1 2005-10-03 Ian Lance Taylor <ian@airs.com>
3 * gimplify.c (find_single_pointer_decl_1): New static function.
4 (find_single_pointer_decl): New static function.
5 (internal_get_tmp_var): For a formal variable, set restrict base
6 information if appropriate.
7 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
9 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
10 (DECL_GET_RESTRICT_BASE): Define.
11 (SET_DECL_RESTRICT_BASE): Define.
12 (decl_restrict_base_lookup): Declare.
13 (decl_restrict_base_insert): Declare.
14 (struct tree_decl_with_vis): Add based_on_restrict_p field.
15 * tree.c (restrict_base_for_decl): New static variable.
16 (init_ttree): Initialize restrict_base_for_decl.
17 (copy_node_stat): Copy restrict base information.
18 (decl_restrict_base_lookup): New function.
19 (decl_restrict_base_insert): New function.
20 (print_restrict_base_statistics): New static function.
21 (dump_tree_statistics): Call print_restrict_base_statistics.
23 2005-10-02 Diego Novillo <dnovillo@redhat.com>
26 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
29 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
32 * c-typeck.c (tagged_tu_seen): Rename to ...
33 (tagged_tu_seen_cache): this and add val field.
34 (comptypes): Move functional to comptypes_internal
35 and free tagged_tu_seen.
36 (comptypes_internal): New function and call comptypes_internal
37 instead of comptypes. Speed up by sibcalling
38 tagged_types_tu_compatible_p.
39 (alloc_tagged_tu_seen): New function
40 (free_all_tagged_tu_seen_up_to): New function.
41 (tagged_types_tu_compatible_p): Return the val of the seen two
43 Add that the two types are the same to tagged_tu_seen_base
44 if they are and call comptypes_internal instead of comptypes.
45 <case UNION_TYPE>: Speed up common type where the fields are
47 (function_types_compatible_p): Call comptypes_internal instead of
49 (type_lists_compatible_p): Likewise.
50 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
52 2005-10-02 Matthias Klose <doko@debian.org>
54 * doc/invoke.texi: Fix typo and speling error.
56 2005-10-01 Richard Henderson <rth@redhat.com>
58 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
60 2005-10-01 Mark Mitchell <mark@codesourcery.com>
62 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
63 using --start-group and --end-group.
65 2005-10-01 Diego Novillo <dnovillo@redhat.com>
67 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
68 FIXME note regarding quirky semantics.
70 2005-10-01 Diego Novillo <dnovillo@redhat.com>
73 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
74 non-null range as a last resort.
76 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
77 Diego Novillo <dnovillo@redhat.com>
80 * tree-vrp.c (extract_range_from_assert): For !=
81 assertions, only build an anti-range if LIMIT is a
84 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
86 * arm.md (movqi): On thumb when optimizing, handle loading from
87 memory by describing this as taking a subreg of a zero-extended load
88 into an SImode register.
91 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
93 * reload1.c (merge_assigned_reloads): Do not change any
94 RELOAD_FOR_OUTPUT_ADDRESS reloads.
96 2005-09-30 Geoffrey Keating <geoffk@apple.com>
98 * Makefile.in (LIPO_FOR_TARGET): Define.
99 (STRIP_FOR_TARGET): Define.
101 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
102 before creating new ones. Do symlinks before creating the actual
105 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
106 to work out which multilibs are actually being built.
108 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
110 * tree-vect-transform.c, config/ms1/ms1.md,
111 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
112 Follow spelling conventions.
113 * doc/invoke.texi, doc/md.texi: Fix typos.
115 2005-09-30 Andrew Macleod <amacleod@redat.com>
117 PR tree-optimization/21430
118 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
119 use operands, and set stmt pointer if need be.
120 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
121 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
124 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
127 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
129 2005-09-29 Mark Mitchell <mark@codesourcery.com>
131 * optabs.c (expand_binop): Initialize first_pass_p.
133 2005-09-29 Jakub Jelinek <jakub@redhat.com>
136 * c-decl.c (c_write_global_declarations_1): If any
137 wrapup_global_declaration_2 call returned true, restart the loop.
139 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
141 Fix PR tree-optimization/24117
142 * tree-ssa-structalias.c (find_func_aliases): Strip nops
143 before considering whether to use anyoffset.
145 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
149 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
151 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
153 (swap_commutative_operands_with_target): New.
155 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
158 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
161 2005-09-29 Steven Bosscher <stevenb@suse.de>
163 PR tree-optimization/23911
164 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
165 and IMAGPART_EXPR too.
167 2005-09-28 Mark Mitchell <mark@codesourcery.com>
170 * expmed.c (expand_shift): Move logic to reverse rotation
171 direction when rotating by constants ...
172 * optabs.c (expand_binop): ... here.
173 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
174 (ix86_rotrdi3): New pattern.
175 (rotldi3): Handle 32-bit mode.
176 (ix86_rotldi3): New pattern.
178 2005-09-29 Alan Modra <amodra@bigpond.net.au>
181 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
182 check for numbers that need no bit twiddle.
184 2005-09-28 Geoffrey Keating <geoffk@apple.com>
186 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
187 multilib to be built.
189 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
190 (stage1-start): Delete old libgcc and libunwind before moving
191 anything into the stage directory.
192 (stage2-start): Likewise.
193 (stage3-start): Likewise.
194 (stage4-start): Likewise.
195 (stageprofile-start): Likewise.
196 (stagefeedback-start): Likewise.
197 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
198 header in tm_file and CPU-specific t-darwin in tmake_file.
199 (i[34567]86-*-darwin*): Don't change tm_file.
200 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
201 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
202 shared library stub for target OS version.
203 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
204 (SHLIB_LINK): Don't make SHLIB_SOLINK.
205 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
206 (libgcc_s.%.dylib): New.
208 (install-darwin-libgcc-stubs): New.
209 (INSTALL_LIBGCC): New append.
210 * config/i386/darwin-libgcc.10.4.ver: New.
211 * config/i386/darwin-libgcc.10.5.ver: New.
212 * config/i386/t-darwin: New.
213 * config/rs6000/darwin-libgcc.10.4.ver: New.
214 * config/rs6000/darwin-libgcc.10.5.ver: New.
215 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
216 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
218 2005-09-28 Paul Brook <paul@codesourcery.com>
220 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
223 2005-09-28 Richard Guenther <rguenther@suse.de>
225 PR tree-optimization/23853
226 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
227 host_integerp to verify misalignment value.
229 2005-09-28 Richard Henderson <rth@redhat.com>
231 * builtins.c (get_builtin_sync_mode): New.
232 (expand_builtin_sync_operation): Pass in mode argument.
233 (expand_builtin_compare_and_swap): Likewise.
234 (expand_builtin_lock_test_and_set): Likewise.
235 (expand_builtin_lock_release): Likewise.
236 (expand_builtin): Update to match.
238 2005-09-28 Nick Clifton <nickc@redhat.com>
240 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
241 formatting. Add check to PLUS case to ensure that the offset is
242 within an acceptable range.
244 * config/v850/v850.md (casesi): Disable the generation of the
245 switch pattern as it is not being handled properly at the moment.
247 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
248 for when the high words are identical.
250 2005-09-27 Richard Henderson <rth@redhat.com>
252 * pretty-print.c (pp_base_format): Fix typo for %>.
254 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
255 Devang Patel <dpatel@apple.com>
257 PR tree-optimization/23625
258 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
259 LABEL_EXPR, assertion check.
261 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
263 * optabs.c (no_conflict_move_test): Check if a result of a
264 to-be-moved insn would be clobbered by an originally
267 2005-09-27 Jeff Law <law@redhat.com>
269 * passes.c (init_optimization_passes): Replace copy propagation
270 passes immediately after DOM with phi-only copy propagation
271 pases. Add phi-only copy propagation pass after first DOM pass.
272 * tree-pass.h (pass_phi_only_copy_prop): Declare.
273 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
274 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
275 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
276 to init_copy_prop. Callers updated.
277 (do_phi_only_copy_prop): New function.
278 (pass_phi_only_copy_prop): New pass descriptor.
280 2005-09-27 Nick Clifton <nickc@redhat.com>
282 * libgcc2.c (__popcount_tab): Remove redundant prototype.
284 2005-09-26 Jason Merrill <jason@redhat.com>
287 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
289 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
291 2005-09-26 James E Wilson <wilson@specifix.com>
293 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
294 copyright. Add gcc copyright plus libgcc exception.
295 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
297 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
299 2005-09-26 Jeff Law <law@redhat.com>
301 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
302 about when to iterate.
304 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
307 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
308 for __complex__ double in -mcpu=G5 mode.
310 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
312 PR tree-optimization/23942
313 * Makefile.in (SCEV_H): Depends on PARAMS_H.
314 * tree-scalar-evolution.c: Include params.h.
316 (follow_ssa_edge, follow_ssa_edge_in_rhs,
317 follow_ssa_edge_in_condition_phi_branch,
318 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
319 Change return type to t_bool. Use a parameter to limit the size of
320 trees that are walked before stopping
321 (analyze_evolution_in_loop): Initialize the limit to 0.
322 (follow_ssa_edge): Give up by returning t_dont_know if the limit
323 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
325 2005-09-26 Uros Bizjak <uros@kss-loka.si>
328 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
329 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
331 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
333 * combine.c (make_extraction): Check for valid use of subreg.
335 2005-09-26 Uros Bizjak <uros@kss-loka.si>
338 * config/i386/i386.md ("*fistdi2_1"): New pattern.
339 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
340 ("fist<mode>2_with_temp"): Use only register operands.
342 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
344 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
345 CALL_INSN_FUNCTION_USAGE.
347 2005-09-26 Richard Guenther <rguenther@suse.de>
350 * gcse.c: Include hashtab.h, define ldst entry hashtable.
351 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
352 (ldst_entry): Use the hashtable instead of list-walking.
353 (find_rtx_in_ldst): Likewise.
354 (free_ldst_entry): Free the hashtable.
355 (compute_ld_motion_mems): Create the hashtable.
356 (trim_ld_motion_mems): Remove entry from hashtable if
357 removing it from list.
358 (compute_store_table): Likewise^2.
359 (store_motion): Free hashtable in case we did not see
362 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
364 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
365 and arg1 if we are passing them to fold_build2.
367 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
370 * config/i386/i386.c (ix86_function_regparm): Fix the test for
373 2005-09-25 Richard Henderson <rth@redhat.com>
375 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
376 SYMBOL_REF_TLS_MODEL to be correct.
378 2005-09-24 Richard Henderson <rth@redhat.com>
380 * ipa-type-escape.c (discover_unique_type): Remove dead code at
381 end of function. Reindent.
383 2005-09-24 Ian Lance Taylor <ian@airs.com>
385 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
386 NEGATE_EXPR/BIT_NOT_EXPR case.
388 2005-09-24 Richard Henderson <rth@redhat.com>
390 * c-common.c (handle_mode_attribute): When not modifying in place,
391 create subtypes for enumerations.
392 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
393 * gimplify.c (create_tmp_from_val): Likewise.
395 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
397 * config/i386/i386.md (*tls_global_dynamic_64,
398 *tls_local_dynamic_base_64): Add missing mode to call.
399 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
401 2005-09-24 Jan Hubicka <jh@suse.cz>
403 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
404 (cgraph_clone_node): Likewise.
405 * cgraph.h (cgraph_clone_edge): Update prototype.
406 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
407 duplicated prototypes; add updating argument.
408 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
409 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
411 (cgraph_mark_inline_edge): Likewise.
412 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
413 (cgraph_flatten_node): Likewise.
414 (cgraph_decide_recursive_inlining): Likewise.
415 (cgraph_decide_inlining_of_small_function): Likewise.
416 * tree-optimize.c (tree_rest_of_compilation): Likewise.
418 2005-09-23 David Edelsohn <edelsohn@gnu.org>
419 Pete Steinmetz <steinmtz@us.ibm.com>
421 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
422 (rldic.): Set type to "compare".
424 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
425 mfjmpr for MFCTR/MFLR.
426 (movdf_hardfloat64): Same.
427 (movdf_softfloat64): Same. Correct order of store and move types.
428 (movti_string): Set type to store_ux/load_ux.
429 (load_multiple): Set type to load_ux.
430 (store_multiple): Set type to store_ux.
431 (movmemsi): Set type to store_ux.
432 (output_cbranch direct_return): Set type to jmpreg.
433 (stmw): Set type to store_ux.
434 (lmw): Set type to load_ux.
435 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
436 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
437 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
438 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
439 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
440 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
441 (rios1-fpstore): Increase latency to 3.
442 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
443 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
445 2005-09-23 David Edelsohn <edelsohn@gnu.org>
446 Andrew Pinski <pinskia@physics.uc.edu>
448 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
449 operand2 constraint to "b".
450 (sync_<fetchop_name>di_internal): Same.
451 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
453 (sync_old_<fetchop_name>di_internal): Same.
454 (sync_new_<fetchop_name>si_internal): Same.
455 (sync_new_<fetchop_name>di_internal): Same.
457 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
460 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
461 case, define as macros.
463 PR rtl-optimization/23837
464 * optabs.c (no_conflict_move_test): Don't set must_stay for a
465 clobber / clobber match between dest and p->first.
467 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
468 (no_conflict_move_test): Update comments.
470 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
472 * doc/install.texi: Update URL for Jacks.
473 * doc/sourcebuild.texi: Likewise.
475 2005-09-22 David Edelsohn <edelsohn@gnu.org>
478 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
479 registers when choosing register preferences.
480 (movdf_hardfloat64): Same.
482 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
484 * expmed.c (expand_shift): Don't use the target of the rotate as
485 target for the first expanded shift insn.
486 * testsuite/gcc.dg/20050922-1.c: Testcase added.
488 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
490 PR tree-optimization/22438
491 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
492 preserved iv rhs rewriting specially.
494 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
496 * tree-data-ref.c (analyze_array_indexes): Only estimate when
497 estimate_only is true.
498 * tree-flow.h (ref_contains_indirect_ref): New prototype.
499 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
500 tree-ssa-structalias.c
501 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
502 ref_contains_indirect_ref.
503 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
505 2005-09-21 DJ Delorie <dj@redhat.com>
507 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
509 (mn10300_return_in_memory): Support variable size types also.
510 (mn10300_pass_by_reference): Likewise.
511 (mn10300_function_value): New.
512 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
513 (FUNCTION_OUTGOING_VALUE): Likewise.
514 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
515 * doc/invoke.texi: Document it.
517 2005-09-21 Uros Bizjak <uros@kss-loka.si>
520 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
521 force integer op1 into register for XFmode compares.
523 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
526 * expmed.c (alg_code): Add alg_impossible.
527 (alg_hash_entry): Add cost.
528 (synth_mult): Record alg_impossible in the hash table if
529 multiplication by a given integer is impossble within the
530 limit. Speed up using alg_impossible.
532 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
534 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
535 argument. Allow and set any offset if needs_anyoffset is passed
537 (get_constraint_for): Add argument here too.
539 (do_structure_copy): Pass NULL to get_constraint_for.
540 (handle_ptr_arith): Ditto.
541 (find_func_aliases): Ditto.
543 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
545 PR rtl-optimization/23898
546 * output.h (get_attr_min_length): Declare.
547 * final.c (get_attr_length_1): New function, broken out of:
549 (get_attr_min_length): New function.
550 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
551 (duplicate_computed_gotos): Likewise.
552 * genattr.c (insn_min_length): Generate declaration.
553 * genattrtab.c (min_fn, min_attr_value): New functions.
554 (make_length_attrs): Generate insn_min_length.
556 2005-09-20 Steve Ellcey <sje@cup.hp.com>
558 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
560 2005-09-20 Richard Henderson <rth@redhat.com>
562 PR tree-optimization/24059
563 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
566 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
568 * c.opt (fextended-identifiers): New.
569 * c-opts.c (c_common_handle_option): Handle
570 -fextended-identifiers.
571 * doc/cpp.texi: Update documentation of extended identifiers.
572 * doc/cppopts.texi (-fextended-identifiers): Document.
574 2005-09-20 Jakub Jelinek <jakub@redhat.com>
576 PR tree-optimization/23929
577 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
580 PR tree-optimization/23818
581 * tree-stdarg.c (execute_optimize_stdarg): Call
582 calculate_dominance_info.
584 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
586 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
587 (analyze_siv_subscript_cst_affine): Add weak SIV test.
588 (compute_overlap_steps_for_affine_1_2): Use
589 get_number_of_iters_for_loop.
590 (analyze_subscript_affine_affine): Check whether difference is
592 Use get_number_of_iters_for_loop.
593 Check whether overlap occurs outside of bounds.
594 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
596 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
598 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
599 base register if possible.
601 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
603 PR tree-optimization/18463
604 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
605 converting it directly is not possible.
606 (chrec_convert_aggressive): New function.
607 * tree-chrec.h (chrec_convert_aggressive): Declare.
608 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
609 Fold chrec conversions aggressively if asked to.
610 (instantiate_parameters): Modified because of changes in
611 instantiate_parameters_1.
613 2005-09-19 Richard Henderson <rth@redhat.com>
615 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
616 (reduc_splus_v2df): New.
618 2005-09-19 Richard Sandiford <richard@codesourcery.com>
620 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
621 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
623 2005-09-19 Richard Henderson <rth@redhat.com>
625 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
628 2005-09-19 Richard Henderson <rth@redhat.com>
630 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
631 (ia64_expand_dot_prod_v8qi): New.
632 * config/ia64/ia64-protos.h: Update.
633 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
634 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
635 sdot_prodv8qi, sdot_prodv4hi): New.
636 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
638 2005-09-19 Richard Henderson <rth@redhat.com>
641 * real.c (exact_real_truncate): Return false if the format cannot
642 represent the number as a normal.
644 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
647 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
649 * tree-ssa-operands.c (swap_tree_operands): Export.
650 * tree.h (swap_tree_operands): Declare.
651 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
652 Call swap_tree_operands.
654 2005-09-19 Richard Henderson <rth@redhat.com>
656 * tree-flow.h (merge_alias_info): Declare.
657 * tree-ssa-copy.c (merge_alias_info): Export.
658 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
659 (vect_create_data_ref_ptr): Use create_iv directly.
660 (vectorizable_load): Use correct types for integer constants.
661 (vect_generate_tmps_on_preheader): Likewise.
662 (vect_gen_niters_for_prolog_loop): Likewise.
664 2005-09-19 Steven Bosscher <stevenb@suse.de>
666 PR rtl-optimization/23943
667 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
669 2005-09-18 Jan Hubicka <jh@suse.cz>
671 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
673 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
675 * varasm.c (output_constant): Do not abort on conversions to union
676 types between different sizes.
678 2005-09-18 Richard Guenther <rguenther@suse.de>
681 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
684 2005-09-18 Paul Brook <paul@codesourcery.com>
686 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
688 2005-09-17 Richard Henderson <rth@redhat.com>
690 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
691 * tree-ssa-loop.c (pass_vect_dce): Remove.
692 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
695 2005-09-17 Richard Henderson <rth@redhat.com>
697 * tree-pass.h (pass_vect_dce): Declare.
698 * passes.c (init_optimization_passes): Add it.
699 * tree-flow.h (tree_ssa_dce): Declare.
700 * tree-ssa-dce.c (tree_ssa_dce): Export.
701 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
702 (gate_tree_vectorize): ... here.
703 (pass_vect_dce): New.
705 2005-09-17 Jan Hubicka <jh@suse.cz>
707 * except.c (struct eh_status): Turn region_array into vec.
708 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
709 convert_from_eh_region_ranges, find_exception_handler_labels,
710 current_function_has_exception_handlers, assign_filter_values,
711 build_post_landing_pads, dw2_build_landing_pads,
712 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
713 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
714 foreach_reachable_handler, can_throw_internal_1,
715 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
717 (duplicate_eh_region_1): Update region_array.
718 (duplicate_eh_regions): Resize region_array and avoid recomputing.
720 2005-09-17 David Edelsohn <edelsohn@gnu.org>
723 * expmed.c (expand_mult): Substitute simple register for op0 when
726 2005-09-17 Richard Henderson <rth@redhat.com>
728 * expr.c (emit_move_via_integer): Add force argument, pass it on
729 to emit_move_change_mode. Update callers.
730 (emit_move_complex): Pass true to new force argument.
731 * function.c (expand_function_end): Move expand_eh_return call
732 earlier. Merge sub-word complex values into a pseudo before
733 copying to the return hard register.
735 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
737 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
738 between different sizes.
740 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
744 * passes.c (init_optimization_passes): Register dump files for
747 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
749 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
750 * config/s390/s390.c (s390_overlap_p): New function.
751 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
752 peephole2, "*xc" peephole2): Added overlap check to the peephole2
755 2005-09-16 Richard Guenther <rguenther@suse.de>
757 * ipa-pure-const.c (static_execute): Free auxiliar information.
758 * ipa-type-escape.c (discover_unique_type): Free temporary key.
759 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
761 2005-09-15 DJ Delorie <dj@redhat.com>
763 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
765 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
767 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
769 (swap_commutative_operands_with_target): New.
771 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
773 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
776 (estimate_iters_using_array): New function.
777 * tree-data-ref.h (estimate_iters_using_array): Prototype
778 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
779 Use estimate_iters_using_array instead of analyze_array.
781 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
783 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
786 2005-09-15 Michael Matz <matz@suse.de>
788 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
790 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
792 PR tree-optimization/23835
793 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
794 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
796 2005-09-14 Richard Henderson <rth@redhat.com>
798 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
799 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
801 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
803 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
804 in the ARRAY_TYPE case.
806 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
808 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
810 2005-09-14 Uros Bizjak <uros@kss-loka.si>
813 * tree-vect-transform.c (vectorizable_operation): Return false for
814 scalar shift operations and for vector shift operations with
815 non-invariant shift arguments. Use scalar tree operand op1 as
816 a shift operand when vector shift insn pattern uses scalar shift
818 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
820 2005-09-14 Olivier Hainque <hainque@adacore.com>
822 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
823 value if it has side-effects.
