1 2005-10-04 Ian Lance Taylor <ian@airs.com>
4 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5 any comments passed in.
7 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
9 * tree.c (annotate_with_file_line): Fix typo.
11 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14 * builtins.c (fold_builtin_memcmp): When constructing the pointer
15 type used to access data in the inlined length == 1 case, use
16 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
17 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
19 2005-10-04 Uros Bizjak <uros@kss-loka.si>
21 * config/i386/i386.h (TARGET_FISTTP): Enable also for
22 TARGET_SSE3 and only for TARGET_80387.
23 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
24 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
25 Do not depend on TARGET_80387.
27 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
29 * tree.c (last_annotated_node): Change type to location_t*.
30 (annotate_with_file_line): Reflect the change of
31 last_annotated_node type.
33 2005-10-04 Richard Guenther <rguenther@suse.de>
36 * c-decl.c (grokdeclarator): Don't write to fields
39 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
42 * c-decl.c (finish_decl): Use set_user_assembler_name even for
44 * varasm.c (make_decl_rtl): If a register variable does not
45 have a set user assmbler name, error out.
46 Decode the asmspec is now name+1 bypassing '*'.
48 2005-10-04 Steven Bosscher <stevenb@suse.de>
50 PR tree-optimization/23049
51 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
52 of a COND_EXPR is folded before calling fold on the whole rhs of a
53 conditional assignment.
54 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
55 document that a COND_EXPR may appear there.
57 2005-10-03 Diego Novillo <dnovillo@redhat.com>
60 * tree-vrp.c (extract_range_from_assert): If the new numeric
61 range created out of the assertion contradicts the existing
62 numeric range of the ASSERT_EXPR variable, make the new range
65 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
67 * config/sh/sh.c (sh_register_move_cost): Add case for moving
68 from T_REGS to FP register class.
70 2005-10-03 Richard Henderson <rth@redhat.com>
73 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
74 before creating a new one.
76 2005-10-03 David Edelsohn <edelsohn@gnu.org>
78 * config/rs6000/t-aix43 (LDFLAGS): New.
79 * config/rs6000/t-aix52 (LDFLAGS): New.
81 2005-10-03 Ian Lance Taylor <ian@airs.com>
83 * gimplify.c (find_single_pointer_decl_1): New static function.
84 (find_single_pointer_decl): New static function.
85 (internal_get_tmp_var): For a formal variable, set restrict base
86 information if appropriate.
87 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
89 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
90 (DECL_GET_RESTRICT_BASE): Define.
91 (SET_DECL_RESTRICT_BASE): Define.
92 (decl_restrict_base_lookup): Declare.
93 (decl_restrict_base_insert): Declare.
94 (struct tree_decl_with_vis): Add based_on_restrict_p field.
95 * tree.c (restrict_base_for_decl): New static variable.
96 (init_ttree): Initialize restrict_base_for_decl.
97 (copy_node_stat): Copy restrict base information.
98 (decl_restrict_base_lookup): New function.
99 (decl_restrict_base_insert): New function.
100 (print_restrict_base_statistics): New static function.
101 (dump_tree_statistics): Call print_restrict_base_statistics.
103 2005-10-02 Diego Novillo <dnovillo@redhat.com>
106 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
109 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
112 * c-typeck.c (tagged_tu_seen): Rename to ...
113 (tagged_tu_seen_cache): this and add val field.
114 (comptypes): Move functional to comptypes_internal
115 and free tagged_tu_seen.
116 (comptypes_internal): New function and call comptypes_internal
117 instead of comptypes. Speed up by sibcalling
118 tagged_types_tu_compatible_p.
119 (alloc_tagged_tu_seen): New function
120 (free_all_tagged_tu_seen_up_to): New function.
121 (tagged_types_tu_compatible_p): Return the val of the seen two
123 Add that the two types are the same to tagged_tu_seen_base
124 if they are and call comptypes_internal instead of comptypes.
125 <case UNION_TYPE>: Speed up common type where the fields are
127 (function_types_compatible_p): Call comptypes_internal instead of
129 (type_lists_compatible_p): Likewise.
130 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
132 2005-10-02 Matthias Klose <doko@debian.org>
134 * doc/invoke.texi: Fix typo and speling error.
136 2005-10-01 Richard Henderson <rth@redhat.com>
138 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
140 2005-10-01 Mark Mitchell <mark@codesourcery.com>
142 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
143 using --start-group and --end-group.
145 2005-10-01 Diego Novillo <dnovillo@redhat.com>
147 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
148 FIXME note regarding quirky semantics.
150 2005-10-01 Diego Novillo <dnovillo@redhat.com>
153 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
154 non-null range as a last resort.
156 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
157 Diego Novillo <dnovillo@redhat.com>
160 * tree-vrp.c (extract_range_from_assert): For !=
161 assertions, only build an anti-range if LIMIT is a
164 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
166 * arm.md (movqi): On thumb when optimizing, handle loading from
167 memory by describing this as taking a subreg of a zero-extended load
168 into an SImode register.
171 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
173 * reload1.c (merge_assigned_reloads): Do not change any
174 RELOAD_FOR_OUTPUT_ADDRESS reloads.
176 2005-09-30 Geoffrey Keating <geoffk@apple.com>
178 * Makefile.in (LIPO_FOR_TARGET): Define.
179 (STRIP_FOR_TARGET): Define.
181 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
182 before creating new ones. Do symlinks before creating the actual
185 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
186 to work out which multilibs are actually being built.
188 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
190 * tree-vect-transform.c, config/ms1/ms1.md,
191 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
192 Follow spelling conventions.
193 * doc/invoke.texi, doc/md.texi: Fix typos.
195 2005-09-30 Andrew Macleod <amacleod@redat.com>
197 PR tree-optimization/21430
198 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
199 use operands, and set stmt pointer if need be.
200 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
201 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
204 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
207 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
209 2005-09-29 Mark Mitchell <mark@codesourcery.com>
211 * optabs.c (expand_binop): Initialize first_pass_p.
213 2005-09-29 Jakub Jelinek <jakub@redhat.com>
216 * c-decl.c (c_write_global_declarations_1): If any
217 wrapup_global_declaration_2 call returned true, restart the loop.
219 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
221 Fix PR tree-optimization/24117
222 * tree-ssa-structalias.c (find_func_aliases): Strip nops
223 before considering whether to use anyoffset.
225 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
229 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
231 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
233 (swap_commutative_operands_with_target): New.
235 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
238 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
241 2005-09-29 Steven Bosscher <stevenb@suse.de>
243 PR tree-optimization/23911
244 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
245 and IMAGPART_EXPR too.
247 2005-09-28 Mark Mitchell <mark@codesourcery.com>
250 * expmed.c (expand_shift): Move logic to reverse rotation
251 direction when rotating by constants ...
252 * optabs.c (expand_binop): ... here.
253 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
254 (ix86_rotrdi3): New pattern.
255 (rotldi3): Handle 32-bit mode.
256 (ix86_rotldi3): New pattern.
258 2005-09-29 Alan Modra <amodra@bigpond.net.au>
261 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
262 check for numbers that need no bit twiddle.
264 2005-09-28 Geoffrey Keating <geoffk@apple.com>
266 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
267 multilib to be built.
269 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
270 (stage1-start): Delete old libgcc and libunwind before moving
271 anything into the stage directory.
272 (stage2-start): Likewise.
273 (stage3-start): Likewise.
274 (stage4-start): Likewise.
275 (stageprofile-start): Likewise.
276 (stagefeedback-start): Likewise.
277 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
278 header in tm_file and CPU-specific t-darwin in tmake_file.
279 (i[34567]86-*-darwin*): Don't change tm_file.
280 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
281 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
282 shared library stub for target OS version.
283 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
284 (SHLIB_LINK): Don't make SHLIB_SOLINK.
285 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
286 (libgcc_s.%.dylib): New.
288 (install-darwin-libgcc-stubs): New.
289 (INSTALL_LIBGCC): New append.
290 * config/i386/darwin-libgcc.10.4.ver: New.
291 * config/i386/darwin-libgcc.10.5.ver: New.
292 * config/i386/t-darwin: New.
293 * config/rs6000/darwin-libgcc.10.4.ver: New.
294 * config/rs6000/darwin-libgcc.10.5.ver: New.
295 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
296 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
298 2005-09-28 Paul Brook <paul@codesourcery.com>
300 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
303 2005-09-28 Richard Guenther <rguenther@suse.de>
305 PR tree-optimization/23853
306 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
307 host_integerp to verify misalignment value.
309 2005-09-28 Richard Henderson <rth@redhat.com>
311 * builtins.c (get_builtin_sync_mode): New.
312 (expand_builtin_sync_operation): Pass in mode argument.
313 (expand_builtin_compare_and_swap): Likewise.
314 (expand_builtin_lock_test_and_set): Likewise.
315 (expand_builtin_lock_release): Likewise.
316 (expand_builtin): Update to match.
318 2005-09-28 Nick Clifton <nickc@redhat.com>
320 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
321 formatting. Add check to PLUS case to ensure that the offset is
322 within an acceptable range.
324 * config/v850/v850.md (casesi): Disable the generation of the
325 switch pattern as it is not being handled properly at the moment.
327 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
328 for when the high words are identical.
330 2005-09-27 Richard Henderson <rth@redhat.com>
332 * pretty-print.c (pp_base_format): Fix typo for %>.
334 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
335 Devang Patel <dpatel@apple.com>
337 PR tree-optimization/23625
338 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
339 LABEL_EXPR, assertion check.
341 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
343 * optabs.c (no_conflict_move_test): Check if a result of a
344 to-be-moved insn would be clobbered by an originally
347 2005-09-27 Jeff Law <law@redhat.com>
349 * passes.c (init_optimization_passes): Replace copy propagation
350 passes immediately after DOM with phi-only copy propagation
351 pases. Add phi-only copy propagation pass after first DOM pass.
352 * tree-pass.h (pass_phi_only_copy_prop): Declare.
353 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
354 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
355 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
356 to init_copy_prop. Callers updated.
357 (do_phi_only_copy_prop): New function.
358 (pass_phi_only_copy_prop): New pass descriptor.
360 2005-09-27 Nick Clifton <nickc@redhat.com>
362 * libgcc2.c (__popcount_tab): Remove redundant prototype.
364 2005-09-26 Jason Merrill <jason@redhat.com>
367 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
369 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
371 2005-09-26 James E Wilson <wilson@specifix.com>
373 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
374 copyright. Add gcc copyright plus libgcc exception.
375 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
377 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
379 2005-09-26 Jeff Law <law@redhat.com>
381 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
382 about when to iterate.
384 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
387 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
388 for __complex__ double in -mcpu=G5 mode.
390 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
392 PR tree-optimization/23942
393 * Makefile.in (SCEV_H): Depends on PARAMS_H.
394 * tree-scalar-evolution.c: Include params.h.
396 (follow_ssa_edge, follow_ssa_edge_in_rhs,
397 follow_ssa_edge_in_condition_phi_branch,
398 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
399 Change return type to t_bool. Use a parameter to limit the size of
400 trees that are walked before stopping
401 (analyze_evolution_in_loop): Initialize the limit to 0.
402 (follow_ssa_edge): Give up by returning t_dont_know if the limit
403 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
405 2005-09-26 Uros Bizjak <uros@kss-loka.si>
408 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
409 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
411 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
413 * combine.c (make_extraction): Check for valid use of subreg.
415 2005-09-26 Uros Bizjak <uros@kss-loka.si>
418 * config/i386/i386.md ("*fistdi2_1"): New pattern.
419 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
420 ("fist<mode>2_with_temp"): Use only register operands.
422 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
424 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
425 CALL_INSN_FUNCTION_USAGE.
427 2005-09-26 Richard Guenther <rguenther@suse.de>
430 * gcse.c: Include hashtab.h, define ldst entry hashtable.
431 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
432 (ldst_entry): Use the hashtable instead of list-walking.
433 (find_rtx_in_ldst): Likewise.
434 (free_ldst_entry): Free the hashtable.
435 (compute_ld_motion_mems): Create the hashtable.
436 (trim_ld_motion_mems): Remove entry from hashtable if
437 removing it from list.
438 (compute_store_table): Likewise^2.
439 (store_motion): Free hashtable in case we did not see
442 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
444 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
445 and arg1 if we are passing them to fold_build2.
447 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
450 * config/i386/i386.c (ix86_function_regparm): Fix the test for
453 2005-09-25 Richard Henderson <rth@redhat.com>
455 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
456 SYMBOL_REF_TLS_MODEL to be correct.
458 2005-09-24 Richard Henderson <rth@redhat.com>
460 * ipa-type-escape.c (discover_unique_type): Remove dead code at
461 end of function. Reindent.
463 2005-09-24 Ian Lance Taylor <ian@airs.com>
465 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
466 NEGATE_EXPR/BIT_NOT_EXPR case.
468 2005-09-24 Richard Henderson <rth@redhat.com>
470 * c-common.c (handle_mode_attribute): When not modifying in place,
471 create subtypes for enumerations.
472 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
473 * gimplify.c (create_tmp_from_val): Likewise.
475 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
477 * config/i386/i386.md (*tls_global_dynamic_64,
478 *tls_local_dynamic_base_64): Add missing mode to call.
479 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
481 2005-09-24 Jan Hubicka <jh@suse.cz>
483 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
484 (cgraph_clone_node): Likewise.
485 * cgraph.h (cgraph_clone_edge): Update prototype.
486 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
487 duplicated prototypes; add updating argument.
488 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
489 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
491 (cgraph_mark_inline_edge): Likewise.
492 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
493 (cgraph_flatten_node): Likewise.
494 (cgraph_decide_recursive_inlining): Likewise.
495 (cgraph_decide_inlining_of_small_function): Likewise.
496 * tree-optimize.c (tree_rest_of_compilation): Likewise.
498 2005-09-23 David Edelsohn <edelsohn@gnu.org>
499 Pete Steinmetz <steinmtz@us.ibm.com>
501 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
502 (rldic.): Set type to "compare".
504 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
505 mfjmpr for MFCTR/MFLR.
506 (movdf_hardfloat64): Same.
507 (movdf_softfloat64): Same. Correct order of store and move types.
508 (movti_string): Set type to store_ux/load_ux.
509 (load_multiple): Set type to load_ux.
510 (store_multiple): Set type to store_ux.
511 (movmemsi): Set type to store_ux.
512 (output_cbranch direct_return): Set type to jmpreg.
513 (stmw): Set type to store_ux.
514 (lmw): Set type to load_ux.
515 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
516 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
517 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
518 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
519 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
520 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
521 (rios1-fpstore): Increase latency to 3.
522 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
523 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
525 2005-09-23 David Edelsohn <edelsohn@gnu.org>
526 Andrew Pinski <pinskia@physics.uc.edu>
528 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
529 operand2 constraint to "b".
530 (sync_<fetchop_name>di_internal): Same.
531 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
533 (sync_old_<fetchop_name>di_internal): Same.
534 (sync_new_<fetchop_name>si_internal): Same.
535 (sync_new_<fetchop_name>di_internal): Same.
537 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
540 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
541 case, define as macros.
543 PR rtl-optimization/23837
544 * optabs.c (no_conflict_move_test): Don't set must_stay for a
545 clobber / clobber match between dest and p->first.
547 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
548 (no_conflict_move_test): Update comments.
550 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
552 * doc/install.texi: Update URL for Jacks.
553 * doc/sourcebuild.texi: Likewise.
555 2005-09-22 David Edelsohn <edelsohn@gnu.org>
558 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
559 registers when choosing register preferences.
560 (movdf_hardfloat64): Same.
562 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
564 * expmed.c (expand_shift): Don't use the target of the rotate as
565 target for the first expanded shift insn.
566 * testsuite/gcc.dg/20050922-1.c: Testcase added.
568 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
570 PR tree-optimization/22438
571 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
572 preserved iv rhs rewriting specially.
574 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
576 * tree-data-ref.c (analyze_array_indexes): Only estimate when
577 estimate_only is true.
578 * tree-flow.h (ref_contains_indirect_ref): New prototype.
579 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
580 tree-ssa-structalias.c
581 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
582 ref_contains_indirect_ref.
583 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
585 2005-09-21 DJ Delorie <dj@redhat.com>
587 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
589 (mn10300_return_in_memory): Support variable size types also.
590 (mn10300_pass_by_reference): Likewise.
591 (mn10300_function_value): New.
592 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
593 (FUNCTION_OUTGOING_VALUE): Likewise.
594 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
595 * doc/invoke.texi: Document it.
597 2005-09-21 Uros Bizjak <uros@kss-loka.si>
600 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
601 force integer op1 into register for XFmode compares.
603 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
606 * expmed.c (alg_code): Add alg_impossible.
607 (alg_hash_entry): Add cost.
608 (synth_mult): Record alg_impossible in the hash table if
609 multiplication by a given integer is impossble within the
610 limit. Speed up using alg_impossible.
612 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
614 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
615 argument. Allow and set any offset if needs_anyoffset is passed
617 (get_constraint_for): Add argument here too.
619 (do_structure_copy): Pass NULL to get_constraint_for.
620 (handle_ptr_arith): Ditto.
621 (find_func_aliases): Ditto.
623 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
625 PR rtl-optimization/23898
626 * output.h (get_attr_min_length): Declare.
627 * final.c (get_attr_length_1): New function, broken out of:
629 (get_attr_min_length): New function.
630 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
631 (duplicate_computed_gotos): Likewise.
632 * genattr.c (insn_min_length): Generate declaration.
633 * genattrtab.c (min_fn, min_attr_value): New functions.
634 (make_length_attrs): Generate insn_min_length.
636 2005-09-20 Steve Ellcey <sje@cup.hp.com>
638 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
640 2005-09-20 Richard Henderson <rth@redhat.com>
642 PR tree-optimization/24059
643 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
646 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
648 * c.opt (fextended-identifiers): New.
649 * c-opts.c (c_common_handle_option): Handle
650 -fextended-identifiers.
651 * doc/cpp.texi: Update documentation of extended identifiers.
652 * doc/cppopts.texi (-fextended-identifiers): Document.
654 2005-09-20 Jakub Jelinek <jakub@redhat.com>
656 PR tree-optimization/23929
657 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
660 PR tree-optimization/23818
661 * tree-stdarg.c (execute_optimize_stdarg): Call
662 calculate_dominance_info.
664 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
666 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
667 (analyze_siv_subscript_cst_affine): Add weak SIV test.
668 (compute_overlap_steps_for_affine_1_2): Use
669 get_number_of_iters_for_loop.
670 (analyze_subscript_affine_affine): Check whether difference is
672 Use get_number_of_iters_for_loop.
673 Check whether overlap occurs outside of bounds.
674 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
676 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
678 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
679 base register if possible.
681 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
683 PR tree-optimization/18463
684 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
685 converting it directly is not possible.
686 (chrec_convert_aggressive): New function.
687 * tree-chrec.h (chrec_convert_aggressive): Declare.
688 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
689 Fold chrec conversions aggressively if asked to.
690 (instantiate_parameters): Modified because of changes in
691 instantiate_parameters_1.
693 2005-09-19 Richard Henderson <rth@redhat.com>
695 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
696 (reduc_splus_v2df): New.
698 2005-09-19 Richard Sandiford <richard@codesourcery.com>
700 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
701 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
703 2005-09-19 Richard Henderson <rth@redhat.com>
705 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
708 2005-09-19 Richard Henderson <rth@redhat.com>
710 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
711 (ia64_expand_dot_prod_v8qi): New.
712 * config/ia64/ia64-protos.h: Update.
713 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
714 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
715 sdot_prodv8qi, sdot_prodv4hi): New.
716 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
718 2005-09-19 Richard Henderson <rth@redhat.com>
721 * real.c (exact_real_truncate): Return false if the format cannot
722 represent the number as a normal.
724 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
727 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
729 * tree-ssa-operands.c (swap_tree_operands): Export.
730 * tree.h (swap_tree_operands): Declare.
731 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
732 Call swap_tree_operands.
734 2005-09-19 Richard Henderson <rth@redhat.com>
736 * tree-flow.h (merge_alias_info): Declare.
737 * tree-ssa-copy.c (merge_alias_info): Export.
738 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
739 (vect_create_data_ref_ptr): Use create_iv directly.
740 (vectorizable_load): Use correct types for integer constants.
741 (vect_generate_tmps_on_preheader): Likewise.
742 (vect_gen_niters_for_prolog_loop): Likewise.
744 2005-09-19 Steven Bosscher <stevenb@suse.de>
746 PR rtl-optimization/23943
747 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
749 2005-09-18 Jan Hubicka <jh@suse.cz>
751 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
753 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
755 * varasm.c (output_constant): Do not abort on conversions to union
756 types between different sizes.
758 2005-09-18 Richard Guenther <rguenther@suse.de>
761 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
764 2005-09-18 Paul Brook <paul@codesourcery.com>
766 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
768 2005-09-17 Richard Henderson <rth@redhat.com>
770 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
771 * tree-ssa-loop.c (pass_vect_dce): Remove.
772 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
775 2005-09-17 Richard Henderson <rth@redhat.com>
777 * tree-pass.h (pass_vect_dce): Declare.
778 * passes.c (init_optimization_passes): Add it.
779 * tree-flow.h (tree_ssa_dce): Declare.
780 * tree-ssa-dce.c (tree_ssa_dce): Export.
781 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
782 (gate_tree_vectorize): ... here.
783 (pass_vect_dce): New.
785 2005-09-17 Jan Hubicka <jh@suse.cz>
787 * except.c (struct eh_status): Turn region_array into vec.
788 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
789 convert_from_eh_region_ranges, find_exception_handler_labels,
790 current_function_has_exception_handlers, assign_filter_values,
791 build_post_landing_pads, dw2_build_landing_pads,
792 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
793 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
794 foreach_reachable_handler, can_throw_internal_1,
795 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
797 (duplicate_eh_region_1): Update region_array.
798 (duplicate_eh_regions): Resize region_array and avoid recomputing.
800 2005-09-17 David Edelsohn <edelsohn@gnu.org>
803 * expmed.c (expand_mult): Substitute simple register for op0 when
806 2005-09-17 Richard Henderson <rth@redhat.com>
808 * expr.c (emit_move_via_integer): Add force argument, pass it on
809 to emit_move_change_mode. Update callers.
810 (emit_move_complex): Pass true to new force argument.
