1 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
7 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
10 * c-typeck.c (tagged_tu_seen): Rename to ...
11 (tagged_tu_seen_cache): this and add val field.
12 (comptypes): Move functional to comptypes_internal
13 and free tagged_tu_seen.
14 (comptypes_internal): New function and call comptypes_internal
15 instead of comptypes. Speed up by sibcalling
16 tagged_types_tu_compatible_p.
17 (alloc_tagged_tu_seen): New function
18 (free_all_tagged_tu_seen_up_to): New function.
19 (tagged_types_tu_compatible_p): Return the val of the seen two
21 Add that the two types are the same to tagged_tu_seen_base
22 if they are and call comptypes_internal instead of comptypes.
23 <case UNION_TYPE>: Speed up common type where the fields are
25 (function_types_compatible_p): Call comptypes_internal instead of
27 (type_lists_compatible_p): Likewise.
28 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
30 2005-10-02 Matthias Klose <doko@debian.org>
32 * doc/invoke.texi: Fix typo and speling error.
34 2005-10-01 Richard Henderson <rth@redhat.com>
36 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
38 2005-10-01 Mark Mitchell <mark@codesourcery.com>
40 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
41 using --start-group and --end-group.
43 2005-10-01 Diego Novillo <dnovillo@redhat.com>
45 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
46 FIXME note regarding quirky semantics.
48 2005-10-01 Diego Novillo <dnovillo@redhat.com>
51 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
52 non-null range as a last resort.
54 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
55 Diego Novillo <dnovillo@redhat.com>
58 * tree-vrp.c (extract_range_from_assert): For !=
59 assertions, only build an anti-range if LIMIT is a
62 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
64 * arm.md (movqi): On thumb when optimizing, handle loading from
65 memory by describing this as taking a subreg of a zero-extended load
66 into an SImode register.
69 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
71 * reload1.c (merge_assigned_reloads): Do not change any
72 RELOAD_FOR_OUTPUT_ADDRESS reloads.
74 2005-09-30 Geoffrey Keating <geoffk@apple.com>
76 * Makefile.in (LIPO_FOR_TARGET): Define.
77 (STRIP_FOR_TARGET): Define.
79 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
80 before creating new ones. Do symlinks before creating the actual
83 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
84 to work out which multilibs are actually being built.
86 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
88 * tree-vect-transform.c, config/ms1/ms1.md,
89 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
90 Follow spelling conventions.
91 * doc/invoke.texi, doc/md.texi: Fix typos.
93 2005-09-30 Andrew Macleod <amacleod@redat.com>
95 PR tree-optimization/21430
96 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
97 use operands, and set stmt pointer if need be.
98 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
99 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
102 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
105 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
107 2005-09-29 Mark Mitchell <mark@codesourcery.com>
109 * optabs.c (expand_binop): Initialize first_pass_p.
111 2005-09-29 Jakub Jelinek <jakub@redhat.com>
114 * c-decl.c (c_write_global_declarations_1): If any
115 wrapup_global_declaration_2 call returned true, restart the loop.
117 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
119 Fix PR tree-optimization/24117
120 * tree-ssa-structalias.c (find_func_aliases): Strip nops
121 before considering whether to use anyoffset.
123 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
127 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
129 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
131 (swap_commutative_operands_with_target): New.
133 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
136 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
139 2005-09-29 Steven Bosscher <stevenb@suse.de>
141 PR tree-optimization/23911
142 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
143 and IMAGPART_EXPR too.
145 2005-09-28 Mark Mitchell <mark@codesourcery.com>
148 * expmed.c (expand_shift): Move logic to reverse rotation
149 direction when rotating by constants ...
150 * optabs.c (expand_binop): ... here.
151 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
152 (ix86_rotrdi3): New pattern.
153 (rotldi3): Handle 32-bit mode.
154 (ix86_rotldi3): New pattern.
156 2005-09-29 Alan Modra <amodra@bigpond.net.au>
159 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
160 check for numbers that need no bit twiddle.
162 2005-09-28 Geoffrey Keating <geoffk@apple.com>
164 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
165 multilib to be built.
167 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
168 (stage1-start): Delete old libgcc and libunwind before moving
169 anything into the stage directory.
170 (stage2-start): Likewise.
171 (stage3-start): Likewise.
172 (stage4-start): Likewise.
173 (stageprofile-start): Likewise.
174 (stagefeedback-start): Likewise.
175 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
176 header in tm_file and CPU-specific t-darwin in tmake_file.
177 (i[34567]86-*-darwin*): Don't change tm_file.
178 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
179 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
180 shared library stub for target OS version.
181 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
182 (SHLIB_LINK): Don't make SHLIB_SOLINK.
183 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
184 (libgcc_s.%.dylib): New.
186 (install-darwin-libgcc-stubs): New.
187 (INSTALL_LIBGCC): New append.
188 * config/i386/darwin-libgcc.10.4.ver: New.
189 * config/i386/darwin-libgcc.10.5.ver: New.
190 * config/i386/t-darwin: New.
191 * config/rs6000/darwin-libgcc.10.4.ver: New.
192 * config/rs6000/darwin-libgcc.10.5.ver: New.
193 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
194 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
196 2005-09-28 Paul Brook <paul@codesourcery.com>
198 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
201 2005-09-28 Richard Guenther <rguenther@suse.de>
203 PR tree-optimization/23853
204 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
205 host_integerp to verify misalignment value.
207 2005-09-28 Richard Henderson <rth@redhat.com>
209 * builtins.c (get_builtin_sync_mode): New.
210 (expand_builtin_sync_operation): Pass in mode argument.
211 (expand_builtin_compare_and_swap): Likewise.
212 (expand_builtin_lock_test_and_set): Likewise.
213 (expand_builtin_lock_release): Likewise.
214 (expand_builtin): Update to match.
216 2005-09-28 Nick Clifton <nickc@redhat.com>
218 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
219 formatting. Add check to PLUS case to ensure that the offset is
220 within an acceptable range.
222 * config/v850/v850.md (casesi): Disable the generation of the
223 switch pattern as it is not being handled properly at the moment.
225 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
226 for when the high words are identical.
228 2005-09-27 Richard Henderson <rth@redhat.com>
230 * pretty-print.c (pp_base_format): Fix typo for %>.
232 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
233 Devang Patel <dpatel@apple.com>
235 PR tree-optimization/23625
236 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
237 LABEL_EXPR, assertion check.
239 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
241 * optabs.c (no_conflict_move_test): Check if a result of a
242 to-be-moved insn would be clobbered by an originally
245 2005-09-27 Jeff Law <law@redhat.com>
247 * passes.c (init_optimization_passes): Replace copy propagation
248 passes immediately after DOM with phi-only copy propagation
249 pases. Add phi-only copy propagation pass after first DOM pass.
250 * tree-pass.h (pass_phi_only_copy_prop): Declare.
251 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
252 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
253 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
254 to init_copy_prop. Callers updated.
255 (do_phi_only_copy_prop): New function.
256 (pass_phi_only_copy_prop): New pass descriptor.
258 2005-09-27 Nick Clifton <nickc@redhat.com>
260 * libgcc2.c (__popcount_tab): Remove redundant prototype.
262 2005-09-26 Jason Merrill <jason@redhat.com>
265 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
267 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
269 2005-09-26 James E Wilson <wilson@specifix.com>
271 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
272 copyright. Add gcc copyright plus libgcc exception.
273 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
275 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
277 2005-09-26 Jeff Law <law@redhat.com>
279 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
280 about when to iterate.
282 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
285 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
286 for __complex__ double in -mcpu=G5 mode.
288 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
290 PR tree-optimization/23942
291 * Makefile.in (SCEV_H): Depends on PARAMS_H.
292 * tree-scalar-evolution.c: Include params.h.
294 (follow_ssa_edge, follow_ssa_edge_in_rhs,
295 follow_ssa_edge_in_condition_phi_branch,
296 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
297 Change return type to t_bool. Use a parameter to limit the size of
298 trees that are walked before stopping
299 (analyze_evolution_in_loop): Initialize the limit to 0.
300 (follow_ssa_edge): Give up by returning t_dont_know if the limit
301 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
303 2005-09-26 Uros Bizjak <uros@kss-loka.si>
306 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
307 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
309 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
311 * combine.c (make_extraction): Check for valid use of subreg.
313 2005-09-26 Uros Bizjak <uros@kss-loka.si>
316 * config/i386/i386.md ("*fistdi2_1"): New pattern.
317 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
318 ("fist<mode>2_with_temp"): Use only register operands.
320 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
322 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
323 CALL_INSN_FUNCTION_USAGE.
325 2005-09-26 Richard Guenther <rguenther@suse.de>
328 * gcse.c: Include hashtab.h, define ldst entry hashtable.
329 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
330 (ldst_entry): Use the hashtable instead of list-walking.
331 (find_rtx_in_ldst): Likewise.
332 (free_ldst_entry): Free the hashtable.
333 (compute_ld_motion_mems): Create the hashtable.
334 (trim_ld_motion_mems): Remove entry from hashtable if
335 removing it from list.
336 (compute_store_table): Likewise^2.
337 (store_motion): Free hashtable in case we did not see
340 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
342 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
343 and arg1 if we are passing them to fold_build2.
345 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
348 * config/i386/i386.c (ix86_function_regparm): Fix the test for
351 2005-09-25 Richard Henderson <rth@redhat.com>
353 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
354 SYMBOL_REF_TLS_MODEL to be correct.
356 2005-09-24 Richard Henderson <rth@redhat.com>
358 * ipa-type-escape.c (discover_unique_type): Remove dead code at
359 end of function. Reindent.
361 2005-09-24 Ian Lance Taylor <ian@airs.com>
363 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
364 NEGATE_EXPR/BIT_NOT_EXPR case.
366 2005-09-24 Richard Henderson <rth@redhat.com>
368 * c-common.c (handle_mode_attribute): When not modifying in place,
369 create subtypes for enumerations.
370 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
371 * gimplify.c (create_tmp_from_val): Likewise.
373 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
375 * config/i386/i386.md (*tls_global_dynamic_64,
376 *tls_local_dynamic_base_64): Add missing mode to call.
377 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
379 2005-09-24 Jan Hubicka <jh@suse.cz>
381 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
382 (cgraph_clone_node): Likewise.
383 * cgraph.h (cgraph_clone_edge): Update prototype.
384 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
385 duplicated prototypes; add updating argument.
386 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
387 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
389 (cgraph_mark_inline_edge): Likewise.
390 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
391 (cgraph_flatten_node): Likewise.
392 (cgraph_decide_recursive_inlining): Likewise.
393 (cgraph_decide_inlining_of_small_function): Likewise.
394 * tree-optimize.c (tree_rest_of_compilation): Likewise.
396 2005-09-23 David Edelsohn <edelsohn@gnu.org>
397 Pete Steinmetz <steinmtz@us.ibm.com>
399 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
400 (rldic.): Set type to "compare".
402 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
403 mfjmpr for MFCTR/MFLR.
404 (movdf_hardfloat64): Same.
405 (movdf_softfloat64): Same. Correct order of store and move types.
406 (movti_string): Set type to store_ux/load_ux.
407 (load_multiple): Set type to load_ux.
408 (store_multiple): Set type to store_ux.
409 (movmemsi): Set type to store_ux.
410 (output_cbranch direct_return): Set type to jmpreg.
411 (stmw): Set type to store_ux.
412 (lmw): Set type to load_ux.
413 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
414 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
415 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
416 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
417 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
418 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
419 (rios1-fpstore): Increase latency to 3.
420 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
421 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
423 2005-09-23 David Edelsohn <edelsohn@gnu.org>
424 Andrew Pinski <pinskia@physics.uc.edu>
426 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
427 operand2 constraint to "b".
428 (sync_<fetchop_name>di_internal): Same.
429 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
431 (sync_old_<fetchop_name>di_internal): Same.
432 (sync_new_<fetchop_name>si_internal): Same.
433 (sync_new_<fetchop_name>di_internal): Same.
435 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
438 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
439 case, define as macros.
441 PR rtl-optimization/23837
442 * optabs.c (no_conflict_move_test): Don't set must_stay for a
443 clobber / clobber match between dest and p->first.
445 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
446 (no_conflict_move_test): Update comments.
448 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
450 * doc/install.texi: Update URL for Jacks.
451 * doc/sourcebuild.texi: Likewise.
453 2005-09-22 David Edelsohn <edelsohn@gnu.org>
456 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
457 registers when choosing register preferences.
458 (movdf_hardfloat64): Same.
460 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
462 * expmed.c (expand_shift): Don't use the target of the rotate as
463 target for the first expanded shift insn.
464 * testsuite/gcc.dg/20050922-1.c: Testcase added.
466 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
468 PR tree-optimization/22438
469 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
470 preserved iv rhs rewriting specially.
472 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
474 * tree-data-ref.c (analyze_array_indexes): Only estimate when
475 estimate_only is true.
476 * tree-flow.h (ref_contains_indirect_ref): New prototype.
477 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
478 tree-ssa-structalias.c
479 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
480 ref_contains_indirect_ref.
481 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
483 2005-09-21 DJ Delorie <dj@redhat.com>
485 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
487 (mn10300_return_in_memory): Support variable size types also.
488 (mn10300_pass_by_reference): Likewise.
489 (mn10300_function_value): New.
490 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
491 (FUNCTION_OUTGOING_VALUE): Likewise.
492 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
493 * doc/invoke.texi: Document it.
495 2005-09-21 Uros Bizjak <uros@kss-loka.si>
498 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
499 force integer op1 into register for XFmode compares.
501 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
504 * expmed.c (alg_code): Add alg_impossible.
505 (alg_hash_entry): Add cost.
506 (synth_mult): Record alg_impossible in the hash table if
507 multiplication by a given integer is impossble within the
508 limit. Speed up using alg_impossible.
510 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
512 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
513 argument. Allow and set any offset if needs_anyoffset is passed
515 (get_constraint_for): Add argument here too.
517 (do_structure_copy): Pass NULL to get_constraint_for.
518 (handle_ptr_arith): Ditto.
519 (find_func_aliases): Ditto.
521 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
523 PR rtl-optimization/23898
524 * output.h (get_attr_min_length): Declare.
525 * final.c (get_attr_length_1): New function, broken out of:
527 (get_attr_min_length): New function.
528 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
529 (duplicate_computed_gotos): Likewise.
530 * genattr.c (insn_min_length): Generate declaration.
531 * genattrtab.c (min_fn, min_attr_value): New functions.
532 (make_length_attrs): Generate insn_min_length.
534 2005-09-20 Steve Ellcey <sje@cup.hp.com>
536 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
538 2005-09-20 Richard Henderson <rth@redhat.com>
540 PR tree-optimization/24059
541 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
544 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
546 * c.opt (fextended-identifiers): New.
547 * c-opts.c (c_common_handle_option): Handle
548 -fextended-identifiers.
549 * doc/cpp.texi: Update documentation of extended identifiers.
550 * doc/cppopts.texi (-fextended-identifiers): Document.
552 2005-09-20 Jakub Jelinek <jakub@redhat.com>
554 PR tree-optimization/23929
555 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
558 PR tree-optimization/23818
559 * tree-stdarg.c (execute_optimize_stdarg): Call
560 calculate_dominance_info.
562 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
564 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
565 (analyze_siv_subscript_cst_affine): Add weak SIV test.
566 (compute_overlap_steps_for_affine_1_2): Use
567 get_number_of_iters_for_loop.
568 (analyze_subscript_affine_affine): Check whether difference is
570 Use get_number_of_iters_for_loop.
571 Check whether overlap occurs outside of bounds.
572 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
574 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
576 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
577 base register if possible.
579 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
581 PR tree-optimization/18463
582 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
583 converting it directly is not possible.
584 (chrec_convert_aggressive): New function.
585 * tree-chrec.h (chrec_convert_aggressive): Declare.
586 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
587 Fold chrec conversions aggressively if asked to.
588 (instantiate_parameters): Modified because of changes in
589 instantiate_parameters_1.
591 2005-09-19 Richard Henderson <rth@redhat.com>
593 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
594 (reduc_splus_v2df): New.
596 2005-09-19 Richard Sandiford <richard@codesourcery.com>
598 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
599 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
601 2005-09-19 Richard Henderson <rth@redhat.com>
603 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
606 2005-09-19 Richard Henderson <rth@redhat.com>
608 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
609 (ia64_expand_dot_prod_v8qi): New.
610 * config/ia64/ia64-protos.h: Update.
611 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
612 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
613 sdot_prodv8qi, sdot_prodv4hi): New.
614 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
616 2005-09-19 Richard Henderson <rth@redhat.com>
619 * real.c (exact_real_truncate): Return false if the format cannot
620 represent the number as a normal.
622 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
625 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
627 * tree-ssa-operands.c (swap_tree_operands): Export.
628 * tree.h (swap_tree_operands): Declare.
629 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
630 Call swap_tree_operands.
632 2005-09-19 Richard Henderson <rth@redhat.com>
634 * tree-flow.h (merge_alias_info): Declare.
635 * tree-ssa-copy.c (merge_alias_info): Export.
636 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
637 (vect_create_data_ref_ptr): Use create_iv directly.
638 (vectorizable_load): Use correct types for integer constants.
639 (vect_generate_tmps_on_preheader): Likewise.
640 (vect_gen_niters_for_prolog_loop): Likewise.