825 2005-09-14 David Edelsohn <edelsohn@gnu.org>
828 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
830 2005-09-14 Alan Modra <amodra@bigpond.net.au>
832 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
833 passed as NAME as if it were label at start of function code.
835 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
837 * config/sh/sh.md (*movv4sf_i): Add general register cases to
840 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
842 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
843 as early clobber. Rewrite so the PIC register is not implicitly used.
845 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
847 * tree.c (annotate_with_file_line): Compare line numbers before
850 2005-09-13 Uros Bizjak <uros@kss-loka.si>
853 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
854 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
856 2005-09-13 Ian Lance Taylor <ian@airs.com>
858 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
859 than a HOST_WIDEST_INT to gen_doloop_begin.
861 2005-09-13 Diego Novillo <dnovillo@redhat.com>
863 * tree-dfa.c (dump_variable): Guard against NULL annotations.
865 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
867 PR tree-optimize/23817
868 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
870 2005-09-13 Alan Modra <amodra@bigpond.net.au>
873 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
874 word before changing the stack pointer. Use gen_frame_mem for MEMs.
875 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
876 (restore_stack_nonlocal): Likewise.
877 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
879 2005-09-12 Ian Lance Taylor <ian@airs.com>
882 * c.opt (ffriend-injection): New C++ option.
883 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
884 (C++ Dialect Options): Document -ffriend-injection.
886 2005-09-12 Josh Conner <jconner@apple.com>
889 * ipa-reference.c (static_execute): Don't mark variables in
890 named sections TREE_READONLY.
892 2005-09-12 Alan Modra <amodra@bigpond.net.au>
894 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
897 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
899 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
900 V_MUST_DEF instead of just the first_use_p.
901 Don't mark the virtual variables for renaming on the statement which
903 (pass_dse): Remove TODO_update_ssa.
905 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
908 * stor-layout.c (compute_record_mode): For records with a single
909 field, actually check the field's mode size against the type size.
911 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
912 registers for TARGET_SHMEDIA.
913 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
914 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
915 of GENERAL_REGS and FP_REGS.
917 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
919 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
921 2005-09-12 Alan Modra <amodra@bigpond.net.au>
923 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
924 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
925 are omitted. Exclude stack_tie insn too.
927 2005-09-11 David Edelsohn <edelsohn@gnu.org>
929 PR rtl-optimization/23098
930 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
932 * config/rs6000/rs6000.md (movdf splitter): Use
933 const_double_operand predicate for TARGET_POWERPC64.
934 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
935 SYMBOL_REF method to ABI_V4.
937 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
938 replace_equiv_address.
939 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
940 rs6000_sr_alias_set and MEM_NOTRAP.
941 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
943 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
945 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
946 handle CALL_EXPR again.
948 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
950 * arm/predicates.md (alignable_memory_operand): Delete.
952 2005-09-10 Richard Henderson <rth@redhat.com>
955 * dbxout.c (dbxout_expand_expr): New.
956 (dbxout_symbol): Use it.
958 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
960 * arm.c (arm_gen_rotated_half_load): Delete.
961 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
962 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
963 (thumb_set_return_address): Likewise.
964 (thumb_load_double_from_address): Use adjust_address.
965 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
966 (extendhsisi2_mem, movhi_bytes): Use change_address.
967 (movhi): Use widen_memory_access.
968 (reload_out_df): Use replace_equiv_address.
969 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
971 2005-09-09 Richard Henderson <rth@redhat.com>
974 * dbxout.c: Include expr.h.
975 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
976 (dbxout_symbol): Handle DECL_VALUE_EXPR.
977 * Makefile.in (dbxout.o): Add EXPR_H.
979 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
981 PR tree-optimization/23509
982 * tree-cfg.c (replace_uses_by): Use replace_exp.
983 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
984 pointers have name_mem_tag or type_mem_tag set.
986 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
988 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
989 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
990 of wrongly accessing operands.
992 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
994 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
995 * tree-chrec.c: Include tree-scalar-evolution.h.
996 (chrec_convert): Instantiate the base and step before calling
997 scev_probably_wraps_p that would fail on parametric evolutions.
998 Collect all the fails into a single section failed_to_convert,
999 print a diagnostic, and return chrec_dont_know instead of calling
1001 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1002 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1004 (scev_const_prop): Don't replace the definition of a loop closed ssa
1005 phi node by itself, or by another loop closed ssa phi node.
1006 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1007 that base and step are defined.
1009 2005-09-09 Richard Guenther <rguenther@suse.de>
1012 * fold-const.c (fold_ternary): Check truth_value_p before
1013 calling invert_truthvalue.
1015 2005-09-09 Nick Clifton <nickc@redhat.com>
1017 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1018 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1019 dimension of these arrays.
1020 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1022 * longlong.h: Only provide a prototype for the __clz_tab[] array
1023 if this header has not been included from libgcc2.h.
1024 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1026 Provide prototypes for exported functions.
1027 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1030 2005-09-08 Josh Conner <jconner@apple.com>
1034 * expr.c (expand_expr_addr_expr_1): Don't invoke
1035 expand_simple_binop for EXPAND_INITIALIZER.
1037 2005-09-08 Richard Henderson <rth@redhat.com>
1040 * toplev.c (wrapup_global_declaration_1): Split out ...
1041 (wrapup_global_declaration_2): ... from ...
1042 (wrapup_global_declarations): ... here. Return bool.
1043 (check_global_declaration_1): Split out ...
1044 (check_global_declarations): from here.
1045 (emit_debug_global_declarations): New.
1046 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1047 check_global_declaration_1, emit_debug_global_declarations): Declare.
1048 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1049 of decls. Call wrapup_global_declaration_1,
1050 wrapup_global_declaration_2, check_global_declaration_1 directly.
1051 (c_write_global_declarations_2): New.
1053 (c_write_global_declarations): Call c_write_global_declarations_2.
1054 * langhooks.c (write_global_declarations): Call
1055 emit_debug_global_declarations.
1057 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1058 remove decls that have DECL_RTL_SET_P.
1059 * passes.c (rest_of_decl_compilation): Invoke
1060 cgraph_varpool_finalize_decl for all but functions.
1062 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1064 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1065 the result of a conversion if the new min and max cannot be compared.
1067 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1069 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1070 (override_options): Setting s390_sr_alias_set removed.
1071 (save_fpr, save_gprs): Set alias set to vararg or frame.
1072 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1073 s390_sr_alias_set with get_frame_alias_set ().
1074 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1075 get_varargs_alias_set ().
1077 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1081 * c-parser.c (c_parser_objc_method_definition): If the next
1082 token is not "{", error out and don't start the function.
1084 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1086 * tree-vrp.c (extract_range_from_expr): Move the check for non
1087 nullness after the check for gimple invariant.
1089 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1091 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1093 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1096 * config/m32r.md (movmemsi_internal): Canonicalize order of
1097 operands in PLUS component of template.
1099 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1101 * reload1.c (fixup_eh_region_note): Remove assertion.
1102 (fixup_abnormal_edges): Reverted removal of call to
1103 find_many_sub_basic_blocks made on 2005-08-31.
1105 2005-09-07 Richard Henderson <rth@redhat.com>
1107 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1108 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1109 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1110 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1111 rearrange for better packing.
1112 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1113 (lookup_cfa_1): Remove inline marker.
1114 (cfa_equal_p): Split out of ...
1115 (def_cfa_1): ... here. Use INVALID_REGNUM.
1116 (build_cfa_loc): Handle !cfa->indirect.
1117 (frame_pointer_cfa_offset): New.
1118 (dbx_reg_number): Assert register elimination performed; do
1119 leaf register remapping.
1120 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1121 (eliminate_reg_to_offset): New.
1122 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1123 for verifiably local stack frame addresses; re-base to CFA.
1124 (mem_loc_descriptor): Remove can_use_fbreg argument.
1125 (concat_loc_descriptor, loc_descriptor): Likewise.
1126 (containing_function_has_frame_base): Remove.
1127 (rtl_for_decl_location): Don't do register elimination or
1128 leaf register remapping here.
1129 (secname_for_decl): Split out from ..
1130 (add_location_or_const_value_attribute): ... here.
1131 (convert_cfa_to_loc_list): New.
1132 (compute_frame_pointer_to_cfa_displacement): New.
1133 (gen_subprogram_die): Use them.
1134 * tree.h (frame_base_decl): Remove.
1135 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1136 (prologue_stack_adjust): Remove.
1137 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1138 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1139 (set_frame_base_location): Remove.
1140 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1141 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1142 (vt_add_function_parameters): Don't eliminate_regs.
1143 (vt_initialize): Don't create frame_base_decl.
1145 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1147 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1148 version of GNU binutils for 4.x and later.
1150 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1152 * ggc-page.c (ggc_push_context): Remove.
1153 (ggc_pop_context): Likewise.
1154 * ggc.h (ggc_push_context): Remove.
1155 (ggc_pop_context): Likewise.
1157 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1160 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1161 returning from an interrupt handler.
1163 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1166 * config/arc/arc.c (output_shift): Add check for loop count when
1169 2005-09-06 Steven Bosscher <stevenb@suse.de>
1171 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1173 (abs_replacement): Likewise.
1174 (pass_phiopt): Remove TODO_update_ssa.
1176 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1179 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1180 if "return with no value, in function returning non-void" warning
1182 * tree-cfg.c (execute_warn_function_return): Don't look at
1183 RETURN_EXPRs with TREE_NO_WARNING set.
1186 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1187 for internal functions doesn't use registers used by global registers
1188 variables. Use fewer register parameters if there are global register
1191 2005-09-06 Olivier Hainque <hainque@adacore.com>
1192 Eric Botcazou <ebotcazou@adacore.com>
1195 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1196 when we would be extracting outside its bit span (bitpos+bitsize
1197 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1198 Ada unchecked conversions.
1200 2005-09-06 Steven Bosscher <stevenb@suse.de>
1202 * tree-ssa-pre.c (try_look_through_load): New function.
1203 (compute_avail): Use it to try to look through loads for some
1204 more useful expressions.
1206 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1208 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1209 condition for detecting cases like (a&a) and (a^a).
1211 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1213 * common.opt: Add option ftree-vect-loop-version.
1214 * params.def: Add --param vect-max-version-checks.
1215 * doc/invoke.texi: Document ftree-vect-loop-version and
1216 --param vect-max-version-checks.
1217 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1218 may_misalign_stmts and defines for accessors.
1219 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1220 LOOP_VINFO_MAY_MISALIGN_STMTS.
1221 (destroy_loop_vec_info): VEC_free for
1222 LOOP_VINFO_MAY_MISALIGN_STMTS.
1223 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1224 Update documentation.
1225 (vect_update_misalignment_for_peel): New.
1226 (vect_enhance_data_refs_alignment): Update to choose loop
1227 peeling or loop versioning if appropriate for the (potentially)
1228 unaligned data references in the loop.
1229 (vect_analyze_data_refs_alignment): Remove call to
1230 vect_enhance_data_refs_alignment so the checks can be done
1232 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1233 and move up call to vect_analyze_data_refs_alignment.
1234 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1235 (vect_transform_loop): Add call to loop_version.
1237 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1239 PR rtl-optimization/23098
1240 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1241 * simplify-rtx.c (constant_pool_reference_p): New function.
1242 * rtl.h (constant_pool_reference_p): New prototype.
1243 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1244 constant_pool_reference_p in condition and
1245 avoid_constant_pool_reference in preparation statements.
1247 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1249 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1250 STRICT_LOW_PART SETs.
1252 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1255 * except.c (sjlj_emit_function_enter): Find the function begin
1256 note even when it's not in first basic block.
1258 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1260 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1261 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1262 * aclocal.m4: Regenerate.
1264 2005-09-05 DJ Delorie <dj@redhat.com>
1266 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1269 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1271 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1272 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1273 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1274 Follow spelling conventions.
1275 * doc/invoke.texi: Follow spelling conventions.
1277 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1279 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1280 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1281 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1283 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1286 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1287 (output_stack_adjust): Use gen_tmp_stack_mem.
1288 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1289 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1290 (sh_get_pr_initial_val): Likewise.
1291 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1292 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1293 * sh.md (divsi_inv_m0): Use gen_const_mem.
1294 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1295 (movdf_i4+1): Use gen_tmp_stack_mem.
1296 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1297 (fpu_switch+2): Likewise.
1298 (movv4sf_i, movv16sf_i): Use adjust_address.
1299 (symGOT_load): Set MEM_NOTRAP_P bit.
1301 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1304 * pa.c (emit_move_sequence): Fix typo in last change.
1306 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1308 PR rtl-optimization/23454
1309 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1312 2005-09-03 Richard Henderson <rth@redhat.com>
1313 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1316 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1319 2005-09-02 Nicolas Pitre <nico@cam.org>
1321 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1322 to bit_count to 32 bits.
1324 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1327 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1328 generating synthetic loads from volatile lvalues.
1330 005-09-02 Nick Clifton <nickc@redhat.com>
1332 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1333 __ctzhi2, __clzhi2): New functions.
1335 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1338 * tree-nested.c (struct var_map_elt): Mark with GTY.
1339 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1341 (lookup_field_for_decl): Allocate new element in GC memory.
1342 (lookup_tramp_for_decl): Likewise.
1343 (convert_nl_goto_reference): Likewise
1344 (create_nesting_tree): Allocate info in GC memory. Likewise for
1346 (free_nesting_tree): Free with ggc_free instead of free.
1347 (root): New static variable.
1348 (lower_nested_functions): Remove root as local variable. And zero out
1349 root at the end of the function.
1351 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1353 PR rtl-optimization/20365
1354 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1355 to short. New member ix.
1356 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1357 (simplify_plus_minus): Initialize ix members before calling qsort.
1359 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1361 PR tree-optimization/23626
1362 * tree-cfg.c (replace_uses_by): Clean up eh info.
1364 2005-09-01 DJ Delorie <dj@redhat.com>
1366 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1369 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1371 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1372 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1375 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1377 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1378 do not issue warning for a variable definition following
1381 2005-09-01 Richard Henderson <rth@redhat.com>
1384 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1385 conversion to CONST_VECTOR.
1387 2005-09-01 Richard Henderson <rth@redhat.com>
1390 * reload1.c (reload_as_needed): Check !CALL_P before calling
1391 fixup_eh_region_note.
1392 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1394 2005-09-01 DJ Delorie <dj@redhat.com>
1396 * varasm.c (output_constant): Let the target resolve
1397 conversions of addresses to non-default pointer sizes.
1399 2005-09-01 Nicolas Pitre <nico@cam.org>
1401 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1402 to alow matching ARM pre-indexed addressing mode.
1403 (arm_override_options): Remove now irrelevant comment.
1405 2005-09-01 Phil Edwards <phil@codesourcery.com>
1407 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1408 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1409 * config/i386/vxworks.h: Likewise.
1410 * config/i386/t-vxworksae: New file, for VxWorks AE.
1411 * config/i386/vxworksae.h: Likewise.
1413 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1415 PR tree-optimization/23410
1416 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1417 sequence is not wrapping during the first step.
1419 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1422 * dwarf2out.c (base_type_die): Compare char_type_node with
1423 TYPE_MAIN_VARIANT (type), not type.
1425 2005-09-01 Richard Guenther <rguenther@suse.de>
1427 PR tree-optimization/15366
1428 * common.opt: Add -finline-functions-called-once.
1429 Put -fearly-inlining in alphabetically ordered place.
1430 * doc/invoke.texi: Document new option.
1431 * ipa-inline.c (cgraph_decide_inlining): Honour
1432 flag_inline_functions_called_once.
1434 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1436 PR rtl-optimization/23478
1437 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1438 (alloc_qty): Initialize it.
1439 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1440 (combine_regs): Combine also n_throwing_calls_crossed fields.
1441 (find_free_reg): Don't attempt to caller-save pseudos crossing
1442 calls that might throw.
1443 * global.c (struct allocno): Add throwing_calls_crossed field.
1444 (global_alloc): Revert 2005-08-22 change. Initialize
1445 throwing_calls_crossed.
1446 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1449 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1452 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1453 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1454 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1455 (and64_2_operand): Tweak to use predicate.
1456 (and_operand): Adjust for mask_operand changes.
1457 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1458 (print_operand): Likewise.
1459 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1460 (mask64_1or2_operand): Delete.
1461 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1462 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1463 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1464 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1465 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1466 (rotldi3_internal4): Likewise.
1467 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1468 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1469 (ashldi3_internal7): Likewise.
1470 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1471 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1472 (anddi3 split): Don't match mask64_operand.
1473 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1474 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1475 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1476 't' splitter predicate.
1477 (movdi_internal64 + 2): Revert 2005-06-11 change.
1479 2005-08-31 DJ Delorie <dj@redhat.com>
1481 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1482 (m32c_asm_integer): Add support for 32 bit pointers.
1484 2005-08-31 Richard Henderson <rth@redhat.com>
1486 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1487 component-like references for setting MEM_NOTRAP_P.
1489 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1490 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1492 2005-08-31 Richard Henderson <rth@redhat.com>
1494 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1495 into a pseudo before applying gen_lowpart.
1497 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1499 * doc/install.texi (Specific): Update cctools version required
1500 for full functionality.
1501 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1502 linkers as -macosx_version_min.
1504 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1507 * sh.c (print_operand, %R and %S): Add handling of floating point
1508 registers, memory, constants and invalid operands.
1510 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1512 * ipa-pure-const.c: Change dump name.
1514 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1517 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1518 to "reg_or_0_operand".
1519 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1521 2005-08-31 Dale Johannesen <dalej@apple.com>
1523 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1524 loops that count down.
1526 2005-08-31 Richard Henderson <rth@redhat.com>
1529 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1530 (fixup_eh_region_note): New.
1531 (reload_as_needed): Call it.
1532 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1533 don't call find_many_sub_basic_blocks; call verify_flow_info.
1534 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1535 (keep_stack_depressed): Likewise.
1536 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1538 2005-08-31 Richard Henderson <rth@redhat.com>
1540 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1543 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1545 * expr.c (expand_expr_real_1): Compare size of address
1546 mode to target's address mode size in deciding expansion of
1547 the constant address.
1549 2005-08-31 Richard Guenther <rguenther@suse.de>
1552 * expr.c (all_zeros_p): New function.
1553 (expand_expr_real_1): Handle the case of an all-zero
1554 non-addressable constructor separately.
1556 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1558 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1559 arguments, adjust all callers.
1560 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1562 2005-08-30 Richard Henderson <rth@redhat.com>
1565 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1566 whenever the mode sizes match.
1568 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1570 * calls.c (load_register_parameters): Fix comment typo.
1571 * expr.c (emit_push_insn): Comment formatting.
1573 2005-08-30 Ian Lance Taylor <ian@airs.com>
1575 * config/i386/x-cygwin (host-cygwin): Change dependency from
1576 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1578 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1580 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1583 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1586 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1587 call to ggc_collect.
1589 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1592 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1593 beginning. Remove $(INCLUDES) from all the rules, if following
1594 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1596 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1599 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1600 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1601 not constant, but maxlen is, don't set len to maxlen, rather
1602 set maxlen to len if len is a constant.
1604 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1606 PR tree-optimization/23475
1607 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1610 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1612 Fix PR middle-end/22455
1614 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1615 Checksum only the parts of the tree that exist for the tree code.
1617 2005-08-28 Dale Johannesen <dalej@apple.com>
1619 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1621 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1623 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1625 2005-08-28 Richard Henderson <rth@redhat.com>
1627 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1628 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1631 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1634 * builtins.c (get_memory_rtx): Don't strip nops
1635 in between COMPONENT_REFs.
1637 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1640 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1642 (gimplify_modify_expr): Check for zero sized types and gimplify the
1643 rhs and lhs as statements.
1645 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1648 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1649 state for return address column of signal frames.
1651 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1654 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1655 bytes >= 2 not bytes == 2.
1656 (expand_block_move): Same.
1658 2005-08-27 Richard Guenther <rguenther@suse.de>
1661 * config/i386/sse.md (sse2_movsd): Add missing closing
1664 2005-08-27 Paul Brook <paul@codesourcery.com>
1666 * genrecog.c (enum decision_type): Add DT_num_insns.
1667 (struct decision_test): Add u.num_insns.
1668 (add_to_sequence): Add DT_num_insns test.
1669 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1670 (write_cond, debug_decision_2): Ditto.
1671 (change_state): Assume peep2_next_insn never fails.
1672 Remove "afterward" argument.
1673 (write afterward, write_tree): Update to match.
1674 * recog.c (peep2_current_count): New variable.
1675 (peep2_next_insn): Check it.
1676 (peephole2_optimize): Set peep2_current_count.
1677 * recog.h (peep2_current_count): Declare.
1679 2005-08-26 Josh Conner <jconner@apple.com>
1682 * ipa-pure-const.c (check_tree): Check for volatile-ness
1683 when considering a dereference.
1685 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1687 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1689 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1691 PR rtl-optimization/23561
1692 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1693 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1694 at most LEN bytes long memory fits into the field.
1695 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1696 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1697 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1699 2005-08-26 Richard Henderson <rth@redhat.com>
1702 * loop.c (biased_biv_may_wrap_p): New.
1703 (maybe_eliminate_biv_1): Use it to suppress non-equality
1704 comparison transformations. Delete disabled code.
1706 2005-08-26 Ian Lance Taylor <ian@airs.com>
1708 * combine.c (make_extraction): Avoid reference outside object.
1710 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1712 * stor-layout.c (finalize_type_size): Restore behaviour for
1713 non-aggregate types to the status quo ante of the patch for
1714 pr 23467. Document why it matters.
1716 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1719 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1720 array by one element, initialize the BT_LAST element with NULL.
1722 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1724 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1725 optimizing for size.
1727 (compare_plus_eqsi): Same.
1728 (plus_eqsi_compare): Same.
1729 (neg_eq0<mode>): Same.
1730 (neg_eq<mode>): Same.
1732 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1735 2005-08-26 Nick Clifton <nickc@redhat.com>
1737 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1738 TARGET_EP is not defined.
1739 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1740 TARGET_EP is enabled.
1741 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1742 * config/v850/v850.md (save_all_interrupt): Only use the EP
1743 register if TARGET_EP is defined.
