend on debug.h.
893 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
894 (dbx_debug_hooks): Add new hooks.
895 (xcoff_debug_hooks): New.
896 * debug.c (debug_nothing_file_int_int): New.
897 (do_nothing_debug_hooks): Update.
898 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
899 (debug_nothing_file_int_int): New.
900 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
901 static, update prototype.
902 (dwarf2_debug_hooks): Update.
903 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
904 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
905 static, update prototype.
906 (dwarf_debug_hooks): Update.
907 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
908 * final.c: Include debug.h.
909 (final_scan_insn): Use debug hooks when beginning and ending blocks.
910 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
911 static, update prototype.
912 (sdb_debug_hooks): Update.
913 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
914 * toplev.c: Distinguish between xcoff and dbx.
916 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
917 Call all debug hooks, not just dwarf ones.
919 2001-07-11 Timothy Wall <twall@redhat.com>
921 * config.gcc: Add configuration for AIX5/IA64.
922 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
923 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
924 support prefix/suffix code.
925 * config/ia64/t-aix: New. Makefile fragment.
926 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
928 2001-07-11 Kazu Hirata <kazu@hxi.com>
930 * recog.c (validate_change): Fix a comment typo.
932 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
934 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
935 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
937 * dbxout.c (dbx_debug_hooks): Add new hooks.
938 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
940 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
942 * dbxout.h (dbxout_start_new_source_file,
943 dbxout_resume_previous_source_file): Delete.
944 * debug.c (do_nothing_debug_hooks): Add new hooks.
945 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
946 (debug_nothing_int_charstar, debug_nothing_int): New.
947 * debug.h (gcc_debug_hooks): New hooks define, undef,
948 start_source_file and end_source_file.
949 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
950 (debug_nothing_int_charstar, debug_nothing_int): New.
951 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
952 the conditionally compiled section.
953 (dwarf2out_start_source_file, dwarf2out_end_source_file,
954 dwarf2out_define, dwarf2out_undef): Make static.
955 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
956 dwarf2out_define, dwarf2out_undef): Remove.
957 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
958 (dwarfout_start_source_file, dwarfout_end_source_file,
959 dwarfout_define, dwarfout_undef): Make static.
960 (dwarfout_start_source_file_check,
961 dwarfout_end_source_file_check): New.
962 (dwarfout_define, dwarfout_finish): Update.
963 * dwarfout.h (dwarfout_start_new_source_file,
964 dwarfout_resume_previous_source_file, dwarfout_define,
965 dwarfout_undef): Remove.
966 * sdbout.c (sdb_debug_hooks): Add new hooks.
967 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
969 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
970 make static, take an arg.
971 * sdbout.h (sdbout_start_new_source_file,
972 sdbout_resume_previous_source_file): Delete.
973 * toplev.c (debug_start_source_file, debug_end_source_file,
974 debug_define, debug_undef): Delete.
975 * toplev.h (debug_start_source_file, debug_end_source_file,
976 debug_define, debug_undef): Delete.
978 * java/jcf-parse.c: Include debug.h.
979 (parse_class_file): Update to use debug hooks directly.
980 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
982 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
984 * alias.c (set_mem_alias_set): New function.
985 * rtl.h (set_mem_alias_set): Declare it.
986 * builtins.c (expand_builtin_return_addr): Call it instead of
987 using MEM_ALIAS_SET accessor.
988 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
989 (get_memory_rtx, expand_builtin_va_arg): Likewise.
990 (expand_builtin_va_copy):Likewise.
991 * caller-save.c (setup_save_areas): Likewise.
992 * calls.c (compute_argument_addresses): Likewise.
993 * explow.c (set_mem_attributes): Likewise.
994 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
995 (expand_assignment, store_constructor_field, store_field): Likewise.
996 (expand_expr_unaligned): Likewise.
997 * function.c (assign_stack_temp_for_type): Likewise.
998 (put_reg_into_stack, gen_mem_addressof): Likewise.
999 * ifcvt.c (noce_try_cmove_arith): Likewise.
1000 * reload1.c (reload, alter_reg): Likewise.
1001 * config/alpha/alpha.c (get_aligned_mem): Likewise.
1002 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
1003 (alpha_expand_unaligned_store): Likewise
1004 (alpha_expand_unaligned_load_words): Likewise.
1005 (alpha_expand_unaligned_store_words): Likewise.
1006 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
1007 (alpha_expand_epilogue): Likewise.
1008 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
1009 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
1010 * config/i386/i386.c (legitimize_pic_address): Likewise.
1011 * config/i960/i960.c (setup_incoming_varargs): Likewise.
1012 * config/ia64/ia64.c (spill_restore_mem): Likewise.
1013 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
1014 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
1015 * config/mips/mips.c (mips_va_arg): Likewise.
1016 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1017 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1018 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1019 (setup_incoming_varargs, rs6000_va_arg): Likewise.
1020 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
1021 (rs6000_emit_epilogue): Likewise.
1022 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
1023 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1024 * config/v850/v850.c (v850_va_arg): Likewise.
1026 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1028 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
1029 when fallthru edge is present.
1030 (mege_blocks): Handle case where creation of jump insn
1033 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
1034 CLEANUP_POST_REGSTACK): New constants.
1035 * except.c (finish_eh_generation): Update call of cleanup_cfg,
1036 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
1037 * output.h (cleanup_cfg): Update prototype.
1038 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
1039 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
1040 cleanup_cfg call; kill missleading comment.
1041 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
1042 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
1043 parameter; control optimizations performed using it.
1044 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1045 try_crossjump_bb): New functions.
1047 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1049 * pa.c (pa_output_function_prologue): Delete prototype. Make function
1051 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
1052 pa_output_function_prologue.
1053 * pa-protos.h (pa_output_function_prologue): New prototype.
1055 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1057 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
1058 and low to get correct sign extension in low+high test.
1060 2001-07-11 Janis Johnson <janis@us.ibm.com>
1062 * gcov.c (arcdata): Use gcov_type to fix branch percentage
1063 for large hit count.
