1 2001-07-23 Kazu Hirata <kazu@hxi.com>
3 * config/h8300/h8300-protos.h: Add a prototype for
4 general_operand_dst_push.
5 * config/h8300/h8300.c (general_operand_dst_push): New.
6 * config/h8300/h8300.h (OK_FOR_T): New.
7 (EXTRA_CONSTRAINT): Use it.
8 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9 the existing movqi pattern.
10 (movhi_push): Likewise.
12 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
14 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
16 2001-07-23 H.J. Lu (hjl@gnu.org)
18 * doc/extend.texi: Update __builtin_return_address and
19 __builtin_frame_address.
21 2001-07-23 Richard Henderson <rth@redhat.com>
23 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
25 * config/i386/i386.md: New setcc+movzbl peephole2.
27 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
29 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
30 * objc/objc-act.c: Include debug.h.
31 (synth_module_prologue): Save and restore debug hooks too.
33 2001-07-23 lars brinkhoff <lars@nocrew.org>
35 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
37 (BOOL_TYPE_SIZE): Document.
39 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
41 * unroll.c (loop_iterations): Fix miscalculation of initial
44 2001-07-13 Andrew Haley <aph@redhat.com>
46 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
47 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
48 * config/sh/sh.c (sh_can_redirect_branch): New function.
49 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
50 * reorg.c (steal_delay_list_from_target): Use
51 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
53 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
55 * flow.c (try_simplify_condjump): Unlink insn chain on
56 fallthru edge; use can_fallthru.
58 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
60 * basic-block.h (find_sub_basic_block): Declare.
61 * flow.c (make_edges): New arguments MIN and MAX;
62 (find_sub_basic_blocks): Revamp to use make_edges
64 (find_basic_blocks): Update call of find_sub_basic_block.
66 * recog.c (split_all_insns): Always expect CFG to be consistent;
67 call find_sub_basic_blocks in case something has changed.
68 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
71 * basic-block.h (delete_noop_moves): Declare.
72 * combine.c (combine_instructions): Call it.
73 (recog_for_combine): Tolerate noop moves
74 (distribute_notes): Force refresh when register dies at noop move.
75 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
77 (life_analysis): Update delete_noop_moves call.
78 (set_noop_p): Move too ...
79 * rtlanal.c (noop_move_p): ... here.
80 * rtl.h (noop_move_p): Declare.
82 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
83 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
85 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
86 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
88 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
90 * reload.c (push_reload): Fix typo in comment.
91 (find_reloads_address): Ditto.
92 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
94 2001-07-22 Richard Henderson <rth@redhat.com>
96 * flow.c: Grammar check and clarify a lot of comments.
97 (try_simplify_condjump): Rename variables to be clearer.
98 (try_forward_edges): Skip complex and fallthru edges.
99 Rearrange tests to avoid duplicate checks.
100 (flow_find_cross_jump): Likewise.
101 (outgoing_edges_match): Allow match if neither branch has
102 probability data. Loosen probability match to 5%.
103 (try_crossjump_to_edge): Hoist repeated indirection into
105 (try_crossjump_bb): Don't check complex edges. Eliminate
106 redundant crossjump tests.
107 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
108 checks before more expensive checks.
110 2001-07-22 Richard Henderson <rth@redhat.com>
112 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
113 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
116 2001-07-22 Richard Henderson <rth@redhat.com>
118 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
119 (const_sint32_operand): Likewise.
120 * m68k.md (anon mulsi pattern): Use const_int_operand not
121 const_sint32_operand.
122 (umulsi3_highpart): Zero extend a constant input.
123 (smulsi3_highpart): Don't bother checking SImode constant.
124 (const_umulsi3_highpart): Give op3 DImode.
125 (const_smulsi3_highpart): Likewise.
127 2001-07-22 Richard Henderson <rth@redhat.com>
129 * flow.c (split_block): Make sure bb_note is included in the
130 new block when splitting before a label.
132 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
134 * basic-block.h (redirect_edge_and_branch_force,
135 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
136 * flow.c (redirect_edge_and_branch_force,
137 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
138 (redirect_edge_and_branch_force): Fix copying of lifeness information.
139 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
140 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
141 instead of label; update CFG after transformation.
142 (find_if_case_1): Update call, use redirect_edge_and_branch_force
143 for finishing the transformation; handle even case where ELSE
144 does not follow THEN.
145 (find_if_case_2): Update call of dead_or_predictable; simplify
148 * emit-rtl.c (split_branch_probability): New global variable.
149 (try_split): Take care to set split_branch_probability and
150 create REG_BR_PROB note for new jump insns.
151 * md.texi (define_split): Document new feature.
153 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
155 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
157 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
158 (asm_out_file): Remove redundant declaration.
159 (assemble_asm): Remove old #if 0 block.
160 (assemble_variable): Remove end of function; debug output is
161 now handled with global_decl. Remove old #if 0 block. Update.
162 Remove saved_in_section and associated no-op code.
163 * Makefile.in (varasm.o): Correct dependencies.
165 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
167 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
168 the definition in defaults.h.
170 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
172 * jump.c: Update comments.
173 (delete_barrier_successors, delete_unreferenced_labels,
174 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
175 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
176 jump_optimize, jump_optimize_minimal): Kill.
177 (rebuild_jump_labels): Move code from jump_optimize_1.
178 (purge_line_number_notes): Likewise.
179 (copy_loop_headers): Likewise.
180 * reg-stack.c: Update comment.
182 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
183 JUMP_AFTER_REGSCAN): Kill.
184 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
185 purge_line_number_notes and copy_loop_headers.
187 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
188 Richard Henderson <rth@redhat.com>
190 * dbxout.c (dbxout_global_decl): New.
191 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
192 * sdbout.c (sdbout_finish): New.
193 (sdbout_debug_hooks): Use it, add comments.
194 (sdbout_global_decl): Defer initialised public vars to
196 * varasm.c (assemble_variable): Don't output debug information
197 for file-scope variables.
199 2001-07-22 Richard Henderson <rth@redhat.com>
201 * config/alpha/alpha.c (get_trap_mode_suffix): New.
202 (get_round_mode_suffix): New.
203 (print_operand): Use them for [/]. Remove support for [&'`()+].
204 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
205 * config/alpha/alpha.md (attr round_suffix): New.
206 (attr trap_suffix): New.
207 (all insns): Set them appropriately. Use %/ instead of the
210 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
212 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
214 2001-07-22 Richard Henderson <rth@redhat.com>
216 * regrename.c (regrename_optimize): Compute nregs for each
217 potential target register.
219 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
220 Richard Henderson <rth@redhat.com>
222 * dbxout.c (dbxout_global_decl): New.
223 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
224 * sdbout.c (sdbout_finish): New.
225 (sdbout_debug_hooks): Use it, add comments.
226 (sdbout_global_decl): Defer initialised public vars to
228 * varasm.c (assemble_variable): Don't output debug information
229 for file-scope variables.
231 2001-07-21 H.J. Lu (hjl@gnu.org)
233 * config/mips/mips.c (mips_cpu): Moved into ...
234 (override_options): Here.
236 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
240 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
242 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
243 ("iorqi3"): Likewise.
244 ("xorqi3"): Likewise.
245 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
246 ("*subhi3_sp): Likewise.
247 ("*subhi3"): Likewise.
248 ("extendhisi2"): Accept D, X and Y as source operand to avoid
251 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
253 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
254 * config/freebsd.h: Likewise.
255 * config/linux.h: Likewise.
256 * config/openbsd.h: Likewise.
257 * config/alpha/linux-elf.h: Likewise.
258 * config/arm/linux-elf.h: Likewise.
259 * config/d30v/d30v.h: Likewise.
260 * config/fr30/fr30.h: Likewise.
261 * config/ia64/aix.h: Likewise.
262 * config/ia64/ia64.h: Likewise.
263 * config/mips/linux.h: Likewise.
264 * config/pj/pj.h: Likewise.
265 * config/rs6000/linux.h: Likewise.
266 * config/sparc/linux.h: Likewise.
267 * config/sparc/linux64.h: Likewise.
269 2001-07-20 Bruce Korb <bkorb@gnu.org>
271 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
272 because getc() and char* may disagree on signedness.
274 2001-07-20 Richard Henderson <rth@redhat.com>
276 * doc/rtl.texi (REG_DEAD): Update for current semantics.
278 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
279 insns to delete in the presence of cc0 in a jump insn.
281 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
282 Jan Hubicka <jh@suse.cz>
284 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
285 of doing the change by hand.
287 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
289 * rtlanal.c (set_noop_p): Return true for noop jumps.
291 * expr.c (emit_single_push_insn): Add call to push expander.
292 * expr.h (optab_index): Add OTI_push
293 (push_optab): New constant.
294 * genopinit.c (optabs): Add push_optab.
295 * optabs.c (init_optab): Init push optab.
296 * md.texi (push??1): Document
298 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
300 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
301 expand to emit the pattern; put a REG_INC note for push/pop
303 ("movdf", "movdf_internal"): Likewise.
304 ("movsi", "movsi_internal"): Likewise.
305 ("movsf", "movsf_internal"): Likewise.
306 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
308 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
310 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
313 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
315 * params.def: Change default max inline insns to 100.
317 2001-07-20 Diego Novillo <dnovillo@redhat.com>
319 * combine.c (combine_simplify_rtx): Generate a new shift operation
320 when simplifying the first operand of a (neg (ashift)) expression.
322 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
324 * regclass.c (N_REG_INTS): Use only 32 bits per element.
326 2001-07-20 Kelley Cook <kelley.cook@home.com>
328 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
329 information. Move rest into ...
330 (*-*-solaris): ... here. Eliminate redundant information and
331 reword necessary packages section. Delete 4.x assembler bug info.
332 (sparc-sun-*): Merge into ...
333 (sparc-sun-sunos*): here.
335 2001-07-20 Catherine Moore <clm@redhat.com>
337 * config/v850/v850.md (casesi): Generate LABEL_REF
340 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
342 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
343 * i386.c (ix86_zero_extend_to_Pmode): Make global.
344 * i386.md (strclrsi expander): Use it.
346 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
348 * integrate.c (copy_insn_list): handle
349 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
350 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
351 identically as to CODE_LABEL.
353 * fold-const (fold): Convert A/B/C to A/(B*C) and
356 * except.c (connect_post_landing_pads): Delete the RESX insns.
