1 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
6 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
7 ("*subhi3_sp): Likewise.
9 ("extendhisi2"): Accept D, X and Y as source operand to avoid
12 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
14 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
15 * config/freebsd.h: Likewise.
16 * config/linux.h: Likewise.
17 * config/openbsd.h: Likewise.
18 * config/alpha/linux-elf.h: Likewise.
19 * config/arm/linux-elf.h: Likewise.
20 * config/d30v/d30v.h: Likewise.
21 * config/fr30/fr30.h: Likewise.
22 * config/ia64/aix.h: Likewise.
23 * config/ia64/ia64.h: Likewise.
24 * config/mips/linux.h: Likewise.
25 * config/pj/pj.h: Likewise.
26 * config/rs6000/linux.h: Likewise.
27 * config/sparc/linux.h: Likewise.
28 * config/sparc/linux64.h: Likewise.
30 2001-07-20 Bruce Korb <bkorb@gnu.org>
32 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
33 because getc() and char* may disagree on signedness.
35 2001-07-20 Richard Henderson <rth@redhat.com>
37 * doc/rtl.texi (REG_DEAD): Update for current semantics.
39 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
40 insns to delete in the presence of cc0 in a jump insn.
42 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
43 Jan Hubicka <jh@suse.cz>
45 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
46 of doing the change by hand.
48 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
50 * rtlanal.c (set_noop_p): Return true for noop jumps.
52 * expr.c (emit_single_push_insn): Add call to push expander.
53 * expr.h (optab_index): Add OTI_push
54 (push_optab): New constant.
55 * genopinit.c (optabs): Add push_optab.
56 * optabs.c (init_optab): Init push optab.
57 * md.texi (push??1): Document
59 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
61 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
62 expand to emit the pattern; put a REG_INC note for push/pop
64 ("movdf", "movdf_internal"): Likewise.
65 ("movsi", "movsi_internal"): Likewise.
66 ("movsf", "movsf_internal"): Likewise.
67 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
69 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
71 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
74 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
76 * params.def: Change default max inline insns to 100.
78 2001-07-20 Diego Novillo <dnovillo@redhat.com>
80 * combine.c (combine_simplify_rtx): Generate a new shift operation
81 when simplifying the first operand of a (neg (ashift)) expression.
83 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
85 * regclass.c (N_REG_INTS): Use only 32 bits per element.
87 2001-07-20 Kelley Cook <kelley.cook@home.com>
89 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
90 information. Move rest into ...
91 (*-*-solaris): ... here. Eliminate redundant information and
92 reword necessary packages section. Delete 4.x assembler bug info.
93 (sparc-sun-*): Merge into ...
94 (sparc-sun-sunos*): here.
96 2001-07-20 Catherine Moore <clm@redhat.com>
98 * config/v850/v850.md (casesi): Generate LABEL_REF
101 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
103 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
104 * i386.c (ix86_zero_extend_to_Pmode): Make global.
105 * i386.md (strclrsi expander): Use it.
107 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
109 * integrate.c (copy_insn_list): handle
110 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
111 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
112 identically as to CODE_LABEL.
114 * fold-const (fold): Convert A/B/C to A/(B*C) and
117 * except.c (connect_post_landing_pads): Delete the RESX insns.
119 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
121 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
123 * config/mips/mips.md (nmadd/nmsub): Use macro.
125 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
127 * cppinit.c (remove_dup_dir): Make static.
128 (remove_dup_dirs): Make static. Only warn about preempting a
129 system directory with a non-system directory.
131 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
133 * ifcvt.c (noce_try_store_flag_constants): Correct order
134 of parameters to trunc_int_for_mode.
136 2001-07-19 Mark Mitchell <mark@codesourcery.com>
138 * reorg.c (fill_simple_delay_slots): If an instruction might throw
139 an exception that will be caught within this function, do not fill
140 its delay slot with any subsequent instruction.
142 2001-07-19 Steve Ellcey <sje@cup.hp.com>
144 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
145 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
146 pointer extension instruction.
147 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
148 * simplify-rtx.c (simplify_unary_operation) Likewise.
149 * explow.c (convert_memory_address) Check value of
150 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
152 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
153 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
154 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
155 Add Multilib Support.
156 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
157 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
158 Add Multilib Support.
159 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
161 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
162 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
163 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
165 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
167 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
168 old and new operands in `<', `3' and `b'.
170 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
172 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
173 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
174 (toplev.o): Don't depend on xcoffout.h.
175 * c-decl.c: Include debug.h
176 (duplicate_decls): Use debug hook.
177 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
178 (dbx_debug_hooks, xcoff_debug_hooks): Update.
179 (dbxout_types): Remove.
180 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
181 * debug.c (do_nothing_debug_hooks): Update.
182 (debug_true_tree, debug_nothing_rtx): New.
183 * debug.h (struct rtx_def): New.
184 (struct gcc_debug_hooks): New hooks ignore_block,
185 outlining_inline_function and label.
186 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
187 dwarf2out_frame_finish): New.
188 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
189 Make static, update prototype.
190 (dwarf2_debug_hooks): Update.
191 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
192 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
193 * dwarfout.c (dwarf_debug_hooks): Update.
194 * emit-rtl.c: Include debug.h.
195 (remove_unnecessary_notes): Use debug hook.
196 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
197 (final_scan_insn): Use debug hook.
198 * integrate.c (output_inline_function): Use debug hook.
199 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
200 (sdb_debug_hooks): Update.
201 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
202 * toplev.c: Don't include xcoffout.h.
203 (note_outlining_of_inline_function, debug_ignore_block): Remove.
204 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
206 * tree.h (dwarf2out_do_frame): Remove.
208 2001-07-19 Catherine Moore <clm@cygnus.com>
210 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
212 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
214 * reload1.c (eliminate_regs_in_insn): When updating a set
215 to the frame pointer to the hardware frame pointer, perform
216 the update always not just when REPLACE is set.
218 * reload1.c (choose_reload_regs): Don't inherit a reload
219 that crosses multiple registers if registers past the first
220 don't fit in the desired class.
222 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
223 when negating constants.
225 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
227 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
228 * doc/tree.texi: Ditto.
230 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
231 Jakub Jelinek <jakub@redhat.com>
233 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
234 (extract_cie_info): Handle "eh" augmentation properly,
236 (struct frame_state, __frame_state_for): New.
238 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
240 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
241 HANDLE_SYSV_PRAGMA): Define.
242 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
244 (copy_object): Caller changed.
246 2001-07-19 Andreas Schwab <schwab@suse.de>
248 * configure.in (assembler dwarf2 debug_line support): Define nop
250 * configure: Regenerated.
252 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
254 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
256 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
257 to conditionally compiled block.
258 (dbx_debug_hooks, xcoff_debug_hooks): Update.
259 * dbxout.h (dbxout_function): Remove.
260 * debug.c (do_nothing_debug_hooks): Update.
261 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
262 global_decl, deferred_inline_function.
263 * dwarf2out.c (dwarf2_debug_hooks): Update.
264 (dwarf2out_global_decl): New.
265 * dwarfout.c: Don't include dwarfout.h.
266 (dwarfout_global_decl, dwarfout_function_decl,
267 dwarfout_deferred_inline_function): New.
268 (dwarf_debug_hooks): Update.
269 * dwarfout.h: Remove.
270 * final.c: Don't include dwarfout.h.
271 * sdbout.c (sdbout_global_decl): New.
272 (sdbout_debug_hooks): Update.
273 * toplev.c: Don't include dwarfout.h.
274 (check_global_declarations, rest_of_compilation): Use new debug hooks.
275 (note_deferral_of_defined_inline_function): Remove.
276 * toplev.h (note_deferral_of_defined_inline_function): Remove.
277 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
278 * ch/lex.c: Don't include dwarfout.h.
279 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
280 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
281 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
282 * cp/optimize.c: Include debug.h.
283 (maybe_clone_body): Use debug hook.
284 * cp/semantics.c: Include debug.h.
285 (expand_body): Use debug hook.
286 * po/POTFILES.in: Remove dwarfout.h.
288 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
290 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
291 * c-parse.in (yyerror, _yylex): Similarly.
292 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
293 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
295 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
296 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
298 2001-07-18 Jeff Sturm <jsturm@one-point.com>
300 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
301 in-class declaration at -g1. Fixes c++/2814.
303 2001-07-18 Richard Henderson <rth@redhat.com>
305 * doc/md.texi (reload_in/out): Document restrictions in predicates
306 and constraints for these patterns. Document empty string matching
309 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
311 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
313 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
315 * cse.c: Undo my previous patch.
317 2001-07-18 Tom Tromey <tromey@redhat.com>
320 * configure: Rebuilt.
321 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
323 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
325 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
326 Jan Hubicka <jh@suse.cz>
328 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
329 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
330 * jump.c (mark_jump_label): Do not forward branches.
332 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
334 * cse.c (delete_trivially_dead_insns): Delete the libcall block
335 when return value is unused.
337 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
339 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
341 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
343 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
344 on error. We can't blindly return the result of
345 pthread_mutex_trylock because it returns a positive number on
346 error, while we must return -1 on error.
347 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
349 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
351 2001-07-18 Andreas Jaeger <aj@suse.de>
353 * integrate.c (output_inline_function): Correct type of debug_hooks.
355 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
357 * combine.c (combine_simplify_rtx): DIV can be treated
358 associatively for floats if unsafe math optimisations are enabled.