1744 (restore_all_interrupt): Likewise.
1745 * config/v850/lib1funcs.asm: Update functions so that the EP
1746 register is only used if __EP__ is defined.
1748 2005-08-26 David Ung <davidu@mips.com>
1750 * config/mips/mips.c (mips_expand_prologue): Handle case when
1751 generating for MIPS16 and the outgoing argument area is more than
1752 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1755 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1757 * config/crx/crx.md: Make doloop_end pattern usage controllable
1758 via mloop-nesting=<max-nesting> command line switch. Make sure
1759 the combiner cannot use doloop_end_<mode> in an illegal way.
1760 * config/crx/crx.c: Use regs up to r6 for argument passing.
1761 Refine crx_address_cost (non cst4 displacements are expensive).
1762 * config/crx/crx.opt: Add switch for mloop-nesting=.
1764 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1766 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1767 (UNSPEC_MVST): New constant.
1769 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1771 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1772 Reject operands containing eliminable registers.
1773 * testsuite/gcc.dg/20050825-1.c: New testcase.
1775 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1776 Jan Hubicka <jh@suse.cz>
1778 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1780 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1782 PR tree-optimization/23546
1783 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1786 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1788 * params.def (PARAM_MIN_SPEC_PROB): New.
1789 * sched-rgn.c (MIN_PROBABILITY): Delete.
1790 (compute_trg_info): Convert to PARAM_VALUE.
1791 * doc/invoke.texi (param): Document min-spec-prob.
1793 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1795 * config/darwin.h: define __PIC__
1796 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1797 TARGET_OS_CPP_BUILTINS macro.
1799 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1801 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1804 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1806 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1808 * cfghooks.c (duplicate_block): Added position where to place
1809 new block as argument.
1810 * cfghooks.h (duplicate_block): Declaration changed.
1811 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1813 * cfglayout.h (copy_bbs): Declaration changed.
1814 * cfgloop.h (loop_version): Declaration changed.
1815 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1816 position to copy_bbs.
1817 (loop_version): Pass position to duplicate_loop_to_header_edge.
1818 Add place_after argument and position new blocks according to
1820 * modulo-sched.c (sms_schedule): Pass place_after argument
1822 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1823 * tree-cfg.c (split_edge_bb_loc): New function.
1824 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1825 to determine position of new blocks.
1826 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1828 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1829 argument to duplicate_block.
1830 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1831 Pass position to copy_bbs.
1833 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1835 * fold-const.c (ptr_difference_const): Use
1836 cst_and_fits_in_hwi instead of host_integerp.
1838 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1840 * config/darwin.c (gen_pic_offset): New.
1841 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1844 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1846 PR tree-optimization/23486
1847 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1849 2005-08-23 Phil Edwards <phil@codesourcery.com>
1851 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1852 remove use_collect2.
1853 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1855 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1856 configuration files to override the default value.
1858 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1859 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1860 * config/vx-common.h: New file, split out from...
1861 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1862 * config/vxworksae.h: New file, for VxWorks AE.
1863 * config/vxworks.opt: New file.
1864 * config/vxlib.c: Update for VxWorks 6.
1866 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1867 other MULTILIB_* variables appropriately.
1868 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1869 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1870 * config/rs6000/vxworks.h: Update for VxWorks 6.
1871 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1873 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1876 * config/darwin.c (machopic_select_section): Remove the hack to
1877 mark "::operator new" and "::operator delete" for coalescing
1878 even though they are not weak.
1880 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1882 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1883 * configure: Regenerate.
1885 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1888 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1890 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1891 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1894 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1896 * config/rs6000/predicates.md (equality_operator): New.
1897 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1898 comparison with a large constant.
1900 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1902 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1904 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1906 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1907 registers is even, and we have a hardware double precision fp,
1909 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1910 size of current argument when checking if argument was passed in
1913 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1916 * stor-layout.c (finalize_type_size): Dont override
1917 existing alignment with a smaller alignment from the mode.
1919 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1921 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1922 * lambda.h (lambda_vector_lexico_pos): ... here.
1923 * tree-data-ref.c (build_classic_dist_vector): Return false when
1924 the distance vector is lexicographically negative.
1926 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1928 PR tree-optimization/23511
1929 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1930 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1932 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1934 PR tree-optimization/22043
1935 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1936 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1937 If ALLOW_FLEXARR, handle types ending with flexible array member.
1938 Pass false as second argument to recursive count_type_elements calls.
1939 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1940 argument to count_type_elements call.
1941 * tree-sra.c (decide_block_copy): Likewise.
1942 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1943 for a constant-sized object, set cleared as well. Pass true as
1944 second argument to count_type_elements call.
1946 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1949 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1950 from legitimate_small_data_p, and make global. Update use.
1951 Remove forward declaration.
1952 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1954 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1956 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1958 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1959 of scratch intermediates.
1960 (eq<mode>_compare): Same.
1961 (neg_eq0<mode>): New.
1962 (neg_eq<mode>): Convert to define_insn_and_split.
1964 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1967 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1968 stdarg functions, set/clear the fp marker even when no variable
1970 * config/rs6000/sysv4.opt (mprototype): Describe.
1972 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1974 PR rtl-optimization/23478
1975 * regs.h (reg_info): Add throw_calls_crossed.
1976 (REG_N_THROWING_CALLS_CROSSED): Define.
1977 * flow.c (allocate_reg_life_data): Initialize
1978 REG_N_THROWING_CALLS_CROSSED.
1979 (propagate_one_insn, attempt_auto_inc): Update
1980 REG_N_THROWING_CALLS_CROSSED.
1981 * global.c (global_alloc): Don't allocate pseudos across
1982 calls that may throw.
1984 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1987 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1988 value is inbetween the range if we did not find an exact match.
1990 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1992 * doc/invoke.texi (Option Summary): Add ms1 options.
1993 * doc/extend.texi: Document interrupt handler attribute for ms1.
1994 * doc/md.texi: Document ms1 constraints.
1995 * config.gcc: Add ms1-*-elf.
1996 * config/ms1/ms1.h: New.
1997 * config/ms1/ms1.c: New.
1998 * config/ms1/ms1.md: New.
1999 * config/ms1/ms1-protos.h: New.
2000 * config/ms1/ABI.txt: New.
2001 * config/ms1/crti.asm: New.
2002 * config/ms1/crtn.asm: New.
2003 * config/ms1/lib2extra-funcs.c: New.
2004 * config/ms1/t-ms1: New.
2005 * config/ms1/ms1.opt: New.
2007 2005-08-22 Ira Rosen <irar@il.ibm.com>
2009 * config/rs6000/altivec.md (xorv4sf3): New.
2010 (negv4sf2, neg<mode>2): Likewise.
2012 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2015 * config/ia64/ia64.md (divsi3): Check divide by zero.
2016 (udivsi3): Likewise.
2018 (udivdi3): Likewise.
2020 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2022 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2023 up to elem_bitsize bits, not max_bitsize.
2025 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2027 PR tree-optimization/23433
2028 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2029 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2031 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2033 PR tree-optimization/23434
2034 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2035 the iteration bound is not an INTEGER_CST.
2037 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2039 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2040 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2041 NULL if need_epilog_adjust is false.
2042 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2043 Case 3 always peels first itration, not just for PLUS case, and no need
2044 to use scalar_initial_def here. Create an epilog adjustment only if
2045 scalar_initial_def is not NULL.
2047 (vectorizable_reduction): Remove assert.
2049 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2052 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2053 (__moddi3): Likewise.
2054 (__udivdi3): Likewise.
2055 (__umoddi3): Likewise.
2056 (__divsi3): Likewise.
2057 (__modsi3): Likewise.
2058 (__udivsi3): Likewise.
2059 (__umodsi3): Likewise.
2061 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2063 * tree-pass.h (TDF_GRAPH): Define.
2064 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2065 * passes.c (finish_optimization_passes): Only call
2066 finish_graph_dump_file if TDF_GRAPH is set.
2067 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2068 NULL. Set TDF_GRAPH bit.
2069 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2071 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2073 * arm.h (arm_stack_offsets): Add locals_base field.
2074 * arm.c (arm_get_frame_offsets): Compute it.
2075 (thumb_compute_initial_elimination offset): Make the Thumb frame
2076 pointer point to the base of the local variables.
2077 (thumb_expand_prologue): Update accordingly.
2078 (thumb_expand_epilogue): Likewise.
2080 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2081 mode of clobbered scratch to DImode. Handle a case that's known to
2084 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2086 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2087 (gt0<mode>_compare): Delete.
2088 (neg_gt0<mode>): Delete.
2090 2005-08-19 Eric Christopher <echristo@apple.com>
2092 * optabs.h: Change CTI_ to COI_.
2095 2005-08-19 James E Wilson <wilson@specifix.com>
2097 * builtins.c (expand_builtin_return_addr): Set
2098 current_function_accesses_prior_frames when count != 0. Use
2099 frame_pointer_rtx when count == 0.
2100 * function.h (struct function): Add accesses_prior_frames field.
2101 (current_function_accesses_prior_frames): Define.
2102 * reload1.c (init_elim_table): Check
2103 current_function_accesses_prior_frames.
2104 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2106 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2108 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2109 indicator. Return true if the flowgraph changed during
2112 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2115 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2116 conditional expression before testing its value.
2118 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2120 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2122 2005-08-19 Devang Patel <dpatel@apple.com>
2124 PR tree-optimization/23048
2125 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2126 third parameter. Check whether latch is dominated by exit
2128 (if_convertible_loop_p): Supply exit block itself to
2129 if_convertible_bb_p.
2131 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2134 * arm.md (arm_load_pic_register): Change argument to the mask of
2135 saved registers. Call thumb_find_work_register if we need a
2136 scratch register on Thumb.
2137 (arm_expand_prologue): Pass empty register set to
2138 arm_load_pic_register.
2139 (thumb_expand_prologue): Pass live_regs_mask directly to
2140 arm_load_pic_register.
2141 * arm-protos.h (arm_load_pic_register): Update prototype.
2143 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2145 * sh.c (find_sole_member): New function.
2146 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2147 if the record's alignment is larger than the size of its only member.
2149 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2152 * arm.c (thumb_legitimize_reload_address): New function.
2153 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2154 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2156 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2158 * config/crx/crx.c: Implement crx_decompose_address. Reject
2159 symbolic displacements since CRX register relative adressing
2160 mode can't handle unsigned 32-bit values as displacements.
2161 * config/crx/crx.h: Simplify definitions, remove redundant
2162 parenthesis and obsolete macros.
2163 * config/crx/crx.opt: Add new switch for debugging addresses.
2164 * config/crx/crx-protos.h: Add new declarations for above.
2166 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2169 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2172 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2174 * collect2.c (dup2): Delete.
2175 * configure.ac: Don't check for dup2.
2177 * config.in, configure: Regenerate.
2179 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2181 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2182 record with the type of its only member.
2184 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2186 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2187 define_insn_and_split.
2188 (plus_ltu<mode>_compare): Same.
2189 (gtu<mode>_compare): Same.
2190 (plus_gtu<mode>_compare): Same.
2192 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2194 PR tree-optimization/22228
2195 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2197 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2198 are recorded in vect_vnames_to_rename for renaming.
2199 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2200 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2201 in vect_vnames_to_rename.
2202 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2203 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2205 2005-08-18 Jan Hubicka <jh@suse.cz>
2208 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2209 info only for local statics, not for member variables.
2211 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2213 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2215 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2217 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2219 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2222 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2224 2005-08-17 James E Wilson <wilson@specifix.com>
2226 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2229 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2231 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2232 (leu<mode>_compare): Same.
2233 (plus_leu<mode>): Same.
2234 (neg_leu<mode>): Same.
2235 (and_neg_leu<mode): Same.
2236 (ltu<mode>_compare): Same.
2237 (plus_ltu<mode>): Same.
2239 (geu<mode>_compare): Same.
2240 (plus_geu<mode>): Same.
2241 (neg_geu<mode>): Same.
2242 (and_neg_geu<mode>): Same.
2243 (plus_gt<mode>): Same.
2244 (gtu<mode>_compare): Same.
2245 (plus_gtu<mode>): Same.
2247 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2249 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2250 Move call_table_data to end. Delete spurious .text.
2251 (callt_save_all_interrupt): Fix comment typo.
2253 2005-08-17 James E Wilson <wilson@specifix.com>
2254 Kevin Winchester <winchester@amirix.com>
2257 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2259 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2262 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2263 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2265 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2267 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2268 record with the type of its only member if the modes don't match.
2270 * varasm.c (decode_reg_name): Skip empty additional register names.
2272 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2274 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2275 lsm_tmp_name_length): New.
2276 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2277 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2279 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2280 Andreas Krebbel <krebbel1@de.ibm.com>
2282 * config.gcc: Added z9-109 switch.
2283 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2284 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2285 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2286 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2287 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2288 for "z9_109" cpu attribute.
2289 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2290 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2291 (s390_handle_arch_option): Added z9-109 switch.
2292 (override_options): Set respective cost function for z9-109.
2293 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2294 (legitimate_reload_constant_p): Accept extended immediates.
2295 (print_operand): Three new output modifiers added: k, m and o.
2296 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2297 (s390_output_mi_thunk): Use extended immediate when possible.
2298 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2299 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2300 (CONSTRAINT_LEN): Added length of O constraint.
2301 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2302 * config/s390/s390.md ("cpu"): New value z9_109 added.
2303 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2304 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2305 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2306 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2307 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2308 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2309 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2310 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2311 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2312 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2313 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2314 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2315 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2316 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2317 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2319 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2320 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2321 insns for TARGET_EXTIMM.
2323 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2325 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2327 2005-08-17 Nick Clifton <nickc@redhat.com>
2329 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2330 Call default_encode_section_info.
2332 2005-08-17 Steven Bosscher <stevenb@suse.de>
2334 PR tree-optimization/21574
2335 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2336 constant, return CONSTANT.
2337 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2338 (ccp_fold, visit_assignment): Likewise.
2339 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2341 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2343 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2344 fold_buildN instead of buildN then fold_initializer or fold.
2345 (build_unary_op): Likewise.
2346 (build_binary_op): Likewise.
2347 * fold-const.c (fold_initializer): Remove.
2348 (fold_build1_initializer): New function.
2349 (fold_build2_initializer): New function.
2350 (fold_build3_initializer): New function.
2351 * tree.h (fold_initializer): Remove.
2352 (fold_build1_initializer): New function.
2353 (fold_build2_initializer): New function.
2354 (fold_build3_initializer): New function.
2356 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2358 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2359 (try_move_mult_to_index): Call fold_build2 instead of build2.
2360 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2361 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2362 fold_binary_to_constant.
2363 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2365 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2366 check if A == gcd (A, B). Remove TYPE argument.
2367 (analyze_offset) Use fold_build2 instead of fold (build.
2368 (create_data_ref): Likewise.
2369 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2370 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2373 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2375 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2376 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2378 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2381 * gimplify.c (zero_sized_type): New function.
2382 (gimplify_modify_expr_rhs): If we have a zero sized type,
2383 replace the statement with an empty statement.
2385 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2387 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2390 2005-08-16 Ian Lance Taylor <ian@airs.com>
2392 * doc/tm.texi (Label Output): Correct typo.
2394 2005-08-16 Steven Bosscher <stevenb@suse.de>
2397 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2398 force_operand will work later on using have_insn_for.
2400 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2402 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2404 2005-08-16 Ian Lance Taylor <ian@airs.com>
2407 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2408 vector type, don't try to construct it element by element. Add an
2409 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2411 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2413 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2415 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2417 * doc/invoke.texi (Precompiled Headers): Document some more options
2418 which are known to be safe.
2420 2005-08-16 James E Wilson <wilson@specifix.com>
2422 PR tree-optimization/21105
2423 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2424 TREE_OVERFLOW check.
2426 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2428 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2429 (neg_ltu<mode>): Same.
2431 (neg_gtu<mode>): Same.
2433 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2435 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2436 (fold_builtin_isdigit): Use fold_buildN.
2437 (build_function_call_expr): Likewise.
2438 * c-typeck.c (c_finish_loop): Likewise.
2440 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2441 Richard Shann <rshann@superh.com>
2443 PR middle-end/20396:
2444 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2446 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2448 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2450 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2453 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2454 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2457 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2460 * fold-const.c (build_range_check): Disable optimization for function
2461 pointer expressions on targets that require function pointer
2464 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2466 * simplify-rtx.c (simplify_const_relational_operation): When
2467 extracting arguments of a COMPARE, recompute the mode as well.
2469 2005-08-15 Ian Lance Taylor <ian@airs.com>
2471 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2473 2005-08-15 DJ Delorie <dj@redhat.com>
2475 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2477 (movsi_splittable): Allow, but split, moves to the stack.
2478 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2481 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2483 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2484 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2485 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2487 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2488 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2489 Delete HOST_PTR_PRINTF.
2491 * configure, config.in: Regenerate.
2493 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2495 * config/rs6000/rs6000.md (QHSI): New mode macro.
2496 (wd): Extend mode attr for QImode and HImode
2497 (dbits): New mode attr.
2498 (zero_extend<mode>di2): Convert to mode macro.
2500 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2503 * doc/invoke.texi (-mgnu-ld): Update description.
2506 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2509 * Makefile.in (tree-chrec.o): Depends on real.h.
2510 * tree-chrec.c: Include real.h.
2511 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2512 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2513 * tree-scalar-evolution.c (add_to_evolution_1,
2514 interpret_rhs_modify_expr): Ditto.
2516 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2519 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2520 step is negative compute the estimation from init downwards to zero.
2522 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2524 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2526 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2528 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2530 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2531 Accept double-word constants that can be split.
2532 * config/s390/s390.md ("movti"): Use 'P' constraint.
2533 ("*movdi_31", "*movdf_31"): Likewise.
2535 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2537 Fix PR tree-optimization/22615
2539 * tree-ssa-structalias.c (solution_set_add): Handle
2540 first_vi_for_offset returning NULL.
2541 (do_da_constraint): Ditto.
2542 (do_sd_constraint): Ditto.
2543 (do_ds_constraint): Ditto
2544 (find_func_aliases): Ditto.
2545 (build_constraint_graph): RHS is allowed be ANYTHING.
2546 (first_vi_for_offset): Return NULL if we couldn't find anything at
2549 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2551 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2552 over memory as first operand.
2554 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2557 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2558 available for setting it.
2560 2005-08-14 Ira Rosen <irar@il.ibm.com>
2562 PR tree-optimization/23320
2563 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2564 data-refs' types instead of base object nullness. Add check for
2565 pointer type data-refs before first location comparison. Remove
2568 2005-08-14 Andreas Schwab <schwab@suse.de>
2570 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2572 2005-08-13 James E Wilson <wilson@specifix.com>
2574 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2575 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2576 -fstack-protector-all, --param ssp-buffer-size): Document.
2577 (-Wvariadic-macros): Alphabetize.
2578 (-fsched-stalled-insns-dep): Add missing 'f'.
2580 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2583 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2585 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2586 or indirect address operand.
2587 (EXTRA_ADDRESS_CONSTRAINT): New.
2588 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2590 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2592 PR tree-optimization/22236
2593 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2594 successors and predecessors.
2595 * tree-chrec.c (chrec_convert): Before converting, check that
2596 sequences don't wrap.
2597 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2598 (analyze_array): Extern.
2599 (find_data_references_in_loop): Remove call to
2600 compute_estimated_nb_iterations.
2601 * tree-data-ref.h (analyze_array): Declared.
2602 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2603 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2604 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2605 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2607 * tree-ssa-loop-ivcanon.c: Fix documentation.
2608 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2609 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2610 (infer_loop_bounds_from_undefined): New.
2611 (estimate_numbers_of_iterations_loop): Use
2612 infer_loop_bounds_from_undefined.
2613 (used_in_pointer_arithmetic_p): New.
2614 (scev_probably_wraps_p): Pass an extra parameter. Call
2615 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2616 (convert_step): Fix documentation.
2617 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2618 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2619 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2620 scev_probably_wraps_p.
2622 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2624 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2625 (s390_register_info): Ignore clobbered_regs information for fixed
2626 registers, and only fixed registers.
2627 (s390_init_frame_layout): Remove redundant call.
2629 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2631 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2632 description of -Wold-style-casts.
2634 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2635 Jakub Jelinek <jakub@redhat.com>
2637 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2638 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2639 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2640 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2641 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2642 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2643 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2644 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2645 ("stack_protect_set", "stack_protect_test"): New expanders.
2646 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2647 "stack_protect_testdi"): New insn definitions.
2649 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2651 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2653 2005-08-12 Paul Brook <paul@codesourcery.com>
2655 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2657 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2659 * config/s390/predicates.md (setmem_operand): New predicate.
2660 (shift_count_operand): Accept ANDs with special constants as
2662 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2663 with special constants.
2664 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2665 shift_count_operand with setmem_operand.
2667 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2669 * config/s390/s390.c (s390_extract_part, s390_single_part):
2671 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2672 (s390_output_mi_thunk): Don't use lg on 31 bit.
2673 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2674 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2676 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2678 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2679 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2680 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2681 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2682 with one of the new macros.
2684 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2686 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2687 Don't set save_return_addr_p.
2688 (s390_register_info): Make clobbered_regs not depending on
2691 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2693 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2694 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2696 2005-08-11 James E. Wilson <wilson@specifix.com>
2698 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2700 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2702 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2703 locations gathered by var-tracking in single entry loc_list
2704 over loc_descriptor_from_tree.
2706 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2707 pass it down to loc_descriptor.
2708 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2709 (containing_function_has_frame_base): Move earlier in the file.
2710 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2711 instead of always assuming fbreg can't be used.
2713 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2715 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2716 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2717 Accept address wrapped in AND for Altivec.
2718 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2719 Strip AND wrapping offset address for Altivec.
2721 2005-08-11 Richard Henderson <rth@redhat.com>
2724 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2725 before using TYPE_IS_SIZETYPE.
2727 2005-08-11 Richard Henderson <rth@redhat.com>
2730 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2731 insn types not present on ev4.