358 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
360 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
362 * config/mips/mips.md (nmadd/nmsub): Use macro.
364 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
366 * cppinit.c (remove_dup_dir): Make static.
367 (remove_dup_dirs): Make static. Only warn about preempting a
368 system directory with a non-system directory.
370 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
372 * ifcvt.c (noce_try_store_flag_constants): Correct order
373 of parameters to trunc_int_for_mode.
375 2001-07-19 Mark Mitchell <mark@codesourcery.com>
377 * reorg.c (fill_simple_delay_slots): If an instruction might throw
378 an exception that will be caught within this function, do not fill
379 its delay slot with any subsequent instruction.
381 2001-07-19 Steve Ellcey <sje@cup.hp.com>
383 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
384 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
385 pointer extension instruction.
386 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
387 * simplify-rtx.c (simplify_unary_operation) Likewise.
388 * explow.c (convert_memory_address) Check value of
389 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
391 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
392 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
393 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
394 Add Multilib Support.
395 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
396 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
397 Add Multilib Support.
398 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
400 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
401 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
402 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
404 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
406 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
407 old and new operands in `<', `3' and `b'.
409 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
411 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
412 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
413 (toplev.o): Don't depend on xcoffout.h.
414 * c-decl.c: Include debug.h
415 (duplicate_decls): Use debug hook.
416 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
417 (dbx_debug_hooks, xcoff_debug_hooks): Update.
418 (dbxout_types): Remove.
419 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
420 * debug.c (do_nothing_debug_hooks): Update.
421 (debug_true_tree, debug_nothing_rtx): New.
422 * debug.h (struct rtx_def): New.
423 (struct gcc_debug_hooks): New hooks ignore_block,
424 outlining_inline_function and label.
425 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
426 dwarf2out_frame_finish): New.
427 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
428 Make static, update prototype.
429 (dwarf2_debug_hooks): Update.
430 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
431 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
432 * dwarfout.c (dwarf_debug_hooks): Update.
433 * emit-rtl.c: Include debug.h.
434 (remove_unnecessary_notes): Use debug hook.
435 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
436 (final_scan_insn): Use debug hook.
437 * integrate.c (output_inline_function): Use debug hook.
438 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
439 (sdb_debug_hooks): Update.
440 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
441 * toplev.c: Don't include xcoffout.h.
442 (note_outlining_of_inline_function, debug_ignore_block): Remove.
443 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
445 * tree.h (dwarf2out_do_frame): Remove.
447 2001-07-19 Catherine Moore <clm@cygnus.com>
449 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
451 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
453 * reload1.c (eliminate_regs_in_insn): When updating a set
454 to the frame pointer to the hardware frame pointer, perform
455 the update always not just when REPLACE is set.
457 * reload1.c (choose_reload_regs): Don't inherit a reload
458 that crosses multiple registers if registers past the first
459 don't fit in the desired class.
461 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
462 when negating constants.
464 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
466 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
467 * doc/tree.texi: Ditto.
469 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
470 Jakub Jelinek <jakub@redhat.com>
472 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
473 (extract_cie_info): Handle "eh" augmentation properly,
475 (struct frame_state, __frame_state_for): New.
477 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
479 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
480 HANDLE_SYSV_PRAGMA): Define.
481 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
483 (copy_object): Caller changed.
485 2001-07-19 Andreas Schwab <schwab@suse.de>
487 * configure.in (assembler dwarf2 debug_line support): Define nop
489 * configure: Regenerated.
491 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
493 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
495 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
496 to conditionally compiled block.
497 (dbx_debug_hooks, xcoff_debug_hooks): Update.
498 * dbxout.h (dbxout_function): Remove.
499 * debug.c (do_nothing_debug_hooks): Update.
500 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
501 global_decl, deferred_inline_function.
502 * dwarf2out.c (dwarf2_debug_hooks): Update.
503 (dwarf2out_global_decl): New.
504 * dwarfout.c: Don't include dwarfout.h.
505 (dwarfout_global_decl, dwarfout_function_decl,
506 dwarfout_deferred_inline_function): New.
507 (dwarf_debug_hooks): Update.
508 * dwarfout.h: Remove.
509 * final.c: Don't include dwarfout.h.
510 * sdbout.c (sdbout_global_decl): New.
511 (sdbout_debug_hooks): Update.
512 * toplev.c: Don't include dwarfout.h.
513 (check_global_declarations, rest_of_compilation): Use new debug hooks.
514 (note_deferral_of_defined_inline_function): Remove.
515 * toplev.h (note_deferral_of_defined_inline_function): Remove.
516 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
517 * ch/lex.c: Don't include dwarfout.h.
518 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
519 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
520 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
521 * cp/optimize.c: Include debug.h.
522 (maybe_clone_body): Use debug hook.
523 * cp/semantics.c: Include debug.h.
524 (expand_body): Use debug hook.
525 * po/POTFILES.in: Remove dwarfout.h.
527 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
529 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
530 * c-parse.in (yyerror, _yylex): Similarly.
531 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
532 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
534 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
535 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
537 2001-07-18 Jeff Sturm <jsturm@one-point.com>
539 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
540 in-class declaration at -g1. Fixes c++/2814.
542 2001-07-18 Richard Henderson <rth@redhat.com>
544 * doc/md.texi (reload_in/out): Document restrictions in predicates
545 and constraints for these patterns. Document empty string matching
548 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
550 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
552 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
554 * cse.c: Undo my previous patch.
556 2001-07-18 Tom Tromey <tromey@redhat.com>
559 * configure: Rebuilt.
560 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
562 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
564 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
565 Jan Hubicka <jh@suse.cz>
567 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
568 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
569 * jump.c (mark_jump_label): Do not forward branches.
571 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
573 * cse.c (delete_trivially_dead_insns): Delete the libcall block
574 when return value is unused.
576 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
578 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
580 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
582 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
583 on error. We can't blindly return the result of
584 pthread_mutex_trylock because it returns a positive number on
585 error, while we must return -1 on error.
586 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
588 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
590 2001-07-18 Andreas Jaeger <aj@suse.de>
592 * integrate.c (output_inline_function): Correct type of debug_hooks.
594 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
596 * combine.c (combine_simplify_rtx): DIV can be treated
597 associatively for floats if unsafe math optimisations are enabled.
599 2001-07-17 Richard Henderson <rth@redhat.com>
601 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
603 2001-07-17 Richard Henderson <rth@redhat.com>
605 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
606 don't force the function address into a register.
607 (expand_call, emit_library_call_value_1): Update callers.
608 * builtins.c (expand_builtin_apply): Likewise.
609 * expr.h (prepare_call_address): Update decl.
611 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
613 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
615 * config/i386/chorus.h: Move up.
616 * config/sparc/chorus.h: Likewise.
617 * config/rs6000/chorus.h: Likewise.
618 * config/chorus.h: Moved here.
620 2001-07-17 Andreas Schwab <schwab@suse.de>
622 * configure.in (assembler eh_frame optimization): Handle big
624 * configure: Regenerated.
626 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
628 * expr.c (epxand_expr): Convert divisions into multiplications by
629 reciprocals if -ffast-math.
631 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
633 * dbxout.c (dbxout_really_begin_function): Rename to
634 dbxout_begin_function.
635 (dbx_debug_hooks, xcoff_debug_hooks): Update.
636 (dbxout_begin_function): Remove.
637 (dbxout_function): Update.
638 (dbxout_source_line): Update prototype.
639 * dbxout.h (dbxout_begin_function): Remove.
640 * debug.c (do_nothing_debug_hooks): Update.
641 (debug_nothing_tree): Update.
642 (debug_nothing_charstar_rtx): Remove.
643 * debug.h (union tree_node): Declare.
644 (struct rtx_def): Remove.
645 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
646 begin_function. Change source_line prototype.
647 (debug_nothing_tree): New.
648 (debug_nothing_charstar_rtx): Delete.
649 (dwarf2out_begin_prologue): Moved from ...
651 * dwarf2out.c (dwarf2_debug_hooks): Update.
652 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
653 debug info, call dwarf2out_source_line.
654 (dwarf2out_souce_line): Update prototype.
655 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
656 Change prototype, make static.
657 (dwarfout_source_line): Update prototype.
658 (dwarf_debug_hooks): Update.
659 * dwarfout.h (dwarfout_begin_function): Remove.
660 * final.c (final_start_function, final_scan_insn): Use appropriate
661 debug hooks, update to use notice_source_line.
662 (output_source_line): Rename notice_source_line. Don't call the
663 source_line debug hook.
664 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
665 make static, update prototype.
666 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
668 (sdbout_end_prologue): New.
669 (sdbout_source_line): Update prototype.
670 (sdbout_debug_hooks): Update.
671 (sdbout_symbol): Remove unused var.
672 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
674 * varasm.c: Include debug.h.
675 (assemble_start_function): Use begin_function debug_hook.
676 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
677 update with prototype.
678 (xcoffout_source_line): Update prototype.
679 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
681 (xcoffout_source_line): Update prototype.
683 2001-07-17 Richard Henderson <rth@redhat.com>
685 * c-typeck.c (build_binary_op): Do not shorten unsigned
686 right shift after sign extension.
688 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
690 * combine.c (combine_simplify_rtx): Attempt to simplify
691 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
693 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
694 (simplify_binary_operation, simplify_unary_operation,
695 simplify_relational_operation): Use it.
697 * combine.c (combine_simplify_rtx): Don't do associative law
698 on divisions; allow associative law on floats.
700 2001-07-17 H.J. Lu <hjl@gnu.org>
701 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
703 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
704 ASM_OUTPUT_WEAK_ALIAS are defined.
705 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
706 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
708 * config/mips/iris5.h: ... here.
709 (HANDLE_SYSV_PRAGMA): Defined as 1.
710 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
711 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
714 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
716 * c-parse.in (all_prefix_attributes): New variable.
717 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
718 (maybe_resetattrs): New production.
719 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
720 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
721 notype_initdcl, nested_function, notype_nested_function,
722 component_decl, components, components_notype,
723 component_declarator, component_notype_declarator,
724 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
725 ivars, mydecl, myparm): Update. Avoid prefix attributes just
726 after a comma being applied to more than one declarator.
727 * doc/extend.texi (Attribute Syntax): Update. Remove
728 documentation of bugs that are no longer present.