360 2001-07-17 Richard Henderson <rth@redhat.com>
362 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
364 2001-07-17 Richard Henderson <rth@redhat.com>
366 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
367 don't force the function address into a register.
368 (expand_call, emit_library_call_value_1): Update callers.
369 * builtins.c (expand_builtin_apply): Likewise.
370 * expr.h (prepare_call_address): Update decl.
372 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
374 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
376 * config/i386/chorus.h: Move up.
377 * config/sparc/chorus.h: Likewise.
378 * config/rs6000/chorus.h: Likewise.
379 * config/chorus.h: Moved here.
381 2001-07-17 Andreas Schwab <schwab@suse.de>
383 * configure.in (assembler eh_frame optimization): Handle big
385 * configure: Regenerated.
387 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
389 * expr.c (epxand_expr): Convert divisions into multiplications by
390 reciprocals if -ffast-math.
392 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
394 * dbxout.c (dbxout_really_begin_function): Rename to
395 dbxout_begin_function.
396 (dbx_debug_hooks, xcoff_debug_hooks): Update.
397 (dbxout_begin_function): Remove.
398 (dbxout_function): Update.
399 (dbxout_source_line): Update prototype.
400 * dbxout.h (dbxout_begin_function): Remove.
401 * debug.c (do_nothing_debug_hooks): Update.
402 (debug_nothing_tree): Update.
403 (debug_nothing_charstar_rtx): Remove.
404 * debug.h (union tree_node): Declare.
405 (struct rtx_def): Remove.
406 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
407 begin_function. Change source_line prototype.
408 (debug_nothing_tree): New.
409 (debug_nothing_charstar_rtx): Delete.
410 (dwarf2out_begin_prologue): Moved from ...
412 * dwarf2out.c (dwarf2_debug_hooks): Update.
413 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
414 debug info, call dwarf2out_source_line.
415 (dwarf2out_souce_line): Update prototype.
416 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
417 Change prototype, make static.
418 (dwarfout_source_line): Update prototype.
419 (dwarf_debug_hooks): Update.
420 * dwarfout.h (dwarfout_begin_function): Remove.
421 * final.c (final_start_function, final_scan_insn): Use appropriate
422 debug hooks, update to use notice_source_line.
423 (output_source_line): Rename notice_source_line. Don't call the
424 source_line debug hook.
425 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
426 make static, update prototype.
427 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
429 (sdbout_end_prologue): New.
430 (sdbout_source_line): Update prototype.
431 (sdbout_debug_hooks): Update.
432 (sdbout_symbol): Remove unused var.
433 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
435 * varasm.c: Include debug.h.
436 (assemble_start_function): Use begin_function debug_hook.
437 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
438 update with prototype.
439 (xcoffout_source_line): Update prototype.
440 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
442 (xcoffout_source_line): Update prototype.
444 2001-07-17 Richard Henderson <rth@redhat.com>
446 * c-typeck.c (build_binary_op): Do not shorten unsigned
447 right shift after sign extension.
449 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
451 * combine.c (combine_simplify_rtx): Attempt to simplify
452 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
454 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
455 (simplify_binary_operation, simplify_unary_operation,
456 simplify_relational_operation): Use it.
458 * combine.c (combine_simplify_rtx): Don't do associative law
459 on divisions; allow associative law on floats.
461 2001-07-17 H.J. Lu <hjl@gnu.org>
462 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
464 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
465 ASM_OUTPUT_WEAK_ALIAS are defined.
466 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
467 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
469 * config/mips/iris5.h: ... here.
470 (HANDLE_SYSV_PRAGMA): Defined as 1.
471 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
472 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
475 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
477 * c-parse.in (all_prefix_attributes): New variable.
478 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
479 (maybe_resetattrs): New production.
480 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
481 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
482 notype_initdcl, nested_function, notype_nested_function,
483 component_decl, components, components_notype,
484 component_declarator, component_notype_declarator,
485 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
486 ivars, mydecl, myparm): Update. Avoid prefix attributes just
487 after a comma being applied to more than one declarator.
488 * doc/extend.texi (Attribute Syntax): Update. Remove
489 documentation of bugs that are no longer present.
491 2001-07-13 Eric Christopher <echristo@redhat.com>
493 * config/mips/mips.h: Change TUNE_MIPS* options to use
495 (EXTRA_SPECS): Add cc1_cpu_spec.
496 * config/mips/mips.md (muldf3): Fix typo.
498 2001-07-16 Richard Henderson <rth@redhat.com>
500 * config/m68k/m68k.c: Include expr.h and reload.h.
501 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
502 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
504 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
505 Richard Henderson <rth@redhat.com>
507 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
508 (insn_live_p): Fix fall off end of function.
509 (dead_libcall_p): Remove COUNTS argument; update callers.
510 (delete_trivially_dead_insns): Remove unused variables.
512 2001-07-17 Andreas Jaeger <aj@suse.de>
514 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
517 * lcm.c (optimize_mode_switching): Avoid warning for unused
518 variable if !NORMAL_MODE.
520 * flow.c (try_crossjump_to_edge): Remove unused variable.
522 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
524 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
525 atexit declaration in stdlib.h.
527 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
529 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
531 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
533 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
534 * except.c (finish_eh_generation): Update call of cleanup_cfg;
535 do rebuild_jump_labels instead of jump_optimize
536 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
537 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
538 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
540 * flow.c: Include timevar.h
541 (find_basic_block): Push/pop timevar;
542 (cleanup_cfg): Likewise.
543 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
544 * Makefile: Add dependencies on timevar.h
546 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
547 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
549 * rtl.h (delete_trivially_dead_insns): Add new parameter.
550 * toplev.c (rest_of_compilation): Update calls.
551 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
552 (delete_trivially_dead_insns): ... here; accept new argument
553 preserve_basic_blocks; preserve basic blocks if set.
555 * reg-stack.c (stack_regs_mentioned): Return 0 if
556 stack_regs_mentioned_data is not initialized.
557 (reg_to_stack): Make stack_regs_mentioned survive after the
558 reg-stack is completted; do not call cleanup_cfg.
559 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
560 make cleanup_cfg after bb-reorder to output to debug file.
562 2001-07-16 Richard Henderson <rth@redhat.com>
564 * regclass.c (init_reg_sets): Use only 32 bits per initializer
565 from int_reg_class_contents.
567 2001-07-16 Richard Henderson <rth@redhat.com>
569 * hard-reg-set.h (regs_invalidated_by_call): Declare.
570 * regclass.c (regs_invalidated_by_call): Move from cse.c.
571 (init_reg_sets_1): Move initialization from cse_main.
572 * cse.c (regs_invalidated_by_call): Move to regclass.c.
573 (cse_main): Move its initialization also.
574 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
575 * flow.c (propagate_one_insn): Likewise.
576 * gcse.c (compute_hash_table): Likewise.
577 (compute_kill_rd, compute_store_table): Likewise.
578 * sched-deps.c (sched_analyze_1): Likewise.
580 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
582 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
585 2001-07-16 Steve Ellcey <sje@cup.hp.com>
587 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
588 in if statement so we don't access undefined memory.
590 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
592 * gcse.c: Update comment at top.
593 Update comment on mem handling.
594 mem_last_set, mem_first_set, mem_set_in_block: gone.
595 Declaration of reg_set_info: gone.
596 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
597 pointless with load_killed_in_block_p (they are *more*
598 conservative then it, not less, and less accurate).
599 (oprs_not_set_p): Ditto.
600 (alloc_gcse_mem): Don't allocate mem_set_in_block
601 (free_gcse_mem): Don't free it, either.
602 (record_last_mem_set_info): Update comment in front, remove
603 mem_*set_* stuff. Note the reason we don't handle stores directly
605 (compute_hash_table): Update comments to reflect reality. Remove
606 mem_*set_* references.
607 (reset_opr_set_tables): Remove mem_*set_* references.
609 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
610 (mark_clobber): Ditto (on both parts, we double set here too).
611 (expr_killed_p): Remove mem_set_in_block test.
612 (compute_transp): Remove mem_set_in_block test.
614 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
615 of edge, and removal of phi alternative to dump file.
616 (ssa_ccp_substitute_constants): Add note about register now being
617 constant, and which uses were replaced in what insns to dump file.
619 2001-07-16 Andreas Jaeger <aj@suse.de>
621 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
622 variables of type HOST_WIDEST_INT.
624 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
625 (__bb_exit_func): Correct type of count_max to avoid overflow.
626 (num_digits): Handle long long argument.
628 * combine.c (gen_lowpart_for_combine): Remove unused variable.
630 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
632 * output.h (sdb_begin_function_line): Restore as an extern
634 * sdbout.c (sdb_begin_function_line): Make extern.
636 2001-07-15 Richard Henderson <rth@redhat.com>
638 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
639 * genrecog.c (maybe_both_true_mode): New.
640 (maybe_both_true_2): Use it.
641 (write_switch): Don't put Pmode in a switch.
642 * rtl.c (mode arrays): Don't explicitly size them.
644 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
646 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
647 handling; move unconditional splitting before mode switching.
649 * i386.md (type): Add fistp type.
650 (i387, length_attr, scheduling definitions): Handle this type.
651 (fix_trunc?f?i2): Revamp to use mode switching.
652 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
653 * i386.h (fp_cw_mode): New enum
654 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
655 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
657 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
659 * Makefile.in (integrate.o): Add debug.h.