1065 * profile.c (branch_prob): Fix .bbg info for computed gotos
1068 2001-07-11 Mark Mitchell <mark@codesourcery.com>
1070 * stmt.c (parse_output_constraint): New function, split out
1072 (expand_asm_operands): ... here. Use parse_output_constraint.
1073 * tree.h (parse_output_constraint): Declare it.
1075 2001-07-11 Richard Henderson <rth@redhat.com>
1077 * bitmap.c: Comment some functions; fiddle whitespace.
1078 (bitmap_free): Don't export.
1079 (bitmap_element_allocate): Use memset.
1080 * bitmap.h (bitmap_free): Don't declare.
1082 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
1084 * gcse.c, lcm.c, sched-deps.c:
1085 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
1087 * flow.c (flow_loops_find): Free dom if we found no loops, since
1088 we aren't going to save it.
1090 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
1093 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
1095 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
1097 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1099 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
1100 #ifndef DWARF2_DEBUGGING_INFO.
1102 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1104 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
1106 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1108 * config/mips/mips.c (gen_int_relational): Tell the caller not to
1109 reverse a branch if a NE comparison is implemented with GTU.
1111 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1112 H.J. Lu <hjl@gnu.org>
1114 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
1116 (call_internal2): Likewise.
1117 (call_value_internal1): Likewise.
1118 (call_value_internal2): Likewise.
1119 (call_value_multiple_internal1): Likewise.
1120 (call_value_multiple_internal2): Likewise.
1122 2001-07-10 Kazu Hirata <kazu@hxi.com>
1124 * calls.c (emit_library_call_value_1): Fix a comment typo.
1125 * dwarf2out.c (mem_loc_descriptor): Likewise.
1126 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
1128 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
1130 * simplify-rtx.c (simplify_subreg): Fix typo in comment
1132 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1134 * recog.c (offsettable_address_p): Handle LO_SUM case.
1135 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
1136 instead of plus_constant.
1138 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1140 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
1141 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
1143 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1145 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
1146 adjust_address_nv instead of plus_constant.
1148 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
1150 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
1151 dwarf2out.o): Depend on debug.h, wrap long lines.
1152 * dbxout.c: Include debug.h.
1153 (dbx_debug_hooks): New.
1154 (dbxout_init): Make static, take just 2 args.
1155 (dbxout_finish): Make static.
1156 * dbxout.h (dbxout_init, dbxout_finish): Delete.
1157 * debug.c: New file.
1158 * debug.h: New file.
1159 * dwarf2out.c: Include debug.h.
1160 (dwarf2_debug_hooks): New.
1161 (dwarf2out_init): Make static.
1162 (dwarf2out_finish): Make static, take 2 args.
1163 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
1164 * dwarfout.c: Include debug.h.
1165 (dwarf_debug_hooks): New.
1166 (dwarfout_init): Make static.
1167 (dwarfout_finish): Make static, take 2 args.
1168 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
1169 * sdbout.c: Include debug.h.
1170 (sdb_debug_hooks): New.
1171 (sdbout_init): Make static, take 2 args.
1172 * sdbout.h (sdbout_init): Delete.
1173 * toplev.c: Include debug.h.
1175 (compile_file): Set deubg_hooks based on command line options.
1176 Use the hooks unconditionally rather than conditional compilation.
1178 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
1180 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
1181 first_insn_after_basic_block_note instead.
1183 * df.c (df_bb_refs_unlink): #if 0 out for now.
1185 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
1187 * ssa.h: Add prototype for ssa_const_prop
1188 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
1189 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
1190 (ssa_fast_dce): Remove unused variable
1192 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1194 * diagnostic.c (finish_diagnostic): Rename to
1195 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
1198 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
1200 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
1203 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
1204 (dump_file): Only pad the demangled name with spaces if the
1205 mangled name was padded with spaces.
1207 2001-07-10 Bernd Schmidt <bernds@redhat.com>
1209 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
1212 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1214 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
1215 extraction if no direct load if either EXPAND_CONST_ADDRESS or
1218 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
1219 whether can put offset inside LO_SUM to check mode alignment, not size.
1221 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1223 * doc/tm.texi (Misc): Fix thinko.
1225 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
1227 * regmove.c (replace_in_call_usage): Fix warnings.
1228 * sched-deps.c (add_dependence): Fix warnings.
1229 * simplify-rtx.c (simplify_subreg): Likewise.
1230 Return NULL_RTX instead of NULL.
1232 * reg-stack.c (emit_swap_insn): Eliminate warnings.
1233 (subst_asm_stack_regs): Likewise.
1235 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
1238 * dwarf2out.c (output_call_frame_info): Declare i as int.
1239 (build_abbrev_table): Declare n_alloc as int.
1240 (dwarf2out_finish): Initialize die.
1241 * except.c: Declare sjlj_funcdef_number as unsigned.
1242 (connect_post_landing_pads): Declare j as unsigned.
1243 (convert_to_eh_region_ranges): Initialize call_site.
1244 (output_function_exception_table): Initialize tt_format_size.
1245 * expr.c (move_by_pieces_1): Initialize to1.
1246 (store_constructor): Initialize minelt and maxelt.
1247 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
1248 * function.c (instantiate_decls): Avoid signed/unsigned warning.
1250 * c-decl.c (combine_parm_decls): Unused, remove.
1251 * c-tree.h: Remove prototype for combine_parm_decls.
1253 * reload.c (push_reload): Fix warning.
1254 (regno_clobbered_p): Likewise.
1255 * reload1.c (replace_pseudos_in_call_usage): Likewise.
1256 (reload_combine): Likewise.
1258 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
1259 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
1261 * bitmap.c (bitmap_operation): Change user.
1262 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
1264 2001-07-10 Eric Christopher <echristo@redhat.com>
1266 * config/mips/mips.c (override_options): Fix typo.
1268 2001-07-09 Stan Shebs <shebs@apple.com>
1270 * target.h (struct gcc_target): New fields init_builtins and
1272 * target-def.h (TARGET_INIT_BUILTINS): New macro.