730 2001-07-13 Eric Christopher <echristo@redhat.com>
732 * config/mips/mips.h: Change TUNE_MIPS* options to use
734 (EXTRA_SPECS): Add cc1_cpu_spec.
735 * config/mips/mips.md (muldf3): Fix typo.
737 2001-07-16 Richard Henderson <rth@redhat.com>
739 * config/m68k/m68k.c: Include expr.h and reload.h.
740 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
741 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
743 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
744 Richard Henderson <rth@redhat.com>
746 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
747 (insn_live_p): Fix fall off end of function.
748 (dead_libcall_p): Remove COUNTS argument; update callers.
749 (delete_trivially_dead_insns): Remove unused variables.
751 2001-07-17 Andreas Jaeger <aj@suse.de>
753 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
756 * lcm.c (optimize_mode_switching): Avoid warning for unused
757 variable if !NORMAL_MODE.
759 * flow.c (try_crossjump_to_edge): Remove unused variable.
761 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
763 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
764 atexit declaration in stdlib.h.
766 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
768 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
770 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
772 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
773 * except.c (finish_eh_generation): Update call of cleanup_cfg;
774 do rebuild_jump_labels instead of jump_optimize
775 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
776 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
777 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
779 * flow.c: Include timevar.h
780 (find_basic_block): Push/pop timevar;
781 (cleanup_cfg): Likewise.
782 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
783 * Makefile: Add dependencies on timevar.h
785 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
786 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
788 * rtl.h (delete_trivially_dead_insns): Add new parameter.
789 * toplev.c (rest_of_compilation): Update calls.
790 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
791 (delete_trivially_dead_insns): ... here; accept new argument
792 preserve_basic_blocks; preserve basic blocks if set.
794 * reg-stack.c (stack_regs_mentioned): Return 0 if
795 stack_regs_mentioned_data is not initialized.
796 (reg_to_stack): Make stack_regs_mentioned survive after the
797 reg-stack is completted; do not call cleanup_cfg.
798 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
799 make cleanup_cfg after bb-reorder to output to debug file.
801 2001-07-16 Richard Henderson <rth@redhat.com>
803 * regclass.c (init_reg_sets): Use only 32 bits per initializer
804 from int_reg_class_contents.
806 2001-07-16 Richard Henderson <rth@redhat.com>
808 * hard-reg-set.h (regs_invalidated_by_call): Declare.
809 * regclass.c (regs_invalidated_by_call): Move from cse.c.
810 (init_reg_sets_1): Move initialization from cse_main.
811 * cse.c (regs_invalidated_by_call): Move to regclass.c.
812 (cse_main): Move its initialization also.
813 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
814 * flow.c (propagate_one_insn): Likewise.
815 * gcse.c (compute_hash_table): Likewise.
816 (compute_kill_rd, compute_store_table): Likewise.
817 * sched-deps.c (sched_analyze_1): Likewise.
819 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
821 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
824 2001-07-16 Steve Ellcey <sje@cup.hp.com>
826 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
827 in if statement so we don't access undefined memory.
829 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
831 * gcse.c: Update comment at top.
832 Update comment on mem handling.
833 mem_last_set, mem_first_set, mem_set_in_block: gone.
834 Declaration of reg_set_info: gone.
835 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
836 pointless with load_killed_in_block_p (they are *more*
837 conservative then it, not less, and less accurate).
838 (oprs_not_set_p): Ditto.
839 (alloc_gcse_mem): Don't allocate mem_set_in_block
840 (free_gcse_mem): Don't free it, either.
841 (record_last_mem_set_info): Update comment in front, remove
842 mem_*set_* stuff. Note the reason we don't handle stores directly
844 (compute_hash_table): Update comments to reflect reality. Remove
845 mem_*set_* references.
846 (reset_opr_set_tables): Remove mem_*set_* references.
848 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
849 (mark_clobber): Ditto (on both parts, we double set here too).
850 (expr_killed_p): Remove mem_set_in_block test.
851 (compute_transp): Remove mem_set_in_block test.
853 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
854 of edge, and removal of phi alternative to dump file.
855 (ssa_ccp_substitute_constants): Add note about register now being
856 constant, and which uses were replaced in what insns to dump file.
858 2001-07-16 Andreas Jaeger <aj@suse.de>
860 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
861 variables of type HOST_WIDEST_INT.
863 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
864 (__bb_exit_func): Correct type of count_max to avoid overflow.
865 (num_digits): Handle long long argument.
867 * combine.c (gen_lowpart_for_combine): Remove unused variable.
869 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
871 * output.h (sdb_begin_function_line): Restore as an extern
873 * sdbout.c (sdb_begin_function_line): Make extern.
875 2001-07-15 Richard Henderson <rth@redhat.com>
877 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
878 * genrecog.c (maybe_both_true_mode): New.
879 (maybe_both_true_2): Use it.
880 (write_switch): Don't put Pmode in a switch.
881 * rtl.c (mode arrays): Don't explicitly size them.
883 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
885 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
886 handling; move unconditional splitting before mode switching.
888 * i386.md (type): Add fistp type.
889 (i387, length_attr, scheduling definitions): Handle this type.
890 (fix_trunc?f?i2): Revamp to use mode switching.
891 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
892 * i386.h (fp_cw_mode): New enum
893 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
894 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
896 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
898 * Makefile.in (integrate.o): Add debug.h.
899 * integrate.c (debug.h): Add.
900 (output_inline_function): Save, reset, and restore debug_hooks.
902 2001-07-15 Richard Henderson <rth@redhat.com>
904 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
905 instead of COMPARE for the EQUIV expression.
907 2001-07-15 Richard Henderson <rth@redhat.com>
909 * flow.c (redirect_edge_and_branch_force): Initialize
910 global_live_at_start and global_live_at_end.
911 (allocate_bb_life_data): Export.
912 * basic-block.h (allocate_bb_life_data): Declare.
913 * toplev.c (rest_of_compilation): Call it.
915 2001-07-15 Richard Henderson <rth@redhat.com>
917 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
918 (alpha_tablejump_best_label): New.
919 * config/alpha/alpha-protos.h: Declare them.
920 * config/alpha/alpha.md: Use braced strings for code blocks.
921 (tablejump_osf): Break out add with r29.
922 (tablejump_osf_internal): Remove.
923 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
924 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
926 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
928 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
931 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
933 * i386-protos.h (ix86_split_fp_branch): Update prototype.
934 (ix86_fp_jump_nontrivial_p): New.
935 * i386.md (fp_jcc_?): Update call of split_fp_branch;
936 use ix86_fp_jump_nontrivial_p.
937 * i386.c (ix86_fp_jump_nontrivial_p): New.
938 (ix86_split_fp_branch): Accept code instead of rtx.
939 (ix86_expand_compare): Expand comparison early in case
940 doing so is resonably cheap.
942 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
944 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
946 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
947 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
949 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
951 * dbxout.c (dbxout_source_line): Make static, update prototype.
952 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
953 (dbxout_init, dbxout_finish, dbxout_source_line,
954 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
955 * dbxout.h (dbxout_source_line): Delete.
956 * debug.c (debug_nothing_file, debug_nothing_file_int,
957 debug_nothing_file_charstar_rtx): New.
958 (do_nothing_debug_hooks): Update.
959 (debug_nothing_void, debug_nothing_charstar_rtx,
960 dwarf2out_end_epilogue): New.
961 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
962 * debug.h (struct rtx_def): Declare.
963 (gcc_debug_hooks): New hooks source_line, end_epilogue
965 (debug_nothing_void, debug_nothing_charstar_rtx,
966 dwarf2out_end_epilogue): New.
967 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
968 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
969 (dwarf2_debug_hooks): Update.
970 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
971 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
972 * dwarf2out.h (dwarf2out_source_line): Remove.
973 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
974 Make static, update prototype.
975 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
976 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
977 (dwarf_debug_hooks): Update.
978 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
979 dwarfout_end_function): Remove.
980 * final.c (profile_function): Use debug hooks for ending functions
982 (output_source_line, final_end_function): Update prototype,
984 (final_start_function, final_scan_insn): Update.
985 * output.h (sdb_begin_function_line): Remove.
986 (final_end_function): Update prototype.
987 * sdbout.c (sdb_begin_function_line): Make static.
988 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
989 (sdbout_source_line): New.
990 (sdbout_end_epilogue, sdbout_end_function): Make static, update
992 (sdb_debug_hooks): Update.
993 (sdbout_init, sdbout_source_line,
994 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
995 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
996 * toplev.c (compile_file, rest_of_compilation): Update.
997 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
998 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
999 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
1000 Update for prototype changes.
1001 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
1002 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
1004 2001-07-15 Richard Henderson <rth@redhat.com>
1006 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
1007 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
1008 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
1009 * config/alpha/alpha.c: Likewise.
1010 * config/alpha/alpha.md: Likewise.
1011 * config/alpha/alpha32.h: Likewise.
1012 * config/alpha/vms.h: Likewise.
1015 2001-07-14 Richard Henderson <rth@redhat.com>
1017 * config/alpha/alpha.md: Use define_constants for unspec values.
1018 Substitute throughout.
1020 2001-07-14 Tim Josling <tej@melbpc.org.au>
1022 * tree.def (EXPON_EXPR) remove. Never supported anyway.
1024 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
1026 * pa.md: Remove unused constraints from define_split's.
1028 2001-04-14 Richard Henderson <rth@redhat.com>
1030 * ifcvt.c (find_cond_trap): Test for exit block.
1032 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
1034 Re-install recently reverted patch.
1035 * emit-rtl.c (try_split): Update mark_jump_label call.
1036 * flow.c (find_sub_basic_blocks): Likewise.
1037 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
1039 (mark_all_labels): Kill second parameter.
1040 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
1041 (rebuild_jump_labels, jump_optimize_minimal): Update call
1043 (jump_optimize_1): Kill crossjumping code.
1044 (mark_jump_label): Kill cross_jump parameter.
1045 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
1046 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
1047 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
1049 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
1051 (dump_file_info): Likewise.
1052 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
1053 reorganize passes to do reg-stack first, bb-reorder second.
1054 * invoke.texi (-d letters doc): Remove the jump2 pass.
1056 2001-07-14 Richard Henderson <rth@redhat.com>
1058 * ifcvt.c (find_cond_trap): New.