660 * integrate.c (debug.h): Add.
661 (output_inline_function): Save, reset, and restore debug_hooks.
663 2001-07-15 Richard Henderson <rth@redhat.com>
665 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
666 instead of COMPARE for the EQUIV expression.
668 2001-07-15 Richard Henderson <rth@redhat.com>
670 * flow.c (redirect_edge_and_branch_force): Initialize
671 global_live_at_start and global_live_at_end.
672 (allocate_bb_life_data): Export.
673 * basic-block.h (allocate_bb_life_data): Declare.
674 * toplev.c (rest_of_compilation): Call it.
676 2001-07-15 Richard Henderson <rth@redhat.com>
678 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
679 (alpha_tablejump_best_label): New.
680 * config/alpha/alpha-protos.h: Declare them.
681 * config/alpha/alpha.md: Use braced strings for code blocks.
682 (tablejump_osf): Break out add with r29.
683 (tablejump_osf_internal): Remove.
684 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
685 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
687 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
689 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
692 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
694 * i386-protos.h (ix86_split_fp_branch): Update prototype.
695 (ix86_fp_jump_nontrivial_p): New.
696 * i386.md (fp_jcc_?): Update call of split_fp_branch;
697 use ix86_fp_jump_nontrivial_p.
698 * i386.c (ix86_fp_jump_nontrivial_p): New.
699 (ix86_split_fp_branch): Accept code instead of rtx.
700 (ix86_expand_compare): Expand comparison early in case
701 doing so is resonably cheap.
703 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
705 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
707 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
708 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
710 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
712 * dbxout.c (dbxout_source_line): Make static, update prototype.
713 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
714 (dbxout_init, dbxout_finish, dbxout_source_line,
715 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
716 * dbxout.h (dbxout_source_line): Delete.
717 * debug.c (debug_nothing_file, debug_nothing_file_int,
718 debug_nothing_file_charstar_rtx): New.
719 (do_nothing_debug_hooks): Update.
720 (debug_nothing_void, debug_nothing_charstar_rtx,
721 dwarf2out_end_epilogue): New.
722 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
723 * debug.h (struct rtx_def): Declare.
724 (gcc_debug_hooks): New hooks source_line, end_epilogue
726 (debug_nothing_void, debug_nothing_charstar_rtx,
727 dwarf2out_end_epilogue): New.
728 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
729 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
730 (dwarf2_debug_hooks): Update.
731 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
732 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
733 * dwarf2out.h (dwarf2out_source_line): Remove.
734 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
735 Make static, update prototype.
736 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
737 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
738 (dwarf_debug_hooks): Update.
739 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
740 dwarfout_end_function): Remove.
741 * final.c (profile_function): Use debug hooks for ending functions
743 (output_source_line, final_end_function): Update prototype,
745 (final_start_function, final_scan_insn): Update.
746 * output.h (sdb_begin_function_line): Remove.
747 (final_end_function): Update prototype.
748 * sdbout.c (sdb_begin_function_line): Make static.
749 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
750 (sdbout_source_line): New.
751 (sdbout_end_epilogue, sdbout_end_function): Make static, update
753 (sdb_debug_hooks): Update.
754 (sdbout_init, sdbout_source_line,
755 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
756 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
757 * toplev.c (compile_file, rest_of_compilation): Update.
758 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
759 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
760 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
761 Update for prototype changes.
762 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
763 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
765 2001-07-15 Richard Henderson <rth@redhat.com>
767 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
768 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
769 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
770 * config/alpha/alpha.c: Likewise.
771 * config/alpha/alpha.md: Likewise.
772 * config/alpha/alpha32.h: Likewise.
773 * config/alpha/vms.h: Likewise.
776 2001-07-14 Richard Henderson <rth@redhat.com>
778 * config/alpha/alpha.md: Use define_constants for unspec values.
779 Substitute throughout.
781 2001-07-14 Tim Josling <tej@melbpc.org.au>
783 * tree.def (EXPON_EXPR) remove. Never supported anyway.
785 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
787 * pa.md: Remove unused constraints from define_split's.
789 2001-04-14 Richard Henderson <rth@redhat.com>
791 * ifcvt.c (find_cond_trap): Test for exit block.
793 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
795 Re-install recently reverted patch.
796 * emit-rtl.c (try_split): Update mark_jump_label call.
797 * flow.c (find_sub_basic_blocks): Likewise.
798 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
800 (mark_all_labels): Kill second parameter.
801 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
802 (rebuild_jump_labels, jump_optimize_minimal): Update call
804 (jump_optimize_1): Kill crossjumping code.
805 (mark_jump_label): Kill cross_jump parameter.
806 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
807 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
808 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
810 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
812 (dump_file_info): Likewise.
813 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
814 reorganize passes to do reg-stack first, bb-reorder second.
815 * invoke.texi (-d letters doc): Remove the jump2 pass.
817 2001-07-14 Richard Henderson <rth@redhat.com>
819 * ifcvt.c (find_cond_trap): New.
820 (find_if_header): Call it.
821 (merge_if_block): Relax existing jump sanity check.
822 * jump.c (jump_optimize_1): Remove conditional trap handling.
824 2001-07-14 Alan Modra <amodra@bigpond.net.au>
826 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
828 (insn_refs_are_delayed): Correct comment.
829 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
830 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
831 instead of r31. Make associated insn !TARGET_64BIT, and
832 provide an additional 64-bit insn that clobbers r2.
838 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
840 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
842 * flow.c (redirect_edge_and_branch_force, split_edge,
843 try_crossjump_to_edge): Use set_block_for_new_insns.
844 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
846 2001-07-13 H.J. Lu (hjl@gnu.org)
848 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
851 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
853 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
855 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
857 * c-common.c (decl_attributes): Take a pointer to the node to
858 which attributes are to be attached, and a flags argument.
859 * c-common.h (enum attribute_flags): New.
860 (decl_attributes): Update prototype.
861 * c-decl.c (start_decl, push_parm_decl, finish_struct,
862 finish_enum, start_function): Update calls to decl_attributes.
863 * c-parse.in (component_declarator, component_notype_declarator,
864 label): Update calls to decl_attributes.
866 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
868 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
869 * config/avr/avr.c (legitimate_address_p): Return value changed
870 from letter to register classes. For better debugging.
872 2001-07-13 Kazu Hirata <kazu@hxi.com>
874 * jump.c (reversed_comparison_code_parts): Fix comment typos.
876 2001-07-13 H.J. Lu (hjl@gnu.org)
878 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
880 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
882 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
883 correctly for shared configurations.
884 * config/t-libgcc-pic: New.
885 * config/{i386,m68k,sparc}/t-openbsd: New.
886 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
887 Support -shared. Support debugging libraries with -g.
888 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
889 frame information does not emit pointer diffs.
890 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
893 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
895 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
897 2001-07-13 David Edelsohn <edelsohn@gnu.org>
899 * combine.c (try_combine): Ensure const_int pow2 is positive.
901 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
903 * config.gcc: Add configuration for s/390.
904 * config/s390/s390.c: New. Subroutines for code generation.
905 * config/s390/s390.h: New. Definitions for s/390.
906 * config/s390/s390-protos.h: New. Prototypes.
907 * config/s390/linux.h: New. Definitions for linux for s/390.
908 * config/s390/linux64.h: New. Definitions for linux for zSeries.
909 * config/s390/t-linux: New. Makefile fragment.
910 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
911 * config/s390/fixdfdi.h: New. Fix L_fix*di.
913 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
915 * emit-rtl.c (try_split): Update mark_jump_label call.
916 * flow.c (find_sub_basic_blocks): Likewise.
917 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
919 (mark_all_labels): Kill second parameter.
920 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
921 (rebuild_jump_labels, jump_optimize_minimal): Update call
923 (jump_optimize_1): Kill crossjumping code.
924 (mark_jump_label): Kill cross_jump parameter.
925 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
926 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
927 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
929 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
931 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
932 reorganize passes to do reg-stack first, bb-reorder second.
933 * invoke.texi (-d letters doc): Remove the jump2 pass.
935 2001-07-12 Steve Ellcey <sje@cup.hp.com>
937 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
939 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
941 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
943 (verify_flow_info): Make diagnostics prettier.
945 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
947 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
949 * flow.c (outgoing_edges_match): Return early if condition reversal
952 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
954 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
955 (mips_move_2words): When splitting a move into two instructions,
956 prefix the second address operand with '%D'.
958 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
960 * Makefile.in (final.o): Depend on debug.h.
961 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
962 (dbx_debug_hooks): Add new hooks.
963 (xcoff_debug_hooks): New.
964 * debug.c (debug_nothing_file_int_int): New.
965 (do_nothing_debug_hooks): Update.
966 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
967 (debug_nothing_file_int_int): New.
968 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
969 static, update prototype.
970 (dwarf2_debug_hooks): Update.
971 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
972 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
973 static, update prototype.
974 (dwarf_debug_hooks): Update.
975 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
976 * final.c: Include debug.h.
977 (final_scan_insn): Use debug hooks when beginning and ending blocks.
978 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
979 static, update prototype.
980 (sdb_debug_hooks): Update.
981 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
982 * toplev.c: Distinguish between xcoff and dbx.
984 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
985 Call all debug hooks, not just dwarf ones.
987 2001-07-11 Timothy Wall <twall@redhat.com>
989 * config.gcc: Add configuration for AIX5/IA64.