2732 (alphaev5_insn_pipe): Similarly.
2734 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2737 * arm.c (arm_override_options): If the user has selected callee-super-
2738 interworking, then enable normal interworking.
2740 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2742 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2745 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2747 * doc/rtl.texi: Fix two typos.
2749 2005-08-11 Richard Guenther <rguenther@suse.de>
2752 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2753 cases where we call to/from functions returning void.
2755 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2758 * tree.c (build_pointer_type_for_mode): Robustify.
2760 2005-08-10 James E Wilson <wilson@specifix.com>
2762 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2763 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2765 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2768 2005-08-10 Eric Christopher <echristo@apple.com>
2770 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2771 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2774 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2777 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2778 for the high part when generating dynamic-no-pic code.
2780 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2782 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2783 (x86_64-*-linux*): Likewise.
2785 * config/i386/crtfastmath.c: New file.
2786 * config/i386/t-crtfm: Likewise.
2788 * config/i386/linux.h (ENDFILE_SPEC): New.
2789 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2791 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2794 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2796 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2797 (vec_shl, vec_shr): Document new operations.
2798 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2800 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2802 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2803 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2804 change predicate to indexed_or_indirect_address.
2806 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2808 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2809 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2810 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2811 and __aeabi_uwrite8.
2812 * config/arm/unaligned-funcs.c: New file.
2813 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2815 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2817 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2819 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2820 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2822 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2823 * final.c (pass_shorten_branches): Add dump.
2824 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2825 (pass_life): Rename dump.
2826 (rest_of_handle_flow2): Remove initial verify_flow_info.
2827 * function.c (pass_instantiate_virtual_regs): Add dump.
2828 * integrate.c (pass_initial_value_sets): Add dump.
2829 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2830 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2831 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2832 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2833 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2834 gate_rtl_unrool_and_peel_loops): New.
2835 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2836 rtl_doloop): Do not look at flags.
2837 * mode-switching.c (pass_mode_switching): Add dump.
2838 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2839 pass_split_before_regstack): Add dump.
2840 * regmove.c (pass_stack_adjustments): Add dump.
2841 * tree-optimize.c (pass_fixup_cfg): Add dump.
2843 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2846 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2847 deciding which instruction sequence to use.
2849 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2851 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2852 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2854 2005-08-09 Richard Guenther <rguenther@suse.de>
2856 * c-common.c (builtin_function_2): Remove.
2857 (def_builtin_1): New function.
2858 (c_common_nodes_and_builtins): Use def_builtin_1 to
2859 build builtin functions.
2861 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2863 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2864 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2865 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2868 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2870 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2871 fold_binary instead of fold_build2 since we don't care about the
2873 (loop_niter_by_eval): Likewise.
2874 (compare_trees): Likewise.
2875 (proved_non_wrapping_p): Likewise.
2877 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2881 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2882 if the if is really empty.
2884 2005-08-09 Steven Bosscher <stevenb@suse.de>
2886 PR tree-optimization/23234
2887 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2888 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2889 argument of the new enum.
2890 (execute_cse_reciprocals): Add reciprocals for function arguments
2891 on the unique successor edge of the entry block. Update other calls
2892 to execute_cse_reciprocals_1.
2894 2005-08-08 Richard Henderson <rth@redhat.com>
2897 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2899 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2901 * expr.c (write_complex_part): Return after handling MEM.
2903 2005-08-08 Josh Conner <jconner@apple.com>
2905 PR rtl-optimization/23241
2906 * combine.c (simplify_comparison): Fix error in determining
2907 whether to lift a subreg from comparison.
2909 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2912 * config/rs6000/altivec.md (vec_init<mode>): New.
2913 (vec_set<mode>): New.
2914 (vec_extract<mode>): New.
2915 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2916 (rs6000_expand_vector_set): New.
2917 (rs6000_expand_vector_extract): New.
2918 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2919 for Altivec modes before reload.
2920 (altivec_expand_vec_init_builtin): New.
2921 (get_element_number): New.
2922 (altivec_expand_vec_set_builtin): New.
2923 (altivec_expand_vec_ext_builtin): New.
2924 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2926 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2928 * config/rs6000/rs6000.h (rs6000_builtins): Add
2929 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2930 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2931 * config/rs6000/rs6000-protos.h: Declare new functions.
2933 2005-08-08 Jan Hubicka <jh@suse.cz>
2935 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2936 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2937 * i386.md (movdi*): Use pic_32bit_operand.
2938 * predicates.md (pic_32bit_operand): New.
2940 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2943 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2945 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2947 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2948 (test_for_singularity): Use fold_build2.
2950 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2952 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2954 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2956 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2957 (COMMON_ASM_OP) Define.
2958 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2959 (ix86_encode_section_info): Likewise.
2960 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2961 SUBTARGET_ENCODE_SECTION_INFO.
2963 2005-08-06 Richard Henderson <rth@redhat.com>
2966 * tree-nested.c (convert_local_reference): Save and restore val_only
2967 around component_ref and friends. Clear walk_subtrees by default.
2969 2005-08-06 Peter O'Gorman <peter@pogma.com>
2972 * gcc.c (process_command): Check the argument to -b has a dash.
2973 * doc/invoke.texi: Update -b and -V docs.
2975 2005-08-06 James E Wilson <wilson@specifix.com>
2977 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2979 2005-08-06 Michael Matz <matz@suse.de>
2981 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2982 member only if only one insn is associated with the value.
2984 2005-08-06 Nick Clifton <nickc@redhat.com>
2986 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2988 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2989 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2990 Check symbol flags instead of symbol name mangling.
2991 (xstormy16_asm_output_aligned_common): Likewise. Also
2992 simplify code since the bss100_section cass is the only case
2993 where the below100 code will be triggered.
2994 (xstormy16_encode_section_info): Encode below100 attribute
2995 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2997 (xstormy16_strip_name_encoding): Delete - this function is no
2999 (TARGET_STRIP_NAME_ENCODING): Undefine.
3000 * config/stormy16/stormy16-protos.h: Delete prototype for
3001 xstormy16_strip_name_encoding.
3003 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3005 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3006 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3007 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3008 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3009 config/alpha/predicates.md, config/arc/arc.h,
3010 config/arm/arm.h, config/arm/ieee754-df.S,
3011 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3012 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3013 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3014 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3015 config/m68hc11/m68hc11.h, config/mips/mips.c,
3016 config/mips/mips.h, config/mips/openbsd.h,
3017 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3018 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3019 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3020 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3021 config/sparc/linux.h, config/sparc/linux64.h,
3022 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3023 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3024 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3025 typos. Follow spelling conventions.
3027 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3030 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3031 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3032 specially. Check for side effects only for COND_EXPR.
3033 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3034 return with TREE_NO_WARNING.
3036 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3038 PR rtl-optimization/23233
3039 * loop.c (combine_movables): Require the modes to be the same.
3040 (move_movables): Remove handling of cases where the replacement
3041 had a different mode to the original.
3043 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3045 PR tree-optimization/23128
3046 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3047 subtraction wrap, and set TREE_OVERFLOW if they do.
3049 2005-08-05 Richard Henderson <rth@redhat.com>
3052 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3053 FORCED_LABEL labels.
3055 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3058 * reload.c (find_reloads_subreg_address): Pass down TYPE
3059 unchanged. Change all callers except find_reloads_toplev.
3061 2005-08-05 Michael Matz <matz@suse.de>
3063 * genattrtab.c (current_alternative_string): Remove.
3064 (SIMPLIFY_ALTERNATIVE): Ditto.
3065 (attr_alt_bit_p): Ditto.
3066 (alternative_name): Make const char *.
3067 (evaluate_eq_attr): Remove use of above things.
3068 (simplify_test_exp): Ditto.
3069 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3070 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3072 2005-08-04 James E Wilson <wilson@specifix.com>
3074 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3075 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3076 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3077 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3078 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3080 2005-08-04 Richard Henderson <rth@redhat.com>
3083 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3084 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3085 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3086 if we'd have to instantiate too many members.
3088 2005-08-04 Richard Henderson <rth@redhat.com>
3091 * tree-outof-ssa.c (coalesce_asm_operands): New.
3092 (coalesce_ssa_name): Use it. Split out ...
3093 (coalesce_phi_operands, coalesce_result_decls): ... these.
3095 2005-08-04 Paul Brook <paul@codesourcery.com>
3097 * read-rtl.c (read_quoted_string): Break if EOF.
3099 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3101 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3102 (fold_build2): Likewise.
3103 (fold_build3): Likewise.
3104 (fold_build1_stat): New function prototype.
3105 (fold_build2_stat): Likewise.
3106 (fold_build3_stat): Likewise.
3107 * fold-const.c (fold_build1): Rename to ..
3108 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3109 through to build1_stat.
3110 (fold_build2): Rename to ..
3111 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3112 through to build2_stat.
3113 (fold_build3): Rename to ..
3114 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3115 through to build3_stat.
3117 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3118 Ian Lance Taylor <ian@airs.com>
3120 * function.c (assign_stack_local_1): Do not correct stack slot
3121 address if allocation size is smaller than mode size.
3123 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3126 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3127 (tree_merge_blocks): Propagate anything allowed by
3129 Clarify documentation.
3130 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3131 SSA form, schedule an update if necessary.
3133 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3135 * doc/install.texi (Binaries): Remove broken link to
3136 Sinix/Reliant Unix binaries.
3138 2005-08-03 Richard Henderson <rth@redhat.com>
3141 * function.c (stack_protect_epilogue): Export.
3142 * tree.h (stack_protect_epilogue): Declare.
3143 * calls.c (expand_call): Call it.
3145 2005-08-03 Eric Christopher <echristo@apple.com>
3147 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3148 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3151 2005-08-04 Jan Hubicka <jh@suse.cz>
3153 * profile.c (branch_prob): Split edges with goto locus on them
3154 to get proper line counts.
3155 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3157 2005-08-03 Paul Brook <paul@codesourcery.com>
3159 * function.c (assign_parms): Round current_function_args_size
3160 to PARM_BOUNDARY, not STACK_BOUNDARY.
3162 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3164 * config/i386/i386.c (x86_elf_aligned_common)
3165 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3167 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3169 PR tree-optimization/23157
3170 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3171 before emitting them.
3173 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3175 PR tree-optimization/19899
3176 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3177 * tree-scalar-evolution.c: Include real.h.
3178 (add_to_evolution): Build constant -1 of correct type.
3180 2005-08-03 Jan Hubicka <jh@suse.cz>
3182 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3183 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3184 profile updating for complette unrolling.
3185 * loop-unroll.c (peel_loop_completely): Use it.
3186 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3187 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3190 2005-08-03 Paul Brook <paul@codesourcery.com>
3192 * combine.c (can_change_dest_mode): New function.
3193 (try_combine, simplify_set): Use it.
3195 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3197 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3200 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3202 * doc/install.texi (Specific): Adjust link to openavr.org.
3203 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3204 (Binaries): Adjust HP-UX Porting Center link.
3205 (Binaries): Adjust Free Software Foundation ordering link.
3207 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3209 * convert.c (convert_to_integer): Use fold_build1 instead of
3210 build1 when converting an integer to an integer.
3212 2005-08-02 Richard Henderson <rth@redhat.com>
3214 * combine.c (combine_instructions): Don't use reg_equal/equiv
3215 results if the mode doesn't match.
3217 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3219 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3220 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3222 2005-08-02 Richard Henderson <rth@redhat.com>
3225 * explow.c (memory_address): Remove special-case for
3226 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3228 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3231 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3232 number of calls to cleanup_tree_cfg_1.
3234 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3236 * doc/invoke.texi: document file extensions .F90 and .F95
3238 2005-08-02 Richard Guenther <rguenther@suse.de>
3240 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3241 positive if its first argument is positive.
3243 2005-08-02 Richard Guenther <rguenther@suse.de>
3245 PR tree-optimization/23177
3246 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3249 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3251 PR tree-optimization/23129
3252 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3253 varying for divisions with anti-ranges.
3255 2005-08-02 Jan Hubicka <jh@suse.cz>
3257 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3258 * tree-ssa-threadupdate.c (thread_block): Add it here.
3260 2005-08-01 James E Wilson <wilson@specifix.com>
3262 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3263 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3264 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3266 * config/mips/predicates.md (const_call_insn_operand): Add check for
3267 SYMBOL_REF_LONG_CALL_P.
3268 * doc/extend.texi (long_call): Document the new attribute.
3270 2005-08-01 Ian Lance Taylor <ian@airs.com>
3271 Richard Henderson <rth@redhat.com>
3273 * Makefile.in (RTL_BASE_H): Add real.h.
3274 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3276 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3278 * rtl.c (rtl_check_failed_code_mode): New.
3279 * rtl.h (struct rtx_def): Add u.rv.
3280 (XCMWINT, XCNMPRV): New.
3281 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3282 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3284 2005-08-01 Richard Henderson <rth@redhat.com>
3286 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3287 with auto-inc codes.
3289 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3291 2005-08-01 Jan Hubicka <jh@suse.cz>
3293 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3294 * i386.c: Include dwarf2.h
3295 (asm_preferred_eh_data_format): New.
3296 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3298 2005-08-01 Ian Lance Taylor <ian@airs.com>
3300 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3301 randomize_va_space for virtual address randomization control.
3303 2005-08-01 Steven Bosscher <stevenb@suse.de>
3305 * common.opt (flag_ipa_cp): Put in right place to maintain
3308 2005-08-01 Jan Hubicka <jh@suse.cz>
3310 * profile.c (compute_value_histograms): Fix thinko.
3311 * value-prof.c: Include toplev.h
3312 (check_counter): New function.
3313 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3314 tree_mod_subtract_transform): Add sanity check.
3316 2005-08-01 Richard Guenther <rguenther@suse.de>
3318 PR tree-optimization/23133
3319 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3320 current functions parameter decls to find defs to cse
3323 2005-08-01 Richard Guenther <rguenther@suse.de>
3325 PR tree-optimization/23109
3326 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3327 If trapping math is in effect, use post-dominator information
3328 to check if we'd in any case reach a trapping point before
3329 doing the reciprocal insertion.
3330 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3331 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3332 expressions are invariant only if trapping math is not in effect.
3334 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3336 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3337 cgraph_function_versioning): New declarations.
3338 * cgraphunit.c: Add include to ipa-prop.h.
3339 (update_call_expr, cgraph_copy_node_for_versioning,
3340 cgraph_function_versioning): New functions.
3341 * integrate.c (copy_decl_for_inlining): Remove.
3342 * ipa-prop.h (ipa_replace_map): New struct.
3343 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3344 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3345 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3346 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3347 ipcp_iterate_stage, ipcp_method_scale_print,
3348 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3349 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3350 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3351 ipcp_update_bb_counts, ipcp_update_profiling,
3352 ipcp_update_edges_counts): New functions.
3353 (ipcp_method_cval_init): Remove restriction regarding local methods.
3354 (ipcp_init_stage): Add ipcp_method_compute_scale.
3355 (ipcp_insert_stage): Add versioning.
3356 (ipcp_structures_print): Add ipcp_method_scale_print.
3357 (ipcp_driver): Dump profiling info.
3358 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3359 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3360 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3361 (struct inline_data): Add versioning_p, ipa_info, new fields.
3362 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3363 declare_return_variable): Replace calls to copy_decl_for_inlining with
3365 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3367 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3368 Add argument VERSIONING.
3369 (copy_arguments_for_versioning, copy_static_chain,
3370 function_versionable_p, tree_versionable_function_p,
3371 tree_function_versioning, replace_ref_tree): New functions.
3372 * tree-inline.h: Include varray.h.
3373 (tree_versionable_function_p, tree_function_versioning,
3374 tree copy_decl_for_dup): New declarations.
3376 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3378 * ipa-cp.c: New file. Contains IPCP specific functionality.
3379 * ipa-prop.h: New file. Contains structures/definitions that can be
3380 used by several interprocedural data flow optimizations (and also IPCP).
3381 * ipa-prop.c: New file.
3382 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3383 * common.opt: Add ipa-cp flag.
3384 * timevar.def: Add IPCP optimization.
3385 * tree-optimize.c (init_tree_optimization_passes): Schedule
3387 * tree-pass.h (pass_ipa_cp): Declare.
3389 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3391 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3392 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3393 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3394 config/i386/i386.c, config/mips/mips.h,
3395 config/rs6000/rs6000.h, config/sh/sh.c,
3396 config/stormy16/stormy16.c: Fix comment typos.
3398 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3401 * c-typeck.c (build_binary_op): Use common_type wrapper on
3403 (common_type): Update comment.
3405 2005-07-31 Steven Bosscher <stevenb@suse.de>
3408 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3409 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3410 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3412 2005-07-31 Jan Hubicka <jh@suse.cz>
3414 * pretty-print.h (pp_widest_integer): New macro.
3415 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3418 2005-07-31 Jan Hubicka <jh@suse.cz>
3420 * output.h (enum section_category): Export from varasm.c
3421 (categorize_decl_for_section): Likewise.
3422 * varasm.c (enum section_category): Kill.
3423 (categorize_decl_for_section): Make global.
3424 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3426 * i386.c (ix86_section_threshold): New static variable.
3427 (ix86_in_large_data_p, ix86_encode_section_info,
3428 x86_64_elf_unique_section,
3429 x86_64_elf_select_section): New functions.
3430 (TARGET_ENCODE_SECTION_INFO): Define
3431 (override_options): Enable medium model for PIC.
3432 (ix86_expand_prologue): Expand gen_set_got_rex64.
3433 (legitimate_constant_p): Handle new UNSPECs.
3434 (legitimate_pic_address_disp_p): Likewise.
3435 (legitimize_pic_address): Lower MEDIUM model addressing.
3436 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3437 (enum cmodel): Add MEDIUM_PIC.
3438 (SYMBOL_REF_FAR_ADDR_P): New macro.
3439 (SYMBOL_FLAG_FAR_ADDR): New flag.
3440 * i386.md (movdi): Support medium model.
3441 (set_got_rex64): New pattern.
3442 * i386.opt (mlarge-data-threshold): New flag.
3443 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3444 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3445 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3446 TARGET_ASM_UNIQUE_SECTION): New.
3448 * invoke.texi (-mlarge_data_threshold): Document
3450 2005-07-31 Jan Hubicka <jh@suse.cz>
3452 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3453 (coalesce_vars): Likewise.
3454 * tree-ssa-live.c (coalesce_cost): New.
3455 (build_tree_conflict_graph): Use coalesce_cost.
3456 * tree-ssa-live.h (coalesce_cost): Declare.
3458 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3460 * arm.md (all peepholes for post-increment operations): Delete.
3461 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3462 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3463 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3464 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3465 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3467 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3469 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3472 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3475 * doc/invoke.texi: Document -rdynamic.
3477 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3480 * c-parser.c (c_parser_parms_list_declarator): Call
3481 mark_forward_parm_decls.
3482 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3483 decls with visibility structure.
3485 2005-07-30 Paul Brook <paul@codesourcery.com>
3487 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3489 2005-07-30 Paul Brook <paul@codesourcery.com>
3491 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3493 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3495 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3497 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3500 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3501 nested function declarators.
3502 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3503 (grokparms): Call warn_if_shadowing for parameters used within the
3505 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3506 not used within the parameter list.
3507 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3509 2005-07-30 Jan Hubicka <jh@suse.cz>
3511 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3512 * i386.c (ix86_fixup_binary_operands): Likewise.
3513 (ix86_expand_unary_operator): Likewise.
3514 (ix86_expand_fp_absneg_operator): Likewise.
3515 * optabs.c (expand_vec_cond_expr): Validate dest.
3517 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3520 * real.c (real_from_string): Also set last bit if there is a
3521 nonzero hex digit beyond GCC's internal precision after ".".
3523 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3525 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3526 define_constants. Change duplicate values to unassigned numbers.
3527 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3528 (*altivec_vspltsf): New.
3529 (altivec_vperm_v4sf): Delete.
3530 (altivec_vperm_<mode>): Use mode macro V.
3531 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3532 (altivec_predicate_v4sf): Delete.
3533 (altivec_predicate_<mode>): Use mode macro V.
3534 (*altivec_lvesfx): New.
3535 (*altivec_stvesfx): New.
3536 (vec_realign_load_v4sf): Delete.
3537 (vec_realign_load_<mode>): Use mode macro V.
3538 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3541 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3544 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3546 * configure: Regenerated.
3548 2005-07-29 Paul Brook <paul@codesourcery.com>
3550 * doc/install.texi: Add link to GFortran binaries wiki page.
3552 2005-07-29 David Ung <davidu@mips.com>
3554 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3555 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3556 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3557 * config/mips/mips.md (cpu): Add 5kf name.
3558 (includes): Includes 5k.md.
3559 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3560 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3563 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3566 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3567 (cleanup_tree_cfg): ... here.
3568 Call cleanup_tree_cfg_1 until there are no more cleanups to
3571 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3573 * tree-vrp.c (compare_range_with_value): Return true or false
3574 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3575 EQ_EXPR respectively.
3577 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3579 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3582 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3584 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3585 (tree_ssa_dominator_optimize): Increment it.
3586 (dump_dominator_optimization_stats): Print it.
3588 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3589 Steven Bosscher <stevenb@suse.de>
3591 PR rtl-optimization/23117
3592 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3593 when head == tail. Tidy comment.
3595 2005-07-28 Richard Henderson <rth@redhat.com>
3597 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3598 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3599 * jump.c (rtx_renumbered_equal_p): Likewise.
3600 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3601 CONST_INT and CONST_DOUBLE.
3602 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3603 * reload.c (operands_match_p): Special case CONST_INT and
3604 CONST_DOUBLE; check mode earlier.
3606 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3609 * c-typeck.c (convert_for_assignment): Do not check
3610 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3612 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3615 * c-typeck.c (composite_type): Prefer constant size arrays to
3618 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3621 * real.c (real_from_string): Set last bit if there is a nonzero
3622 hex digit beyond GCC's internal precision.