642 2005-09-19 Steven Bosscher <stevenb@suse.de>
644 PR rtl-optimization/23943
645 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
647 2005-09-18 Jan Hubicka <jh@suse.cz>
649 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
651 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
653 * varasm.c (output_constant): Do not abort on conversions to union
654 types between different sizes.
656 2005-09-18 Richard Guenther <rguenther@suse.de>
659 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
662 2005-09-18 Paul Brook <paul@codesourcery.com>
664 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
666 2005-09-17 Richard Henderson <rth@redhat.com>
668 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
669 * tree-ssa-loop.c (pass_vect_dce): Remove.
670 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
673 2005-09-17 Richard Henderson <rth@redhat.com>
675 * tree-pass.h (pass_vect_dce): Declare.
676 * passes.c (init_optimization_passes): Add it.
677 * tree-flow.h (tree_ssa_dce): Declare.
678 * tree-ssa-dce.c (tree_ssa_dce): Export.
679 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
680 (gate_tree_vectorize): ... here.
681 (pass_vect_dce): New.
683 2005-09-17 Jan Hubicka <jh@suse.cz>
685 * except.c (struct eh_status): Turn region_array into vec.
686 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
687 convert_from_eh_region_ranges, find_exception_handler_labels,
688 current_function_has_exception_handlers, assign_filter_values,
689 build_post_landing_pads, dw2_build_landing_pads,
690 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
691 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
692 foreach_reachable_handler, can_throw_internal_1,
693 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
695 (duplicate_eh_region_1): Update region_array.
696 (duplicate_eh_regions): Resize region_array and avoid recomputing.
698 2005-09-17 David Edelsohn <edelsohn@gnu.org>
701 * expmed.c (expand_mult): Substitute simple register for op0 when
704 2005-09-17 Richard Henderson <rth@redhat.com>
706 * expr.c (emit_move_via_integer): Add force argument, pass it on
707 to emit_move_change_mode. Update callers.
708 (emit_move_complex): Pass true to new force argument.
709 * function.c (expand_function_end): Move expand_eh_return call
710 earlier. Merge sub-word complex values into a pseudo before
711 copying to the return hard register.
713 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
715 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
716 between different sizes.
718 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
722 * passes.c (init_optimization_passes): Register dump files for
725 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
727 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
728 * config/s390/s390.c (s390_overlap_p): New function.
729 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
730 peephole2, "*xc" peephole2): Added overlap check to the peephole2
733 2005-09-16 Richard Guenther <rguenther@suse.de>
735 * ipa-pure-const.c (static_execute): Free auxiliar information.
736 * ipa-type-escape.c (discover_unique_type): Free temporary key.
737 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
739 2005-09-15 DJ Delorie <dj@redhat.com>
741 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
743 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
745 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
747 (swap_commutative_operands_with_target): New.
749 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
751 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
754 (estimate_iters_using_array): New function.
755 * tree-data-ref.h (estimate_iters_using_array): Prototype
756 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
757 Use estimate_iters_using_array instead of analyze_array.
759 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
761 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
764 2005-09-15 Michael Matz <matz@suse.de>
766 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
768 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
770 PR tree-optimization/23835
771 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
772 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
774 2005-09-14 Richard Henderson <rth@redhat.com>
776 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
777 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
779 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
781 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
782 in the ARRAY_TYPE case.
784 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
786 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
788 2005-09-14 Uros Bizjak <uros@kss-loka.si>
791 * tree-vect-transform.c (vectorizable_operation): Return false for
792 scalar shift operations and for vector shift operations with
793 non-invariant shift arguments. Use scalar tree operand op1 as
794 a shift operand when vector shift insn pattern uses scalar shift
796 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
798 2005-09-14 Olivier Hainque <hainque@adacore.com>
800 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
801 value if it has side-effects.
803 2005-09-14 David Edelsohn <edelsohn@gnu.org>
806 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
808 2005-09-14 Alan Modra <amodra@bigpond.net.au>
810 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
811 passed as NAME as if it were label at start of function code.
813 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
815 * config/sh/sh.md (*movv4sf_i): Add general register cases to
818 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
820 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
821 as early clobber. Rewrite so the PIC register is not implicitly used.
823 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
825 * tree.c (annotate_with_file_line): Compare line numbers before
828 2005-09-13 Uros Bizjak <uros@kss-loka.si>
831 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
832 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
834 2005-09-13 Ian Lance Taylor <ian@airs.com>
836 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
837 than a HOST_WIDEST_INT to gen_doloop_begin.
839 2005-09-13 Diego Novillo <dnovillo@redhat.com>
841 * tree-dfa.c (dump_variable): Guard against NULL annotations.
843 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
845 PR tree-optimize/23817
846 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
848 2005-09-13 Alan Modra <amodra@bigpond.net.au>
851 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
852 word before changing the stack pointer. Use gen_frame_mem for MEMs.
853 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
854 (restore_stack_nonlocal): Likewise.
855 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
857 2005-09-12 Ian Lance Taylor <ian@airs.com>
860 * c.opt (ffriend-injection): New C++ option.
861 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
862 (C++ Dialect Options): Document -ffriend-injection.
864 2005-09-12 Josh Conner <jconner@apple.com>
867 * ipa-reference.c (static_execute): Don't mark variables in
868 named sections TREE_READONLY.
870 2005-09-12 Alan Modra <amodra@bigpond.net.au>
872 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
875 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
877 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
878 V_MUST_DEF instead of just the first_use_p.
879 Don't mark the virtual variables for renaming on the statement which
881 (pass_dse): Remove TODO_update_ssa.
883 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
886 * stor-layout.c (compute_record_mode): For records with a single
887 field, actually check the field's mode size against the type size.
889 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
890 registers for TARGET_SHMEDIA.
891 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
892 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
893 of GENERAL_REGS and FP_REGS.
895 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
897 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
899 2005-09-12 Alan Modra <amodra@bigpond.net.au>
901 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
902 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
903 are omitted. Exclude stack_tie insn too.
905 2005-09-11 David Edelsohn <edelsohn@gnu.org>
907 PR rtl-optimization/23098
908 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
910 * config/rs6000/rs6000.md (movdf splitter): Use
911 const_double_operand predicate for TARGET_POWERPC64.
912 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
913 SYMBOL_REF method to ABI_V4.
915 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
916 replace_equiv_address.
917 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
918 rs6000_sr_alias_set and MEM_NOTRAP.
919 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
921 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
923 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
924 handle CALL_EXPR again.
926 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
928 * arm/predicates.md (alignable_memory_operand): Delete.
930 2005-09-10 Richard Henderson <rth@redhat.com>
933 * dbxout.c (dbxout_expand_expr): New.
934 (dbxout_symbol): Use it.
936 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
938 * arm.c (arm_gen_rotated_half_load): Delete.
939 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
940 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
941 (thumb_set_return_address): Likewise.
942 (thumb_load_double_from_address): Use adjust_address.
943 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
944 (extendhsisi2_mem, movhi_bytes): Use change_address.
945 (movhi): Use widen_memory_access.
946 (reload_out_df): Use replace_equiv_address.
947 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
949 2005-09-09 Richard Henderson <rth@redhat.com>
952 * dbxout.c: Include expr.h.
953 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
954 (dbxout_symbol): Handle DECL_VALUE_EXPR.
955 * Makefile.in (dbxout.o): Add EXPR_H.
957 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
959 PR tree-optimization/23509
960 * tree-cfg.c (replace_uses_by): Use replace_exp.
961 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
962 pointers have name_mem_tag or type_mem_tag set.
964 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
966 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
967 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
968 of wrongly accessing operands.
970 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
972 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
973 * tree-chrec.c: Include tree-scalar-evolution.h.
974 (chrec_convert): Instantiate the base and step before calling
975 scev_probably_wraps_p that would fail on parametric evolutions.
976 Collect all the fails into a single section failed_to_convert,
977 print a diagnostic, and return chrec_dont_know instead of calling
979 * tree-scalar-evolution.c (loop_closed_phi_def): New.
980 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
982 (scev_const_prop): Don't replace the definition of a loop closed ssa
983 phi node by itself, or by another loop closed ssa phi node.
984 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
985 that base and step are defined.
987 2005-09-09 Richard Guenther <rguenther@suse.de>
990 * fold-const.c (fold_ternary): Check truth_value_p before
991 calling invert_truthvalue.
993 2005-09-09 Nick Clifton <nickc@redhat.com>
995 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
996 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
997 dimension of these arrays.
998 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1000 * longlong.h: Only provide a prototype for the __clz_tab[] array
1001 if this header has not been included from libgcc2.h.
1002 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1004 Provide prototypes for exported functions.
1005 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1008 2005-09-08 Josh Conner <jconner@apple.com>
1012 * expr.c (expand_expr_addr_expr_1): Don't invoke
1013 expand_simple_binop for EXPAND_INITIALIZER.
1015 2005-09-08 Richard Henderson <rth@redhat.com>
1018 * toplev.c (wrapup_global_declaration_1): Split out ...
1019 (wrapup_global_declaration_2): ... from ...
1020 (wrapup_global_declarations): ... here. Return bool.
1021 (check_global_declaration_1): Split out ...
1022 (check_global_declarations): from here.
1023 (emit_debug_global_declarations): New.
1024 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1025 check_global_declaration_1, emit_debug_global_declarations): Declare.
1026 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1027 of decls. Call wrapup_global_declaration_1,
1028 wrapup_global_declaration_2, check_global_declaration_1 directly.
1029 (c_write_global_declarations_2): New.
1031 (c_write_global_declarations): Call c_write_global_declarations_2.
1032 * langhooks.c (write_global_declarations): Call
1033 emit_debug_global_declarations.
1035 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1036 remove decls that have DECL_RTL_SET_P.
1037 * passes.c (rest_of_decl_compilation): Invoke
1038 cgraph_varpool_finalize_decl for all but functions.
1040 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1042 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1043 the result of a conversion if the new min and max cannot be compared.
1045 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1047 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1048 (override_options): Setting s390_sr_alias_set removed.
1049 (save_fpr, save_gprs): Set alias set to vararg or frame.
1050 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1051 s390_sr_alias_set with get_frame_alias_set ().
1052 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1053 get_varargs_alias_set ().
1055 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1059 * c-parser.c (c_parser_objc_method_definition): If the next
1060 token is not "{", error out and don't start the function.
1062 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1064 * tree-vrp.c (extract_range_from_expr): Move the check for non
1065 nullness after the check for gimple invariant.
1067 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1069 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1071 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1074 * config/m32r.md (movmemsi_internal): Canonicalize order of
1075 operands in PLUS component of template.
1077 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1079 * reload1.c (fixup_eh_region_note): Remove assertion.
1080 (fixup_abnormal_edges): Reverted removal of call to
1081 find_many_sub_basic_blocks made on 2005-08-31.
1083 2005-09-07 Richard Henderson <rth@redhat.com>
1085 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1086 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1087 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1088 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1089 rearrange for better packing.
1090 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1091 (lookup_cfa_1): Remove inline marker.
1092 (cfa_equal_p): Split out of ...
1093 (def_cfa_1): ... here. Use INVALID_REGNUM.
1094 (build_cfa_loc): Handle !cfa->indirect.
1095 (frame_pointer_cfa_offset): New.
1096 (dbx_reg_number): Assert register elimination performed; do
1097 leaf register remapping.
1098 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1099 (eliminate_reg_to_offset): New.
1100 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1101 for verifiably local stack frame addresses; re-base to CFA.
1102 (mem_loc_descriptor): Remove can_use_fbreg argument.
1103 (concat_loc_descriptor, loc_descriptor): Likewise.
1104 (containing_function_has_frame_base): Remove.
1105 (rtl_for_decl_location): Don't do register elimination or
1106 leaf register remapping here.
1107 (secname_for_decl): Split out from ..
1108 (add_location_or_const_value_attribute): ... here.
1109 (convert_cfa_to_loc_list): New.
1110 (compute_frame_pointer_to_cfa_displacement): New.
1111 (gen_subprogram_die): Use them.
1112 * tree.h (frame_base_decl): Remove.
1113 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1114 (prologue_stack_adjust): Remove.
1115 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1116 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1117 (set_frame_base_location): Remove.
1118 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1119 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1120 (vt_add_function_parameters): Don't eliminate_regs.
1121 (vt_initialize): Don't create frame_base_decl.
1123 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1125 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1126 version of GNU binutils for 4.x and later.
1128 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1130 * ggc-page.c (ggc_push_context): Remove.
1131 (ggc_pop_context): Likewise.
1132 * ggc.h (ggc_push_context): Remove.
1133 (ggc_pop_context): Likewise.
1135 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1138 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1139 returning from an interrupt handler.
1141 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1144 * config/arc/arc.c (output_shift): Add check for loop count when
1147 2005-09-06 Steven Bosscher <stevenb@suse.de>
1149 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1151 (abs_replacement): Likewise.
1152 (pass_phiopt): Remove TODO_update_ssa.
1154 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1157 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
1158 if "return with no value, in function returning non-void" warning
1160 * tree-cfg.c (execute_warn_function_return): Don't look at
1161 RETURN_EXPRs with TREE_NO_WARNING set.
1164 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
1165 for internal functions doesn't use registers used by global registers
1166 variables. Use fewer register parameters if there are global register
1169 2005-09-06 Olivier Hainque <hainque@adacore.com>
1170 Eric Botcazou <ebotcazou@adacore.com>
1173 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
1174 when we would be extracting outside its bit span (bitpos+bitsize
1175 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
1176 Ada unchecked conversions.
1178 2005-09-06 Steven Bosscher <stevenb@suse.de>
1180 * tree-ssa-pre.c (try_look_through_load): New function.
1181 (compute_avail): Use it to try to look through loads for some
1182 more useful expressions.
1184 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1186 * simplify-rtx.c (simplify_binary_operation_1): Correct the
1187 condition for detecting cases like (a&a) and (a^a).
1189 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
1191 * common.opt: Add option ftree-vect-loop-version.
1192 * params.def: Add --param vect-max-version-checks.
1193 * doc/invoke.texi: Document ftree-vect-loop-version and
1194 --param vect-max-version-checks.
1195 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
1196 may_misalign_stmts and defines for accessors.
1197 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
1198 LOOP_VINFO_MAY_MISALIGN_STMTS.
1199 (destroy_loop_vec_info): VEC_free for
1200 LOOP_VINFO_MAY_MISALIGN_STMTS.
1201 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
1202 Update documentation.
1203 (vect_update_misalignment_for_peel): New.
1204 (vect_enhance_data_refs_alignment): Update to choose loop
1205 peeling or loop versioning if appropriate for the (potentially)
1206 unaligned data references in the loop.
1207 (vect_analyze_data_refs_alignment): Remove call to
1208 vect_enhance_data_refs_alignment so the checks can be done
1210 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
1211 and move up call to vect_analyze_data_refs_alignment.
1212 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
1213 (vect_transform_loop): Add call to loop_version.
1215 2005-09-06 Jakub Jelinek <jakub@redhat.com>
1217 PR rtl-optimization/23098
1218 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
1219 * simplify-rtx.c (constant_pool_reference_p): New function.
1220 * rtl.h (constant_pool_reference_p): New prototype.
1221 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
1222 constant_pool_reference_p in condition and
1223 avoid_constant_pool_reference in preparation statements.
1225 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
1227 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
1228 STRICT_LOW_PART SETs.
1230 2005-09-06 Alan Modra <amodra@bigpond.net.au>
1233 * except.c (sjlj_emit_function_enter): Find the function begin
1234 note even when it's not in first basic block.
1236 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
1238 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
1239 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
1240 * aclocal.m4: Regenerate.
1242 2005-09-05 DJ Delorie <dj@redhat.com>
1244 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
1247 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
1249 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
1250 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
1251 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
1252 Follow spelling conventions.
1253 * doc/invoke.texi: Follow spelling conventions.
1255 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1257 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
1258 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
1259 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
1261 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
1264 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
1265 (output_stack_adjust): Use gen_tmp_stack_mem.
1266 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
1267 (sh_set_return_address, sh_allocate_initial_value): Likewise.
1268 (sh_get_pr_initial_val): Likewise.
1269 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
1270 (sh_initialize_trampoline): Likewise. Also use adjust_address.
1271 * sh.md (divsi_inv_m0): Use gen_const_mem.
1272 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
1273 (movdf_i4+1): Use gen_tmp_stack_mem.
1274 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
1275 (fpu_switch+2): Likewise.
1276 (movv4sf_i, movv16sf_i): Use adjust_address.
1277 (symGOT_load): Set MEM_NOTRAP_P bit.
1279 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1282 * pa.c (emit_move_sequence): Fix typo in last change.
1284 2005-09-03 Jakub Jelinek <jakub@redhat.com>
1286 PR rtl-optimization/23454
1287 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
1290 2005-09-03 Richard Henderson <rth@redhat.com>
1291 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1294 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
1297 2005-09-02 Nicolas Pitre <nico@cam.org>
1299 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
1300 to bit_count to 32 bits.
1302 2005-08-31 Mark Mitchell <mark@codesourcery.com>
1305 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
1306 generating synthetic loads from volatile lvalues.
1308 005-09-02 Nick Clifton <nickc@redhat.com>
1310 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
1311 __ctzhi2, __clzhi2): New functions.
1313 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
1316 * tree-nested.c (struct var_map_elt): Mark with GTY.
1317 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
1319 (lookup_field_for_decl): Allocate new element in GC memory.
1320 (lookup_tramp_for_decl): Likewise.
1321 (convert_nl_goto_reference): Likewise
1322 (create_nesting_tree): Allocate info in GC memory. Likewise for
1324 (free_nesting_tree): Free with ggc_free instead of free.