1273 (TARGET_EXPAND_BUILTIN): New macro.
1274 (TARGET_INITIALIZER): Add them.
1275 * builtins.c: Include target.h.
1276 (expand_builtin): Use targetm.expand_builtin.
1277 (default_init_builtins): New function.
1278 (default_expand_builtin): New function.
1279 * expr.h (default_init_builtins): Declare.
1280 (default_expand_builtin): Declare.
1281 * c-common.c (c_common_nodes_and_builtins): Use
1282 targetm.init_builtins.
1283 * defaults.h (MD_INIT_BUILTINS): Remove.
1284 * Makefile.in (builtins.o): Depend on target.h.
1286 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
1287 (TARGET_EXPAND_BUILTIN): Define.
1288 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
1289 (MD_EXPAND_BUILTIN): Remove.
1291 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
1292 (TARGET_EXPAND_BUILTIN): Define.
1293 (c4x_init_builtins): Make endlink arg a local.
1294 (c4x_print_operand): Fix typos in adjust_address usages.
1295 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
1296 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
1297 (MD_EXPAND_BUILTIN): Remove.
1299 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
1300 (TARGET_EXPAND_BUILTIN): Define.
1301 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
1302 (ix86_init_builtins): Call new function only if TARGET_MMX.
1303 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
1304 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
1305 (MD_EXPAND_BUILTIN): Remove.
1307 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
1308 (TARGET_EXPAND_BUILTIN): Define.
1309 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
1310 (MD_EXPAND_BUILTIN): Remove.
1312 * doc/tm.texi: Document these changes.
1314 2001-07-09 Diego Novillo <dnovillo@redhat.com>
1316 * basic-block.h (tree_node): Forward declare if needed.
1317 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
1318 (BLOCK_HEAD_TREE): Define.
1319 (BLOCK_END_TREE): Define.
1320 (struct loops): Rename field 'tree' to 'tree_root'.
1321 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
1323 (flow_loops_tree_build): Rename reference to field 'tree' to
1325 (flow_loops_level_compute): Ditto.
1326 * predict.c (estimate_bb_frequencies): Ditto.
1327 * tree.h (struct tree_common): Add field 'aux'.
1329 2001-07-09 Stan Shebs <shebs@apple.com>
1331 * config/darwin.c (darwin_encode_section_info): Don't mark any
1332 DECL_EXTERNAL node as defined.
1334 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1336 * pa.c (pa_init_machine_status, pa_mark_machine_status,
1337 pa_free_machine_status, hppa_init_pic_save): Delete.
1338 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
1339 (hppa_profile_hook): Use hppa_pic_save_rtx.
1340 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
1341 hppa_init_pic_save): Delete.
1342 (hppa_pic_save_rtx): Declare.
1343 * pa.md (call, call_value, sibcall, sibcall_value,
1344 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
1346 2001-07-09 Kazu Hirata <kazu@hxi.com>
1348 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
1349 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
1351 2001-07-09 Andreas Jaeger <aj@suse.de>
1353 * output.h: Add declaration of final_forward_branch_p.
1355 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
1357 * varray.c: Include errors.h for internal_error and trim_filename
1360 * Makefile.in (varray.o): Add errors.h.
1362 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
1364 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
1365 * optabs.c (have_add2_insn): Check whether the add insn chosen
1366 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
1367 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
1369 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
1371 * Makefile.in (OBJS): Add ssa-ccp.o
1372 (ssa-ccp.o): Add dependencies.
1373 * toplev.c (DFI_ssa_ccp): New dump file enum.
1374 (dump_file): Add entry for dumping after SSA CCP.
1375 (flag_ssa_ccp): New flag variable.
1376 (f_options): Add -fssa-ccp.
1377 (rest_of_compilation): Run SSA CCP if requested.
1378 * timevar.def (TV_SSA_CCP): New timevar.
1379 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
1380 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
1381 Fix minor typo in SSA DCE documentation.
1382 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
1383 Add documentation for new dump option. Renumber dump files
1386 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1388 * emit-rtl.c (gen_highpart_mode): New.
1389 * rtl.h (gen_highpart_mode): Declare.
1390 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
1391 operand can be VOIDmode constant.
1393 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1395 * flow.c (redirect_edge_and_branch_force): New.
1396 (can_fallthru): Ensure that basic blocks are succeeding.
1397 (try_optimize_cfg): Do not delete basic block if it is the last one.
1399 * flow.c (try_redirect_by_replacing_jump): Do not remove
1400 jumps with side effects, unlink chain on fallthru edge;
1401 set block for new jump instruction; avoid basic block to
1402 over by line number note.
1404 * flow.c (try_simplify_condjump): Verify that the condjump
1405 is not always falling trought.
1408 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
1410 * flow.c (forwarder_block_p): Fix for fallthru blocks.
1411 (try_redirect_by_replacing_jump): Update properly the count
1412 and frequency information.
1414 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1416 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
1417 address that is a LO_SUM specially.
1418 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
1420 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
1422 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
1423 (operand_subword): Use them.
1424 (change_address_1): Renamed from change_address; new arg VALIDATE.
1425 * expr.h: Reflect above changes; change_address now macro.
1426 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
1428 * cselib.c (add_mem_for_addr): Likewise.
1429 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
1430 * regmove.c (try_apply_stack_adjustment): Likewise.
1431 * reload.c (push_reload, make_memloc): Likewise.
1432 * reload1.c (eliminate_regs): Likewise.
1433 * simplify-rtx.c (simplify_replace_rtx): Likewise.
1434 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
1436 * combine.c (make_extraction, simplify_shift_const): Likewise.
1437 (gen_lowpart_for_combine): Likewise.
1438 * cse.c (gen_lowpart_if_possible): Likewise.
1439 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
1440 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
1441 * optabs.c (gen_move_insn): Likewise.
1442 * reload1.c (alter_reg): Likewise.
1443 * simplify-rtx.c (simplify_subreg): Likewise.
1444 * stmt.c (expand_anon_union_decl): Likewise.