1059 (find_if_header): Call it.
1060 (merge_if_block): Relax existing jump sanity check.
1061 * jump.c (jump_optimize_1): Remove conditional trap handling.
1063 2001-07-14 Alan Modra <amodra@bigpond.net.au>
1065 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
1067 (insn_refs_are_delayed): Correct comment.
1068 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
1069 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
1070 instead of r31. Make associated insn !TARGET_64BIT, and
1071 provide an additional 64-bit insn that clobbers r2.
1073 (udivsi3): Likewise.
1075 (umodsi3): Likewise.
1077 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
1079 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
1081 * flow.c (redirect_edge_and_branch_force, split_edge,
1082 try_crossjump_to_edge): Use set_block_for_new_insns.
1083 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
1085 2001-07-13 H.J. Lu (hjl@gnu.org)
1087 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
1090 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
1092 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
1094 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
1096 * c-common.c (decl_attributes): Take a pointer to the node to
1097 which attributes are to be attached, and a flags argument.
1098 * c-common.h (enum attribute_flags): New.
1099 (decl_attributes): Update prototype.
1100 * c-decl.c (start_decl, push_parm_decl, finish_struct,
1101 finish_enum, start_function): Update calls to decl_attributes.
1102 * c-parse.in (component_declarator, component_notype_declarator,
1103 label): Update calls to decl_attributes.
1105 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
1107 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
1108 * config/avr/avr.c (legitimate_address_p): Return value changed
1109 from letter to register classes. For better debugging.
1111 2001-07-13 Kazu Hirata <kazu@hxi.com>
1113 * jump.c (reversed_comparison_code_parts): Fix comment typos.
1115 2001-07-13 H.J. Lu (hjl@gnu.org)
1117 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
1119 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
1121 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
1122 correctly for shared configurations.
1123 * config/t-libgcc-pic: New.
1124 * config/{i386,m68k,sparc}/t-openbsd: New.
1125 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
1126 Support -shared. Support debugging libraries with -g.
1127 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
1128 frame information does not emit pointer diffs.
1129 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
1132 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
1134 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
1136 2001-07-13 David Edelsohn <edelsohn@gnu.org>
1138 * combine.c (try_combine): Ensure const_int pow2 is positive.
1140 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
1142 * config.gcc: Add configuration for s/390.
1143 * config/s390/s390.c: New. Subroutines for code generation.
1144 * config/s390/s390.h: New. Definitions for s/390.
1145 * config/s390/s390-protos.h: New. Prototypes.
1146 * config/s390/linux.h: New. Definitions for linux for s/390.
1147 * config/s390/linux64.h: New. Definitions for linux for zSeries.
1148 * config/s390/t-linux: New. Makefile fragment.
1149 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
1150 * config/s390/fixdfdi.h: New. Fix L_fix*di.
1152 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
1154 * emit-rtl.c (try_split): Update mark_jump_label call.
1155 * flow.c (find_sub_basic_blocks): Likewise.
1156 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
1158 (mark_all_labels): Kill second parameter.
1159 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
1160 (rebuild_jump_labels, jump_optimize_minimal): Update call
1162 (jump_optimize_1): Kill crossjumping code.
1163 (mark_jump_label): Kill cross_jump parameter.
1164 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
1165 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
1166 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
1168 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
1170 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
1171 reorganize passes to do reg-stack first, bb-reorder second.
1172 * invoke.texi (-d letters doc): Remove the jump2 pass.
1174 2001-07-12 Steve Ellcey <sje@cup.hp.com>
1176 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
1178 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1180 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
1182 (verify_flow_info): Make diagnostics prettier.
1184 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1186 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
1188 * flow.c (outgoing_edges_match): Return early if condition reversal
1191 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
1193 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
1194 (mips_move_2words): When splitting a move into two instructions,
1195 prefix the second address operand with '%D'.
1197 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
1199 * Makefile.in (final.o): Depend on debug.h.
1200 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
1201 (dbx_debug_hooks): Add new hooks.
1202 (xcoff_debug_hooks): New.
1203 * debug.c (debug_nothing_file_int_int): New.
1204 (do_nothing_debug_hooks): Update.
1205 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
1206 (debug_nothing_file_int_int): New.
1207 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
1208 static, update prototype.
1209 (dwarf2_debug_hooks): Update.
1210 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
1211 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
1212 static, update prototype.
1213 (dwarf_debug_hooks): Update.
1214 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
1215 * final.c: Include debug.h.
1216 (final_scan_insn): Use debug hooks when beginning and ending blocks.
1217 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
1218 static, update prototype.
1219 (sdb_debug_hooks): Update.
1220 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
1221 * toplev.c: Distinguish between xcoff and dbx.
1223 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
1224 Call all debug hooks, not just dwarf ones.
1226 2001-07-11 Timothy Wall <twall@redhat.com>
1228 * config.gcc: Add configuration for AIX5/IA64.
1229 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
1230 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
1231 support prefix/suffix code.
1232 * config/ia64/t-aix: New. Makefile fragment.
1233 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
1235 2001-07-11 Kazu Hirata <kazu@hxi.com>
1237 * recog.c (validate_change): Fix a comment typo.
1239 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
1241 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
1242 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
1244 * dbxout.c (dbx_debug_hooks): Add new hooks.
1245 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
1247 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
1249 * dbxout.h (dbxout_start_new_source_file,
1250 dbxout_resume_previous_source_file): Delete.
1251 * debug.c (do_nothing_debug_hooks): Add new hooks.
1252 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
1253 (debug_nothing_int_charstar, debug_nothing_int): New.
1254 * debug.h (gcc_debug_hooks): New hooks define, undef,
1255 start_source_file and end_source_file.
1256 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
1257 (debug_nothing_int_charstar, debug_nothing_int): New.
1258 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
1259 the conditionally compiled section.
1260 (dwarf2out_start_source_file, dwarf2out_end_source_file,
1261 dwarf2out_define, dwarf2out_undef): Make static.
1262 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
1263 dwarf2out_define, dwarf2out_undef): Remove.
1264 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
1265 (dwarfout_start_source_file, dwarfout_end_source_file,
1266 dwarfout_define, dwarfout_undef): Make static.
1267 (dwarfout_start_source_file_check,
1268 dwarfout_end_source_file_check): New.
1269 (dwarfout_define, dwarfout_finish): Update.
1270 * dwarfout.h (dwarfout_start_new_source_file,
1271 dwarfout_resume_previous_source_file, dwarfout_define,
1272 dwarfout_undef): Remove.
1273 * sdbout.c (sdb_debug_hooks): Add new hooks.
1274 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
1276 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
1277 make static, take an arg.
1278 * sdbout.h (sdbout_start_new_source_file,
1279 sdbout_resume_previous_source_file): Delete.
1280 * toplev.c (debug_start_source_file, debug_end_source_file,
1281 debug_define, debug_undef): Delete.
1282 * toplev.h (debug_start_source_file, debug_end_source_file,
1283 debug_define, debug_undef): Delete.
1285 * java/jcf-parse.c: Include debug.h.
1286 (parse_class_file): Update to use debug hooks directly.
1287 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
1289 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1291 * alias.c (set_mem_alias_set): New function.
1292 * rtl.h (set_mem_alias_set): Declare it.
1293 * builtins.c (expand_builtin_return_addr): Call it instead of
1294 using MEM_ALIAS_SET accessor.
1295 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
1296 (get_memory_rtx, expand_builtin_va_arg): Likewise.
1297 (expand_builtin_va_copy):Likewise.
1298 * caller-save.c (setup_save_areas): Likewise.
1299 * calls.c (compute_argument_addresses): Likewise.
1300 * explow.c (set_mem_attributes): Likewise.
1301 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
1302 (expand_assignment, store_constructor_field, store_field): Likewise.
1303 (expand_expr_unaligned): Likewise.
1304 * function.c (assign_stack_temp_for_type): Likewise.
1305 (put_reg_into_stack, gen_mem_addressof): Likewise.
1306 * ifcvt.c (noce_try_cmove_arith): Likewise.
1307 * reload1.c (reload, alter_reg): Likewise.
1308 * config/alpha/alpha.c (get_aligned_mem): Likewise.
1309 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
1310 (alpha_expand_unaligned_store): Likewise
1311 (alpha_expand_unaligned_load_words): Likewise.
1312 (alpha_expand_unaligned_store_words): Likewise.
1313 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
1314 (alpha_expand_epilogue): Likewise.
1315 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
1316 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
1317 * config/i386/i386.c (legitimize_pic_address): Likewise.
1318 * config/i960/i960.c (setup_incoming_varargs): Likewise.
1319 * config/ia64/ia64.c (spill_restore_mem): Likewise.
1320 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
1321 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
1322 * config/mips/mips.c (mips_va_arg): Likewise.
1323 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1324 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1325 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1326 (setup_incoming_varargs, rs6000_va_arg): Likewise.
1327 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
1328 (rs6000_emit_epilogue): Likewise.
1329 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
1330 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1331 * config/v850/v850.c (v850_va_arg): Likewise.
1333 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1335 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
1336 when fallthru edge is present.
1337 (mege_blocks): Handle case where creation of jump insn
1340 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
1341 CLEANUP_POST_REGSTACK): New constants.
1342 * except.c (finish_eh_generation): Update call of cleanup_cfg,
1343 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
1344 * output.h (cleanup_cfg): Update prototype.
1345 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
1346 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
1347 cleanup_cfg call; kill missleading comment.
1348 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
1349 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
1350 parameter; control optimizations performed using it.
1351 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1352 try_crossjump_bb): New functions.
1354 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1356 * pa.c (pa_output_function_prologue): Delete prototype. Make function
1358 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
1359 pa_output_function_prologue.
1360 * pa-protos.h (pa_output_function_prologue): New prototype.
1362 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1364 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
1365 and low to get correct sign extension in low+high test.
1367 2001-07-11 Janis Johnson <janis@us.ibm.com>
1369 * gcov.c (arcdata): Use gcov_type to fix branch percentage
1370 for large hit count.
1372 * profile.c (branch_prob): Fix .bbg info for computed gotos
1375 2001-07-11 Mark Mitchell <mark@codesourcery.com>
1377 * stmt.c (parse_output_constraint): New function, split out
1379 (expand_asm_operands): ... here. Use parse_output_constraint.
1380 * tree.h (parse_output_constraint): Declare it.