990 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
991 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
992 support prefix/suffix code.
993 * config/ia64/t-aix: New. Makefile fragment.
994 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
996 2001-07-11 Kazu Hirata <kazu@hxi.com>
998 * recog.c (validate_change): Fix a comment typo.
1000 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
1002 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
1003 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
1005 * dbxout.c (dbx_debug_hooks): Add new hooks.
1006 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
1008 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
1010 * dbxout.h (dbxout_start_new_source_file,
1011 dbxout_resume_previous_source_file): Delete.
1012 * debug.c (do_nothing_debug_hooks): Add new hooks.
1013 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
1014 (debug_nothing_int_charstar, debug_nothing_int): New.
1015 * debug.h (gcc_debug_hooks): New hooks define, undef,
1016 start_source_file and end_source_file.
1017 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
1018 (debug_nothing_int_charstar, debug_nothing_int): New.
1019 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
1020 the conditionally compiled section.
1021 (dwarf2out_start_source_file, dwarf2out_end_source_file,
1022 dwarf2out_define, dwarf2out_undef): Make static.
1023 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
1024 dwarf2out_define, dwarf2out_undef): Remove.
1025 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
1026 (dwarfout_start_source_file, dwarfout_end_source_file,
1027 dwarfout_define, dwarfout_undef): Make static.
1028 (dwarfout_start_source_file_check,
1029 dwarfout_end_source_file_check): New.
1030 (dwarfout_define, dwarfout_finish): Update.
1031 * dwarfout.h (dwarfout_start_new_source_file,
1032 dwarfout_resume_previous_source_file, dwarfout_define,
1033 dwarfout_undef): Remove.
1034 * sdbout.c (sdb_debug_hooks): Add new hooks.
1035 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
1037 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
1038 make static, take an arg.
1039 * sdbout.h (sdbout_start_new_source_file,
1040 sdbout_resume_previous_source_file): Delete.
1041 * toplev.c (debug_start_source_file, debug_end_source_file,
1042 debug_define, debug_undef): Delete.
1043 * toplev.h (debug_start_source_file, debug_end_source_file,
1044 debug_define, debug_undef): Delete.
1046 * java/jcf-parse.c: Include debug.h.
1047 (parse_class_file): Update to use debug hooks directly.
1048 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
1050 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1052 * alias.c (set_mem_alias_set): New function.
1053 * rtl.h (set_mem_alias_set): Declare it.
1054 * builtins.c (expand_builtin_return_addr): Call it instead of
1055 using MEM_ALIAS_SET accessor.
1056 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
1057 (get_memory_rtx, expand_builtin_va_arg): Likewise.
1058 (expand_builtin_va_copy):Likewise.
1059 * caller-save.c (setup_save_areas): Likewise.
1060 * calls.c (compute_argument_addresses): Likewise.
1061 * explow.c (set_mem_attributes): Likewise.
1062 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
1063 (expand_assignment, store_constructor_field, store_field): Likewise.
1064 (expand_expr_unaligned): Likewise.
1065 * function.c (assign_stack_temp_for_type): Likewise.
1066 (put_reg_into_stack, gen_mem_addressof): Likewise.
1067 * ifcvt.c (noce_try_cmove_arith): Likewise.
1068 * reload1.c (reload, alter_reg): Likewise.
1069 * config/alpha/alpha.c (get_aligned_mem): Likewise.
1070 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
1071 (alpha_expand_unaligned_store): Likewise
1072 (alpha_expand_unaligned_load_words): Likewise.
1073 (alpha_expand_unaligned_store_words): Likewise.
1074 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
1075 (alpha_expand_epilogue): Likewise.
1076 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
1077 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
1078 * config/i386/i386.c (legitimize_pic_address): Likewise.
1079 * config/i960/i960.c (setup_incoming_varargs): Likewise.
1080 * config/ia64/ia64.c (spill_restore_mem): Likewise.
1081 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
1082 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
1083 * config/mips/mips.c (mips_va_arg): Likewise.
1084 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1085 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1086 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1087 (setup_incoming_varargs, rs6000_va_arg): Likewise.
1088 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
1089 (rs6000_emit_epilogue): Likewise.
1090 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
1091 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1092 * config/v850/v850.c (v850_va_arg): Likewise.
1094 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1096 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
1097 when fallthru edge is present.
1098 (mege_blocks): Handle case where creation of jump insn
1101 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
1102 CLEANUP_POST_REGSTACK): New constants.
1103 * except.c (finish_eh_generation): Update call of cleanup_cfg,
1104 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
1105 * output.h (cleanup_cfg): Update prototype.
1106 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
1107 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
1108 cleanup_cfg call; kill missleading comment.
1109 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
1110 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
1111 parameter; control optimizations performed using it.
1112 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1113 try_crossjump_bb): New functions.
1115 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1117 * pa.c (pa_output_function_prologue): Delete prototype. Make function
1119 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
1120 pa_output_function_prologue.
1121 * pa-protos.h (pa_output_function_prologue): New prototype.
1123 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1125 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
1126 and low to get correct sign extension in low+high test.
1128 2001-07-11 Janis Johnson <janis@us.ibm.com>
1130 * gcov.c (arcdata): Use gcov_type to fix branch percentage
1131 for large hit count.
1133 * profile.c (branch_prob): Fix .bbg info for computed gotos
1136 2001-07-11 Mark Mitchell <mark@codesourcery.com>
1138 * stmt.c (parse_output_constraint): New function, split out
1140 (expand_asm_operands): ... here. Use parse_output_constraint.
1141 * tree.h (parse_output_constraint): Declare it.
1143 2001-07-11 Richard Henderson <rth@redhat.com>
1145 * bitmap.c: Comment some functions; fiddle whitespace.
1146 (bitmap_free): Don't export.
1147 (bitmap_element_allocate): Use memset.
1148 * bitmap.h (bitmap_free): Don't declare.
1150 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
1152 * gcse.c, lcm.c, sched-deps.c:
1153 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
1155 * flow.c (flow_loops_find): Free dom if we found no loops, since
1156 we aren't going to save it.
1158 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
1161 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
1163 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
1165 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1167 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
1168 #ifndef DWARF2_DEBUGGING_INFO.
1170 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1172 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
1174 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1176 * config/mips/mips.c (gen_int_relational): Tell the caller not to
1177 reverse a branch if a NE comparison is implemented with GTU.
1179 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1180 H.J. Lu <hjl@gnu.org>
1182 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
1184 (call_internal2): Likewise.
1185 (call_value_internal1): Likewise.
1186 (call_value_internal2): Likewise.
1187 (call_value_multiple_internal1): Likewise.
1188 (call_value_multiple_internal2): Likewise.
1190 2001-07-10 Kazu Hirata <kazu@hxi.com>
1192 * calls.c (emit_library_call_value_1): Fix a comment typo.
1193 * dwarf2out.c (mem_loc_descriptor): Likewise.
1194 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
1196 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
1198 * simplify-rtx.c (simplify_subreg): Fix typo in comment
1200 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1202 * recog.c (offsettable_address_p): Handle LO_SUM case.
1203 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
1204 instead of plus_constant.
1206 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1208 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
1209 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
1211 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1213 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
1214 adjust_address_nv instead of plus_constant.
1216 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
1218 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
1219 dwarf2out.o): Depend on debug.h, wrap long lines.
1220 * dbxout.c: Include debug.h.
1221 (dbx_debug_hooks): New.
1222 (dbxout_init): Make static, take just 2 args.
1223 (dbxout_finish): Make static.
1224 * dbxout.h (dbxout_init, dbxout_finish): Delete.
1225 * debug.c: New file.
1226 * debug.h: New file.
1227 * dwarf2out.c: Include debug.h.
1228 (dwarf2_debug_hooks): New.
1229 (dwarf2out_init): Make static.
1230 (dwarf2out_finish): Make static, take 2 args.
1231 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
1232 * dwarfout.c: Include debug.h.
1233 (dwarf_debug_hooks): New.
1234 (dwarfout_init): Make static.
1235 (dwarfout_finish): Make static, take 2 args.
1236 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
1237 * sdbout.c: Include debug.h.
1238 (sdb_debug_hooks): New.
1239 (sdbout_init): Make static, take 2 args.
1240 * sdbout.h (sdbout_init): Delete.
1241 * toplev.c: Include debug.h.
1243 (compile_file): Set deubg_hooks based on command line options.
1244 Use the hooks unconditionally rather than conditional compilation.
1246 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
1248 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
1249 first_insn_after_basic_block_note instead.
1251 * df.c (df_bb_refs_unlink): #if 0 out for now.
1253 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
1255 * ssa.h: Add prototype for ssa_const_prop
1256 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
1257 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
1258 (ssa_fast_dce): Remove unused variable
1260 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1262 * diagnostic.c (finish_diagnostic): Rename to
1263 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
1266 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
1268 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
1271 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
1272 (dump_file): Only pad the demangled name with spaces if the
1273 mangled name was padded with spaces.
1275 2001-07-10 Bernd Schmidt <bernds@redhat.com>
1277 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
1280 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1282 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
1283 extraction if no direct load if either EXPAND_CONST_ADDRESS or
1286 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
1287 whether can put offset inside LO_SUM to check mode alignment, not size.
1289 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1291 * doc/tm.texi (Misc): Fix thinko.
1293 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
1295 * regmove.c (replace_in_call_usage): Fix warnings.