1445 * recog.c (validate_replace_rtx_1): Likewise.
1447 * Makefile.in (recog.o): Add $(EXPR_H).
1448 * explow.c (stabilize): Call replace_equiv_address.
1449 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
1450 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
1452 2001-07-03 Andrew Haley <aph@redhat.com>
1454 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
1455 the mode of the memory location.
1457 2001-07-09 Bo Thorsen <bo@suse.co.uk>
1459 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
1461 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
1463 * final.c (output_addr_const): Use target opening and
1464 closing parentheses.
1465 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
1466 defaults, add to TARGET_ASM_OUT.
1467 * target.h (struct gcc_target): Add open_paren and close_paren.
1468 * doc/md.texi: Update.
1469 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
1470 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
1471 TARGET_ASM_CLOSE_PAREN.
1472 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1474 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1476 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1477 * config/a29k/a29k.h: Similarly.
1478 * config/alpha/alpha.h: Similarly.
1479 * config/arc/arc.h: Similarly.
1480 * config/arm/aof.h: Similarly.
1481 * config/arm/aout.h: Similarly.
1482 * config/avr/avr.h: Similarly.
1483 * config/c4x/c4x.h: Similarly.
1484 * config/clipper/clipper.h: Similarly.
1485 * config/convex/convex.h: Similarly.
1486 * config/d30v/d30v.h: Similarly.
1487 * config/dsp16xx/dsp16xx.h: Similarly.
1488 * config/elxsi/elxsi.h: Similarly.
1489 * config/fr30/fr30.h: Similarly.
1490 * config/h8300/h8300.h: Similarly.
1491 * config/i370/i370.h: Similarly.
1492 * config/i386/i386.h: Similarly.
1493 * config/i860/i860.h: Similarly.
1494 * config/i960/i960.h: Similarly.
1495 * config/ia64/ia64.h: Similarly.
1496 * config/m32r/m32r.h: Similarly.
1497 * config/m68hc11/m68hc11.h: Similarly.
1498 * config/m68k/m68k.h: Similarly.
1499 * config/m88k/m88k.h: Similarly.
1500 * config/mcore/mcore.h: Similarly.
1501 * config/mips/mips.h: Similarly.
1502 * config/mn10200/mn10200.h: Similarly.
1503 * config/mn10300/mn10300.h: Similarly.
1504 * config/ns32k/ns32k.h: Similarly.
1505 * config/pa/pa.h: Similarly.
1506 * config/pdp11/pdp11.h: Similarly.
1507 * config/pj/pj.h: Similarly.
1508 * config/romp/romp.h: Similarly.
1509 * config/rs6000/rs6000.h: Similarly.
1510 * config/sh/sh.h: Similarly.
1511 * config/sparc/sparc.h: Similarly.
1512 * config/v850/v850.h: Similarly.
1513 * config/vax/vax.h: Similarly.
1514 * config/we32k/we32k.h: Similarly.
1516 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
1518 * doc/c-tree.texi: Document representation of attributes.
1520 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1522 * doc/tm.texi: Update some places for the rename of target to
1525 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1527 * target.h (struct gcc_target): Add insert_attributes.
1528 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
1529 (TARGET_INITIALIZER): Update.
1530 * tree.c, tree.h (default_insert_attributes): New function.
1531 Update comments on other default functions to refer to targetm,
1533 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
1534 TARGET_INSERT_ATTRIBUTES.
1535 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
1536 * c-common.c (decl_attributes): Use targetm.insert_attributes.
1537 Don't use PRAGMA_INSERT_ATTRIBUTES.
1538 * Makefile.in (c-common.o): Depend on $(TARGET_H).
1539 * c-decl.c (start_decl, start_function): Don't call
1540 SET_DEFAULT_DECL_ATTRIBUTES.
1541 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1542 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
1544 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
1545 (c4x_check_attribute): Avoid modifying attribute list itself.
1546 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
1548 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
1549 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
1551 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
1552 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
1554 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1555 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
1557 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
1558 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
1559 Adjust parameters. Make static.
1561 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1563 * c-common.c (decl_attributes): Only take a single attributes
1565 * c-common.h (decl_attributes): Update prototype.
1566 * c-decl.c (start_decl, start_function): Only take a single
1567 attributes parameter. Update calls to decl_attributes.
1568 (finish_struct, finish_enum): Update calls to decl_attributes.
1569 (push_parm_decl): Expect unified list of attributes. Update call
1571 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
1572 notype_nested_function, component_declarator,
1573 component_notype_declarator, label): Update calls to
1575 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
1576 lists that are passed to push_parm_decl.
1577 * c-tree.h (start_function, start_decl): Update prototypes.
1578 * config/sh/sh-protos.h, config/sh/sh.c
1579 (sh_pragma_insert_attributes): Only take a single attributes
1581 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
1582 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
1583 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
1584 build_module_descriptor, generate_static_references,
1585 generate_strings, build_selector_translation_table,
1586 generate_descriptor_table, generate_protocols,
1587 generate_ivars_list, generate_dispatch_table,
1588 generate_protocol_list, generate_category,
1589 generate_shared_structures, really_start_method, add_objc_decls,
1590 generate_classref_translation_entry): Update calls to start_decl
1592 (build_tmp_function_decl, start_method_def): Unify attribute lists
1593 that are passed to push_parm_decl.
1595 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
1597 * final.c (no_asm_to_stream): New.
1598 (final_scan_insn): Use target structures for prologue ends
1599 and epilogue starts.
1600 * output.h (no_asm_to_stream): New.
1601 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
1602 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
1603 (TARGET_ASM_OUT): Update.
1604 * target.h (struct gcc_target): New members function_end_prologue
1605 and function_begin_epilogue.
1606 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
1607 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
1608 * config/alpha/alpha.c (output_end_prologue): Rename to
1609 alpha_output_function_end_prologue. Use in target struct
1611 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
1612 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
1613 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
1614 ia64_output_function_end_prologue. Use in target struct
1616 (ia64_function_prologue, ia64_funciton_epilogue): Rename
1617 mistyped prototypes.