1382 2001-07-11 Richard Henderson <rth@redhat.com>
1384 * bitmap.c: Comment some functions; fiddle whitespace.
1385 (bitmap_free): Don't export.
1386 (bitmap_element_allocate): Use memset.
1387 * bitmap.h (bitmap_free): Don't declare.
1389 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
1391 * gcse.c, lcm.c, sched-deps.c:
1392 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
1394 * flow.c (flow_loops_find): Free dom if we found no loops, since
1395 we aren't going to save it.
1397 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
1400 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
1402 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
1404 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1406 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
1407 #ifndef DWARF2_DEBUGGING_INFO.
1409 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1411 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
1413 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1415 * config/mips/mips.c (gen_int_relational): Tell the caller not to
1416 reverse a branch if a NE comparison is implemented with GTU.
1418 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1419 H.J. Lu <hjl@gnu.org>
1421 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
1423 (call_internal2): Likewise.
1424 (call_value_internal1): Likewise.
1425 (call_value_internal2): Likewise.
1426 (call_value_multiple_internal1): Likewise.
1427 (call_value_multiple_internal2): Likewise.
1429 2001-07-10 Kazu Hirata <kazu@hxi.com>
1431 * calls.c (emit_library_call_value_1): Fix a comment typo.
1432 * dwarf2out.c (mem_loc_descriptor): Likewise.
1433 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
1435 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
1437 * simplify-rtx.c (simplify_subreg): Fix typo in comment
1439 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1441 * recog.c (offsettable_address_p): Handle LO_SUM case.
1442 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
1443 instead of plus_constant.
1445 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1447 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
1448 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
1450 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1452 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
1453 adjust_address_nv instead of plus_constant.
1455 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
1457 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
1458 dwarf2out.o): Depend on debug.h, wrap long lines.
1459 * dbxout.c: Include debug.h.
1460 (dbx_debug_hooks): New.
1461 (dbxout_init): Make static, take just 2 args.
1462 (dbxout_finish): Make static.
1463 * dbxout.h (dbxout_init, dbxout_finish): Delete.
1464 * debug.c: New file.
1465 * debug.h: New file.
1466 * dwarf2out.c: Include debug.h.
1467 (dwarf2_debug_hooks): New.
1468 (dwarf2out_init): Make static.
1469 (dwarf2out_finish): Make static, take 2 args.
1470 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
1471 * dwarfout.c: Include debug.h.
1472 (dwarf_debug_hooks): New.
1473 (dwarfout_init): Make static.
1474 (dwarfout_finish): Make static, take 2 args.
1475 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
1476 * sdbout.c: Include debug.h.
1477 (sdb_debug_hooks): New.
1478 (sdbout_init): Make static, take 2 args.
1479 * sdbout.h (sdbout_init): Delete.
1480 * toplev.c: Include debug.h.
1482 (compile_file): Set deubg_hooks based on command line options.
1483 Use the hooks unconditionally rather than conditional compilation.
1485 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
1487 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
1488 first_insn_after_basic_block_note instead.
1490 * df.c (df_bb_refs_unlink): #if 0 out for now.
1492 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
1494 * ssa.h: Add prototype for ssa_const_prop
1495 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
1496 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
1497 (ssa_fast_dce): Remove unused variable
1499 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1501 * diagnostic.c (finish_diagnostic): Rename to
1502 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
1505 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
1507 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
1510 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
1511 (dump_file): Only pad the demangled name with spaces if the
1512 mangled name was padded with spaces.
1514 2001-07-10 Bernd Schmidt <bernds@redhat.com>
1516 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
1519 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1521 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
1522 extraction if no direct load if either EXPAND_CONST_ADDRESS or
1525 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
1526 whether can put offset inside LO_SUM to check mode alignment, not size.
1528 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1530 * doc/tm.texi (Misc): Fix thinko.
1532 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
1534 * regmove.c (replace_in_call_usage): Fix warnings.
1535 * sched-deps.c (add_dependence): Fix warnings.
1536 * simplify-rtx.c (simplify_subreg): Likewise.
1537 Return NULL_RTX instead of NULL.
1539 * reg-stack.c (emit_swap_insn): Eliminate warnings.
1540 (subst_asm_stack_regs): Likewise.
1542 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
1545 * dwarf2out.c (output_call_frame_info): Declare i as int.
1546 (build_abbrev_table): Declare n_alloc as int.
1547 (dwarf2out_finish): Initialize die.
1548 * except.c: Declare sjlj_funcdef_number as unsigned.
1549 (connect_post_landing_pads): Declare j as unsigned.
1550 (convert_to_eh_region_ranges): Initialize call_site.
1551 (output_function_exception_table): Initialize tt_format_size.
1552 * expr.c (move_by_pieces_1): Initialize to1.
1553 (store_constructor): Initialize minelt and maxelt.
1554 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
1555 * function.c (instantiate_decls): Avoid signed/unsigned warning.
1557 * c-decl.c (combine_parm_decls): Unused, remove.
1558 * c-tree.h: Remove prototype for combine_parm_decls.
1560 * reload.c (push_reload): Fix warning.
1561 (regno_clobbered_p): Likewise.
1562 * reload1.c (replace_pseudos_in_call_usage): Likewise.
1563 (reload_combine): Likewise.
1565 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
1566 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
1568 * bitmap.c (bitmap_operation): Change user.
1569 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
1571 2001-07-10 Eric Christopher <echristo@redhat.com>
1573 * config/mips/mips.c (override_options): Fix typo.
1575 2001-07-09 Stan Shebs <shebs@apple.com>
1577 * target.h (struct gcc_target): New fields init_builtins and
1579 * target-def.h (TARGET_INIT_BUILTINS): New macro.
1580 (TARGET_EXPAND_BUILTIN): New macro.
1581 (TARGET_INITIALIZER): Add them.
1582 * builtins.c: Include target.h.
1583 (expand_builtin): Use targetm.expand_builtin.
1584 (default_init_builtins): New function.
1585 (default_expand_builtin): New function.
1586 * expr.h (default_init_builtins): Declare.
1587 (default_expand_builtin): Declare.
1588 * c-common.c (c_common_nodes_and_builtins): Use
1589 targetm.init_builtins.
1590 * defaults.h (MD_INIT_BUILTINS): Remove.
1591 * Makefile.in (builtins.o): Depend on target.h.
1593 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
1594 (TARGET_EXPAND_BUILTIN): Define.
1595 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
1596 (MD_EXPAND_BUILTIN): Remove.
1598 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
1599 (TARGET_EXPAND_BUILTIN): Define.
1600 (c4x_init_builtins): Make endlink arg a local.
1601 (c4x_print_operand): Fix typos in adjust_address usages.
1602 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
1603 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
1604 (MD_EXPAND_BUILTIN): Remove.
1606 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
1607 (TARGET_EXPAND_BUILTIN): Define.
1608 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
1609 (ix86_init_builtins): Call new function only if TARGET_MMX.
1610 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
1611 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
1612 (MD_EXPAND_BUILTIN): Remove.
1614 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
1615 (TARGET_EXPAND_BUILTIN): Define.
1616 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
1617 (MD_EXPAND_BUILTIN): Remove.
1619 * doc/tm.texi: Document these changes.
1621 2001-07-09 Diego Novillo <dnovillo@redhat.com>
1623 * basic-block.h (tree_node): Forward declare if needed.
1624 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
1625 (BLOCK_HEAD_TREE): Define.
1626 (BLOCK_END_TREE): Define.
1627 (struct loops): Rename field 'tree' to 'tree_root'.
1628 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
1630 (flow_loops_tree_build): Rename reference to field 'tree' to
1632 (flow_loops_level_compute): Ditto.
1633 * predict.c (estimate_bb_frequencies): Ditto.
1634 * tree.h (struct tree_common): Add field 'aux'.
1636 2001-07-09 Stan Shebs <shebs@apple.com>
1638 * config/darwin.c (darwin_encode_section_info): Don't mark any
1639 DECL_EXTERNAL node as defined.
1641 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1643 * pa.c (pa_init_machine_status, pa_mark_machine_status,
1644 pa_free_machine_status, hppa_init_pic_save): Delete.
1645 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
1646 (hppa_profile_hook): Use hppa_pic_save_rtx.
1647 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
1648 hppa_init_pic_save): Delete.
1649 (hppa_pic_save_rtx): Declare.
1650 * pa.md (call, call_value, sibcall, sibcall_value,
1651 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
1653 2001-07-09 Kazu Hirata <kazu@hxi.com>
1655 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
1656 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
1658 2001-07-09 Andreas Jaeger <aj@suse.de>
1660 * output.h: Add declaration of final_forward_branch_p.
1662 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
1664 * varray.c: Include errors.h for internal_error and trim_filename
1667 * Makefile.in (varray.o): Add errors.h.
1669 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
1671 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
1672 * optabs.c (have_add2_insn): Check whether the add insn chosen
1673 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
1674 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
1676 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
1678 * Makefile.in (OBJS): Add ssa-ccp.o
1679 (ssa-ccp.o): Add dependencies.
1680 * toplev.c (DFI_ssa_ccp): New dump file enum.
1681 (dump_file): Add entry for dumping after SSA CCP.
1682 (flag_ssa_ccp): New flag variable.
1683 (f_options): Add -fssa-ccp.
1684 (rest_of_compilation): Run SSA CCP if requested.
1685 * timevar.def (TV_SSA_CCP): New timevar.
1686 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
1687 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
1688 Fix minor typo in SSA DCE documentation.
1689 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
1690 Add documentation for new dump option. Renumber dump files
1693 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1695 * emit-rtl.c (gen_highpart_mode): New.
1696 * rtl.h (gen_highpart_mode): Declare.
1697 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
1698 operand can be VOIDmode constant.
1700 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1702 * flow.c (redirect_edge_and_branch_force): New.
1703 (can_fallthru): Ensure that basic blocks are succeeding.
1704 (try_optimize_cfg): Do not delete basic block if it is the last one.
1706 * flow.c (try_redirect_by_replacing_jump): Do not remove
1707 jumps with side effects, unlink chain on fallthru edge;
1708 set block for new jump instruction; avoid basic block to
1709 over by line number note.
1711 * flow.c (try_simplify_condjump): Verify that the condjump
1712 is not always falling trought.