811 * function.c (expand_function_end): Move expand_eh_return call
812 earlier. Merge sub-word complex values into a pseudo before
813 copying to the return hard register.
815 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
817 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
818 between different sizes.
820 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
824 * passes.c (init_optimization_passes): Register dump files for
827 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
829 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
830 * config/s390/s390.c (s390_overlap_p): New function.
831 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
832 peephole2, "*xc" peephole2): Added overlap check to the peephole2
835 2005-09-16 Richard Guenther <rguenther@suse.de>
837 * ipa-pure-const.c (static_execute): Free auxiliar information.
838 * ipa-type-escape.c (discover_unique_type): Free temporary key.
839 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
841 2005-09-15 DJ Delorie <dj@redhat.com>
843 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
845 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
847 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
849 (swap_commutative_operands_with_target): New.
851 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
853 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
856 (estimate_iters_using_array): New function.
857 * tree-data-ref.h (estimate_iters_using_array): Prototype
858 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
859 Use estimate_iters_using_array instead of analyze_array.
861 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
863 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
866 2005-09-15 Michael Matz <matz@suse.de>
868 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
870 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
872 PR tree-optimization/23835
873 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
874 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
876 2005-09-14 Richard Henderson <rth@redhat.com>
878 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
879 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
881 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
883 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
884 in the ARRAY_TYPE case.
886 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
888 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
890 2005-09-14 Uros Bizjak <uros@kss-loka.si>
893 * tree-vect-transform.c (vectorizable_operation): Return false for
894 scalar shift operations and for vector shift operations with
895 non-invariant shift arguments. Use scalar tree operand op1 as
896 a shift operand when vector shift insn pattern uses scalar shift
898 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
900 2005-09-14 Olivier Hainque <hainque@adacore.com>
902 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
903 value if it has side-effects.
905 2005-09-14 David Edelsohn <edelsohn@gnu.org>
908 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
910 2005-09-14 Alan Modra <amodra@bigpond.net.au>
912 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
913 passed as NAME as if it were label at start of function code.
915 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
917 * config/sh/sh.md (*movv4sf_i): Add general register cases to
920 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
922 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
923 as early clobber. Rewrite so the PIC register is not implicitly used.
925 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
927 * tree.c (annotate_with_file_line): Compare line numbers before
930 2005-09-13 Uros Bizjak <uros@kss-loka.si>
933 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
934 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
936 2005-09-13 Ian Lance Taylor <ian@airs.com>
938 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
939 than a HOST_WIDEST_INT to gen_doloop_begin.
941 2005-09-13 Diego Novillo <dnovillo@redhat.com>
943 * tree-dfa.c (dump_variable): Guard against NULL annotations.
945 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
947 PR tree-optimize/23817
948 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
950 2005-09-13 Alan Modra <amodra@bigpond.net.au>
953 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
954 word before changing the stack pointer. Use gen_frame_mem for MEMs.
955 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
956 (restore_stack_nonlocal): Likewise.
957 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
959 2005-09-12 Ian Lance Taylor <ian@airs.com>
962 * c.opt (ffriend-injection): New C++ option.
963 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
964 (C++ Dialect Options): Document -ffriend-injection.
966 2005-09-12 Josh Conner <jconner@apple.com>
969 * ipa-reference.c (static_execute): Don't mark variables in
970 named sections TREE_READONLY.
972 2005-09-12 Alan Modra <amodra@bigpond.net.au>
974 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
977 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
979 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
980 V_MUST_DEF instead of just the first_use_p.
981 Don't mark the virtual variables for renaming on the statement which
983 (pass_dse): Remove TODO_update_ssa.
985 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
988 * stor-layout.c (compute_record_mode): For records with a single
989 field, actually check the field's mode size against the type size.
991 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
992 registers for TARGET_SHMEDIA.
993 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
994 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
995 of GENERAL_REGS and FP_REGS.
997 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
999 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1001 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1003 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1004 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1005 are omitted. Exclude stack_tie insn too.
1007 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1009 PR rtl-optimization/23098
1010 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1012 * config/rs6000/rs6000.md (movdf splitter): Use
1013 const_double_operand predicate for TARGET_POWERPC64.
1014 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1015 SYMBOL_REF method to ABI_V4.
1017 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1018 replace_equiv_address.
1019 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1020 rs6000_sr_alias_set and MEM_NOTRAP.
1021 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1023 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1025 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1026 handle CALL_EXPR again.
1028 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1030 * arm/predicates.md (alignable_memory_operand): Delete.
1032 2005-09-10 Richard Henderson <rth@redhat.com>
1035 * dbxout.c (dbxout_expand_expr): New.
1036 (dbxout_symbol): Use it.
1038 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1040 * arm.c (arm_gen_rotated_half_load): Delete.
1041 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1042 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1043 (thumb_set_return_address): Likewise.
1044 (thumb_load_double_from_address): Use adjust_address.
1045 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1046 (extendhsisi2_mem, movhi_bytes): Use change_address.
1047 (movhi): Use widen_memory_access.
1048 (reload_out_df): Use replace_equiv_address.
1049 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1051 2005-09-09 Richard Henderson <rth@redhat.com>
1054 * dbxout.c: Include expr.h.
1055 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1056 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1057 * Makefile.in (dbxout.o): Add EXPR_H.
1059 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1061 PR tree-optimization/23509
1062 * tree-cfg.c (replace_uses_by): Use replace_exp.
1063 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1064 pointers have name_mem_tag or type_mem_tag set.
1066 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1068 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1069 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1070 of wrongly accessing operands.
1072 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1074 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1075 * tree-chrec.c: Include tree-scalar-evolution.h.
1076 (chrec_convert): Instantiate the base and step before calling
1077 scev_probably_wraps_p that would fail on parametric evolutions.
1078 Collect all the fails into a single section failed_to_convert,
1079 print a diagnostic, and return chrec_dont_know instead of calling
1081 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1082 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1084 (scev_const_prop): Don't replace the definition of a loop closed ssa
1085 phi node by itself, or by another loop closed ssa phi node.
1086 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1087 that base and step are defined.
1089 2005-09-09 Richard Guenther <rguenther@suse.de>
1092 * fold-const.c (fold_ternary): Check truth_value_p before
1093 calling invert_truthvalue.
1095 2005-09-09 Nick Clifton <nickc@redhat.com>
1097 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1098 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1099 dimension of these arrays.
1100 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1102 * longlong.h: Only provide a prototype for the __clz_tab[] array
1103 if this header has not been included from libgcc2.h.
1104 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1106 Provide prototypes for exported functions.
1107 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1110 2005-09-08 Josh Conner <jconner@apple.com>
1114 * expr.c (expand_expr_addr_expr_1): Don't invoke
1115 expand_simple_binop for EXPAND_INITIALIZER.
1117 2005-09-08 Richard Henderson <rth@redhat.com>
1120 * toplev.c (wrapup_global_declaration_1): Split out ...
1121 (wrapup_global_declaration_2): ... from ...
1122 (wrapup_global_declarations): ... here. Return bool.
1123 (check_global_declaration_1): Split out ...
1124 (check_global_declarations): from here.
1125 (emit_debug_global_declarations): New.
1126 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1127 check_global_declaration_1, emit_debug_global_declarations): Declare.
1128 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1129 of decls. Call wrapup_global_declaration_1,
1130 wrapup_global_declaration_2, check_global_declaration_1 directly.
1131 (c_write_global_declarations_2): New.
1133 (c_write_global_declarations): Call c_write_global_declarations_2.
1134 * langhooks.c (write_global_declarations): Call
1135 emit_debug_global_declarations.
1137 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1138 remove decls that have DECL_RTL_SET_P.
1139 * passes.c (rest_of_decl_compilation): Invoke
1140 cgraph_varpool_finalize_decl for all but functions.
1142 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1144 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1145 the result of a conversion if the new min and max cannot be compared.
1147 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1149 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1150 (override_options): Setting s390_sr_alias_set removed.
1151 (save_fpr, save_gprs): Set alias set to vararg or frame.
1152 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1153 s390_sr_alias_set with get_frame_alias_set ().
1154 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1155 get_varargs_alias_set ().
1157 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1161 * c-parser.c (c_parser_objc_method_definition): If the next
1162 token is not "{", error out and don't start the function.
1164 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1166 * tree-vrp.c (extract_range_from_expr): Move the check for non
1167 nullness after the check for gimple invariant.
1169 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1171 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1173 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1176 * config/m32r.md (movmemsi_internal): Canonicalize order of
1177 operands in PLUS component of template.
1179 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1181 * reload1.c (fixup_eh_region_note): Remove assertion.
1182 (fixup_abnormal_edges): Reverted removal of call to
1183 find_many_sub_basic_blocks made on 2005-08-31.
1185 2005-09-07 Richard Henderson <rth@redhat.com>
1187 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1188 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1189 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1190 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1191 rearrange for better packing.
1192 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1193 (lookup_cfa_1): Remove inline marker.
1194 (cfa_equal_p): Split out of ...
1195 (def_cfa_1): ... here. Use INVALID_REGNUM.
1196 (build_cfa_loc): Handle !cfa->indirect.
1197 (frame_pointer_cfa_offset): New.
1198 (dbx_reg_number): Assert register elimination performed; do
1199 leaf register remapping.
1200 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1201 (eliminate_reg_to_offset): New.
1202 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1203 for verifiably local stack frame addresses; re-base to CFA.
1204 (mem_loc_descriptor): Remove can_use_fbreg argument.
1205 (concat_loc_descriptor, loc_descriptor): Likewise.
1206 (containing_function_has_frame_base): Remove.
1207 (rtl_for_decl_location): Don't do register elimination or
1208 leaf register remapping here.
1209 (secname_for_decl): Split out from ..
1210 (add_location_or_const_value_attribute): ... here.
1211 (convert_cfa_to_loc_list): New.
1212 (compute_frame_pointer_to_cfa_displacement): New.
1213 (gen_subprogram_die): Use them.
1214 * tree.h (frame_base_decl): Remove.
1215 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1216 (prologue_stack_adjust): Remove.
1217 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1218 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1219 (set_frame_base_location): Remove.
1220 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1221 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1222 (vt_add_function_parameters): Don't eliminate_regs.
1223 (vt_initialize): Don't create frame_base_decl.
1225 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1227 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1228 version of GNU binutils for 4.x and later.
1230 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1232 * ggc-page.c (ggc_push_context): Remove.
1233 (ggc_pop_context): Likewise.
1234 * ggc.h (ggc_push_context): Remove.
1235 (ggc_pop_context): Likewise.
1237 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1240 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1241 returning from an interrupt handler.
1243 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1246 * config/arc/arc.c (output_shift): Add check for loop count when
1249 2005-09-06 Steven Bosscher <stevenb@suse.de>
1251 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1253 (abs_replacement): Likewise.
1254 (pass_phiopt): Remove TODO_update_ssa.
1256 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1259 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1260 if "return with no value, in function returning non-void" warning
1262 * tree-cfg.c (execute_warn_function_return): Don't look at
1263 RETURN_EXPRs with TREE_NO_WARNING set.
1266 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1267 for internal functions doesn't use registers used by global registers
1268 variables. Use fewer register parameters if there are global register
1271 2005-09-06 Olivier Hainque <hainque@adacore.com>
1272 Eric Botcazou <ebotcazou@adacore.com>
1275 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1276 when we would be extracting outside its bit span (bitpos+bitsize
1277 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1278 Ada unchecked conversions.
1280 2005-09-06 Steven Bosscher <stevenb@suse.de>
1282 * tree-ssa-pre.c (try_look_through_load): New function.
1283 (compute_avail): Use it to try to look through loads for some
1284 more useful expressions.
1286 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1288 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1289 condition for detecting cases like (a&a) and (a^a).
1291 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1293 * common.opt: Add option ftree-vect-loop-version.
1294 * params.def: Add --param vect-max-version-checks.
1295 * doc/invoke.texi: Document ftree-vect-loop-version and
1296 --param vect-max-version-checks.
1297 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1298 may_misalign_stmts and defines for accessors.
1299 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1300 LOOP_VINFO_MAY_MISALIGN_STMTS.
1301 (destroy_loop_vec_info): VEC_free for
1302 LOOP_VINFO_MAY_MISALIGN_STMTS.
1303 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1304 Update documentation.
1305 (vect_update_misalignment_for_peel): New.
1306 (vect_enhance_data_refs_alignment): Update to choose loop
1307 peeling or loop versioning if appropriate for the (potentially)
1308 unaligned data references in the loop.
1309 (vect_analyze_data_refs_alignment): Remove call to
1310 vect_enhance_data_refs_alignment so the checks can be done
1312 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1313 and move up call to vect_analyze_data_refs_alignment.
1314 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1315 (vect_transform_loop): Add call to loop_version.
1317 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1319 PR rtl-optimization/23098
1320 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1321 * simplify-rtx.c (constant_pool_reference_p): New function.
1322 * rtl.h (constant_pool_reference_p): New prototype.
1323 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1324 constant_pool_reference_p in condition and
1325 avoid_constant_pool_reference in preparation statements.
1327 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1329 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1330 STRICT_LOW_PART SETs.
1332 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1335 * except.c (sjlj_emit_function_enter): Find the function begin
1336 note even when it's not in first basic block.
1338 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1340 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1341 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1342 * aclocal.m4: Regenerate.
1344 2005-09-05 DJ Delorie <dj@redhat.com>
1346 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1349 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1351 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1352 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1353 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1354 Follow spelling conventions.
1355 * doc/invoke.texi: Follow spelling conventions.
1357 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1359 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1360 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1361 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1363 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1366 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1367 (output_stack_adjust): Use gen_tmp_stack_mem.
1368 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1369 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1370 (sh_get_pr_initial_val): Likewise.
1371 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1372 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1373 * sh.md (divsi_inv_m0): Use gen_const_mem.
1374 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1375 (movdf_i4+1): Use gen_tmp_stack_mem.
1376 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1377 (fpu_switch+2): Likewise.
1378 (movv4sf_i, movv16sf_i): Use adjust_address.
1379 (symGOT_load): Set MEM_NOTRAP_P bit.
1381 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1384 * pa.c (emit_move_sequence): Fix typo in last change.
1386 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1388 PR rtl-optimization/23454
1389 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1392 2005-09-03 Richard Henderson <rth@redhat.com>
1393 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1396 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1399 2005-09-02 Nicolas Pitre <nico@cam.org>
1401 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1402 to bit_count to 32 bits.
1404 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1407 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1408 generating synthetic loads from volatile lvalues.
1410 005-09-02 Nick Clifton <nickc@redhat.com>
1412 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1413 __ctzhi2, __clzhi2): New functions.
1415 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1418 * tree-nested.c (struct var_map_elt): Mark with GTY.
1419 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1421 (lookup_field_for_decl): Allocate new element in GC memory.
1422 (lookup_tramp_for_decl): Likewise.
1423 (convert_nl_goto_reference): Likewise
1424 (create_nesting_tree): Allocate info in GC memory. Likewise for
1426 (free_nesting_tree): Free with ggc_free instead of free.
1427 (root): New static variable.
1428 (lower_nested_functions): Remove root as local variable. And zero out
1429 root at the end of the function.
1431 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1433 PR rtl-optimization/20365
1434 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1435 to short. New member ix.
1436 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1437 (simplify_plus_minus): Initialize ix members before calling qsort.
1439 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1441 PR tree-optimization/23626
1442 * tree-cfg.c (replace_uses_by): Clean up eh info.
1444 2005-09-01 DJ Delorie <dj@redhat.com>
1446 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1449 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1451 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1452 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1455 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1457 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1458 do not issue warning for a variable definition following
1461 2005-09-01 Richard Henderson <rth@redhat.com>
1464 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1465 conversion to CONST_VECTOR.
1467 2005-09-01 Richard Henderson <rth@redhat.com>
1470 * reload1.c (reload_as_needed): Check !CALL_P before calling
1471 fixup_eh_region_note.
1472 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1474 2005-09-01 DJ Delorie <dj@redhat.com>
1476 * varasm.c (output_constant): Let the target resolve
1477 conversions of addresses to non-default pointer sizes.
1479 2005-09-01 Nicolas Pitre <nico@cam.org>
1481 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1482 to alow matching ARM pre-indexed addressing mode.
1483 (arm_override_options): Remove now irrelevant comment.
1485 2005-09-01 Phil Edwards <phil@codesourcery.com>
1487 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1488 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1489 * config/i386/vxworks.h: Likewise.
1490 * config/i386/t-vxworksae: New file, for VxWorks AE.
1491 * config/i386/vxworksae.h: Likewise.
1493 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1495 PR tree-optimization/23410
1496 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1497 sequence is not wrapping during the first step.
1499 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1502 * dwarf2out.c (base_type_die): Compare char_type_node with
1503 TYPE_MAIN_VARIANT (type), not type.
1505 2005-09-01 Richard Guenther <rguenther@suse.de>
1507 PR tree-optimization/15366
1508 * common.opt: Add -finline-functions-called-once.
1509 Put -fearly-inlining in alphabetically ordered place.
1510 * doc/invoke.texi: Document new option.
1511 * ipa-inline.c (cgraph_decide_inlining): Honour
1512 flag_inline_functions_called_once.
1514 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1516 PR rtl-optimization/23478
1517 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1518 (alloc_qty): Initialize it.
1519 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1520 (combine_regs): Combine also n_throwing_calls_crossed fields.
1521 (find_free_reg): Don't attempt to caller-save pseudos crossing
1522 calls that might throw.
1523 * global.c (struct allocno): Add throwing_calls_crossed field.
1524 (global_alloc): Revert 2005-08-22 change. Initialize
1525 throwing_calls_crossed.
1526 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1529 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1532 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1533 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1534 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1535 (and64_2_operand): Tweak to use predicate.
1536 (and_operand): Adjust for mask_operand changes.
1537 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1538 (print_operand): Likewise.
1539 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1540 (mask64_1or2_operand): Delete.
1541 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1542 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1543 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1544 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1545 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1546 (rotldi3_internal4): Likewise.
1547 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1548 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1549 (ashldi3_internal7): Likewise.
1550 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1551 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1552 (anddi3 split): Don't match mask64_operand.
1553 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1554 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1555 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1556 't' splitter predicate.
1557 (movdi_internal64 + 2): Revert 2005-06-11 change.
1559 2005-08-31 DJ Delorie <dj@redhat.com>
1561 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1562 (m32c_asm_integer): Add support for 32 bit pointers.
1564 2005-08-31 Richard Henderson <rth@redhat.com>
1566 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1567 component-like references for setting MEM_NOTRAP_P.
1569 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1570 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1572 2005-08-31 Richard Henderson <rth@redhat.com>
1574 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1575 into a pseudo before applying gen_lowpart.
1577 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1579 * doc/install.texi (Specific): Update cctools version required
1580 for full functionality.
1581 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1582 linkers as -macosx_version_min.
1584 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1587 * sh.c (print_operand, %R and %S): Add handling of floating point
1588 registers, memory, constants and invalid operands.
1590 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1592 * ipa-pure-const.c: Change dump name.
1594 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1597 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1598 to "reg_or_0_operand".
1599 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1601 2005-08-31 Dale Johannesen <dalej@apple.com>
1603 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1604 loops that count down.
1606 2005-08-31 Richard Henderson <rth@redhat.com>
1609 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1610 (fixup_eh_region_note): New.
1611 (reload_as_needed): Call it.
1612 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1613 don't call find_many_sub_basic_blocks; call verify_flow_info.
1614 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1615 (keep_stack_depressed): Likewise.
1616 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1618 2005-08-31 Richard Henderson <rth@redhat.com>
1620 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1623 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1625 * expr.c (expand_expr_real_1): Compare size of address
1626 mode to target's address mode size in deciding expansion of
1627 the constant address.
1629 2005-08-31 Richard Guenther <rguenther@suse.de>
1632 * expr.c (all_zeros_p): New function.
1633 (expand_expr_real_1): Handle the case of an all-zero
1634 non-addressable constructor separately.
1636 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1638 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1639 arguments, adjust all callers.
1640 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1642 2005-08-30 Richard Henderson <rth@redhat.com>
1645 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1646 whenever the mode sizes match.
1648 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1650 * calls.c (load_register_parameters): Fix comment typo.
1651 * expr.c (emit_push_insn): Comment formatting.
1653 2005-08-30 Ian Lance Taylor <ian@airs.com>
1655 * config/i386/x-cygwin (host-cygwin): Change dependency from
1656 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1658 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1660 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1663 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1666 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1667 call to ggc_collect.
1669 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1672 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1673 beginning. Remove $(INCLUDES) from all the rules, if following
1674 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1676 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1679 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1680 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1681 not constant, but maxlen is, don't set len to maxlen, rather
1682 set maxlen to len if len is a constant.
1684 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1686 PR tree-optimization/23475
1687 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1690 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1692 Fix PR middle-end/22455
1694 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1695 Checksum only the parts of the tree that exist for the tree code.
1697 2005-08-28 Dale Johannesen <dalej@apple.com>
1699 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1701 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1703 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1705 2005-08-28 Richard Henderson <rth@redhat.com>
1707 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1708 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1711 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1714 * builtins.c (get_memory_rtx): Don't strip nops
1715 in between COMPONENT_REFs.
1717 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1720 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1722 (gimplify_modify_expr): Check for zero sized types and gimplify the
1723 rhs and lhs as statements.
1725 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1728 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1729 state for return address column of signal frames.
1731 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1734 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1735 bytes >= 2 not bytes == 2.
1736 (expand_block_move): Same.
1738 2005-08-27 Richard Guenther <rguenther@suse.de>
1741 * config/i386/sse.md (sse2_movsd): Add missing closing
1744 2005-08-27 Paul Brook <paul@codesourcery.com>
1746 * genrecog.c (enum decision_type): Add DT_num_insns.
1747 (struct decision_test): Add u.num_insns.
1748 (add_to_sequence): Add DT_num_insns test.
1749 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1750 (write_cond, debug_decision_2): Ditto.
1751 (change_state): Assume peep2_next_insn never fails.
1752 Remove "afterward" argument.
1753 (write afterward, write_tree): Update to match.
1754 * recog.c (peep2_current_count): New variable.
1755 (peep2_next_insn): Check it.
1756 (peephole2_optimize): Set peep2_current_count.
1757 * recog.h (peep2_current_count): Declare.