1296 * sched-deps.c (add_dependence): Fix warnings.
1297 * simplify-rtx.c (simplify_subreg): Likewise.
1298 Return NULL_RTX instead of NULL.
1300 * reg-stack.c (emit_swap_insn): Eliminate warnings.
1301 (subst_asm_stack_regs): Likewise.
1303 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
1306 * dwarf2out.c (output_call_frame_info): Declare i as int.
1307 (build_abbrev_table): Declare n_alloc as int.
1308 (dwarf2out_finish): Initialize die.
1309 * except.c: Declare sjlj_funcdef_number as unsigned.
1310 (connect_post_landing_pads): Declare j as unsigned.
1311 (convert_to_eh_region_ranges): Initialize call_site.
1312 (output_function_exception_table): Initialize tt_format_size.
1313 * expr.c (move_by_pieces_1): Initialize to1.
1314 (store_constructor): Initialize minelt and maxelt.
1315 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
1316 * function.c (instantiate_decls): Avoid signed/unsigned warning.
1318 * c-decl.c (combine_parm_decls): Unused, remove.
1319 * c-tree.h: Remove prototype for combine_parm_decls.
1321 * reload.c (push_reload): Fix warning.
1322 (regno_clobbered_p): Likewise.
1323 * reload1.c (replace_pseudos_in_call_usage): Likewise.
1324 (reload_combine): Likewise.
1326 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
1327 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
1329 * bitmap.c (bitmap_operation): Change user.
1330 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
1332 2001-07-10 Eric Christopher <echristo@redhat.com>
1334 * config/mips/mips.c (override_options): Fix typo.
1336 2001-07-09 Stan Shebs <shebs@apple.com>
1338 * target.h (struct gcc_target): New fields init_builtins and
1340 * target-def.h (TARGET_INIT_BUILTINS): New macro.
1341 (TARGET_EXPAND_BUILTIN): New macro.
1342 (TARGET_INITIALIZER): Add them.
1343 * builtins.c: Include target.h.
1344 (expand_builtin): Use targetm.expand_builtin.
1345 (default_init_builtins): New function.
1346 (default_expand_builtin): New function.
1347 * expr.h (default_init_builtins): Declare.
1348 (default_expand_builtin): Declare.
1349 * c-common.c (c_common_nodes_and_builtins): Use
1350 targetm.init_builtins.
1351 * defaults.h (MD_INIT_BUILTINS): Remove.
1352 * Makefile.in (builtins.o): Depend on target.h.
1354 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
1355 (TARGET_EXPAND_BUILTIN): Define.
1356 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
1357 (MD_EXPAND_BUILTIN): Remove.
1359 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
1360 (TARGET_EXPAND_BUILTIN): Define.
1361 (c4x_init_builtins): Make endlink arg a local.
1362 (c4x_print_operand): Fix typos in adjust_address usages.
1363 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
1364 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
1365 (MD_EXPAND_BUILTIN): Remove.
1367 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
1368 (TARGET_EXPAND_BUILTIN): Define.
1369 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
1370 (ix86_init_builtins): Call new function only if TARGET_MMX.
1371 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
1372 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
1373 (MD_EXPAND_BUILTIN): Remove.
1375 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
1376 (TARGET_EXPAND_BUILTIN): Define.
1377 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
1378 (MD_EXPAND_BUILTIN): Remove.
1380 * doc/tm.texi: Document these changes.
1382 2001-07-09 Diego Novillo <dnovillo@redhat.com>
1384 * basic-block.h (tree_node): Forward declare if needed.
1385 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
1386 (BLOCK_HEAD_TREE): Define.
1387 (BLOCK_END_TREE): Define.
1388 (struct loops): Rename field 'tree' to 'tree_root'.
1389 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
1391 (flow_loops_tree_build): Rename reference to field 'tree' to
1393 (flow_loops_level_compute): Ditto.
1394 * predict.c (estimate_bb_frequencies): Ditto.
1395 * tree.h (struct tree_common): Add field 'aux'.
1397 2001-07-09 Stan Shebs <shebs@apple.com>
1399 * config/darwin.c (darwin_encode_section_info): Don't mark any
1400 DECL_EXTERNAL node as defined.
1402 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1404 * pa.c (pa_init_machine_status, pa_mark_machine_status,
1405 pa_free_machine_status, hppa_init_pic_save): Delete.
1406 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
1407 (hppa_profile_hook): Use hppa_pic_save_rtx.
1408 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
1409 hppa_init_pic_save): Delete.
1410 (hppa_pic_save_rtx): Declare.
1411 * pa.md (call, call_value, sibcall, sibcall_value,
1412 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
1414 2001-07-09 Kazu Hirata <kazu@hxi.com>
1416 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
1417 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
1419 2001-07-09 Andreas Jaeger <aj@suse.de>
1421 * output.h: Add declaration of final_forward_branch_p.
1423 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
1425 * varray.c: Include errors.h for internal_error and trim_filename
1428 * Makefile.in (varray.o): Add errors.h.
1430 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
1432 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
1433 * optabs.c (have_add2_insn): Check whether the add insn chosen
1434 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
1435 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
1437 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
1439 * Makefile.in (OBJS): Add ssa-ccp.o
1440 (ssa-ccp.o): Add dependencies.
1441 * toplev.c (DFI_ssa_ccp): New dump file enum.
1442 (dump_file): Add entry for dumping after SSA CCP.
1443 (flag_ssa_ccp): New flag variable.
1444 (f_options): Add -fssa-ccp.
1445 (rest_of_compilation): Run SSA CCP if requested.
1446 * timevar.def (TV_SSA_CCP): New timevar.
1447 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
1448 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
1449 Fix minor typo in SSA DCE documentation.
1450 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
1451 Add documentation for new dump option. Renumber dump files
1454 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1456 * emit-rtl.c (gen_highpart_mode): New.
1457 * rtl.h (gen_highpart_mode): Declare.
1458 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
1459 operand can be VOIDmode constant.
1461 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1463 * flow.c (redirect_edge_and_branch_force): New.
1464 (can_fallthru): Ensure that basic blocks are succeeding.
1465 (try_optimize_cfg): Do not delete basic block if it is the last one.
1467 * flow.c (try_redirect_by_replacing_jump): Do not remove
1468 jumps with side effects, unlink chain on fallthru edge;
1469 set block for new jump instruction; avoid basic block to
1470 over by line number note.
1472 * flow.c (try_simplify_condjump): Verify that the condjump
1473 is not always falling trought.
1476 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
1478 * flow.c (forwarder_block_p): Fix for fallthru blocks.
1479 (try_redirect_by_replacing_jump): Update properly the count
1480 and frequency information.
1482 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1484 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
1485 address that is a LO_SUM specially.
1486 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
1488 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
1490 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
1491 (operand_subword): Use them.
1492 (change_address_1): Renamed from change_address; new arg VALIDATE.
1493 * expr.h: Reflect above changes; change_address now macro.
1494 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
1496 * cselib.c (add_mem_for_addr): Likewise.
1497 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
1498 * regmove.c (try_apply_stack_adjustment): Likewise.
1499 * reload.c (push_reload, make_memloc): Likewise.
1500 * reload1.c (eliminate_regs): Likewise.
1501 * simplify-rtx.c (simplify_replace_rtx): Likewise.
1502 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
1504 * combine.c (make_extraction, simplify_shift_const): Likewise.
1505 (gen_lowpart_for_combine): Likewise.
1506 * cse.c (gen_lowpart_if_possible): Likewise.
1507 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
1508 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
1509 * optabs.c (gen_move_insn): Likewise.
1510 * reload1.c (alter_reg): Likewise.
1511 * simplify-rtx.c (simplify_subreg): Likewise.
1512 * stmt.c (expand_anon_union_decl): Likewise.
1513 * recog.c (validate_replace_rtx_1): Likewise.
1515 * Makefile.in (recog.o): Add $(EXPR_H).
1516 * explow.c (stabilize): Call replace_equiv_address.
1517 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
1518 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
1520 2001-07-03 Andrew Haley <aph@redhat.com>
1522 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
1523 the mode of the memory location.
1525 2001-07-09 Bo Thorsen <bo@suse.co.uk>
1527 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
1529 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
1531 * final.c (output_addr_const): Use target opening and
1532 closing parentheses.
1533 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
1534 defaults, add to TARGET_ASM_OUT.
1535 * target.h (struct gcc_target): Add open_paren and close_paren.
1536 * doc/md.texi: Update.
1537 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
1538 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
1539 TARGET_ASM_CLOSE_PAREN.
1540 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1542 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1544 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1545 * config/a29k/a29k.h: Similarly.
1546 * config/alpha/alpha.h: Similarly.
1547 * config/arc/arc.h: Similarly.
1548 * config/arm/aof.h: Similarly.
1549 * config/arm/aout.h: Similarly.
1550 * config/avr/avr.h: Similarly.
1551 * config/c4x/c4x.h: Similarly.
1552 * config/clipper/clipper.h: Similarly.
1553 * config/convex/convex.h: Similarly.
1554 * config/d30v/d30v.h: Similarly.
1555 * config/dsp16xx/dsp16xx.h: Similarly.
1556 * config/elxsi/elxsi.h: Similarly.
1557 * config/fr30/fr30.h: Similarly.
1558 * config/h8300/h8300.h: Similarly.
1559 * config/i370/i370.h: Similarly.
