1 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
2 Richard Henderson <rth@redhat.com>
4 * dbxout.c (dbxout_global_decl): New.
5 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6 * sdbout.c (sdbout_finish): New.
7 (sdbout_debug_hooks): Use it, add comments.
8 (sdbout_global_decl): Defer initialised public vars to
10 * varasm.c (assemble_variable): Don't output debug information
11 for file-scope variables.
13 2001-07-21 H.J. Lu (hjl@gnu.org)
15 * config/mips/mips.c (mips_cpu): Moved into ...
16 (override_options): Here.
18 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
22 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
24 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
27 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
28 ("*subhi3_sp): Likewise.
29 ("*subhi3"): Likewise.
30 ("extendhisi2"): Accept D, X and Y as source operand to avoid
33 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
35 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
36 * config/freebsd.h: Likewise.
37 * config/linux.h: Likewise.
38 * config/openbsd.h: Likewise.
39 * config/alpha/linux-elf.h: Likewise.
40 * config/arm/linux-elf.h: Likewise.
41 * config/d30v/d30v.h: Likewise.
42 * config/fr30/fr30.h: Likewise.
43 * config/ia64/aix.h: Likewise.
44 * config/ia64/ia64.h: Likewise.
45 * config/mips/linux.h: Likewise.
46 * config/pj/pj.h: Likewise.
47 * config/rs6000/linux.h: Likewise.
48 * config/sparc/linux.h: Likewise.
49 * config/sparc/linux64.h: Likewise.
51 2001-07-20 Bruce Korb <bkorb@gnu.org>
53 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
54 because getc() and char* may disagree on signedness.
56 2001-07-20 Richard Henderson <rth@redhat.com>
58 * doc/rtl.texi (REG_DEAD): Update for current semantics.
60 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
61 insns to delete in the presence of cc0 in a jump insn.
63 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
64 Jan Hubicka <jh@suse.cz>
66 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
67 of doing the change by hand.
69 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
71 * rtlanal.c (set_noop_p): Return true for noop jumps.
73 * expr.c (emit_single_push_insn): Add call to push expander.
74 * expr.h (optab_index): Add OTI_push
75 (push_optab): New constant.
76 * genopinit.c (optabs): Add push_optab.
77 * optabs.c (init_optab): Init push optab.
78 * md.texi (push??1): Document
80 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
82 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
83 expand to emit the pattern; put a REG_INC note for push/pop
85 ("movdf", "movdf_internal"): Likewise.
86 ("movsi", "movsi_internal"): Likewise.
87 ("movsf", "movsf_internal"): Likewise.
88 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
90 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
92 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
95 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
97 * params.def: Change default max inline insns to 100.
99 2001-07-20 Diego Novillo <dnovillo@redhat.com>
101 * combine.c (combine_simplify_rtx): Generate a new shift operation
102 when simplifying the first operand of a (neg (ashift)) expression.
104 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
106 * regclass.c (N_REG_INTS): Use only 32 bits per element.
108 2001-07-20 Kelley Cook <kelley.cook@home.com>
110 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
111 information. Move rest into ...
112 (*-*-solaris): ... here. Eliminate redundant information and
113 reword necessary packages section. Delete 4.x assembler bug info.
114 (sparc-sun-*): Merge into ...
115 (sparc-sun-sunos*): here.
117 2001-07-20 Catherine Moore <clm@redhat.com>
119 * config/v850/v850.md (casesi): Generate LABEL_REF
122 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
124 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
125 * i386.c (ix86_zero_extend_to_Pmode): Make global.
126 * i386.md (strclrsi expander): Use it.
128 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
130 * integrate.c (copy_insn_list): handle
131 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
132 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
133 identically as to CODE_LABEL.
135 * fold-const (fold): Convert A/B/C to A/(B*C) and
138 * except.c (connect_post_landing_pads): Delete the RESX insns.
140 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
142 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
144 * config/mips/mips.md (nmadd/nmsub): Use macro.
146 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
148 * cppinit.c (remove_dup_dir): Make static.
149 (remove_dup_dirs): Make static. Only warn about preempting a
150 system directory with a non-system directory.
152 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
154 * ifcvt.c (noce_try_store_flag_constants): Correct order
155 of parameters to trunc_int_for_mode.
157 2001-07-19 Mark Mitchell <mark@codesourcery.com>
159 * reorg.c (fill_simple_delay_slots): If an instruction might throw
160 an exception that will be caught within this function, do not fill
161 its delay slot with any subsequent instruction.
163 2001-07-19 Steve Ellcey <sje@cup.hp.com>
165 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
166 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
167 pointer extension instruction.
168 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
169 * simplify-rtx.c (simplify_unary_operation) Likewise.
170 * explow.c (convert_memory_address) Check value of
171 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
173 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
174 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
175 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
176 Add Multilib Support.
177 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
178 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
179 Add Multilib Support.
180 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
182 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
183 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
184 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
186 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
188 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
189 old and new operands in `<', `3' and `b'.
191 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
193 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
194 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
195 (toplev.o): Don't depend on xcoffout.h.
196 * c-decl.c: Include debug.h
197 (duplicate_decls): Use debug hook.
198 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
199 (dbx_debug_hooks, xcoff_debug_hooks): Update.
200 (dbxout_types): Remove.
201 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
202 * debug.c (do_nothing_debug_hooks): Update.
203 (debug_true_tree, debug_nothing_rtx): New.
204 * debug.h (struct rtx_def): New.
205 (struct gcc_debug_hooks): New hooks ignore_block,
206 outlining_inline_function and label.
207 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
208 dwarf2out_frame_finish): New.
209 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
210 Make static, update prototype.
211 (dwarf2_debug_hooks): Update.
212 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
213 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
214 * dwarfout.c (dwarf_debug_hooks): Update.
215 * emit-rtl.c: Include debug.h.
216 (remove_unnecessary_notes): Use debug hook.
217 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
218 (final_scan_insn): Use debug hook.
219 * integrate.c (output_inline_function): Use debug hook.
220 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
221 (sdb_debug_hooks): Update.
222 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
223 * toplev.c: Don't include xcoffout.h.
224 (note_outlining_of_inline_function, debug_ignore_block): Remove.
225 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
227 * tree.h (dwarf2out_do_frame): Remove.
229 2001-07-19 Catherine Moore <clm@cygnus.com>
231 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
233 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
235 * reload1.c (eliminate_regs_in_insn): When updating a set
236 to the frame pointer to the hardware frame pointer, perform
237 the update always not just when REPLACE is set.
239 * reload1.c (choose_reload_regs): Don't inherit a reload
240 that crosses multiple registers if registers past the first
241 don't fit in the desired class.
243 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
244 when negating constants.
246 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
248 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
249 * doc/tree.texi: Ditto.
251 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
252 Jakub Jelinek <jakub@redhat.com>
254 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
255 (extract_cie_info): Handle "eh" augmentation properly,
257 (struct frame_state, __frame_state_for): New.
259 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
261 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
262 HANDLE_SYSV_PRAGMA): Define.
263 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
265 (copy_object): Caller changed.
267 2001-07-19 Andreas Schwab <schwab@suse.de>
269 * configure.in (assembler dwarf2 debug_line support): Define nop
271 * configure: Regenerated.
273 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
275 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
277 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
278 to conditionally compiled block.
279 (dbx_debug_hooks, xcoff_debug_hooks): Update.
280 * dbxout.h (dbxout_function): Remove.
281 * debug.c (do_nothing_debug_hooks): Update.
282 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
283 global_decl, deferred_inline_function.
284 * dwarf2out.c (dwarf2_debug_hooks): Update.
285 (dwarf2out_global_decl): New.
286 * dwarfout.c: Don't include dwarfout.h.
287 (dwarfout_global_decl, dwarfout_function_decl,
288 dwarfout_deferred_inline_function): New.
289 (dwarf_debug_hooks): Update.
290 * dwarfout.h: Remove.
291 * final.c: Don't include dwarfout.h.
292 * sdbout.c (sdbout_global_decl): New.
293 (sdbout_debug_hooks): Update.
294 * toplev.c: Don't include dwarfout.h.
295 (check_global_declarations, rest_of_compilation): Use new debug hooks.
296 (note_deferral_of_defined_inline_function): Remove.
297 * toplev.h (note_deferral_of_defined_inline_function): Remove.
298 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
299 * ch/lex.c: Don't include dwarfout.h.
300 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
301 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
302 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
303 * cp/optimize.c: Include debug.h.
304 (maybe_clone_body): Use debug hook.
305 * cp/semantics.c: Include debug.h.
306 (expand_body): Use debug hook.
307 * po/POTFILES.in: Remove dwarfout.h.
309 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
311 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
312 * c-parse.in (yyerror, _yylex): Similarly.
313 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
314 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
316 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
317 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
319 2001-07-18 Jeff Sturm <jsturm@one-point.com>
321 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
322 in-class declaration at -g1. Fixes c++/2814.
324 2001-07-18 Richard Henderson <rth@redhat.com>
326 * doc/md.texi (reload_in/out): Document restrictions in predicates
327 and constraints for these patterns. Document empty string matching
330 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
332 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
334 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
336 * cse.c: Undo my previous patch.
338 2001-07-18 Tom Tromey <tromey@redhat.com>
341 * configure: Rebuilt.
342 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
344 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
346 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
347 Jan Hubicka <jh@suse.cz>
349 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
350 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
351 * jump.c (mark_jump_label): Do not forward branches.