1759 2005-08-26 Josh Conner <jconner@apple.com>
1762 * ipa-pure-const.c (check_tree): Check for volatile-ness
1763 when considering a dereference.
1765 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1767 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1769 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1771 PR rtl-optimization/23561
1772 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1773 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1774 at most LEN bytes long memory fits into the field.
1775 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1776 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1777 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1779 2005-08-26 Richard Henderson <rth@redhat.com>
1782 * loop.c (biased_biv_may_wrap_p): New.
1783 (maybe_eliminate_biv_1): Use it to suppress non-equality
1784 comparison transformations. Delete disabled code.
1786 2005-08-26 Ian Lance Taylor <ian@airs.com>
1788 * combine.c (make_extraction): Avoid reference outside object.
1790 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1792 * stor-layout.c (finalize_type_size): Restore behaviour for
1793 non-aggregate types to the status quo ante of the patch for
1794 pr 23467. Document why it matters.
1796 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1799 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1800 array by one element, initialize the BT_LAST element with NULL.
1802 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1804 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1805 optimizing for size.
1807 (compare_plus_eqsi): Same.
1808 (plus_eqsi_compare): Same.
1809 (neg_eq0<mode>): Same.
1810 (neg_eq<mode>): Same.
1812 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1815 2005-08-26 Nick Clifton <nickc@redhat.com>
1817 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1818 TARGET_EP is not defined.
1819 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1820 TARGET_EP is enabled.
1821 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1822 * config/v850/v850.md (save_all_interrupt): Only use the EP
1823 register if TARGET_EP is defined.
1824 (restore_all_interrupt): Likewise.
1825 * config/v850/lib1funcs.asm: Update functions so that the EP
1826 register is only used if __EP__ is defined.
1828 2005-08-26 David Ung <davidu@mips.com>
1830 * config/mips/mips.c (mips_expand_prologue): Handle case when
1831 generating for MIPS16 and the outgoing argument area is more than
1832 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1835 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1837 * config/crx/crx.md: Make doloop_end pattern usage controllable
1838 via mloop-nesting=<max-nesting> command line switch. Make sure
1839 the combiner cannot use doloop_end_<mode> in an illegal way.
1840 * config/crx/crx.c: Use regs up to r6 for argument passing.
1841 Refine crx_address_cost (non cst4 displacements are expensive).
1842 * config/crx/crx.opt: Add switch for mloop-nesting=.
1844 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1846 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1847 (UNSPEC_MVST): New constant.
1849 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1851 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1852 Reject operands containing eliminable registers.
1853 * testsuite/gcc.dg/20050825-1.c: New testcase.
1855 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1856 Jan Hubicka <jh@suse.cz>
1858 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1860 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1862 PR tree-optimization/23546
1863 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1866 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1868 * params.def (PARAM_MIN_SPEC_PROB): New.
1869 * sched-rgn.c (MIN_PROBABILITY): Delete.
1870 (compute_trg_info): Convert to PARAM_VALUE.
1871 * doc/invoke.texi (param): Document min-spec-prob.
1873 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1875 * config/darwin.h: define __PIC__
1876 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1877 TARGET_OS_CPP_BUILTINS macro.
1879 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1881 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1884 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1886 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1888 * cfghooks.c (duplicate_block): Added position where to place
1889 new block as argument.
1890 * cfghooks.h (duplicate_block): Declaration changed.
1891 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1893 * cfglayout.h (copy_bbs): Declaration changed.
1894 * cfgloop.h (loop_version): Declaration changed.
1895 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1896 position to copy_bbs.
1897 (loop_version): Pass position to duplicate_loop_to_header_edge.
1898 Add place_after argument and position new blocks according to
1900 * modulo-sched.c (sms_schedule): Pass place_after argument
1902 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1903 * tree-cfg.c (split_edge_bb_loc): New function.
1904 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1905 to determine position of new blocks.
1906 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1908 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1909 argument to duplicate_block.
1910 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1911 Pass position to copy_bbs.
1913 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1915 * fold-const.c (ptr_difference_const): Use
1916 cst_and_fits_in_hwi instead of host_integerp.
1918 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1920 * config/darwin.c (gen_pic_offset): New.
1921 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1924 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1926 PR tree-optimization/23486
1927 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1929 2005-08-23 Phil Edwards <phil@codesourcery.com>
1931 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1932 remove use_collect2.
1933 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1935 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1936 configuration files to override the default value.
1938 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1939 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1940 * config/vx-common.h: New file, split out from...
1941 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1942 * config/vxworksae.h: New file, for VxWorks AE.
1943 * config/vxworks.opt: New file.
1944 * config/vxlib.c: Update for VxWorks 6.
1946 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1947 other MULTILIB_* variables appropriately.
1948 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1949 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1950 * config/rs6000/vxworks.h: Update for VxWorks 6.
1951 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1953 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1956 * config/darwin.c (machopic_select_section): Remove the hack to
1957 mark "::operator new" and "::operator delete" for coalescing
1958 even though they are not weak.
1960 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1962 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1963 * configure: Regenerate.
1965 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1968 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1970 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1971 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1974 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1976 * config/rs6000/predicates.md (equality_operator): New.
1977 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1978 comparison with a large constant.
1980 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1982 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1984 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1986 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1987 registers is even, and we have a hardware double precision fp,
1989 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1990 size of current argument when checking if argument was passed in
1993 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1996 * stor-layout.c (finalize_type_size): Dont override
1997 existing alignment with a smaller alignment from the mode.
1999 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2001 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2002 * lambda.h (lambda_vector_lexico_pos): ... here.
2003 * tree-data-ref.c (build_classic_dist_vector): Return false when
2004 the distance vector is lexicographically negative.
2006 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2008 PR tree-optimization/23511
2009 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2010 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2012 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2014 PR tree-optimization/22043
2015 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2016 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2017 If ALLOW_FLEXARR, handle types ending with flexible array member.
2018 Pass false as second argument to recursive count_type_elements calls.
2019 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2020 argument to count_type_elements call.
2021 * tree-sra.c (decide_block_copy): Likewise.
2022 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2023 for a constant-sized object, set cleared as well. Pass true as
2024 second argument to count_type_elements call.
2026 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2029 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2030 from legitimate_small_data_p, and make global. Update use.
2031 Remove forward declaration.
2032 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2034 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2036 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2038 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2039 of scratch intermediates.
2040 (eq<mode>_compare): Same.
2041 (neg_eq0<mode>): New.
2042 (neg_eq<mode>): Convert to define_insn_and_split.
2044 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2047 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2048 stdarg functions, set/clear the fp marker even when no variable
2050 * config/rs6000/sysv4.opt (mprototype): Describe.
2052 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2054 PR rtl-optimization/23478
2055 * regs.h (reg_info): Add throw_calls_crossed.
2056 (REG_N_THROWING_CALLS_CROSSED): Define.
2057 * flow.c (allocate_reg_life_data): Initialize
2058 REG_N_THROWING_CALLS_CROSSED.
2059 (propagate_one_insn, attempt_auto_inc): Update
2060 REG_N_THROWING_CALLS_CROSSED.
2061 * global.c (global_alloc): Don't allocate pseudos across
2062 calls that may throw.
2064 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2067 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2068 value is inbetween the range if we did not find an exact match.
2070 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2072 * doc/invoke.texi (Option Summary): Add ms1 options.
2073 * doc/extend.texi: Document interrupt handler attribute for ms1.
2074 * doc/md.texi: Document ms1 constraints.
2075 * config.gcc: Add ms1-*-elf.
2076 * config/ms1/ms1.h: New.
2077 * config/ms1/ms1.c: New.
2078 * config/ms1/ms1.md: New.
2079 * config/ms1/ms1-protos.h: New.
2080 * config/ms1/ABI.txt: New.
2081 * config/ms1/crti.asm: New.
2082 * config/ms1/crtn.asm: New.
2083 * config/ms1/lib2extra-funcs.c: New.
2084 * config/ms1/t-ms1: New.
2085 * config/ms1/ms1.opt: New.
2087 2005-08-22 Ira Rosen <irar@il.ibm.com>
2089 * config/rs6000/altivec.md (xorv4sf3): New.
2090 (negv4sf2, neg<mode>2): Likewise.
2092 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2095 * config/ia64/ia64.md (divsi3): Check divide by zero.
2096 (udivsi3): Likewise.
2098 (udivdi3): Likewise.
2100 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2102 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2103 up to elem_bitsize bits, not max_bitsize.
2105 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2107 PR tree-optimization/23433
2108 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2109 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2111 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2113 PR tree-optimization/23434
2114 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2115 the iteration bound is not an INTEGER_CST.
2117 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2119 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2120 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2121 NULL if need_epilog_adjust is false.
2122 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2123 Case 3 always peels first itration, not just for PLUS case, and no need
2124 to use scalar_initial_def here. Create an epilog adjustment only if
2125 scalar_initial_def is not NULL.
2127 (vectorizable_reduction): Remove assert.
2129 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2132 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2133 (__moddi3): Likewise.
2134 (__udivdi3): Likewise.
2135 (__umoddi3): Likewise.
2136 (__divsi3): Likewise.
2137 (__modsi3): Likewise.
2138 (__udivsi3): Likewise.
2139 (__umodsi3): Likewise.
2141 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2143 * tree-pass.h (TDF_GRAPH): Define.
2144 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2145 * passes.c (finish_optimization_passes): Only call
2146 finish_graph_dump_file if TDF_GRAPH is set.
2147 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2148 NULL. Set TDF_GRAPH bit.
2149 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2151 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2153 * arm.h (arm_stack_offsets): Add locals_base field.
2154 * arm.c (arm_get_frame_offsets): Compute it.
2155 (thumb_compute_initial_elimination offset): Make the Thumb frame
2156 pointer point to the base of the local variables.
2157 (thumb_expand_prologue): Update accordingly.
2158 (thumb_expand_epilogue): Likewise.
2160 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2161 mode of clobbered scratch to DImode. Handle a case that's known to
2164 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2166 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2167 (gt0<mode>_compare): Delete.
2168 (neg_gt0<mode>): Delete.
2170 2005-08-19 Eric Christopher <echristo@apple.com>
2172 * optabs.h: Change CTI_ to COI_.
2175 2005-08-19 James E Wilson <wilson@specifix.com>
2177 * builtins.c (expand_builtin_return_addr): Set
2178 current_function_accesses_prior_frames when count != 0. Use
2179 frame_pointer_rtx when count == 0.
2180 * function.h (struct function): Add accesses_prior_frames field.
2181 (current_function_accesses_prior_frames): Define.
2182 * reload1.c (init_elim_table): Check
2183 current_function_accesses_prior_frames.
2184 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2186 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2188 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2189 indicator. Return true if the flowgraph changed during
2192 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2195 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2196 conditional expression before testing its value.
2198 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2200 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2202 2005-08-19 Devang Patel <dpatel@apple.com>
2204 PR tree-optimization/23048
2205 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2206 third parameter. Check whether latch is dominated by exit
2208 (if_convertible_loop_p): Supply exit block itself to
2209 if_convertible_bb_p.
2211 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2214 * arm.md (arm_load_pic_register): Change argument to the mask of
2215 saved registers. Call thumb_find_work_register if we need a
2216 scratch register on Thumb.
2217 (arm_expand_prologue): Pass empty register set to
2218 arm_load_pic_register.
2219 (thumb_expand_prologue): Pass live_regs_mask directly to
2220 arm_load_pic_register.
2221 * arm-protos.h (arm_load_pic_register): Update prototype.
2223 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2225 * sh.c (find_sole_member): New function.
2226 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2227 if the record's alignment is larger than the size of its only member.
2229 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2232 * arm.c (thumb_legitimize_reload_address): New function.
2233 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2234 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2236 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2238 * config/crx/crx.c: Implement crx_decompose_address. Reject
2239 symbolic displacements since CRX register relative adressing
2240 mode can't handle unsigned 32-bit values as displacements.
2241 * config/crx/crx.h: Simplify definitions, remove redundant
2242 parenthesis and obsolete macros.
2243 * config/crx/crx.opt: Add new switch for debugging addresses.
2244 * config/crx/crx-protos.h: Add new declarations for above.
2246 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2249 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2252 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2254 * collect2.c (dup2): Delete.
2255 * configure.ac: Don't check for dup2.
2257 * config.in, configure: Regenerate.
2259 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2261 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2262 record with the type of its only member.
2264 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2266 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2267 define_insn_and_split.
2268 (plus_ltu<mode>_compare): Same.
2269 (gtu<mode>_compare): Same.
2270 (plus_gtu<mode>_compare): Same.
2272 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2274 PR tree-optimization/22228
2275 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2277 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2278 are recorded in vect_vnames_to_rename for renaming.
2279 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2280 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2281 in vect_vnames_to_rename.
2282 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2283 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2285 2005-08-18 Jan Hubicka <jh@suse.cz>
2288 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2289 info only for local statics, not for member variables.
2291 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2293 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2295 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2297 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2299 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2302 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2304 2005-08-17 James E Wilson <wilson@specifix.com>
2306 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2309 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2311 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2312 (leu<mode>_compare): Same.
2313 (plus_leu<mode>): Same.
2314 (neg_leu<mode>): Same.
2315 (and_neg_leu<mode): Same.
2316 (ltu<mode>_compare): Same.
2317 (plus_ltu<mode>): Same.
2319 (geu<mode>_compare): Same.
2320 (plus_geu<mode>): Same.
2321 (neg_geu<mode>): Same.
2322 (and_neg_geu<mode>): Same.
2323 (plus_gt<mode>): Same.
2324 (gtu<mode>_compare): Same.
2325 (plus_gtu<mode>): Same.
2327 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2329 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2330 Move call_table_data to end. Delete spurious .text.
2331 (callt_save_all_interrupt): Fix comment typo.
2333 2005-08-17 James E Wilson <wilson@specifix.com>
2334 Kevin Winchester <winchester@amirix.com>
2337 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2339 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2342 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2343 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2345 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2347 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2348 record with the type of its only member if the modes don't match.
2350 * varasm.c (decode_reg_name): Skip empty additional register names.
2352 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2354 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2355 lsm_tmp_name_length): New.
2356 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2357 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2359 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2360 Andreas Krebbel <krebbel1@de.ibm.com>
2362 * config.gcc: Added z9-109 switch.
2363 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2364 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2365 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2366 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2367 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2368 for "z9_109" cpu attribute.
2369 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2370 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2371 (s390_handle_arch_option): Added z9-109 switch.
2372 (override_options): Set respective cost function for z9-109.
2373 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2374 (legitimate_reload_constant_p): Accept extended immediates.
2375 (print_operand): Three new output modifiers added: k, m and o.
2376 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2377 (s390_output_mi_thunk): Use extended immediate when possible.
2378 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2379 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2380 (CONSTRAINT_LEN): Added length of O constraint.
2381 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2382 * config/s390/s390.md ("cpu"): New value z9_109 added.
2383 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2384 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2385 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2386 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2387 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2388 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2389 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2390 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2391 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2392 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2393 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2394 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2395 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2396 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2397 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2399 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2400 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2401 insns for TARGET_EXTIMM.
2403 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2405 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2407 2005-08-17 Nick Clifton <nickc@redhat.com>
2409 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2410 Call default_encode_section_info.
2412 2005-08-17 Steven Bosscher <stevenb@suse.de>
2414 PR tree-optimization/21574
2415 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2416 constant, return CONSTANT.
2417 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2418 (ccp_fold, visit_assignment): Likewise.
2419 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2421 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2423 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2424 fold_buildN instead of buildN then fold_initializer or fold.
2425 (build_unary_op): Likewise.
2426 (build_binary_op): Likewise.
2427 * fold-const.c (fold_initializer): Remove.
2428 (fold_build1_initializer): New function.
2429 (fold_build2_initializer): New function.
2430 (fold_build3_initializer): New function.
2431 * tree.h (fold_initializer): Remove.
2432 (fold_build1_initializer): New function.
2433 (fold_build2_initializer): New function.
2434 (fold_build3_initializer): New function.
2436 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2438 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2439 (try_move_mult_to_index): Call fold_build2 instead of build2.
2440 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2441 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2442 fold_binary_to_constant.
2443 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2445 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2446 check if A == gcd (A, B). Remove TYPE argument.
2447 (analyze_offset) Use fold_build2 instead of fold (build.
2448 (create_data_ref): Likewise.
2449 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2450 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2453 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2455 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2456 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2458 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2461 * gimplify.c (zero_sized_type): New function.
2462 (gimplify_modify_expr_rhs): If we have a zero sized type,
2463 replace the statement with an empty statement.
2465 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2467 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2470 2005-08-16 Ian Lance Taylor <ian@airs.com>
2472 * doc/tm.texi (Label Output): Correct typo.
2474 2005-08-16 Steven Bosscher <stevenb@suse.de>
2477 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2478 force_operand will work later on using have_insn_for.
2480 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2482 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2484 2005-08-16 Ian Lance Taylor <ian@airs.com>
2487 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2488 vector type, don't try to construct it element by element. Add an
2489 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2491 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2493 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2495 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2497 * doc/invoke.texi (Precompiled Headers): Document some more options
2498 which are known to be safe.
2500 2005-08-16 James E Wilson <wilson@specifix.com>
2502 PR tree-optimization/21105
2503 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2504 TREE_OVERFLOW check.
2506 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2508 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2509 (neg_ltu<mode>): Same.
2511 (neg_gtu<mode>): Same.
2513 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2515 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2516 (fold_builtin_isdigit): Use fold_buildN.
2517 (build_function_call_expr): Likewise.
2518 * c-typeck.c (c_finish_loop): Likewise.
2520 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2521 Richard Shann <rshann@superh.com>
2523 PR middle-end/20396:
2524 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2526 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2528 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2530 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2533 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2534 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2537 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2540 * fold-const.c (build_range_check): Disable optimization for function
2541 pointer expressions on targets that require function pointer
2544 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2546 * simplify-rtx.c (simplify_const_relational_operation): When
2547 extracting arguments of a COMPARE, recompute the mode as well.
2549 2005-08-15 Ian Lance Taylor <ian@airs.com>
2551 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2553 2005-08-15 DJ Delorie <dj@redhat.com>
2555 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2557 (movsi_splittable): Allow, but split, moves to the stack.
2558 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2561 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2563 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2564 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2565 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2567 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2568 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2569 Delete HOST_PTR_PRINTF.
2571 * configure, config.in: Regenerate.
2573 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2575 * config/rs6000/rs6000.md (QHSI): New mode macro.
2576 (wd): Extend mode attr for QImode and HImode
2577 (dbits): New mode attr.
2578 (zero_extend<mode>di2): Convert to mode macro.
2580 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2583 * doc/invoke.texi (-mgnu-ld): Update description.
2586 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2589 * Makefile.in (tree-chrec.o): Depends on real.h.
2590 * tree-chrec.c: Include real.h.
2591 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2592 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2593 * tree-scalar-evolution.c (add_to_evolution_1,
2594 interpret_rhs_modify_expr): Ditto.
2596 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2599 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2600 step is negative compute the estimation from init downwards to zero.
2602 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2604 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2606 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2608 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2610 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2611 Accept double-word constants that can be split.
2612 * config/s390/s390.md ("movti"): Use 'P' constraint.
2613 ("*movdi_31", "*movdf_31"): Likewise.
2615 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2617 Fix PR tree-optimization/22615
2619 * tree-ssa-structalias.c (solution_set_add): Handle
2620 first_vi_for_offset returning NULL.
2621 (do_da_constraint): Ditto.
2622 (do_sd_constraint): Ditto.
2623 (do_ds_constraint): Ditto
2624 (find_func_aliases): Ditto.
2625 (build_constraint_graph): RHS is allowed be ANYTHING.
2626 (first_vi_for_offset): Return NULL if we couldn't find anything at
2629 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2631 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2632 over memory as first operand.
2634 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2637 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2638 available for setting it.
2640 2005-08-14 Ira Rosen <irar@il.ibm.com>
2642 PR tree-optimization/23320
2643 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2644 data-refs' types instead of base object nullness. Add check for
2645 pointer type data-refs before first location comparison. Remove
2648 2005-08-14 Andreas Schwab <schwab@suse.de>
2650 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2652 2005-08-13 James E Wilson <wilson@specifix.com>
2654 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2655 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2656 -fstack-protector-all, --param ssp-buffer-size): Document.
2657 (-Wvariadic-macros): Alphabetize.
2658 (-fsched-stalled-insns-dep): Add missing 'f'.
2660 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2663 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2665 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2666 or indirect address operand.
2667 (EXTRA_ADDRESS_CONSTRAINT): New.
2668 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2670 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2672 PR tree-optimization/22236
2673 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2674 successors and predecessors.
2675 * tree-chrec.c (chrec_convert): Before converting, check that
2676 sequences don't wrap.
2677 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2678 (analyze_array): Extern.
2679 (find_data_references_in_loop): Remove call to
2680 compute_estimated_nb_iterations.
2681 * tree-data-ref.h (analyze_array): Declared.
2682 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2683 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2684 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2685 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2687 * tree-ssa-loop-ivcanon.c: Fix documentation.
2688 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2689 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2690 (infer_loop_bounds_from_undefined): New.
2691 (estimate_numbers_of_iterations_loop): Use
2692 infer_loop_bounds_from_undefined.
2693 (used_in_pointer_arithmetic_p): New.
2694 (scev_probably_wraps_p): Pass an extra parameter. Call
2695 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2696 (convert_step): Fix documentation.
2697 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2698 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2699 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2700 scev_probably_wraps_p.
2702 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2704 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2705 (s390_register_info): Ignore clobbered_regs information for fixed
2706 registers, and only fixed registers.
2707 (s390_init_frame_layout): Remove redundant call.
2709 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2711 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2712 description of -Wold-style-casts.
2714 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2715 Jakub Jelinek <jakub@redhat.com>
2717 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2718 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2719 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2720 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2721 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2722 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2723 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2724 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2725 ("stack_protect_set", "stack_protect_test"): New expanders.
2726 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2727 "stack_protect_testdi"): New insn definitions.
2729 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2731 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2733 2005-08-12 Paul Brook <paul@codesourcery.com>
2735 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2737 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2739 * config/s390/predicates.md (setmem_operand): New predicate.
2740 (shift_count_operand): Accept ANDs with special constants as
2742 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2743 with special constants.
2744 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2745 shift_count_operand with setmem_operand.