1325 (root): New static variable.
1326 (lower_nested_functions): Remove root as local variable. And zero out
1327 root at the end of the function.
1329 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
1331 PR rtl-optimization/20365
1332 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
1333 to short. New member ix.
1334 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
1335 (simplify_plus_minus): Initialize ix members before calling qsort.
1337 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
1339 PR tree-optimization/23626
1340 * tree-cfg.c (replace_uses_by): Clean up eh info.
1342 2005-09-01 DJ Delorie <dj@redhat.com>
1344 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
1347 2005-09-01 David Edelsohn <edelsohn@gnu.org>
1349 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
1350 (rs6000_split_multireg_move): Use replace_equiv_address instead of
1353 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1355 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
1356 do not issue warning for a variable definition following
1359 2005-09-01 Richard Henderson <rth@redhat.com>
1362 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
1363 conversion to CONST_VECTOR.
1365 2005-09-01 Richard Henderson <rth@redhat.com>
1368 * reload1.c (reload_as_needed): Check !CALL_P before calling
1369 fixup_eh_region_note.
1370 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1372 2005-09-01 DJ Delorie <dj@redhat.com>
1374 * varasm.c (output_constant): Let the target resolve
1375 conversions of addresses to non-default pointer sizes.
1377 2005-09-01 Nicolas Pitre <nico@cam.org>
1379 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1380 to alow matching ARM pre-indexed addressing mode.
1381 (arm_override_options): Remove now irrelevant comment.
1383 2005-09-01 Phil Edwards <phil@codesourcery.com>
1385 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
1386 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
1387 * config/i386/vxworks.h: Likewise.
1388 * config/i386/t-vxworksae: New file, for VxWorks AE.
1389 * config/i386/vxworksae.h: Likewise.
1391 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
1393 PR tree-optimization/23410
1394 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1395 sequence is not wrapping during the first step.
1397 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1400 * dwarf2out.c (base_type_die): Compare char_type_node with
1401 TYPE_MAIN_VARIANT (type), not type.
1403 2005-09-01 Richard Guenther <rguenther@suse.de>
1405 PR tree-optimization/15366
1406 * common.opt: Add -finline-functions-called-once.
1407 Put -fearly-inlining in alphabetically ordered place.
1408 * doc/invoke.texi: Document new option.
1409 * ipa-inline.c (cgraph_decide_inlining): Honour
1410 flag_inline_functions_called_once.
1412 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1414 PR rtl-optimization/23478
1415 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1416 (alloc_qty): Initialize it.
1417 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1418 (combine_regs): Combine also n_throwing_calls_crossed fields.
1419 (find_free_reg): Don't attempt to caller-save pseudos crossing
1420 calls that might throw.
1421 * global.c (struct allocno): Add throwing_calls_crossed field.
1422 (global_alloc): Revert 2005-08-22 change. Initialize
1423 throwing_calls_crossed.
1424 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1427 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1430 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1431 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1432 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1433 (and64_2_operand): Tweak to use predicate.
1434 (and_operand): Adjust for mask_operand changes.
1435 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1436 (print_operand): Likewise.
1437 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1438 (mask64_1or2_operand): Delete.
1439 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1440 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1441 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1442 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1443 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1444 (rotldi3_internal4): Likewise.
1445 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1446 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1447 (ashldi3_internal7): Likewise.
1448 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1449 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1450 (anddi3 split): Don't match mask64_operand.
1451 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1452 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1453 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1454 't' splitter predicate.
1455 (movdi_internal64 + 2): Revert 2005-06-11 change.
1457 2005-08-31 DJ Delorie <dj@redhat.com>
1459 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1460 (m32c_asm_integer): Add support for 32 bit pointers.
1462 2005-08-31 Richard Henderson <rth@redhat.com>
1464 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1465 component-like references for setting MEM_NOTRAP_P.
1467 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1468 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1470 2005-08-31 Richard Henderson <rth@redhat.com>
1472 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1473 into a pseudo before applying gen_lowpart.
1475 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1477 * doc/install.texi (Specific): Update cctools version required
1478 for full functionality.
1479 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1480 linkers as -macosx_version_min.
1482 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1485 * sh.c (print_operand, %R and %S): Add handling of floating point
1486 registers, memory, constants and invalid operands.
1488 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1490 * ipa-pure-const.c: Change dump name.
1492 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1495 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1496 to "reg_or_0_operand".
1497 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1499 2005-08-31 Dale Johannesen <dalej@apple.com>
1501 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1502 loops that count down.
1504 2005-08-31 Richard Henderson <rth@redhat.com>
1507 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1508 (fixup_eh_region_note): New.
1509 (reload_as_needed): Call it.
1510 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1511 don't call find_many_sub_basic_blocks; call verify_flow_info.
1512 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1513 (keep_stack_depressed): Likewise.
1514 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1516 2005-08-31 Richard Henderson <rth@redhat.com>
1518 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1521 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1523 * expr.c (expand_expr_real_1): Compare size of address
1524 mode to target's address mode size in deciding expansion of
1525 the constant address.
1527 2005-08-31 Richard Guenther <rguenther@suse.de>
1530 * expr.c (all_zeros_p): New function.
1531 (expand_expr_real_1): Handle the case of an all-zero
1532 non-addressable constructor separately.
1534 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1536 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1537 arguments, adjust all callers.
1538 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1540 2005-08-30 Richard Henderson <rth@redhat.com>
1543 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1544 whenever the mode sizes match.
1546 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1548 * calls.c (load_register_parameters): Fix comment typo.
1549 * expr.c (emit_push_insn): Comment formatting.
1551 2005-08-30 Ian Lance Taylor <ian@airs.com>
1553 * config/i386/x-cygwin (host-cygwin): Change dependency from
1554 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1556 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1558 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1561 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1564 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1565 call to ggc_collect.
1567 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1570 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1571 beginning. Remove $(INCLUDES) from all the rules, if following
1572 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1574 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1577 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1578 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1579 not constant, but maxlen is, don't set len to maxlen, rather
1580 set maxlen to len if len is a constant.
1582 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1584 PR tree-optimization/23475
1585 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1588 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1590 Fix PR middle-end/22455
1592 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1593 Checksum only the parts of the tree that exist for the tree code.
1595 2005-08-28 Dale Johannesen <dalej@apple.com>
1597 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1599 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1601 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1603 2005-08-28 Richard Henderson <rth@redhat.com>
1605 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1606 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1609 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1612 * builtins.c (get_memory_rtx): Don't strip nops
1613 in between COMPONENT_REFs.
1615 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1618 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1620 (gimplify_modify_expr): Check for zero sized types and gimplify the
1621 rhs and lhs as statements.
1623 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1626 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1627 state for return address column of signal frames.
1629 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1632 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1633 bytes >= 2 not bytes == 2.
1634 (expand_block_move): Same.
1636 2005-08-27 Richard Guenther <rguenther@suse.de>
1639 * config/i386/sse.md (sse2_movsd): Add missing closing
1642 2005-08-27 Paul Brook <paul@codesourcery.com>
1644 * genrecog.c (enum decision_type): Add DT_num_insns.
1645 (struct decision_test): Add u.num_insns.
1646 (add_to_sequence): Add DT_num_insns test.
1647 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1648 (write_cond, debug_decision_2): Ditto.
1649 (change_state): Assume peep2_next_insn never fails.
1650 Remove "afterward" argument.
1651 (write afterward, write_tree): Update to match.
1652 * recog.c (peep2_current_count): New variable.
1653 (peep2_next_insn): Check it.
1654 (peephole2_optimize): Set peep2_current_count.
1655 * recog.h (peep2_current_count): Declare.
1657 2005-08-26 Josh Conner <jconner@apple.com>
1660 * ipa-pure-const.c (check_tree): Check for volatile-ness
1661 when considering a dereference.
1663 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1665 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1667 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1669 PR rtl-optimization/23561
1670 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1671 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1672 at most LEN bytes long memory fits into the field.
1673 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1674 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1675 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1677 2005-08-26 Richard Henderson <rth@redhat.com>
1680 * loop.c (biased_biv_may_wrap_p): New.
1681 (maybe_eliminate_biv_1): Use it to suppress non-equality
1682 comparison transformations. Delete disabled code.
1684 2005-08-26 Ian Lance Taylor <ian@airs.com>
1686 * combine.c (make_extraction): Avoid reference outside object.
1688 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1690 * stor-layout.c (finalize_type_size): Restore behaviour for
1691 non-aggregate types to the status quo ante of the patch for
1692 pr 23467. Document why it matters.
1694 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1697 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1698 array by one element, initialize the BT_LAST element with NULL.
1700 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1702 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1703 optimizing for size.
1705 (compare_plus_eqsi): Same.
1706 (plus_eqsi_compare): Same.
1707 (neg_eq0<mode>): Same.
1708 (neg_eq<mode>): Same.
1710 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1713 2005-08-26 Nick Clifton <nickc@redhat.com>
1715 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1716 TARGET_EP is not defined.
1717 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1718 TARGET_EP is enabled.
1719 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1720 * config/v850/v850.md (save_all_interrupt): Only use the EP
1721 register if TARGET_EP is defined.
1722 (restore_all_interrupt): Likewise.
1723 * config/v850/lib1funcs.asm: Update functions so that the EP
1724 register is only used if __EP__ is defined.
1726 2005-08-26 David Ung <davidu@mips.com>
1728 * config/mips/mips.c (mips_expand_prologue): Handle case when
1729 generating for MIPS16 and the outgoing argument area is more than
1730 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1733 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1735 * config/crx/crx.md: Make doloop_end pattern usage controllable
1736 via mloop-nesting=<max-nesting> command line switch. Make sure
1737 the combiner cannot use doloop_end_<mode> in an illegal way.
1738 * config/crx/crx.c: Use regs up to r6 for argument passing.
1739 Refine crx_address_cost (non cst4 displacements are expensive).
1740 * config/crx/crx.opt: Add switch for mloop-nesting=.
1742 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1744 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1745 (UNSPEC_MVST): New constant.
1747 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1749 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1750 Reject operands containing eliminable registers.
1751 * testsuite/gcc.dg/20050825-1.c: New testcase.
1753 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1754 Jan Hubicka <jh@suse.cz>
1756 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1758 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1760 PR tree-optimization/23546
1761 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1764 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1766 * params.def (PARAM_MIN_SPEC_PROB): New.
1767 * sched-rgn.c (MIN_PROBABILITY): Delete.
1768 (compute_trg_info): Convert to PARAM_VALUE.
1769 * doc/invoke.texi (param): Document min-spec-prob.
1771 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1773 * config/darwin.h: define __PIC__
1774 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1775 TARGET_OS_CPP_BUILTINS macro.
1777 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1779 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1782 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1784 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1786 * cfghooks.c (duplicate_block): Added position where to place
1787 new block as argument.
1788 * cfghooks.h (duplicate_block): Declaration changed.
1789 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1791 * cfglayout.h (copy_bbs): Declaration changed.
1792 * cfgloop.h (loop_version): Declaration changed.
1793 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1794 position to copy_bbs.
1795 (loop_version): Pass position to duplicate_loop_to_header_edge.
1796 Add place_after argument and position new blocks according to
1798 * modulo-sched.c (sms_schedule): Pass place_after argument
1800 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1801 * tree-cfg.c (split_edge_bb_loc): New function.
1802 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1803 to determine position of new blocks.
1804 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1806 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1807 argument to duplicate_block.
1808 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1809 Pass position to copy_bbs.
1811 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1813 * fold-const.c (ptr_difference_const): Use
1814 cst_and_fits_in_hwi instead of host_integerp.
1816 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1818 * config/darwin.c (gen_pic_offset): New.
1819 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1822 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1824 PR tree-optimization/23486
1825 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1827 2005-08-23 Phil Edwards <phil@codesourcery.com>
1829 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1830 remove use_collect2.
1831 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1833 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1834 configuration files to override the default value.
1836 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1837 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1838 * config/vx-common.h: New file, split out from...
1839 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1840 * config/vxworksae.h: New file, for VxWorks AE.
1841 * config/vxworks.opt: New file.
1842 * config/vxlib.c: Update for VxWorks 6.
1844 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1845 other MULTILIB_* variables appropriately.
1846 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1847 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1848 * config/rs6000/vxworks.h: Update for VxWorks 6.
1849 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1851 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1854 * config/darwin.c (machopic_select_section): Remove the hack to
1855 mark "::operator new" and "::operator delete" for coalescing
1856 even though they are not weak.
1858 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1860 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1861 * configure: Regenerate.
1863 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1866 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1868 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1869 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1872 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1874 * config/rs6000/predicates.md (equality_operator): New.
1875 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1876 comparison with a large constant.
1878 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1880 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1882 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1884 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1885 registers is even, and we have a hardware double precision fp,
1887 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1888 size of current argument when checking if argument was passed in
1891 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1894 * stor-layout.c (finalize_type_size): Dont override
1895 existing alignment with a smaller alignment from the mode.
1897 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1899 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1900 * lambda.h (lambda_vector_lexico_pos): ... here.
1901 * tree-data-ref.c (build_classic_dist_vector): Return false when
1902 the distance vector is lexicographically negative.
1904 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1906 PR tree-optimization/23511
1907 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1908 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1910 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1912 PR tree-optimization/22043
1913 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1914 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1915 If ALLOW_FLEXARR, handle types ending with flexible array member.
1916 Pass false as second argument to recursive count_type_elements calls.
1917 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1918 argument to count_type_elements call.
1919 * tree-sra.c (decide_block_copy): Likewise.
1920 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1921 for a constant-sized object, set cleared as well. Pass true as
1922 second argument to count_type_elements call.
1924 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1927 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1928 from legitimate_small_data_p, and make global. Update use.
1929 Remove forward declaration.
1930 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1932 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1934 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1936 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1937 of scratch intermediates.
1938 (eq<mode>_compare): Same.
1939 (neg_eq0<mode>): New.
1940 (neg_eq<mode>): Convert to define_insn_and_split.
1942 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1945 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1946 stdarg functions, set/clear the fp marker even when no variable
1948 * config/rs6000/sysv4.opt (mprototype): Describe.
1950 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1952 PR rtl-optimization/23478
1953 * regs.h (reg_info): Add throw_calls_crossed.
1954 (REG_N_THROWING_CALLS_CROSSED): Define.
1955 * flow.c (allocate_reg_life_data): Initialize
1956 REG_N_THROWING_CALLS_CROSSED.
1957 (propagate_one_insn, attempt_auto_inc): Update
1958 REG_N_THROWING_CALLS_CROSSED.
1959 * global.c (global_alloc): Don't allocate pseudos across
1960 calls that may throw.
1962 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1965 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1966 value is inbetween the range if we did not find an exact match.
1968 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1970 * doc/invoke.texi (Option Summary): Add ms1 options.
1971 * doc/extend.texi: Document interrupt handler attribute for ms1.
1972 * doc/md.texi: Document ms1 constraints.
1973 * config.gcc: Add ms1-*-elf.
1974 * config/ms1/ms1.h: New.
1975 * config/ms1/ms1.c: New.
1976 * config/ms1/ms1.md: New.
1977 * config/ms1/ms1-protos.h: New.
1978 * config/ms1/ABI.txt: New.
1979 * config/ms1/crti.asm: New.
1980 * config/ms1/crtn.asm: New.
1981 * config/ms1/lib2extra-funcs.c: New.
1982 * config/ms1/t-ms1: New.
1983 * config/ms1/ms1.opt: New.
1985 2005-08-22 Ira Rosen <irar@il.ibm.com>
1987 * config/rs6000/altivec.md (xorv4sf3): New.
1988 (negv4sf2, neg<mode>2): Likewise.
1990 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1993 * config/ia64/ia64.md (divsi3): Check divide by zero.
1994 (udivsi3): Likewise.
1996 (udivdi3): Likewise.
1998 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2000 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2001 up to elem_bitsize bits, not max_bitsize.
2003 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2005 PR tree-optimization/23433
2006 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2007 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2009 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2011 PR tree-optimization/23434
2012 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2013 the iteration bound is not an INTEGER_CST.
2015 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2017 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2018 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2019 NULL if need_epilog_adjust is false.
2020 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2021 Case 3 always peels first itration, not just for PLUS case, and no need
2022 to use scalar_initial_def here. Create an epilog adjustment only if
2023 scalar_initial_def is not NULL.
2025 (vectorizable_reduction): Remove assert.
2027 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2030 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2031 (__moddi3): Likewise.
2032 (__udivdi3): Likewise.
2033 (__umoddi3): Likewise.
2034 (__divsi3): Likewise.
2035 (__modsi3): Likewise.
2036 (__udivsi3): Likewise.
2037 (__umodsi3): Likewise.
2039 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2041 * tree-pass.h (TDF_GRAPH): Define.
2042 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2043 * passes.c (finish_optimization_passes): Only call
2044 finish_graph_dump_file if TDF_GRAPH is set.
2045 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2046 NULL. Set TDF_GRAPH bit.
2047 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2049 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2051 * arm.h (arm_stack_offsets): Add locals_base field.
2052 * arm.c (arm_get_frame_offsets): Compute it.
2053 (thumb_compute_initial_elimination offset): Make the Thumb frame
2054 pointer point to the base of the local variables.
2055 (thumb_expand_prologue): Update accordingly.
2056 (thumb_expand_epilogue): Likewise.