353 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
355 * cse.c (delete_trivially_dead_insns): Delete the libcall block
356 when return value is unused.
358 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
360 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
362 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
364 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
365 on error. We can't blindly return the result of
366 pthread_mutex_trylock because it returns a positive number on
367 error, while we must return -1 on error.
368 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
370 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
372 2001-07-18 Andreas Jaeger <aj@suse.de>
374 * integrate.c (output_inline_function): Correct type of debug_hooks.
376 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
378 * combine.c (combine_simplify_rtx): DIV can be treated
379 associatively for floats if unsafe math optimisations are enabled.
381 2001-07-17 Richard Henderson <rth@redhat.com>
383 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
385 2001-07-17 Richard Henderson <rth@redhat.com>
387 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
388 don't force the function address into a register.
389 (expand_call, emit_library_call_value_1): Update callers.
390 * builtins.c (expand_builtin_apply): Likewise.
391 * expr.h (prepare_call_address): Update decl.
393 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
395 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
397 * config/i386/chorus.h: Move up.
398 * config/sparc/chorus.h: Likewise.
399 * config/rs6000/chorus.h: Likewise.
400 * config/chorus.h: Moved here.
402 2001-07-17 Andreas Schwab <schwab@suse.de>
404 * configure.in (assembler eh_frame optimization): Handle big
406 * configure: Regenerated.
408 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
410 * expr.c (epxand_expr): Convert divisions into multiplications by
411 reciprocals if -ffast-math.
413 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
415 * dbxout.c (dbxout_really_begin_function): Rename to
416 dbxout_begin_function.
417 (dbx_debug_hooks, xcoff_debug_hooks): Update.
418 (dbxout_begin_function): Remove.
419 (dbxout_function): Update.
420 (dbxout_source_line): Update prototype.
421 * dbxout.h (dbxout_begin_function): Remove.
422 * debug.c (do_nothing_debug_hooks): Update.
423 (debug_nothing_tree): Update.
424 (debug_nothing_charstar_rtx): Remove.
425 * debug.h (union tree_node): Declare.
426 (struct rtx_def): Remove.
427 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
428 begin_function. Change source_line prototype.
429 (debug_nothing_tree): New.
430 (debug_nothing_charstar_rtx): Delete.
431 (dwarf2out_begin_prologue): Moved from ...
433 * dwarf2out.c (dwarf2_debug_hooks): Update.
434 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
435 debug info, call dwarf2out_source_line.
436 (dwarf2out_souce_line): Update prototype.
437 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
438 Change prototype, make static.
439 (dwarfout_source_line): Update prototype.
440 (dwarf_debug_hooks): Update.
441 * dwarfout.h (dwarfout_begin_function): Remove.
442 * final.c (final_start_function, final_scan_insn): Use appropriate
443 debug hooks, update to use notice_source_line.
444 (output_source_line): Rename notice_source_line. Don't call the
445 source_line debug hook.
446 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
447 make static, update prototype.
448 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
450 (sdbout_end_prologue): New.
451 (sdbout_source_line): Update prototype.
452 (sdbout_debug_hooks): Update.
453 (sdbout_symbol): Remove unused var.
454 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
456 * varasm.c: Include debug.h.
457 (assemble_start_function): Use begin_function debug_hook.
458 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
459 update with prototype.
460 (xcoffout_source_line): Update prototype.
461 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
463 (xcoffout_source_line): Update prototype.
465 2001-07-17 Richard Henderson <rth@redhat.com>
467 * c-typeck.c (build_binary_op): Do not shorten unsigned
468 right shift after sign extension.
470 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
472 * combine.c (combine_simplify_rtx): Attempt to simplify
473 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
475 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
476 (simplify_binary_operation, simplify_unary_operation,
477 simplify_relational_operation): Use it.
479 * combine.c (combine_simplify_rtx): Don't do associative law
480 on divisions; allow associative law on floats.
482 2001-07-17 H.J. Lu <hjl@gnu.org>
483 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
485 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
486 ASM_OUTPUT_WEAK_ALIAS are defined.
487 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
488 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
490 * config/mips/iris5.h: ... here.
491 (HANDLE_SYSV_PRAGMA): Defined as 1.
492 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
493 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
496 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
498 * c-parse.in (all_prefix_attributes): New variable.
499 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
500 (maybe_resetattrs): New production.
501 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
502 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
503 notype_initdcl, nested_function, notype_nested_function,
504 component_decl, components, components_notype,
505 component_declarator, component_notype_declarator,
506 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
507 ivars, mydecl, myparm): Update. Avoid prefix attributes just
508 after a comma being applied to more than one declarator.
509 * doc/extend.texi (Attribute Syntax): Update. Remove
510 documentation of bugs that are no longer present.
512 2001-07-13 Eric Christopher <echristo@redhat.com>
514 * config/mips/mips.h: Change TUNE_MIPS* options to use
516 (EXTRA_SPECS): Add cc1_cpu_spec.
517 * config/mips/mips.md (muldf3): Fix typo.
519 2001-07-16 Richard Henderson <rth@redhat.com>
521 * config/m68k/m68k.c: Include expr.h and reload.h.
522 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
523 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
525 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
526 Richard Henderson <rth@redhat.com>
528 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
529 (insn_live_p): Fix fall off end of function.
530 (dead_libcall_p): Remove COUNTS argument; update callers.
531 (delete_trivially_dead_insns): Remove unused variables.
533 2001-07-17 Andreas Jaeger <aj@suse.de>
535 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
538 * lcm.c (optimize_mode_switching): Avoid warning for unused
539 variable if !NORMAL_MODE.
541 * flow.c (try_crossjump_to_edge): Remove unused variable.
543 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
545 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
546 atexit declaration in stdlib.h.
548 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
550 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
552 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
554 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
555 * except.c (finish_eh_generation): Update call of cleanup_cfg;
556 do rebuild_jump_labels instead of jump_optimize
557 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
558 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
559 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
561 * flow.c: Include timevar.h
562 (find_basic_block): Push/pop timevar;
563 (cleanup_cfg): Likewise.
564 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
565 * Makefile: Add dependencies on timevar.h
567 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
568 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
570 * rtl.h (delete_trivially_dead_insns): Add new parameter.
571 * toplev.c (rest_of_compilation): Update calls.
572 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
573 (delete_trivially_dead_insns): ... here; accept new argument
574 preserve_basic_blocks; preserve basic blocks if set.
576 * reg-stack.c (stack_regs_mentioned): Return 0 if
577 stack_regs_mentioned_data is not initialized.
578 (reg_to_stack): Make stack_regs_mentioned survive after the
579 reg-stack is completted; do not call cleanup_cfg.
580 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
581 make cleanup_cfg after bb-reorder to output to debug file.
583 2001-07-16 Richard Henderson <rth@redhat.com>
585 * regclass.c (init_reg_sets): Use only 32 bits per initializer
586 from int_reg_class_contents.
588 2001-07-16 Richard Henderson <rth@redhat.com>
590 * hard-reg-set.h (regs_invalidated_by_call): Declare.
591 * regclass.c (regs_invalidated_by_call): Move from cse.c.
592 (init_reg_sets_1): Move initialization from cse_main.
593 * cse.c (regs_invalidated_by_call): Move to regclass.c.
594 (cse_main): Move its initialization also.
595 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
596 * flow.c (propagate_one_insn): Likewise.
597 * gcse.c (compute_hash_table): Likewise.
598 (compute_kill_rd, compute_store_table): Likewise.
599 * sched-deps.c (sched_analyze_1): Likewise.
601 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
603 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
606 2001-07-16 Steve Ellcey <sje@cup.hp.com>
608 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
609 in if statement so we don't access undefined memory.
611 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
613 * gcse.c: Update comment at top.
614 Update comment on mem handling.
615 mem_last_set, mem_first_set, mem_set_in_block: gone.
616 Declaration of reg_set_info: gone.
617 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
618 pointless with load_killed_in_block_p (they are *more*
619 conservative then it, not less, and less accurate).
620 (oprs_not_set_p): Ditto.
621 (alloc_gcse_mem): Don't allocate mem_set_in_block
622 (free_gcse_mem): Don't free it, either.
623 (record_last_mem_set_info): Update comment in front, remove
624 mem_*set_* stuff. Note the reason we don't handle stores directly
626 (compute_hash_table): Update comments to reflect reality. Remove
627 mem_*set_* references.
628 (reset_opr_set_tables): Remove mem_*set_* references.
630 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
631 (mark_clobber): Ditto (on both parts, we double set here too).
632 (expr_killed_p): Remove mem_set_in_block test.
633 (compute_transp): Remove mem_set_in_block test.
635 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
636 of edge, and removal of phi alternative to dump file.
637 (ssa_ccp_substitute_constants): Add note about register now being
638 constant, and which uses were replaced in what insns to dump file.
640 2001-07-16 Andreas Jaeger <aj@suse.de>
642 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
643 variables of type HOST_WIDEST_INT.
645 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
646 (__bb_exit_func): Correct type of count_max to avoid overflow.
647 (num_digits): Handle long long argument.
649 * combine.c (gen_lowpart_for_combine): Remove unused variable.
651 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
653 * output.h (sdb_begin_function_line): Restore as an extern
655 * sdbout.c (sdb_begin_function_line): Make extern.
657 2001-07-15 Richard Henderson <rth@redhat.com>
659 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
660 * genrecog.c (maybe_both_true_mode): New.
661 (maybe_both_true_2): Use it.
662 (write_switch): Don't put Pmode in a switch.