2747 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2749 * config/s390/s390.c (s390_extract_part, s390_single_part):
2751 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2752 (s390_output_mi_thunk): Don't use lg on 31 bit.
2753 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2754 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2756 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2758 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2759 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2760 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2761 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2762 with one of the new macros.
2764 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2766 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2767 Don't set save_return_addr_p.
2768 (s390_register_info): Make clobbered_regs not depending on
2771 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2773 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2774 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2776 2005-08-11 James E. Wilson <wilson@specifix.com>
2778 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2780 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2782 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2783 locations gathered by var-tracking in single entry loc_list
2784 over loc_descriptor_from_tree.
2786 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2787 pass it down to loc_descriptor.
2788 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2789 (containing_function_has_frame_base): Move earlier in the file.
2790 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2791 instead of always assuming fbreg can't be used.
2793 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2795 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2796 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2797 Accept address wrapped in AND for Altivec.
2798 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2799 Strip AND wrapping offset address for Altivec.
2801 2005-08-11 Richard Henderson <rth@redhat.com>
2804 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2805 before using TYPE_IS_SIZETYPE.
2807 2005-08-11 Richard Henderson <rth@redhat.com>
2810 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2811 insn types not present on ev4.
2812 (alphaev5_insn_pipe): Similarly.
2814 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2817 * arm.c (arm_override_options): If the user has selected callee-super-
2818 interworking, then enable normal interworking.
2820 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2822 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2825 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2827 * doc/rtl.texi: Fix two typos.
2829 2005-08-11 Richard Guenther <rguenther@suse.de>
2832 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2833 cases where we call to/from functions returning void.
2835 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2838 * tree.c (build_pointer_type_for_mode): Robustify.
2840 2005-08-10 James E Wilson <wilson@specifix.com>
2842 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2843 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2845 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2848 2005-08-10 Eric Christopher <echristo@apple.com>
2850 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2851 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2854 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2857 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2858 for the high part when generating dynamic-no-pic code.
2860 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2862 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2863 (x86_64-*-linux*): Likewise.
2865 * config/i386/crtfastmath.c: New file.
2866 * config/i386/t-crtfm: Likewise.
2868 * config/i386/linux.h (ENDFILE_SPEC): New.
2869 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2871 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2874 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2876 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2877 (vec_shl, vec_shr): Document new operations.
2878 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2880 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2882 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2883 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2884 change predicate to indexed_or_indirect_address.
2886 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2888 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2889 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2890 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2891 and __aeabi_uwrite8.
2892 * config/arm/unaligned-funcs.c: New file.
2893 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2895 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2897 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2899 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2900 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2902 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2903 * final.c (pass_shorten_branches): Add dump.
2904 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2905 (pass_life): Rename dump.
2906 (rest_of_handle_flow2): Remove initial verify_flow_info.
2907 * function.c (pass_instantiate_virtual_regs): Add dump.
2908 * integrate.c (pass_initial_value_sets): Add dump.
2909 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2910 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2911 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2912 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2913 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2914 gate_rtl_unrool_and_peel_loops): New.
2915 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2916 rtl_doloop): Do not look at flags.
2917 * mode-switching.c (pass_mode_switching): Add dump.
2918 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2919 pass_split_before_regstack): Add dump.
2920 * regmove.c (pass_stack_adjustments): Add dump.
2921 * tree-optimize.c (pass_fixup_cfg): Add dump.
2923 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2926 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2927 deciding which instruction sequence to use.
2929 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2931 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2932 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2934 2005-08-09 Richard Guenther <rguenther@suse.de>
2936 * c-common.c (builtin_function_2): Remove.
2937 (def_builtin_1): New function.
2938 (c_common_nodes_and_builtins): Use def_builtin_1 to
2939 build builtin functions.
2941 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2943 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2944 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2945 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2948 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2950 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2951 fold_binary instead of fold_build2 since we don't care about the
2953 (loop_niter_by_eval): Likewise.
2954 (compare_trees): Likewise.
2955 (proved_non_wrapping_p): Likewise.
2957 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2961 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2962 if the if is really empty.
2964 2005-08-09 Steven Bosscher <stevenb@suse.de>
2966 PR tree-optimization/23234
2967 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2968 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2969 argument of the new enum.
2970 (execute_cse_reciprocals): Add reciprocals for function arguments
2971 on the unique successor edge of the entry block. Update other calls
2972 to execute_cse_reciprocals_1.
2974 2005-08-08 Richard Henderson <rth@redhat.com>
2977 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2979 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2981 * expr.c (write_complex_part): Return after handling MEM.
2983 2005-08-08 Josh Conner <jconner@apple.com>
2985 PR rtl-optimization/23241
2986 * combine.c (simplify_comparison): Fix error in determining
2987 whether to lift a subreg from comparison.
2989 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2992 * config/rs6000/altivec.md (vec_init<mode>): New.
2993 (vec_set<mode>): New.
2994 (vec_extract<mode>): New.
2995 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2996 (rs6000_expand_vector_set): New.
2997 (rs6000_expand_vector_extract): New.
2998 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2999 for Altivec modes before reload.
3000 (altivec_expand_vec_init_builtin): New.
3001 (get_element_number): New.
3002 (altivec_expand_vec_set_builtin): New.
3003 (altivec_expand_vec_ext_builtin): New.
3004 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3006 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3008 * config/rs6000/rs6000.h (rs6000_builtins): Add
3009 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3010 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3011 * config/rs6000/rs6000-protos.h: Declare new functions.
3013 2005-08-08 Jan Hubicka <jh@suse.cz>
3015 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3016 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3017 * i386.md (movdi*): Use pic_32bit_operand.
3018 * predicates.md (pic_32bit_operand): New.
3020 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3023 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3025 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3027 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3028 (test_for_singularity): Use fold_build2.
3030 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3032 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3034 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3036 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3037 (COMMON_ASM_OP) Define.
3038 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3039 (ix86_encode_section_info): Likewise.
3040 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3041 SUBTARGET_ENCODE_SECTION_INFO.
3043 2005-08-06 Richard Henderson <rth@redhat.com>
3046 * tree-nested.c (convert_local_reference): Save and restore val_only
3047 around component_ref and friends. Clear walk_subtrees by default.
3049 2005-08-06 Peter O'Gorman <peter@pogma.com>
3052 * gcc.c (process_command): Check the argument to -b has a dash.
3053 * doc/invoke.texi: Update -b and -V docs.
3055 2005-08-06 James E Wilson <wilson@specifix.com>
3057 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3059 2005-08-06 Michael Matz <matz@suse.de>
3061 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3062 member only if only one insn is associated with the value.
3064 2005-08-06 Nick Clifton <nickc@redhat.com>
3066 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3068 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3069 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3070 Check symbol flags instead of symbol name mangling.
3071 (xstormy16_asm_output_aligned_common): Likewise. Also
3072 simplify code since the bss100_section cass is the only case
3073 where the below100 code will be triggered.
3074 (xstormy16_encode_section_info): Encode below100 attribute
3075 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3077 (xstormy16_strip_name_encoding): Delete - this function is no
3079 (TARGET_STRIP_NAME_ENCODING): Undefine.
3080 * config/stormy16/stormy16-protos.h: Delete prototype for
3081 xstormy16_strip_name_encoding.
3083 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3085 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3086 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3087 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3088 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3089 config/alpha/predicates.md, config/arc/arc.h,
3090 config/arm/arm.h, config/arm/ieee754-df.S,
3091 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3092 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3093 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3094 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3095 config/m68hc11/m68hc11.h, config/mips/mips.c,
3096 config/mips/mips.h, config/mips/openbsd.h,
3097 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3098 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3099 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3100 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3101 config/sparc/linux.h, config/sparc/linux64.h,
3102 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3103 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3104 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3105 typos. Follow spelling conventions.
3107 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3110 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3111 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3112 specially. Check for side effects only for COND_EXPR.
3113 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3114 return with TREE_NO_WARNING.
3116 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3118 PR rtl-optimization/23233
3119 * loop.c (combine_movables): Require the modes to be the same.
3120 (move_movables): Remove handling of cases where the replacement
3121 had a different mode to the original.
3123 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3125 PR tree-optimization/23128
3126 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3127 subtraction wrap, and set TREE_OVERFLOW if they do.
3129 2005-08-05 Richard Henderson <rth@redhat.com>
3132 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3133 FORCED_LABEL labels.
3135 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3138 * reload.c (find_reloads_subreg_address): Pass down TYPE
3139 unchanged. Change all callers except find_reloads_toplev.
3141 2005-08-05 Michael Matz <matz@suse.de>
3143 * genattrtab.c (current_alternative_string): Remove.
3144 (SIMPLIFY_ALTERNATIVE): Ditto.
3145 (attr_alt_bit_p): Ditto.
3146 (alternative_name): Make const char *.
3147 (evaluate_eq_attr): Remove use of above things.
3148 (simplify_test_exp): Ditto.
3149 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3150 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3152 2005-08-04 James E Wilson <wilson@specifix.com>
3154 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3155 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3156 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3157 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3158 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3160 2005-08-04 Richard Henderson <rth@redhat.com>
3163 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3164 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3165 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3166 if we'd have to instantiate too many members.
3168 2005-08-04 Richard Henderson <rth@redhat.com>
3171 * tree-outof-ssa.c (coalesce_asm_operands): New.
3172 (coalesce_ssa_name): Use it. Split out ...
3173 (coalesce_phi_operands, coalesce_result_decls): ... these.
3175 2005-08-04 Paul Brook <paul@codesourcery.com>
3177 * read-rtl.c (read_quoted_string): Break if EOF.
3179 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3181 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3182 (fold_build2): Likewise.
3183 (fold_build3): Likewise.
3184 (fold_build1_stat): New function prototype.
3185 (fold_build2_stat): Likewise.
3186 (fold_build3_stat): Likewise.
3187 * fold-const.c (fold_build1): Rename to ..
3188 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3189 through to build1_stat.
3190 (fold_build2): Rename to ..
3191 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3192 through to build2_stat.
3193 (fold_build3): Rename to ..
3194 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3195 through to build3_stat.
3197 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3198 Ian Lance Taylor <ian@airs.com>
3200 * function.c (assign_stack_local_1): Do not correct stack slot
3201 address if allocation size is smaller than mode size.
3203 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3206 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3207 (tree_merge_blocks): Propagate anything allowed by
3209 Clarify documentation.
3210 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3211 SSA form, schedule an update if necessary.
3213 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3215 * doc/install.texi (Binaries): Remove broken link to
3216 Sinix/Reliant Unix binaries.
3218 2005-08-03 Richard Henderson <rth@redhat.com>
3221 * function.c (stack_protect_epilogue): Export.
3222 * tree.h (stack_protect_epilogue): Declare.
3223 * calls.c (expand_call): Call it.
3225 2005-08-03 Eric Christopher <echristo@apple.com>
3227 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3228 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3231 2005-08-04 Jan Hubicka <jh@suse.cz>
3233 * profile.c (branch_prob): Split edges with goto locus on them
3234 to get proper line counts.
3235 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3237 2005-08-03 Paul Brook <paul@codesourcery.com>
3239 * function.c (assign_parms): Round current_function_args_size
3240 to PARM_BOUNDARY, not STACK_BOUNDARY.
3242 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3244 * config/i386/i386.c (x86_elf_aligned_common)
3245 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3247 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3249 PR tree-optimization/23157
3250 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3251 before emitting them.
3253 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3255 PR tree-optimization/19899
3256 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3257 * tree-scalar-evolution.c: Include real.h.
3258 (add_to_evolution): Build constant -1 of correct type.
3260 2005-08-03 Jan Hubicka <jh@suse.cz>
3262 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3263 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3264 profile updating for complette unrolling.
3265 * loop-unroll.c (peel_loop_completely): Use it.
3266 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3267 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3270 2005-08-03 Paul Brook <paul@codesourcery.com>
3272 * combine.c (can_change_dest_mode): New function.
3273 (try_combine, simplify_set): Use it.
3275 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3277 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3280 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3282 * doc/install.texi (Specific): Adjust link to openavr.org.
3283 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3284 (Binaries): Adjust HP-UX Porting Center link.
3285 (Binaries): Adjust Free Software Foundation ordering link.
3287 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3289 * convert.c (convert_to_integer): Use fold_build1 instead of
3290 build1 when converting an integer to an integer.
3292 2005-08-02 Richard Henderson <rth@redhat.com>
3294 * combine.c (combine_instructions): Don't use reg_equal/equiv
3295 results if the mode doesn't match.
3297 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3299 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3300 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3302 2005-08-02 Richard Henderson <rth@redhat.com>
3305 * explow.c (memory_address): Remove special-case for
3306 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3308 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3311 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3312 number of calls to cleanup_tree_cfg_1.
3314 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3316 * doc/invoke.texi: document file extensions .F90 and .F95
3318 2005-08-02 Richard Guenther <rguenther@suse.de>
3320 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3321 positive if its first argument is positive.
3323 2005-08-02 Richard Guenther <rguenther@suse.de>
3325 PR tree-optimization/23177
3326 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3329 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3331 PR tree-optimization/23129
3332 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3333 varying for divisions with anti-ranges.
3335 2005-08-02 Jan Hubicka <jh@suse.cz>
3337 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3338 * tree-ssa-threadupdate.c (thread_block): Add it here.
3340 2005-08-01 James E Wilson <wilson@specifix.com>
3342 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3343 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3344 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3346 * config/mips/predicates.md (const_call_insn_operand): Add check for
3347 SYMBOL_REF_LONG_CALL_P.
3348 * doc/extend.texi (long_call): Document the new attribute.
3350 2005-08-01 Ian Lance Taylor <ian@airs.com>
3351 Richard Henderson <rth@redhat.com>
3353 * Makefile.in (RTL_BASE_H): Add real.h.
3354 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3356 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3358 * rtl.c (rtl_check_failed_code_mode): New.
3359 * rtl.h (struct rtx_def): Add u.rv.
3360 (XCMWINT, XCNMPRV): New.
3361 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3362 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3364 2005-08-01 Richard Henderson <rth@redhat.com>
3366 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3367 with auto-inc codes.
3369 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3371 2005-08-01 Jan Hubicka <jh@suse.cz>
3373 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3374 * i386.c: Include dwarf2.h
3375 (asm_preferred_eh_data_format): New.
3376 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3378 2005-08-01 Ian Lance Taylor <ian@airs.com>
3380 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3381 randomize_va_space for virtual address randomization control.
3383 2005-08-01 Steven Bosscher <stevenb@suse.de>
3385 * common.opt (flag_ipa_cp): Put in right place to maintain
3388 2005-08-01 Jan Hubicka <jh@suse.cz>
3390 * profile.c (compute_value_histograms): Fix thinko.
3391 * value-prof.c: Include toplev.h
3392 (check_counter): New function.
3393 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3394 tree_mod_subtract_transform): Add sanity check.
3396 2005-08-01 Richard Guenther <rguenther@suse.de>
3398 PR tree-optimization/23133
3399 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3400 current functions parameter decls to find defs to cse
3403 2005-08-01 Richard Guenther <rguenther@suse.de>
3405 PR tree-optimization/23109
3406 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3407 If trapping math is in effect, use post-dominator information
3408 to check if we'd in any case reach a trapping point before
3409 doing the reciprocal insertion.
3410 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3411 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3412 expressions are invariant only if trapping math is not in effect.
3414 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3416 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3417 cgraph_function_versioning): New declarations.
3418 * cgraphunit.c: Add include to ipa-prop.h.
3419 (update_call_expr, cgraph_copy_node_for_versioning,
3420 cgraph_function_versioning): New functions.
3421 * integrate.c (copy_decl_for_inlining): Remove.
3422 * ipa-prop.h (ipa_replace_map): New struct.
3423 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3424 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3425 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3426 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3427 ipcp_iterate_stage, ipcp_method_scale_print,
3428 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3429 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3430 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3431 ipcp_update_bb_counts, ipcp_update_profiling,
3432 ipcp_update_edges_counts): New functions.
3433 (ipcp_method_cval_init): Remove restriction regarding local methods.
3434 (ipcp_init_stage): Add ipcp_method_compute_scale.
3435 (ipcp_insert_stage): Add versioning.
3436 (ipcp_structures_print): Add ipcp_method_scale_print.
3437 (ipcp_driver): Dump profiling info.
3438 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3439 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3440 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3441 (struct inline_data): Add versioning_p, ipa_info, new fields.
3442 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3443 declare_return_variable): Replace calls to copy_decl_for_inlining with
3445 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3447 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3448 Add argument VERSIONING.
3449 (copy_arguments_for_versioning, copy_static_chain,
3450 function_versionable_p, tree_versionable_function_p,
3451 tree_function_versioning, replace_ref_tree): New functions.
3452 * tree-inline.h: Include varray.h.
3453 (tree_versionable_function_p, tree_function_versioning,
3454 tree copy_decl_for_dup): New declarations.
3456 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3458 * ipa-cp.c: New file. Contains IPCP specific functionality.
3459 * ipa-prop.h: New file. Contains structures/definitions that can be
3460 used by several interprocedural data flow optimizations (and also IPCP).
3461 * ipa-prop.c: New file.
3462 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3463 * common.opt: Add ipa-cp flag.
3464 * timevar.def: Add IPCP optimization.
3465 * tree-optimize.c (init_tree_optimization_passes): Schedule
3467 * tree-pass.h (pass_ipa_cp): Declare.
3469 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3471 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3472 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3473 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3474 config/i386/i386.c, config/mips/mips.h,
3475 config/rs6000/rs6000.h, config/sh/sh.c,
3476 config/stormy16/stormy16.c: Fix comment typos.
3478 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3481 * c-typeck.c (build_binary_op): Use common_type wrapper on
3483 (common_type): Update comment.
3485 2005-07-31 Steven Bosscher <stevenb@suse.de>
3488 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3489 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3490 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3492 2005-07-31 Jan Hubicka <jh@suse.cz>
3494 * pretty-print.h (pp_widest_integer): New macro.
3495 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3498 2005-07-31 Jan Hubicka <jh@suse.cz>
3500 * output.h (enum section_category): Export from varasm.c
3501 (categorize_decl_for_section): Likewise.
3502 * varasm.c (enum section_category): Kill.
3503 (categorize_decl_for_section): Make global.
3504 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3506 * i386.c (ix86_section_threshold): New static variable.
3507 (ix86_in_large_data_p, ix86_encode_section_info,
3508 x86_64_elf_unique_section,
3509 x86_64_elf_select_section): New functions.
3510 (TARGET_ENCODE_SECTION_INFO): Define
3511 (override_options): Enable medium model for PIC.
3512 (ix86_expand_prologue): Expand gen_set_got_rex64.
3513 (legitimate_constant_p): Handle new UNSPECs.
3514 (legitimate_pic_address_disp_p): Likewise.
3515 (legitimize_pic_address): Lower MEDIUM model addressing.
3516 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3517 (enum cmodel): Add MEDIUM_PIC.
3518 (SYMBOL_REF_FAR_ADDR_P): New macro.
3519 (SYMBOL_FLAG_FAR_ADDR): New flag.
3520 * i386.md (movdi): Support medium model.
3521 (set_got_rex64): New pattern.
3522 * i386.opt (mlarge-data-threshold): New flag.
3523 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3524 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3525 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3526 TARGET_ASM_UNIQUE_SECTION): New.
3528 * invoke.texi (-mlarge_data_threshold): Document
3530 2005-07-31 Jan Hubicka <jh@suse.cz>
3532 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3533 (coalesce_vars): Likewise.
3534 * tree-ssa-live.c (coalesce_cost): New.
3535 (build_tree_conflict_graph): Use coalesce_cost.
3536 * tree-ssa-live.h (coalesce_cost): Declare.
3538 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3540 * arm.md (all peepholes for post-increment operations): Delete.
3541 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3542 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3543 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3544 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3545 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3547 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3549 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3552 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3555 * doc/invoke.texi: Document -rdynamic.
3557 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3560 * c-parser.c (c_parser_parms_list_declarator): Call
3561 mark_forward_parm_decls.
3562 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3563 decls with visibility structure.
3565 2005-07-30 Paul Brook <paul@codesourcery.com>
3567 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3569 2005-07-30 Paul Brook <paul@codesourcery.com>
3571 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3573 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3575 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3577 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3580 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3581 nested function declarators.
3582 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3583 (grokparms): Call warn_if_shadowing for parameters used within the
3585 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3586 not used within the parameter list.
3587 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3589 2005-07-30 Jan Hubicka <jh@suse.cz>
3591 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3592 * i386.c (ix86_fixup_binary_operands): Likewise.
3593 (ix86_expand_unary_operator): Likewise.
3594 (ix86_expand_fp_absneg_operator): Likewise.
3595 * optabs.c (expand_vec_cond_expr): Validate dest.
3597 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3600 * real.c (real_from_string): Also set last bit if there is a
3601 nonzero hex digit beyond GCC's internal precision after ".".
3603 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3605 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3606 define_constants. Change duplicate values to unassigned numbers.
3607 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3608 (*altivec_vspltsf): New.
3609 (altivec_vperm_v4sf): Delete.
3610 (altivec_vperm_<mode>): Use mode macro V.
3611 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3612 (altivec_predicate_v4sf): Delete.
3613 (altivec_predicate_<mode>): Use mode macro V.
3614 (*altivec_lvesfx): New.
3615 (*altivec_stvesfx): New.
3616 (vec_realign_load_v4sf): Delete.
3617 (vec_realign_load_<mode>): Use mode macro V.
3618 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3621 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3624 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3626 * configure: Regenerated.
3628 2005-07-29 Paul Brook <paul@codesourcery.com>
3630 * doc/install.texi: Add link to GFortran binaries wiki page.
3632 2005-07-29 David Ung <davidu@mips.com>
3634 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3635 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3636 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3637 * config/mips/mips.md (cpu): Add 5kf name.
3638 (includes): Includes 5k.md.
3639 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3640 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3643 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3646 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3647 (cleanup_tree_cfg): ... here.
3648 Call cleanup_tree_cfg_1 until there are no more cleanups to
3651 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3653 * tree-vrp.c (compare_range_with_value): Return true or false
3654 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3655 EQ_EXPR respectively.
3657 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3659 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3662 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3664 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3665 (tree_ssa_dominator_optimize): Increment it.
3666 (dump_dominator_optimization_stats): Print it.