3624 2005-07-28 Richard Henderson <rth@redhat.com>
3627 * cfgcleanup.c (try_forward_edges): Watch out for end of
3630 2005-07-28 James E Wilson <wilson@specifixinc.com>
3633 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3635 2005-07-28 Jan Hubicka <jh@suse.cz>
3637 * Makefile.in (rtl-profile.o): Kill all traces of it.
3638 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3639 * coverage.h (rtl_coverage_counter_ref): Kill.
3640 * opts.c (flag_speculative_prefetching_set): Kill.
3641 (flag_loop_optimize_set): New.
3642 (common_handle_option): Disable loop optimizer when profiling;
3643 do not handle speculative prefetching.
3644 * passes.c (init_optimization_passes): Replace pass_profiling combo
3645 by branch_prob pass.
3646 * profile.c (compute_value_histograms): Update for simplified value
3648 (rtl_register_profile_hooks): Kill.
3649 (pass_profiling): Kill.
3650 (rest_of_handle_branch_prob): Do not profile.
3651 * toplev.c (process_options): Remove speculative prefetching.
3652 * toplev.h (flag_tree_based_profiling): Kill.
3653 * tree-profile.c (prepare_instrumented_value,
3654 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3655 tree_gen_one_value_profiler, do_tree_profiling): Update for
3656 simplified datastructures.
3657 * value-prof.c: Add comment that speculative prefetching was dropped;
3658 update rest of file for simplified datastructures.
3659 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3660 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3661 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3662 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3663 rtl_mod_subtract, gen_speculative_prefetch,
3664 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3665 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3666 (gate_handle_value_profile_transformations,
3667 rest_of_handle_value_profile_transformations,
3668 pass_value_profile_transformations): Kill.
3669 * value-prof.h (histogram_value_t): Remove IL based unions.
3670 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3671 rtl_profile_hooks): Remove hooks.
3673 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3675 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3676 (cgraph_clone_node): Likewise.
3677 * cgraph.h (cgraph_clone_edge): Update prototype.
3678 (cgraph_clone_node): Likewise.
3679 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3681 (lookup_recursive_calls): Consider profile.
3682 (cgraph_decide_recursive_inlining): Fix updating; use new
3683 probability argument; use profile.
3684 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3685 * tree-inline.c (copy_bb): Update clal of clone_edge.
3686 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3688 * invoke.texi (min-inline-recursive-probability): Document.
3690 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3692 * doc/install.texi (Configuration): Update Valgrind homepage.
3694 2005-07-28 Richard Henderson <rth@redhat.com>
3697 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3698 labels we want to delete.
3699 (cfg_layout_merge_blocks): Likewise.
3701 2005-07-28 Richard Henderson <rth@redhat.com>
3704 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3705 when expanding to nothing.
3707 2005-07-28 Josh Conner <jconner@apple.com>
3709 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3710 (cgraph_decide_inlining_of_small_functions): Likewise.
3712 2005-07-28 Josh Conner <jconner@apple.com>
3714 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3715 direction of badness if negative.
3716 (cgraph_default_inline_p): Add reason to parameters, and assign it
3718 (cgraph_decide_inlining_of_small_functions): New parameter in call
3719 to cgraph_default_inline_p.
3720 (cgraph_decide_inlining_incrementally): Likewise.
3721 * cgraphunit.c (decide_is_function_needed): Likewise.
3722 * cgraph.h (cgraph_default_inline_p): Likewise.
3724 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3726 * builtins.c: Fix comment typo(s).
3727 * genautomata.c: Likewise.
3728 * gimplify.c: Likewise.
3729 * tree-dfa.c: Likewise.
3730 * tree-flow-inline.h: Likewise.
3731 * tree-into-ssa.c: Likewise.
3732 * tree-ssa-alias.c: Likewise.
3733 * tree-ssa-ccp.c: Likewise.
3734 * tree-ssa-copy.c: Likewise.
3735 * tree-ssa-dce.c: Likewise.
3736 * tree-ssa-dom.c: Likewise.
3737 * tree-ssa-operands.c: Likewise.
3738 * tree-tailcall.c: Likewise.
3739 * tree-vectorizer.c: Likewise.
3740 * tree-vrp.c: Likewise.
3743 2005-07-28 Jeff Law <law@redhat.com>
3745 * tree-vrp.c (test_for_singularity): Extracted from ...
3746 (simplify_cond_using_ranges): Attempt to simplify a relational
3747 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3749 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3751 PR tree-optimization/22506
3752 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3753 phis whose argument is constant.
3755 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3757 PR rtl-optimization/18992
3758 Back out this patch:
3759 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3760 PR optimization/12142
3761 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3762 uses of the register in the SET_SRC. Remove unnecessary argument.
3764 Replace it with this:
3765 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3766 if flag_non_call_exceptions is set and the insn may trap, pass
3767 pc_rtx as dest for recursion.
3768 In SET_SRC part of SET case, if dest is already set, pass it down
3771 2005-07-28 Jan Hubicka <jh@suse.cz>
3773 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3774 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3775 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3777 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3778 profile when available.
3780 2005-07-28 Jan Beulich <jbeulich@novell.com>
3782 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3783 (ia64_print_operand): Describe and handle 'X'.
3784 (ia64_register_move_cost): Also handle FP_REGS.
3785 (ia64_preferred_reload_class): Likewise.
3786 (ia64_secondary_reload_class): Likewise.
3787 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3788 it. Also check for ITANIUM_CLASS_FLDP.
3789 * config/ia64/ia64.h (FP_REGNO_P): New.
3790 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3791 (reg_class): Add FP_REGS.
3792 (REG_CLASS_NAMES): Adjust for it.
3793 (REG_CLASS_CONTENTS): Likewise.
3794 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3795 (REG_CLASS_FROM_LETTER): Handle 'x'.
3796 (CLASS_MAX_NREGS): Handle FP_REGS.
3797 (MEMORY_MOVE_COST): Likewise.
3798 * config/ia64/ia64.md (itanium_class): Add fldp.
3799 (type): Handle fldp.
3800 (movti_internal): More allowable operand combinations. Use ldfp8 when
3801 splitting unnecessary. Remove predicable attribute. Adjust
3802 itanium_class attribute.
3803 (smuldi3_highpart): Remove outdated comment.
3804 (mulditi3, umulditi3, rotlti3): New expanders.
3805 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3806 (absti2): Disabled new insn for future reference.
3807 Respective new splitters.
3808 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3809 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3810 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3812 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3814 PR rtl-optimization/23047
3815 * simplify-rtx.c (simplify_const_relational_operation): Respect
3816 flag_wrapv for comparisons with ABS.
3818 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3820 PR tree-optimization/22493
3821 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3822 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3824 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3826 * config/frv/frv.opt (moptimize-membar): New.
3828 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3830 * config/frv/frv.h: Remove machine_function definition.
3832 * config/frv/frv.c (struct frv_io): New.
3833 (struct machine_function): Moved from frv.h. Add has_membar_p.
3834 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3835 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3836 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3837 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3838 (frv_reorg): Call frv_optimize_membar when appropriate.
3839 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3840 (frv_expand_builtin): Adjust calls accordingly.
3841 (frv_io_address_cookie): New function.
3842 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3843 load or store rather than a special insn. Add ccnstant address and
3844 io-type operands to the membar.
3845 (frv_ifcvt_modify_tests): Unsign regno.
3846 (frv_ifcvt_modify_tests): Same.
3848 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3849 UNSPEC_OPTIONAL_MEMBAR constant.
3850 (builtin_read_<mode>): Delete.
3851 (builtin_write_<mode>): Delete.
3852 ("optional_membar_<mode>"): Add operand.
3854 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3855 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3856 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3857 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3858 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3859 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3860 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3861 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3862 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3864 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3866 * df.c (df_uses_record): Handle SCRATCH.
3868 2005-07-28 Steven Bosscher <stevenb@suse.de>
3871 * passes.c (rest_of_decl_compilation): If decl is a type and
3872 we have encountered errors, don't emit debug information.
3874 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3876 * params.def: Fixed comment.
3878 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3881 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3882 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3883 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3885 2005-07-27 Steven Bosscher <stevenb@suse.de>
3888 * varasm.c (assemble_start_function): Don't do anything that may
3889 require a CFG if the current function is a thunk.
3891 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3893 * doc/install.texi (Prerequisites): Mention that perl is needed
3894 to do export control in libstdc++ targetting Darwin.
3896 2005-07-27 Steven Bosscher <stevenb@suse.de>
3898 PR rtl-optimization/17808
3899 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3900 (sched_insns_conditions_mutex_p): Split out from...
3901 (add_dependence): ...here. But don't call it from here.
3902 (add_dependence_list): Check sched_insns_conditions_mutex_p
3903 before calling add_dependence.
3904 (add_dependence_list_and_free): Likewise.
3905 (fixup_sched_groups): Likewise.
3906 (sched_analyze_1): Likewise.
3907 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3908 (sched_analyze): Likewise.
3909 (sched_analyze_insn): Likewise.
3910 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3911 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3912 dependencies on all COND_EXEC insns to jumps ending basic blocks
3913 when doing intrablock scheduling.
3914 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3916 2005-07-27 Jeff Law <law@redhat.com>
3918 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3919 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3920 equivalency sets, correctly handle the case were vr0 has an
3921 equivalency set, but vr1 does not.
3923 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3925 PR tree-optimization/23073
3926 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3927 vect_print_dump_info before fprintf.
3929 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3931 PR tree-optimize/22348
3932 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3933 Fold the partial computation.
3935 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3937 PR tree-optimization/22325
3938 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3940 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3942 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3943 (force_var_cost): ... this function.
3944 (compute_phi_arg_on_exit): Export.
3946 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3948 PR tree-optimization/20773
3949 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3952 2005-07-27 Richard Guenther <rguenther@suse.de>
3954 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3955 Avoid pushing again if current struct contains only
3956 fields we decomposed.
3958 2005-07-27 Jan Hubicka <jh@suse.cz>
3960 PR tree-optimization/22574
3961 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3964 * tree-tailcall.c (decrease_profile): New function.
3965 (eliminate_tail_call): Use it.
3967 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3968 visibility flags correctly in whole program mode.
3970 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3972 PR rtl-optimization/22472
3973 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3975 2005-07-26 Steven Bosscher <stevenb@suse.de>
3977 PR tree-optimization/22504
3978 * tree-complex.c (expand_complex_addition): Use 'code' instead
3979 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3981 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3983 * config.gcc (cpu_type): Add frv case.
3984 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3985 (supported_defaults): Add fr550 case.
3987 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3990 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3991 whether a pointer of type T * may point to objects of type T *.
3993 2005-07-26 DJ Delorie <dj@redhat.com>
3995 * configure: Regenerate.
3997 2005-07-26 Dale Johannesen <dalej@apple.com>
3999 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4001 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4003 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4004 Clarify use of "build" in name.
4006 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4008 * doc/extend.texi (Raw read/write Functions): New section.
4009 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4010 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4011 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4012 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4013 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4014 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4015 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4016 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4017 * config/frv/frv.c: Add bdesc_loads global.
4018 Add bdesc_stores global.
4019 (frv_init_builtins): Add support for __builtin_{read/write}*.
4020 (frv_volatile_memref): New.
4021 (frv_expand_load_builtin): New.
4022 (frv_expand_store_builtin): New.
4023 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4024 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4025 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4026 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4027 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4028 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4029 (builtin_read_<mode>): New.
4030 (builtin_write_<mode>): New.
4031 (builtin_write64): New.
4032 (optional_membar_<mode>): New.
4034 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4036 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4037 (rather than units) against HOST_BITS_PER_WIDE_INT.
4039 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4041 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4042 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4043 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4044 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4047 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4048 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4049 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4051 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4053 2005-07-26 Richard Guenther <rguenther@suse.de>
4055 PR tree-optimization/22486
4056 * fold-const.c (fold_unary): Fold away useless component
4057 references of the form (T *)&T.x, if the address
4060 2005-07-25 James E Wilson <wilson@specifixinc.com>
4062 * dwarf2out.c (add_call_src_coords_attributes): New.
4063 (gen_inlined_subroutine_die): Call it.
4064 (maybe_emit_file, init_file_table): Add comments.
4065 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4067 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4068 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4069 * tree.h (BLOCK_SOURCE_LOCATION): New.
4070 (struct tree_block): New field locus.
4072 2005-07-26 Andreas Schwab <schwab@suse.de>
4074 PR rtl-optimization/23043
4075 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4076 when allocating a struct unoccr.
4078 2005-07-25 Richard Henderson <rth@redhat.com>
4081 * tree-complex.c (gate_no_optimization): True if errors.
4082 * Makefile.in (tree-complex.o): Update dependencies.
4084 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4086 * config/frv/predicates.md (integer_register_operand): Use
4089 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4092 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4094 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4096 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4098 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4099 types when flag_unsafe_math_optimizations is true.
4101 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4103 * gcc.c (option_map): Add --sysroot.
4104 (process_command): Handle --sysroot.
4105 (display_help): Document it.
4106 * doc/cppopts.tex (-isysroot): Document.
4107 * doc/invoke.texi (--sysroot): Document.
4108 * doc/install.texi (--with-build-sysroot): Document.
4110 * Makefile.in (inhibit_libc): New variable.
4111 (INHIBIT_LIBC_CFLAGS): Likewise.
4112 (LIBGCC2_CFLAGS): Include
4113 $(INHIBIT_LIBC_CFLAGS).
4114 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4115 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4116 ($(T)crtend.o): Likewise.
4117 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4118 ($(T)crtendS.o): Likewise.
4119 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4120 ($(T)crtendT.o): Likewise.
4121 (stmp-fixinc): Do not complain about missing headers if
4123 * configure.ac (inhibit_libc): Set it to true/false.
4124 (--with-build-sysroot): New option. Use it to set
4126 * configure: Regenerated.
4128 2005-07-25 Manfred Hollstein <mh@suse.com>
4130 * calls.c (store_one_arg): Fix unsigned comparison warning.
4132 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4135 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4136 (ggc_print_statistics): Initialize variable before use.
4138 2005-07-25 Richard Guenther <rguenther@suse.de>
4140 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4141 calling with a PHI_NODE argument.
4143 * tree-flow-inline.h (overlap_subvar): Protect against
4146 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4148 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4149 * configure: Regenerate.
4151 2005-07-25 Ira Rosen <irar@il.ibm.com>
4153 * expr.c (highest_pow2_factor): Make extern.
4154 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4155 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4156 record_array_differ_p, array_ptr_differ_p): Likewise.
4157 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4158 additional cases. Call the above functions.
4159 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4160 base_object_differ_p when there are two base objects. Otherwise, compare
4161 base address and offset. Call may_alias_p.
4162 (dump_data_reference): Use a correct field name.
4163 (analyze_array): Make static. Initialize new data-ref fields.
4164 (analyze_indirect_ref): New function.
4165 (init_data_ref): Initialize new data-ref fields.
4166 (strip_conversion): Moved from tree-vect-analyze.c.
4167 (analyze_offset_expr, get_ptr_offset, address_analysis,
4168 object_analysis): Likewise.
4169 (analyze_offset): New function.
4170 (create_data_ref): Likewise.
4171 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4172 dimensions for ARRAY_REFs only.
4173 (build_classic_dist_vector): Make static.
4174 (access_functions_are_affine_or_constant_p): Call macro to get the
4175 address of access functions.
4176 (compute_all_dependences): Add new parameter
4177 compute_self_and_read_read_dependences. Compute self and read-read
4178 dependences if it is true.
4179 (find_data_references_in_loop): Call create_data_ref. Initialize new
4181 (compute_data_dependences_for_loop): Add new parameter
4182 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4183 compute nb_loops. Call compute_all_dependences,
4184 build_classic_dist_vector and build_classic_dir_vector with correct
4186 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4187 with correct parameters. Compare dimensions for ARRAY_REFs only.
4188 (free_data_refs): Call macro to free access functions.
4189 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4190 fields from stmt_vinfo.
4191 (struct base_object_info): New structure.
4192 (struct data_reference): Move fields to base_object_info. Add fields
4193 first_location and object_info for above structures. Move fields from
4194 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4195 aligned_to. Add macros to access the new fields.
4196 Update functions declarations.
4197 * tree-flow.h (is_aliased_with): Declare.
4198 * tree-loop-linear.c (linear_transform_loops): Call
4199 compute_data_dependences_for_loop with correct parameters.
4200 * tree-ssa-alias.c (is_aliased_with): New function.
4201 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4202 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4203 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4204 vect_base_addr_differ_p, compute_subscript_distance and
4205 build_classic_dist_vector. Add printings. Check absolute value of
4207 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4209 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4210 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4211 to bytes. Add printing.
4212 (vect_compute_data_refs_alignment): Go through loads and stores in one
4214 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4215 vect_analyze_data_ref_access): Likewise.
4216 (vect_analyze_pointer_ref_access): Remove.
4217 (vect_address_analysis, vect_object_analysis): Likewise.
4218 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4219 and analyze data-refs in the loop.
4220 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4221 fields of data-ref instead of stmt. Add init to the offset from the
4223 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4224 (vect_update_init_of_dr): Likewise.
4225 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4226 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4228 (new_loop_vec_info): Initialize new fields.
4229 (destroy_loop_vec_info): Free new fields.
4230 (vect_strip_conversion): Remove.
4231 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4232 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4233 datarefs. Add new field ddrs.
4234 Add macros for the new fields access.
4235 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4236 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4237 Remove their macros.
4238 * tree.h (highest_pow2_factor): Declare.
4240 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4242 * calls.c (store_one_arg): Check for sibling call MEM arguments
4243 from already clobbered incoming argument area.
4245 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4247 * c-common.c (check_missing_format_attribute): New.
4248 * c-common.h (check_missing_format_attribute): Likewise.
4249 * c-typeck.c (convert_for_assignment): Use it.
4251 2005-07-24 Andreas Schwab <schwab@suse.de>
4253 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4254 register use a word move. Correct operand of ext.w in 68000 code.
4256 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4258 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4259 variables as declarations, rather than definitions.
4261 2005-07-24 Ira Rosen <irar@il.ibm.com>
4263 PR tree-optimization/22526
4264 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4267 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4269 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4270 that C99 reserve for future use. Use it to define clog10,
4271 clog10f and clog10l.
4273 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4275 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4276 * configure.ac: Check for -Wmissing-format-attribute.
4278 * configure: Regenerate.
4280 2005-07-23 Richard Henderson <rth@redhat.com>
4282 PR tree-optimization/22623
4283 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4285 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4288 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4290 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4292 * Makefile.in (C_TREE_H): Update dependencies.
4293 * c-tree.h: Include toplev.h.
4294 * diagnostic.h (diagnostic_set_info): Add format attribute.
4295 * rtl-error.c (diagnostic_for_asm): Likewise.
4297 2005-07-23 Chao-ying Fu <fu@mips.com>
4299 * config/mips/mips-dsp.md: New file.
4300 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4301 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4303 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4304 MIPS_BUILTIN_BPOSGE32.
4305 (mips_expand_builtin_direct): Add one parameter to indicate that
4306 builtin functions need to return a value.
4307 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4309 (mips_regno_to_class): Add classes for 12 new DSP registers.
4310 (mips_subword): Change to check four HI registers.
4311 (mips_output_move): Output move to and from 6 new DSP accumulators.
4312 (override_options): Make sure -mdsp and -mips16 are not used together.
4313 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4315 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4317 (print_operand): Add 'q' for printing DSP accumulators.
4318 (mips_cannot_change_mode_class): Check ACC_REGS.
4319 (mips_secondary_reload_class): Check ACC_REGS.
4320 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4321 (mips_register_move_cost): Check ACC_REGS.
4322 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4323 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4324 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4325 (dsp_bdesc): New array.
4326 (bdesc_arrays): Add DSP builtin function table.
4327 (mips_prepare_builtin_arg): Check predicate again after
4329 (mips_expand_builtin): Add one more parameter to
4330 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4331 MIPS_BUILTIN_BPOSGE32.
4332 (mips_init_builtins): Initialize new function types.
4333 (mips_expand_builtin_direct): Check if builtin functions need to
4334 return a value and pass operands properly.
4335 (mips_expand_builtin_bposge): New function.
4336 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4337 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4338 (FIRST_PSEUDO_REGISTER): Increase to 188.
4339 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4340 Update for 12 new DSP registers.
4341 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4342 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4343 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4344 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4345 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4346 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4347 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4348 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4349 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4350 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4351 (REGISTER_NAMES): Add names for 12 new DSP registers.
4352 * config/mips/mips.md: Include mips-dsp.md.
4353 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4354 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4355 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4356 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4357 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4358 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4359 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4360 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4361 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4362 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4363 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4364 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4365 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4366 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4367 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4368 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4369 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4370 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4371 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4372 (UNSPEC_RDDSP): New constants.
4373 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4374 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4376 * config/mips/mips.opt (-mdsp): New option.
4377 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4378 (reg_imm10_operand): New predicates.
4379 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4380 * doc/invoke.texi (-mdsp): Document new option.
4382 2005-07-22 DJ Delorie <dj@redhat.com>
4384 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4386 * tree-inline.c (inlinable_function_p): Likewise.
4388 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4391 * toplev.c (check_global_declarations): Do not mark undefined
4392 variables as DECL_IGNORED_P.
4393 * varasm.c (first_global_object_name): GTY it.
4394 (weak_global_object_name): Likewise.
4395 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4396 a string to go into {weak,first}_global_object_name.
4398 2005-07-22 DJ Delorie <dj@redhat.com>
4400 * c-format.c (check_function_format): Change warning control
4401 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4403 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4405 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4406 &PTR->FLD a dereference of PTR.
4407 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4408 a potential dereference of PTR.
4410 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4412 PR rtl-optimization/20370
4413 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4414 call allocate_reg_info if necessary.
4416 PR rtl-optimization/21848
4417 * calls.c (emit_library_call_value_1): For const functions, add
4418 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4420 PR rtl-optimization/22445
4421 * cselib.c (target.h): Include.
4422 (rtx_equal_for_cselib_p): Allow commutative matches.
4423 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4424 Remove MODE parameter. Changed all callers.
4426 PR rtl-optimization/22258
4427 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4429 (try_combine): Use likely_spilled_retval_p.