1715 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
1717 * flow.c (forwarder_block_p): Fix for fallthru blocks.
1718 (try_redirect_by_replacing_jump): Update properly the count
1719 and frequency information.
1721 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1723 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
1724 address that is a LO_SUM specially.
1725 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
1727 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
1729 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
1730 (operand_subword): Use them.
1731 (change_address_1): Renamed from change_address; new arg VALIDATE.
1732 * expr.h: Reflect above changes; change_address now macro.
1733 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
1735 * cselib.c (add_mem_for_addr): Likewise.
1736 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
1737 * regmove.c (try_apply_stack_adjustment): Likewise.
1738 * reload.c (push_reload, make_memloc): Likewise.
1739 * reload1.c (eliminate_regs): Likewise.
1740 * simplify-rtx.c (simplify_replace_rtx): Likewise.
1741 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
1743 * combine.c (make_extraction, simplify_shift_const): Likewise.
1744 (gen_lowpart_for_combine): Likewise.
1745 * cse.c (gen_lowpart_if_possible): Likewise.
1746 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
1747 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
1748 * optabs.c (gen_move_insn): Likewise.
1749 * reload1.c (alter_reg): Likewise.
1750 * simplify-rtx.c (simplify_subreg): Likewise.
1751 * stmt.c (expand_anon_union_decl): Likewise.
1752 * recog.c (validate_replace_rtx_1): Likewise.
1754 * Makefile.in (recog.o): Add $(EXPR_H).
1755 * explow.c (stabilize): Call replace_equiv_address.
1756 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
1757 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
1759 2001-07-03 Andrew Haley <aph@redhat.com>
1761 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
1762 the mode of the memory location.
1764 2001-07-09 Bo Thorsen <bo@suse.co.uk>
1766 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
1768 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
1770 * final.c (output_addr_const): Use target opening and
1771 closing parentheses.
1772 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
1773 defaults, add to TARGET_ASM_OUT.
1774 * target.h (struct gcc_target): Add open_paren and close_paren.
1775 * doc/md.texi: Update.
1776 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
1777 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
1778 TARGET_ASM_CLOSE_PAREN.
1779 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1781 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1783 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1784 * config/a29k/a29k.h: Similarly.
1785 * config/alpha/alpha.h: Similarly.
1786 * config/arc/arc.h: Similarly.
1787 * config/arm/aof.h: Similarly.
1788 * config/arm/aout.h: Similarly.
1789 * config/avr/avr.h: Similarly.
1790 * config/c4x/c4x.h: Similarly.
1791 * config/clipper/clipper.h: Similarly.
1792 * config/convex/convex.h: Similarly.
1793 * config/d30v/d30v.h: Similarly.
1794 * config/dsp16xx/dsp16xx.h: Similarly.
1795 * config/elxsi/elxsi.h: Similarly.
1796 * config/fr30/fr30.h: Similarly.
1797 * config/h8300/h8300.h: Similarly.
1798 * config/i370/i370.h: Similarly.
1799 * config/i386/i386.h: Similarly.
1800 * config/i860/i860.h: Similarly.
1801 * config/i960/i960.h: Similarly.
1802 * config/ia64/ia64.h: Similarly.
1803 * config/m32r/m32r.h: Similarly.
1804 * config/m68hc11/m68hc11.h: Similarly.
1805 * config/m68k/m68k.h: Similarly.
1806 * config/m88k/m88k.h: Similarly.
1807 * config/mcore/mcore.h: Similarly.
1808 * config/mips/mips.h: Similarly.
1809 * config/mn10200/mn10200.h: Similarly.
1810 * config/mn10300/mn10300.h: Similarly.
1811 * config/ns32k/ns32k.h: Similarly.
1812 * config/pa/pa.h: Similarly.
1813 * config/pdp11/pdp11.h: Similarly.
1814 * config/pj/pj.h: Similarly.
1815 * config/romp/romp.h: Similarly.
1816 * config/rs6000/rs6000.h: Similarly.
1817 * config/sh/sh.h: Similarly.
1818 * config/sparc/sparc.h: Similarly.
1819 * config/v850/v850.h: Similarly.
1820 * config/vax/vax.h: Similarly.
1821 * config/we32k/we32k.h: Similarly.
1823 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
1825 * doc/c-tree.texi: Document representation of attributes.
1827 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1829 * doc/tm.texi: Update some places for the rename of target to
1832 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1834 * target.h (struct gcc_target): Add insert_attributes.
1835 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
1836 (TARGET_INITIALIZER): Update.
1837 * tree.c, tree.h (default_insert_attributes): New function.
1838 Update comments on other default functions to refer to targetm,
1840 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
1841 TARGET_INSERT_ATTRIBUTES.
1842 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
1843 * c-common.c (decl_attributes): Use targetm.insert_attributes.
1844 Don't use PRAGMA_INSERT_ATTRIBUTES.
1845 * Makefile.in (c-common.o): Depend on $(TARGET_H).
1846 * c-decl.c (start_decl, start_function): Don't call
1847 SET_DEFAULT_DECL_ATTRIBUTES.
1848 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1849 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
1851 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
1852 (c4x_check_attribute): Avoid modifying attribute list itself.
1853 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
1855 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
1856 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
1858 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
1859 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
1861 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1862 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
1864 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
1865 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
1866 Adjust parameters. Make static.
1868 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1870 * c-common.c (decl_attributes): Only take a single attributes
1872 * c-common.h (decl_attributes): Update prototype.
1873 * c-decl.c (start_decl, start_function): Only take a single
1874 attributes parameter. Update calls to decl_attributes.
1875 (finish_struct, finish_enum): Update calls to decl_attributes.
1876 (push_parm_decl): Expect unified list of attributes. Update call
1878 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
1879 notype_nested_function, component_declarator,
1880 component_notype_declarator, label): Update calls to
1882 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
1883 lists that are passed to push_parm_decl.
1884 * c-tree.h (start_function, start_decl): Update prototypes.
1885 * config/sh/sh-protos.h, config/sh/sh.c
1886 (sh_pragma_insert_attributes): Only take a single attributes
1888 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
1889 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
1890 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
1891 build_module_descriptor, generate_static_references,
1892 generate_strings, build_selector_translation_table,
1893 generate_descriptor_table, generate_protocols,
1894 generate_ivars_list, generate_dispatch_table,
1895 generate_protocol_list, generate_category,
1896 generate_shared_structures, really_start_method, add_objc_decls,
1897 generate_classref_translation_entry): Update calls to start_decl
1899 (build_tmp_function_decl, start_method_def): Unify attribute lists
1900 that are passed to push_parm_decl.
1902 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
1904 * final.c (no_asm_to_stream): New.
1905 (final_scan_insn): Use target structures for prologue ends
1906 and epilogue starts.
1907 * output.h (no_asm_to_stream): New.
1908 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
1909 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
1910 (TARGET_ASM_OUT): Update.
1911 * target.h (struct gcc_target): New members function_end_prologue
1912 and function_begin_epilogue.
1913 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
1914 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
1915 * config/alpha/alpha.c (output_end_prologue): Rename to
1916 alpha_output_function_end_prologue. Use in target struct
1918 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
1919 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
1920 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
1921 ia64_output_function_end_prologue. Use in target struct
1923 (ia64_function_prologue, ia64_funciton_epilogue): Rename
1924 mistyped prototypes.
1925 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
1926 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
1928 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
1929 an use in target struct, make static.
1930 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
1933 2001-07-08 Richard Henderson <rth@redhat.com>
1935 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
1937 2001-07-08 Richard Henderson <rth@redhat.com>
1939 * config/i386/i386.md: Remove constraints strings from define_split
1940 and define_peephole2 patterns.
1941 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
1942 (eh_return): Use them.
1944 2001-07-08 Richard Henderson <rth@redhat.com>
1946 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
1947 Document MD_FALLBACK_FRAME_STATE_FOR.
1949 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1951 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
1952 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
1954 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
1956 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
1958 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
1959 of the label inside NAME as opposed to just the end of NAME.
1961 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
1963 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
1964 * config/alpha/alpha.c (alpha_init_machine_status,
1965 alpha_mark_machine_status, alpha_free_machine_status): Delete.
1966 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
1967 (vms_valid_decl_attribute_p): Make static, conditionally compile.
1968 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
1970 2001-07-06 Stan Shebs <shebs@apple.com>
1972 * target.h (targetm): Rename global from "target", so as not to
1973 conflict with local variables.
1975 * c-typeck.c: Ditto.
1979 * cp/decl2.c: Ditto.
1980 * cp/typeck.c: Ditto.
1981 * 1750a/1750a.c: Ditto.
1982 * a29k/a29k.c: Ditto.
1986 * clipper/clipper.c: Ditto.
1987 * convex/convex.c: Ditto.
1988 * d30v/d30v.c: Ditto.
1989 * dsp16xx/dsp16xx.c: Ditto.
1990 * elxsi/elxsi.c: Ditto.
1991 * fr30/fr30.c: Ditto.
1992 * h8300/h8300.c: Ditto.
1993 * i370/i370.c: Ditto.
1994 * i386/i386.c: Ditto.
1995 * i860/i860.c: Ditto.
1996 * i960/i960.c: Ditto.
1997 * ia64/ia64.c: Ditto.
1998 * m32r/m32r.c: Ditto.
1999 * m68hc11/m68hc11.c: Ditto.
2000 * m68k/m68k.c: Ditto.
2001 * m88k/m88k.c: Ditto.
2002 * mips/mips.c: Ditto.
2003 * ns32k/ns32k.c: Ditto.
2005 * pdp11/pdp11.c: Ditto.
2006 * romp/romp.c: Ditto.
2007 * rs6000/rs6000.c: Ditto.
2009 * sparc/sparc.c: Ditto.
2011 * we32k/we32k.c: Ditto.
2012 * doc/tm.texi: Update the manual to match.
2014 2001-07-06 Richard Henderson <rth@redhat.com>
2016 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
2017 DWARF2_UNWIND_INFO not just whether it is defined.
2019 2001-07-06 Diego Novillo <dnovillo@redhat.com>
2021 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
2022 call to simplify_binary_operation returns a new pattern.
2024 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2026 * glimits.h (__SHRT_MAX__): New.
2027 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
2028 (SHRT_MAX): Define in terms of __SHRT_MAX__.