3668 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3669 Steven Bosscher <stevenb@suse.de>
3671 PR rtl-optimization/23117
3672 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3673 when head == tail. Tidy comment.
3675 2005-07-28 Richard Henderson <rth@redhat.com>
3677 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3678 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3679 * jump.c (rtx_renumbered_equal_p): Likewise.
3680 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3681 CONST_INT and CONST_DOUBLE.
3682 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3683 * reload.c (operands_match_p): Special case CONST_INT and
3684 CONST_DOUBLE; check mode earlier.
3686 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3689 * c-typeck.c (convert_for_assignment): Do not check
3690 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3692 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3695 * c-typeck.c (composite_type): Prefer constant size arrays to
3698 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3701 * real.c (real_from_string): Set last bit if there is a nonzero
3702 hex digit beyond GCC's internal precision.
3704 2005-07-28 Richard Henderson <rth@redhat.com>
3707 * cfgcleanup.c (try_forward_edges): Watch out for end of
3710 2005-07-28 James E Wilson <wilson@specifixinc.com>
3713 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3715 2005-07-28 Jan Hubicka <jh@suse.cz>
3717 * Makefile.in (rtl-profile.o): Kill all traces of it.
3718 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3719 * coverage.h (rtl_coverage_counter_ref): Kill.
3720 * opts.c (flag_speculative_prefetching_set): Kill.
3721 (flag_loop_optimize_set): New.
3722 (common_handle_option): Disable loop optimizer when profiling;
3723 do not handle speculative prefetching.
3724 * passes.c (init_optimization_passes): Replace pass_profiling combo
3725 by branch_prob pass.
3726 * profile.c (compute_value_histograms): Update for simplified value
3728 (rtl_register_profile_hooks): Kill.
3729 (pass_profiling): Kill.
3730 (rest_of_handle_branch_prob): Do not profile.
3731 * toplev.c (process_options): Remove speculative prefetching.
3732 * toplev.h (flag_tree_based_profiling): Kill.
3733 * tree-profile.c (prepare_instrumented_value,
3734 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3735 tree_gen_one_value_profiler, do_tree_profiling): Update for
3736 simplified datastructures.
3737 * value-prof.c: Add comment that speculative prefetching was dropped;
3738 update rest of file for simplified datastructures.
3739 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3740 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3741 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3742 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3743 rtl_mod_subtract, gen_speculative_prefetch,
3744 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3745 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3746 (gate_handle_value_profile_transformations,
3747 rest_of_handle_value_profile_transformations,
3748 pass_value_profile_transformations): Kill.
3749 * value-prof.h (histogram_value_t): Remove IL based unions.
3750 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3751 rtl_profile_hooks): Remove hooks.
3753 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3755 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3756 (cgraph_clone_node): Likewise.
3757 * cgraph.h (cgraph_clone_edge): Update prototype.
3758 (cgraph_clone_node): Likewise.
3759 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3761 (lookup_recursive_calls): Consider profile.
3762 (cgraph_decide_recursive_inlining): Fix updating; use new
3763 probability argument; use profile.
3764 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3765 * tree-inline.c (copy_bb): Update clal of clone_edge.
3766 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3768 * invoke.texi (min-inline-recursive-probability): Document.
3770 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3772 * doc/install.texi (Configuration): Update Valgrind homepage.
3774 2005-07-28 Richard Henderson <rth@redhat.com>
3777 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3778 labels we want to delete.
3779 (cfg_layout_merge_blocks): Likewise.
3781 2005-07-28 Richard Henderson <rth@redhat.com>
3784 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3785 when expanding to nothing.
3787 2005-07-28 Josh Conner <jconner@apple.com>
3789 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3790 (cgraph_decide_inlining_of_small_functions): Likewise.
3792 2005-07-28 Josh Conner <jconner@apple.com>
3794 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3795 direction of badness if negative.
3796 (cgraph_default_inline_p): Add reason to parameters, and assign it
3798 (cgraph_decide_inlining_of_small_functions): New parameter in call
3799 to cgraph_default_inline_p.
3800 (cgraph_decide_inlining_incrementally): Likewise.
3801 * cgraphunit.c (decide_is_function_needed): Likewise.
3802 * cgraph.h (cgraph_default_inline_p): Likewise.
3804 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3806 * builtins.c: Fix comment typo(s).
3807 * genautomata.c: Likewise.
3808 * gimplify.c: Likewise.
3809 * tree-dfa.c: Likewise.
3810 * tree-flow-inline.h: Likewise.
3811 * tree-into-ssa.c: Likewise.
3812 * tree-ssa-alias.c: Likewise.
3813 * tree-ssa-ccp.c: Likewise.
3814 * tree-ssa-copy.c: Likewise.
3815 * tree-ssa-dce.c: Likewise.
3816 * tree-ssa-dom.c: Likewise.
3817 * tree-ssa-operands.c: Likewise.
3818 * tree-tailcall.c: Likewise.
3819 * tree-vectorizer.c: Likewise.
3820 * tree-vrp.c: Likewise.
3823 2005-07-28 Jeff Law <law@redhat.com>
3825 * tree-vrp.c (test_for_singularity): Extracted from ...
3826 (simplify_cond_using_ranges): Attempt to simplify a relational
3827 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3829 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3831 PR tree-optimization/22506
3832 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3833 phis whose argument is constant.
3835 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3837 PR rtl-optimization/18992
3838 Back out this patch:
3839 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3840 PR optimization/12142
3841 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3842 uses of the register in the SET_SRC. Remove unnecessary argument.
3844 Replace it with this:
3845 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3846 if flag_non_call_exceptions is set and the insn may trap, pass
3847 pc_rtx as dest for recursion.
3848 In SET_SRC part of SET case, if dest is already set, pass it down
3851 2005-07-28 Jan Hubicka <jh@suse.cz>
3853 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3854 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3855 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3857 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3858 profile when available.
3860 2005-07-28 Jan Beulich <jbeulich@novell.com>
3862 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3863 (ia64_print_operand): Describe and handle 'X'.
3864 (ia64_register_move_cost): Also handle FP_REGS.
3865 (ia64_preferred_reload_class): Likewise.
3866 (ia64_secondary_reload_class): Likewise.
3867 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3868 it. Also check for ITANIUM_CLASS_FLDP.
3869 * config/ia64/ia64.h (FP_REGNO_P): New.
3870 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3871 (reg_class): Add FP_REGS.
3872 (REG_CLASS_NAMES): Adjust for it.
3873 (REG_CLASS_CONTENTS): Likewise.
3874 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3875 (REG_CLASS_FROM_LETTER): Handle 'x'.
3876 (CLASS_MAX_NREGS): Handle FP_REGS.
3877 (MEMORY_MOVE_COST): Likewise.
3878 * config/ia64/ia64.md (itanium_class): Add fldp.
3879 (type): Handle fldp.
3880 (movti_internal): More allowable operand combinations. Use ldfp8 when
3881 splitting unnecessary. Remove predicable attribute. Adjust
3882 itanium_class attribute.
3883 (smuldi3_highpart): Remove outdated comment.
3884 (mulditi3, umulditi3, rotlti3): New expanders.
3885 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3886 (absti2): Disabled new insn for future reference.
3887 Respective new splitters.
3888 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3889 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3890 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3892 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3894 PR rtl-optimization/23047
3895 * simplify-rtx.c (simplify_const_relational_operation): Respect
3896 flag_wrapv for comparisons with ABS.
3898 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3900 PR tree-optimization/22493
3901 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3902 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3904 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3906 * config/frv/frv.opt (moptimize-membar): New.
3908 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3910 * config/frv/frv.h: Remove machine_function definition.
3912 * config/frv/frv.c (struct frv_io): New.
3913 (struct machine_function): Moved from frv.h. Add has_membar_p.
3914 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3915 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3916 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3917 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3918 (frv_reorg): Call frv_optimize_membar when appropriate.
3919 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3920 (frv_expand_builtin): Adjust calls accordingly.
3921 (frv_io_address_cookie): New function.
3922 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3923 load or store rather than a special insn. Add ccnstant address and
3924 io-type operands to the membar.
3925 (frv_ifcvt_modify_tests): Unsign regno.
3926 (frv_ifcvt_modify_tests): Same.
3928 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3929 UNSPEC_OPTIONAL_MEMBAR constant.
3930 (builtin_read_<mode>): Delete.
3931 (builtin_write_<mode>): Delete.
3932 ("optional_membar_<mode>"): Add operand.
3934 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3935 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3936 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3937 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3938 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3939 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3940 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3941 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3942 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3944 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3946 * df.c (df_uses_record): Handle SCRATCH.
3948 2005-07-28 Steven Bosscher <stevenb@suse.de>
3951 * passes.c (rest_of_decl_compilation): If decl is a type and
3952 we have encountered errors, don't emit debug information.
3954 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3956 * params.def: Fixed comment.
3958 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3961 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3962 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3963 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3965 2005-07-27 Steven Bosscher <stevenb@suse.de>
3968 * varasm.c (assemble_start_function): Don't do anything that may
3969 require a CFG if the current function is a thunk.
3971 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3973 * doc/install.texi (Prerequisites): Mention that perl is needed
3974 to do export control in libstdc++ targetting Darwin.
3976 2005-07-27 Steven Bosscher <stevenb@suse.de>
3978 PR rtl-optimization/17808
3979 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3980 (sched_insns_conditions_mutex_p): Split out from...
3981 (add_dependence): ...here. But don't call it from here.
3982 (add_dependence_list): Check sched_insns_conditions_mutex_p
3983 before calling add_dependence.
3984 (add_dependence_list_and_free): Likewise.
3985 (fixup_sched_groups): Likewise.
3986 (sched_analyze_1): Likewise.
3987 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3988 (sched_analyze): Likewise.
3989 (sched_analyze_insn): Likewise.
3990 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3991 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3992 dependencies on all COND_EXEC insns to jumps ending basic blocks
3993 when doing intrablock scheduling.
3994 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3996 2005-07-27 Jeff Law <law@redhat.com>
3998 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3999 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4000 equivalency sets, correctly handle the case were vr0 has an
4001 equivalency set, but vr1 does not.
4003 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4005 PR tree-optimization/23073
4006 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4007 vect_print_dump_info before fprintf.
4009 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4011 PR tree-optimize/22348
4012 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4013 Fold the partial computation.
4015 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4017 PR tree-optimization/22325
4018 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4020 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4022 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4023 (force_var_cost): ... this function.
4024 (compute_phi_arg_on_exit): Export.
4026 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4028 PR tree-optimization/20773
4029 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4032 2005-07-27 Richard Guenther <rguenther@suse.de>
4034 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4035 Avoid pushing again if current struct contains only
4036 fields we decomposed.
4038 2005-07-27 Jan Hubicka <jh@suse.cz>
4040 PR tree-optimization/22574
4041 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4044 * tree-tailcall.c (decrease_profile): New function.
4045 (eliminate_tail_call): Use it.
4047 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4048 visibility flags correctly in whole program mode.
4050 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4052 PR rtl-optimization/22472
4053 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4055 2005-07-26 Steven Bosscher <stevenb@suse.de>
4057 PR tree-optimization/22504
4058 * tree-complex.c (expand_complex_addition): Use 'code' instead
4059 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4061 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4063 * config.gcc (cpu_type): Add frv case.
4064 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4065 (supported_defaults): Add fr550 case.
4067 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4070 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4071 whether a pointer of type T * may point to objects of type T *.
4073 2005-07-26 DJ Delorie <dj@redhat.com>
4075 * configure: Regenerate.
4077 2005-07-26 Dale Johannesen <dalej@apple.com>
4079 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4081 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4083 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4084 Clarify use of "build" in name.
4086 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4088 * doc/extend.texi (Raw read/write Functions): New section.
4089 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4090 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4091 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4092 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4093 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4094 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4095 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4096 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4097 * config/frv/frv.c: Add bdesc_loads global.
4098 Add bdesc_stores global.
4099 (frv_init_builtins): Add support for __builtin_{read/write}*.
4100 (frv_volatile_memref): New.
4101 (frv_expand_load_builtin): New.
4102 (frv_expand_store_builtin): New.
4103 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4104 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4105 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4106 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4107 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4108 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4109 (builtin_read_<mode>): New.
4110 (builtin_write_<mode>): New.
4111 (builtin_write64): New.
4112 (optional_membar_<mode>): New.
4114 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4116 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4117 (rather than units) against HOST_BITS_PER_WIDE_INT.
4119 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4121 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4122 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4123 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4124 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4127 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4128 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4129 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4131 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4133 2005-07-26 Richard Guenther <rguenther@suse.de>
4135 PR tree-optimization/22486
4136 * fold-const.c (fold_unary): Fold away useless component
4137 references of the form (T *)&T.x, if the address
4140 2005-07-25 James E Wilson <wilson@specifixinc.com>
4142 * dwarf2out.c (add_call_src_coords_attributes): New.
4143 (gen_inlined_subroutine_die): Call it.
4144 (maybe_emit_file, init_file_table): Add comments.
4145 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4147 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4148 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4149 * tree.h (BLOCK_SOURCE_LOCATION): New.
4150 (struct tree_block): New field locus.
4152 2005-07-26 Andreas Schwab <schwab@suse.de>
4154 PR rtl-optimization/23043
4155 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4156 when allocating a struct unoccr.
4158 2005-07-25 Richard Henderson <rth@redhat.com>
4161 * tree-complex.c (gate_no_optimization): True if errors.
4162 * Makefile.in (tree-complex.o): Update dependencies.
4164 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4166 * config/frv/predicates.md (integer_register_operand): Use
4169 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4172 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4174 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4176 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4178 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4179 types when flag_unsafe_math_optimizations is true.
4181 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4183 * gcc.c (option_map): Add --sysroot.
4184 (process_command): Handle --sysroot.
4185 (display_help): Document it.
4186 * doc/cppopts.tex (-isysroot): Document.
4187 * doc/invoke.texi (--sysroot): Document.
4188 * doc/install.texi (--with-build-sysroot): Document.
4190 * Makefile.in (inhibit_libc): New variable.
4191 (INHIBIT_LIBC_CFLAGS): Likewise.
4192 (LIBGCC2_CFLAGS): Include
4193 $(INHIBIT_LIBC_CFLAGS).
4194 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4195 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4196 ($(T)crtend.o): Likewise.
4197 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4198 ($(T)crtendS.o): Likewise.
4199 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4200 ($(T)crtendT.o): Likewise.
4201 (stmp-fixinc): Do not complain about missing headers if
4203 * configure.ac (inhibit_libc): Set it to true/false.
4204 (--with-build-sysroot): New option. Use it to set
4206 * configure: Regenerated.
4208 2005-07-25 Manfred Hollstein <mh@suse.com>
4210 * calls.c (store_one_arg): Fix unsigned comparison warning.
4212 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4215 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4216 (ggc_print_statistics): Initialize variable before use.
4218 2005-07-25 Richard Guenther <rguenther@suse.de>
4220 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4221 calling with a PHI_NODE argument.
4223 * tree-flow-inline.h (overlap_subvar): Protect against
4226 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4228 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4229 * configure: Regenerate.
4231 2005-07-25 Ira Rosen <irar@il.ibm.com>
4233 * expr.c (highest_pow2_factor): Make extern.
4234 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4235 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4236 record_array_differ_p, array_ptr_differ_p): Likewise.
4237 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4238 additional cases. Call the above functions.
4239 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4240 base_object_differ_p when there are two base objects. Otherwise, compare
4241 base address and offset. Call may_alias_p.
4242 (dump_data_reference): Use a correct field name.
4243 (analyze_array): Make static. Initialize new data-ref fields.
4244 (analyze_indirect_ref): New function.
4245 (init_data_ref): Initialize new data-ref fields.
4246 (strip_conversion): Moved from tree-vect-analyze.c.
4247 (analyze_offset_expr, get_ptr_offset, address_analysis,
4248 object_analysis): Likewise.
4249 (analyze_offset): New function.
4250 (create_data_ref): Likewise.
4251 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4252 dimensions for ARRAY_REFs only.
4253 (build_classic_dist_vector): Make static.
4254 (access_functions_are_affine_or_constant_p): Call macro to get the
4255 address of access functions.
4256 (compute_all_dependences): Add new parameter
4257 compute_self_and_read_read_dependences. Compute self and read-read
4258 dependences if it is true.
4259 (find_data_references_in_loop): Call create_data_ref. Initialize new
4261 (compute_data_dependences_for_loop): Add new parameter
4262 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4263 compute nb_loops. Call compute_all_dependences,
4264 build_classic_dist_vector and build_classic_dir_vector with correct
4266 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4267 with correct parameters. Compare dimensions for ARRAY_REFs only.
4268 (free_data_refs): Call macro to free access functions.
4269 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4270 fields from stmt_vinfo.
4271 (struct base_object_info): New structure.
4272 (struct data_reference): Move fields to base_object_info. Add fields
4273 first_location and object_info for above structures. Move fields from
4274 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4275 aligned_to. Add macros to access the new fields.
4276 Update functions declarations.
4277 * tree-flow.h (is_aliased_with): Declare.
4278 * tree-loop-linear.c (linear_transform_loops): Call
4279 compute_data_dependences_for_loop with correct parameters.
4280 * tree-ssa-alias.c (is_aliased_with): New function.
4281 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4282 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4283 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4284 vect_base_addr_differ_p, compute_subscript_distance and
4285 build_classic_dist_vector. Add printings. Check absolute value of
4287 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4289 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4290 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4291 to bytes. Add printing.
4292 (vect_compute_data_refs_alignment): Go through loads and stores in one
4294 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4295 vect_analyze_data_ref_access): Likewise.
4296 (vect_analyze_pointer_ref_access): Remove.
4297 (vect_address_analysis, vect_object_analysis): Likewise.
4298 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4299 and analyze data-refs in the loop.
4300 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4301 fields of data-ref instead of stmt. Add init to the offset from the
4303 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4304 (vect_update_init_of_dr): Likewise.
4305 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4306 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4308 (new_loop_vec_info): Initialize new fields.
4309 (destroy_loop_vec_info): Free new fields.
4310 (vect_strip_conversion): Remove.
4311 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4312 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4313 datarefs. Add new field ddrs.
4314 Add macros for the new fields access.
4315 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4316 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4317 Remove their macros.
4318 * tree.h (highest_pow2_factor): Declare.
4320 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4322 * calls.c (store_one_arg): Check for sibling call MEM arguments
4323 from already clobbered incoming argument area.
4325 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4327 * c-common.c (check_missing_format_attribute): New.
4328 * c-common.h (check_missing_format_attribute): Likewise.
4329 * c-typeck.c (convert_for_assignment): Use it.
4331 2005-07-24 Andreas Schwab <schwab@suse.de>
4333 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4334 register use a word move. Correct operand of ext.w in 68000 code.
4336 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4338 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4339 variables as declarations, rather than definitions.
4341 2005-07-24 Ira Rosen <irar@il.ibm.com>
4343 PR tree-optimization/22526
4344 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4347 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4349 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4350 that C99 reserve for future use. Use it to define clog10,
4351 clog10f and clog10l.
4353 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4355 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4356 * configure.ac: Check for -Wmissing-format-attribute.
4358 * configure: Regenerate.
4360 2005-07-23 Richard Henderson <rth@redhat.com>
4362 PR tree-optimization/22623
4363 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4365 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4368 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4370 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4372 * Makefile.in (C_TREE_H): Update dependencies.
4373 * c-tree.h: Include toplev.h.
4374 * diagnostic.h (diagnostic_set_info): Add format attribute.
4375 * rtl-error.c (diagnostic_for_asm): Likewise.
4377 2005-07-23 Chao-ying Fu <fu@mips.com>
4379 * config/mips/mips-dsp.md: New file.
4380 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4381 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4383 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4384 MIPS_BUILTIN_BPOSGE32.
4385 (mips_expand_builtin_direct): Add one parameter to indicate that
4386 builtin functions need to return a value.
4387 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4389 (mips_regno_to_class): Add classes for 12 new DSP registers.
4390 (mips_subword): Change to check four HI registers.
4391 (mips_output_move): Output move to and from 6 new DSP accumulators.
4392 (override_options): Make sure -mdsp and -mips16 are not used together.
4393 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4395 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4397 (print_operand): Add 'q' for printing DSP accumulators.
4398 (mips_cannot_change_mode_class): Check ACC_REGS.
4399 (mips_secondary_reload_class): Check ACC_REGS.
4400 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4401 (mips_register_move_cost): Check ACC_REGS.
4402 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4403 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4404 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4405 (dsp_bdesc): New array.
4406 (bdesc_arrays): Add DSP builtin function table.
4407 (mips_prepare_builtin_arg): Check predicate again after
4409 (mips_expand_builtin): Add one more parameter to
4410 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4411 MIPS_BUILTIN_BPOSGE32.
4412 (mips_init_builtins): Initialize new function types.
4413 (mips_expand_builtin_direct): Check if builtin functions need to
4414 return a value and pass operands properly.
4415 (mips_expand_builtin_bposge): New function.
4416 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4417 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4418 (FIRST_PSEUDO_REGISTER): Increase to 188.
4419 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4420 Update for 12 new DSP registers.
4421 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4422 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4423 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4424 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4425 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4426 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4427 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4428 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4429 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4430 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4431 (REGISTER_NAMES): Add names for 12 new DSP registers.
4432 * config/mips/mips.md: Include mips-dsp.md.
4433 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4434 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4435 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4436 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4437 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4438 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4439 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4440 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4441 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4442 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4443 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4444 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4445 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4446 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4447 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4448 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4449 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4450 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4451 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4452 (UNSPEC_RDDSP): New constants.
4453 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4454 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4456 * config/mips/mips.opt (-mdsp): New option.
4457 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4458 (reg_imm10_operand): New predicates.
4459 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4460 * doc/invoke.texi (-mdsp): Document new option.
4462 2005-07-22 DJ Delorie <dj@redhat.com>
4464 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4466 * tree-inline.c (inlinable_function_p): Likewise.
4468 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4471 * toplev.c (check_global_declarations): Do not mark undefined
4472 variables as DECL_IGNORED_P.
4473 * varasm.c (first_global_object_name): GTY it.
4474 (weak_global_object_name): Likewise.
4475 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4476 a string to go into {weak,first}_global_object_name.