663 * rtl.c (mode arrays): Don't explicitly size them.
665 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
667 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
668 handling; move unconditional splitting before mode switching.
670 * i386.md (type): Add fistp type.
671 (i387, length_attr, scheduling definitions): Handle this type.
672 (fix_trunc?f?i2): Revamp to use mode switching.
673 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
674 * i386.h (fp_cw_mode): New enum
675 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
676 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
678 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
680 * Makefile.in (integrate.o): Add debug.h.
681 * integrate.c (debug.h): Add.
682 (output_inline_function): Save, reset, and restore debug_hooks.
684 2001-07-15 Richard Henderson <rth@redhat.com>
686 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
687 instead of COMPARE for the EQUIV expression.
689 2001-07-15 Richard Henderson <rth@redhat.com>
691 * flow.c (redirect_edge_and_branch_force): Initialize
692 global_live_at_start and global_live_at_end.
693 (allocate_bb_life_data): Export.
694 * basic-block.h (allocate_bb_life_data): Declare.
695 * toplev.c (rest_of_compilation): Call it.
697 2001-07-15 Richard Henderson <rth@redhat.com>
699 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
700 (alpha_tablejump_best_label): New.
701 * config/alpha/alpha-protos.h: Declare them.
702 * config/alpha/alpha.md: Use braced strings for code blocks.
703 (tablejump_osf): Break out add with r29.
704 (tablejump_osf_internal): Remove.
705 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
706 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
708 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
710 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
713 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
715 * i386-protos.h (ix86_split_fp_branch): Update prototype.
716 (ix86_fp_jump_nontrivial_p): New.
717 * i386.md (fp_jcc_?): Update call of split_fp_branch;
718 use ix86_fp_jump_nontrivial_p.
719 * i386.c (ix86_fp_jump_nontrivial_p): New.
720 (ix86_split_fp_branch): Accept code instead of rtx.
721 (ix86_expand_compare): Expand comparison early in case
722 doing so is resonably cheap.
724 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
726 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
728 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
729 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
731 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
733 * dbxout.c (dbxout_source_line): Make static, update prototype.
734 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
735 (dbxout_init, dbxout_finish, dbxout_source_line,
736 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
737 * dbxout.h (dbxout_source_line): Delete.
738 * debug.c (debug_nothing_file, debug_nothing_file_int,
739 debug_nothing_file_charstar_rtx): New.
740 (do_nothing_debug_hooks): Update.
741 (debug_nothing_void, debug_nothing_charstar_rtx,
742 dwarf2out_end_epilogue): New.
743 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
744 * debug.h (struct rtx_def): Declare.
745 (gcc_debug_hooks): New hooks source_line, end_epilogue
747 (debug_nothing_void, debug_nothing_charstar_rtx,
748 dwarf2out_end_epilogue): New.
749 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
750 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
751 (dwarf2_debug_hooks): Update.
752 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
753 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
754 * dwarf2out.h (dwarf2out_source_line): Remove.
755 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
756 Make static, update prototype.
757 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
758 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
759 (dwarf_debug_hooks): Update.
760 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
761 dwarfout_end_function): Remove.
762 * final.c (profile_function): Use debug hooks for ending functions
764 (output_source_line, final_end_function): Update prototype,
766 (final_start_function, final_scan_insn): Update.
767 * output.h (sdb_begin_function_line): Remove.
768 (final_end_function): Update prototype.
769 * sdbout.c (sdb_begin_function_line): Make static.
770 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
771 (sdbout_source_line): New.
772 (sdbout_end_epilogue, sdbout_end_function): Make static, update
774 (sdb_debug_hooks): Update.
775 (sdbout_init, sdbout_source_line,
776 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
777 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
778 * toplev.c (compile_file, rest_of_compilation): Update.
779 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
780 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
781 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
782 Update for prototype changes.
783 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
784 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
786 2001-07-15 Richard Henderson <rth@redhat.com>
788 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
789 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
790 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
791 * config/alpha/alpha.c: Likewise.
792 * config/alpha/alpha.md: Likewise.
793 * config/alpha/alpha32.h: Likewise.
794 * config/alpha/vms.h: Likewise.
797 2001-07-14 Richard Henderson <rth@redhat.com>
799 * config/alpha/alpha.md: Use define_constants for unspec values.
800 Substitute throughout.
802 2001-07-14 Tim Josling <tej@melbpc.org.au>
804 * tree.def (EXPON_EXPR) remove. Never supported anyway.
806 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
808 * pa.md: Remove unused constraints from define_split's.
810 2001-04-14 Richard Henderson <rth@redhat.com>
812 * ifcvt.c (find_cond_trap): Test for exit block.
814 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
816 Re-install recently reverted patch.
817 * emit-rtl.c (try_split): Update mark_jump_label call.
818 * flow.c (find_sub_basic_blocks): Likewise.
819 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
821 (mark_all_labels): Kill second parameter.
822 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
823 (rebuild_jump_labels, jump_optimize_minimal): Update call
825 (jump_optimize_1): Kill crossjumping code.
826 (mark_jump_label): Kill cross_jump parameter.
827 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
828 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
829 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
831 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
833 (dump_file_info): Likewise.
834 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
835 reorganize passes to do reg-stack first, bb-reorder second.
836 * invoke.texi (-d letters doc): Remove the jump2 pass.
838 2001-07-14 Richard Henderson <rth@redhat.com>
840 * ifcvt.c (find_cond_trap): New.
841 (find_if_header): Call it.
842 (merge_if_block): Relax existing jump sanity check.
843 * jump.c (jump_optimize_1): Remove conditional trap handling.
845 2001-07-14 Alan Modra <amodra@bigpond.net.au>
847 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
849 (insn_refs_are_delayed): Correct comment.
850 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
851 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
852 instead of r31. Make associated insn !TARGET_64BIT, and
853 provide an additional 64-bit insn that clobbers r2.
859 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
861 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
863 * flow.c (redirect_edge_and_branch_force, split_edge,
864 try_crossjump_to_edge): Use set_block_for_new_insns.
865 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
867 2001-07-13 H.J. Lu (hjl@gnu.org)
869 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
872 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
874 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
876 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
878 * c-common.c (decl_attributes): Take a pointer to the node to
879 which attributes are to be attached, and a flags argument.
880 * c-common.h (enum attribute_flags): New.
881 (decl_attributes): Update prototype.
882 * c-decl.c (start_decl, push_parm_decl, finish_struct,
883 finish_enum, start_function): Update calls to decl_attributes.
884 * c-parse.in (component_declarator, component_notype_declarator,
885 label): Update calls to decl_attributes.
887 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
889 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
890 * config/avr/avr.c (legitimate_address_p): Return value changed
891 from letter to register classes. For better debugging.
893 2001-07-13 Kazu Hirata <kazu@hxi.com>
895 * jump.c (reversed_comparison_code_parts): Fix comment typos.
897 2001-07-13 H.J. Lu (hjl@gnu.org)
899 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
901 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
903 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
904 correctly for shared configurations.
905 * config/t-libgcc-pic: New.
906 * config/{i386,m68k,sparc}/t-openbsd: New.
907 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
908 Support -shared. Support debugging libraries with -g.
909 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
910 frame information does not emit pointer diffs.
911 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
914 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
916 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
918 2001-07-13 David Edelsohn <edelsohn@gnu.org>
920 * combine.c (try_combine): Ensure const_int pow2 is positive.
922 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
924 * config.gcc: Add configuration for s/390.
925 * config/s390/s390.c: New. Subroutines for code generation.
926 * config/s390/s390.h: New. Definitions for s/390.
927 * config/s390/s390-protos.h: New. Prototypes.
928 * config/s390/linux.h: New. Definitions for linux for s/390.
929 * config/s390/linux64.h: New. Definitions for linux for zSeries.
930 * config/s390/t-linux: New. Makefile fragment.
931 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
932 * config/s390/fixdfdi.h: New. Fix L_fix*di.
934 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
936 * emit-rtl.c (try_split): Update mark_jump_label call.
937 * flow.c (find_sub_basic_blocks): Likewise.
938 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
940 (mark_all_labels): Kill second parameter.
941 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
942 (rebuild_jump_labels, jump_optimize_minimal): Update call
944 (jump_optimize_1): Kill crossjumping code.
945 (mark_jump_label): Kill cross_jump parameter.
946 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
947 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
948 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
950 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
952 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
953 reorganize passes to do reg-stack first, bb-reorder second.
954 * invoke.texi (-d letters doc): Remove the jump2 pass.
956 2001-07-12 Steve Ellcey <sje@cup.hp.com>
958 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
960 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
962 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
964 (verify_flow_info): Make diagnostics prettier.
966 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
968 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
970 * flow.c (outgoing_edges_match): Return early if condition reversal
973 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
975 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
976 (mips_move_2words): When splitting a move into two instructions,
977 prefix the second address operand with '%D'.
979 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
981 * Makefile.in (final.o): Depend on debug.h.
982 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
983 (dbx_debug_hooks): Add new hooks.
984 (xcoff_debug_hooks): New.
985 * debug.c (debug_nothing_file_int_int): New.
986 (do_nothing_debug_hooks): Update.
987 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
988 (debug_nothing_file_int_int): New.
989 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
990 static, update prototype.
991 (dwarf2_debug_hooks): Update.
992 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
993 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
994 static, update prototype.
995 (dwarf_debug_hooks): Update.
996 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
997 * final.c: Include debug.h.