1560 * config/i386/i386.h: Similarly.
1561 * config/i860/i860.h: Similarly.
1562 * config/i960/i960.h: Similarly.
1563 * config/ia64/ia64.h: Similarly.
1564 * config/m32r/m32r.h: Similarly.
1565 * config/m68hc11/m68hc11.h: Similarly.
1566 * config/m68k/m68k.h: Similarly.
1567 * config/m88k/m88k.h: Similarly.
1568 * config/mcore/mcore.h: Similarly.
1569 * config/mips/mips.h: Similarly.
1570 * config/mn10200/mn10200.h: Similarly.
1571 * config/mn10300/mn10300.h: Similarly.
1572 * config/ns32k/ns32k.h: Similarly.
1573 * config/pa/pa.h: Similarly.
1574 * config/pdp11/pdp11.h: Similarly.
1575 * config/pj/pj.h: Similarly.
1576 * config/romp/romp.h: Similarly.
1577 * config/rs6000/rs6000.h: Similarly.
1578 * config/sh/sh.h: Similarly.
1579 * config/sparc/sparc.h: Similarly.
1580 * config/v850/v850.h: Similarly.
1581 * config/vax/vax.h: Similarly.
1582 * config/we32k/we32k.h: Similarly.
1584 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
1586 * doc/c-tree.texi: Document representation of attributes.
1588 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1590 * doc/tm.texi: Update some places for the rename of target to
1593 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1595 * target.h (struct gcc_target): Add insert_attributes.
1596 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
1597 (TARGET_INITIALIZER): Update.
1598 * tree.c, tree.h (default_insert_attributes): New function.
1599 Update comments on other default functions to refer to targetm,
1601 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
1602 TARGET_INSERT_ATTRIBUTES.
1603 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
1604 * c-common.c (decl_attributes): Use targetm.insert_attributes.
1605 Don't use PRAGMA_INSERT_ATTRIBUTES.
1606 * Makefile.in (c-common.o): Depend on $(TARGET_H).
1607 * c-decl.c (start_decl, start_function): Don't call
1608 SET_DEFAULT_DECL_ATTRIBUTES.
1609 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1610 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
1612 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
1613 (c4x_check_attribute): Avoid modifying attribute list itself.
1614 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
1616 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
1617 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
1619 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
1620 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
1622 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1623 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
1625 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
1626 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
1627 Adjust parameters. Make static.
1629 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1631 * c-common.c (decl_attributes): Only take a single attributes
1633 * c-common.h (decl_attributes): Update prototype.
1634 * c-decl.c (start_decl, start_function): Only take a single
1635 attributes parameter. Update calls to decl_attributes.
1636 (finish_struct, finish_enum): Update calls to decl_attributes.
1637 (push_parm_decl): Expect unified list of attributes. Update call
1639 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
1640 notype_nested_function, component_declarator,
1641 component_notype_declarator, label): Update calls to
1643 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
1644 lists that are passed to push_parm_decl.
1645 * c-tree.h (start_function, start_decl): Update prototypes.
1646 * config/sh/sh-protos.h, config/sh/sh.c
1647 (sh_pragma_insert_attributes): Only take a single attributes
1649 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
1650 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
1651 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
1652 build_module_descriptor, generate_static_references,
1653 generate_strings, build_selector_translation_table,
1654 generate_descriptor_table, generate_protocols,
1655 generate_ivars_list, generate_dispatch_table,
1656 generate_protocol_list, generate_category,
1657 generate_shared_structures, really_start_method, add_objc_decls,
1658 generate_classref_translation_entry): Update calls to start_decl
1660 (build_tmp_function_decl, start_method_def): Unify attribute lists
1661 that are passed to push_parm_decl.
1663 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
1665 * final.c (no_asm_to_stream): New.
1666 (final_scan_insn): Use target structures for prologue ends
1667 and epilogue starts.
1668 * output.h (no_asm_to_stream): New.
1669 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
1670 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
1671 (TARGET_ASM_OUT): Update.
1672 * target.h (struct gcc_target): New members function_end_prologue
1673 and function_begin_epilogue.
1674 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
1675 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
1676 * config/alpha/alpha.c (output_end_prologue): Rename to
1677 alpha_output_function_end_prologue. Use in target struct
1679 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
1680 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
1681 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
1682 ia64_output_function_end_prologue. Use in target struct
1684 (ia64_function_prologue, ia64_funciton_epilogue): Rename
1685 mistyped prototypes.
1686 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
1687 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
1689 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
1690 an use in target struct, make static.
1691 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
1694 2001-07-08 Richard Henderson <rth@redhat.com>
1696 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
1698 2001-07-08 Richard Henderson <rth@redhat.com>
1700 * config/i386/i386.md: Remove constraints strings from define_split
1701 and define_peephole2 patterns.
1702 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
1703 (eh_return): Use them.
1705 2001-07-08 Richard Henderson <rth@redhat.com>
1707 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
1708 Document MD_FALLBACK_FRAME_STATE_FOR.
1710 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1712 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
1713 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
1715 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
1717 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
1719 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
1720 of the label inside NAME as opposed to just the end of NAME.
1722 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
1724 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
1725 * config/alpha/alpha.c (alpha_init_machine_status,
1726 alpha_mark_machine_status, alpha_free_machine_status): Delete.
1727 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
1728 (vms_valid_decl_attribute_p): Make static, conditionally compile.
1729 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
1731 2001-07-06 Stan Shebs <shebs@apple.com>
1733 * target.h (targetm): Rename global from "target", so as not to
1734 conflict with local variables.
1736 * c-typeck.c: Ditto.
1740 * cp/decl2.c: Ditto.
1741 * cp/typeck.c: Ditto.
1742 * 1750a/1750a.c: Ditto.
1743 * a29k/a29k.c: Ditto.
1747 * clipper/clipper.c: Ditto.
1748 * convex/convex.c: Ditto.
1749 * d30v/d30v.c: Ditto.
1750 * dsp16xx/dsp16xx.c: Ditto.
1751 * elxsi/elxsi.c: Ditto.
1752 * fr30/fr30.c: Ditto.
1753 * h8300/h8300.c: Ditto.
1754 * i370/i370.c: Ditto.
1755 * i386/i386.c: Ditto.
1756 * i860/i860.c: Ditto.
1757 * i960/i960.c: Ditto.
1758 * ia64/ia64.c: Ditto.
1759 * m32r/m32r.c: Ditto.
1760 * m68hc11/m68hc11.c: Ditto.
1761 * m68k/m68k.c: Ditto.
1762 * m88k/m88k.c: Ditto.
1763 * mips/mips.c: Ditto.
1764 * ns32k/ns32k.c: Ditto.
1766 * pdp11/pdp11.c: Ditto.
1767 * romp/romp.c: Ditto.
1768 * rs6000/rs6000.c: Ditto.
1770 * sparc/sparc.c: Ditto.
1772 * we32k/we32k.c: Ditto.
1773 * doc/tm.texi: Update the manual to match.
1775 2001-07-06 Richard Henderson <rth@redhat.com>
1777 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
1778 DWARF2_UNWIND_INFO not just whether it is defined.
1780 2001-07-06 Diego Novillo <dnovillo@redhat.com>
1782 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
1783 call to simplify_binary_operation returns a new pattern.
1785 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1787 * glimits.h (__SHRT_MAX__): New.
1788 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
1789 (SHRT_MAX): Define in terms of __SHRT_MAX__.
1791 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
1793 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
1796 2001-07-06 Richard Henderson <rth@redhat.com>
1798 * bitmap.c (bitmap_release_memory): Move adjacent to the
1799 allocation functions.
1800 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
1801 the implementation. Binary search for the set bit.
1802 (bitmap_union_of_diff): Allocate the temporary on the stack
1803 instead of using xmalloc.
1805 2001-07-06 Richard Henderson <rth@redhat.com>
1807 * genrecog.c (validate_pattern): Warn for constraints in
1808 define_{expand,split,peephole2}. Remove strict_low_part
1809 before looking up match_dup.
1811 2001-07-06 DJ Delorie <dj@redhat.com>
1813 * doc/gcc.texi (Makefile): Rename to be a more general purpose
1814 chapter about various build hints and history. Add section
1815 talking about the various types of native and cross builds.
1817 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
1819 * Makefile.in (final.o): Depend on target.h.
1820 * final.c: Include target.h.
1821 (default_function_pro_epilogue): New.
1822 (final_start_function): Use target structure for function prologues.
1823 (final_end_function): Use target structure for function epilogues.
1824 * fold-const.c (real_hex_to_f): Constify s and p.
1825 * output.h (default_function_pro_epilogue): New.
1826 * real.h (real_hex_to_f): Update prototype.
1827 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
1828 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
1829 (TARGET_INITIALIZER): Update.
1830 * target.h (gcc_target): Add struct asm_out.
1831 * doc/tm.texi: Update.
1834 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
1835 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
1836 in cpu/cpu.c, or rename old functions consistently. Take
1837 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
1838 redundant macros and prototypes. Make new functions static.
1840 * 1750a/1750a.c: Similarly.
1841 * 1750a/1750a.h: Similarly.
1842 * a29k/a29k-protos.h: Similarly.
1843 * a29k/a29k.c: Similarly.
1844 * a29k/a29k.h: Similarly.
1845 * arc/arc-protos.h: Similarly.
1846 * arc/arc.c: Similarly.