2058 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2059 mode of clobbered scratch to DImode. Handle a case that's known to
2062 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2064 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2065 (gt0<mode>_compare): Delete.
2066 (neg_gt0<mode>): Delete.
2068 2005-08-19 Eric Christopher <echristo@apple.com>
2070 * optabs.h: Change CTI_ to COI_.
2073 2005-08-19 James E Wilson <wilson@specifix.com>
2075 * builtins.c (expand_builtin_return_addr): Set
2076 current_function_accesses_prior_frames when count != 0. Use
2077 frame_pointer_rtx when count == 0.
2078 * function.h (struct function): Add accesses_prior_frames field.
2079 (current_function_accesses_prior_frames): Define.
2080 * reload1.c (init_elim_table): Check
2081 current_function_accesses_prior_frames.
2082 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2084 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2086 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2087 indicator. Return true if the flowgraph changed during
2090 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2093 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2094 conditional expression before testing its value.
2096 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2098 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2100 2005-08-19 Devang Patel <dpatel@apple.com>
2102 PR tree-optimization/23048
2103 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2104 third parameter. Check whether latch is dominated by exit
2106 (if_convertible_loop_p): Supply exit block itself to
2107 if_convertible_bb_p.
2109 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2112 * arm.md (arm_load_pic_register): Change argument to the mask of
2113 saved registers. Call thumb_find_work_register if we need a
2114 scratch register on Thumb.
2115 (arm_expand_prologue): Pass empty register set to
2116 arm_load_pic_register.
2117 (thumb_expand_prologue): Pass live_regs_mask directly to
2118 arm_load_pic_register.
2119 * arm-protos.h (arm_load_pic_register): Update prototype.
2121 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2123 * sh.c (find_sole_member): New function.
2124 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2125 if the record's alignment is larger than the size of its only member.
2127 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2130 * arm.c (thumb_legitimize_reload_address): New function.
2131 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2132 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2134 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2136 * config/crx/crx.c: Implement crx_decompose_address. Reject
2137 symbolic displacements since CRX register relative adressing
2138 mode can't handle unsigned 32-bit values as displacements.
2139 * config/crx/crx.h: Simplify definitions, remove redundant
2140 parenthesis and obsolete macros.
2141 * config/crx/crx.opt: Add new switch for debugging addresses.
2142 * config/crx/crx-protos.h: Add new declarations for above.
2144 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2147 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2150 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2152 * collect2.c (dup2): Delete.
2153 * configure.ac: Don't check for dup2.
2155 * config.in, configure: Regenerate.
2157 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
2159 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
2160 record with the type of its only member.
2162 2005-08-18 David Edelsohn <edelsohn@gnu.org>
2164 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
2165 define_insn_and_split.
2166 (plus_ltu<mode>_compare): Same.
2167 (gtu<mode>_compare): Same.
2168 (plus_gtu<mode>_compare): Same.
2170 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
2172 PR tree-optimization/22228
2173 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
2175 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
2176 are recorded in vect_vnames_to_rename for renaming.
2177 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
2178 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
2179 in vect_vnames_to_rename.
2180 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
2181 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2183 2005-08-18 Jan Hubicka <jh@suse.cz>
2186 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
2187 info only for local statics, not for member variables.
2189 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2191 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2193 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2195 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2197 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
2200 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2202 2005-08-17 James E Wilson <wilson@specifix.com>
2204 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2207 2005-08-17 David Edelsohn <edelsohn@gnu.org>
2209 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
2210 (leu<mode>_compare): Same.
2211 (plus_leu<mode>): Same.
2212 (neg_leu<mode>): Same.
2213 (and_neg_leu<mode): Same.
2214 (ltu<mode>_compare): Same.
2215 (plus_ltu<mode>): Same.
2217 (geu<mode>_compare): Same.
2218 (plus_geu<mode>): Same.
2219 (neg_geu<mode>): Same.
2220 (and_neg_geu<mode>): Same.
2221 (plus_gt<mode>): Same.
2222 (gtu<mode>_compare): Same.
2223 (plus_gtu<mode>): Same.
2225 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
2227 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
2228 Move call_table_data to end. Delete spurious .text.
2229 (callt_save_all_interrupt): Fix comment typo.
2231 2005-08-17 James E Wilson <wilson@specifix.com>
2232 Kevin Winchester <winchester@amirix.com>
2235 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2237 2005-08-17 Uros Bizjak <uros@kss-loka.si>
2240 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
2241 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2243 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
2245 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
2246 record with the type of its only member if the modes don't match.
2248 * varasm.c (decode_reg_name): Skip empty additional register names.
2250 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
2252 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
2253 lsm_tmp_name_length): New.
2254 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
2255 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2257 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2258 Andreas Krebbel <krebbel1@de.ibm.com>
2260 * config.gcc: Added z9-109 switch.
2261 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
2262 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
2263 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
2264 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2265 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
2266 for "z9_109" cpu attribute.
2267 * config/s390/s390.c (z9_109_cost): New processor cost structure.
2268 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
2269 (s390_handle_arch_option): Added z9-109 switch.
2270 (override_options): Set respective cost function for z9-109.
2271 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
2272 (legitimate_reload_constant_p): Accept extended immediates.
2273 (print_operand): Three new output modifiers added: k, m and o.
2274 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
2275 (s390_output_mi_thunk): Use extended immediate when possible.
2276 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
2277 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
2278 (CONSTRAINT_LEN): Added length of O constraint.
2279 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
2280 * config/s390/s390.md ("cpu"): New value z9_109 added.
2281 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
2282 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
2283 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
2284 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
2285 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
2286 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
2287 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
2288 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
2289 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
2290 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2291 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
2292 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
2293 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
2294 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
2295 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
2297 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
2298 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
2299 insns for TARGET_EXTIMM.
2301 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
2303 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2305 2005-08-17 Nick Clifton <nickc@redhat.com>
2307 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
2308 Call default_encode_section_info.
2310 2005-08-17 Steven Bosscher <stevenb@suse.de>
2312 PR tree-optimization/21574
2313 * tree-ssa-ccp.c (likely_value): If the right hand side is a
2314 constant, return CONSTANT.
2315 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
2316 (ccp_fold, visit_assignment): Likewise.
2317 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2319 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2321 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
2322 fold_buildN instead of buildN then fold_initializer or fold.
2323 (build_unary_op): Likewise.
2324 (build_binary_op): Likewise.
2325 * fold-const.c (fold_initializer): Remove.
2326 (fold_build1_initializer): New function.
2327 (fold_build2_initializer): New function.
2328 (fold_build3_initializer): New function.
2329 * tree.h (fold_initializer): Remove.
2330 (fold_build1_initializer): New function.
2331 (fold_build2_initializer): New function.
2332 (fold_build3_initializer): New function.
2334 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
2336 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
2337 (try_move_mult_to_index): Call fold_build2 instead of build2.
2338 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
2339 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
2340 fold_binary_to_constant.
2341 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
2343 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
2344 check if A == gcd (A, B). Remove TYPE argument.
2345 (analyze_offset) Use fold_build2 instead of fold (build.
2346 (create_data_ref): Likewise.
2347 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
2348 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
2351 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
2353 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
2354 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2356 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
2359 * gimplify.c (zero_sized_type): New function.
2360 (gimplify_modify_expr_rhs): If we have a zero sized type,
2361 replace the statement with an empty statement.
2363 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
2365 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2368 2005-08-16 Ian Lance Taylor <ian@airs.com>
2370 * doc/tm.texi (Label Output): Correct typo.
2372 2005-08-16 Steven Bosscher <stevenb@suse.de>
2375 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2376 force_operand will work later on using have_insn_for.
2378 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2380 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2382 2005-08-16 Ian Lance Taylor <ian@airs.com>
2385 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2386 vector type, don't try to construct it element by element. Add an
2387 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2389 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2391 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2393 2005-08-16 Geoffrey Keating <geoffk@apple.com>
2395 * doc/invoke.texi (Precompiled Headers): Document some more options
2396 which are known to be safe.
2398 2005-08-16 James E Wilson <wilson@specifix.com>
2400 PR tree-optimization/21105
2401 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2402 TREE_OVERFLOW check.
2404 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2406 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2407 (neg_ltu<mode>): Same.
2409 (neg_gtu<mode>): Same.
2411 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2413 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2414 (fold_builtin_isdigit): Use fold_buildN.
2415 (build_function_call_expr): Likewise.
2416 * c-typeck.c (c_finish_loop): Likewise.
2418 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2419 Richard Shann <rshann@superh.com>
2421 PR middle-end/20396:
2422 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2424 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2426 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2428 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2431 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2432 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2435 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2438 * fold-const.c (build_range_check): Disable optimization for function
2439 pointer expressions on targets that require function pointer
2442 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2444 * simplify-rtx.c (simplify_const_relational_operation): When
2445 extracting arguments of a COMPARE, recompute the mode as well.
2447 2005-08-15 Ian Lance Taylor <ian@airs.com>
2449 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2451 2005-08-15 DJ Delorie <dj@redhat.com>
2453 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2455 (movsi_splittable): Allow, but split, moves to the stack.
2456 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2459 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2461 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2462 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2463 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2465 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2466 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2467 Delete HOST_PTR_PRINTF.
2469 * configure, config.in: Regenerate.
2471 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2473 * config/rs6000/rs6000.md (QHSI): New mode macro.
2474 (wd): Extend mode attr for QImode and HImode
2475 (dbits): New mode attr.
2476 (zero_extend<mode>di2): Convert to mode macro.
2478 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2481 * doc/invoke.texi (-mgnu-ld): Update description.
2484 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2487 * Makefile.in (tree-chrec.o): Depends on real.h.
2488 * tree-chrec.c: Include real.h.
2489 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2490 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2491 * tree-scalar-evolution.c (add_to_evolution_1,
2492 interpret_rhs_modify_expr): Ditto.
2494 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2497 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2498 step is negative compute the estimation from init downwards to zero.
2500 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2502 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2504 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2506 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2508 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2509 Accept double-word constants that can be split.
2510 * config/s390/s390.md ("movti"): Use 'P' constraint.
2511 ("*movdi_31", "*movdf_31"): Likewise.
2513 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2515 Fix PR tree-optimization/22615
2517 * tree-ssa-structalias.c (solution_set_add): Handle
2518 first_vi_for_offset returning NULL.
2519 (do_da_constraint): Ditto.
2520 (do_sd_constraint): Ditto.
2521 (do_ds_constraint): Ditto
2522 (find_func_aliases): Ditto.
2523 (build_constraint_graph): RHS is allowed be ANYTHING.
2524 (first_vi_for_offset): Return NULL if we couldn't find anything at
2527 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2529 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2530 over memory as first operand.
2532 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2535 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2536 available for setting it.
2538 2005-08-14 Ira Rosen <irar@il.ibm.com>
2540 PR tree-optimization/23320
2541 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2542 data-refs' types instead of base object nullness. Add check for
2543 pointer type data-refs before first location comparison. Remove
2546 2005-08-14 Andreas Schwab <schwab@suse.de>
2548 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2550 2005-08-13 James E Wilson <wilson@specifix.com>
2552 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2553 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2554 -fstack-protector-all, --param ssp-buffer-size): Document.
2555 (-Wvariadic-macros): Alphabetize.
2556 (-fsched-stalled-insns-dep): Add missing 'f'.
2558 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2561 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2563 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2564 or indirect address operand.
2565 (EXTRA_ADDRESS_CONSTRAINT): New.
2566 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2568 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2570 PR tree-optimization/22236
2571 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2572 successors and predecessors.
2573 * tree-chrec.c (chrec_convert): Before converting, check that
2574 sequences don't wrap.
2575 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2576 (analyze_array): Extern.
2577 (find_data_references_in_loop): Remove call to
2578 compute_estimated_nb_iterations.
2579 * tree-data-ref.h (analyze_array): Declared.
2580 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2581 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2582 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2583 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2585 * tree-ssa-loop-ivcanon.c: Fix documentation.
2586 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2587 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2588 (infer_loop_bounds_from_undefined): New.
2589 (estimate_numbers_of_iterations_loop): Use
2590 infer_loop_bounds_from_undefined.
2591 (used_in_pointer_arithmetic_p): New.
2592 (scev_probably_wraps_p): Pass an extra parameter. Call
2593 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2594 (convert_step): Fix documentation.
2595 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2596 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2597 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2598 scev_probably_wraps_p.
2600 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2602 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2603 (s390_register_info): Ignore clobbered_regs information for fixed
2604 registers, and only fixed registers.
2605 (s390_init_frame_layout): Remove redundant call.
2607 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2609 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2610 description of -Wold-style-casts.
2612 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2613 Jakub Jelinek <jakub@redhat.com>
2615 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2616 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2617 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2618 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2619 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2620 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2621 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2622 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2623 ("stack_protect_set", "stack_protect_test"): New expanders.
2624 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2625 "stack_protect_testdi"): New insn definitions.
2627 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2629 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2631 2005-08-12 Paul Brook <paul@codesourcery.com>
2633 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2635 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2637 * config/s390/predicates.md (setmem_operand): New predicate.
2638 (shift_count_operand): Accept ANDs with special constants as
2640 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2641 with special constants.
2642 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2643 shift_count_operand with setmem_operand.
2645 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2647 * config/s390/s390.c (s390_extract_part, s390_single_part):
2649 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2650 (s390_output_mi_thunk): Don't use lg on 31 bit.
2651 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2652 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2654 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2656 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2657 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2658 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2659 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2660 with one of the new macros.
2662 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2664 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2665 Don't set save_return_addr_p.
2666 (s390_register_info): Make clobbered_regs not depending on
2669 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2671 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2672 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2674 2005-08-11 James E. Wilson <wilson@specifix.com>
2676 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2678 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2680 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2681 locations gathered by var-tracking in single entry loc_list
2682 over loc_descriptor_from_tree.
2684 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2685 pass it down to loc_descriptor.
2686 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2687 (containing_function_has_frame_base): Move earlier in the file.
2688 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2689 instead of always assuming fbreg can't be used.
2691 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2693 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2694 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2695 Accept address wrapped in AND for Altivec.
2696 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2697 Strip AND wrapping offset address for Altivec.
2699 2005-08-11 Richard Henderson <rth@redhat.com>
2702 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2703 before using TYPE_IS_SIZETYPE.
2705 2005-08-11 Richard Henderson <rth@redhat.com>
2708 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2709 insn types not present on ev4.
2710 (alphaev5_insn_pipe): Similarly.
2712 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2715 * arm.c (arm_override_options): If the user has selected callee-super-
2716 interworking, then enable normal interworking.
2718 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2720 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2723 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2725 * doc/rtl.texi: Fix two typos.
2727 2005-08-11 Richard Guenther <rguenther@suse.de>
2730 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2731 cases where we call to/from functions returning void.
2733 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2736 * tree.c (build_pointer_type_for_mode): Robustify.
2738 2005-08-10 James E Wilson <wilson@specifix.com>
2740 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2741 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2743 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2746 2005-08-10 Eric Christopher <echristo@apple.com>
2748 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2749 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2752 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2755 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2756 for the high part when generating dynamic-no-pic code.
2758 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2760 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2761 (x86_64-*-linux*): Likewise.
2763 * config/i386/crtfastmath.c: New file.
2764 * config/i386/t-crtfm: Likewise.
2766 * config/i386/linux.h (ENDFILE_SPEC): New.
2767 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2769 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2772 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2774 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2775 (vec_shl, vec_shr): Document new operations.
2776 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2778 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2780 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2781 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2782 change predicate to indexed_or_indirect_address.
2784 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2786 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2787 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2788 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2789 and __aeabi_uwrite8.
2790 * config/arm/unaligned-funcs.c: New file.
2791 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2793 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2795 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2797 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2798 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2800 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2801 * final.c (pass_shorten_branches): Add dump.
2802 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2803 (pass_life): Rename dump.
2804 (rest_of_handle_flow2): Remove initial verify_flow_info.
2805 * function.c (pass_instantiate_virtual_regs): Add dump.
2806 * integrate.c (pass_initial_value_sets): Add dump.
2807 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2808 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2809 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2810 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2811 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2812 gate_rtl_unrool_and_peel_loops): New.
2813 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2814 rtl_doloop): Do not look at flags.
2815 * mode-switching.c (pass_mode_switching): Add dump.
2816 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2817 pass_split_before_regstack): Add dump.
2818 * regmove.c (pass_stack_adjustments): Add dump.
2819 * tree-optimize.c (pass_fixup_cfg): Add dump.
2821 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2824 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2825 deciding which instruction sequence to use.
2827 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2829 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2830 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2832 2005-08-09 Richard Guenther <rguenther@suse.de>
2834 * c-common.c (builtin_function_2): Remove.
2835 (def_builtin_1): New function.
2836 (c_common_nodes_and_builtins): Use def_builtin_1 to
2837 build builtin functions.
2839 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2841 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2842 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2843 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2846 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2848 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2849 fold_binary instead of fold_build2 since we don't care about the
2851 (loop_niter_by_eval): Likewise.
2852 (compare_trees): Likewise.
2853 (proved_non_wrapping_p): Likewise.
2855 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2859 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2860 if the if is really empty.
2862 2005-08-09 Steven Bosscher <stevenb@suse.de>
2864 PR tree-optimization/23234
2865 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2866 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2867 argument of the new enum.
2868 (execute_cse_reciprocals): Add reciprocals for function arguments
2869 on the unique successor edge of the entry block. Update other calls
2870 to execute_cse_reciprocals_1.