998 (final_scan_insn): Use debug hooks when beginning and ending blocks.
999 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
1000 static, update prototype.
1001 (sdb_debug_hooks): Update.
1002 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
1003 * toplev.c: Distinguish between xcoff and dbx.
1005 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
1006 Call all debug hooks, not just dwarf ones.
1008 2001-07-11 Timothy Wall <twall@redhat.com>
1010 * config.gcc: Add configuration for AIX5/IA64.
1011 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
1012 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
1013 support prefix/suffix code.
1014 * config/ia64/t-aix: New. Makefile fragment.
1015 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
1017 2001-07-11 Kazu Hirata <kazu@hxi.com>
1019 * recog.c (validate_change): Fix a comment typo.
1021 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
1023 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
1024 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
1026 * dbxout.c (dbx_debug_hooks): Add new hooks.
1027 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
1029 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
1031 * dbxout.h (dbxout_start_new_source_file,
1032 dbxout_resume_previous_source_file): Delete.
1033 * debug.c (do_nothing_debug_hooks): Add new hooks.
1034 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
1035 (debug_nothing_int_charstar, debug_nothing_int): New.
1036 * debug.h (gcc_debug_hooks): New hooks define, undef,
1037 start_source_file and end_source_file.
1038 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
1039 (debug_nothing_int_charstar, debug_nothing_int): New.
1040 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
1041 the conditionally compiled section.
1042 (dwarf2out_start_source_file, dwarf2out_end_source_file,
1043 dwarf2out_define, dwarf2out_undef): Make static.
1044 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
1045 dwarf2out_define, dwarf2out_undef): Remove.
1046 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
1047 (dwarfout_start_source_file, dwarfout_end_source_file,
1048 dwarfout_define, dwarfout_undef): Make static.
1049 (dwarfout_start_source_file_check,
1050 dwarfout_end_source_file_check): New.
1051 (dwarfout_define, dwarfout_finish): Update.
1052 * dwarfout.h (dwarfout_start_new_source_file,
1053 dwarfout_resume_previous_source_file, dwarfout_define,
1054 dwarfout_undef): Remove.
1055 * sdbout.c (sdb_debug_hooks): Add new hooks.
1056 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
1058 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
1059 make static, take an arg.
1060 * sdbout.h (sdbout_start_new_source_file,
1061 sdbout_resume_previous_source_file): Delete.
1062 * toplev.c (debug_start_source_file, debug_end_source_file,
1063 debug_define, debug_undef): Delete.
1064 * toplev.h (debug_start_source_file, debug_end_source_file,
1065 debug_define, debug_undef): Delete.
1067 * java/jcf-parse.c: Include debug.h.
1068 (parse_class_file): Update to use debug hooks directly.
1069 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
1071 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1073 * alias.c (set_mem_alias_set): New function.
1074 * rtl.h (set_mem_alias_set): Declare it.
1075 * builtins.c (expand_builtin_return_addr): Call it instead of
1076 using MEM_ALIAS_SET accessor.
1077 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
1078 (get_memory_rtx, expand_builtin_va_arg): Likewise.
1079 (expand_builtin_va_copy):Likewise.
1080 * caller-save.c (setup_save_areas): Likewise.
1081 * calls.c (compute_argument_addresses): Likewise.
1082 * explow.c (set_mem_attributes): Likewise.
1083 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
1084 (expand_assignment, store_constructor_field, store_field): Likewise.
1085 (expand_expr_unaligned): Likewise.
1086 * function.c (assign_stack_temp_for_type): Likewise.
1087 (put_reg_into_stack, gen_mem_addressof): Likewise.
1088 * ifcvt.c (noce_try_cmove_arith): Likewise.
1089 * reload1.c (reload, alter_reg): Likewise.
1090 * config/alpha/alpha.c (get_aligned_mem): Likewise.
1091 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
1092 (alpha_expand_unaligned_store): Likewise
1093 (alpha_expand_unaligned_load_words): Likewise.
1094 (alpha_expand_unaligned_store_words): Likewise.
1095 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
1096 (alpha_expand_epilogue): Likewise.
1097 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
1098 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
1099 * config/i386/i386.c (legitimize_pic_address): Likewise.
1100 * config/i960/i960.c (setup_incoming_varargs): Likewise.
1101 * config/ia64/ia64.c (spill_restore_mem): Likewise.
1102 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
1103 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
1104 * config/mips/mips.c (mips_va_arg): Likewise.
1105 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1106 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1107 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1108 (setup_incoming_varargs, rs6000_va_arg): Likewise.
1109 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
1110 (rs6000_emit_epilogue): Likewise.
1111 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
1112 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1113 * config/v850/v850.c (v850_va_arg): Likewise.
1115 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1117 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
1118 when fallthru edge is present.
1119 (mege_blocks): Handle case where creation of jump insn
1122 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
1123 CLEANUP_POST_REGSTACK): New constants.
1124 * except.c (finish_eh_generation): Update call of cleanup_cfg,
1125 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
1126 * output.h (cleanup_cfg): Update prototype.
1127 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
1128 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
1129 cleanup_cfg call; kill missleading comment.
1130 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
1131 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
1132 parameter; control optimizations performed using it.
1133 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1134 try_crossjump_bb): New functions.
1136 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1138 * pa.c (pa_output_function_prologue): Delete prototype. Make function
1140 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
1141 pa_output_function_prologue.
1142 * pa-protos.h (pa_output_function_prologue): New prototype.
1144 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1146 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
1147 and low to get correct sign extension in low+high test.
1149 2001-07-11 Janis Johnson <janis@us.ibm.com>
1151 * gcov.c (arcdata): Use gcov_type to fix branch percentage
1152 for large hit count.
1154 * profile.c (branch_prob): Fix .bbg info for computed gotos
1157 2001-07-11 Mark Mitchell <mark@codesourcery.com>
1159 * stmt.c (parse_output_constraint): New function, split out
1161 (expand_asm_operands): ... here. Use parse_output_constraint.
1162 * tree.h (parse_output_constraint): Declare it.
1164 2001-07-11 Richard Henderson <rth@redhat.com>
1166 * bitmap.c: Comment some functions; fiddle whitespace.
1167 (bitmap_free): Don't export.
1168 (bitmap_element_allocate): Use memset.
1169 * bitmap.h (bitmap_free): Don't declare.
1171 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
1173 * gcse.c, lcm.c, sched-deps.c:
1174 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
1176 * flow.c (flow_loops_find): Free dom if we found no loops, since
1177 we aren't going to save it.
1179 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
1182 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
1184 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
1186 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1188 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
1189 #ifndef DWARF2_DEBUGGING_INFO.
1191 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1193 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
1195 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1197 * config/mips/mips.c (gen_int_relational): Tell the caller not to
1198 reverse a branch if a NE comparison is implemented with GTU.
1200 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1201 H.J. Lu <hjl@gnu.org>
1203 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
1205 (call_internal2): Likewise.
1206 (call_value_internal1): Likewise.
1207 (call_value_internal2): Likewise.
1208 (call_value_multiple_internal1): Likewise.
1209 (call_value_multiple_internal2): Likewise.
1211 2001-07-10 Kazu Hirata <kazu@hxi.com>
1213 * calls.c (emit_library_call_value_1): Fix a comment typo.
1214 * dwarf2out.c (mem_loc_descriptor): Likewise.
1215 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
1217 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
1219 * simplify-rtx.c (simplify_subreg): Fix typo in comment
1221 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1223 * recog.c (offsettable_address_p): Handle LO_SUM case.
1224 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
1225 instead of plus_constant.
1227 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1229 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
1230 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
1232 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1234 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
1235 adjust_address_nv instead of plus_constant.
1237 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
1239 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
1240 dwarf2out.o): Depend on debug.h, wrap long lines.
1241 * dbxout.c: Include debug.h.
1242 (dbx_debug_hooks): New.
1243 (dbxout_init): Make static, take just 2 args.
1244 (dbxout_finish): Make static.
1245 * dbxout.h (dbxout_init, dbxout_finish): Delete.
1246 * debug.c: New file.
1247 * debug.h: New file.
1248 * dwarf2out.c: Include debug.h.
1249 (dwarf2_debug_hooks): New.
1250 (dwarf2out_init): Make static.
1251 (dwarf2out_finish): Make static, take 2 args.
1252 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
1253 * dwarfout.c: Include debug.h.
1254 (dwarf_debug_hooks): New.
1255 (dwarfout_init): Make static.
1256 (dwarfout_finish): Make static, take 2 args.
1257 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
1258 * sdbout.c: Include debug.h.
1259 (sdb_debug_hooks): New.
1260 (sdbout_init): Make static, take 2 args.
1261 * sdbout.h (sdbout_init): Delete.
1262 * toplev.c: Include debug.h.
1264 (compile_file): Set deubg_hooks based on command line options.
1265 Use the hooks unconditionally rather than conditional compilation.
1267 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
1269 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
1270 first_insn_after_basic_block_note instead.
1272 * df.c (df_bb_refs_unlink): #if 0 out for now.
1274 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
1276 * ssa.h: Add prototype for ssa_const_prop
1277 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
1278 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
1279 (ssa_fast_dce): Remove unused variable
1281 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1283 * diagnostic.c (finish_diagnostic): Rename to
1284 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
1287 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
1289 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
1292 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
1293 (dump_file): Only pad the demangled name with spaces if the
1294 mangled name was padded with spaces.