1618 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
1619 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
1621 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
1622 an use in target struct, make static.
1623 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
1626 2001-07-08 Richard Henderson <rth@redhat.com>
1628 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
1630 2001-07-08 Richard Henderson <rth@redhat.com>
1632 * config/i386/i386.md: Remove constraints strings from define_split
1633 and define_peephole2 patterns.
1634 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
1635 (eh_return): Use them.
1637 2001-07-08 Richard Henderson <rth@redhat.com>
1639 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
1640 Document MD_FALLBACK_FRAME_STATE_FOR.
1642 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1644 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
1645 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
1647 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
1649 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
1651 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
1652 of the label inside NAME as opposed to just the end of NAME.
1654 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
1656 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
1657 * config/alpha/alpha.c (alpha_init_machine_status,
1658 alpha_mark_machine_status, alpha_free_machine_status): Delete.
1659 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
1660 (vms_valid_decl_attribute_p): Make static, conditionally compile.
1661 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
1663 2001-07-06 Stan Shebs <shebs@apple.com>
1665 * target.h (targetm): Rename global from "target", so as not to
1666 conflict with local variables.
1668 * c-typeck.c: Ditto.
1672 * cp/decl2.c: Ditto.
1673 * cp/typeck.c: Ditto.
1674 * 1750a/1750a.c: Ditto.
1675 * a29k/a29k.c: Ditto.
1679 * clipper/clipper.c: Ditto.
1680 * convex/convex.c: Ditto.
1681 * d30v/d30v.c: Ditto.
1682 * dsp16xx/dsp16xx.c: Ditto.
1683 * elxsi/elxsi.c: Ditto.
1684 * fr30/fr30.c: Ditto.
1685 * h8300/h8300.c: Ditto.
1686 * i370/i370.c: Ditto.
1687 * i386/i386.c: Ditto.
1688 * i860/i860.c: Ditto.
1689 * i960/i960.c: Ditto.
1690 * ia64/ia64.c: Ditto.
1691 * m32r/m32r.c: Ditto.
1692 * m68hc11/m68hc11.c: Ditto.
1693 * m68k/m68k.c: Ditto.
1694 * m88k/m88k.c: Ditto.
1695 * mips/mips.c: Ditto.
1696 * ns32k/ns32k.c: Ditto.
1698 * pdp11/pdp11.c: Ditto.
1699 * romp/romp.c: Ditto.
1700 * rs6000/rs6000.c: Ditto.
1702 * sparc/sparc.c: Ditto.
1704 * we32k/we32k.c: Ditto.
1705 * doc/tm.texi: Update the manual to match.
1707 2001-07-06 Richard Henderson <rth@redhat.com>
1709 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
1710 DWARF2_UNWIND_INFO not just whether it is defined.
1712 2001-07-06 Diego Novillo <dnovillo@redhat.com>
1714 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
1715 call to simplify_binary_operation returns a new pattern.
1717 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1719 * glimits.h (__SHRT_MAX__): New.
1720 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
1721 (SHRT_MAX): Define in terms of __SHRT_MAX__.
1723 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
1725 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
1728 2001-07-06 Richard Henderson <rth@redhat.com>
1730 * bitmap.c (bitmap_release_memory): Move adjacent to the
1731 allocation functions.
1732 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
1733 the implementation. Binary search for the set bit.
1734 (bitmap_union_of_diff): Allocate the temporary on the stack
1735 instead of using xmalloc.
1737 2001-07-06 Richard Henderson <rth@redhat.com>
1739 * genrecog.c (validate_pattern): Warn for constraints in
1740 define_{expand,split,peephole2}. Remove strict_low_part
1741 before looking up match_dup.
1743 2001-07-06 DJ Delorie <dj@redhat.com>
1745 * doc/gcc.texi (Makefile): Rename to be a more general purpose
1746 chapter about various build hints and history. Add section
1747 talking about the various types of native and cross builds.
1749 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
1751 * Makefile.in (final.o): Depend on target.h.
1752 * final.c: Include target.h.
1753 (default_function_pro_epilogue): New.
1754 (final_start_function): Use target structure for function prologues.
1755 (final_end_function): Use target structure for function epilogues.
1756 * fold-const.c (real_hex_to_f): Constify s and p.
1757 * output.h (default_function_pro_epilogue): New.
1758 * real.h (real_hex_to_f): Update prototype.
1759 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
1760 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
1761 (TARGET_INITIALIZER): Update.
1762 * target.h (gcc_target): Add struct asm_out.
1763 * doc/tm.texi: Update.
1766 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
1767 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
1768 in cpu/cpu.c, or rename old functions consistently. Take
1769 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
1770 redundant macros and prototypes. Make new functions static.
1772 * 1750a/1750a.c: Similarly.
1773 * 1750a/1750a.h: Similarly.
1774 * a29k/a29k-protos.h: Similarly.
1775 * a29k/a29k.c: Similarly.
1776 * a29k/a29k.h: Similarly.
1777 * arc/arc-protos.h: Similarly.
1778 * arc/arc.c: Similarly.
1779 * arc/arc.h: Similarly.
1780 * arm/arm-protos.h: Similarly.
1781 * arm/arm.c: Similarly.
1782 * arm/arm.h: Similarly.
1783 * avr/avr-protos.h: Similarly.
1784 * avr/avr.c: Similarly.
1785 * avr/avr.h: Similarly.
1786 * clipper/clipper-protos.h: Similarly.
1787 * clipper/clipper.c: Similarly.
1788 * clipper/clipper.h: Similarly.
1789 * convex/convex.c: Similarly.
1790 * convex/convex.h: Similarly.
1791 * d30v/d30v-protos.h: Similarly.
1792 * d30v/d30v.c: Similarly.
1793 * d30v/d30v.h: Similarly.
1794 * d30v/d30v.md: Similarly.
1795 * dsp16xx/dsp16xx-protos.h: Similarly.
1796 * dsp16xx/dsp16xx.c: Similarly.