2872 2005-08-08 Richard Henderson <rth@redhat.com>
2875 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2877 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2879 * expr.c (write_complex_part): Return after handling MEM.
2881 2005-08-08 Josh Conner <jconner@apple.com>
2883 PR rtl-optimization/23241
2884 * combine.c (simplify_comparison): Fix error in determining
2885 whether to lift a subreg from comparison.
2887 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2890 * config/rs6000/altivec.md (vec_init<mode>): New.
2891 (vec_set<mode>): New.
2892 (vec_extract<mode>): New.
2893 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2894 (rs6000_expand_vector_set): New.
2895 (rs6000_expand_vector_extract): New.
2896 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2897 for Altivec modes before reload.
2898 (altivec_expand_vec_init_builtin): New.
2899 (get_element_number): New.
2900 (altivec_expand_vec_set_builtin): New.
2901 (altivec_expand_vec_ext_builtin): New.
2902 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2904 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2906 * config/rs6000/rs6000.h (rs6000_builtins): Add
2907 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2908 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2909 * config/rs6000/rs6000-protos.h: Declare new functions.
2911 2005-08-08 Jan Hubicka <jh@suse.cz>
2913 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2914 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2915 * i386.md (movdi*): Use pic_32bit_operand.
2916 * predicates.md (pic_32bit_operand): New.
2918 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2921 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2923 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2925 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2926 (test_for_singularity): Use fold_build2.
2928 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2930 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2932 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2934 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2935 (COMMON_ASM_OP) Define.
2936 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2937 (ix86_encode_section_info): Likewise.
2938 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2939 SUBTARGET_ENCODE_SECTION_INFO.
2941 2005-08-06 Richard Henderson <rth@redhat.com>
2944 * tree-nested.c (convert_local_reference): Save and restore val_only
2945 around component_ref and friends. Clear walk_subtrees by default.
2947 2005-08-06 Peter O'Gorman <peter@pogma.com>
2950 * gcc.c (process_command): Check the argument to -b has a dash.
2951 * doc/invoke.texi: Update -b and -V docs.
2953 2005-08-06 James E Wilson <wilson@specifix.com>
2955 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2957 2005-08-06 Michael Matz <matz@suse.de>
2959 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2960 member only if only one insn is associated with the value.
2962 2005-08-06 Nick Clifton <nickc@redhat.com>
2964 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2966 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2967 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2968 Check symbol flags instead of symbol name mangling.
2969 (xstormy16_asm_output_aligned_common): Likewise. Also
2970 simplify code since the bss100_section cass is the only case
2971 where the below100 code will be triggered.
2972 (xstormy16_encode_section_info): Encode below100 attribute
2973 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2975 (xstormy16_strip_name_encoding): Delete - this function is no
2977 (TARGET_STRIP_NAME_ENCODING): Undefine.
2978 * config/stormy16/stormy16-protos.h: Delete prototype for
2979 xstormy16_strip_name_encoding.
2981 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2983 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2984 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2985 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2986 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2987 config/alpha/predicates.md, config/arc/arc.h,
2988 config/arm/arm.h, config/arm/ieee754-df.S,
2989 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2990 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2991 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2992 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2993 config/m68hc11/m68hc11.h, config/mips/mips.c,
2994 config/mips/mips.h, config/mips/openbsd.h,
2995 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2996 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2997 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2998 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2999 config/sparc/linux.h, config/sparc/linux64.h,
3000 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3001 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3002 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3003 typos. Follow spelling conventions.
3005 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3008 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3009 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3010 specially. Check for side effects only for COND_EXPR.
3011 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3012 return with TREE_NO_WARNING.
3014 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3016 PR rtl-optimization/23233
3017 * loop.c (combine_movables): Require the modes to be the same.
3018 (move_movables): Remove handling of cases where the replacement
3019 had a different mode to the original.
3021 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3023 PR tree-optimization/23128
3024 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3025 subtraction wrap, and set TREE_OVERFLOW if they do.
3027 2005-08-05 Richard Henderson <rth@redhat.com>
3030 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3031 FORCED_LABEL labels.
3033 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3036 * reload.c (find_reloads_subreg_address): Pass down TYPE
3037 unchanged. Change all callers except find_reloads_toplev.
3039 2005-08-05 Michael Matz <matz@suse.de>
3041 * genattrtab.c (current_alternative_string): Remove.
3042 (SIMPLIFY_ALTERNATIVE): Ditto.
3043 (attr_alt_bit_p): Ditto.
3044 (alternative_name): Make const char *.
3045 (evaluate_eq_attr): Remove use of above things.
3046 (simplify_test_exp): Ditto.
3047 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3048 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3050 2005-08-04 James E Wilson <wilson@specifix.com>
3052 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3053 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3054 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3055 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3056 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3058 2005-08-04 Richard Henderson <rth@redhat.com>
3061 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3062 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3063 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3064 if we'd have to instantiate too many members.
3066 2005-08-04 Richard Henderson <rth@redhat.com>
3069 * tree-outof-ssa.c (coalesce_asm_operands): New.
3070 (coalesce_ssa_name): Use it. Split out ...
3071 (coalesce_phi_operands, coalesce_result_decls): ... these.
3073 2005-08-04 Paul Brook <paul@codesourcery.com>
3075 * read-rtl.c (read_quoted_string): Break if EOF.
3077 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3079 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3080 (fold_build2): Likewise.
3081 (fold_build3): Likewise.
3082 (fold_build1_stat): New function prototype.
3083 (fold_build2_stat): Likewise.
3084 (fold_build3_stat): Likewise.
3085 * fold-const.c (fold_build1): Rename to ..
3086 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3087 through to build1_stat.
3088 (fold_build2): Rename to ..
3089 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3090 through to build2_stat.
3091 (fold_build3): Rename to ..
3092 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3093 through to build3_stat.
3095 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3096 Ian Lance Taylor <ian@airs.com>
3098 * function.c (assign_stack_local_1): Do not correct stack slot
3099 address if allocation size is smaller than mode size.
3101 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3104 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3105 (tree_merge_blocks): Propagate anything allowed by
3107 Clarify documentation.
3108 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3109 SSA form, schedule an update if necessary.
3111 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3113 * doc/install.texi (Binaries): Remove broken link to
3114 Sinix/Reliant Unix binaries.
3116 2005-08-03 Richard Henderson <rth@redhat.com>
3119 * function.c (stack_protect_epilogue): Export.
3120 * tree.h (stack_protect_epilogue): Declare.
3121 * calls.c (expand_call): Call it.
3123 2005-08-03 Eric Christopher <echristo@apple.com>
3125 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3126 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3129 2005-08-04 Jan Hubicka <jh@suse.cz>
3131 * profile.c (branch_prob): Split edges with goto locus on them
3132 to get proper line counts.
3133 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3135 2005-08-03 Paul Brook <paul@codesourcery.com>
3137 * function.c (assign_parms): Round current_function_args_size
3138 to PARM_BOUNDARY, not STACK_BOUNDARY.
3140 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3142 * config/i386/i386.c (x86_elf_aligned_common)
3143 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3145 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3147 PR tree-optimization/23157
3148 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3149 before emitting them.
3151 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3153 PR tree-optimization/19899
3154 * Makefile.in (tree-scalar-evolution.o): Add real.h.
3155 * tree-scalar-evolution.c: Include real.h.
3156 (add_to_evolution): Build constant -1 of correct type.
3158 2005-08-03 Jan Hubicka <jh@suse.cz>
3160 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
3161 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
3162 profile updating for complette unrolling.
3163 * loop-unroll.c (peel_loop_completely): Use it.
3164 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3165 (tree_unroll_loops_completely): Disable code growing unrolling of cold
3168 2005-08-03 Paul Brook <paul@codesourcery.com>
3170 * combine.c (can_change_dest_mode): New function.
3171 (try_combine, simplify_set): Use it.
3173 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
3175 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
3178 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
3180 * doc/install.texi (Specific): Adjust link to openavr.org.
3181 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
3182 (Binaries): Adjust HP-UX Porting Center link.
3183 (Binaries): Adjust Free Software Foundation ordering link.
3185 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
3187 * convert.c (convert_to_integer): Use fold_build1 instead of
3188 build1 when converting an integer to an integer.
3190 2005-08-02 Richard Henderson <rth@redhat.com>
3192 * combine.c (combine_instructions): Don't use reg_equal/equiv
3193 results if the mode doesn't match.
3195 2005-08-02 Mark Mitchell <mark@codesourcery.com>
3197 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
3198 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
3200 2005-08-02 Richard Henderson <rth@redhat.com>
3203 * explow.c (memory_address): Remove special-case for
3204 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
3206 2005-08-02 Diego Novillo <dnovillo@redhat.com>
3209 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
3210 number of calls to cleanup_tree_cfg_1.
3212 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
3214 * doc/invoke.texi: document file extensions .F90 and .F95
3216 2005-08-02 Richard Guenther <rguenther@suse.de>
3218 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
3219 positive if its first argument is positive.
3221 2005-08-02 Richard Guenther <rguenther@suse.de>
3223 PR tree-optimization/23177
3224 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
3227 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
3229 PR tree-optimization/23129
3230 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
3231 varying for divisions with anti-ranges.
3233 2005-08-02 Jan Hubicka <jh@suse.cz>
3235 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
3236 * tree-ssa-threadupdate.c (thread_block): Add it here.
3238 2005-08-01 James E Wilson <wilson@specifix.com>
3240 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
3241 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
3242 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
3244 * config/mips/predicates.md (const_call_insn_operand): Add check for
3245 SYMBOL_REF_LONG_CALL_P.
3246 * doc/extend.texi (long_call): Document the new attribute.
3248 2005-08-01 Ian Lance Taylor <ian@airs.com>
3249 Richard Henderson <rth@redhat.com>
3251 * Makefile.in (RTL_BASE_H): Add real.h.
3252 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
3254 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
3256 * rtl.c (rtl_check_failed_code_mode): New.
3257 * rtl.h (struct rtx_def): Add u.rv.
3258 (XCMWINT, XCNMPRV): New.
3259 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
3260 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
3262 2005-08-01 Richard Henderson <rth@redhat.com>
3264 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
3265 with auto-inc codes.
3267 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
3269 2005-08-01 Jan Hubicka <jh@suse.cz>
3271 * i386-protos.h (asm_preferred_eh_data_format): Declare.
3272 * i386.c: Include dwarf2.h
3273 (asm_preferred_eh_data_format): New.
3274 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
3276 2005-08-01 Ian Lance Taylor <ian@airs.com>
3278 * config/host-linux.c (linux_gt_pch_get_address): Add new name
3279 randomize_va_space for virtual address randomization control.
3281 2005-08-01 Steven Bosscher <stevenb@suse.de>
3283 * common.opt (flag_ipa_cp): Put in right place to maintain
3286 2005-08-01 Jan Hubicka <jh@suse.cz>
3288 * profile.c (compute_value_histograms): Fix thinko.
3289 * value-prof.c: Include toplev.h
3290 (check_counter): New function.
3291 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3292 tree_mod_subtract_transform): Add sanity check.
3294 2005-08-01 Richard Guenther <rguenther@suse.de>
3296 PR tree-optimization/23133
3297 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
3298 current functions parameter decls to find defs to cse
3301 2005-08-01 Richard Guenther <rguenther@suse.de>
3303 PR tree-optimization/23109
3304 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
3305 If trapping math is in effect, use post-dominator information
3306 to check if we'd in any case reach a trapping point before
3307 doing the reciprocal insertion.
3308 (execute_cse_reciprocals): Compute post-dominators, if necessary.
3309 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
3310 expressions are invariant only if trapping math is not in effect.
3312 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3314 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
3315 cgraph_function_versioning): New declarations.
3316 * cgraphunit.c: Add include to ipa-prop.h.
3317 (update_call_expr, cgraph_copy_node_for_versioning,
3318 cgraph_function_versioning): New functions.
3319 * integrate.c (copy_decl_for_inlining): Remove.
3320 * ipa-prop.h (ipa_replace_map): New struct.
3321 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
3322 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
3323 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
3324 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
3325 ipcp_iterate_stage, ipcp_method_scale_print,
3326 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
3327 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
3328 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
3329 ipcp_update_bb_counts, ipcp_update_profiling,
3330 ipcp_update_edges_counts): New functions.
3331 (ipcp_method_cval_init): Remove restriction regarding local methods.
3332 (ipcp_init_stage): Add ipcp_method_compute_scale.
3333 (ipcp_insert_stage): Add versioning.
3334 (ipcp_structures_print): Add ipcp_method_scale_print.
3335 (ipcp_driver): Dump profiling info.
3336 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
3337 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
3338 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
3339 (struct inline_data): Add versioning_p, ipa_info, new fields.
3340 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
3341 declare_return_variable): Replace calls to copy_decl_for_inlining with
3343 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
3345 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
3346 Add argument VERSIONING.
3347 (copy_arguments_for_versioning, copy_static_chain,
3348 function_versionable_p, tree_versionable_function_p,
3349 tree_function_versioning, replace_ref_tree): New functions.
3350 * tree-inline.h: Include varray.h.
3351 (tree_versionable_function_p, tree_function_versioning,
3352 tree copy_decl_for_dup): New declarations.
3354 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
3356 * ipa-cp.c: New file. Contains IPCP specific functionality.
3357 * ipa-prop.h: New file. Contains structures/definitions that can be
3358 used by several interprocedural data flow optimizations (and also IPCP).
3359 * ipa-prop.c: New file.
3360 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
3361 * common.opt: Add ipa-cp flag.
3362 * timevar.def: Add IPCP optimization.
3363 * tree-optimize.c (init_tree_optimization_passes): Schedule
3365 * tree-pass.h (pass_ipa_cp): Declare.
3367 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
3369 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3370 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3371 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3372 config/i386/i386.c, config/mips/mips.h,
3373 config/rs6000/rs6000.h, config/sh/sh.c,
3374 config/stormy16/stormy16.c: Fix comment typos.
3376 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
3379 * c-typeck.c (build_binary_op): Use common_type wrapper on
3381 (common_type): Update comment.
3383 2005-07-31 Steven Bosscher <stevenb@suse.de>
3386 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3387 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3388 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3390 2005-07-31 Jan Hubicka <jh@suse.cz>
3392 * pretty-print.h (pp_widest_integer): New macro.
3393 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3396 2005-07-31 Jan Hubicka <jh@suse.cz>
3398 * output.h (enum section_category): Export from varasm.c
3399 (categorize_decl_for_section): Likewise.
3400 * varasm.c (enum section_category): Kill.
3401 (categorize_decl_for_section): Make global.
3402 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3404 * i386.c (ix86_section_threshold): New static variable.
3405 (ix86_in_large_data_p, ix86_encode_section_info,
3406 x86_64_elf_unique_section,
3407 x86_64_elf_select_section): New functions.
3408 (TARGET_ENCODE_SECTION_INFO): Define
3409 (override_options): Enable medium model for PIC.
3410 (ix86_expand_prologue): Expand gen_set_got_rex64.
3411 (legitimate_constant_p): Handle new UNSPECs.
3412 (legitimate_pic_address_disp_p): Likewise.
3413 (legitimize_pic_address): Lower MEDIUM model addressing.
3414 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3415 (enum cmodel): Add MEDIUM_PIC.
3416 (SYMBOL_REF_FAR_ADDR_P): New macro.
3417 (SYMBOL_FLAG_FAR_ADDR): New flag.
3418 * i386.md (movdi): Support medium model.
3419 (set_got_rex64): New pattern.
3420 * i386.opt (mlarge-data-threshold): New flag.
3421 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3422 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3423 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3424 TARGET_ASM_UNIQUE_SECTION): New.
3426 * invoke.texi (-mlarge_data_threshold): Document
3428 2005-07-31 Jan Hubicka <jh@suse.cz>
3430 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3431 (coalesce_vars): Likewise.
3432 * tree-ssa-live.c (coalesce_cost): New.
3433 (build_tree_conflict_graph): Use coalesce_cost.
3434 * tree-ssa-live.h (coalesce_cost): Declare.
3436 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3438 * arm.md (all peepholes for post-increment operations): Delete.
3439 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3440 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3441 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3442 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3443 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3445 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3447 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3450 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3453 * doc/invoke.texi: Document -rdynamic.
3455 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3458 * c-parser.c (c_parser_parms_list_declarator): Call
3459 mark_forward_parm_decls.
3460 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3461 decls with visibility structure.
3463 2005-07-30 Paul Brook <paul@codesourcery.com>
3465 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3467 2005-07-30 Paul Brook <paul@codesourcery.com>
3469 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3471 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3473 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3475 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3478 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3479 nested function declarators.
3480 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3481 (grokparms): Call warn_if_shadowing for parameters used within the
3483 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3484 not used within the parameter list.
3485 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3487 2005-07-30 Jan Hubicka <jh@suse.cz>
3489 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3490 * i386.c (ix86_fixup_binary_operands): Likewise.
3491 (ix86_expand_unary_operator): Likewise.
3492 (ix86_expand_fp_absneg_operator): Likewise.
3493 * optabs.c (expand_vec_cond_expr): Validate dest.
3495 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3498 * real.c (real_from_string): Also set last bit if there is a
3499 nonzero hex digit beyond GCC's internal precision after ".".
3501 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3503 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3504 define_constants. Change duplicate values to unassigned numbers.
3505 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3506 (*altivec_vspltsf): New.
3507 (altivec_vperm_v4sf): Delete.
3508 (altivec_vperm_<mode>): Use mode macro V.
3509 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3510 (altivec_predicate_v4sf): Delete.