1296 2001-07-10 Bernd Schmidt <bernds@redhat.com>
1298 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
1301 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1303 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
1304 extraction if no direct load if either EXPAND_CONST_ADDRESS or
1307 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
1308 whether can put offset inside LO_SUM to check mode alignment, not size.
1310 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1312 * doc/tm.texi (Misc): Fix thinko.
1314 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
1316 * regmove.c (replace_in_call_usage): Fix warnings.
1317 * sched-deps.c (add_dependence): Fix warnings.
1318 * simplify-rtx.c (simplify_subreg): Likewise.
1319 Return NULL_RTX instead of NULL.
1321 * reg-stack.c (emit_swap_insn): Eliminate warnings.
1322 (subst_asm_stack_regs): Likewise.
1324 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
1327 * dwarf2out.c (output_call_frame_info): Declare i as int.
1328 (build_abbrev_table): Declare n_alloc as int.
1329 (dwarf2out_finish): Initialize die.
1330 * except.c: Declare sjlj_funcdef_number as unsigned.
1331 (connect_post_landing_pads): Declare j as unsigned.
1332 (convert_to_eh_region_ranges): Initialize call_site.
1333 (output_function_exception_table): Initialize tt_format_size.
1334 * expr.c (move_by_pieces_1): Initialize to1.
1335 (store_constructor): Initialize minelt and maxelt.
1336 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
1337 * function.c (instantiate_decls): Avoid signed/unsigned warning.
1339 * c-decl.c (combine_parm_decls): Unused, remove.
1340 * c-tree.h: Remove prototype for combine_parm_decls.
1342 * reload.c (push_reload): Fix warning.
1343 (regno_clobbered_p): Likewise.
1344 * reload1.c (replace_pseudos_in_call_usage): Likewise.
1345 (reload_combine): Likewise.
1347 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
1348 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
1350 * bitmap.c (bitmap_operation): Change user.
1351 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
1353 2001-07-10 Eric Christopher <echristo@redhat.com>
1355 * config/mips/mips.c (override_options): Fix typo.
1357 2001-07-09 Stan Shebs <shebs@apple.com>
1359 * target.h (struct gcc_target): New fields init_builtins and
1361 * target-def.h (TARGET_INIT_BUILTINS): New macro.
1362 (TARGET_EXPAND_BUILTIN): New macro.
1363 (TARGET_INITIALIZER): Add them.
1364 * builtins.c: Include target.h.
1365 (expand_builtin): Use targetm.expand_builtin.
1366 (default_init_builtins): New function.
1367 (default_expand_builtin): New function.
1368 * expr.h (default_init_builtins): Declare.
1369 (default_expand_builtin): Declare.
1370 * c-common.c (c_common_nodes_and_builtins): Use
1371 targetm.init_builtins.
1372 * defaults.h (MD_INIT_BUILTINS): Remove.
1373 * Makefile.in (builtins.o): Depend on target.h.
1375 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
1376 (TARGET_EXPAND_BUILTIN): Define.
1377 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
1378 (MD_EXPAND_BUILTIN): Remove.
1380 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
1381 (TARGET_EXPAND_BUILTIN): Define.
1382 (c4x_init_builtins): Make endlink arg a local.
1383 (c4x_print_operand): Fix typos in adjust_address usages.
1384 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
1385 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
1386 (MD_EXPAND_BUILTIN): Remove.
1388 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
1389 (TARGET_EXPAND_BUILTIN): Define.
1390 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
1391 (ix86_init_builtins): Call new function only if TARGET_MMX.
1392 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
1393 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
1394 (MD_EXPAND_BUILTIN): Remove.
1396 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
1397 (TARGET_EXPAND_BUILTIN): Define.
1398 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
1399 (MD_EXPAND_BUILTIN): Remove.
1401 * doc/tm.texi: Document these changes.
1403 2001-07-09 Diego Novillo <dnovillo@redhat.com>
1405 * basic-block.h (tree_node): Forward declare if needed.
1406 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
1407 (BLOCK_HEAD_TREE): Define.
1408 (BLOCK_END_TREE): Define.
1409 (struct loops): Rename field 'tree' to 'tree_root'.
1410 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
1412 (flow_loops_tree_build): Rename reference to field 'tree' to
1414 (flow_loops_level_compute): Ditto.
1415 * predict.c (estimate_bb_frequencies): Ditto.
1416 * tree.h (struct tree_common): Add field 'aux'.
1418 2001-07-09 Stan Shebs <shebs@apple.com>
1420 * config/darwin.c (darwin_encode_section_info): Don't mark any
1421 DECL_EXTERNAL node as defined.
1423 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1425 * pa.c (pa_init_machine_status, pa_mark_machine_status,
1426 pa_free_machine_status, hppa_init_pic_save): Delete.
1427 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
1428 (hppa_profile_hook): Use hppa_pic_save_rtx.
1429 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
1430 hppa_init_pic_save): Delete.
1431 (hppa_pic_save_rtx): Declare.
1432 * pa.md (call, call_value, sibcall, sibcall_value,
1433 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
1435 2001-07-09 Kazu Hirata <kazu@hxi.com>
1437 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
1438 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
1440 2001-07-09 Andreas Jaeger <aj@suse.de>
1442 * output.h: Add declaration of final_forward_branch_p.
1444 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
1446 * varray.c: Include errors.h for internal_error and trim_filename
1449 * Makefile.in (varray.o): Add errors.h.
1451 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
1453 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
1454 * optabs.c (have_add2_insn): Check whether the add insn chosen
1455 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
1456 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
1458 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
1460 * Makefile.in (OBJS): Add ssa-ccp.o
1461 (ssa-ccp.o): Add dependencies.
1462 * toplev.c (DFI_ssa_ccp): New dump file enum.
1463 (dump_file): Add entry for dumping after SSA CCP.
1464 (flag_ssa_ccp): New flag variable.
1465 (f_options): Add -fssa-ccp.
1466 (rest_of_compilation): Run SSA CCP if requested.
1467 * timevar.def (TV_SSA_CCP): New timevar.
1468 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
1469 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
1470 Fix minor typo in SSA DCE documentation.
1471 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
1472 Add documentation for new dump option. Renumber dump files
1475 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1477 * emit-rtl.c (gen_highpart_mode): New.
1478 * rtl.h (gen_highpart_mode): Declare.
1479 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
1480 operand can be VOIDmode constant.
1482 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1484 * flow.c (redirect_edge_and_branch_force): New.
1485 (can_fallthru): Ensure that basic blocks are succeeding.
1486 (try_optimize_cfg): Do not delete basic block if it is the last one.
1488 * flow.c (try_redirect_by_replacing_jump): Do not remove
1489 jumps with side effects, unlink chain on fallthru edge;
1490 set block for new jump instruction; avoid basic block to
1491 over by line number note.
1493 * flow.c (try_simplify_condjump): Verify that the condjump
1494 is not always falling trought.
1497 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
1499 * flow.c (forwarder_block_p): Fix for fallthru blocks.
1500 (try_redirect_by_replacing_jump): Update properly the count
1501 and frequency information.
1503 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1505 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
1506 address that is a LO_SUM specially.
1507 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
1509 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
1511 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
1512 (operand_subword): Use them.
1513 (change_address_1): Renamed from change_address; new arg VALIDATE.
1514 * expr.h: Reflect above changes; change_address now macro.
1515 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
1517 * cselib.c (add_mem_for_addr): Likewise.
1518 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
1519 * regmove.c (try_apply_stack_adjustment): Likewise.
1520 * reload.c (push_reload, make_memloc): Likewise.
1521 * reload1.c (eliminate_regs): Likewise.
1522 * simplify-rtx.c (simplify_replace_rtx): Likewise.
1523 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
1525 * combine.c (make_extraction, simplify_shift_const): Likewise.
1526 (gen_lowpart_for_combine): Likewise.
1527 * cse.c (gen_lowpart_if_possible): Likewise.
1528 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
1529 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
1530 * optabs.c (gen_move_insn): Likewise.
1531 * reload1.c (alter_reg): Likewise.
1532 * simplify-rtx.c (simplify_subreg): Likewise.
1533 * stmt.c (expand_anon_union_decl): Likewise.
1534 * recog.c (validate_replace_rtx_1): Likewise.
1536 * Makefile.in (recog.o): Add $(EXPR_H).
1537 * explow.c (stabilize): Call replace_equiv_address.
1538 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
1539 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
1541 2001-07-03 Andrew Haley <aph@redhat.com>
1543 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
1544 the mode of the memory location.
1546 2001-07-09 Bo Thorsen <bo@suse.co.uk>
1548 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
1550 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
1552 * final.c (output_addr_const): Use target opening and
1553 closing parentheses.
1554 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
1555 defaults, add to TARGET_ASM_OUT.
1556 * target.h (struct gcc_target): Add open_paren and close_paren.
1557 * doc/md.texi: Update.
1558 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
1559 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
1560 TARGET_ASM_CLOSE_PAREN.
1561 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1563 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1565 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1566 * config/a29k/a29k.h: Similarly.
1567 * config/alpha/alpha.h: Similarly.
1568 * config/arc/arc.h: Similarly.
1569 * config/arm/aof.h: Similarly.
1570 * config/arm/aout.h: Similarly.
1571 * config/avr/avr.h: Similarly.
1572 * config/c4x/c4x.h: Similarly.
1573 * config/clipper/clipper.h: Similarly.
1574 * config/convex/convex.h: Similarly.
1575 * config/d30v/d30v.h: Similarly.
1576 * config/dsp16xx/dsp16xx.h: Similarly.