2030 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
2032 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
2035 2001-07-06 Richard Henderson <rth@redhat.com>
2037 * bitmap.c (bitmap_release_memory): Move adjacent to the
2038 allocation functions.
2039 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
2040 the implementation. Binary search for the set bit.
2041 (bitmap_union_of_diff): Allocate the temporary on the stack
2042 instead of using xmalloc.
2044 2001-07-06 Richard Henderson <rth@redhat.com>
2046 * genrecog.c (validate_pattern): Warn for constraints in
2047 define_{expand,split,peephole2}. Remove strict_low_part
2048 before looking up match_dup.
2050 2001-07-06 DJ Delorie <dj@redhat.com>
2052 * doc/gcc.texi (Makefile): Rename to be a more general purpose
2053 chapter about various build hints and history. Add section
2054 talking about the various types of native and cross builds.
2056 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
2058 * Makefile.in (final.o): Depend on target.h.
2059 * final.c: Include target.h.
2060 (default_function_pro_epilogue): New.
2061 (final_start_function): Use target structure for function prologues.
2062 (final_end_function): Use target structure for function epilogues.
2063 * fold-const.c (real_hex_to_f): Constify s and p.
2064 * output.h (default_function_pro_epilogue): New.
2065 * real.h (real_hex_to_f): Update prototype.
2066 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
2067 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
2068 (TARGET_INITIALIZER): Update.
2069 * target.h (gcc_target): Add struct asm_out.
2070 * doc/tm.texi: Update.
2073 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
2074 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
2075 in cpu/cpu.c, or rename old functions consistently. Take
2076 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
2077 redundant macros and prototypes. Make new functions static.
2079 * 1750a/1750a.c: Similarly.
2080 * 1750a/1750a.h: Similarly.
2081 * a29k/a29k-protos.h: Similarly.
2082 * a29k/a29k.c: Similarly.
2083 * a29k/a29k.h: Similarly.
2084 * arc/arc-protos.h: Similarly.
2085 * arc/arc.c: Similarly.
2086 * arc/arc.h: Similarly.
2087 * arm/arm-protos.h: Similarly.
2088 * arm/arm.c: Similarly.
2089 * arm/arm.h: Similarly.
2090 * avr/avr-protos.h: Similarly.
2091 * avr/avr.c: Similarly.
2092 * avr/avr.h: Similarly.
2093 * clipper/clipper-protos.h: Similarly.
2094 * clipper/clipper.c: Similarly.
2095 * clipper/clipper.h: Similarly.
2096 * convex/convex.c: Similarly.
2097 * convex/convex.h: Similarly.
2098 * d30v/d30v-protos.h: Similarly.
2099 * d30v/d30v.c: Similarly.
2100 * d30v/d30v.h: Similarly.
2101 * d30v/d30v.md: Similarly.
2102 * dsp16xx/dsp16xx-protos.h: Similarly.
2103 * dsp16xx/dsp16xx.c: Similarly.
2104 * dsp16xx/dsp16xx.h: Similarly.
2105 * elxsi/elxsi.c: Similarly.
2106 * elxsi/elxsi.h: Similarly.
2107 * fr30/fr30.c: Similarly.
2108 * fr30/fr30.md: Similarly.
2109 * h8300/h8300-protos.h: Similarly.
2110 * h8300/h8300.c: Similarly.
2111 * h8300/h8300.h: Similarly.
2112 * i370/i370-protos.h: Similarly.
2113 * i370/i370.c: Similarly.
2114 * i370/i370.h: Similarly.
2115 * i386/i386.c: Similarly.
2116 * i386/osf1elf.h: Similarly.
2117 * i386/osfrose.h: Similarly.
2118 * i860/i860-protos.h: Similarly.
2119 * i860/i860.c: Similarly.
2120 * i860/i860.h: Similarly.
2121 * i960/i960-protos.h: Similarly.
2122 * i960/i960.c: Similarly.
2123 * i960/i960.h: Similarly.
2124 * ia64/ia64-protos.h: Similarly.
2125 * ia64/ia64.c: Similarly.
2126 * ia64/ia64.h: Similarly.
2127 * m32r/m32r-protos.h: Similarly.
2128 * m32r/m32r.c: Similarly.
2129 * m32r/m32r.h: Similarly.
2130 * m68hc11/m68hc11-protos.h: Similarly.
2131 * m68hc11/m68hc11.c: Similarly.
2132 * m68hc11/m68hc11.h: Similarly.
2133 * m68k/crds.h: Similarly.
2134 * m68k/dpx2.h: Similarly.
2135 * m68k/m68k-protos.h: Similarly.
2136 * m68k/m68k.c: Similarly.
2137 * m68k/m68k.h: Similarly.
2138 * m68k/news.h: Similarly.
2139 * m88k/m88k-protos.h: Similarly.
2140 * m88k/m88k.c: Similarly.
2141 * m88k/m88k.h: Similarly.
2142 * mips/mips-protos.h: Similarly.
2143 * mips/mips.c: Similarly.
2144 * mips/mips.h: Similarly.
2145 * ns32k/merlin.h: Similarly.
2146 * ns32k/ns32k.c: Similarly.
2147 * ns32k/ns32k.h: Similarly.
2148 * ns32k/tek6000.h: Similarly.
2149 * pa/pa-protos.h: Similarly.
2150 * pa/pa.c: Similarly.
2151 * pa/pa.h: Similarly.
2152 * pdp11/2bsd.h: Similarly.
2153 * pdp11/pdp11-protos.h: Similarly.
2154 * pdp11/pdp11.c: Similarly.
2155 * pdp11/pdp11.h: Similarly.
2156 * romp/romp-protos.h: Similarly.
2157 * romp/romp.c: Similarly.
2158 * romp/romp.h: Similarly.
2159 * rs6000/rs6000-protos.h: Similarly.
2160 * rs6000/rs6000.c: Similarly.
2161 * rs6000/rs6000.h: Similarly.
2162 * rs6000/sysv4.h: Similarly.
2163 * sh/sh-protos.h: Similarly.
2164 * sh/sh.c: Similarly.
2165 * sh/sh.h: Similarly.
2166 * sparc/sparc-protos.h: Similarly.
2167 * sparc/sparc.c: Similarly.
2168 * sparc/sparc.h: Similarly.
2169 * vax/vax.c: Similarly.
2170 * vax/vax.h: Similarly.
2171 * vax/vms.h: Similarly.
2172 * we32k/we32k.c: Similarly.
2173 * we32k/we32k.h: Similarly.
2175 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
2177 * basic-block.h (first_insn_after_basic_block_note): Declare.
2178 * flow.c (first_insn_after_basic_block_note): Define. Moved
2180 * ssa.c (first_insn_after_basic_block_note): Remove.
2181 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
2183 (ssa_eliminate_dead_code): Properly update the CFG and PHI
2184 nodes when we find a dead conditional branch. Insert BARRIERs
2185 after any blocks with no successors, but which do not have
2188 2001-07-06 Zack Weinberg <zackw@stanford.edu>
2190 * varray.c (varray_check_failed): Use internal_error.
2192 2001-07-05 Andrew Haley <aph@redhat.com>
2194 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
2195 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
2196 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
2198 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
2200 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
2201 reference if the target constant is also a SYMBOL_REF.
2203 2001-07-05 Eric Christopher <echristo@redhat.com>
2205 * config/mips/mips.h (MASK_MIPS3900): Remove.
2206 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
2207 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
2208 (TARGET_MIPS3900): Change to use mips_arch.
2209 (TARGET_MIPS4000): New.
2210 (TARGET_MIPS4100): New.
2211 (TARGET_MIPS4300): New.
2212 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
2213 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
2215 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
2216 (ISA_HAS_BRANCHLIKELY): To here.
2217 (CC1_CPU_SPEC): New.
2218 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
2219 (mips_arch_string): Declare.
2220 (mips_arch): Declare.
2221 (TARGET_OPTIONS): Add -march and -mtune.
2223 * config/mips/mips.c (mips_arch_string): New.
2225 (override_options): Handle -march for codegen and -mtune
2226 for scheduling. Use mips_arch. Move tx39 target default here.
2227 (mips_parse_cpu): Move error message to override_options.
2229 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
2231 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
2233 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
2234 (MIPS Options): Ditto. Change mcpu entry to historical text.
2236 2001-07-05 H.J. Lu (hjl@gnu.org)
2238 * config/mips/mips.c (mips_parse_cpu): New function to parse
2241 2001-07-05 Jim Wilson <wilson@redhat.com>
2243 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
2244 * config/ia64/t-ia64: Likewise.
2245 (LIB1ASMFUNCS): Update comment.
2247 2001-07-05 David Edelsohn <edelsohn@gnu.org>
2249 * doc/install.texi (Install GCC: Binaries): Fix typo.
2251 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2253 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
2254 reference using the stack pointer, adjust it since we push Y
2256 ("*ashrsi3"): Likewise.
2257 ("*lshrsi3"): Likewise.
2259 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2261 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
2262 when -fomit-frame-pointer is used.
2264 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
2266 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
2267 (try_redirect_by_replacing_jump): Reverse updating properly the
2268 count and frequency information. Reverse removing cc0 setter.
2269 (forwarder_block_p): Reverse fixing for fallthru blocks.
2271 2001-07-05 DJ Delorie <dj@redhat.com>
2273 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
2274 (translate_options): If the above is defined, use it to map
2275 given options to new options.
2276 * doc/tm.texi: Document it.
2278 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
2279 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2281 * doc/invoke.texi (Optimize Options): Document that -fgcse may
2282 cause programs using computed gotos to run more slowly.
2284 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2286 * doc/install.texi (Specific): Markup, spelling and typo fixes.
2288 Consistently require binutils 2.11.2, not prereleases.
2289 (Specific, decstation-*): Canonicalize as mips-dec-*.
2290 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
2292 (Specific, m68k-altos): Removed reference to README.altos, deleted.
2293 (Specific, mips-*): Reword MIPS C compiler requirements.
2294 (Specific, powerpc*-*-*): New, mention --with-cpu once.
2295 (Specific, sunv5): Removed, obsolete.
2297 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
2299 * dwarf2out.c (output_loc_list): Use an all ones mask for
2300 .text asm output and don't rely on long long
2301 literals. Reformat some long lines.
2303 2001-07-05 Andreas Jaeger <aj@suse.de>
2305 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
2308 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2310 * dwarf2out.c (dwarf2out_define): Update comment.