3511 (altivec_predicate_<mode>): Use mode macro V.
3512 (*altivec_lvesfx): New.
3513 (*altivec_stvesfx): New.
3514 (vec_realign_load_v4sf): Delete.
3515 (vec_realign_load_<mode>): Use mode macro V.
3516 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3519 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3522 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3524 * configure: Regenerated.
3526 2005-07-29 Paul Brook <paul@codesourcery.com>
3528 * doc/install.texi: Add link to GFortran binaries wiki page.
3530 2005-07-29 David Ung <davidu@mips.com>
3532 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3533 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3534 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3535 * config/mips/mips.md (cpu): Add 5kf name.
3536 (includes): Includes 5k.md.
3537 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3538 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3541 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3544 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3545 (cleanup_tree_cfg): ... here.
3546 Call cleanup_tree_cfg_1 until there are no more cleanups to
3549 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3551 * tree-vrp.c (compare_range_with_value): Return true or false
3552 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3553 EQ_EXPR respectively.
3555 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3557 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3560 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3562 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3563 (tree_ssa_dominator_optimize): Increment it.
3564 (dump_dominator_optimization_stats): Print it.
3566 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3567 Steven Bosscher <stevenb@suse.de>
3569 PR rtl-optimization/23117
3570 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3571 when head == tail. Tidy comment.
3573 2005-07-28 Richard Henderson <rth@redhat.com>
3575 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3576 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3577 * jump.c (rtx_renumbered_equal_p): Likewise.
3578 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3579 CONST_INT and CONST_DOUBLE.
3580 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3581 * reload.c (operands_match_p): Special case CONST_INT and
3582 CONST_DOUBLE; check mode earlier.
3584 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3587 * c-typeck.c (convert_for_assignment): Do not check
3588 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3590 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3593 * c-typeck.c (composite_type): Prefer constant size arrays to
3596 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3599 * real.c (real_from_string): Set last bit if there is a nonzero
3600 hex digit beyond GCC's internal precision.
3602 2005-07-28 Richard Henderson <rth@redhat.com>
3605 * cfgcleanup.c (try_forward_edges): Watch out for end of
3608 2005-07-28 James E Wilson <wilson@specifixinc.com>
3611 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3613 2005-07-28 Jan Hubicka <jh@suse.cz>
3615 * Makefile.in (rtl-profile.o): Kill all traces of it.
3616 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3617 * coverage.h (rtl_coverage_counter_ref): Kill.
3618 * opts.c (flag_speculative_prefetching_set): Kill.
3619 (flag_loop_optimize_set): New.
3620 (common_handle_option): Disable loop optimizer when profiling;
3621 do not handle speculative prefetching.
3622 * passes.c (init_optimization_passes): Replace pass_profiling combo
3623 by branch_prob pass.
3624 * profile.c (compute_value_histograms): Update for simplified value
3626 (rtl_register_profile_hooks): Kill.
3627 (pass_profiling): Kill.
3628 (rest_of_handle_branch_prob): Do not profile.
3629 * toplev.c (process_options): Remove speculative prefetching.
3630 * toplev.h (flag_tree_based_profiling): Kill.
3631 * tree-profile.c (prepare_instrumented_value,
3632 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3633 tree_gen_one_value_profiler, do_tree_profiling): Update for
3634 simplified datastructures.
3635 * value-prof.c: Add comment that speculative prefetching was dropped;
3636 update rest of file for simplified datastructures.
3637 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3638 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3639 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3640 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3641 rtl_mod_subtract, gen_speculative_prefetch,
3642 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3643 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3644 (gate_handle_value_profile_transformations,
3645 rest_of_handle_value_profile_transformations,
3646 pass_value_profile_transformations): Kill.
3647 * value-prof.h (histogram_value_t): Remove IL based unions.
3648 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3649 rtl_profile_hooks): Remove hooks.
3651 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3653 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3654 (cgraph_clone_node): Likewise.
3655 * cgraph.h (cgraph_clone_edge): Update prototype.
3656 (cgraph_clone_node): Likewise.
3657 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3659 (lookup_recursive_calls): Consider profile.
3660 (cgraph_decide_recursive_inlining): Fix updating; use new
3661 probability argument; use profile.
3662 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3663 * tree-inline.c (copy_bb): Update clal of clone_edge.
3664 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3666 * invoke.texi (min-inline-recursive-probability): Document.
3668 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3670 * doc/install.texi (Configuration): Update Valgrind homepage.
3672 2005-07-28 Richard Henderson <rth@redhat.com>
3675 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3676 labels we want to delete.
3677 (cfg_layout_merge_blocks): Likewise.
3679 2005-07-28 Richard Henderson <rth@redhat.com>
3682 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3683 when expanding to nothing.
3685 2005-07-28 Josh Conner <jconner@apple.com>
3687 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3688 (cgraph_decide_inlining_of_small_functions): Likewise.
3690 2005-07-28 Josh Conner <jconner@apple.com>
3692 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3693 direction of badness if negative.
3694 (cgraph_default_inline_p): Add reason to parameters, and assign it
3696 (cgraph_decide_inlining_of_small_functions): New parameter in call
3697 to cgraph_default_inline_p.
3698 (cgraph_decide_inlining_incrementally): Likewise.
3699 * cgraphunit.c (decide_is_function_needed): Likewise.
3700 * cgraph.h (cgraph_default_inline_p): Likewise.
3702 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3704 * builtins.c: Fix comment typo(s).
3705 * genautomata.c: Likewise.
3706 * gimplify.c: Likewise.
3707 * tree-dfa.c: Likewise.
3708 * tree-flow-inline.h: Likewise.
3709 * tree-into-ssa.c: Likewise.
3710 * tree-ssa-alias.c: Likewise.
3711 * tree-ssa-ccp.c: Likewise.
3712 * tree-ssa-copy.c: Likewise.
3713 * tree-ssa-dce.c: Likewise.
3714 * tree-ssa-dom.c: Likewise.
3715 * tree-ssa-operands.c: Likewise.
3716 * tree-tailcall.c: Likewise.
3717 * tree-vectorizer.c: Likewise.
3718 * tree-vrp.c: Likewise.
3721 2005-07-28 Jeff Law <law@redhat.com>
3723 * tree-vrp.c (test_for_singularity): Extracted from ...
3724 (simplify_cond_using_ranges): Attempt to simplify a relational
3725 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3727 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3729 PR tree-optimization/22506
3730 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3731 phis whose argument is constant.
3733 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3735 PR rtl-optimization/18992
3736 Back out this patch:
3737 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3738 PR optimization/12142
3739 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3740 uses of the register in the SET_SRC. Remove unnecessary argument.
3742 Replace it with this:
3743 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3744 if flag_non_call_exceptions is set and the insn may trap, pass
3745 pc_rtx as dest for recursion.
3746 In SET_SRC part of SET case, if dest is already set, pass it down
3749 2005-07-28 Jan Hubicka <jh@suse.cz>
3751 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3752 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3753 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3755 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3756 profile when available.
3758 2005-07-28 Jan Beulich <jbeulich@novell.com>
3760 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3761 (ia64_print_operand): Describe and handle 'X'.
3762 (ia64_register_move_cost): Also handle FP_REGS.
3763 (ia64_preferred_reload_class): Likewise.
3764 (ia64_secondary_reload_class): Likewise.
3765 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3766 it. Also check for ITANIUM_CLASS_FLDP.
3767 * config/ia64/ia64.h (FP_REGNO_P): New.
3768 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3769 (reg_class): Add FP_REGS.
3770 (REG_CLASS_NAMES): Adjust for it.
3771 (REG_CLASS_CONTENTS): Likewise.
3772 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3773 (REG_CLASS_FROM_LETTER): Handle 'x'.
3774 (CLASS_MAX_NREGS): Handle FP_REGS.
3775 (MEMORY_MOVE_COST): Likewise.
3776 * config/ia64/ia64.md (itanium_class): Add fldp.
3777 (type): Handle fldp.
3778 (movti_internal): More allowable operand combinations. Use ldfp8 when
3779 splitting unnecessary. Remove predicable attribute. Adjust
3780 itanium_class attribute.
3781 (smuldi3_highpart): Remove outdated comment.
3782 (mulditi3, umulditi3, rotlti3): New expanders.
3783 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3784 (absti2): Disabled new insn for future reference.
3785 Respective new splitters.
3786 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3787 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3788 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3790 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3792 PR rtl-optimization/23047
3793 * simplify-rtx.c (simplify_const_relational_operation): Respect
3794 flag_wrapv for comparisons with ABS.
3796 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3798 PR tree-optimization/22493
3799 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3800 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3802 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3804 * config/frv/frv.opt (moptimize-membar): New.
3806 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3808 * config/frv/frv.h: Remove machine_function definition.
3810 * config/frv/frv.c (struct frv_io): New.
3811 (struct machine_function): Moved from frv.h. Add has_membar_p.
3812 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3813 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3814 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3815 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3816 (frv_reorg): Call frv_optimize_membar when appropriate.
3817 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3818 (frv_expand_builtin): Adjust calls accordingly.
3819 (frv_io_address_cookie): New function.
3820 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3821 load or store rather than a special insn. Add ccnstant address and
3822 io-type operands to the membar.
3823 (frv_ifcvt_modify_tests): Unsign regno.
3824 (frv_ifcvt_modify_tests): Same.
3826 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3827 UNSPEC_OPTIONAL_MEMBAR constant.
3828 (builtin_read_<mode>): Delete.
3829 (builtin_write_<mode>): Delete.
3830 ("optional_membar_<mode>"): Add operand.
3832 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3833 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3834 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3835 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3836 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3837 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3838 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3839 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3840 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3842 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3844 * df.c (df_uses_record): Handle SCRATCH.
3846 2005-07-28 Steven Bosscher <stevenb@suse.de>
3849 * passes.c (rest_of_decl_compilation): If decl is a type and
3850 we have encountered errors, don't emit debug information.
3852 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3854 * params.def: Fixed comment.
3856 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3859 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3860 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3861 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3863 2005-07-27 Steven Bosscher <stevenb@suse.de>
3866 * varasm.c (assemble_start_function): Don't do anything that may
3867 require a CFG if the current function is a thunk.
3869 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3871 * doc/install.texi (Prerequisites): Mention that perl is needed
3872 to do export control in libstdc++ targetting Darwin.
3874 2005-07-27 Steven Bosscher <stevenb@suse.de>
3876 PR rtl-optimization/17808
3877 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3878 (sched_insns_conditions_mutex_p): Split out from...
3879 (add_dependence): ...here. But don't call it from here.
3880 (add_dependence_list): Check sched_insns_conditions_mutex_p
3881 before calling add_dependence.
3882 (add_dependence_list_and_free): Likewise.
3883 (fixup_sched_groups): Likewise.
3884 (sched_analyze_1): Likewise.
3885 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3886 (sched_analyze): Likewise.
3887 (sched_analyze_insn): Likewise.
3888 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3889 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3890 dependencies on all COND_EXEC insns to jumps ending basic blocks
3891 when doing intrablock scheduling.
3892 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3894 2005-07-27 Jeff Law <law@redhat.com>
3896 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3897 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3898 equivalency sets, correctly handle the case were vr0 has an
3899 equivalency set, but vr1 does not.
3901 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3903 PR tree-optimization/23073
3904 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3905 vect_print_dump_info before fprintf.
3907 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3909 PR tree-optimize/22348
3910 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3911 Fold the partial computation.
3913 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3915 PR tree-optimization/22325
3916 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3918 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3920 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3921 (force_var_cost): ... this function.
3922 (compute_phi_arg_on_exit): Export.
3924 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3926 PR tree-optimization/20773
3927 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3930 2005-07-27 Richard Guenther <rguenther@suse.de>
3932 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3933 Avoid pushing again if current struct contains only
3934 fields we decomposed.
3936 2005-07-27 Jan Hubicka <jh@suse.cz>
3938 PR tree-optimization/22574
3939 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3942 * tree-tailcall.c (decrease_profile): New function.
3943 (eliminate_tail_call): Use it.
3945 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3946 visibility flags correctly in whole program mode.
3948 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3950 PR rtl-optimization/22472
3951 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3953 2005-07-26 Steven Bosscher <stevenb@suse.de>
3955 PR tree-optimization/22504
3956 * tree-complex.c (expand_complex_addition): Use 'code' instead
3957 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3959 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3961 * config.gcc (cpu_type): Add frv case.
3962 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3963 (supported_defaults): Add fr550 case.
3965 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3968 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3969 whether a pointer of type T * may point to objects of type T *.
3971 2005-07-26 DJ Delorie <dj@redhat.com>
3973 * configure: Regenerate.
3975 2005-07-26 Dale Johannesen <dalej@apple.com>
3977 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3979 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3981 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3982 Clarify use of "build" in name.
3984 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3986 * doc/extend.texi (Raw read/write Functions): New section.
3987 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3988 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3989 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3990 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3991 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3992 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3993 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3994 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3995 * config/frv/frv.c: Add bdesc_loads global.
3996 Add bdesc_stores global.
3997 (frv_init_builtins): Add support for __builtin_{read/write}*.
3998 (frv_volatile_memref): New.
3999 (frv_expand_load_builtin): New.
4000 (frv_expand_store_builtin): New.
4001 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4002 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4003 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4004 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4005 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4006 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4007 (builtin_read_<mode>): New.
4008 (builtin_write_<mode>): New.
4009 (builtin_write64): New.
4010 (optional_membar_<mode>): New.
4012 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4014 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4015 (rather than units) against HOST_BITS_PER_WIDE_INT.
4017 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4019 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4020 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4021 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4022 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4025 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4026 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4027 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4029 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4031 2005-07-26 Richard Guenther <rguenther@suse.de>
4033 PR tree-optimization/22486
4034 * fold-const.c (fold_unary): Fold away useless component
4035 references of the form (T *)&T.x, if the address
4038 2005-07-25 James E Wilson <wilson@specifixinc.com>
4040 * dwarf2out.c (add_call_src_coords_attributes): New.
4041 (gen_inlined_subroutine_die): Call it.
4042 (maybe_emit_file, init_file_table): Add comments.
4043 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4045 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4046 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4047 * tree.h (BLOCK_SOURCE_LOCATION): New.
4048 (struct tree_block): New field locus.
4050 2005-07-26 Andreas Schwab <schwab@suse.de>
4052 PR rtl-optimization/23043
4053 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4054 when allocating a struct unoccr.
4056 2005-07-25 Richard Henderson <rth@redhat.com>
4059 * tree-complex.c (gate_no_optimization): True if errors.
4060 * Makefile.in (tree-complex.o): Update dependencies.
4062 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4064 * config/frv/predicates.md (integer_register_operand): Use
4067 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4070 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4072 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4074 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4076 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4077 types when flag_unsafe_math_optimizations is true.
4079 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4081 * gcc.c (option_map): Add --sysroot.
4082 (process_command): Handle --sysroot.
4083 (display_help): Document it.
4084 * doc/cppopts.tex (-isysroot): Document.
4085 * doc/invoke.texi (--sysroot): Document.
4086 * doc/install.texi (--with-build-sysroot): Document.
4088 * Makefile.in (inhibit_libc): New variable.
4089 (INHIBIT_LIBC_CFLAGS): Likewise.
4090 (LIBGCC2_CFLAGS): Include
4091 $(INHIBIT_LIBC_CFLAGS).
4092 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4093 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4094 ($(T)crtend.o): Likewise.
4095 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4096 ($(T)crtendS.o): Likewise.
4097 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4098 ($(T)crtendT.o): Likewise.
4099 (stmp-fixinc): Do not complain about missing headers if
4101 * configure.ac (inhibit_libc): Set it to true/false.
4102 (--with-build-sysroot): New option. Use it to set
4104 * configure: Regenerated.
4106 2005-07-25 Manfred Hollstein <mh@suse.com>
4108 * calls.c (store_one_arg): Fix unsigned comparison warning.
4110 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4113 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4114 (ggc_print_statistics): Initialize variable before use.
4116 2005-07-25 Richard Guenther <rguenther@suse.de>
4118 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4119 calling with a PHI_NODE argument.
4121 * tree-flow-inline.h (overlap_subvar): Protect against
4124 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
4126 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
4127 * configure: Regenerate.
4129 2005-07-25 Ira Rosen <irar@il.ibm.com>
4131 * expr.c (highest_pow2_factor): Make extern.
4132 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
4133 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4134 record_array_differ_p, array_ptr_differ_p): Likewise.
4135 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
4136 additional cases. Call the above functions.
4137 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
4138 base_object_differ_p when there are two base objects. Otherwise, compare
4139 base address and offset. Call may_alias_p.
4140 (dump_data_reference): Use a correct field name.
4141 (analyze_array): Make static. Initialize new data-ref fields.
4142 (analyze_indirect_ref): New function.
4143 (init_data_ref): Initialize new data-ref fields.
4144 (strip_conversion): Moved from tree-vect-analyze.c.
4145 (analyze_offset_expr, get_ptr_offset, address_analysis,
4146 object_analysis): Likewise.
4147 (analyze_offset): New function.
4148 (create_data_ref): Likewise.
4149 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
4150 dimensions for ARRAY_REFs only.
4151 (build_classic_dist_vector): Make static.
4152 (access_functions_are_affine_or_constant_p): Call macro to get the
4153 address of access functions.
4154 (compute_all_dependences): Add new parameter
4155 compute_self_and_read_read_dependences. Compute self and read-read
4156 dependences if it is true.