1797 * dsp16xx/dsp16xx.h: Similarly.
1798 * elxsi/elxsi.c: Similarly.
1799 * elxsi/elxsi.h: Similarly.
1800 * fr30/fr30.c: Similarly.
1801 * fr30/fr30.md: Similarly.
1802 * h8300/h8300-protos.h: Similarly.
1803 * h8300/h8300.c: Similarly.
1804 * h8300/h8300.h: Similarly.
1805 * i370/i370-protos.h: Similarly.
1806 * i370/i370.c: Similarly.
1807 * i370/i370.h: Similarly.
1808 * i386/i386.c: Similarly.
1809 * i386/osf1elf.h: Similarly.
1810 * i386/osfrose.h: Similarly.
1811 * i860/i860-protos.h: Similarly.
1812 * i860/i860.c: Similarly.
1813 * i860/i860.h: Similarly.
1814 * i960/i960-protos.h: Similarly.
1815 * i960/i960.c: Similarly.
1816 * i960/i960.h: Similarly.
1817 * ia64/ia64-protos.h: Similarly.
1818 * ia64/ia64.c: Similarly.
1819 * ia64/ia64.h: Similarly.
1820 * m32r/m32r-protos.h: Similarly.
1821 * m32r/m32r.c: Similarly.
1822 * m32r/m32r.h: Similarly.
1823 * m68hc11/m68hc11-protos.h: Similarly.
1824 * m68hc11/m68hc11.c: Similarly.
1825 * m68hc11/m68hc11.h: Similarly.
1826 * m68k/crds.h: Similarly.
1827 * m68k/dpx2.h: Similarly.
1828 * m68k/m68k-protos.h: Similarly.
1829 * m68k/m68k.c: Similarly.
1830 * m68k/m68k.h: Similarly.
1831 * m68k/news.h: Similarly.
1832 * m88k/m88k-protos.h: Similarly.
1833 * m88k/m88k.c: Similarly.
1834 * m88k/m88k.h: Similarly.
1835 * mips/mips-protos.h: Similarly.
1836 * mips/mips.c: Similarly.
1837 * mips/mips.h: Similarly.
1838 * ns32k/merlin.h: Similarly.
1839 * ns32k/ns32k.c: Similarly.
1840 * ns32k/ns32k.h: Similarly.
1841 * ns32k/tek6000.h: Similarly.
1842 * pa/pa-protos.h: Similarly.
1843 * pa/pa.c: Similarly.
1844 * pa/pa.h: Similarly.
1845 * pdp11/2bsd.h: Similarly.
1846 * pdp11/pdp11-protos.h: Similarly.
1847 * pdp11/pdp11.c: Similarly.
1848 * pdp11/pdp11.h: Similarly.
1849 * romp/romp-protos.h: Similarly.
1850 * romp/romp.c: Similarly.
1851 * romp/romp.h: Similarly.
1852 * rs6000/rs6000-protos.h: Similarly.
1853 * rs6000/rs6000.c: Similarly.
1854 * rs6000/rs6000.h: Similarly.
1855 * rs6000/sysv4.h: Similarly.
1856 * sh/sh-protos.h: Similarly.
1857 * sh/sh.c: Similarly.
1858 * sh/sh.h: Similarly.
1859 * sparc/sparc-protos.h: Similarly.
1860 * sparc/sparc.c: Similarly.
1861 * sparc/sparc.h: Similarly.
1862 * vax/vax.c: Similarly.
1863 * vax/vax.h: Similarly.
1864 * vax/vms.h: Similarly.
1865 * we32k/we32k.c: Similarly.
1866 * we32k/we32k.h: Similarly.
1868 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
1870 * basic-block.h (first_insn_after_basic_block_note): Declare.
1871 * flow.c (first_insn_after_basic_block_note): Define. Moved
1873 * ssa.c (first_insn_after_basic_block_note): Remove.
1874 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
1876 (ssa_eliminate_dead_code): Properly update the CFG and PHI
1877 nodes when we find a dead conditional branch. Insert BARRIERs
1878 after any blocks with no successors, but which do not have
1881 2001-07-06 Zack Weinberg <zackw@stanford.edu>
1883 * varray.c (varray_check_failed): Use internal_error.
1885 2001-07-05 Andrew Haley <aph@redhat.com>
1887 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
1888 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
1889 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
1891 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
1893 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
1894 reference if the target constant is also a SYMBOL_REF.
1896 2001-07-05 Eric Christopher <echristo@redhat.com>
1898 * config/mips/mips.h (MASK_MIPS3900): Remove.
1899 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
1900 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
1901 (TARGET_MIPS3900): Change to use mips_arch.
1902 (TARGET_MIPS4000): New.
1903 (TARGET_MIPS4100): New.
1904 (TARGET_MIPS4300): New.
1905 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
1906 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
1908 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
1909 (ISA_HAS_BRANCHLIKELY): To here.
1910 (CC1_CPU_SPEC): New.
1911 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
1912 (mips_arch_string): Declare.
1913 (mips_arch): Declare.
1914 (TARGET_OPTIONS): Add -march and -mtune.
1916 * config/mips/mips.c (mips_arch_string): New.
1918 (override_options): Handle -march for codegen and -mtune
1919 for scheduling. Use mips_arch. Move tx39 target default here.
1920 (mips_parse_cpu): Move error message to override_options.
1922 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
1924 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
1926 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
1927 (MIPS Options): Ditto. Change mcpu entry to historical text.
1929 2001-07-05 H.J. Lu (hjl@gnu.org)
1931 * config/mips/mips.c (mips_parse_cpu): New function to parse
1934 2001-07-05 Jim Wilson <wilson@redhat.com>
1936 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
1937 * config/ia64/t-ia64: Likewise.
1938 (LIB1ASMFUNCS): Update comment.
1940 2001-07-05 David Edelsohn <edelsohn@gnu.org>
1942 * doc/install.texi (Install GCC: Binaries): Fix typo.