4431 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4433 * config.gcc: Add crx-elf support.
4435 * doc/contrib.texi: Mention crx.
4436 * doc/extend.texi: Document crx extensions.
4437 * doc/install.texi: Document crx install.
4438 * doc/invoke.texi: Document crx options.
4439 * doc/md.texi: Document crx constraints.
4441 * config/crx/crx-protos.h: New file.
4442 * config/crx/crx.c: New file.
4443 * config/crx/crx.h: New file.
4444 * config/crx/crx.md: New file.
4445 * config/crx/crx.opt: New file.
4446 * config/crx/t-crx: New file.
4448 2005-07-22 Manfred Hollstein <mh@suse.com>
4450 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4452 (int_add_graph_edge): Likewise.
4453 (collapse_nodes): Likewise.
4454 (process_unification_queue): Likewise.
4456 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4457 Laurent GUERBY <laurent@guerby.net>
4459 PR tree-optimization/22336
4460 * function.c (record_block_change): Check for
4461 cfun->ib_boundaries_block.
4463 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4465 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4466 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4468 2005-07-21 DJ Delorie <dj@redhat.com>
4470 * toplev.c (warn_deprecated_use): Add warning control to warning
4472 * c-typeck.c (parser_build_binary_op): Likewise.
4473 (c_finish_if_stmt): Likewise.
4474 * c-common.c (check_function_sentinel): Likewise.
4475 (check_nonnull_arg): Likewise.
4477 2005-07-21 Richard Henderson <rth@redhat.com>
4480 * tree-complex.c (complex_ssa_name_components): New.
4481 (cvc_lookup): Allow entry not found.
4482 (create_components): Remove.
4483 (create_one_component_var, get_component_var): New.
4484 (get_component_ssa_name, set_component_ssa_name): New.
4485 (extract_component): Use get_component_ssa_name.
4486 (update_complex_components): Use set_component_ssa_name.
4487 (update_complex_components_on_edge): Likewise.
4488 (update_phi_components): Create new PHI nodes directly, instead
4489 of adding insns to edges.
4490 (tree_lower_complex): Allocate and free complex_variable_components
4491 and complex_ssa_name_components here.
4493 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4495 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4496 revert to returning false.
4498 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4501 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4503 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4506 * config/i386/i386.md (cmpxf): Change operand constraints
4507 to "nonmemory_operand".
4509 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4511 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4513 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4516 * fold-const.c (fold_build1): Add checksum for the operands.
4517 (fold_build2): Likewise.
4518 (fold_build3): Likewise.
4520 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4523 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4525 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4527 * common.opt (-fforward-propagate): Committed by mistake,
4530 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4532 * reg-stack.c: Fix comment typo(s).
4533 * tree-ssa-operands.c: Likewise.
4534 * tree-vectorizer: Likewise.
4536 2005-07-21 Nick Clifton <nickc@redhat.com>
4538 * config/sh/symbian.c: Replace C++ style line comments with C
4539 style line comments.
4540 (symbian_add_attribute): Do not use a ? operator on the LHS of
4542 (sh_symbian_handle_dll_attribute): Change the type of the
4543 method vector to "VEC(tree,gc)*" and use vector accessor
4544 macros to walk over the elements.
4545 (symbian_export_vtable_and_rtti_p): Likewise.
4546 (symbian_class_needs_attribute_p): Likewise.
4548 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4551 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4552 initialize targetm.resolve_overloaded_builtin here.
4553 (altivec_expand_overloaded_builtin): Make it non-static.
4554 * config/rs6000/rs6000-protos.h
4555 (altivec_expand_overloaded_builtin): New prototype.
4556 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4557 targetm.resolve_overloaded_builtin here.
4558 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4560 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4561 Zdenek Dvorak <dvorakz@suse.cz>
4563 PR tree-optimization/19210
4564 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4566 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4567 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4568 rely on unproven assumptions.
4569 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4570 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4571 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4572 to number_of_iterations_exit.
4573 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4574 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4575 * tree-ssa-loop-niter.c (find_loop_niter,
4576 estimate_numbers_of_iterations_loop): Likewise.
4577 (number_of_iterations_exit): Honor the new options.
4578 * doc/invoke.texi (Wunsafe-loop-optimizations,
4579 funsafe-loop-optimizations): Document them.
4581 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4583 PR rtl-optimization/22167
4584 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4586 2005-07-20 Adam Nemet <anemet@lnxw.com>
4588 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4589 __do_global_dtors_aux longcall.
4591 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4593 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4594 (old_special_pred_table): Don't reference
4595 SPECIAL_MODE_PREDICATES.
4596 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4597 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4598 * config/sh/predicates.h: Don't mention
4599 SPECIAL_MODE_PREDICATES.
4600 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4603 2005-07-20 DJ Delorie <dj@redhat.com>
4605 * config.gcc: Add m32c-elf support.
4607 * doc/contrib.texi: Mention m32c.
4608 * doc/extend.texi: Document m32c extensions.
4609 * doc/install.texi: Mention m32c.
4610 * doc/invoke.texi: Document m32c options.
4611 * doc/md.texi: Document m32c constraints.
4613 * config/m32c/addsub.md: New file.
4614 * config/m32c/bitops.md: New file.
4615 * config/m32c/cond.md: New file.
4616 * config/m32c/jump.md: New file.
4617 * config/m32c/m32c-lib1.S: New file.
4618 * config/m32c/m32c-lib2.c: New file.
4619 * config/m32c/m32c-modes.def: New file.
4620 * config/m32c/m32c-pragma.c: New file.
4621 * config/m32c/m32c-protos.h: New file.
4622 * config/m32c/m32c.abi: New file.
4623 * config/m32c/m32c.c: New file.
4624 * config/m32c/m32c.h: New file.
4625 * config/m32c/m32c.md: New file.
4626 * config/m32c/m32c.opt: New file.
4627 * config/m32c/minmax.md: New file.
4628 * config/m32c/mov.md: New file.
4629 * config/m32c/muldiv.md: New file.
4630 * config/m32c/predicates.md: New file.
4631 * config/m32c/prologue.md: New file.
4632 * config/m32c/shift.md: New file.
4633 * config/m32c/t-m32c: New file.
4635 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4637 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4638 (stack_protect_set, stack_protect_test): New expanders.
4639 (stack_protect_set_si, stack_protect_set_si_media,
4640 stack_protect_set_di_media, stack_protect_test_si,
4641 stack_protect_test_si_media, stack_protect_test_di_media):
4644 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4646 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4648 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4650 * tree.h (tree_expr_nonzero_p): Export.
4651 * fold-const.c (tree_expr_nonzero_p): Likewise.
4652 Return true for CALL_EXPRs that are alloca calls.
4653 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4655 * tree-flow.h (expr_computes_nonzero): Remove.
4656 * tree-vrp.c (expr_computes_nonzero): Remove.
4657 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4658 (extract_range_from_unary_expr): Likewise.
4659 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4660 tree_expr_nonzero_p.
4662 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4664 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4665 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4666 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4667 All callers changed.
4668 (frame_related_constant_load): New arg "related" which controls
4669 setting of RTX_FRAME_RELATED_P. All callers changed.
4670 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4671 (bfin_expand_prologue): Add stack limit checking.
4672 * config/bfin/bfin.md (trapifcc): New pattern.
4674 * config/bfin/bfin.c: Include "langhooks.h".
4675 (def_builtin): Go through lang_hooks to call builtin_function.
4677 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4678 * config/bfin/predicates.md (symbol_ref_operand): New.
4679 (call_insn_operand): Delete. All callers changed to use
4680 register_no_elim_operand.
4681 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4683 (function_arg): Use it to generate the call's operand 2.
4684 (bfin_longcall_p): New function.
4685 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4686 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4687 determine if the address needs to be in a REG.
4688 (bfin_handle_longcall_attribute): New function.
4689 (bfin_attribute_table): Add "longcall" and "shortcall".
4690 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4691 (CUMULATIVE_ARGS): New member call_cookie.
4692 (PREDICATE_CODES): Add symbol_ref_operand.
4693 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4694 extra USE to the pattern.
4695 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4696 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4697 sibcall_value_insn; now the new patterns handle direct calls and the
4698 old ones indirect calls.
4699 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4701 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4703 * doc/trouble.texi: Update section on handling of empty loops.
4705 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4707 * config.gcc: Remove support for sparc-*-openbsd*,
4708 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4710 * config.host: Remove support for i860-*-sysv4* as a host.
4711 * config/i860/*, config/ip2k/*, config/ns32k/*,
4712 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4713 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4714 mention obsolete ports.
4716 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4718 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4720 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4721 of frame_pointer_rtx.
4722 (sh_expand_epilogue): Likewise.
4723 (sh_set_return_address): Likewise.
4724 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4725 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4726 offsets from FRAME_POINTER_REGNUM.
4727 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4728 (sh_register_names): Add initializer for sfp.
4729 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4730 (VALID_REGISTER_P): Likewise.
4731 (FIRST_PSEUDO_REGISTER): Update.
4732 (DWARF_FRAME_REGISTERS): Define.
4733 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4734 (HARD_FRAME_POINTER_REGNUM): Define.
4735 (FRAME_POINTER_REGNUM): Redefine.
4736 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4737 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4738 from FRAME_POINTER_REGNUM.
4739 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4740 FRAME_POINTER_REGNUM.
4741 (REG_CLASS_CONTENTS): Add sfp.
4742 (REG_ALLOC_ORDER): Likewise.
4743 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4744 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4745 of frame_pointer_rtx.
4746 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4748 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4750 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4751 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4752 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4754 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4757 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4759 Make CONSTRUCTOR use VEC to store initializers.
4760 * c-common.c (complete_array_type): Update to cope with VEC in
4762 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4763 (pp_c_constructor_elts): New function.
4764 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4765 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4766 struct constructor_stack, struct initializer_stack,
4767 constructor_elements, push_init_level, pop_init_level,
4768 add_pending_init, find_init_member, output_init_element): Update to
4769 cope with VEC in CONSTRUCTOR_ELTS.
4770 * coverage.c (build_fn_info_value, build_ctr_info_value,
4771 build_gcov_info): Likewise.
4772 * expr.c (categorize_ctor_elements_1, store_constructor,
4773 expand_expr_real_1): Likewise.
4774 * fold-const.c (fold_ternary): Likewise.
4775 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4776 gimplify_init_constructor, gimplify_expr): Likewise.
4777 * tree-dump.c (dequeue_and_dump): Likewise.
4778 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4780 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4782 * tree-sra.c (generate_element_init_1): Likewise.
4783 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4784 * tree-ssa-operands.c (get_expr_operands): Likewise.
4785 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4786 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4787 (get_initial_def_for_reduction): Likewise.
4788 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4789 value handle in annotations.
4790 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4791 tree_node_structure): Add support for constr_kind.
4792 (build_vector_from_ctor, build_constructor_single,
4793 build_constructor_from_list): New functions.
4794 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4795 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4796 Update to cope with VEC in CONSTRUCTOR_ELTS.
4797 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4798 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4799 CONSTRUCTOR_APPEND_ELT): New macros.
4800 (struct constructor_elt, struct tree_constructor): New data types.
4801 (union tree_node): Add tree_constructor field.
4802 * treestruct.def: Define TS_CONSTRUCTOR.
4803 * varasm.c (const_hash_1, compare_constant, copy_constant,
4804 compute_reloc_for_constant, output_addressed_constants,
4805 initializer_constant_valid_p, output_constant,
4806 array_size_for_constructor, output_constructor): Update to cope with
4807 VEC in CONSTRUCTOR_ELTS.
4808 * vec.h (VEC_empty, VEC_copy): New macros.
4810 2005-07-19 Devang Patel <dpatel@apple.com>
4812 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4814 2005-07-19 Richard Henderson <rth@redhat.com>
4817 * gimplify.c (gimplify_expr): Use main variant type for the temp
4818 destination for a discarded volatile read.
4819 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4820 casts between non-void types that change volatility.
4822 2005-07-15 DJ Delorie <dj@redhat.com>
4824 * toplev.h: Add comment about the first parameter for warning().
4825 * errors.h: Likewise.
4827 * c.opt (Wpragmas): New.
4828 * doc/invoke.texi: Document it.
4830 * function.c (do_warn_unused_parameter): Add warning control to
4832 * c-decl.c (warn_if_shadowing): Likewise.
4833 * c-lex.c (cb_def_pragma): Likewise.
4834 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4835 (pop_alignment): Likewise.
4836 (handle_pragma_pack): Likewise.
4837 (apply_pragma_weak): Likewise.
4838 (handle_pragma_weak): Likewise.
4839 (handle_pragma_redefine_extname): Likewise.
4840 (add_to_renaming_pragma_list): Likewise.
4841 (handle_pragma_extern_prefix): Likewise.
4842 (maybe_apply_renaming_pragma): Likewise.
4843 (handle_pragma_visibility): Likewise.
4845 * config/c4x/c4x-c.c (BAD): Likewise.
4846 (c4x_parse_pragma): Likewise.
4847 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4848 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4849 (rs6000_pragma_longcall): Likewise.
4850 * config/v850/v850-c.c (pop_data_area): Likewise.
4851 (ghs_pragma_section): Likewise.
4852 (ghs_pragma_section): Likewise.
4853 (ghs_pragma_interrupt): Likewise.
4854 (ghs_pragma_starttda): Likewise.
4855 (ghs_pragma_startsda): Likewise.
4856 (ghs_pragma_startzda): Likewise.
4857 (ghs_pragma_endtda): Likewise.
4858 (ghs_pragma_endsda): Likewise.
4859 (ghs_pragma_endzda): Likewise.
4861 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4862 Kenneth Zadeck <zadeck@naturalbridge.com>
4864 * Makefile.in: Removed tree-promote-statics.c
4865 * tree-promote-statics.c: Removed.
4866 * common.opt: Removed flag-promote-statics.
4868 * passes.c: Removed tree-promote-statics pass.
4869 * tree-pass.h: Ditto.
4870 * timevar.def: Removed TV_PROMOTE_STATICS.
4873 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4875 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4877 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4879 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4882 * c-common.c (check_function_arguments): Call
4883 'check_function_format' if either -Wformat or
4884 -Wmissing-format-attribute are specified.
4885 * c-format.c (check_function_format): Check -Wformat before
4886 calling 'check_format_info'.
4887 * c-opts.c (c_common_post_options): Don't warn for
4888 -Wmissing-format-attribute without -Wformat.
4889 * c-typeck.c (convert_for_assignment): Detect additional cases for
4890 -Wmissing-format-attribute.
4891 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4894 2005-07-19 Richard Guenther <rguenther@suse.de>
4896 * config/i386/i386.md (lrint<mode>2): Use temporary
4897 instead of clobbering non-existent memory.
4899 2005-07-19 Nick Clifton <nickc@redhat.com>
4901 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4902 statement to avoid displaying ASCII control characters.
4904 2005-07-19 Ben Elliston <bje@au.ibm.com>
4906 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4907 * cfganal.c (find_edge_index): Ditto.
4908 * combine.c (combine_instructions): Ditto.
4909 * ddg.c (create_scc): Ditto.
4910 (find_successors): Ditto.
4911 (find_predecessors): Ditto.
4912 (find_nodes_on_paths): Ditto.
4913 (longest_simple_path): Ditto.
4914 * flow.c (update_life_info): Ditto.
4915 (count_or_remove_death_notes): Ditto.
4916 (clear_log_links): Ditto.
4917 * modulo-sched.c (generate_reg_moves): Ditto.
4918 (find_max_asap): Ditto.
4919 (find_max_hv_min_mob): Ditto.
4920 (find_max_dv_min_mob): Ditto.
4921 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4922 * sched-rgn.c (extract_edgelst): Ditto.
4923 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4924 (dump_update_ssa): Ditto.
4925 (ssa_names_to_replace) Ditto.
4926 (switch_virtuals_to_full_rewrite): Ditto.
4927 (update_ssa): Ditto.
4928 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4930 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4932 Fix PR tree-optimization/22483
4934 * tree-complex.c (create_components): Use
4935 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4936 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4937 * tree-flow.h (safe_referenced_var_iterator): New structure.
4938 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4939 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4940 safe_referenced_var iterator.
4941 (add_type_alias): Ditto.
4943 2005-07-19 Steven Bosscher <stevenb@suse.de>
4945 * loop-init.c (rest_of_handle_loop2): Remove.
4946 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4947 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4948 (pass_rtl_loop_init, pass_rtl_loop_done,
4949 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4950 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4951 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4952 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4953 pass_tree_loop_done, and pass_tree_unswitch.
4954 (gate_loop): Rename to gate_tree_loop.
4955 * passes.c (init_optimization_passes): Update for renamed tree
4956 loop passes. Add the new loop2 passes as subpasses of loop2.
4957 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4958 Update for the renamed tree loop passes.
4960 2005-07-18 Ian Lance Taylor <ian@airs.com>
4963 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4964 blocks when optimizing.
4966 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4968 * common.opt (frename-registers): Initialize to 2.
4970 (fgcse-after-reload): Ditto.
4971 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4972 (process_options): Only change flag_web, flag_rename_registers,
4973 and flag_rerun_cse_after_loop if not explicitly set by user.
4975 2005-07-18 Jan Beulich <jbeulich@novell.com>
4977 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4978 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4979 in 64-bit mode the same as DImode in 32-bit mode.
4980 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4981 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4982 mode. Add new mode parameter.
4983 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4984 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4985 x86_64_shift_adj): New expanders.
4986 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4987 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4989 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4990 DImode shift splitters.
4991 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4992 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4995 2005-07-18 Jan Beulich <jbeulich@novell.com>
4997 * i386.md (movdi_extzv_1): New.
4998 (zero_extendhidi2): Combine alternatives and never force use of
5000 (zero_extendqidi2): Likewise. Don't restrict input selection.
5002 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5004 Fix PR tree-optimization/22531
5005 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5008 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5010 * tree-promote-statics.c (pass_promote_statics): Change dump file
5013 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5015 * tree-optimize.c (init_tree_optimization_passes): Add
5016 pass_eliminate_useless_stores pass.
5017 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5018 * tree-ssa-pre.c (is_copy_stmt): New function.
5019 (follow_copies_till_vuse): Ditto.
5020 (do_eustores): Ditto.
5021 (gate_eustores): Ditto.
5023 2005-07-16 Richard Henderson <rth@redhat.com>
5025 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5027 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5028 Kenneth Zadeck <zadeck@naturalbridge.com>
5030 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5031 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5032 ipa-type-escape.h, tree-promote-statics.c
5033 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5034 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5035 tree-promote-statics.c: new files.
5036 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5037 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5038 int nonlocal_set_p, mark_constant_function): Deleted.
5039 (rest_of_handle_cfg): Removed call to mark_constant_function.
5040 (nonoverlapping_component_refs_p): Added calls to support
5041 type based aliasing.
5042 * tree-ssa-alias.c (may_alias_p,
5043 compute_flow_insensitive_aliasing): Ditto.
5044 * calls.c (flags_from_decl_or_type): Removed reference to
5046 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5047 too many arguments. This is necessary for Spec 2000.
5048 * cgraph.h (const_function, pure_function): Removed.
5049 * common.opt: Added "fipa-pure-const", "fipa-reference",
5050 "fipa-type-escape", and "ftree-promote-static".
5052 * passes.c: Added ipa and tree-promote-statics passes.
5053 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5054 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5055 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5056 * tree-flow.h: Added exposed sra calls and addition of
5057 reference_vars_info field for FUNCTION_DECLS.
5058 * tree-pass.h: Added passes.
5059 * tree-sra.c: (sra_init_cache): New function.
5060 (sra_insert_before, sra_insert_after) Made public.
5061 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5063 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5064 aliasing. (may_alias_p): Added code to use type escape analysis to
5066 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5067 code to prune clobbers of static variables based on information
5068 produced in ipa-reference pass. Changed call clobbering so that
5069 statics are not marked as clobbered if the call does not clobber
5072 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5074 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5077 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5079 * doc/install.texi (*-*-solaris2*): Document recommended version
5080 of GNU binutils and mention GNU linker problem on Solaris 10.
5082 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5085 * c-decl.c (c_build_bitfield_integer_type): New function.
5086 (finish_struct): Call it.
5087 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5089 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5091 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5094 2005-07-16 Jan Hubicka <jh@suse.cz>
5096 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5097 (scale_bbs_frequencies_int): Watch roundoff errors.
5098 * predict.c (return_prediction): Initialize return_stmt.
5100 2005-07-16 Jan Hubicka <jh@suse.cz>
5102 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5103 after RTL profiling.
5105 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5108 * fold-const.c (build_range_check): Convert high/low to etype
5109 if we are only comparing against exp.
5111 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5113 Fix PR tree-optimization/22376
5114 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5116 (need_to_solve): New function.
5117 (compute_points_to_sets): Use it.
5119 2005-07-15 Jan Hubicka <jh@suse.cz>
5121 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5122 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5124 2005-07-15 Richard Guenther <rguenther@suse.de>
5126 * c-common.c (handle_flatten_attribute): New function.
5127 Add flatten function attribute.
5128 * doc/extend.texi: Document flatten function attribute.
5129 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5130 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5132 (cgraph_decide_inlining): Handle functions with flatten
5135 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5137 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5138 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5139 UNSPEC_XCHG, UNSPEC_AND): New.
5140 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5141 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5142 * config/rs6000/sync.md (FETCHOP): New code macro.
5143 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5145 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5146 (sync_compare_and_swap<mode>): Same.
5147 (sync_lock_test_and_set<mode>): Same.
5148 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5149 for QImode and HImode, and not PPC405.
5150 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5151 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5152 (sync_<fetchop>{si,di}_internal): New.
5153 (sync_nand{si,di}_internal): New.
5154 (sync_old_<fetchop>{si,di}_internal): New.
5155 (sync_old_nand{si,di}_internal): New
5156 (sync_new_<fetchop>{si,di}_internal): New.
5157 (sync_new_nand{si,di}_internal): New.
5158 (atomic_and{si,di}): New.
5159 (sync_new_nand{si,di}_internal): New.