1577 * config/elxsi/elxsi.h: Similarly.
1578 * config/fr30/fr30.h: Similarly.
1579 * config/h8300/h8300.h: Similarly.
1580 * config/i370/i370.h: Similarly.
1581 * config/i386/i386.h: Similarly.
1582 * config/i860/i860.h: Similarly.
1583 * config/i960/i960.h: Similarly.
1584 * config/ia64/ia64.h: Similarly.
1585 * config/m32r/m32r.h: Similarly.
1586 * config/m68hc11/m68hc11.h: Similarly.
1587 * config/m68k/m68k.h: Similarly.
1588 * config/m88k/m88k.h: Similarly.
1589 * config/mcore/mcore.h: Similarly.
1590 * config/mips/mips.h: Similarly.
1591 * config/mn10200/mn10200.h: Similarly.
1592 * config/mn10300/mn10300.h: Similarly.
1593 * config/ns32k/ns32k.h: Similarly.
1594 * config/pa/pa.h: Similarly.
1595 * config/pdp11/pdp11.h: Similarly.
1596 * config/pj/pj.h: Similarly.
1597 * config/romp/romp.h: Similarly.
1598 * config/rs6000/rs6000.h: Similarly.
1599 * config/sh/sh.h: Similarly.
1600 * config/sparc/sparc.h: Similarly.
1601 * config/v850/v850.h: Similarly.
1602 * config/vax/vax.h: Similarly.
1603 * config/we32k/we32k.h: Similarly.
1605 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
1607 * doc/c-tree.texi: Document representation of attributes.
1609 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1611 * doc/tm.texi: Update some places for the rename of target to
1614 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1616 * target.h (struct gcc_target): Add insert_attributes.
1617 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
1618 (TARGET_INITIALIZER): Update.
1619 * tree.c, tree.h (default_insert_attributes): New function.
1620 Update comments on other default functions to refer to targetm,
1622 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
1623 TARGET_INSERT_ATTRIBUTES.
1624 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
1625 * c-common.c (decl_attributes): Use targetm.insert_attributes.
1626 Don't use PRAGMA_INSERT_ATTRIBUTES.
1627 * Makefile.in (c-common.o): Depend on $(TARGET_H).
1628 * c-decl.c (start_decl, start_function): Don't call
1629 SET_DEFAULT_DECL_ATTRIBUTES.
1630 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1631 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
1633 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
1634 (c4x_check_attribute): Avoid modifying attribute list itself.
1635 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
1637 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
1638 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
1640 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
1641 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
1643 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1644 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
1646 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
1647 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
1648 Adjust parameters. Make static.
1650 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1652 * c-common.c (decl_attributes): Only take a single attributes
1654 * c-common.h (decl_attributes): Update prototype.
1655 * c-decl.c (start_decl, start_function): Only take a single
1656 attributes parameter. Update calls to decl_attributes.
1657 (finish_struct, finish_enum): Update calls to decl_attributes.
1658 (push_parm_decl): Expect unified list of attributes. Update call
1660 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
1661 notype_nested_function, component_declarator,
1662 component_notype_declarator, label): Update calls to
1664 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
1665 lists that are passed to push_parm_decl.
1666 * c-tree.h (start_function, start_decl): Update prototypes.
1667 * config/sh/sh-protos.h, config/sh/sh.c
1668 (sh_pragma_insert_attributes): Only take a single attributes
1670 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
1671 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
1672 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
1673 build_module_descriptor, generate_static_references,
1674 generate_strings, build_selector_translation_table,
1675 generate_descriptor_table, generate_protocols,
1676 generate_ivars_list, generate_dispatch_table,
1677 generate_protocol_list, generate_category,
1678 generate_shared_structures, really_start_method, add_objc_decls,
1679 generate_classref_translation_entry): Update calls to start_decl
1681 (build_tmp_function_decl, start_method_def): Unify attribute lists
1682 that are passed to push_parm_decl.
1684 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
1686 * final.c (no_asm_to_stream): New.
1687 (final_scan_insn): Use target structures for prologue ends
1688 and epilogue starts.
1689 * output.h (no_asm_to_stream): New.
1690 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
1691 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
1692 (TARGET_ASM_OUT): Update.
1693 * target.h (struct gcc_target): New members function_end_prologue
1694 and function_begin_epilogue.
1695 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
1696 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
1697 * config/alpha/alpha.c (output_end_prologue): Rename to
1698 alpha_output_function_end_prologue. Use in target struct
1700 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
1701 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
1702 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
1703 ia64_output_function_end_prologue. Use in target struct
1705 (ia64_function_prologue, ia64_funciton_epilogue): Rename
1706 mistyped prototypes.
1707 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
1708 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
1710 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
1711 an use in target struct, make static.
1712 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
1715 2001-07-08 Richard Henderson <rth@redhat.com>
1717 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
1719 2001-07-08 Richard Henderson <rth@redhat.com>
1721 * config/i386/i386.md: Remove constraints strings from define_split
1722 and define_peephole2 patterns.
1723 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
1724 (eh_return): Use them.
1726 2001-07-08 Richard Henderson <rth@redhat.com>
1728 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
1729 Document MD_FALLBACK_FRAME_STATE_FOR.
1731 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1733 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
1734 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
1736 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
1738 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
1740 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
1741 of the label inside NAME as opposed to just the end of NAME.
1743 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
1745 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
1746 * config/alpha/alpha.c (alpha_init_machine_status,
1747 alpha_mark_machine_status, alpha_free_machine_status): Delete.
1748 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
1749 (vms_valid_decl_attribute_p): Make static, conditionally compile.
1750 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
1752 2001-07-06 Stan Shebs <shebs@apple.com>
1754 * target.h (targetm): Rename global from "target", so as not to
1755 conflict with local variables.
1757 * c-typeck.c: Ditto.
1761 * cp/decl2.c: Ditto.
1762 * cp/typeck.c: Ditto.
1763 * 1750a/1750a.c: Ditto.
1764 * a29k/a29k.c: Ditto.
1768 * clipper/clipper.c: Ditto.
1769 * convex/convex.c: Ditto.
1770 * d30v/d30v.c: Ditto.
1771 * dsp16xx/dsp16xx.c: Ditto.
1772 * elxsi/elxsi.c: Ditto.
1773 * fr30/fr30.c: Ditto.
1774 * h8300/h8300.c: Ditto.
1775 * i370/i370.c: Ditto.
1776 * i386/i386.c: Ditto.
1777 * i860/i860.c: Ditto.
1778 * i960/i960.c: Ditto.
1779 * ia64/ia64.c: Ditto.
1780 * m32r/m32r.c: Ditto.
1781 * m68hc11/m68hc11.c: Ditto.
1782 * m68k/m68k.c: Ditto.
1783 * m88k/m88k.c: Ditto.
1784 * mips/mips.c: Ditto.
1785 * ns32k/ns32k.c: Ditto.
1787 * pdp11/pdp11.c: Ditto.
1788 * romp/romp.c: Ditto.
1789 * rs6000/rs6000.c: Ditto.
1791 * sparc/sparc.c: Ditto.
1793 * we32k/we32k.c: Ditto.
1794 * doc/tm.texi: Update the manual to match.
1796 2001-07-06 Richard Henderson <rth@redhat.com>
1798 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
1799 DWARF2_UNWIND_INFO not just whether it is defined.
1801 2001-07-06 Diego Novillo <dnovillo@redhat.com>
1803 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
1804 call to simplify_binary_operation returns a new pattern.
1806 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1808 * glimits.h (__SHRT_MAX__): New.
1809 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
1810 (SHRT_MAX): Define in terms of __SHRT_MAX__.
1812 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
1814 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
1817 2001-07-06 Richard Henderson <rth@redhat.com>
1819 * bitmap.c (bitmap_release_memory): Move adjacent to the
1820 allocation functions.
1821 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
1822 the implementation. Binary search for the set bit.
1823 (bitmap_union_of_diff): Allocate the temporary on the stack
1824 instead of using xmalloc.
1826 2001-07-06 Richard Henderson <rth@redhat.com>
1828 * genrecog.c (validate_pattern): Warn for constraints in
1829 define_{expand,split,peephole2}. Remove strict_low_part
1830 before looking up match_dup.
1832 2001-07-06 DJ Delorie <dj@redhat.com>
1834 * doc/gcc.texi (Makefile): Rename to be a more general purpose
1835 chapter about various build hints and history. Add section
1836 talking about the various types of native and cross builds.
1838 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
1840 * Makefile.in (final.o): Depend on target.h.
1841 * final.c: Include target.h.
1842 (default_function_pro_epilogue): New.
1843 (final_start_function): Use target structure for function prologues.
1844 (final_end_function): Use target structure for function epilogues.
1845 * fold-const.c (real_hex_to_f): Constify s and p.
1846 * output.h (default_function_pro_epilogue): New.
1847 * real.h (real_hex_to_f): Update prototype.
1848 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
1849 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
1850 (TARGET_INITIALIZER): Update.
1851 * target.h (gcc_target): Add struct asm_out.
1852 * doc/tm.texi: Update.
1855 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
1856 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
1857 in cpu/cpu.c, or rename old functions consistently. Take
1858 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
1859 redundant macros and prototypes. Make new functions static.
1861 * 1750a/1750a.c: Similarly.
1862 * 1750a/1750a.h: Similarly.
1863 * a29k/a29k-protos.h: Similarly.
1864 * a29k/a29k.c: Similarly.