1847 * arc/arc.h: Similarly.
1848 * arm/arm-protos.h: Similarly.
1849 * arm/arm.c: Similarly.
1850 * arm/arm.h: Similarly.
1851 * avr/avr-protos.h: Similarly.
1852 * avr/avr.c: Similarly.
1853 * avr/avr.h: Similarly.
1854 * clipper/clipper-protos.h: Similarly.
1855 * clipper/clipper.c: Similarly.
1856 * clipper/clipper.h: Similarly.
1857 * convex/convex.c: Similarly.
1858 * convex/convex.h: Similarly.
1859 * d30v/d30v-protos.h: Similarly.
1860 * d30v/d30v.c: Similarly.
1861 * d30v/d30v.h: Similarly.
1862 * d30v/d30v.md: Similarly.
1863 * dsp16xx/dsp16xx-protos.h: Similarly.
1864 * dsp16xx/dsp16xx.c: Similarly.
1865 * dsp16xx/dsp16xx.h: Similarly.
1866 * elxsi/elxsi.c: Similarly.
1867 * elxsi/elxsi.h: Similarly.
1868 * fr30/fr30.c: Similarly.
1869 * fr30/fr30.md: Similarly.
1870 * h8300/h8300-protos.h: Similarly.
1871 * h8300/h8300.c: Similarly.
1872 * h8300/h8300.h: Similarly.
1873 * i370/i370-protos.h: Similarly.
1874 * i370/i370.c: Similarly.
1875 * i370/i370.h: Similarly.
1876 * i386/i386.c: Similarly.
1877 * i386/osf1elf.h: Similarly.
1878 * i386/osfrose.h: Similarly.
1879 * i860/i860-protos.h: Similarly.
1880 * i860/i860.c: Similarly.
1881 * i860/i860.h: Similarly.
1882 * i960/i960-protos.h: Similarly.
1883 * i960/i960.c: Similarly.
1884 * i960/i960.h: Similarly.
1885 * ia64/ia64-protos.h: Similarly.
1886 * ia64/ia64.c: Similarly.
1887 * ia64/ia64.h: Similarly.
1888 * m32r/m32r-protos.h: Similarly.
1889 * m32r/m32r.c: Similarly.
1890 * m32r/m32r.h: Similarly.
1891 * m68hc11/m68hc11-protos.h: Similarly.
1892 * m68hc11/m68hc11.c: Similarly.
1893 * m68hc11/m68hc11.h: Similarly.
1894 * m68k/crds.h: Similarly.
1895 * m68k/dpx2.h: Similarly.
1896 * m68k/m68k-protos.h: Similarly.
1897 * m68k/m68k.c: Similarly.
1898 * m68k/m68k.h: Similarly.
1899 * m68k/news.h: Similarly.
1900 * m88k/m88k-protos.h: Similarly.
1901 * m88k/m88k.c: Similarly.
1902 * m88k/m88k.h: Similarly.
1903 * mips/mips-protos.h: Similarly.
1904 * mips/mips.c: Similarly.
1905 * mips/mips.h: Similarly.
1906 * ns32k/merlin.h: Similarly.
1907 * ns32k/ns32k.c: Similarly.
1908 * ns32k/ns32k.h: Similarly.
1909 * ns32k/tek6000.h: Similarly.
1910 * pa/pa-protos.h: Similarly.
1911 * pa/pa.c: Similarly.
1912 * pa/pa.h: Similarly.
1913 * pdp11/2bsd.h: Similarly.
1914 * pdp11/pdp11-protos.h: Similarly.
1915 * pdp11/pdp11.c: Similarly.
1916 * pdp11/pdp11.h: Similarly.
1917 * romp/romp-protos.h: Similarly.
1918 * romp/romp.c: Similarly.
1919 * romp/romp.h: Similarly.
1920 * rs6000/rs6000-protos.h: Similarly.
1921 * rs6000/rs6000.c: Similarly.
1922 * rs6000/rs6000.h: Similarly.
1923 * rs6000/sysv4.h: Similarly.
1924 * sh/sh-protos.h: Similarly.
1925 * sh/sh.c: Similarly.
1926 * sh/sh.h: Similarly.
1927 * sparc/sparc-protos.h: Similarly.
1928 * sparc/sparc.c: Similarly.
1929 * sparc/sparc.h: Similarly.
1930 * vax/vax.c: Similarly.
1931 * vax/vax.h: Similarly.
1932 * vax/vms.h: Similarly.
1933 * we32k/we32k.c: Similarly.
1934 * we32k/we32k.h: Similarly.
1936 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
1938 * basic-block.h (first_insn_after_basic_block_note): Declare.
1939 * flow.c (first_insn_after_basic_block_note): Define. Moved
1941 * ssa.c (first_insn_after_basic_block_note): Remove.
1942 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
1944 (ssa_eliminate_dead_code): Properly update the CFG and PHI
1945 nodes when we find a dead conditional branch. Insert BARRIERs
1946 after any blocks with no successors, but which do not have
1949 2001-07-06 Zack Weinberg <zackw@stanford.edu>
1951 * varray.c (varray_check_failed): Use internal_error.
1953 2001-07-05 Andrew Haley <aph@redhat.com>
1955 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
1956 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
1957 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
1959 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
1961 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
1962 reference if the target constant is also a SYMBOL_REF.
1964 2001-07-05 Eric Christopher <echristo@redhat.com>
1966 * config/mips/mips.h (MASK_MIPS3900): Remove.
1967 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
1968 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
1969 (TARGET_MIPS3900): Change to use mips_arch.
1970 (TARGET_MIPS4000): New.
1971 (TARGET_MIPS4100): New.
1972 (TARGET_MIPS4300): New.
1973 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
1974 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
1976 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
1977 (ISA_HAS_BRANCHLIKELY): To here.
1978 (CC1_CPU_SPEC): New.
1979 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
1980 (mips_arch_string): Declare.
1981 (mips_arch): Declare.
1982 (TARGET_OPTIONS): Add -march and -mtune.
1984 * config/mips/mips.c (mips_arch_string): New.
1986 (override_options): Handle -march for codegen and -mtune
1987 for scheduling. Use mips_arch. Move tx39 target default here.
1988 (mips_parse_cpu): Move error message to override_options.
1990 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
1992 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
1994 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
1995 (MIPS Options): Ditto. Change mcpu entry to historical text.
1997 2001-07-05 H.J. Lu (hjl@gnu.org)
1999 * config/mips/mips.c (mips_parse_cpu): New function to parse
2002 2001-07-05 Jim Wilson <wilson@redhat.com>
2004 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
2005 * config/ia64/t-ia64: Likewise.
2006 (LIB1ASMFUNCS): Update comment.
2008 2001-07-05 David Edelsohn <edelsohn@gnu.org>
2010 * doc/install.texi (Install GCC: Binaries): Fix typo.
2012 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2014 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
2015 reference using the stack pointer, adjust it since we push Y
2017 ("*ashrsi3"): Likewise.
2018 ("*lshrsi3"): Likewise.
2020 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2022 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
2023 when -fomit-frame-pointer is used.
2025 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
2027 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
2028 (try_redirect_by_replacing_jump): Reverse updating properly the
2029 count and frequency information. Reverse removing cc0 setter.
2030 (forwarder_block_p): Reverse fixing for fallthru blocks.
2032 2001-07-05 DJ Delorie <dj@redhat.com>
2034 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
2035 (translate_options): If the above is defined, use it to map
2036 given options to new options.
2037 * doc/tm.texi: Document it.
2039 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
2040 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2042 * doc/invoke.texi (Optimize Options): Document that -fgcse may
2043 cause programs using computed gotos to run more slowly.
2045 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2047 * doc/install.texi (Specific): Markup, spelling and typo fixes.
2049 Consistently require binutils 2.11.2, not prereleases.
2050 (Specific, decstation-*): Canonicalize as mips-dec-*.
2051 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
2053 (Specific, m68k-altos): Removed reference to README.altos, deleted.
2054 (Specific, mips-*): Reword MIPS C compiler requirements.
2055 (Specific, powerpc*-*-*): New, mention --with-cpu once.
2056 (Specific, sunv5): Removed, obsolete.
2058 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
2060 * dwarf2out.c (output_loc_list): Use an all ones mask for
2061 .text asm output and don't rely on long long
2062 literals. Reformat some long lines.
2064 2001-07-05 Andreas Jaeger <aj@suse.de>
2066 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
2069 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2071 * dwarf2out.c (dwarf2out_define): Update comment.
2072 (dwarf2out_undef): Ditto.
2073 (dwarf2out_start_source_file): Ditto.
2074 (dwarf2out_end_source_file): Ditto.
2075 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
2076 since we never call the start/end debug hook for the primary file.
2078 2001-07-04 Kazu Hirata <kazu@hxi.com>
2080 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
2083 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2085 * cppinit.c (remove_dup_dirs): Inform if a system include
2086 directory is being reordered.
2087 * doc/invoke.texi (Directory Options): GCC warns if you hide a
2089 * doc/cpp.texi (Search Paths): Likewise.
2090 * doc/gcc.texi (Interoperation): Remove information about
2093 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2095 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
2096 (VARRAY_TOP_CHAR_PTR): Likewise.
2098 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2100 * gcc.c (process_command): Don't assign elements of a const char*.
2102 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2104 * emit-rtl.c (change_address): Don't abort if invalid address while
2105 reload is in progress.