5160 (atomic_and{si,di}): New.
5161 (sync_add<mode>_internal): Delete.
5162 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5163 (sync_sub<mode>_internal): Delte.
5164 (sync_subshort_internal): New.
5165 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5166 (sync_anddi_internal): Delete.
5167 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5168 (sync_booldi_internal): Delete.
5169 (sync_boolc<mode>_internal): Delete.
5170 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5171 (sync_boolc<mode>_internal2): Delete.
5172 (sync_boolcc<mode>_internal): Delete.
5173 (isync, lwsync): Use unspec instead of unspec_volatile.
5174 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5175 Revert UNSPEC_VOLATILE.
5176 (rs6000_split_atomic_op): New.
5177 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5179 2005-07-14 Eric Christopher <echristo@redhat.com>
5181 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5182 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5184 2005-07-14 Eric Christopher <echristo@redhat.com>
5186 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5188 2005-07-14 Steven Bosscher <stevenb@suse.de>
5190 PR tree-optimization/22230
5191 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5192 the computation of the four cross productions for "range op range".
5194 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5195 Ulrich Weigand <uweigand@de.ibm.com>
5198 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5201 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5203 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5205 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5207 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5209 2005-07-14 Richard Guenther <rguenther@suse.de>
5212 * config/i386/i386-protos.h (ix86_function_value): Change
5213 prototype to match new target hook.
5214 * config/i386/i386.c (ix86_value_regno): Change prototype
5215 to take extra type argument.
5216 (TARGET_FUNCTION_VALUE): Define.
5217 (ix86_function_ok_for_sibcall): Pass extra argument to
5218 ix86_value_regno, check return slot rtx for exact match.
5219 (ix86_function_value): Take extra parameter. Dispatch to
5220 ix86_value_regno with fndecl/fntype as provided.
5221 (ix86_value_regno): Handle extra type argument.
5222 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5224 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5225 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5226 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5227 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5228 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5230 2005-07-14 Richard Guenther <rguenther@suse.de>
5232 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5233 * calls.c (expand_call): Pass fntype to hard_function_value.
5234 (emit_library_call_value_1): Likewise.
5235 * explow.c: Include target.h.
5236 (hard_function_value): Take extra argument, the fntype.
5237 Use new target hook for function_value.
5238 * expr.h (hard_function_value): Change prototype.
5239 * function.c (aggregate_value_p): Pass 0 as fntype to
5240 hard_function_value.
5241 (assign_parms): Use new target hook for function_value.
5242 Pass 0 as fntype to hard_function_value.
5243 (expand_function_end): Likewise.
5244 * reg-stack.c: Include target.h.
5245 (stack_result): Use new target hook for function_value.
5246 * target-def.h: New target hook function_value.
5247 * target.h: Likewise.
5248 * targhooks.c (default_function_value): New function.
5249 * targhooks.h (default_function_value): Declare.
5251 2005-07-13 Ian Lance Taylor <ian@airs.com>
5253 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5255 2005-07-14 Jan Hubicka <jh@suse.cz>
5257 * tree-dfa.c (dump_variable): Use default_def function.
5258 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5259 * tree-ssa.c (verify_use): Likewise.
5260 * tree-ssanames.c (release_ssa_name): Likewise.
5261 * tree-tailcall.c (eliminate_tail_call): Likewise.
5262 (tree_optimize_tail_calls_1): Likewise.
5263 * tree-vrp.c (get_value_range): Likewise.
5265 2005-07-14 Ben Elliston <bje@au.ibm.com>
5267 * gcc.c (main): Compare language[0] with '*' when iterating over
5270 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5272 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5273 "s390_emit_compare". Add handling of CCZ1mode.
5274 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5275 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5277 (s390_branch_condition_mask): Add CCZ1mode handling.
5278 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5279 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5280 Use CCZ1mode instead of CCZmode.
5281 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5283 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5285 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5287 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5289 2005-07-13 Eric Christopher <echristo@redhat.com>
5291 * config/mips/mips.c (mips_canonicalize_comparison): New.
5292 (mips_emit_int_relational): Use.
5294 2005-07-13 Eric Christopher <echristo@redhat.com>
5296 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5298 * config/s390/s390.md: Include tpf.md. Move tpf specific
5300 * config/s390/tpf.md: To here.
5301 * config/s390/s390.opt: Move tpf specific options...
5302 * config/s390/tpf.opt: to here. Add mmain option.
5303 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5304 * config/s390/tpf.h: Rewrite.
5306 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5308 * doc/tm.texi: Remove @xref{Cross-profiling}.
5310 2005-07-13 Jeff Law <law@redhat.com>
5312 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5313 expressions, test their _DECL operands for pointer equality rather
5314 than using operand_equal_p.
5316 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5318 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5319 (TARGET_POSIX_IO): This.
5320 * config/darwin.h: Likewise.
5321 * config/freebsd.h: Likewise.
5322 * config/linux.h: Likewise.
5323 * config/lynx.h: Likewise.
5324 * config/netbsd.h: Likewise.
5325 * config/rs6000/linux64.h: Likewise.
5326 * config/rs6000/linux.h: Likewise.
5327 * config/s390/tpf.h: Likewise.
5328 * config/sh/embed-elf.h: Likewise.
5329 * config/sparc/linux64.h: Likewise.
5330 * config/sparc/linux.h: Likewise.
5331 * config/svr4.h: Likewise.
5332 * gcov-io.h: Likewise.
5334 * doc/tm.texi: Updated.
5336 * libgcov.c (create_file_directory): Defined only if
5337 TARGET_POSIX_IO is defined.
5338 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5341 2005-07-13 Jan Hubicka <jh@suse.cz>
5343 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5345 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5347 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5348 structure as argument.
5350 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5352 PR tree-optimization/21921
5353 * tree-iterator.c (tsi_link_before): Support the case when
5354 tsi_end_p (tsi) == true.
5356 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5358 PR tree-optimization/22442
5359 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5362 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5364 PR rtl-optimization/20376
5365 * toplev.c (process_options): Enable -fweb and -frename-registers when
5367 * doc/invoke.texi: Update the information about when -fweb and
5368 -frename-registers are enabled.
5370 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5373 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5374 if *rhs_p is not a SSA_NAME.
5376 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5378 Fix PR tree-optimization/22422
5379 * tree-ssa-structalias.c (struct variable_info): Add flag for
5381 (get_varinfo): Now a static function.
5382 (new_varinfo): init has_union and is_special_var to false.
5383 (solution_set_add): Check has_union.
5384 (do_da_constraint): Move temporary variable so it gets reset
5386 Also check for special variable.
5387 (do_ds_constraint): Ditto.
5388 (do_sd_constraint): Ditto.
5389 (do_structure_copy): Check for special variable.
5390 (find_func_aliases): Ditto.
5391 (init_base_vars): Set special vars properly.
5393 2005-07-13 Jan Hubicka <jh@suse.cz>
5395 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5398 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5399 (get_expr_operands): Fix thinko wrt flags and subvars.
5401 PR tree-optimize/22379
5402 * tree-inline.c (expand_call_inline): Do not output sorry in early
5405 2005-07-12 Dale Johannesen <dalej@apple.com>
5407 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5409 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5412 * host-linux.h: Include limits.h.
5414 2005-07-12 Dale Johannesen <dalej@apple.com>
5416 * expr.c (compress_float_constant): Add cost check.
5417 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5419 2005-07-12 Dale Johannesen <dalej@apple.com>
5421 * gcc.target/i386/compress-float-sse.c: New.
5422 * gcc.target/i386/compress-float-sse-pic.c: New.
5423 * gcc.target/i386/compress-float-387.c: New.
5424 * gcc.target/i386/compress-float-387-pic.c: New.
5425 * gcc.dg/compress-float-ppc.c: New.
5426 * gcc.dg/compress-float-ppc-pic.c: New.
5428 2005-07-12 Eric Christopher <echristo@redhat.com>
5430 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5432 * config/s390/s390.md: Include tpf.md. Move tpf specific
5434 * config/s390/tpf.md: To here.
5435 * config/s390/s390.opt: Move tpf specific options...
5436 * config/s390/tpf.opt: to here. Add mmain option.
5437 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5438 * config/s390/tpf.h: Rewrite.
5440 2005-07-12 Eric Christopher <echristo@redhat.com>
5442 * gcc.c (struct infile): Update comment for language.
5443 (main): Rewrite input file resetting code.
5445 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5448 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5449 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5450 (lookup_avail_expr): Use constant_boolean_node instead
5451 of boolean_false_node/boolean_true_node.
5453 2005-07-12 Ben Elliston <bje@au.ibm.com>
5455 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5456 and use it when printing num_edges.
5458 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5460 * doc/extend.texi (Blackfin Built-in Functions): New section.
5461 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5464 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5466 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5467 s/cmpstrsi/cmpstrnsi
5468 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5470 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5471 (init_optabs): Initialize cmpstrn_optab.
5472 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5473 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5474 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5475 * config/i386/i386.md: s/cmpstr/cmpstrn
5476 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5477 * doc/md.texi: Update documentation.
5479 2005-07-11 Richard Henderson <rth@redhat.com>
5481 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5482 build_va_arg_indirect_ref.
5483 (alpha_gimplify_va_arg): Likewise.
5484 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5485 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5486 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5487 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5488 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5489 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5491 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5493 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5495 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5496 * passes.c (init_optimization_passes): Add pass_empty_loop.
5497 * tree-pass.h (pass_empty_loop): Declare.
5498 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5499 try_remove_empty_loop, remove_empty_loops): New functions.
5500 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5501 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5503 2005-07-12 Peter Barada <peter@the-baradas.com>
5507 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5508 in address registers.
5509 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5510 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5511 alternative of addsi3_5200.
5513 2005-07-11 Ian Lance Taylor <ian@airs.com>
5515 * config/mips/mips.md (ffs<mode>2): Remove.
5517 2005-07-11 Ian Lance Taylor <ian@airs.com>
5519 * doc/tree-ssa.texi (Cleanups): Improve description of
5521 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5523 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5525 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5526 * tree.h (DECL_ARGUMENT_FLD): New macro.
5528 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5530 Fix PR tree-optimization/22404
5532 * tree-ssa-structalias.c (create_variable_info_for): Use
5535 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5537 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5538 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5539 for second comparison operand.
5540 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5542 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5543 (define_insn_reservation "alu"): Likewise.
5544 (csync, ssync): Now of type sync.
5545 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5546 -mcsync-anomaly -mspecld-anomaly.
5547 * config/bfin/bfin.opt (mcsync): Remove.
5548 (mcsync-anomaly, mspecld-anomaly): Add.
5549 * config/bfin/bfin.c: Include "insn-codes.h".
5550 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5551 (TARGET_DEFAULT_TARGET_FLAGS): New.
5552 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5554 2005-07-11 Steven Bosscher <stevenb@suse.de>
5556 * basic-block.h: Give the BB flags enum a name, bb_flags.
5557 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5558 * cfgcleanup.c (enum bb_flags): Remove here.
5559 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5560 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5561 (update_forwarder_flag): Likewise.
5562 (thread_jump): Likewise.
5563 (try_forward_edges): Likewise.
5564 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5565 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5566 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5568 2005-07-11 Richard Guenther <rguenther@suse.de>
5570 * config/i386/i386.opt: New target option -msseregparm.
5571 * config/i386/i386.c (override_options): Error out for
5572 -msseregparm but no SSE support.
5573 (ix86_function_sseregparm): Check for global sseregparm.
5574 * doc/invoke.texi: Document -msseregparm.
5576 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5578 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5579 (m32rle-*-linux*): Ditto.
5581 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5583 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5584 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5587 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5591 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5592 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5594 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5596 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5597 (varmap): Heapify varmap.
5598 (constraints): Heapify constraints.
5599 (struct constraint_graph): Heapify succs and preds.
5600 (constraint_vec_find): Update for heapification.
5601 (constraint_set_union): Ditto.
5602 (insert_into_complex): Ditto.
5603 (constraint_edge_vec_find): Ditto.
5604 (erase_graph_self_edge): Ditto.
5605 (add_graph_edge): Ditto.
5606 (get_graph_weights): Ditto.
5607 (merge_graph_nodes): Ditto.
5608 (build_constraint_graph): Ditto.
5609 (topo_visit): Ditto.
5610 (solve_graph): Ditto.
5611 (create_variable_info_for): Ditto.
5612 (init_base_vars): Ditto.
5613 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5614 (condese_varmap_nodes): Free complex vector.
5615 (clear_edges_for_node): Clear succs and preds vector.
5617 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5619 * tree-ssa-structalias.c (update_alias_info): Change counting of
5620 references to not include vdefs.
5622 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5624 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5627 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5629 * pa.c (pa_commutative_p): Make PLUS commutative when
5630 TARGET_NO_SPACE_REGS is true.
5632 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5634 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5635 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5636 * tree-dfa.c (dump_subvars_for): New.
5637 (debug_subvars_for): New.
5638 (dump_variable): Show subvariables if VAR has them.
5639 * tree-flow-inline.h (get_subvar_at): New.
5640 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5641 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5643 (struct subvar): Change fields offset and size to unsigned
5645 (dump_subvars_for): Declare.
5646 (debug_subvars_for): Declare.
5647 (get_subvar_at): Declare.
5648 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5649 to unsigned HOST_WIDE_INT *.
5650 (overlap_subvar): Likewise.
5651 * tree-gimple.c (is_gimple_reg): Always return false for
5652 SFTs and memory tags.
5653 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5655 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5656 (compute_may_aliases): Call compute_points_to_sets.
5657 (collect_points_to_info_for): Remove.
5658 (compute_points_to_and_addr_escape): Remove.
5659 (delete_alias_info): Call delete_points_to_sets.
5660 (compute_flow_sensitive_aliasing): If the call to
5661 find_what_p_points_to returns false, call set_pt_anything.
5662 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5663 (set_pt_anything): Clear pi->pt_vars.
5664 (set_pt_malloc): Remove.
5665 (merge_pointed_to_info): Remove.
5666 (add_pointed_to_expr): Remove.
5667 (add_pointed_to_var): Remove.
5668 (collect_points_to_info_r): Remove.
5669 (is_escape_site): Make extern.
5671 (create_overlap_variables_for): Call it.
5672 * tree-ssa-copy.c (merge_alias_info): Never merge
5673 flow-sensitive alias information.
5674 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5675 offset and size to be unsigned HOST_WIDE_INT.
5676 (add_to_addressable_set): Rename from note_addressable.
5677 Set TREE_ADDRESSABLE as the variables are added to the set.
5679 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5680 operands into VUSEs when adding V_MAY_DEFs for members in an
5682 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5683 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5684 (struct variable_info): Add bitfield is_heap_var.
5685 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5686 (new_var_info): Initialize is_heap_var.
5687 (get_constraint_for): Add HEAP variables to the symbol table.
5688 Mark them with is_heap_var.
5689 (update_alias_info): New. Taken mostly from the old
5690 compute_points_to_and_addr_escape.
5691 (handle_ptr_arith): New.
5692 (find_func_aliases): Call update_alias_info.
5693 Call handle_ptr_info for tcc_binary expressions.
5694 Call mark_stmt_modified.
5695 (create_variable_info_for): If DECL has subvars, do not create
5696 variables for its subvars. Always add all the fields.
5697 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5698 SFTs, then add all the SFTs of the structure.
5699 If VI->DECL is an aggregate with subvariables, add the SFT at
5701 (find_what_p_points_to): If VI is an artificial variable,
5702 translate to bitfields in SSA_NAME_PTR_INFO.
5703 If the solution is empty, set pi->pt_vars to NULL
5704 (init_base_vars): Create ANYOFFSET.
5705 (compute_points_to_sets): Rename from create_alias_vars.
5707 (pass_build_pta): Remove.
5708 (delete_points_to_sets): Rename from delete_alias_vars.
5709 (pass_del_pta): Remove.
5710 * tree-ssa-structalias.h (struct alias_info): Move from
5712 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5713 NUM_REFERENCES_SET): Likewise.
5714 (compute_points_to_sets, delete_points_to_sets): Declare.
5716 2005-07-09 Richard Henderson <rth@redhat.com>
5718 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5719 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5720 alpha_split_lock_test_and_set_12): New functions.
5721 * config/alpha/alpha-protos.h: Update.
5722 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5723 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5724 * config/alpha/sync.md (I12MODE): New.
5725 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5726 (sync_<fetchop_name><I48MODE>): Likewise.
5727 (sync_nand<I48MODE>): Likewise.
5728 (sync_old_<fetchop_name><I48MODE>): Likewise.
5729 (sync_new_<fetchop_name><I48MODE>): Likewise.
5730 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5731 (sync_compare_and_swap<I48MODE>): Likewise.
5732 (sync_lock_test_and_set<I48MODE>): Likewise.
5733 (sync_compare_and_swap<I12MODE>): New.
5734 (sync_compare_and_swap<I12MODE>_1): New.
5735 (sync_lock_test_and_set<I12MODE>): New.
5736 (sync_lock_test_and_set<I12MODE>_1): New.
5738 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5742 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5744 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5746 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5747 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5749 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5752 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5754 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5756 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5757 memory_operand constraint.
5758 (store_conditional_<mode>): Same.
5759 (sync_compare_and_swap<mode>): Same.
5760 (sync_lock_test_and_set<mode>): Same.
5762 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5764 Rewrite PIC support to more closely model actual instructions.
5765 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5766 (cris_symbol): Remove prototypes for removed functions.
5767 (cris_pic_symbol_type_of, cris_valid_pic_const)
5768 (cris_expand_pic_call_address): Prototypes for new functions.
5769 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5771 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5773 <case ':'>: Add case for new punctuation character.
5774 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5775 emitting (extra) PIC modifier.
5776 <case UNSPEC>: Do not assert for PLT.
5777 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5778 (cris_expand_prologue, cris_expand_epilogue): Check
5779 for pic_offset_table_rtx usage instead of taking
5780 current_function_uses_pic_offset_table as the final word.
5781 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5782 Remove flag_pic difference.
5783 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5784 the moral equivalents of...
5785 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5787 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5788 (cris_handle_option): Mark ARG as unused.
5789 (cris_expand_pic_call_address): New worker function for "call",
5791 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5792 output PIC constructs here.
5793 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5794 as symbol-specific modifers, not whole or part of operands.
5795 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5796 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5797 constants and flag_pic.
5798 (CONSTANT_INDEX_P): Adjust for new functions.
5799 (enum cris_pic_symbol_type): New helper type.
5800 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5801 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5802 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5804 ("movsi"): Emit actual instructions for GOT and relative access.
5805 ("*movsi_got_load"): New pattern to set up the register holding
5807 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5808 Adjust FIXME for 'S'.
5809 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5810 Use "movs" for -fpic cases.
5811 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5812 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5813 ("call", "call_value"): Just call cris_expand_pic_call_address for
5815 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5816 Remove special pattern.
5817 ("*expanded_call_side", "*expanded_call_value_side"): New
5819 (gotplt-to-plt, gotplt-to-plt-side-call)
5820 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5822 * config/cris/cris/predicates.md
5823 ("cris_general_operand_or_gotless_symbol"): Remove unused
5825 ("cris_general_operand_or_symbol"): Adjust for new functions.
5827 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5829 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5831 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5833 * Makefile.in (TREE_H): Add treestruct.def.
5834 (c-decl.o): Add pointer-set.h
5835 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5836 visibility on regular DECL's.
5837 (merge_decls): Fix the copying of decl nodes of various types for
5838 the new structures. Don't update RTL, section name, weak status,
5839 etc, on DECL's without RTL.
5840 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5841 Don't check volatile on non-variable types.
5842 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5843 to check whether we have seen arguments.
5844 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5845 flag is checked before field (flag is common, field is not).
5846 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5847 TS_DECL_COMMON could have an origin.
5848 (add_location_or_const_value_attribute): Don't check section name
5849 on non-var/function decls.
5850 (dwarf2out_var_location): Reverse order of tests.
5851 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5852 with DECL_WRTL_CHECK.
5853 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5854 * fold-const.c (fold_binary): Don't check weakness on
5855 non-var/function decls.
5856 (tree_expr_nonzero_p): Ditto.
5857 (fold_checksum_tree): Use tree_decl_extra as sizeof
5859 * ggc-page.c (extra_order_size_table): Add sizes for
5860 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5862 * gimplify.c (gimplify_bind_expr): Only set
5863 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5864 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5866 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5867 * langhooks.h (init_ts). New langhook.
5868 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5869 * print-tree.c (print_node): Update to only print fields that
5870 exist in the structures the passed decl has.
5871 * toplev.c (wrapup_global_declarations): Don't reset
5872 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5873 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5874 * tree-inline.c (remap_decl): Ditto.
5875 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5876 * tree-pretty-print.c (print_declaration): Don't print
5877 DECL_REGISTER on things that don't contain it.
5878 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5879 non-var/function decls.
5880 * tree.c (tree_contains_struct): New structure.
5881 (init_priority_for_decl): New hashtable.
5882 (tree_int_map): New structure.
5883 (tree_int_map_eq): New function.
5884 (tree_int_map_marked_p): Ditto.
5885 (tree_int_map_hash): Ditto.
5886 (tree_map): Move to tree.h.
5887 (tree_map_eq): Externalize.
5888 (tree_map_hash): Ditto.
5889 (tree_map_marked_p): Ditto.
5890 (init_ttree): Set up tree_contains_struct and call langhook.
5891 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5892 (tree_code_size): Update for new structures.
5893 (tree_node_structure): Update for new structures.
5894 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5896 (copy_node_stat): Copy init priority.
5897 (build_decl_stat): Ditto for visibility.
5898 (ts_enum_names): New.
5899 (tree_contains_struct_check_failed): New function.
5900 (decl_init_priority_lookup): Ditto.
5901 (decl_init_priority_insert): Ditto.
5902 * treestruct.def: New file.
5903 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5904 (CONTAINS_STRUCT_CHECK): Ditto.
5905 (tree_contains_struct_check_failed): New prototype.
5906 (DECL_CHECK): Removed.
5907 (DECL_MINIMAL_CHECK): New.
5908 (DECL_COMMON_CHECK): Ditto.