4157 (find_data_references_in_loop): Call create_data_ref. Initialize new
4159 (compute_data_dependences_for_loop): Add new parameter
4160 compute_self_and_read_read_dependences. Remove parameter nb_loops,
4161 compute nb_loops. Call compute_all_dependences,
4162 build_classic_dist_vector and build_classic_dir_vector with correct
4164 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
4165 with correct parameters. Compare dimensions for ARRAY_REFs only.
4166 (free_data_refs): Call macro to free access functions.
4167 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
4168 fields from stmt_vinfo.
4169 (struct base_object_info): New structure.
4170 (struct data_reference): Move fields to base_object_info. Add fields
4171 first_location and object_info for above structures. Move fields from
4172 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
4173 aligned_to. Add macros to access the new fields.
4174 Update functions declarations.
4175 * tree-flow.h (is_aliased_with): Declare.
4176 * tree-loop-linear.c (linear_transform_loops): Call
4177 compute_data_dependences_for_loop with correct parameters.
4178 * tree-ssa-alias.c (is_aliased_with): New function.
4179 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
4180 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
4181 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
4182 vect_base_addr_differ_p, compute_subscript_distance and
4183 build_classic_dist_vector. Add printings. Check absolute value of
4185 (vect_analyze_data_ref_dependences): Go through ddrs instead of
4187 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
4188 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
4189 to bytes. Add printing.
4190 (vect_compute_data_refs_alignment): Go through loads and stores in one
4192 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
4193 vect_analyze_data_ref_access): Likewise.
4194 (vect_analyze_pointer_ref_access): Remove.
4195 (vect_address_analysis, vect_object_analysis): Likewise.
4196 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
4197 and analyze data-refs in the loop.
4198 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
4199 fields of data-ref instead of stmt. Add init to the offset from the
4201 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
4202 (vect_update_init_of_dr): Likewise.
4203 (vect_update_inits_of_drs): Go through loads and stores in one loop.
4204 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
4206 (new_loop_vec_info): Initialize new fields.
4207 (destroy_loop_vec_info): Free new fields.
4208 (vect_strip_conversion): Remove.
4209 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
4210 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
4211 datarefs. Add new field ddrs.
4212 Add macros for the new fields access.
4213 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
4214 base_aligned_p, misalignment, memtag, ptr_info and subvars.
4215 Remove their macros.
4216 * tree.h (highest_pow2_factor): Declare.
4218 2005-07-25 Jakub Jelinek <jakub@redhat.com>
4220 * calls.c (store_one_arg): Check for sibling call MEM arguments
4221 from already clobbered incoming argument area.
4223 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4225 * c-common.c (check_missing_format_attribute): New.
4226 * c-common.h (check_missing_format_attribute): Likewise.
4227 * c-typeck.c (convert_for_assignment): Use it.
4229 2005-07-24 Andreas Schwab <schwab@suse.de>
4231 * config/m68k/m68k.md ("extendqidi2"): When source is an address
4232 register use a word move. Correct operand of ext.w in 68000 code.
4234 2005-07-23 Mark Mitchell <mark@codesourcery.com>
4236 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
4237 variables as declarations, rather than definitions.
4239 2005-07-24 Ira Rosen <irar@il.ibm.com>
4241 PR tree-optimization/22526
4242 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
4245 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4247 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
4248 that C99 reserve for future use. Use it to define clog10,
4249 clog10f and clog10l.
4251 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4253 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
4254 * configure.ac: Check for -Wmissing-format-attribute.
4256 * configure: Regenerate.
4258 2005-07-23 Richard Henderson <rth@redhat.com>
4260 PR tree-optimization/22623
4261 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
4263 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
4266 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
4268 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4270 * Makefile.in (C_TREE_H): Update dependencies.
4271 * c-tree.h: Include toplev.h.
4272 * diagnostic.h (diagnostic_set_info): Add format attribute.
4273 * rtl-error.c (diagnostic_for_asm): Likewise.
4275 2005-07-23 Chao-ying Fu <fu@mips.com>
4277 * config/mips/mips-dsp.md: New file.
4278 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
4279 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
4281 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
4282 MIPS_BUILTIN_BPOSGE32.
4283 (mips_expand_builtin_direct): Add one parameter to indicate that
4284 builtin functions need to return a value.
4285 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
4287 (mips_regno_to_class): Add classes for 12 new DSP registers.
4288 (mips_subword): Change to check four HI registers.
4289 (mips_output_move): Output move to and from 6 new DSP accumulators.
4290 (override_options): Make sure -mdsp and -mips16 are not used together.
4291 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
4293 (mips_conditional_register_usage): Disable 6 new DSP accumulators
4295 (print_operand): Add 'q' for printing DSP accumulators.
4296 (mips_cannot_change_mode_class): Check ACC_REGS.
4297 (mips_secondary_reload_class): Check ACC_REGS.
4298 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
4299 (mips_register_move_cost): Check ACC_REGS.
4300 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
4301 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
4302 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
4303 (dsp_bdesc): New array.
4304 (bdesc_arrays): Add DSP builtin function table.
4305 (mips_prepare_builtin_arg): Check predicate again after
4307 (mips_expand_builtin): Add one more parameter to
4308 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
4309 MIPS_BUILTIN_BPOSGE32.
4310 (mips_init_builtins): Initialize new function types.
4311 (mips_expand_builtin_direct): Check if builtin functions need to
4312 return a value and pass operands properly.
4313 (mips_expand_builtin_bposge): New function.
4314 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
4315 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
4316 (FIRST_PSEUDO_REGISTER): Increase to 188.
4317 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
4318 Update for 12 new DSP registers.
4319 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
4320 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
4321 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
4322 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
4323 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
4324 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
4325 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
4326 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
4327 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
4328 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
4329 (REGISTER_NAMES): Add names for 12 new DSP registers.
4330 * config/mips/mips.md: Include mips-dsp.md.
4331 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
4332 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
4333 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
4334 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
4335 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
4336 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
4337 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
4338 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
4339 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
4340 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
4341 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
4342 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
4343 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
4344 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
4345 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
4346 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
4347 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
4348 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
4349 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
4350 (UNSPEC_RDDSP): New constants.
4351 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
4352 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
4354 * config/mips/mips.opt (-mdsp): New option.
4355 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
4356 (reg_imm10_operand): New predicates.
4357 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
4358 * doc/invoke.texi (-mdsp): Document new option.
4360 2005-07-22 DJ Delorie <dj@redhat.com>
4362 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
4364 * tree-inline.c (inlinable_function_p): Likewise.
4366 2005-07-22 Mark Mitchell <mark@codesourcery.com>
4369 * toplev.c (check_global_declarations): Do not mark undefined
4370 variables as DECL_IGNORED_P.
4371 * varasm.c (first_global_object_name): GTY it.
4372 (weak_global_object_name): Likewise.
4373 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4374 a string to go into {weak,first}_global_object_name.
4376 2005-07-22 DJ Delorie <dj@redhat.com>
4378 * c-format.c (check_function_format): Change warning control
4379 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4381 2005-07-22 Diego Novillo <dnovillo@redhat.com>
4383 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4384 &PTR->FLD a dereference of PTR.
4385 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4386 a potential dereference of PTR.
4388 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
4390 PR rtl-optimization/20370
4391 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4392 call allocate_reg_info if necessary.
4394 PR rtl-optimization/21848
4395 * calls.c (emit_library_call_value_1): For const functions, add
4396 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4398 PR rtl-optimization/22445
4399 * cselib.c (target.h): Include.
4400 (rtx_equal_for_cselib_p): Allow commutative matches.
4401 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4402 Remove MODE parameter. Changed all callers.
4404 PR rtl-optimization/22258
4405 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4407 (try_combine): Use likely_spilled_retval_p.
4409 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4411 * config.gcc: Add crx-elf support.
4413 * doc/contrib.texi: Mention crx.
4414 * doc/extend.texi: Document crx extensions.
4415 * doc/install.texi: Document crx install.
4416 * doc/invoke.texi: Document crx options.
4417 * doc/md.texi: Document crx constraints.
4419 * config/crx/crx-protos.h: New file.
4420 * config/crx/crx.c: New file.
4421 * config/crx/crx.h: New file.
4422 * config/crx/crx.md: New file.
4423 * config/crx/crx.opt: New file.
4424 * config/crx/t-crx: New file.
4426 2005-07-22 Manfred Hollstein <mh@suse.com>
4428 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4430 (int_add_graph_edge): Likewise.
4431 (collapse_nodes): Likewise.
4432 (process_unification_queue): Likewise.
4434 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4435 Laurent GUERBY <laurent@guerby.net>
4437 PR tree-optimization/22336
4438 * function.c (record_block_change): Check for
4439 cfun->ib_boundaries_block.
4441 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4443 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4444 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4446 2005-07-21 DJ Delorie <dj@redhat.com>
4448 * toplev.c (warn_deprecated_use): Add warning control to warning
4450 * c-typeck.c (parser_build_binary_op): Likewise.
4451 (c_finish_if_stmt): Likewise.
4452 * c-common.c (check_function_sentinel): Likewise.
4453 (check_nonnull_arg): Likewise.
4455 2005-07-21 Richard Henderson <rth@redhat.com>
4458 * tree-complex.c (complex_ssa_name_components): New.
4459 (cvc_lookup): Allow entry not found.
4460 (create_components): Remove.
4461 (create_one_component_var, get_component_var): New.
4462 (get_component_ssa_name, set_component_ssa_name): New.
4463 (extract_component): Use get_component_ssa_name.
4464 (update_complex_components): Use set_component_ssa_name.
4465 (update_complex_components_on_edge): Likewise.
4466 (update_phi_components): Create new PHI nodes directly, instead
4467 of adding insns to edges.
4468 (tree_lower_complex): Allocate and free complex_variable_components
4469 and complex_ssa_name_components here.
4471 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4473 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4474 revert to returning false.
4476 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4479 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4481 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4484 * config/i386/i386.md (cmpxf): Change operand constraints
4485 to "nonmemory_operand".
4487 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4489 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4491 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4494 * fold-const.c (fold_build1): Add checksum for the operands.
4495 (fold_build2): Likewise.
4496 (fold_build3): Likewise.
4498 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4501 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4503 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4505 * common.opt (-fforward-propagate): Committed by mistake,
4508 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4510 * reg-stack.c: Fix comment typo(s).
4511 * tree-ssa-operands.c: Likewise.
4512 * tree-vectorizer: Likewise.
4514 2005-07-21 Nick Clifton <nickc@redhat.com>
4516 * config/sh/symbian.c: Replace C++ style line comments with C
4517 style line comments.
4518 (symbian_add_attribute): Do not use a ? operator on the LHS of
4520 (sh_symbian_handle_dll_attribute): Change the type of the
4521 method vector to "VEC(tree,gc)*" and use vector accessor
4522 macros to walk over the elements.
4523 (symbian_export_vtable_and_rtti_p): Likewise.
4524 (symbian_class_needs_attribute_p): Likewise.
4526 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4529 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4530 initialize targetm.resolve_overloaded_builtin here.
4531 (altivec_expand_overloaded_builtin): Make it non-static.
4532 * config/rs6000/rs6000-protos.h
4533 (altivec_expand_overloaded_builtin): New prototype.
4534 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4535 targetm.resolve_overloaded_builtin here.
4536 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4538 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4539 Zdenek Dvorak <dvorakz@suse.cz>
4541 PR tree-optimization/19210
4542 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4544 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4545 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4546 rely on unproven assumptions.
4547 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4548 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4549 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4550 to number_of_iterations_exit.
4551 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4552 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4553 * tree-ssa-loop-niter.c (find_loop_niter,
4554 estimate_numbers_of_iterations_loop): Likewise.
4555 (number_of_iterations_exit): Honor the new options.
4556 * doc/invoke.texi (Wunsafe-loop-optimizations,
4557 funsafe-loop-optimizations): Document them.
4559 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4561 PR rtl-optimization/22167
4562 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4564 2005-07-20 Adam Nemet <anemet@lnxw.com>
4566 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4567 __do_global_dtors_aux longcall.
4569 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4571 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4572 (old_special_pred_table): Don't reference
4573 SPECIAL_MODE_PREDICATES.
4574 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4575 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4576 * config/sh/predicates.h: Don't mention
4577 SPECIAL_MODE_PREDICATES.
4578 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4581 2005-07-20 DJ Delorie <dj@redhat.com>
4583 * config.gcc: Add m32c-elf support.
4585 * doc/contrib.texi: Mention m32c.
4586 * doc/extend.texi: Document m32c extensions.
4587 * doc/install.texi: Mention m32c.
4588 * doc/invoke.texi: Document m32c options.
4589 * doc/md.texi: Document m32c constraints.
4591 * config/m32c/addsub.md: New file.
4592 * config/m32c/bitops.md: New file.
4593 * config/m32c/cond.md: New file.
4594 * config/m32c/jump.md: New file.
4595 * config/m32c/m32c-lib1.S: New file.
4596 * config/m32c/m32c-lib2.c: New file.
4597 * config/m32c/m32c-modes.def: New file.
4598 * config/m32c/m32c-pragma.c: New file.
4599 * config/m32c/m32c-protos.h: New file.
4600 * config/m32c/m32c.abi: New file.
4601 * config/m32c/m32c.c: New file.
4602 * config/m32c/m32c.h: New file.
4603 * config/m32c/m32c.md: New file.
4604 * config/m32c/m32c.opt: New file.
4605 * config/m32c/minmax.md: New file.
4606 * config/m32c/mov.md: New file.
4607 * config/m32c/muldiv.md: New file.
4608 * config/m32c/predicates.md: New file.
4609 * config/m32c/prologue.md: New file.
4610 * config/m32c/shift.md: New file.
4611 * config/m32c/t-m32c: New file.
4613 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4615 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4616 (stack_protect_set, stack_protect_test): New expanders.
4617 (stack_protect_set_si, stack_protect_set_si_media,
4618 stack_protect_set_di_media, stack_protect_test_si,
4619 stack_protect_test_si_media, stack_protect_test_di_media):
4622 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4624 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4626 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4628 * tree.h (tree_expr_nonzero_p): Export.
4629 * fold-const.c (tree_expr_nonzero_p): Likewise.
4630 Return true for CALL_EXPRs that are alloca calls.
4631 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4633 * tree-flow.h (expr_computes_nonzero): Remove.
4634 * tree-vrp.c (expr_computes_nonzero): Remove.
4635 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4636 (extract_range_from_unary_expr): Likewise.
4637 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4638 tree_expr_nonzero_p.
4640 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4642 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4643 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4644 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4645 All callers changed.
4646 (frame_related_constant_load): New arg "related" which controls
4647 setting of RTX_FRAME_RELATED_P. All callers changed.
4648 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4649 (bfin_expand_prologue): Add stack limit checking.
4650 * config/bfin/bfin.md (trapifcc): New pattern.
4652 * config/bfin/bfin.c: Include "langhooks.h".
4653 (def_builtin): Go through lang_hooks to call builtin_function.
4655 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4656 * config/bfin/predicates.md (symbol_ref_operand): New.
4657 (call_insn_operand): Delete. All callers changed to use
4658 register_no_elim_operand.
4659 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4661 (function_arg): Use it to generate the call's operand 2.
4662 (bfin_longcall_p): New function.
4663 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4664 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4665 determine if the address needs to be in a REG.
4666 (bfin_handle_longcall_attribute): New function.
4667 (bfin_attribute_table): Add "longcall" and "shortcall".
4668 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4669 (CUMULATIVE_ARGS): New member call_cookie.
4670 (PREDICATE_CODES): Add symbol_ref_operand.
4671 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4672 extra USE to the pattern.
4673 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4674 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4675 sibcall_value_insn; now the new patterns handle direct calls and the
4676 old ones indirect calls.
4677 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4679 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4681 * doc/trouble.texi: Update section on handling of empty loops.
4683 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4685 * config.gcc: Remove support for sparc-*-openbsd*,
4686 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4688 * config.host: Remove support for i860-*-sysv4* as a host.
4689 * config/i860/*, config/ip2k/*, config/ns32k/*,
4690 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4691 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4692 mention obsolete ports.
4694 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4696 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4698 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4699 of frame_pointer_rtx.
4700 (sh_expand_epilogue): Likewise.
4701 (sh_set_return_address): Likewise.
4702 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4703 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4704 offsets from FRAME_POINTER_REGNUM.
4705 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4706 (sh_register_names): Add initializer for sfp.
4707 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4708 (VALID_REGISTER_P): Likewise.
4709 (FIRST_PSEUDO_REGISTER): Update.
4710 (DWARF_FRAME_REGISTERS): Define.
4711 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4712 (HARD_FRAME_POINTER_REGNUM): Define.
4713 (FRAME_POINTER_REGNUM): Redefine.
4714 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4715 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4716 from FRAME_POINTER_REGNUM.
4717 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4718 FRAME_POINTER_REGNUM.
4719 (REG_CLASS_CONTENTS): Add sfp.
4720 (REG_ALLOC_ORDER): Likewise.
4721 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4722 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4723 of frame_pointer_rtx.
4724 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4726 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4728 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4729 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4730 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4732 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4735 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4737 Make CONSTRUCTOR use VEC to store initializers.
4738 * c-common.c (complete_array_type): Update to cope with VEC in
4740 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4741 (pp_c_constructor_elts): New function.
4742 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4743 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4744 struct constructor_stack, struct initializer_stack,
4745 constructor_elements, push_init_level, pop_init_level,
4746 add_pending_init, find_init_member, output_init_element): Update to
4747 cope with VEC in CONSTRUCTOR_ELTS.