1865 * a29k/a29k.h: Similarly.
1866 * arc/arc-protos.h: Similarly.
1867 * arc/arc.c: Similarly.
1868 * arc/arc.h: Similarly.
1869 * arm/arm-protos.h: Similarly.
1870 * arm/arm.c: Similarly.
1871 * arm/arm.h: Similarly.
1872 * avr/avr-protos.h: Similarly.
1873 * avr/avr.c: Similarly.
1874 * avr/avr.h: Similarly.
1875 * clipper/clipper-protos.h: Similarly.
1876 * clipper/clipper.c: Similarly.
1877 * clipper/clipper.h: Similarly.
1878 * convex/convex.c: Similarly.
1879 * convex/convex.h: Similarly.
1880 * d30v/d30v-protos.h: Similarly.
1881 * d30v/d30v.c: Similarly.
1882 * d30v/d30v.h: Similarly.
1883 * d30v/d30v.md: Similarly.
1884 * dsp16xx/dsp16xx-protos.h: Similarly.
1885 * dsp16xx/dsp16xx.c: Similarly.
1886 * dsp16xx/dsp16xx.h: Similarly.
1887 * elxsi/elxsi.c: Similarly.
1888 * elxsi/elxsi.h: Similarly.
1889 * fr30/fr30.c: Similarly.
1890 * fr30/fr30.md: Similarly.
1891 * h8300/h8300-protos.h: Similarly.
1892 * h8300/h8300.c: Similarly.
1893 * h8300/h8300.h: Similarly.
1894 * i370/i370-protos.h: Similarly.
1895 * i370/i370.c: Similarly.
1896 * i370/i370.h: Similarly.
1897 * i386/i386.c: Similarly.
1898 * i386/osf1elf.h: Similarly.
1899 * i386/osfrose.h: Similarly.
1900 * i860/i860-protos.h: Similarly.
1901 * i860/i860.c: Similarly.
1902 * i860/i860.h: Similarly.
1903 * i960/i960-protos.h: Similarly.
1904 * i960/i960.c: Similarly.
1905 * i960/i960.h: Similarly.
1906 * ia64/ia64-protos.h: Similarly.
1907 * ia64/ia64.c: Similarly.
1908 * ia64/ia64.h: Similarly.
1909 * m32r/m32r-protos.h: Similarly.
1910 * m32r/m32r.c: Similarly.
1911 * m32r/m32r.h: Similarly.
1912 * m68hc11/m68hc11-protos.h: Similarly.
1913 * m68hc11/m68hc11.c: Similarly.
1914 * m68hc11/m68hc11.h: Similarly.
1915 * m68k/crds.h: Similarly.
1916 * m68k/dpx2.h: Similarly.
1917 * m68k/m68k-protos.h: Similarly.
1918 * m68k/m68k.c: Similarly.
1919 * m68k/m68k.h: Similarly.
1920 * m68k/news.h: Similarly.
1921 * m88k/m88k-protos.h: Similarly.
1922 * m88k/m88k.c: Similarly.
1923 * m88k/m88k.h: Similarly.
1924 * mips/mips-protos.h: Similarly.
1925 * mips/mips.c: Similarly.
1926 * mips/mips.h: Similarly.
1927 * ns32k/merlin.h: Similarly.
1928 * ns32k/ns32k.c: Similarly.
1929 * ns32k/ns32k.h: Similarly.
1930 * ns32k/tek6000.h: Similarly.
1931 * pa/pa-protos.h: Similarly.
1932 * pa/pa.c: Similarly.
1933 * pa/pa.h: Similarly.
1934 * pdp11/2bsd.h: Similarly.
1935 * pdp11/pdp11-protos.h: Similarly.
1936 * pdp11/pdp11.c: Similarly.
1937 * pdp11/pdp11.h: Similarly.
1938 * romp/romp-protos.h: Similarly.
1939 * romp/romp.c: Similarly.
1940 * romp/romp.h: Similarly.
1941 * rs6000/rs6000-protos.h: Similarly.
1942 * rs6000/rs6000.c: Similarly.
1943 * rs6000/rs6000.h: Similarly.
1944 * rs6000/sysv4.h: Similarly.
1945 * sh/sh-protos.h: Similarly.
1946 * sh/sh.c: Similarly.
1947 * sh/sh.h: Similarly.
1948 * sparc/sparc-protos.h: Similarly.
1949 * sparc/sparc.c: Similarly.
1950 * sparc/sparc.h: Similarly.
1951 * vax/vax.c: Similarly.
1952 * vax/vax.h: Similarly.
1953 * vax/vms.h: Similarly.
1954 * we32k/we32k.c: Similarly.
1955 * we32k/we32k.h: Similarly.
1957 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
1959 * basic-block.h (first_insn_after_basic_block_note): Declare.
1960 * flow.c (first_insn_after_basic_block_note): Define. Moved
1962 * ssa.c (first_insn_after_basic_block_note): Remove.
1963 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
1965 (ssa_eliminate_dead_code): Properly update the CFG and PHI
1966 nodes when we find a dead conditional branch. Insert BARRIERs
1967 after any blocks with no successors, but which do not have
1970 2001-07-06 Zack Weinberg <zackw@stanford.edu>
1972 * varray.c (varray_check_failed): Use internal_error.
1974 2001-07-05 Andrew Haley <aph@redhat.com>
1976 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
1977 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
1978 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
1980 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
1982 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
1983 reference if the target constant is also a SYMBOL_REF.
1985 2001-07-05 Eric Christopher <echristo@redhat.com>
1987 * config/mips/mips.h (MASK_MIPS3900): Remove.
1988 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
1989 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
1990 (TARGET_MIPS3900): Change to use mips_arch.
1991 (TARGET_MIPS4000): New.
1992 (TARGET_MIPS4100): New.
1993 (TARGET_MIPS4300): New.
1994 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
1995 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
1997 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
1998 (ISA_HAS_BRANCHLIKELY): To here.
1999 (CC1_CPU_SPEC): New.
2000 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
2001 (mips_arch_string): Declare.
2002 (mips_arch): Declare.
2003 (TARGET_OPTIONS): Add -march and -mtune.
2005 * config/mips/mips.c (mips_arch_string): New.
2007 (override_options): Handle -march for codegen and -mtune
2008 for scheduling. Use mips_arch. Move tx39 target default here.
2009 (mips_parse_cpu): Move error message to override_options.
2011 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
2013 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
2015 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
2016 (MIPS Options): Ditto. Change mcpu entry to historical text.
2018 2001-07-05 H.J. Lu (hjl@gnu.org)
2020 * config/mips/mips.c (mips_parse_cpu): New function to parse
2023 2001-07-05 Jim Wilson <wilson@redhat.com>
2025 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
2026 * config/ia64/t-ia64: Likewise.
2027 (LIB1ASMFUNCS): Update comment.
2029 2001-07-05 David Edelsohn <edelsohn@gnu.org>
2031 * doc/install.texi (Install GCC: Binaries): Fix typo.
2033 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2035 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
2036 reference using the stack pointer, adjust it since we push Y
2038 ("*ashrsi3"): Likewise.
2039 ("*lshrsi3"): Likewise.
2041 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2043 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
2044 when -fomit-frame-pointer is used.
2046 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
2048 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
2049 (try_redirect_by_replacing_jump): Reverse updating properly the
2050 count and frequency information. Reverse removing cc0 setter.
2051 (forwarder_block_p): Reverse fixing for fallthru blocks.
2053 2001-07-05 DJ Delorie <dj@redhat.com>
2055 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
2056 (translate_options): If the above is defined, use it to map
2057 given options to new options.
2058 * doc/tm.texi: Document it.
2060 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
2061 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2063 * doc/invoke.texi (Optimize Options): Document that -fgcse may
2064 cause programs using computed gotos to run more slowly.
2066 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2068 * doc/install.texi (Specific): Markup, spelling and typo fixes.
2070 Consistently require binutils 2.11.2, not prereleases.
2071 (Specific, decstation-*): Canonicalize as mips-dec-*.
2072 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
2074 (Specific, m68k-altos): Removed reference to README.altos, deleted.
2075 (Specific, mips-*): Reword MIPS C compiler requirements.
2076 (Specific, powerpc*-*-*): New, mention --with-cpu once.
2077 (Specific, sunv5): Removed, obsolete.
2079 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
2081 * dwarf2out.c (output_loc_list): Use an all ones mask for
2082 .text asm output and don't rely on long long
2083 literals. Reformat some long lines.
2085 2001-07-05 Andreas Jaeger <aj@suse.de>
2087 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
2090 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2092 * dwarf2out.c (dwarf2out_define): Update comment.
2093 (dwarf2out_undef): Ditto.
2094 (dwarf2out_start_source_file): Ditto.
2095 (dwarf2out_end_source_file): Ditto.
2096 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
2097 since we never call the start/end debug hook for the primary file.
2099 2001-07-04 Kazu Hirata <kazu@hxi.com>
2101 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
2104 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2106 * cppinit.c (remove_dup_dirs): Inform if a system include
2107 directory is being reordered.
2108 * doc/invoke.texi (Directory Options): GCC warns if you hide a
2110 * doc/cpp.texi (Search Paths): Likewise.
2111 * doc/gcc.texi (Interoperation): Remove information about
2114 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2116 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
2117 (VARRAY_TOP_CHAR_PTR): Likewise.
2119 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2121 * gcc.c (process_command): Don't assign elements of a const char*.