1944 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1946 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
1947 reference using the stack pointer, adjust it since we push Y
1949 ("*ashrsi3"): Likewise.
1950 ("*lshrsi3"): Likewise.
1952 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1954 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
1955 when -fomit-frame-pointer is used.
1957 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
1959 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
1960 (try_redirect_by_replacing_jump): Reverse updating properly the
1961 count and frequency information. Reverse removing cc0 setter.
1962 (forwarder_block_p): Reverse fixing for fallthru blocks.
1964 2001-07-05 DJ Delorie <dj@redhat.com>
1966 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
1967 (translate_options): If the above is defined, use it to map
1968 given options to new options.
1969 * doc/tm.texi: Document it.
1971 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
1972 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1974 * doc/invoke.texi (Optimize Options): Document that -fgcse may
1975 cause programs using computed gotos to run more slowly.
1977 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1979 * doc/install.texi (Specific): Markup, spelling and typo fixes.
1981 Consistently require binutils 2.11.2, not prereleases.
1982 (Specific, decstation-*): Canonicalize as mips-dec-*.
1983 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
1985 (Specific, m68k-altos): Removed reference to README.altos, deleted.
1986 (Specific, mips-*): Reword MIPS C compiler requirements.
1987 (Specific, powerpc*-*-*): New, mention --with-cpu once.
1988 (Specific, sunv5): Removed, obsolete.
1990 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
1992 * dwarf2out.c (output_loc_list): Use an all ones mask for
1993 .text asm output and don't rely on long long
1994 literals. Reformat some long lines.
1996 2001-07-05 Andreas Jaeger <aj@suse.de>
1998 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
2001 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2003 * dwarf2out.c (dwarf2out_define): Update comment.
2004 (dwarf2out_undef): Ditto.
2005 (dwarf2out_start_source_file): Ditto.
2006 (dwarf2out_end_source_file): Ditto.
2007 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
2008 since we never call the start/end debug hook for the primary file.
2010 2001-07-04 Kazu Hirata <kazu@hxi.com>
2012 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
2015 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2017 * cppinit.c (remove_dup_dirs): Inform if a system include
2018 directory is being reordered.
2019 * doc/invoke.texi (Directory Options): GCC warns if you hide a
2021 * doc/cpp.texi (Search Paths): Likewise.
2022 * doc/gcc.texi (Interoperation): Remove information about
2025 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2027 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
2028 (VARRAY_TOP_CHAR_PTR): Likewise.
2030 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2032 * gcc.c (process_command): Don't assign elements of a const char*.
2034 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2036 * emit-rtl.c (change_address): Don't abort if invalid address while
2037 reload is in progress.
2039 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2041 * c-lex.c (cb_file_change): Pass line number to
2042 debug_start_source_file.
2043 (cb_undefine): Pass correct line number to debug_undef.
2045 * toplev.c (debug_start_source_file): Add line number to
2046 parameters. Pass it along to dwarf2out_start_source_file.
2047 (decode_g_option): Stop resetting debug level back to normal when
2048 we change debug formats, unless the current level is
2049 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
2052 * toplev.h (debug_start_source_file): Add line number to
2055 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
2058 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
2060 Output debug_macinfo data for starting file if requested.
2061 (dwarf2out_end_source_file): Output debug_macinfo data for ending
2063 (dwarf2out_define): Output debug_macinfo data for defining a macro
2065 (dwarf2out_undef): Output debug_macinfo data for undefining a
2067 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
2068 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
2069 (macinfo_section_label): New. DWARF2 macro info section label.
2070 (dwarf2out_init): If we want macro info, output the start label
2072 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
2073 attribute to the compilation unit die pointing to the macro info.
2075 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2077 * dwarf2out.c (new_loc_list): Move to inside #ifdef
2078 DWARF2_DEBUGGING_INFO.
2079 (add_loc_descr_to_loc_list): Ditto.
2080 (output_loc_list): Ditto.
2081 Also, fix thinko in curr not being initialized.
2082 (gen_internal_sym): Ditto.
2084 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2086 * emit-rtl.c (replace_equiv_address): New function.
2087 * expr.h (replace_equiv_address): New declaration.
2088 * explow.c (validize_mem): Call it instead of change_address and
2089 also call if -fforce-addr and address is constant.
2090 * expr.c: Replace more calls to change_address with adjust_address
2091 and/or replace_equiv_address or to validize_mem.
2092 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
2093 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
2094 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2095 * config/i370/i370.md, config/i860/i860.md: Likewise.
2096 * config/i960/i960.md, config/mips/mips.c: Likewise.
2097 * config/mips/mips.md, config/pa/pa.md: Likewise.
2098 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
2099 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
2101 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2103 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
2105 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
2108 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
2110 * doc/include: New directory.
2111 * doc/fdl.texi: Move to doc/include/fdl.texi.
2112 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
2113 * doc/include/funding.texi, doc/include/gpl.texi: New files.
2114 * doc/gcc.texi: Use funding.texi and gpl.texi.
2115 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
2116 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
2117 Update dependencies and use -I $(docdir)/include.
2119 2001-07-04 Anthony Green <green@redhat.com>
2121 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
2123 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2125 * doc/install.texi (sparc64-*-*): Remove garbage.
2127 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
2129 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
2130 Fix typo in last change to use adjust_address.
2132 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2134 * doc/install.texi (Specific): Update information for *-*-solaris*.
2136 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2138 * explow.c (plus_constant_wide): Reinitialize Y for restart.
2140 2001-07-03 Stan Shebs <shebs@apple.com>
2142 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
2143 case for flag_no_mach_text_sections.
2144 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
2145 * config/darwin.c (flag_no_mach_text_sections): Remove.
2146 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
2148 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2150 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
2151 and avoid checking for constant as first operand.
2152 * recog.c (find_constant_term_loc): No longer static.
2153 (adj_offettable_operand): Delete.
2154 * rtl.h (adj_offsettable_operand): Delete declaration.
2155 (find_constant_term): Add declaration.
2156 * caller-save.c: Replace calls to adj_offsettable_operand with calls
2158 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
2159 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
2160 * config/i386/i386.c, config/i386/i386.md: Likewise.