2107 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2109 * c-lex.c (cb_file_change): Pass line number to
2110 debug_start_source_file.
2111 (cb_undefine): Pass correct line number to debug_undef.
2113 * toplev.c (debug_start_source_file): Add line number to
2114 parameters. Pass it along to dwarf2out_start_source_file.
2115 (decode_g_option): Stop resetting debug level back to normal when
2116 we change debug formats, unless the current level is
2117 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
2120 * toplev.h (debug_start_source_file): Add line number to
2123 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
2126 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
2128 Output debug_macinfo data for starting file if requested.
2129 (dwarf2out_end_source_file): Output debug_macinfo data for ending
2131 (dwarf2out_define): Output debug_macinfo data for defining a macro
2133 (dwarf2out_undef): Output debug_macinfo data for undefining a
2135 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
2136 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
2137 (macinfo_section_label): New. DWARF2 macro info section label.
2138 (dwarf2out_init): If we want macro info, output the start label
2140 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
2141 attribute to the compilation unit die pointing to the macro info.
2143 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2145 * dwarf2out.c (new_loc_list): Move to inside #ifdef
2146 DWARF2_DEBUGGING_INFO.
2147 (add_loc_descr_to_loc_list): Ditto.
2148 (output_loc_list): Ditto.
2149 Also, fix thinko in curr not being initialized.
2150 (gen_internal_sym): Ditto.
2152 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2154 * emit-rtl.c (replace_equiv_address): New function.
2155 * expr.h (replace_equiv_address): New declaration.
2156 * explow.c (validize_mem): Call it instead of change_address and
2157 also call if -fforce-addr and address is constant.
2158 * expr.c: Replace more calls to change_address with adjust_address
2159 and/or replace_equiv_address or to validize_mem.
2160 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
2161 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
2162 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2163 * config/i370/i370.md, config/i860/i860.md: Likewise.
2164 * config/i960/i960.md, config/mips/mips.c: Likewise.
2165 * config/mips/mips.md, config/pa/pa.md: Likewise.
2166 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
2167 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
2169 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2171 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
2173 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
2176 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
2178 * doc/include: New directory.
2179 * doc/fdl.texi: Move to doc/include/fdl.texi.
2180 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
2181 * doc/include/funding.texi, doc/include/gpl.texi: New files.
2182 * doc/gcc.texi: Use funding.texi and gpl.texi.
2183 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
2184 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
2185 Update dependencies and use -I $(docdir)/include.
2187 2001-07-04 Anthony Green <green@redhat.com>
2189 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
2191 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2193 * doc/install.texi (sparc64-*-*): Remove garbage.
2195 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
2197 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
2198 Fix typo in last change to use adjust_address.
2200 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2202 * doc/install.texi (Specific): Update information for *-*-solaris*.
2204 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2206 * explow.c (plus_constant_wide): Reinitialize Y for restart.
2208 2001-07-03 Stan Shebs <shebs@apple.com>
2210 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
2211 case for flag_no_mach_text_sections.
2212 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
2213 * config/darwin.c (flag_no_mach_text_sections): Remove.
2214 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
2216 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2218 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
2219 and avoid checking for constant as first operand.
2220 * recog.c (find_constant_term_loc): No longer static.
2221 (adj_offettable_operand): Delete.
2222 * rtl.h (adj_offsettable_operand): Delete declaration.
2223 (find_constant_term): Add declaration.
2224 * caller-save.c: Replace calls to adj_offsettable_operand with calls
2226 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
2227 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
2228 * config/i386/i386.c, config/i386/i386.md: Likewise.
2229 * config/i860/i860.c, config/i960/i960.c: Likewise.
2230 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
2231 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
2232 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
2233 * config/mips/mips.c, config/mips/mips.md: Likewise.
2234 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
2235 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
2236 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
2237 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
2238 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
2239 * config/ns32k/ns32k.md: Likewise.
2241 2001-07-03 Zack Weinberg <zackw@stanford.edu>
2243 * rtl.c (copy_rtx): Handle 'T' format letter.
2244 * gensupport.c (collect_insn_data): Likewise.
2245 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
2247 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
2249 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
2250 -B option. Use 'dir' not 'foo' as example directory name.
2252 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2254 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2255 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
2257 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2259 * doc/cppinternals.texi: Improve formatting and logical markup.
2261 2001-07-03 Andreas Jaeger <aj@suse.de>
2263 * Makefile.in (insn-recog.o): Add dependency on reload.h.
2265 * genrecog.c (write_header): Include reload.h for prototypes in
2268 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
2271 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
2272 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
2273 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
2274 i386_pe_valid_type_attribute_p): Add.
2275 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
2276 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
2278 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2280 * explow.c (plus_constant_wide, case LO_SUM): New case.
2281 (plus_constant_for_output_wide): Delete.
2282 * rtl.h (plus_constant_for_output): Delete.
2283 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
2284 instead of plus_constant_for_output.
2285 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
2286 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
2287 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
2288 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
2289 * config/sparc/sparc.md: Likewise.
2290 Convert some change_address calls to adjust_address.
2292 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2294 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
2295 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
2296 documentation of -std and -Wwrite-strings.
2298 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2300 * cse.c (canon_hash): Don't register registers in very small
2301 register classes, as extending their lifetime might cause
2304 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2306 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
2308 * flow.c (forwarder_block_p): Fix for fallthru blocks.
2309 (try_redirect_by_replacing_jump): Update properly the count
2310 and frequency information.
2312 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
2314 * toplev.c (dump_file_index): Move SSA dumps just after first
2316 (dump_file): Corresponding changes.
2317 (rest_of_compilation): Move SSA path to just after the first
2319 * doc/gcc.texi (Passes): Update due to movement of SSA path.
2320 * doc/invoke.texi: Update dump file #s as they were completely
2321 out of date with reality.
2323 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2325 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
2327 * expr.c (emit_move_insn_1): Deal with non-default
2330 * expr.c (emit_single_push_insn): Fix warning.
2332 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2334 * expr.c (emit_move_insn_1): Avoid modifying
2335 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
2337 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2339 * emit-rtl.c (adjust_address): New function.
2340 * expr.h (adjust_address): Add declaration.
2341 * builtins.c: Replace some calls to change_address with calls to it
2343 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
2344 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
2345 * config/arm/arm.c, config/convex/convex.c: Likewise.
2346 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2347 * config/i386/i386.c, config/i386/i386.md: Likewise.
2348 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
2349 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
2350 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
2351 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
2352 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
2354 2001-07-02 Jim Wilson <wilson@redhat.com>
2356 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
2358 2001-07-02 Steve Ellcey <sje@cup.hp.com>
2360 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
2361 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
2363 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2365 * cppinit.c (lang_defaults): New table.
2366 (set_lang): Just read from lang_defaults into the live options
2369 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2371 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
2372 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
2373 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
2375 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2377 * doc/install.texi: Various spelling and markup fixes.
2378 (Installing GCC): Component specific installation instructions are
2381 Warn about removing old install dir in the presence of shared libs.
2382 (Configuration): Invoke with options target to match configure
2384 Consistently refer to gas, gld pathnames.
2385 Invert --enable-multilib documentation.
2386 Remove references to old compiler versions.
2388 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2390 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
2392 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2394 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
2396 (Specific, mips*-sgi-irix5): Note IDO download.
2397 Reworded MIPS C hints.
2398 Use GNU as instead of GAS.
2400 Removed SGI Freeware reference, IRIX 6 only.
2401 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
2402 Note N64 library requirement/workaround.
2404 Complete list of structure passing bug victims.
2406 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2408 * doc/install.texi: Remove CVS Id.
2410 2001-07-02 Andreas Jaeger <aj@suse.de>
2412 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
2413 (find_inherently_necessary): Remove unused variable.
2415 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
2417 * c-common.h (TDI_inlined): New ast dump phase.
2418 (dump_flag_name): New function.
2419 * c-dump.c (dump_files): Add inlined phase.
2420 (dump_flag_name): Define.
2421 * doc/invoke.texi (-fdump-ast-inlined): Document.
2423 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2425 * stor-layout.c (layout_decl): Revert change to handling of alignment
2428 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2430 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
2433 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
2435 * doc/tm.texi (FUNCTION_ARG): Document that the last call
2438 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
2440 * tlink.c (recompile_files): Remove COMPILER_PATH and
2441 LIBRARY_PATH from the environment.
2443 2001-07-01 Zack Weinberg <zackw@stanford.edu>
2445 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
2446 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
2448 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
2450 * c-parse.in (OBJC_STRING): Kill.
2451 (objc_string): Decompose to [objc_string] '@' STRING.
2452 (reswords): Take the leading '@' off all the Objective C keywords.
2453 (objc_rid_sans_at): Kill.
2454 (init_reswords): Don't initialize it.
2455 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
2456 (_yylex): Kill reconsider label. Look ahead one token after
2457 an '@'; if we get an identifier, check whether it's an
2458 Objective C @-keyword. If so, return the keyword. Otherwise,
2459 put back the token and return the '@' as a terminal.
2461 * cpplib.c (lex_macro_node): Remove unnecessary check for
2462 leading '@' on identifier. Clarify control flow and commentary.
2464 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2466 * cse.c (new_label_ref): Variable deleted.
2467 (insert): Remove set of new_label_ref.
2468 (check_for_label_ref): New function.
2469 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
2471 See ChangeLog.5 for earlier changes.