2311 (dwarf2out_undef): Ditto.
2312 (dwarf2out_start_source_file): Ditto.
2313 (dwarf2out_end_source_file): Ditto.
2314 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
2315 since we never call the start/end debug hook for the primary file.
2317 2001-07-04 Kazu Hirata <kazu@hxi.com>
2319 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
2322 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2324 * cppinit.c (remove_dup_dirs): Inform if a system include
2325 directory is being reordered.
2326 * doc/invoke.texi (Directory Options): GCC warns if you hide a
2328 * doc/cpp.texi (Search Paths): Likewise.
2329 * doc/gcc.texi (Interoperation): Remove information about
2332 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2334 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
2335 (VARRAY_TOP_CHAR_PTR): Likewise.
2337 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * gcc.c (process_command): Don't assign elements of a const char*.
2341 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2343 * emit-rtl.c (change_address): Don't abort if invalid address while
2344 reload is in progress.
2346 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2348 * c-lex.c (cb_file_change): Pass line number to
2349 debug_start_source_file.
2350 (cb_undefine): Pass correct line number to debug_undef.
2352 * toplev.c (debug_start_source_file): Add line number to
2353 parameters. Pass it along to dwarf2out_start_source_file.
2354 (decode_g_option): Stop resetting debug level back to normal when
2355 we change debug formats, unless the current level is
2356 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
2359 * toplev.h (debug_start_source_file): Add line number to
2362 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
2365 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
2367 Output debug_macinfo data for starting file if requested.
2368 (dwarf2out_end_source_file): Output debug_macinfo data for ending
2370 (dwarf2out_define): Output debug_macinfo data for defining a macro
2372 (dwarf2out_undef): Output debug_macinfo data for undefining a
2374 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
2375 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
2376 (macinfo_section_label): New. DWARF2 macro info section label.
2377 (dwarf2out_init): If we want macro info, output the start label
2379 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
2380 attribute to the compilation unit die pointing to the macro info.
2382 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2384 * dwarf2out.c (new_loc_list): Move to inside #ifdef
2385 DWARF2_DEBUGGING_INFO.
2386 (add_loc_descr_to_loc_list): Ditto.
2387 (output_loc_list): Ditto.
2388 Also, fix thinko in curr not being initialized.
2389 (gen_internal_sym): Ditto.
2391 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2393 * emit-rtl.c (replace_equiv_address): New function.
2394 * expr.h (replace_equiv_address): New declaration.
2395 * explow.c (validize_mem): Call it instead of change_address and
2396 also call if -fforce-addr and address is constant.
2397 * expr.c: Replace more calls to change_address with adjust_address
2398 and/or replace_equiv_address or to validize_mem.
2399 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
2400 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
2401 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2402 * config/i370/i370.md, config/i860/i860.md: Likewise.
2403 * config/i960/i960.md, config/mips/mips.c: Likewise.
2404 * config/mips/mips.md, config/pa/pa.md: Likewise.
2405 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
2406 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
2408 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2410 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
2412 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
2415 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
2417 * doc/include: New directory.
2418 * doc/fdl.texi: Move to doc/include/fdl.texi.
2419 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
2420 * doc/include/funding.texi, doc/include/gpl.texi: New files.
2421 * doc/gcc.texi: Use funding.texi and gpl.texi.
2422 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
2423 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
2424 Update dependencies and use -I $(docdir)/include.
2426 2001-07-04 Anthony Green <green@redhat.com>
2428 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
2430 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2432 * doc/install.texi (sparc64-*-*): Remove garbage.
2434 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
2436 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
2437 Fix typo in last change to use adjust_address.
2439 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2441 * doc/install.texi (Specific): Update information for *-*-solaris*.
2443 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2445 * explow.c (plus_constant_wide): Reinitialize Y for restart.
2447 2001-07-03 Stan Shebs <shebs@apple.com>
2449 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
2450 case for flag_no_mach_text_sections.
2451 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
2452 * config/darwin.c (flag_no_mach_text_sections): Remove.
2453 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
2455 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2457 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
2458 and avoid checking for constant as first operand.
2459 * recog.c (find_constant_term_loc): No longer static.
2460 (adj_offettable_operand): Delete.
2461 * rtl.h (adj_offsettable_operand): Delete declaration.
2462 (find_constant_term): Add declaration.
2463 * caller-save.c: Replace calls to adj_offsettable_operand with calls
2465 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
2466 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
2467 * config/i386/i386.c, config/i386/i386.md: Likewise.
2468 * config/i860/i860.c, config/i960/i960.c: Likewise.
2469 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
2470 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
2471 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
2472 * config/mips/mips.c, config/mips/mips.md: Likewise.
2473 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
2474 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
2475 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
2476 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
2477 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
2478 * config/ns32k/ns32k.md: Likewise.
2480 2001-07-03 Zack Weinberg <zackw@stanford.edu>
2482 * rtl.c (copy_rtx): Handle 'T' format letter.
2483 * gensupport.c (collect_insn_data): Likewise.
2484 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
2486 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
2488 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
2489 -B option. Use 'dir' not 'foo' as example directory name.
2491 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2493 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2494 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
2496 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2498 * doc/cppinternals.texi: Improve formatting and logical markup.
2500 2001-07-03 Andreas Jaeger <aj@suse.de>
2502 * Makefile.in (insn-recog.o): Add dependency on reload.h.
2504 * genrecog.c (write_header): Include reload.h for prototypes in
2507 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
2510 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
2511 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
2512 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
2513 i386_pe_valid_type_attribute_p): Add.
2514 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
2515 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
2517 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2519 * explow.c (plus_constant_wide, case LO_SUM): New case.
2520 (plus_constant_for_output_wide): Delete.
2521 * rtl.h (plus_constant_for_output): Delete.
2522 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
2523 instead of plus_constant_for_output.
2524 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
2525 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
2526 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
2527 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
2528 * config/sparc/sparc.md: Likewise.
2529 Convert some change_address calls to adjust_address.
2531 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2533 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
2534 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
2535 documentation of -std and -Wwrite-strings.
2537 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2539 * cse.c (canon_hash): Don't register registers in very small
2540 register classes, as extending their lifetime might cause
2543 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2545 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
2547 * flow.c (forwarder_block_p): Fix for fallthru blocks.
2548 (try_redirect_by_replacing_jump): Update properly the count
2549 and frequency information.
2551 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
2553 * toplev.c (dump_file_index): Move SSA dumps just after first
2555 (dump_file): Corresponding changes.
2556 (rest_of_compilation): Move SSA path to just after the first
2558 * doc/gcc.texi (Passes): Update due to movement of SSA path.
2559 * doc/invoke.texi: Update dump file #s as they were completely
2560 out of date with reality.
2562 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2564 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
2566 * expr.c (emit_move_insn_1): Deal with non-default
2569 * expr.c (emit_single_push_insn): Fix warning.
2571 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2573 * expr.c (emit_move_insn_1): Avoid modifying
2574 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
2576 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2578 * emit-rtl.c (adjust_address): New function.
2579 * expr.h (adjust_address): Add declaration.
2580 * builtins.c: Replace some calls to change_address with calls to it
2582 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
2583 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
2584 * config/arm/arm.c, config/convex/convex.c: Likewise.
2585 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2586 * config/i386/i386.c, config/i386/i386.md: Likewise.
2587 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
2588 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
2589 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
2590 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
2591 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
2593 2001-07-02 Jim Wilson <wilson@redhat.com>
2595 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
2597 2001-07-02 Steve Ellcey <sje@cup.hp.com>
2599 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
2600 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
2602 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2604 * cppinit.c (lang_defaults): New table.
2605 (set_lang): Just read from lang_defaults into the live options
2608 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2610 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
2611 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
2612 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
2614 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2616 * doc/install.texi: Various spelling and markup fixes.
2617 (Installing GCC): Component specific installation instructions are
2620 Warn about removing old install dir in the presence of shared libs.
2621 (Configuration): Invoke with options target to match configure
2623 Consistently refer to gas, gld pathnames.
2624 Invert --enable-multilib documentation.
2625 Remove references to old compiler versions.
2627 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2629 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
2631 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2633 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
2635 (Specific, mips*-sgi-irix5): Note IDO download.
2636 Reworded MIPS C hints.
2637 Use GNU as instead of GAS.
2639 Removed SGI Freeware reference, IRIX 6 only.
2640 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
2641 Note N64 library requirement/workaround.
2643 Complete list of structure passing bug victims.
2645 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2647 * doc/install.texi: Remove CVS Id.
2649 2001-07-02 Andreas Jaeger <aj@suse.de>
2651 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
2652 (find_inherently_necessary): Remove unused variable.
2654 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
2656 * c-common.h (TDI_inlined): New ast dump phase.
2657 (dump_flag_name): New function.
2658 * c-dump.c (dump_files): Add inlined phase.
2659 (dump_flag_name): Define.
2660 * doc/invoke.texi (-fdump-ast-inlined): Document.
2662 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2664 * stor-layout.c (layout_decl): Revert change to handling of alignment
2667 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2669 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
2672 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
2674 * doc/tm.texi (FUNCTION_ARG): Document that the last call
2677 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
2679 * tlink.c (recompile_files): Remove COMPILER_PATH and
2680 LIBRARY_PATH from the environment.
2682 2001-07-01 Zack Weinberg <zackw@stanford.edu>
2684 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
2685 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
2687 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
2689 * c-parse.in (OBJC_STRING): Kill.
2690 (objc_string): Decompose to [objc_string] '@' STRING.
2691 (reswords): Take the leading '@' off all the Objective C keywords.
2692 (objc_rid_sans_at): Kill.
2693 (init_reswords): Don't initialize it.
2694 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
2695 (_yylex): Kill reconsider label. Look ahead one token after
2696 an '@'; if we get an identifier, check whether it's an
2697 Objective C @-keyword. If so, return the keyword. Otherwise,
2698 put back the token and return the '@' as a terminal.
2700 * cpplib.c (lex_macro_node): Remove unnecessary check for
2701 leading '@' on identifier. Clarify control flow and commentary.
2703 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2705 * cse.c (new_label_ref): Variable deleted.
2706 (insert): Remove set of new_label_ref.
2707 (check_for_label_ref): New function.
2708 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
2710 See ChangeLog.5 for earlier changes.