2161 * config/i860/i860.c, config/i960/i960.c: Likewise.
2162 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
2163 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
2164 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
2165 * config/mips/mips.c, config/mips/mips.md: Likewise.
2166 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
2167 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
2168 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
2169 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
2170 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
2171 * config/ns32k/ns32k.md: Likewise.
2173 2001-07-03 Zack Weinberg <zackw@stanford.edu>
2175 * rtl.c (copy_rtx): Handle 'T' format letter.
2176 * gensupport.c (collect_insn_data): Likewise.
2177 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
2179 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
2181 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
2182 -B option. Use 'dir' not 'foo' as example directory name.
2184 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2186 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2187 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
2189 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2191 * doc/cppinternals.texi: Improve formatting and logical markup.
2193 2001-07-03 Andreas Jaeger <aj@suse.de>
2195 * Makefile.in (insn-recog.o): Add dependency on reload.h.
2197 * genrecog.c (write_header): Include reload.h for prototypes in
2200 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
2203 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
2204 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
2205 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
2206 i386_pe_valid_type_attribute_p): Add.
2207 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
2208 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
2210 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2212 * explow.c (plus_constant_wide, case LO_SUM): New case.
2213 (plus_constant_for_output_wide): Delete.
2214 * rtl.h (plus_constant_for_output): Delete.
2215 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
2216 instead of plus_constant_for_output.
2217 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
2218 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
2219 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
2220 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
2221 * config/sparc/sparc.md: Likewise.
2222 Convert some change_address calls to adjust_address.
2224 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2226 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
2227 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
2228 documentation of -std and -Wwrite-strings.
2230 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2232 * cse.c (canon_hash): Don't register registers in very small
2233 register classes, as extending their lifetime might cause
2236 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2238 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
2240 * flow.c (forwarder_block_p): Fix for fallthru blocks.
2241 (try_redirect_by_replacing_jump): Update properly the count
2242 and frequency information.
2244 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
2246 * toplev.c (dump_file_index): Move SSA dumps just after first
2248 (dump_file): Corresponding changes.
2249 (rest_of_compilation): Move SSA path to just after the first
2251 * doc/gcc.texi (Passes): Update due to movement of SSA path.
2252 * doc/invoke.texi: Update dump file #s as they were completely
2253 out of date with reality.
2255 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2257 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
2259 * expr.c (emit_move_insn_1): Deal with non-default
2262 * expr.c (emit_single_push_insn): Fix warning.
2264 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2266 * expr.c (emit_move_insn_1): Avoid modifying
2267 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
2269 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2271 * emit-rtl.c (adjust_address): New function.
2272 * expr.h (adjust_address): Add declaration.
2273 * builtins.c: Replace some calls to change_address with calls to it
2275 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
2276 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
2277 * config/arm/arm.c, config/convex/convex.c: Likewise.
2278 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2279 * config/i386/i386.c, config/i386/i386.md: Likewise.
2280 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
2281 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
2282 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
2283 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
2284 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
2286 2001-07-02 Jim Wilson <wilson@redhat.com>
2288 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
2290 2001-07-02 Steve Ellcey <sje@cup.hp.com>
2292 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
2293 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
2295 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2297 * cppinit.c (lang_defaults): New table.
2298 (set_lang): Just read from lang_defaults into the live options
2301 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2303 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
2304 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
2305 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
2307 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2309 * doc/install.texi: Various spelling and markup fixes.
2310 (Installing GCC): Component specific installation instructions are
2313 Warn about removing old install dir in the presence of shared libs.
2314 (Configuration): Invoke with options target to match configure
2316 Consistently refer to gas, gld pathnames.
2317 Invert --enable-multilib documentation.
2318 Remove references to old compiler versions.
2320 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2322 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
2324 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2326 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
2328 (Specific, mips*-sgi-irix5): Note IDO download.
2329 Reworded MIPS C hints.
2330 Use GNU as instead of GAS.
2332 Removed SGI Freeware reference, IRIX 6 only.
2333 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
2334 Note N64 library requirement/workaround.
2336 Complete list of structure passing bug victims.
2338 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2340 * doc/install.texi: Remove CVS Id.
2342 2001-07-02 Andreas Jaeger <aj@suse.de>
2344 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
2345 (find_inherently_necessary): Remove unused variable.
2347 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
2349 * c-common.h (TDI_inlined): New ast dump phase.
2350 (dump_flag_name): New function.
2351 * c-dump.c (dump_files): Add inlined phase.
2352 (dump_flag_name): Define.
2353 * doc/invoke.texi (-fdump-ast-inlined): Document.
2355 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2357 * stor-layout.c (layout_decl): Revert change to handling of alignment
2360 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2362 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
2365 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
2367 * doc/tm.texi (FUNCTION_ARG): Document that the last call
2370 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
2372 * tlink.c (recompile_files): Remove COMPILER_PATH and
2373 LIBRARY_PATH from the environment.
2375 2001-07-01 Zack Weinberg <zackw@stanford.edu>
2377 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
2378 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
2380 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
2382 * c-parse.in (OBJC_STRING): Kill.
2383 (objc_string): Decompose to [objc_string] '@' STRING.
2384 (reswords): Take the leading '@' off all the Objective C keywords.
2385 (objc_rid_sans_at): Kill.
2386 (init_reswords): Don't initialize it.
2387 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
2388 (_yylex): Kill reconsider label. Look ahead one token after
2389 an '@'; if we get an identifier, check whether it's an
2390 Objective C @-keyword. If so, return the keyword. Otherwise,
2391 put back the token and return the '@' as a terminal.
2393 * cpplib.c (lex_macro_node): Remove unnecessary check for
2394 leading '@' on identifier. Clarify control flow and commentary.
2396 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2398 * cse.c (new_label_ref): Variable deleted.
2399 (insert): Remove set of new_label_ref.
2400 (check_for_label_ref): New function.
2401 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
2403 See ChangeLog.5 for earlier changes.