5909 (DECL_WRTL_CHECK): Ditto.
5910 (DECL_NON_COMMON_CHECK): Ditto.
5911 (DECL_WITH_VIS_CHECK): Ditto.
5912 (VAR_OR_FUNCTION_DECL_P): Ditto
5913 (struct tree_decl_minimal): New structure.
5914 (struct tree_decl_common): Ditto.
5915 (struct tree_decl_with_rtl): Ditto.
5916 (struct tree_decl_with_vis): Ditto.
5917 (struct tree_decl_non_common): Ditto.
5918 (struct tree_field_decl): Ditto.
5919 (struct tree_parm_decl): Ditto.
5920 (struct tree_var_decl): Ditto.
5921 (struct tree_function_decl): Ditto.
5922 (struct tree_const_decl): Ditto.
5923 (struct tree_result_decl): Ditto.
5924 (union tree_node): Add new structures.
5925 * var-tracking.c (track_expr_p): Reverse order of tests.
5927 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5929 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5931 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5932 * system.h: Poison FINALIZE_PIC.
5933 * doc/tm.texi (FINALIZE_PIC): Remove.
5935 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5938 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5939 to the correct type if we have a MODIFY_EXPR.
5941 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5943 PR tree-optimization/22360
5944 * tree.c (upper_bound_in_type): Fix calculations for casting
5945 to a non-wider signed type and casting a signed value to a
5946 wider unsigned type.
5947 (lower_bound_in_type): Fix calculations for casting to a
5948 non-wider signed type.
5950 PR tree-optimization/20139
5951 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5953 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5954 fold_cond_expr_cond.
5955 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5956 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5958 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5961 * tree-complex.c (expand_complex_libcall): Produce
5962 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5964 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5966 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5967 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5968 b" assert and inserted fastpath code for this case.
5969 (bitmap_ior): Removed "a != b" assert.
5971 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5973 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5974 (ENDFILE_SPEC): Likewise.
5975 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5977 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5978 a large stack frame at epilogue.
5980 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5982 * final.c: Include sdbout.h when required.
5984 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5986 * config.gcc (*-*-darwin*): Only one target-specific header file
5988 (powerpc-*-darwin*): Add version-specific header files.
5989 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5990 * config.in: Regenerate.
5991 * configure: Regenerate.
5992 * gcc.c: Include xregex.h.
5993 (version_compare_spec_function): New.
5994 (spec_function): Add version-compare.
5995 (replace_outfile_spec_function): Reformat comment.
5996 (compare_version_strings): New.
5997 * config/darwin-c.c (version_as_macro): New.
5998 (builtin_define): New.
5999 (darwin_cpp_builtins): New.
6000 * config/darwin-protos.h (darwin_cpp_builtins): New.
6001 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6002 (LIB_SPEC): Make unconditional, update comment.
6003 (TARGET_C99_FUNCTIONS): Define.
6004 * config/darwin.opt: Sort.
6005 (mmacosx-version-min=): New.
6006 * config/darwin7.h: Delete.
6007 * config/darwin8.h: Delete.
6008 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6009 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6010 (TARGET_C99_FUNCTIONS): Define.
6011 * config/rs6000/darwin7.h: New.
6012 * config/rs6000/darwin8.h: New.
6013 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6014 (-mmacosx-version-min): Document.
6016 2005-07-07 Ian Lance Taylor <ian@airs.com>
6018 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6020 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6023 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6025 2005-07-07 Khem Raj <kraj@mvista.com>
6027 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6028 in bytes, not words.
6030 2005-07-07 Paul Brook <paul@codesourcery.com>
6032 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6033 DEFAULT_FUNCTION_ARG_PADDING to upward.
6035 2005-07-07 Richard Henderson <rth@redhat.com>
6037 * function.c (locate_and_pad_parm): Record parameter alignment in
6038 stack_alignment_needed.
6040 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6042 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6043 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6044 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6045 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6046 (define_attr "type"): Add isync, sync, load_l, store_c.
6047 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6048 Create scratch volatile MEM.
6049 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6051 (load_locked_<mode>): New.
6052 (store_conditional_<mode>): New.
6053 (sync_compare_and_swap<mode>): Replace with splitter.
6054 (sync_lock_test_and_set<mode>): Replace with splitter.
6055 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6057 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6058 is ics. Attribute isync.
6059 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6061 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6062 and UNSPECV_SYNC_OP.
6063 (emit_unlikely_jump): New.
6064 (emit_load_locked): New.
6065 (emit_store_conditional): New.
6066 (rs6000_split_compare_and_swap): New.
6067 (rs6000_split_lock_test_and_set): New.
6068 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6069 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6070 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6071 rs6000_split_lock_test_and_set): Declare.
6072 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6073 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6074 store_c, isync, sync.
6076 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6078 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6079 filenames to gtyp-gen.h.
6080 (s-typ-gen): Use it in place of for loops.
6082 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6084 * hooks.c (hook_bool_rtx_int_false): New function.
6085 * hooks.h (hook_bool_rtx_int_false): Declare.
6086 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6087 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6088 * target.h (struct gcc_target): Add commutative_p member.
6089 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6090 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6091 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6092 (pa_commutative_p): New function.
6093 * jump.c (target.h): Include.
6094 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6095 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6097 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6099 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6100 (s390_expand_setmem): New.
6101 * config/s390/s390.c: Likewise.
6102 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6104 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6105 general_operand. Call new function "s390_expand_setmem".
6106 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6107 ("setmem_long", "*setmem_long"): ... this.
6109 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6111 * config/s390/s390.c: (optimization_options): Enable
6112 TARGET_MVCLE at -Os.
6113 * doc/invoke.texi: Document changes in default behaviour.
6114 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6116 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6118 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6119 defined by back-end.
6121 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6123 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6124 all sets in the pattern.
6125 * config/rs6000/rs6000.md (stack_protect_testsi,
6126 stack_protect_testdi): Likewise.
6128 2005-07-06 Jeff Law <law@redhat.com>
6130 * tree-vrp.c (simplify_using_ranges): Kill.
6131 (vrp_finalize): Remove call to simplify_using_ranges.
6132 (simplify_stmt_using_ranges): New function extracted from
6133 simplify_using_ranges.
6134 (simplify_div_or_mod_using_ranges): Likewise.
6135 (simplify_abs_using_ranges): Likewise.
6136 (simplify_cond_using_ranges): New function.
6137 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6138 * tree-ssa-propagate.c (substitute_and_fold): Call
6139 simplify_stmt_using_ranges if we have range information.
6141 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6143 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6144 ia64_flag_schedule_isns2.
6146 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6147 reading/writing general registers.
6148 (ia64_function_arg): Revert 2005-06-18 change.
6150 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6152 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6153 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6155 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6157 * function.c (expand_function_end): Revert part of 2005-06-27
6158 patch. Do sjlj_emit_function_exit_after after return_label.
6160 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6162 * doc/install.texi (--disable-libssp): New.
6164 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6166 * doc/invoke.texi: Update -fforce-mem documentation.
6167 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6168 code for -fforce-mem.
6169 * expmed.c: (store_bit_field,store_fixed_bit_field,
6170 extract_bit_field): Ditto.
6171 * expr.c: (convert_move): Ditto.
6172 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6173 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6174 emit_conditional_add,expand_float,expand_fix): Ditto.
6175 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6176 (common_handle_option): Issue warning when -fforce-mem specified.
6178 2005-07-06 Paul Brook <paul@codesourcery.com>
6180 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6182 * configure: Regenerate.
6184 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6186 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6188 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6190 Fix PR tree-optimization/22319
6191 Fix PR tree-optimization/22140
6192 Fix PR tree-optimization/22310
6194 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6195 variable sized types.
6196 Use correct type for intermediate structure on *a = *b structure
6199 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6201 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6203 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6204 (machine_function): Move typedef to...
6205 * config/rs6000/rs6000.c (machine_function): ... here. Add
6206 varargs_save_offset field.
6207 (rs6000_stack_t): Remove varargs_size field.
6208 (setup_incoming_varargs): Allocate varargs save area using
6209 assign_stack_local, try to make it as small as possible.
6210 Save offset from virtual_stack_vars_rtx to the save area
6211 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6212 instead of magic 8 when fp word byte size is used.
6213 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6214 instead of -RS6000_VARARGS_SIZE.
6215 (rs6000_stack_info, debug_stack_info,
6216 rs6000_initial_elimination_offset): Remove all traces of
6218 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6219 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6220 RS6000_VARARGS_AREA.
6222 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6224 PR tree-optimization/21963
6225 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6226 constant_multiple_of in the same way get_computation_cost_at does.
6228 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6230 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6231 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6232 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6233 and return its previous value.
6234 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6235 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6237 (stack_protect_set, stack_protect_test): New expanders.
6238 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6239 stack_protect_testdi): New insns.
6240 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6241 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6243 2005-07-06 Jeff Law <law@redhat.com>
6245 * tree-ssa-dce.c (cfg_altered): New global.
6246 (tree_dce_init): Initialize cfg_altered.
6247 (remove_dead_stmt): If we remove an edge in the CFG, then set
6249 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6252 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6254 * Makefile.in (stamp-collect-ld): Use
6255 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6256 ./collect-ld if it already exists.
6257 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6258 Don't remove ./nm if it already exists.
6260 2005-07-05 Devang Patel <dpatel@apple.com>
6262 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6263 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6264 * tree-vectorizer.c (vect_loop_location): New.
6265 (vect_print_dump_info): Use vect_loop_location.
6266 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6267 (vectorize_loops): Set vect_loop_location.
6268 * tree-vect-analyze.c (vect_analyze_offset_expr,
6269 vect_determin_vectorization_factor, vect_analyze_operations,
6270 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6271 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6272 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6273 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6274 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6275 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6276 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6277 vect_analyze_loop): Adjust vect_print_dump_info API.
6278 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6279 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6280 vect_finish_stmt_generation, vectorizable_assignment,
6281 vectorizable_operation, vectorizable_store, vectorizable_load,
6282 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6283 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6284 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6285 vect_transform_loop): Same.
6286 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6287 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6290 2005-07-05 Randolph Chung <tausq@debian.org>
6292 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6293 * configure: Regenerate.
6294 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6295 (pa_tls_referenced_p): Declare.
6296 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6297 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6298 (legitimize_tls_address): New.
6299 (hppa_legitimize_address): Handle TLS addresses.
6300 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6301 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6302 (emit_move_sequence): Handle TLS addresses.
6303 (pa_encode_section_info): Call default handler to handle common
6305 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6306 (CONSTANT_ADDRESS_P): Reject TLS operands.
6307 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6308 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6309 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6310 (UNSPEC_TLSLE): Define new constants.
6311 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6312 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6313 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6314 (tie_symbolic_operand, tle_symbolic_operand): New
6316 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6318 * aclocal.m4: Update macros for autoconf 2.59 style.
6319 * configure.ac: Likewise.
6321 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6323 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6324 (function_arg): Pass small aggregates in general registers on 32-bit
6326 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6328 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6330 * Makefile.in (final.o): Fix dependencies.
6332 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6336 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6337 * langhooks.c (lhd_expr_to_decl): New.
6338 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6340 (LANG_HOOKS_INITIALIZER): Update.
6341 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6342 expr_to_decl langhook.
6343 * c-tree.h (c_expr_to_decl): Declare.
6344 * c-typeck.c (c_expr_to_decl): New.
6345 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6347 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6349 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6352 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6353 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6355 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6357 * Makefile.in: Adjust dependencies.
6358 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6359 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6360 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6361 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6362 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6363 rest_of_compilation.
6365 * bb-reorder.c (gate_duplicate_computed_gotos,
6366 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6367 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6368 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6369 pass_partition_blocks): New.
6370 * bt-load.c (gate_handle_branch_target_load_optimize,
6371 rest_of_handle_branch_target_load_optimize,
6372 pass_branch_target_load_optimize): New.
6373 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6375 * cfglayout.c (pass_insn_locators_initialize): New.
6376 * cfgrtl.c (pass_free_cfg): New.
6377 * combine.c (gate_handle_combine, rest_of_handle_combine,
6379 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6380 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6381 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6382 * except.c (pass_set_nothrow_function_flags,
6383 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6385 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6386 rest_of_handle_shorten_branches, pass_shorten_branches,
6387 rest_of_clean_state, pass_clean_state): New.
6388 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6389 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6390 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6392 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6393 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6394 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6395 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6397 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6398 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6399 pass_rtl_ifcvt, gate_handle_if_after_combine,
6400 rest_of_handle_if_after_combine, pass_if_after_combine,
6401 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6402 pass_if_after_reload): New.
6403 * integrate.c (pass_initial_value_sets): New.
6404 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6405 pass_purge_lineno_notes): New.
6406 * mode-switching.c (rest_of_handle_mode_switching,
6407 pass_mode_switching): New.
6408 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6409 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6411 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6412 pass_loop_optimize): New.
6413 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6415 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6417 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6418 pass_postreload_cse): New.
6419 * profile.c (gate_handle_profiling, pass_profiling,
6420 rest_of_handle_branch_prob, pass_branch_prob): New.
6421 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6422 pass_split_before_regstack, gate_handle_split_before_regstack,
6423 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6424 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6425 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6426 pass_stack_regs): New.
6427 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6428 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6429 pass_stack_adjustments): New.
6430 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6431 pass_regrename): New.
6432 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6433 pass_delay_slots, gate_handle_machine_reorg,
6434 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6435 * rtl.h (extern void purge_line_number_notes): New.
6436 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6437 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6439 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6441 * value-prof.c (gate_handle_value_profile_transformations,
6442 rest_of_handle_value_profile_transformations,
6443 pass_value_profile_transformations): New.
6444 * var-tracking.c (gate_handle_var_tracking,
6445 pass_variable_tracking): New.
6446 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6448 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6449 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6450 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6451 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6452 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6453 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6454 rest_of_handle_gcse2, rest_of_handle_regmove,
6455 rest_of_handle_tracer, rest_of_handle_if_conversion,
6456 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6457 rest_of_handle_web, rest_of_handle_branch_prob,
6458 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6459 rest_of_handle_jump_bypass, rest_of_handle_combine,
6460 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6461 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6462 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6463 rest_of_handle_mode_switching, rest_of_handle_jump,
6464 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6465 rest_of_handle_flow2, rest_of_handle_jump2,
6466 rest_of_handle_peephole2, rest_of_handle_postreload,
6467 rest_of_handle_shorten_branches, rest_of_clean_state,
6468 rest_of_compilation): Remove.
6470 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6471 * passes.c (dump_flags, in_gimple_form, all_passes,
6472 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6473 register_dump_files, next_pass_1, last_verified, execute_todo,
6474 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6475 from tree-optimize.c.
6476 (init_optimization_passes): Moved from tree-optimize.c,
6477 adding the RTL optimizations.
6478 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6479 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6480 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6481 register_dump_files, next_pass_1, last_verified, execute_todo,
6482 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6483 init_tree_optimization_passes, ipa_passes): Delete.
6484 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6486 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6487 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6489 (ipa_passes): Remove.
6490 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6491 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6492 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6493 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6494 (dump_info_p, dump_flag): Moved to tree-dump.h.
6496 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6498 * passes.c (finish_optimization_passes): Use dump_begin
6499 and dump_end, TDI_end.
6500 (gate_rest_of_compilation): New.
6501 (pass_rest_of_compilation): Use it.
6502 (gate_postreload, pass_postreload): New.
6503 * toplev.c (general_init): Rename init_tree_optimization_passes.
6504 * toplev.h (init_tree_optimization_passes): Rename to
6505 init_optimizations_passes.
6506 * tree-dump.c (dump_flag): Make static.
6507 (dump_files): Remove RTL dumps.
6508 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6509 pass_cleanup_cfg, pass_free_cfg_annotations,
6510 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6511 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6512 * tree-pretty-print.c: Include tree-pass.h.
6513 * cgraph.c: Include tree-dump.h.
6515 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6517 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6518 Only fall back to saying it points to readonly memory if
6521 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6523 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6524 * config/m32r/m32r.c (m32r_compute_frame_size,
6525 m32r_expand_prologue): Take current_function_profile into
6526 account whenever we reference
6527 current_function_uses_pic_offset_table.
6528 (m32r_finalize_pic): Remove.
6529 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6531 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6533 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6534 instead of $<. Don't remove ./as if it already exists.
6536 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6539 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6540 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6541 for complex modes when generating code for PA 1.0.
6542 (VALID_FP_MODE_P): New macro.
6543 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6544 sets for all general and floating point modes. Align wide floating
6545 point modes to even register boundaries to comply with architectural
6547 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6548 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6549 (VALID_FP_MODE_P): New macro.
6550 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6551 sets for all general and floating point modes. Align wide floating
6552 point modes to even register boundaries to comply with architectural
6555 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6557 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6560 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6562 * tree-ssa-structalias.c: Don't include expr.h.
6564 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6566 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6569 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6571 Fix PR tree-optimization/22279
6573 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6576 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6578 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6580 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6582 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6583 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6584 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6585 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6586 config/stormy16/stormy16.c, config/v850/v850.c,
6587 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6588 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6589 Avoid "." or "\n" at end of diagnostics and capital letters at
6590 start of diagnostics.
6591 * combine.c, cse.c: Don't translate dump file output.
6592 * toplev.c (print_version): Only translate output if going to
6595 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6597 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6598 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6601 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6603 * pa.c (fix_range): Fix typo in comment.
6605 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6607 * tree-vrp.c (extract_range_from_assert): Replace
6608 fold (build (...)) with fold_build2.
6610 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6612 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6613 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6614 (format_types_orig, handle_format_attribute): Add support for
6617 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6619 * varasm.c (assemble_variable): Fix format specifier thinko.
6621 2005-07-03 Ira Rosen <irar@il.ibm.com>
6623 PR tree-optimization/22029 (and 22135)
6624 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6625 a phi node before calling dump_vops.
6627 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6629 * tree-dump.h (dump_string_field): Declare.
6630 * tree-dump.c: Use it instead of dump_string.
6631 (dump_string_field): Make non-static.
6633 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6635 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6636 up the minimal CFG stuff always when optimize > 0. Call
6637 split_all_insns_noflow in PIC case if needed.
6639 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6640 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6643 * c-decl.c (c_write_global_declarations): Dump contents of
6645 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6646 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6647 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6648 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6651 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6653 * c-common.h (GCC_DIAG_STYLE): Define.
6654 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6655 version for format checking to 4.1.
6656 * c-format.c: Include toplev.h after c-common.h.
6657 (enum format_type): Add gcc_tdiag_format_type.
6658 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6659 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6660 (format_types_orig): Add gcc_tdiag.
6661 (init_dynamic_diag_info): Support gcc_tdiag formats.
6662 (handle_format_attribute): Likewise.
6663 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6664 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6665 version for format checking to 4.1.
6666 (warning0, warning, error, pedwarn, sorry): Use
6668 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6669 (finish_aliases_1): Do not use %qE.
6670 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6671 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6672 Correct format bugs.
6673 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6674 parameter to unsigned HOST_WIDE_INT.
6675 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6677 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6680 * expr.c (write_complex_part): Use adjust_address for MEM.
6681 (read_complex_part): Same.
6683 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6685 Fix PR tree-optimization/22280
6687 * tree-sra.c (generate_element_init): Remove useless loop.
6689 2005-07-02 Richard Henderson <rth@redhat.com>
6691 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6693 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6695 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6698 * fold-const.c (fold_binary): Handle the return value of
6699 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6700 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6702 2005-07-02 Jeff Law <law@redhat.com>
6704 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6705 a eliminate type conversion which feeds an equality comparison
6706 if the original type or either operand in the comparison is a
6709 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6711 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6712 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6714 * config/avr/avr.c: Do not use '`' as left quote.
6715 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6716 Remove "." from end of diagnostics. Make diagnostics start with
6719 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6720 Joseph S. Myers <joseph@codesourcery.com>
6722 * toplev.c (default_tree_printer): Handle setting location with
6724 * c-objc.common.c (c_tree_printer): Likewise.
6725 * c-format.c (gcc_diag_flag_specs): Add '+'.
6726 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6727 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6729 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6730 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6731 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6732 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6733 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6734 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6735 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6736 format arguments where %J is used without %D.
6738 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6740 * gcc.c (LINK_SSP_SPEC): Define.
6741 (link_ssp_spec): New variable.
6742 (LINK_COMMAND_SPEC): Add %(link_ssp).
6743 (static_specs): Add link_ssp_spec.
6744 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6745 * configure: Rebuilt.
6746 * config.in: Rebuilt.
6748 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6749 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6750 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6751 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6752 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6753 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6754 -0x7008(2) instead of reading __stack_chk_guard variable.
6755 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6757 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6758 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6759 if TARGET_THREAD_SSP_OFFSET is defined.
6760 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6761 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6764 2005-06-27 Richard Henderson <rth@redhat.com>
6765 * libgcc-std.ver (GCC_4.1.0): New.
6766 * libgcc.h (__stack_chk_guard): Declare.
6767 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6768 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6769 * mklibgcc.in (lib2funcs): Add them.
6771 2005-07-01 Richard Henderson <rth@redhat.com>
6773 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6774 void * before struct sigcontext *.
6775 (x86_fallback_frame_state): Likewise.
6777 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6779 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6781 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6784 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6785 we check for SSA_NAME for.
6787 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6789 Fix PR tree-optimization/22071
6791 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6793 (get_constraint_for_component_ref): Use it.
6795 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6798 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6799 print out the last new line.
6801 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6803 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6804 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6805 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6806 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6807 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6808 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6809 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6810 (enum reg_class): New member CC0_REGS.
6811 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6812 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6813 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6814 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6815 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6816 Adjust for register now described.
6818 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6821 * config/i386/i386.md (stack_protect_test_si,
6822 stack_protect_test_di): Add earlyclobber for scratch 3.
6823 * config/rs6000/rs6000.md (stack_protect_testsi,
6824 stack_protect_testdi): Add earlyclobber for scratch 3,
6825 remove earlyclobber from scratch 4.
6827 Older entries for 2005 can be found in ChangeLog-2005.