4478 2005-07-22 DJ Delorie <dj@redhat.com>
4480 * c-format.c (check_function_format): Change warning control
4481 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4483 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4485 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4486 &PTR->FLD a dereference of PTR.
4487 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4488 a potential dereference of PTR.
4490 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4492 PR rtl-optimization/20370
4493 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4494 call allocate_reg_info if necessary.
4496 PR rtl-optimization/21848
4497 * calls.c (emit_library_call_value_1): For const functions, add
4498 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4500 PR rtl-optimization/22445
4501 * cselib.c (target.h): Include.
4502 (rtx_equal_for_cselib_p): Allow commutative matches.
4503 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4504 Remove MODE parameter. Changed all callers.
4506 PR rtl-optimization/22258
4507 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4509 (try_combine): Use likely_spilled_retval_p.
4511 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4513 * config.gcc: Add crx-elf support.
4515 * doc/contrib.texi: Mention crx.
4516 * doc/extend.texi: Document crx extensions.
4517 * doc/install.texi: Document crx install.
4518 * doc/invoke.texi: Document crx options.
4519 * doc/md.texi: Document crx constraints.
4521 * config/crx/crx-protos.h: New file.
4522 * config/crx/crx.c: New file.
4523 * config/crx/crx.h: New file.
4524 * config/crx/crx.md: New file.
4525 * config/crx/crx.opt: New file.
4526 * config/crx/t-crx: New file.
4528 2005-07-22 Manfred Hollstein <mh@suse.com>
4530 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4532 (int_add_graph_edge): Likewise.
4533 (collapse_nodes): Likewise.
4534 (process_unification_queue): Likewise.
4536 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4537 Laurent GUERBY <laurent@guerby.net>
4539 PR tree-optimization/22336
4540 * function.c (record_block_change): Check for
4541 cfun->ib_boundaries_block.
4543 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4545 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4546 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4548 2005-07-21 DJ Delorie <dj@redhat.com>
4550 * toplev.c (warn_deprecated_use): Add warning control to warning
4552 * c-typeck.c (parser_build_binary_op): Likewise.
4553 (c_finish_if_stmt): Likewise.
4554 * c-common.c (check_function_sentinel): Likewise.
4555 (check_nonnull_arg): Likewise.
4557 2005-07-21 Richard Henderson <rth@redhat.com>
4560 * tree-complex.c (complex_ssa_name_components): New.
4561 (cvc_lookup): Allow entry not found.
4562 (create_components): Remove.
4563 (create_one_component_var, get_component_var): New.
4564 (get_component_ssa_name, set_component_ssa_name): New.
4565 (extract_component): Use get_component_ssa_name.
4566 (update_complex_components): Use set_component_ssa_name.
4567 (update_complex_components_on_edge): Likewise.
4568 (update_phi_components): Create new PHI nodes directly, instead
4569 of adding insns to edges.
4570 (tree_lower_complex): Allocate and free complex_variable_components
4571 and complex_ssa_name_components here.
4573 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4575 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4576 revert to returning false.
4578 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4581 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4583 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4586 * config/i386/i386.md (cmpxf): Change operand constraints
4587 to "nonmemory_operand".
4589 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4591 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4593 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4596 * fold-const.c (fold_build1): Add checksum for the operands.
4597 (fold_build2): Likewise.
4598 (fold_build3): Likewise.
4600 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4603 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4605 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4607 * common.opt (-fforward-propagate): Committed by mistake,
4610 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4612 * reg-stack.c: Fix comment typo(s).
4613 * tree-ssa-operands.c: Likewise.
4614 * tree-vectorizer: Likewise.
4616 2005-07-21 Nick Clifton <nickc@redhat.com>
4618 * config/sh/symbian.c: Replace C++ style line comments with C
4619 style line comments.
4620 (symbian_add_attribute): Do not use a ? operator on the LHS of
4622 (sh_symbian_handle_dll_attribute): Change the type of the
4623 method vector to "VEC(tree,gc)*" and use vector accessor
4624 macros to walk over the elements.
4625 (symbian_export_vtable_and_rtti_p): Likewise.
4626 (symbian_class_needs_attribute_p): Likewise.
4628 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4631 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4632 initialize targetm.resolve_overloaded_builtin here.
4633 (altivec_expand_overloaded_builtin): Make it non-static.
4634 * config/rs6000/rs6000-protos.h
4635 (altivec_expand_overloaded_builtin): New prototype.
4636 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4637 targetm.resolve_overloaded_builtin here.
4638 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4640 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4641 Zdenek Dvorak <dvorakz@suse.cz>
4643 PR tree-optimization/19210
4644 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4646 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4647 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4648 rely on unproven assumptions.
4649 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4650 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4651 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4652 to number_of_iterations_exit.
4653 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4654 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4655 * tree-ssa-loop-niter.c (find_loop_niter,
4656 estimate_numbers_of_iterations_loop): Likewise.
4657 (number_of_iterations_exit): Honor the new options.
4658 * doc/invoke.texi (Wunsafe-loop-optimizations,
4659 funsafe-loop-optimizations): Document them.
4661 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4663 PR rtl-optimization/22167
4664 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4666 2005-07-20 Adam Nemet <anemet@lnxw.com>
4668 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4669 __do_global_dtors_aux longcall.
4671 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4673 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4674 (old_special_pred_table): Don't reference
4675 SPECIAL_MODE_PREDICATES.
4676 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4677 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4678 * config/sh/predicates.h: Don't mention
4679 SPECIAL_MODE_PREDICATES.
4680 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4683 2005-07-20 DJ Delorie <dj@redhat.com>
4685 * config.gcc: Add m32c-elf support.
4687 * doc/contrib.texi: Mention m32c.
4688 * doc/extend.texi: Document m32c extensions.
4689 * doc/install.texi: Mention m32c.
4690 * doc/invoke.texi: Document m32c options.
4691 * doc/md.texi: Document m32c constraints.
4693 * config/m32c/addsub.md: New file.
4694 * config/m32c/bitops.md: New file.
4695 * config/m32c/cond.md: New file.
4696 * config/m32c/jump.md: New file.
4697 * config/m32c/m32c-lib1.S: New file.
4698 * config/m32c/m32c-lib2.c: New file.
4699 * config/m32c/m32c-modes.def: New file.
4700 * config/m32c/m32c-pragma.c: New file.
4701 * config/m32c/m32c-protos.h: New file.
4702 * config/m32c/m32c.abi: New file.
4703 * config/m32c/m32c.c: New file.
4704 * config/m32c/m32c.h: New file.
4705 * config/m32c/m32c.md: New file.
4706 * config/m32c/m32c.opt: New file.
4707 * config/m32c/minmax.md: New file.
4708 * config/m32c/mov.md: New file.
4709 * config/m32c/muldiv.md: New file.
4710 * config/m32c/predicates.md: New file.
4711 * config/m32c/prologue.md: New file.
4712 * config/m32c/shift.md: New file.
4713 * config/m32c/t-m32c: New file.
4715 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4717 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4718 (stack_protect_set, stack_protect_test): New expanders.
4719 (stack_protect_set_si, stack_protect_set_si_media,
4720 stack_protect_set_di_media, stack_protect_test_si,
4721 stack_protect_test_si_media, stack_protect_test_di_media):
4724 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4726 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4728 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4730 * tree.h (tree_expr_nonzero_p): Export.
4731 * fold-const.c (tree_expr_nonzero_p): Likewise.
4732 Return true for CALL_EXPRs that are alloca calls.
4733 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4735 * tree-flow.h (expr_computes_nonzero): Remove.
4736 * tree-vrp.c (expr_computes_nonzero): Remove.
4737 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4738 (extract_range_from_unary_expr): Likewise.
4739 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4740 tree_expr_nonzero_p.
4742 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4744 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4745 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4746 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4747 All callers changed.
4748 (frame_related_constant_load): New arg "related" which controls
4749 setting of RTX_FRAME_RELATED_P. All callers changed.
4750 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4751 (bfin_expand_prologue): Add stack limit checking.
4752 * config/bfin/bfin.md (trapifcc): New pattern.
4754 * config/bfin/bfin.c: Include "langhooks.h".
4755 (def_builtin): Go through lang_hooks to call builtin_function.
4757 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4758 * config/bfin/predicates.md (symbol_ref_operand): New.
4759 (call_insn_operand): Delete. All callers changed to use
4760 register_no_elim_operand.
4761 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4763 (function_arg): Use it to generate the call's operand 2.
4764 (bfin_longcall_p): New function.
4765 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4766 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4767 determine if the address needs to be in a REG.
4768 (bfin_handle_longcall_attribute): New function.
4769 (bfin_attribute_table): Add "longcall" and "shortcall".
4770 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4771 (CUMULATIVE_ARGS): New member call_cookie.
4772 (PREDICATE_CODES): Add symbol_ref_operand.
4773 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4774 extra USE to the pattern.
4775 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4776 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4777 sibcall_value_insn; now the new patterns handle direct calls and the
4778 old ones indirect calls.
4779 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4781 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4783 * doc/trouble.texi: Update section on handling of empty loops.
4785 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4787 * config.gcc: Remove support for sparc-*-openbsd*,
4788 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4790 * config.host: Remove support for i860-*-sysv4* as a host.
4791 * config/i860/*, config/ip2k/*, config/ns32k/*,
4792 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4793 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4794 mention obsolete ports.
4796 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4798 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4800 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4801 of frame_pointer_rtx.
4802 (sh_expand_epilogue): Likewise.
4803 (sh_set_return_address): Likewise.
4804 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4805 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4806 offsets from FRAME_POINTER_REGNUM.
4807 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4808 (sh_register_names): Add initializer for sfp.
4809 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4810 (VALID_REGISTER_P): Likewise.
4811 (FIRST_PSEUDO_REGISTER): Update.
4812 (DWARF_FRAME_REGISTERS): Define.
4813 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4814 (HARD_FRAME_POINTER_REGNUM): Define.
4815 (FRAME_POINTER_REGNUM): Redefine.
4816 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4817 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4818 from FRAME_POINTER_REGNUM.
4819 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4820 FRAME_POINTER_REGNUM.
4821 (REG_CLASS_CONTENTS): Add sfp.
4822 (REG_ALLOC_ORDER): Likewise.
4823 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4824 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4825 of frame_pointer_rtx.
4826 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4828 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4830 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4831 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4832 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4834 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4837 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4839 Make CONSTRUCTOR use VEC to store initializers.
4840 * c-common.c (complete_array_type): Update to cope with VEC in
4842 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4843 (pp_c_constructor_elts): New function.
4844 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4845 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4846 struct constructor_stack, struct initializer_stack,
4847 constructor_elements, push_init_level, pop_init_level,
4848 add_pending_init, find_init_member, output_init_element): Update to
4849 cope with VEC in CONSTRUCTOR_ELTS.
4850 * coverage.c (build_fn_info_value, build_ctr_info_value,
4851 build_gcov_info): Likewise.
4852 * expr.c (categorize_ctor_elements_1, store_constructor,
4853 expand_expr_real_1): Likewise.
4854 * fold-const.c (fold_ternary): Likewise.
4855 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4856 gimplify_init_constructor, gimplify_expr): Likewise.
4857 * tree-dump.c (dequeue_and_dump): Likewise.
4858 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4860 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4862 * tree-sra.c (generate_element_init_1): Likewise.
4863 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4864 * tree-ssa-operands.c (get_expr_operands): Likewise.
4865 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4866 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4867 (get_initial_def_for_reduction): Likewise.
4868 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4869 value handle in annotations.
4870 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4871 tree_node_structure): Add support for constr_kind.
4872 (build_vector_from_ctor, build_constructor_single,
4873 build_constructor_from_list): New functions.
4874 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4875 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4876 Update to cope with VEC in CONSTRUCTOR_ELTS.
4877 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4878 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4879 CONSTRUCTOR_APPEND_ELT): New macros.
4880 (struct constructor_elt, struct tree_constructor): New data types.
4881 (union tree_node): Add tree_constructor field.
4882 * treestruct.def: Define TS_CONSTRUCTOR.
4883 * varasm.c (const_hash_1, compare_constant, copy_constant,
4884 compute_reloc_for_constant, output_addressed_constants,
4885 initializer_constant_valid_p, output_constant,
4886 array_size_for_constructor, output_constructor): Update to cope with
4887 VEC in CONSTRUCTOR_ELTS.
4888 * vec.h (VEC_empty, VEC_copy): New macros.
4890 2005-07-19 Devang Patel <dpatel@apple.com>
4892 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4894 2005-07-19 Richard Henderson <rth@redhat.com>
4897 * gimplify.c (gimplify_expr): Use main variant type for the temp
4898 destination for a discarded volatile read.
4899 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4900 casts between non-void types that change volatility.
4902 2005-07-15 DJ Delorie <dj@redhat.com>
4904 * toplev.h: Add comment about the first parameter for warning().
4905 * errors.h: Likewise.
4907 * c.opt (Wpragmas): New.
4908 * doc/invoke.texi: Document it.
4910 * function.c (do_warn_unused_parameter): Add warning control to
4912 * c-decl.c (warn_if_shadowing): Likewise.
4913 * c-lex.c (cb_def_pragma): Likewise.
4914 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4915 (pop_alignment): Likewise.
4916 (handle_pragma_pack): Likewise.
4917 (apply_pragma_weak): Likewise.
4918 (handle_pragma_weak): Likewise.
4919 (handle_pragma_redefine_extname): Likewise.
4920 (add_to_renaming_pragma_list): Likewise.
4921 (handle_pragma_extern_prefix): Likewise.
4922 (maybe_apply_renaming_pragma): Likewise.
4923 (handle_pragma_visibility): Likewise.
4925 * config/c4x/c4x-c.c (BAD): Likewise.
4926 (c4x_parse_pragma): Likewise.
4927 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4928 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4929 (rs6000_pragma_longcall): Likewise.
4930 * config/v850/v850-c.c (pop_data_area): Likewise.
4931 (ghs_pragma_section): Likewise.
4932 (ghs_pragma_section): Likewise.
4933 (ghs_pragma_interrupt): Likewise.
4934 (ghs_pragma_starttda): Likewise.
4935 (ghs_pragma_startsda): Likewise.
4936 (ghs_pragma_startzda): Likewise.
4937 (ghs_pragma_endtda): Likewise.
4938 (ghs_pragma_endsda): Likewise.
4939 (ghs_pragma_endzda): Likewise.
4941 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4942 Kenneth Zadeck <zadeck@naturalbridge.com>
4944 * Makefile.in: Removed tree-promote-statics.c
4945 * tree-promote-statics.c: Removed.
4946 * common.opt: Removed flag-promote-statics.
4948 * passes.c: Removed tree-promote-statics pass.
4949 * tree-pass.h: Ditto.
4950 * timevar.def: Removed TV_PROMOTE_STATICS.
4953 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4955 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4957 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4959 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4962 * c-common.c (check_function_arguments): Call
4963 'check_function_format' if either -Wformat or
4964 -Wmissing-format-attribute are specified.
4965 * c-format.c (check_function_format): Check -Wformat before
4966 calling 'check_format_info'.
4967 * c-opts.c (c_common_post_options): Don't warn for
4968 -Wmissing-format-attribute without -Wformat.
4969 * c-typeck.c (convert_for_assignment): Detect additional cases for
4970 -Wmissing-format-attribute.
4971 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4974 2005-07-19 Richard Guenther <rguenther@suse.de>
4976 * config/i386/i386.md (lrint<mode>2): Use temporary
4977 instead of clobbering non-existent memory.
4979 2005-07-19 Nick Clifton <nickc@redhat.com>
4981 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4982 statement to avoid displaying ASCII control characters.
4984 2005-07-19 Ben Elliston <bje@au.ibm.com>
4986 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4987 * cfganal.c (find_edge_index): Ditto.
4988 * combine.c (combine_instructions): Ditto.
4989 * ddg.c (create_scc): Ditto.
4990 (find_successors): Ditto.
4991 (find_predecessors): Ditto.
4992 (find_nodes_on_paths): Ditto.
4993 (longest_simple_path): Ditto.
4994 * flow.c (update_life_info): Ditto.
4995 (count_or_remove_death_notes): Ditto.
4996 (clear_log_links): Ditto.
4997 * modulo-sched.c (generate_reg_moves): Ditto.
4998 (find_max_asap): Ditto.
4999 (find_max_hv_min_mob): Ditto.
5000 (find_max_dv_min_mob): Ditto.
5001 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5002 * sched-rgn.c (extract_edgelst): Ditto.
5003 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5004 (dump_update_ssa): Ditto.
5005 (ssa_names_to_replace) Ditto.
5006 (switch_virtuals_to_full_rewrite): Ditto.
5007 (update_ssa): Ditto.
5008 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5010 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5012 Fix PR tree-optimization/22483
5014 * tree-complex.c (create_components): Use
5015 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5016 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5017 * tree-flow.h (safe_referenced_var_iterator): New structure.
5018 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5019 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5020 safe_referenced_var iterator.
5021 (add_type_alias): Ditto.
5023 2005-07-19 Steven Bosscher <stevenb@suse.de>
5025 * loop-init.c (rest_of_handle_loop2): Remove.
5026 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5027 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5028 (pass_rtl_loop_init, pass_rtl_loop_done,
5029 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5030 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5031 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5032 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5033 pass_tree_loop_done, and pass_tree_unswitch.
5034 (gate_loop): Rename to gate_tree_loop.
5035 * passes.c (init_optimization_passes): Update for renamed tree
5036 loop passes. Add the new loop2 passes as subpasses of loop2.
5037 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5038 Update for the renamed tree loop passes.
5040 2005-07-18 Ian Lance Taylor <ian@airs.com>
5043 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5044 blocks when optimizing.
5046 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5048 * common.opt (frename-registers): Initialize to 2.
5050 (fgcse-after-reload): Ditto.
5051 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5052 (process_options): Only change flag_web, flag_rename_registers,
5053 and flag_rerun_cse_after_loop if not explicitly set by user.
5055 2005-07-18 Jan Beulich <jbeulich@novell.com>
5057 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5058 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5059 in 64-bit mode the same as DImode in 32-bit mode.
5060 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5061 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5062 mode. Add new mode parameter.
5063 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5064 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5065 x86_64_shift_adj): New expanders.
5066 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5067 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5069 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5070 DImode shift splitters.
5071 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5072 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5075 2005-07-18 Jan Beulich <jbeulich@novell.com>
5077 * i386.md (movdi_extzv_1): New.
5078 (zero_extendhidi2): Combine alternatives and never force use of
5080 (zero_extendqidi2): Likewise. Don't restrict input selection.
5082 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5084 Fix PR tree-optimization/22531
5085 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5088 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5090 * tree-promote-statics.c (pass_promote_statics): Change dump file
5093 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5095 * tree-optimize.c (init_tree_optimization_passes): Add
5096 pass_eliminate_useless_stores pass.
5097 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5098 * tree-ssa-pre.c (is_copy_stmt): New function.
5099 (follow_copies_till_vuse): Ditto.
5100 (do_eustores): Ditto.
5101 (gate_eustores): Ditto.
5103 2005-07-16 Richard Henderson <rth@redhat.com>
5105 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5107 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5108 Kenneth Zadeck <zadeck@naturalbridge.com>
5110 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5111 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5112 ipa-type-escape.h, tree-promote-statics.c
5113 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5114 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5115 tree-promote-statics.c: new files.
5116 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5117 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5118 int nonlocal_set_p, mark_constant_function): Deleted.
5119 (rest_of_handle_cfg): Removed call to mark_constant_function.
5120 (nonoverlapping_component_refs_p): Added calls to support
5121 type based aliasing.
5122 * tree-ssa-alias.c (may_alias_p,
5123 compute_flow_insensitive_aliasing): Ditto.
5124 * calls.c (flags_from_decl_or_type): Removed reference to
5126 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5127 too many arguments. This is necessary for Spec 2000.
5128 * cgraph.h (const_function, pure_function): Removed.
5129 * common.opt: Added "fipa-pure-const", "fipa-reference",
5130 "fipa-type-escape", and "ftree-promote-static".
5132 * passes.c: Added ipa and tree-promote-statics passes.
5133 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5134 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5135 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5136 * tree-flow.h: Added exposed sra calls and addition of
5137 reference_vars_info field for FUNCTION_DECLS.
5138 * tree-pass.h: Added passes.
5139 * tree-sra.c: (sra_init_cache): New function.
5140 (sra_insert_before, sra_insert_after) Made public.
5141 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5143 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5144 aliasing. (may_alias_p): Added code to use type escape analysis to
5146 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5147 code to prune clobbers of static variables based on information
5148 produced in ipa-reference pass. Changed call clobbering so that
5149 statics are not marked as clobbered if the call does not clobber
5152 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5154 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5157 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5159 * doc/install.texi (*-*-solaris2*): Document recommended version
5160 of GNU binutils and mention GNU linker problem on Solaris 10.
5162 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5165 * c-decl.c (c_build_bitfield_integer_type): New function.
5166 (finish_struct): Call it.
5167 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5169 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5171 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5174 2005-07-16 Jan Hubicka <jh@suse.cz>
5176 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5177 (scale_bbs_frequencies_int): Watch roundoff errors.
5178 * predict.c (return_prediction): Initialize return_stmt.
5180 2005-07-16 Jan Hubicka <jh@suse.cz>
5182 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5183 after RTL profiling.
5185 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5188 * fold-const.c (build_range_check): Convert high/low to etype
5189 if we are only comparing against exp.
5191 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5193 Fix PR tree-optimization/22376
5194 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5196 (need_to_solve): New function.
5197 (compute_points_to_sets): Use it.
5199 2005-07-15 Jan Hubicka <jh@suse.cz>
5201 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5202 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5204 2005-07-15 Richard Guenther <rguenther@suse.de>
5206 * c-common.c (handle_flatten_attribute): New function.
5207 Add flatten function attribute.
5208 * doc/extend.texi: Document flatten function attribute.
5209 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5210 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5212 (cgraph_decide_inlining): Handle functions with flatten
5215 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5217 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5218 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5219 UNSPEC_XCHG, UNSPEC_AND): New.
5220 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5221 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5222 * config/rs6000/sync.md (FETCHOP): New code macro.
5223 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5225 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5226 (sync_compare_and_swap<mode>): Same.
5227 (sync_lock_test_and_set<mode>): Same.
5228 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5229 for QImode and HImode, and not PPC405.