2123 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2125 * emit-rtl.c (change_address): Don't abort if invalid address while
2126 reload is in progress.
2128 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2130 * c-lex.c (cb_file_change): Pass line number to
2131 debug_start_source_file.
2132 (cb_undefine): Pass correct line number to debug_undef.
2134 * toplev.c (debug_start_source_file): Add line number to
2135 parameters. Pass it along to dwarf2out_start_source_file.
2136 (decode_g_option): Stop resetting debug level back to normal when
2137 we change debug formats, unless the current level is
2138 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
2141 * toplev.h (debug_start_source_file): Add line number to
2144 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
2147 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
2149 Output debug_macinfo data for starting file if requested.
2150 (dwarf2out_end_source_file): Output debug_macinfo data for ending
2152 (dwarf2out_define): Output debug_macinfo data for defining a macro
2154 (dwarf2out_undef): Output debug_macinfo data for undefining a
2156 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
2157 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
2158 (macinfo_section_label): New. DWARF2 macro info section label.
2159 (dwarf2out_init): If we want macro info, output the start label
2161 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
2162 attribute to the compilation unit die pointing to the macro info.
2164 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2166 * dwarf2out.c (new_loc_list): Move to inside #ifdef
2167 DWARF2_DEBUGGING_INFO.
2168 (add_loc_descr_to_loc_list): Ditto.
2169 (output_loc_list): Ditto.
2170 Also, fix thinko in curr not being initialized.
2171 (gen_internal_sym): Ditto.
2173 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2175 * emit-rtl.c (replace_equiv_address): New function.
2176 * expr.h (replace_equiv_address): New declaration.
2177 * explow.c (validize_mem): Call it instead of change_address and
2178 also call if -fforce-addr and address is constant.
2179 * expr.c: Replace more calls to change_address with adjust_address
2180 and/or replace_equiv_address or to validize_mem.
2181 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
2182 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
2183 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2184 * config/i370/i370.md, config/i860/i860.md: Likewise.
2185 * config/i960/i960.md, config/mips/mips.c: Likewise.
2186 * config/mips/mips.md, config/pa/pa.md: Likewise.
2187 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
2188 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
2190 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2192 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
2194 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
2197 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
2199 * doc/include: New directory.
2200 * doc/fdl.texi: Move to doc/include/fdl.texi.
2201 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
2202 * doc/include/funding.texi, doc/include/gpl.texi: New files.
2203 * doc/gcc.texi: Use funding.texi and gpl.texi.
2204 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
2205 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
2206 Update dependencies and use -I $(docdir)/include.
2208 2001-07-04 Anthony Green <green@redhat.com>
2210 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
2212 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2214 * doc/install.texi (sparc64-*-*): Remove garbage.
2216 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
2218 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
2219 Fix typo in last change to use adjust_address.
2221 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2223 * doc/install.texi (Specific): Update information for *-*-solaris*.
2225 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2227 * explow.c (plus_constant_wide): Reinitialize Y for restart.
2229 2001-07-03 Stan Shebs <shebs@apple.com>
2231 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
2232 case for flag_no_mach_text_sections.
2233 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
2234 * config/darwin.c (flag_no_mach_text_sections): Remove.
2235 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
2237 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2239 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
2240 and avoid checking for constant as first operand.
2241 * recog.c (find_constant_term_loc): No longer static.
2242 (adj_offettable_operand): Delete.
2243 * rtl.h (adj_offsettable_operand): Delete declaration.
2244 (find_constant_term): Add declaration.
2245 * caller-save.c: Replace calls to adj_offsettable_operand with calls
2247 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
2248 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
2249 * config/i386/i386.c, config/i386/i386.md: Likewise.
2250 * config/i860/i860.c, config/i960/i960.c: Likewise.
2251 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
2252 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
2253 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
2254 * config/mips/mips.c, config/mips/mips.md: Likewise.
2255 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
2256 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
2257 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
2258 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
2259 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
2260 * config/ns32k/ns32k.md: Likewise.
2262 2001-07-03 Zack Weinberg <zackw@stanford.edu>
2264 * rtl.c (copy_rtx): Handle 'T' format letter.
2265 * gensupport.c (collect_insn_data): Likewise.
2266 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
2268 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
2270 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
2271 -B option. Use 'dir' not 'foo' as example directory name.
2273 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2275 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2276 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
2278 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2280 * doc/cppinternals.texi: Improve formatting and logical markup.
2282 2001-07-03 Andreas Jaeger <aj@suse.de>
2284 * Makefile.in (insn-recog.o): Add dependency on reload.h.
2286 * genrecog.c (write_header): Include reload.h for prototypes in
2289 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
2292 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
2293 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
2294 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
2295 i386_pe_valid_type_attribute_p): Add.
2296 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
2297 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
2299 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2301 * explow.c (plus_constant_wide, case LO_SUM): New case.
2302 (plus_constant_for_output_wide): Delete.
2303 * rtl.h (plus_constant_for_output): Delete.
2304 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
2305 instead of plus_constant_for_output.
2306 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
2307 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
2308 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
2309 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
2310 * config/sparc/sparc.md: Likewise.
2311 Convert some change_address calls to adjust_address.
2313 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2315 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
2316 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
2317 documentation of -std and -Wwrite-strings.
2319 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2321 * cse.c (canon_hash): Don't register registers in very small
2322 register classes, as extending their lifetime might cause
2325 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2327 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
2329 * flow.c (forwarder_block_p): Fix for fallthru blocks.
2330 (try_redirect_by_replacing_jump): Update properly the count
2331 and frequency information.
2333 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
2335 * toplev.c (dump_file_index): Move SSA dumps just after first
2337 (dump_file): Corresponding changes.
2338 (rest_of_compilation): Move SSA path to just after the first
2340 * doc/gcc.texi (Passes): Update due to movement of SSA path.
2341 * doc/invoke.texi: Update dump file #s as they were completely
2342 out of date with reality.
2344 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2346 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
2348 * expr.c (emit_move_insn_1): Deal with non-default
2351 * expr.c (emit_single_push_insn): Fix warning.
2353 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2355 * expr.c (emit_move_insn_1): Avoid modifying
2356 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
2358 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2360 * emit-rtl.c (adjust_address): New function.
2361 * expr.h (adjust_address): Add declaration.
2362 * builtins.c: Replace some calls to change_address with calls to it
2364 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
2365 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
2366 * config/arm/arm.c, config/convex/convex.c: Likewise.
2367 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2368 * config/i386/i386.c, config/i386/i386.md: Likewise.
2369 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
2370 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
2371 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
2372 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
2373 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
2375 2001-07-02 Jim Wilson <wilson@redhat.com>
2377 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
2379 2001-07-02 Steve Ellcey <sje@cup.hp.com>
2381 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
2382 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
2384 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2386 * cppinit.c (lang_defaults): New table.
2387 (set_lang): Just read from lang_defaults into the live options
2390 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2392 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
2393 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
2394 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
2396 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2398 * doc/install.texi: Various spelling and markup fixes.
2399 (Installing GCC): Component specific installation instructions are
2402 Warn about removing old install dir in the presence of shared libs.
2403 (Configuration): Invoke with options target to match configure
2405 Consistently refer to gas, gld pathnames.
2406 Invert --enable-multilib documentation.
2407 Remove references to old compiler versions.
2409 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2411 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
2413 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2415 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
2417 (Specific, mips*-sgi-irix5): Note IDO download.
2418 Reworded MIPS C hints.
2419 Use GNU as instead of GAS.
2421 Removed SGI Freeware reference, IRIX 6 only.
2422 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
2423 Note N64 library requirement/workaround.
2425 Complete list of structure passing bug victims.
2427 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2429 * doc/install.texi: Remove CVS Id.
2431 2001-07-02 Andreas Jaeger <aj@suse.de>
2433 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
2434 (find_inherently_necessary): Remove unused variable.
2436 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
2438 * c-common.h (TDI_inlined): New ast dump phase.
2439 (dump_flag_name): New function.
2440 * c-dump.c (dump_files): Add inlined phase.
2441 (dump_flag_name): Define.
2442 * doc/invoke.texi (-fdump-ast-inlined): Document.
2444 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2446 * stor-layout.c (layout_decl): Revert change to handling of alignment
2449 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2451 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
2454 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
2456 * doc/tm.texi (FUNCTION_ARG): Document that the last call
2459 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
2461 * tlink.c (recompile_files): Remove COMPILER_PATH and
2462 LIBRARY_PATH from the environment.
2464 2001-07-01 Zack Weinberg <zackw@stanford.edu>
2466 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
2467 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
2469 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
2471 * c-parse.in (OBJC_STRING): Kill.
2472 (objc_string): Decompose to [objc_string] '@' STRING.
2473 (reswords): Take the leading '@' off all the Objective C keywords.
2474 (objc_rid_sans_at): Kill.
2475 (init_reswords): Don't initialize it.
2476 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
2477 (_yylex): Kill reconsider label. Look ahead one token after
2478 an '@'; if we get an identifier, check whether it's an
2479 Objective C @-keyword. If so, return the keyword. Otherwise,
2480 put back the token and return the '@' as a terminal.
2482 * cpplib.c (lex_macro_node): Remove unnecessary check for
2483 leading '@' on identifier. Clarify control flow and commentary.
2485 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2487 * cse.c (new_label_ref): Variable deleted.
2488 (insert): Remove set of new_label_ref.
2489 (check_for_label_ref): New function.
2490 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
2492 See ChangeLog.5 for earlier changes.