5230 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5231 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5232 (sync_<fetchop>{si,di}_internal): New.
5233 (sync_nand{si,di}_internal): New.
5234 (sync_old_<fetchop>{si,di}_internal): New.
5235 (sync_old_nand{si,di}_internal): New
5236 (sync_new_<fetchop>{si,di}_internal): New.
5237 (sync_new_nand{si,di}_internal): New.
5238 (atomic_and{si,di}): New.
5239 (sync_new_nand{si,di}_internal): New.
5240 (atomic_and{si,di}): New.
5241 (sync_add<mode>_internal): Delete.
5242 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5243 (sync_sub<mode>_internal): Delte.
5244 (sync_subshort_internal): New.
5245 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5246 (sync_anddi_internal): Delete.
5247 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5248 (sync_booldi_internal): Delete.
5249 (sync_boolc<mode>_internal): Delete.
5250 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5251 (sync_boolc<mode>_internal2): Delete.
5252 (sync_boolcc<mode>_internal): Delete.
5253 (isync, lwsync): Use unspec instead of unspec_volatile.
5254 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5255 Revert UNSPEC_VOLATILE.
5256 (rs6000_split_atomic_op): New.
5257 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5259 2005-07-14 Eric Christopher <echristo@redhat.com>
5261 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5262 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5264 2005-07-14 Eric Christopher <echristo@redhat.com>
5266 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5268 2005-07-14 Steven Bosscher <stevenb@suse.de>
5270 PR tree-optimization/22230
5271 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5272 the computation of the four cross productions for "range op range".
5274 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5275 Ulrich Weigand <uweigand@de.ibm.com>
5278 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5281 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5283 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5285 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5287 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5289 2005-07-14 Richard Guenther <rguenther@suse.de>
5292 * config/i386/i386-protos.h (ix86_function_value): Change
5293 prototype to match new target hook.
5294 * config/i386/i386.c (ix86_value_regno): Change prototype
5295 to take extra type argument.
5296 (TARGET_FUNCTION_VALUE): Define.
5297 (ix86_function_ok_for_sibcall): Pass extra argument to
5298 ix86_value_regno, check return slot rtx for exact match.
5299 (ix86_function_value): Take extra parameter. Dispatch to
5300 ix86_value_regno with fndecl/fntype as provided.
5301 (ix86_value_regno): Handle extra type argument.
5302 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5304 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5305 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5306 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5307 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5308 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5310 2005-07-14 Richard Guenther <rguenther@suse.de>
5312 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5313 * calls.c (expand_call): Pass fntype to hard_function_value.
5314 (emit_library_call_value_1): Likewise.
5315 * explow.c: Include target.h.
5316 (hard_function_value): Take extra argument, the fntype.
5317 Use new target hook for function_value.
5318 * expr.h (hard_function_value): Change prototype.
5319 * function.c (aggregate_value_p): Pass 0 as fntype to
5320 hard_function_value.
5321 (assign_parms): Use new target hook for function_value.
5322 Pass 0 as fntype to hard_function_value.
5323 (expand_function_end): Likewise.
5324 * reg-stack.c: Include target.h.
5325 (stack_result): Use new target hook for function_value.
5326 * target-def.h: New target hook function_value.
5327 * target.h: Likewise.
5328 * targhooks.c (default_function_value): New function.
5329 * targhooks.h (default_function_value): Declare.
5331 2005-07-13 Ian Lance Taylor <ian@airs.com>
5333 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5335 2005-07-14 Jan Hubicka <jh@suse.cz>
5337 * tree-dfa.c (dump_variable): Use default_def function.
5338 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5339 * tree-ssa.c (verify_use): Likewise.
5340 * tree-ssanames.c (release_ssa_name): Likewise.
5341 * tree-tailcall.c (eliminate_tail_call): Likewise.
5342 (tree_optimize_tail_calls_1): Likewise.
5343 * tree-vrp.c (get_value_range): Likewise.
5345 2005-07-14 Ben Elliston <bje@au.ibm.com>
5347 * gcc.c (main): Compare language[0] with '*' when iterating over
5350 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5352 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5353 "s390_emit_compare". Add handling of CCZ1mode.
5354 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5355 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5357 (s390_branch_condition_mask): Add CCZ1mode handling.
5358 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5359 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5360 Use CCZ1mode instead of CCZmode.
5361 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5363 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5365 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5367 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5369 2005-07-13 Eric Christopher <echristo@redhat.com>
5371 * config/mips/mips.c (mips_canonicalize_comparison): New.
5372 (mips_emit_int_relational): Use.
5374 2005-07-13 Eric Christopher <echristo@redhat.com>
5376 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5378 * config/s390/s390.md: Include tpf.md. Move tpf specific
5380 * config/s390/tpf.md: To here.
5381 * config/s390/s390.opt: Move tpf specific options...
5382 * config/s390/tpf.opt: to here. Add mmain option.
5383 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5384 * config/s390/tpf.h: Rewrite.
5386 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5388 * doc/tm.texi: Remove @xref{Cross-profiling}.
5390 2005-07-13 Jeff Law <law@redhat.com>
5392 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5393 expressions, test their _DECL operands for pointer equality rather
5394 than using operand_equal_p.
5396 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5398 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5399 (TARGET_POSIX_IO): This.
5400 * config/darwin.h: Likewise.
5401 * config/freebsd.h: Likewise.
5402 * config/linux.h: Likewise.
5403 * config/lynx.h: Likewise.
5404 * config/netbsd.h: Likewise.
5405 * config/rs6000/linux64.h: Likewise.
5406 * config/rs6000/linux.h: Likewise.
5407 * config/s390/tpf.h: Likewise.
5408 * config/sh/embed-elf.h: Likewise.
5409 * config/sparc/linux64.h: Likewise.
5410 * config/sparc/linux.h: Likewise.
5411 * config/svr4.h: Likewise.
5412 * gcov-io.h: Likewise.
5414 * doc/tm.texi: Updated.
5416 * libgcov.c (create_file_directory): Defined only if
5417 TARGET_POSIX_IO is defined.
5418 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5421 2005-07-13 Jan Hubicka <jh@suse.cz>
5423 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5425 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5427 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5428 structure as argument.
5430 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5432 PR tree-optimization/21921
5433 * tree-iterator.c (tsi_link_before): Support the case when
5434 tsi_end_p (tsi) == true.
5436 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5438 PR tree-optimization/22442
5439 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5442 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5444 PR rtl-optimization/20376
5445 * toplev.c (process_options): Enable -fweb and -frename-registers when
5447 * doc/invoke.texi: Update the information about when -fweb and
5448 -frename-registers are enabled.
5450 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5453 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5454 if *rhs_p is not a SSA_NAME.
5456 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5458 Fix PR tree-optimization/22422
5459 * tree-ssa-structalias.c (struct variable_info): Add flag for
5461 (get_varinfo): Now a static function.
5462 (new_varinfo): init has_union and is_special_var to false.
5463 (solution_set_add): Check has_union.
5464 (do_da_constraint): Move temporary variable so it gets reset
5466 Also check for special variable.
5467 (do_ds_constraint): Ditto.
5468 (do_sd_constraint): Ditto.
5469 (do_structure_copy): Check for special variable.
5470 (find_func_aliases): Ditto.
5471 (init_base_vars): Set special vars properly.
5473 2005-07-13 Jan Hubicka <jh@suse.cz>
5475 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5478 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5479 (get_expr_operands): Fix thinko wrt flags and subvars.
5481 PR tree-optimize/22379
5482 * tree-inline.c (expand_call_inline): Do not output sorry in early
5485 2005-07-12 Dale Johannesen <dalej@apple.com>
5487 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5489 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5492 * host-linux.h: Include limits.h.
5494 2005-07-12 Dale Johannesen <dalej@apple.com>
5496 * expr.c (compress_float_constant): Add cost check.
5497 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5499 2005-07-12 Dale Johannesen <dalej@apple.com>
5501 * gcc.target/i386/compress-float-sse.c: New.
5502 * gcc.target/i386/compress-float-sse-pic.c: New.
5503 * gcc.target/i386/compress-float-387.c: New.
5504 * gcc.target/i386/compress-float-387-pic.c: New.
5505 * gcc.dg/compress-float-ppc.c: New.
5506 * gcc.dg/compress-float-ppc-pic.c: New.
5508 2005-07-12 Eric Christopher <echristo@redhat.com>
5510 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5512 * config/s390/s390.md: Include tpf.md. Move tpf specific
5514 * config/s390/tpf.md: To here.
5515 * config/s390/s390.opt: Move tpf specific options...
5516 * config/s390/tpf.opt: to here. Add mmain option.
5517 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5518 * config/s390/tpf.h: Rewrite.
5520 2005-07-12 Eric Christopher <echristo@redhat.com>
5522 * gcc.c (struct infile): Update comment for language.
5523 (main): Rewrite input file resetting code.
5525 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5528 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5529 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5530 (lookup_avail_expr): Use constant_boolean_node instead
5531 of boolean_false_node/boolean_true_node.
5533 2005-07-12 Ben Elliston <bje@au.ibm.com>
5535 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5536 and use it when printing num_edges.
5538 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5540 * doc/extend.texi (Blackfin Built-in Functions): New section.
5541 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5544 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5546 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5547 s/cmpstrsi/cmpstrnsi
5548 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5550 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5551 (init_optabs): Initialize cmpstrn_optab.
5552 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5553 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5554 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5555 * config/i386/i386.md: s/cmpstr/cmpstrn
5556 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5557 * doc/md.texi: Update documentation.
5559 2005-07-11 Richard Henderson <rth@redhat.com>
5561 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5562 build_va_arg_indirect_ref.
5563 (alpha_gimplify_va_arg): Likewise.
5564 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5565 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5566 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5567 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5568 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5569 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5571 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5573 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5575 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5576 * passes.c (init_optimization_passes): Add pass_empty_loop.
5577 * tree-pass.h (pass_empty_loop): Declare.
5578 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5579 try_remove_empty_loop, remove_empty_loops): New functions.
5580 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5581 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5583 2005-07-12 Peter Barada <peter@the-baradas.com>
5587 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5588 in address registers.
5589 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5590 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5591 alternative of addsi3_5200.
5593 2005-07-11 Ian Lance Taylor <ian@airs.com>
5595 * config/mips/mips.md (ffs<mode>2): Remove.
5597 2005-07-11 Ian Lance Taylor <ian@airs.com>
5599 * doc/tree-ssa.texi (Cleanups): Improve description of
5601 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5603 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5605 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5606 * tree.h (DECL_ARGUMENT_FLD): New macro.
5608 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5610 Fix PR tree-optimization/22404
5612 * tree-ssa-structalias.c (create_variable_info_for): Use
5615 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5617 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5618 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5619 for second comparison operand.
5620 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5622 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5623 (define_insn_reservation "alu"): Likewise.
5624 (csync, ssync): Now of type sync.
5625 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5626 -mcsync-anomaly -mspecld-anomaly.
5627 * config/bfin/bfin.opt (mcsync): Remove.
5628 (mcsync-anomaly, mspecld-anomaly): Add.
5629 * config/bfin/bfin.c: Include "insn-codes.h".
5630 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5631 (TARGET_DEFAULT_TARGET_FLAGS): New.
5632 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5634 2005-07-11 Steven Bosscher <stevenb@suse.de>
5636 * basic-block.h: Give the BB flags enum a name, bb_flags.
5637 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5638 * cfgcleanup.c (enum bb_flags): Remove here.
5639 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5640 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5641 (update_forwarder_flag): Likewise.
5642 (thread_jump): Likewise.
5643 (try_forward_edges): Likewise.
5644 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5645 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5646 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5648 2005-07-11 Richard Guenther <rguenther@suse.de>
5650 * config/i386/i386.opt: New target option -msseregparm.
5651 * config/i386/i386.c (override_options): Error out for
5652 -msseregparm but no SSE support.
5653 (ix86_function_sseregparm): Check for global sseregparm.
5654 * doc/invoke.texi: Document -msseregparm.
5656 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5658 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5659 (m32rle-*-linux*): Ditto.
5661 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5663 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5664 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5667 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5671 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5672 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5674 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5676 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5677 (varmap): Heapify varmap.
5678 (constraints): Heapify constraints.
5679 (struct constraint_graph): Heapify succs and preds.
5680 (constraint_vec_find): Update for heapification.
5681 (constraint_set_union): Ditto.
5682 (insert_into_complex): Ditto.
5683 (constraint_edge_vec_find): Ditto.
5684 (erase_graph_self_edge): Ditto.
5685 (add_graph_edge): Ditto.
5686 (get_graph_weights): Ditto.
5687 (merge_graph_nodes): Ditto.
5688 (build_constraint_graph): Ditto.
5689 (topo_visit): Ditto.
5690 (solve_graph): Ditto.
5691 (create_variable_info_for): Ditto.
5692 (init_base_vars): Ditto.
5693 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5694 (condese_varmap_nodes): Free complex vector.
5695 (clear_edges_for_node): Clear succs and preds vector.
5697 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5699 * tree-ssa-structalias.c (update_alias_info): Change counting of
5700 references to not include vdefs.
5702 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5704 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5707 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5709 * pa.c (pa_commutative_p): Make PLUS commutative when
5710 TARGET_NO_SPACE_REGS is true.
5712 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5714 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5715 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5716 * tree-dfa.c (dump_subvars_for): New.
5717 (debug_subvars_for): New.
5718 (dump_variable): Show subvariables if VAR has them.
5719 * tree-flow-inline.h (get_subvar_at): New.
5720 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5721 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5723 (struct subvar): Change fields offset and size to unsigned
5725 (dump_subvars_for): Declare.
5726 (debug_subvars_for): Declare.
5727 (get_subvar_at): Declare.
5728 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5729 to unsigned HOST_WIDE_INT *.
5730 (overlap_subvar): Likewise.
5731 * tree-gimple.c (is_gimple_reg): Always return false for
5732 SFTs and memory tags.
5733 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5735 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5736 (compute_may_aliases): Call compute_points_to_sets.
5737 (collect_points_to_info_for): Remove.
5738 (compute_points_to_and_addr_escape): Remove.
5739 (delete_alias_info): Call delete_points_to_sets.
5740 (compute_flow_sensitive_aliasing): If the call to
5741 find_what_p_points_to returns false, call set_pt_anything.
5742 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5743 (set_pt_anything): Clear pi->pt_vars.
5744 (set_pt_malloc): Remove.
5745 (merge_pointed_to_info): Remove.
5746 (add_pointed_to_expr): Remove.
5747 (add_pointed_to_var): Remove.
5748 (collect_points_to_info_r): Remove.
5749 (is_escape_site): Make extern.
5751 (create_overlap_variables_for): Call it.
5752 * tree-ssa-copy.c (merge_alias_info): Never merge
5753 flow-sensitive alias information.
5754 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5755 offset and size to be unsigned HOST_WIDE_INT.
5756 (add_to_addressable_set): Rename from note_addressable.
5757 Set TREE_ADDRESSABLE as the variables are added to the set.
5759 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5760 operands into VUSEs when adding V_MAY_DEFs for members in an
5762 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5763 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5764 (struct variable_info): Add bitfield is_heap_var.
5765 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5766 (new_var_info): Initialize is_heap_var.
5767 (get_constraint_for): Add HEAP variables to the symbol table.
5768 Mark them with is_heap_var.
5769 (update_alias_info): New. Taken mostly from the old
5770 compute_points_to_and_addr_escape.
5771 (handle_ptr_arith): New.
5772 (find_func_aliases): Call update_alias_info.
5773 Call handle_ptr_info for tcc_binary expressions.
5774 Call mark_stmt_modified.
5775 (create_variable_info_for): If DECL has subvars, do not create
5776 variables for its subvars. Always add all the fields.
5777 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5778 SFTs, then add all the SFTs of the structure.
5779 If VI->DECL is an aggregate with subvariables, add the SFT at
5781 (find_what_p_points_to): If VI is an artificial variable,
5782 translate to bitfields in SSA_NAME_PTR_INFO.
5783 If the solution is empty, set pi->pt_vars to NULL
5784 (init_base_vars): Create ANYOFFSET.
5785 (compute_points_to_sets): Rename from create_alias_vars.
5787 (pass_build_pta): Remove.
5788 (delete_points_to_sets): Rename from delete_alias_vars.
5789 (pass_del_pta): Remove.
5790 * tree-ssa-structalias.h (struct alias_info): Move from
5792 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5793 NUM_REFERENCES_SET): Likewise.
5794 (compute_points_to_sets, delete_points_to_sets): Declare.
5796 2005-07-09 Richard Henderson <rth@redhat.com>
5798 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5799 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5800 alpha_split_lock_test_and_set_12): New functions.
5801 * config/alpha/alpha-protos.h: Update.
5802 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5803 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5804 * config/alpha/sync.md (I12MODE): New.
5805 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5806 (sync_<fetchop_name><I48MODE>): Likewise.
5807 (sync_nand<I48MODE>): Likewise.
5808 (sync_old_<fetchop_name><I48MODE>): Likewise.
5809 (sync_new_<fetchop_name><I48MODE>): Likewise.
5810 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5811 (sync_compare_and_swap<I48MODE>): Likewise.
5812 (sync_lock_test_and_set<I48MODE>): Likewise.
5813 (sync_compare_and_swap<I12MODE>): New.
5814 (sync_compare_and_swap<I12MODE>_1): New.
5815 (sync_lock_test_and_set<I12MODE>): New.
5816 (sync_lock_test_and_set<I12MODE>_1): New.
5818 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5822 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5824 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5826 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5827 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5829 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5832 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5834 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5836 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5837 memory_operand constraint.
5838 (store_conditional_<mode>): Same.
5839 (sync_compare_and_swap<mode>): Same.
5840 (sync_lock_test_and_set<mode>): Same.
5842 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5844 Rewrite PIC support to more closely model actual instructions.
5845 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5846 (cris_symbol): Remove prototypes for removed functions.
5847 (cris_pic_symbol_type_of, cris_valid_pic_const)
5848 (cris_expand_pic_call_address): Prototypes for new functions.
5849 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5851 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5853 <case ':'>: Add case for new punctuation character.
5854 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5855 emitting (extra) PIC modifier.
5856 <case UNSPEC>: Do not assert for PLT.
5857 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5858 (cris_expand_prologue, cris_expand_epilogue): Check
5859 for pic_offset_table_rtx usage instead of taking
5860 current_function_uses_pic_offset_table as the final word.
5861 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5862 Remove flag_pic difference.
5863 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5864 the moral equivalents of...
5865 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5867 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5868 (cris_handle_option): Mark ARG as unused.
5869 (cris_expand_pic_call_address): New worker function for "call",
5871 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5872 output PIC constructs here.
5873 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5874 as symbol-specific modifers, not whole or part of operands.
5875 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5876 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5877 constants and flag_pic.
5878 (CONSTANT_INDEX_P): Adjust for new functions.
5879 (enum cris_pic_symbol_type): New helper type.
5880 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5881 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5882 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5884 ("movsi"): Emit actual instructions for GOT and relative access.
5885 ("*movsi_got_load"): New pattern to set up the register holding
5887 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5888 Adjust FIXME for 'S'.
5889 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5890 Use "movs" for -fpic cases.
5891 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5892 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5893 ("call", "call_value"): Just call cris_expand_pic_call_address for
5895 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5896 Remove special pattern.
5897 ("*expanded_call_side", "*expanded_call_value_side"): New
5899 (gotplt-to-plt, gotplt-to-plt-side-call)
5900 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5902 * config/cris/cris/predicates.md
5903 ("cris_general_operand_or_gotless_symbol"): Remove unused
5905 ("cris_general_operand_or_symbol"): Adjust for new functions.
5907 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5909 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5911 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5913 * Makefile.in (TREE_H): Add treestruct.def.
5914 (c-decl.o): Add pointer-set.h
5915 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5916 visibility on regular DECL's.
5917 (merge_decls): Fix the copying of decl nodes of various types for
5918 the new structures. Don't update RTL, section name, weak status,
5919 etc, on DECL's without RTL.
5920 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5921 Don't check volatile on non-variable types.
5922 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5923 to check whether we have seen arguments.
5924 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5925 flag is checked before field (flag is common, field is not).
5926 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5927 TS_DECL_COMMON could have an origin.
5928 (add_location_or_const_value_attribute): Don't check section name
5929 on non-var/function decls.
5930 (dwarf2out_var_location): Reverse order of tests.
5931 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5932 with DECL_WRTL_CHECK.
5933 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5934 * fold-const.c (fold_binary): Don't check weakness on
5935 non-var/function decls.
5936 (tree_expr_nonzero_p): Ditto.
5937 (fold_checksum_tree): Use tree_decl_extra as sizeof
5939 * ggc-page.c (extra_order_size_table): Add sizes for
5940 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5942 * gimplify.c (gimplify_bind_expr): Only set
5943 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5944 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5946 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5947 * langhooks.h (init_ts). New langhook.
5948 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5949 * print-tree.c (print_node): Update to only print fields that
5950 exist in the structures the passed decl has.
5951 * toplev.c (wrapup_global_declarations): Don't reset
5952 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5953 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5954 * tree-inline.c (remap_decl): Ditto.
5955 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5956 * tree-pretty-print.c (print_declaration): Don't print
5957 DECL_REGISTER on things that don't contain it.
5958 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5959 non-var/function decls.
5960 * tree.c (tree_contains_struct): New structure.
5961 (init_priority_for_decl): New hashtable.
5962 (tree_int_map): New structure.
5963 (tree_int_map_eq): New function.
5964 (tree_int_map_marked_p): Ditto.
5965 (tree_int_map_hash): Ditto.
5966 (tree_map): Move to tree.h.
5967 (tree_map_eq): Externalize.
5968 (tree_map_hash): Ditto.
5969 (tree_map_marked_p): Ditto.
5970 (init_ttree): Set up tree_contains_struct and call langhook.
5971 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5972 (tree_code_size): Update for new structures.
5973 (tree_node_structure): Update for new structures.
5974 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5976 (copy_node_stat): Copy init priority.
5977 (build_decl_stat): Ditto for visibility.
5978 (ts_enum_names): New.
5979 (tree_contains_struct_check_failed): New function.
5980 (decl_init_priority_lookup): Ditto.
5981 (decl_init_priority_insert): Ditto.
5982 * treestruct.def: New file.
5983 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5984 (CONTAINS_STRUCT_CHECK): Ditto.
5985 (tree_contains_struct_check_failed): New prototype.
5986 (DECL_CHECK): Removed.
5987 (DECL_MINIMAL_CHECK): New.
5988 (DECL_COMMON_CHECK): Ditto.
5989 (DECL_WRTL_CHECK): Ditto.
5990 (DECL_NON_COMMON_CHECK): Ditto.
5991 (DECL_WITH_VIS_CHECK): Ditto.
5992 (VAR_OR_FUNCTION_DECL_P): Ditto
5993 (struct tree_decl_minimal): New structure.
5994 (struct tree_decl_common): Ditto.
5995 (struct tree_decl_with_rtl): Ditto.
5996 (struct tree_decl_with_vis): Ditto.
5997 (struct tree_decl_non_common): Ditto.
5998 (struct tree_field_decl): Ditto.
5999 (struct tree_parm_decl): Ditto.
6000 (struct tree_var_decl): Ditto.
6001 (struct tree_function_decl): Ditto.
6002 (struct tree_const_decl): Ditto.
6003 (struct tree_result_decl): Ditto.
6004 (union tree_node): Add new structures.
6005 * var-tracking.c (track_expr_p): Reverse order of tests.
6007 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6009 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6011 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6012 * system.h: Poison FINALIZE_PIC.
6013 * doc/tm.texi (FINALIZE_PIC): Remove.
6015 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6018 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6019 to the correct type if we have a MODIFY_EXPR.
6021 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6023 PR tree-optimization/22360
6024 * tree.c (upper_bound_in_type): Fix calculations for casting
6025 to a non-wider signed type and casting a signed value to a
6026 wider unsigned type.
6027 (lower_bound_in_type): Fix calculations for casting to a
6028 non-wider signed type.
6030 PR tree-optimization/20139
6031 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6033 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6034 fold_cond_expr_cond.
6035 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6036 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6038 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6041 * tree-complex.c (expand_complex_libcall): Produce
6042 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6044 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6046 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6047 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6048 b" assert and inserted fastpath code for this case.
6049 (bitmap_ior): Removed "a != b" assert.
6051 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6053 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6054 (ENDFILE_SPEC): Likewise.
6055 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6057 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6058 a large stack frame at epilogue.
6060 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6062 * final.c: Include sdbout.h when required.
6064 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6066 * config.gcc (*-*-darwin*): Only one target-specific header file
6068 (powerpc-*-darwin*): Add version-specific header files.
6069 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6070 * config.in: Regenerate.
6071 * configure: Regenerate.
6072 * gcc.c: Include xregex.h.
6073 (version_compare_spec_function): New.
6074 (spec_function): Add version-compare.
6075 (replace_outfile_spec_function): Reformat comment.
6076 (compare_version_strings): New.
6077 * config/darwin-c.c (version_as_macro): New.
6078 (builtin_define): New.
6079 (darwin_cpp_builtins): New.
6080 * config/darwin-protos.h (darwin_cpp_builtins): New.
6081 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6082 (LIB_SPEC): Make unconditional, update comment.
6083 (TARGET_C99_FUNCTIONS): Define.
6084 * config/darwin.opt: Sort.
6085 (mmacosx-version-min=): New.
6086 * config/darwin7.h: Delete.
6087 * config/darwin8.h: Delete.
6088 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6089 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6090 (TARGET_C99_FUNCTIONS): Define.
6091 * config/rs6000/darwin7.h: New.
6092 * config/rs6000/darwin8.h: New.
6093 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6094 (-mmacosx-version-min): Document.
6096 2005-07-07 Ian Lance Taylor <ian@airs.com>
6098 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6100 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6103 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6105 2005-07-07 Khem Raj <kraj@mvista.com>
6107 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6108 in bytes, not words.
6110 2005-07-07 Paul Brook <paul@codesourcery.com>
6112 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6113 DEFAULT_FUNCTION_ARG_PADDING to upward.
6115 2005-07-07 Richard Henderson <rth@redhat.com>
6117 * function.c (locate_and_pad_parm): Record parameter alignment in
6118 stack_alignment_needed.
6120 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6122 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6123 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6124 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6125 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6126 (define_attr "type"): Add isync, sync, load_l, store_c.
6127 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6128 Create scratch volatile MEM.
6129 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6131 (load_locked_<mode>): New.
6132 (store_conditional_<mode>): New.
6133 (sync_compare_and_swap<mode>): Replace with splitter.
6134 (sync_lock_test_and_set<mode>): Replace with splitter.
6135 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6137 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6138 is ics. Attribute isync.
6139 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6141 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6142 and UNSPECV_SYNC_OP.
6143 (emit_unlikely_jump): New.
6144 (emit_load_locked): New.
6145 (emit_store_conditional): New.
6146 (rs6000_split_compare_and_swap): New.
6147 (rs6000_split_lock_test_and_set): New.
6148 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6149 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6150 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6151 rs6000_split_lock_test_and_set): Declare.
6152 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6153 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6154 store_c, isync, sync.
6156 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6158 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6159 filenames to gtyp-gen.h.
6160 (s-typ-gen): Use it in place of for loops.
6162 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6164 * hooks.c (hook_bool_rtx_int_false): New function.
6165 * hooks.h (hook_bool_rtx_int_false): Declare.
6166 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6167 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6168 * target.h (struct gcc_target): Add commutative_p member.
6169 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6170 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6171 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6172 (pa_commutative_p): New function.
6173 * jump.c (target.h): Include.
6174 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6175 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6177 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6179 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6180 (s390_expand_setmem): New.
6181 * config/s390/s390.c: Likewise.
6182 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6184 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6185 general_operand. Call new function "s390_expand_setmem".
6186 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6187 ("setmem_long", "*setmem_long"): ... this.
6189 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6191 * config/s390/s390.c: (optimization_options): Enable
6192 TARGET_MVCLE at -Os.
6193 * doc/invoke.texi: Document changes in default behaviour.
6194 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6196 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6198 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6199 defined by back-end.
6201 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6203 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6204 all sets in the pattern.
6205 * config/rs6000/rs6000.md (stack_protect_testsi,
6206 stack_protect_testdi): Likewise.
6208 2005-07-06 Jeff Law <law@redhat.com>
6210 * tree-vrp.c (simplify_using_ranges): Kill.
6211 (vrp_finalize): Remove call to simplify_using_ranges.
6212 (simplify_stmt_using_ranges): New function extracted from
6213 simplify_using_ranges.
6214 (simplify_div_or_mod_using_ranges): Likewise.
6215 (simplify_abs_using_ranges): Likewise.
6216 (simplify_cond_using_ranges): New function.
6217 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6218 * tree-ssa-propagate.c (substitute_and_fold): Call
6219 simplify_stmt_using_ranges if we have range information.
6221 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6223 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6224 ia64_flag_schedule_isns2.
6226 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6227 reading/writing general registers.
6228 (ia64_function_arg): Revert 2005-06-18 change.
6230 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6232 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6233 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6235 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6237 * function.c (expand_function_end): Revert part of 2005-06-27
6238 patch. Do sjlj_emit_function_exit_after after return_label.
6240 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6242 * doc/install.texi (--disable-libssp): New.
6244 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6246 * doc/invoke.texi: Update -fforce-mem documentation.
6247 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6248 code for -fforce-mem.
6249 * expmed.c: (store_bit_field,store_fixed_bit_field,
6250 extract_bit_field): Ditto.
6251 * expr.c: (convert_move): Ditto.
6252 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6253 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6254 emit_conditional_add,expand_float,expand_fix): Ditto.
6255 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6256 (common_handle_option): Issue warning when -fforce-mem specified.
6258 2005-07-06 Paul Brook <paul@codesourcery.com>
6260 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6262 * configure: Regenerate.
6264 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6266 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6268 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6270 Fix PR tree-optimization/22319
6271 Fix PR tree-optimization/22140
6272 Fix PR tree-optimization/22310
6274 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6275 variable sized types.
6276 Use correct type for intermediate structure on *a = *b structure
6279 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6281 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6283 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6284 (machine_function): Move typedef to...
6285 * config/rs6000/rs6000.c (machine_function): ... here. Add
6286 varargs_save_offset field.
6287 (rs6000_stack_t): Remove varargs_size field.
6288 (setup_incoming_varargs): Allocate varargs save area using
6289 assign_stack_local, try to make it as small as possible.
6290 Save offset from virtual_stack_vars_rtx to the save area
6291 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6292 instead of magic 8 when fp word byte size is used.
6293 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6294 instead of -RS6000_VARARGS_SIZE.
6295 (rs6000_stack_info, debug_stack_info,
6296 rs6000_initial_elimination_offset): Remove all traces of
6298 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6299 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6300 RS6000_VARARGS_AREA.
6302 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6304 PR tree-optimization/21963
6305 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6306 constant_multiple_of in the same way get_computation_cost_at does.
6308 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6310 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6311 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6312 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6313 and return its previous value.
6314 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6315 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6317 (stack_protect_set, stack_protect_test): New expanders.
6318 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6319 stack_protect_testdi): New insns.
6320 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6321 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6323 2005-07-06 Jeff Law <law@redhat.com>
6325 * tree-ssa-dce.c (cfg_altered): New global.
6326 (tree_dce_init): Initialize cfg_altered.
6327 (remove_dead_stmt): If we remove an edge in the CFG, then set
6329 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6332 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6334 * Makefile.in (stamp-collect-ld): Use
6335 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6336 ./collect-ld if it already exists.
6337 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6338 Don't remove ./nm if it already exists.
6340 2005-07-05 Devang Patel <dpatel@apple.com>
6342 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6343 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6344 * tree-vectorizer.c (vect_loop_location): New.
6345 (vect_print_dump_info): Use vect_loop_location.
6346 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6347 (vectorize_loops): Set vect_loop_location.
6348 * tree-vect-analyze.c (vect_analyze_offset_expr,
6349 vect_determin_vectorization_factor, vect_analyze_operations,
6350 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6351 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6352 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6353 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6354 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6355 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6356 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6357 vect_analyze_loop): Adjust vect_print_dump_info API.
6358 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6359 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6360 vect_finish_stmt_generation, vectorizable_assignment,
6361 vectorizable_operation, vectorizable_store, vectorizable_load,
6362 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6363 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6364 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6365 vect_transform_loop): Same.
6366 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6367 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6370 2005-07-05 Randolph Chung <tausq@debian.org>
6372 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6373 * configure: Regenerate.
6374 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6375 (pa_tls_referenced_p): Declare.
6376 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6377 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6378 (legitimize_tls_address): New.
6379 (hppa_legitimize_address): Handle TLS addresses.
6380 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6381 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6382 (emit_move_sequence): Handle TLS addresses.
6383 (pa_encode_section_info): Call default handler to handle common
6385 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6386 (CONSTANT_ADDRESS_P): Reject TLS operands.
6387 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6388 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6389 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6390 (UNSPEC_TLSLE): Define new constants.
6391 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6392 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6393 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6394 (tie_symbolic_operand, tle_symbolic_operand): New
6396 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6398 * aclocal.m4: Update macros for autoconf 2.59 style.
6399 * configure.ac: Likewise.
6401 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6403 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6404 (function_arg): Pass small aggregates in general registers on 32-bit
6406 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6408 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6410 * Makefile.in (final.o): Fix dependencies.
6412 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6416 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6417 * langhooks.c (lhd_expr_to_decl): New.
6418 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6420 (LANG_HOOKS_INITIALIZER): Update.
6421 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6422 expr_to_decl langhook.
6423 * c-tree.h (c_expr_to_decl): Declare.
6424 * c-typeck.c (c_expr_to_decl): New.
6425 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6427 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6429 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6432 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6433 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6435 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6437 * Makefile.in: Adjust dependencies.
6438 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6439 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6440 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6441 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6442 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6443 rest_of_compilation.
6445 * bb-reorder.c (gate_duplicate_computed_gotos,
6446 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6447 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6448 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6449 pass_partition_blocks): New.
6450 * bt-load.c (gate_handle_branch_target_load_optimize,
6451 rest_of_handle_branch_target_load_optimize,
6452 pass_branch_target_load_optimize): New.
6453 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6455 * cfglayout.c (pass_insn_locators_initialize): New.
6456 * cfgrtl.c (pass_free_cfg): New.
6457 * combine.c (gate_handle_combine, rest_of_handle_combine,
6459 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6460 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6461 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6462 * except.c (pass_set_nothrow_function_flags,
6463 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6465 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6466 rest_of_handle_shorten_branches, pass_shorten_branches,
6467 rest_of_clean_state, pass_clean_state): New.
6468 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6469 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6470 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6472 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6473 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6474 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6475 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6477 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6478 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6479 pass_rtl_ifcvt, gate_handle_if_after_combine,
6480 rest_of_handle_if_after_combine, pass_if_after_combine,
6481 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6482 pass_if_after_reload): New.
6483 * integrate.c (pass_initial_value_sets): New.
6484 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6485 pass_purge_lineno_notes): New.
6486 * mode-switching.c (rest_of_handle_mode_switching,
6487 pass_mode_switching): New.
6488 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6489 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6491 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6492 pass_loop_optimize): New.
6493 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6495 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6497 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6498 pass_postreload_cse): New.
6499 * profile.c (gate_handle_profiling, pass_profiling,
6500 rest_of_handle_branch_prob, pass_branch_prob): New.
6501 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6502 pass_split_before_regstack, gate_handle_split_before_regstack,
6503 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6504 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6505 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6506 pass_stack_regs): New.
6507 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6508 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6509 pass_stack_adjustments): New.
6510 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6511 pass_regrename): New.
6512 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6513 pass_delay_slots, gate_handle_machine_reorg,
6514 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6515 * rtl.h (extern void purge_line_number_notes): New.
6516 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6517 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6519 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6521 * value-prof.c (gate_handle_value_profile_transformations,
6522 rest_of_handle_value_profile_transformations,
6523 pass_value_profile_transformations): New.
6524 * var-tracking.c (gate_handle_var_tracking,
6525 pass_variable_tracking): New.
6526 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6528 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6529 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6530 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6531 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6532 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6533 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6534 rest_of_handle_gcse2, rest_of_handle_regmove,
6535 rest_of_handle_tracer, rest_of_handle_if_conversion,
6536 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6537 rest_of_handle_web, rest_of_handle_branch_prob,
6538 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6539 rest_of_handle_jump_bypass, rest_of_handle_combine,
6540 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6541 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6542 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6543 rest_of_handle_mode_switching, rest_of_handle_jump,
6544 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6545 rest_of_handle_flow2, rest_of_handle_jump2,
6546 rest_of_handle_peephole2, rest_of_handle_postreload,
6547 rest_of_handle_shorten_branches, rest_of_clean_state,
6548 rest_of_compilation): Remove.
6550 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6551 * passes.c (dump_flags, in_gimple_form, all_passes,
6552 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6553 register_dump_files, next_pass_1, last_verified, execute_todo,
6554 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6555 from tree-optimize.c.
6556 (init_optimization_passes): Moved from tree-optimize.c,
6557 adding the RTL optimizations.
6558 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6559 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6560 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6561 register_dump_files, next_pass_1, last_verified, execute_todo,
6562 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6563 init_tree_optimization_passes, ipa_passes): Delete.
6564 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6566 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6567 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6569 (ipa_passes): Remove.
6570 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6571 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6572 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6573 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6574 (dump_info_p, dump_flag): Moved to tree-dump.h.
6576 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6578 * passes.c (finish_optimization_passes): Use dump_begin
6579 and dump_end, TDI_end.
6580 (gate_rest_of_compilation): New.
6581 (pass_rest_of_compilation): Use it.
6582 (gate_postreload, pass_postreload): New.
6583 * toplev.c (general_init): Rename init_tree_optimization_passes.
6584 * toplev.h (init_tree_optimization_passes): Rename to
6585 init_optimizations_passes.
6586 * tree-dump.c (dump_flag): Make static.
6587 (dump_files): Remove RTL dumps.
6588 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6589 pass_cleanup_cfg, pass_free_cfg_annotations,
6590 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6591 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6592 * tree-pretty-print.c: Include tree-pass.h.
6593 * cgraph.c: Include tree-dump.h.
6595 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6597 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6598 Only fall back to saying it points to readonly memory if
6601 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6603 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6604 * config/m32r/m32r.c (m32r_compute_frame_size,
6605 m32r_expand_prologue): Take current_function_profile into
6606 account whenever we reference
6607 current_function_uses_pic_offset_table.
6608 (m32r_finalize_pic): Remove.
6609 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6611 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6613 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6614 instead of $<. Don't remove ./as if it already exists.
6616 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6619 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6620 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6621 for complex modes when generating code for PA 1.0.
6622 (VALID_FP_MODE_P): New macro.
6623 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6624 sets for all general and floating point modes. Align wide floating
6625 point modes to even register boundaries to comply with architectural
6627 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6628 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6629 (VALID_FP_MODE_P): New macro.
6630 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6631 sets for all general and floating point modes. Align wide floating
6632 point modes to even register boundaries to comply with architectural
6635 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6637 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6640 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6642 * tree-ssa-structalias.c: Don't include expr.h.
6644 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6646 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6649 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6651 Fix PR tree-optimization/22279
6653 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6656 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6658 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6660 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6662 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6663 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6664 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6665 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6666 config/stormy16/stormy16.c, config/v850/v850.c,
6667 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6668 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6669 Avoid "." or "\n" at end of diagnostics and capital letters at
6670 start of diagnostics.
6671 * combine.c, cse.c: Don't translate dump file output.
6672 * toplev.c (print_version): Only translate output if going to
6675 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6677 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6678 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6681 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6683 * pa.c (fix_range): Fix typo in comment.
6685 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6687 * tree-vrp.c (extract_range_from_assert): Replace
6688 fold (build (...)) with fold_build2.
6690 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6692 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6693 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6694 (format_types_orig, handle_format_attribute): Add support for
6697 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6699 * varasm.c (assemble_variable): Fix format specifier thinko.
6701 2005-07-03 Ira Rosen <irar@il.ibm.com>
6703 PR tree-optimization/22029 (and 22135)
6704 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6705 a phi node before calling dump_vops.
6707 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6709 * tree-dump.h (dump_string_field): Declare.
6710 * tree-dump.c: Use it instead of dump_string.
6711 (dump_string_field): Make non-static.
6713 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6715 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6716 up the minimal CFG stuff always when optimize > 0. Call
6717 split_all_insns_noflow in PIC case if needed.
6719 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6720 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6723 * c-decl.c (c_write_global_declarations): Dump contents of
6725 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6726 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6727 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6728 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6731 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6733 * c-common.h (GCC_DIAG_STYLE): Define.
6734 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6735 version for format checking to 4.1.
6736 * c-format.c: Include toplev.h after c-common.h.
6737 (enum format_type): Add gcc_tdiag_format_type.
6738 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6739 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6740 (format_types_orig): Add gcc_tdiag.
6741 (init_dynamic_diag_info): Support gcc_tdiag formats.
6742 (handle_format_attribute): Likewise.
6743 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6744 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6745 version for format checking to 4.1.
6746 (warning0, warning, error, pedwarn, sorry): Use
6748 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6749 (finish_aliases_1): Do not use %qE.
6750 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6751 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6752 Correct format bugs.
6753 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6754 parameter to unsigned HOST_WIDE_INT.
6755 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6757 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6760 * expr.c (write_complex_part): Use adjust_address for MEM.
6761 (read_complex_part): Same.
6763 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6765 Fix PR tree-optimization/22280
6767 * tree-sra.c (generate_element_init): Remove useless loop.
6769 2005-07-02 Richard Henderson <rth@redhat.com>
6771 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6773 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6775 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6778 * fold-const.c (fold_binary): Handle the return value of
6779 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6780 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6782 2005-07-02 Jeff Law <law@redhat.com>
6784 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6785 a eliminate type conversion which feeds an equality comparison
6786 if the original type or either operand in the comparison is a
6789 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6791 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6792 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6794 * config/avr/avr.c: Do not use '`' as left quote.
6795 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6796 Remove "." from end of diagnostics. Make diagnostics start with
6799 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6800 Joseph S. Myers <joseph@codesourcery.com>
6802 * toplev.c (default_tree_printer): Handle setting location with
6804 * c-objc.common.c (c_tree_printer): Likewise.
6805 * c-format.c (gcc_diag_flag_specs): Add '+'.
6806 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6807 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6809 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6810 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6811 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6812 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6813 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6814 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6815 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6816 format arguments where %J is used without %D.
6818 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6820 * gcc.c (LINK_SSP_SPEC): Define.
6821 (link_ssp_spec): New variable.
6822 (LINK_COMMAND_SPEC): Add %(link_ssp).
6823 (static_specs): Add link_ssp_spec.
6824 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6825 * configure: Rebuilt.
6826 * config.in: Rebuilt.
6828 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6829 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6830 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6831 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6832 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6833 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6834 -0x7008(2) instead of reading __stack_chk_guard variable.
6835 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6837 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6838 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6839 if TARGET_THREAD_SSP_OFFSET is defined.
6840 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6841 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6844 2005-06-27 Richard Henderson <rth@redhat.com>
6845 * libgcc-std.ver (GCC_4.1.0): New.
6846 * libgcc.h (__stack_chk_guard): Declare.
6847 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6848 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6849 * mklibgcc.in (lib2funcs): Add them.
6851 2005-07-01 Richard Henderson <rth@redhat.com>
6853 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6854 void * before struct sigcontext *.
6855 (x86_fallback_frame_state): Likewise.
6857 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6859 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6861 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6864 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6865 we check for SSA_NAME for.
6867 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6869 Fix PR tree-optimization/22071
6871 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6873 (get_constraint_for_component_ref): Use it.
6875 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6878 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6879 print out the last new line.
6881 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6883 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6884 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6885 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6886 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6887 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6888 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6889 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6890 (enum reg_class): New member CC0_REGS.
6891 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6892 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6893 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6894 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6895 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6896 Adjust for register now described.
6898 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6901 * config/i386/i386.md (stack_protect_test_si,
6902 stack_protect_test_di): Add earlyclobber for scratch 3.
6903 * config/rs6000/rs6000.md (stack_protect_testsi,
6904 stack_protect_testdi): Add earlyclobber for scratch 3,
6905 remove earlyclobber from scratch 4.
6907 Older entries for 2005 can be found in ChangeLog-2005.