4748 * coverage.c (build_fn_info_value, build_ctr_info_value,
4749 build_gcov_info): Likewise.
4750 * expr.c (categorize_ctor_elements_1, store_constructor,
4751 expand_expr_real_1): Likewise.
4752 * fold-const.c (fold_ternary): Likewise.
4753 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4754 gimplify_init_constructor, gimplify_expr): Likewise.
4755 * tree-dump.c (dequeue_and_dump): Likewise.
4756 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4758 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4760 * tree-sra.c (generate_element_init_1): Likewise.
4761 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4762 * tree-ssa-operands.c (get_expr_operands): Likewise.
4763 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4764 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4765 (get_initial_def_for_reduction): Likewise.
4766 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4767 value handle in annotations.
4768 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4769 tree_node_structure): Add support for constr_kind.
4770 (build_vector_from_ctor, build_constructor_single,
4771 build_constructor_from_list): New functions.
4772 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4773 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4774 Update to cope with VEC in CONSTRUCTOR_ELTS.
4775 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4776 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4777 CONSTRUCTOR_APPEND_ELT): New macros.
4778 (struct constructor_elt, struct tree_constructor): New data types.
4779 (union tree_node): Add tree_constructor field.
4780 * treestruct.def: Define TS_CONSTRUCTOR.
4781 * varasm.c (const_hash_1, compare_constant, copy_constant,
4782 compute_reloc_for_constant, output_addressed_constants,
4783 initializer_constant_valid_p, output_constant,
4784 array_size_for_constructor, output_constructor): Update to cope with
4785 VEC in CONSTRUCTOR_ELTS.
4786 * vec.h (VEC_empty, VEC_copy): New macros.
4788 2005-07-19 Devang Patel <dpatel@apple.com>
4790 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4792 2005-07-19 Richard Henderson <rth@redhat.com>
4795 * gimplify.c (gimplify_expr): Use main variant type for the temp
4796 destination for a discarded volatile read.
4797 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4798 casts between non-void types that change volatility.
4800 2005-07-15 DJ Delorie <dj@redhat.com>
4802 * toplev.h: Add comment about the first parameter for warning().
4803 * errors.h: Likewise.
4805 * c.opt (Wpragmas): New.
4806 * doc/invoke.texi: Document it.
4808 * function.c (do_warn_unused_parameter): Add warning control to
4810 * c-decl.c (warn_if_shadowing): Likewise.
4811 * c-lex.c (cb_def_pragma): Likewise.
4812 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4813 (pop_alignment): Likewise.
4814 (handle_pragma_pack): Likewise.
4815 (apply_pragma_weak): Likewise.
4816 (handle_pragma_weak): Likewise.
4817 (handle_pragma_redefine_extname): Likewise.
4818 (add_to_renaming_pragma_list): Likewise.
4819 (handle_pragma_extern_prefix): Likewise.
4820 (maybe_apply_renaming_pragma): Likewise.
4821 (handle_pragma_visibility): Likewise.
4823 * config/c4x/c4x-c.c (BAD): Likewise.
4824 (c4x_parse_pragma): Likewise.
4825 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4826 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4827 (rs6000_pragma_longcall): Likewise.
4828 * config/v850/v850-c.c (pop_data_area): Likewise.
4829 (ghs_pragma_section): Likewise.
4830 (ghs_pragma_section): Likewise.
4831 (ghs_pragma_interrupt): Likewise.
4832 (ghs_pragma_starttda): Likewise.
4833 (ghs_pragma_startsda): Likewise.
4834 (ghs_pragma_startzda): Likewise.
4835 (ghs_pragma_endtda): Likewise.
4836 (ghs_pragma_endsda): Likewise.
4837 (ghs_pragma_endzda): Likewise.
4839 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4840 Kenneth Zadeck <zadeck@naturalbridge.com>
4842 * Makefile.in: Removed tree-promote-statics.c
4843 * tree-promote-statics.c: Removed.
4844 * common.opt: Removed flag-promote-statics.
4846 * passes.c: Removed tree-promote-statics pass.
4847 * tree-pass.h: Ditto.
4848 * timevar.def: Removed TV_PROMOTE_STATICS.
4851 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4853 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4855 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4857 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4860 * c-common.c (check_function_arguments): Call
4861 'check_function_format' if either -Wformat or
4862 -Wmissing-format-attribute are specified.
4863 * c-format.c (check_function_format): Check -Wformat before
4864 calling 'check_format_info'.
4865 * c-opts.c (c_common_post_options): Don't warn for
4866 -Wmissing-format-attribute without -Wformat.
4867 * c-typeck.c (convert_for_assignment): Detect additional cases for
4868 -Wmissing-format-attribute.
4869 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4872 2005-07-19 Richard Guenther <rguenther@suse.de>
4874 * config/i386/i386.md (lrint<mode>2): Use temporary
4875 instead of clobbering non-existent memory.
4877 2005-07-19 Nick Clifton <nickc@redhat.com>
4879 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4880 statement to avoid displaying ASCII control characters.
4882 2005-07-19 Ben Elliston <bje@au.ibm.com>
4884 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4885 * cfganal.c (find_edge_index): Ditto.
4886 * combine.c (combine_instructions): Ditto.
4887 * ddg.c (create_scc): Ditto.
4888 (find_successors): Ditto.
4889 (find_predecessors): Ditto.
4890 (find_nodes_on_paths): Ditto.
4891 (longest_simple_path): Ditto.
4892 * flow.c (update_life_info): Ditto.
4893 (count_or_remove_death_notes): Ditto.
4894 (clear_log_links): Ditto.
4895 * modulo-sched.c (generate_reg_moves): Ditto.
4896 (find_max_asap): Ditto.
4897 (find_max_hv_min_mob): Ditto.
4898 (find_max_dv_min_mob): Ditto.
4899 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4900 * sched-rgn.c (extract_edgelst): Ditto.
4901 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4902 (dump_update_ssa): Ditto.
4903 (ssa_names_to_replace) Ditto.
4904 (switch_virtuals_to_full_rewrite): Ditto.
4905 (update_ssa): Ditto.
4906 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4908 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4910 Fix PR tree-optimization/22483
4912 * tree-complex.c (create_components): Use
4913 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4914 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4915 * tree-flow.h (safe_referenced_var_iterator): New structure.
4916 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4917 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4918 safe_referenced_var iterator.
4919 (add_type_alias): Ditto.
4921 2005-07-19 Steven Bosscher <stevenb@suse.de>
4923 * loop-init.c (rest_of_handle_loop2): Remove.
4924 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4925 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4926 (pass_rtl_loop_init, pass_rtl_loop_done,
4927 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4928 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4929 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4930 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4931 pass_tree_loop_done, and pass_tree_unswitch.
4932 (gate_loop): Rename to gate_tree_loop.
4933 * passes.c (init_optimization_passes): Update for renamed tree
4934 loop passes. Add the new loop2 passes as subpasses of loop2.
4935 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4936 Update for the renamed tree loop passes.
4938 2005-07-18 Ian Lance Taylor <ian@airs.com>
4941 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4942 blocks when optimizing.
4944 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4946 * common.opt (frename-registers): Initialize to 2.
4948 (fgcse-after-reload): Ditto.
4949 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4950 (process_options): Only change flag_web, flag_rename_registers,
4951 and flag_rerun_cse_after_loop if not explicitly set by user.
4953 2005-07-18 Jan Beulich <jbeulich@novell.com>
4955 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4956 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4957 in 64-bit mode the same as DImode in 32-bit mode.
4958 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4959 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4960 mode. Add new mode parameter.
4961 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4962 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4963 x86_64_shift_adj): New expanders.
4964 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4965 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4967 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4968 DImode shift splitters.
4969 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4970 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4973 2005-07-18 Jan Beulich <jbeulich@novell.com>
4975 * i386.md (movdi_extzv_1): New.
4976 (zero_extendhidi2): Combine alternatives and never force use of
4978 (zero_extendqidi2): Likewise. Don't restrict input selection.
4980 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4982 Fix PR tree-optimization/22531
4983 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4986 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4988 * tree-promote-statics.c (pass_promote_statics): Change dump file
4991 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4993 * tree-optimize.c (init_tree_optimization_passes): Add
4994 pass_eliminate_useless_stores pass.
4995 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4996 * tree-ssa-pre.c (is_copy_stmt): New function.
4997 (follow_copies_till_vuse): Ditto.
4998 (do_eustores): Ditto.
4999 (gate_eustores): Ditto.
5001 2005-07-16 Richard Henderson <rth@redhat.com>
5003 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5005 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5006 Kenneth Zadeck <zadeck@naturalbridge.com>
5008 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5009 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5010 ipa-type-escape.h, tree-promote-statics.c
5011 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5012 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5013 tree-promote-statics.c: new files.
5014 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5015 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5016 int nonlocal_set_p, mark_constant_function): Deleted.
5017 (rest_of_handle_cfg): Removed call to mark_constant_function.
5018 (nonoverlapping_component_refs_p): Added calls to support
5019 type based aliasing.
5020 * tree-ssa-alias.c (may_alias_p,
5021 compute_flow_insensitive_aliasing): Ditto.
5022 * calls.c (flags_from_decl_or_type): Removed reference to
5024 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5025 too many arguments. This is necessary for Spec 2000.
5026 * cgraph.h (const_function, pure_function): Removed.
5027 * common.opt: Added "fipa-pure-const", "fipa-reference",
5028 "fipa-type-escape", and "ftree-promote-static".
5030 * passes.c: Added ipa and tree-promote-statics passes.
5031 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5032 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5033 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5034 * tree-flow.h: Added exposed sra calls and addition of
5035 reference_vars_info field for FUNCTION_DECLS.
5036 * tree-pass.h: Added passes.
5037 * tree-sra.c: (sra_init_cache): New function.
5038 (sra_insert_before, sra_insert_after) Made public.
5039 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5041 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5042 aliasing. (may_alias_p): Added code to use type escape analysis to
5044 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5045 code to prune clobbers of static variables based on information
5046 produced in ipa-reference pass. Changed call clobbering so that
5047 statics are not marked as clobbered if the call does not clobber
5050 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5052 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5055 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5057 * doc/install.texi (*-*-solaris2*): Document recommended version
5058 of GNU binutils and mention GNU linker problem on Solaris 10.
5060 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5063 * c-decl.c (c_build_bitfield_integer_type): New function.
5064 (finish_struct): Call it.
5065 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5067 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5069 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5072 2005-07-16 Jan Hubicka <jh@suse.cz>
5074 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5075 (scale_bbs_frequencies_int): Watch roundoff errors.
5076 * predict.c (return_prediction): Initialize return_stmt.
5078 2005-07-16 Jan Hubicka <jh@suse.cz>
5080 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5081 after RTL profiling.
5083 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5086 * fold-const.c (build_range_check): Convert high/low to etype
5087 if we are only comparing against exp.
5089 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5091 Fix PR tree-optimization/22376
5092 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5094 (need_to_solve): New function.
5095 (compute_points_to_sets): Use it.
5097 2005-07-15 Jan Hubicka <jh@suse.cz>
5099 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5100 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5102 2005-07-15 Richard Guenther <rguenther@suse.de>
5104 * c-common.c (handle_flatten_attribute): New function.
5105 Add flatten function attribute.
5106 * doc/extend.texi: Document flatten function attribute.
5107 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5108 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5110 (cgraph_decide_inlining): Handle functions with flatten
5113 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5115 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5116 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5117 UNSPEC_XCHG, UNSPEC_AND): New.
5118 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5119 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5120 * config/rs6000/sync.md (FETCHOP): New code macro.
5121 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
5123 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
5124 (sync_compare_and_swap<mode>): Same.
5125 (sync_lock_test_and_set<mode>): Same.
5126 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
5127 for QImode and HImode, and not PPC405.
5128 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
5129 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
5130 (sync_<fetchop>{si,di}_internal): New.
5131 (sync_nand{si,di}_internal): New.
5132 (sync_old_<fetchop>{si,di}_internal): New.
5133 (sync_old_nand{si,di}_internal): New
5134 (sync_new_<fetchop>{si,di}_internal): New.
5135 (sync_new_nand{si,di}_internal): New.
5136 (atomic_and{si,di}): New.
5137 (sync_new_nand{si,di}_internal): New.
5138 (atomic_and{si,di}): New.
5139 (sync_add<mode>_internal): Delete.
5140 (sync_addshort_internal): Use unspec instead of unspec_volatile.
5141 (sync_sub<mode>_internal): Delte.
5142 (sync_subshort_internal): New.
5143 (sync_andsi_internal): Use unspec instead of unspec_volatile.
5144 (sync_anddi_internal): Delete.
5145 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
5146 (sync_booldi_internal): Delete.
5147 (sync_boolc<mode>_internal): Delete.
5148 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
5149 (sync_boolc<mode>_internal2): Delete.
5150 (sync_boolcc<mode>_internal): Delete.
5151 (isync, lwsync): Use unspec instead of unspec_volatile.
5152 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
5153 Revert UNSPEC_VOLATILE.
5154 (rs6000_split_atomic_op): New.
5155 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
5157 2005-07-14 Eric Christopher <echristo@redhat.com>
5159 * config/mips/mips.c (mips_canonicalize_comparison): Cast
5160 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
5162 2005-07-14 Eric Christopher <echristo@redhat.com>
5164 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
5166 2005-07-14 Steven Bosscher <stevenb@suse.de>
5168 PR tree-optimization/22230
5169 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
5170 the computation of the four cross productions for "range op range".
5172 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
5173 Ulrich Weigand <uweigand@de.ibm.com>
5176 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
5179 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
5181 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
5183 2005-07-14 Steve Ellcey <sje@cup.hp.com>
5185 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
5187 2005-07-14 Richard Guenther <rguenther@suse.de>
5190 * config/i386/i386-protos.h (ix86_function_value): Change
5191 prototype to match new target hook.
5192 * config/i386/i386.c (ix86_value_regno): Change prototype
5193 to take extra type argument.
5194 (TARGET_FUNCTION_VALUE): Define.
5195 (ix86_function_ok_for_sibcall): Pass extra argument to
5196 ix86_value_regno, check return slot rtx for exact match.
5197 (ix86_function_value): Take extra parameter. Dispatch to
5198 ix86_value_regno with fndecl/fntype as provided.
5199 (ix86_value_regno): Handle extra type argument.
5200 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
5202 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
5203 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
5204 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
5205 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
5206 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
5208 2005-07-14 Richard Guenther <rguenther@suse.de>
5210 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
5211 * calls.c (expand_call): Pass fntype to hard_function_value.
5212 (emit_library_call_value_1): Likewise.
5213 * explow.c: Include target.h.
5214 (hard_function_value): Take extra argument, the fntype.
5215 Use new target hook for function_value.
5216 * expr.h (hard_function_value): Change prototype.
5217 * function.c (aggregate_value_p): Pass 0 as fntype to
5218 hard_function_value.
5219 (assign_parms): Use new target hook for function_value.
5220 Pass 0 as fntype to hard_function_value.
5221 (expand_function_end): Likewise.
5222 * reg-stack.c: Include target.h.
5223 (stack_result): Use new target hook for function_value.
5224 * target-def.h: New target hook function_value.
5225 * target.h: Likewise.
5226 * targhooks.c (default_function_value): New function.
5227 * targhooks.h (default_function_value): Declare.
5229 2005-07-13 Ian Lance Taylor <ian@airs.com>
5231 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5233 2005-07-14 Jan Hubicka <jh@suse.cz>
5235 * tree-dfa.c (dump_variable): Use default_def function.
5236 * tree-ssa-alias.c (dump_points_to_info): Likewise.
5237 * tree-ssa.c (verify_use): Likewise.
5238 * tree-ssanames.c (release_ssa_name): Likewise.
5239 * tree-tailcall.c (eliminate_tail_call): Likewise.
5240 (tree_optimize_tail_calls_1): Likewise.
5241 * tree-vrp.c (get_value_range): Likewise.
5243 2005-07-14 Ben Elliston <bje@au.ibm.com>
5245 * gcc.c (main): Compare language[0] with '*' when iterating over
5248 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5250 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
5251 "s390_emit_compare". Add handling of CCZ1mode.
5252 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
5253 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
5255 (s390_branch_condition_mask): Add CCZ1mode handling.
5256 * config/s390/s390.md: ("seq", "*seq"): New pattern.
5257 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
5258 Use CCZ1mode instead of CCZmode.
5259 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
5261 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
5263 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
5265 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
5267 2005-07-13 Eric Christopher <echristo@redhat.com>
5269 * config/mips/mips.c (mips_canonicalize_comparison): New.
5270 (mips_emit_int_relational): Use.
5272 2005-07-13 Eric Christopher <echristo@redhat.com>
5274 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5276 * config/s390/s390.md: Include tpf.md. Move tpf specific
5278 * config/s390/tpf.md: To here.
5279 * config/s390/s390.opt: Move tpf specific options...
5280 * config/s390/tpf.opt: to here. Add mmain option.
5281 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5282 * config/s390/tpf.h: Rewrite.
5284 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5286 * doc/tm.texi: Remove @xref{Cross-profiling}.
5288 2005-07-13 Jeff Law <law@redhat.com>
5290 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
5291 expressions, test their _DECL operands for pointer equality rather
5292 than using operand_equal_p.
5294 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
5296 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
5297 (TARGET_POSIX_IO): This.
5298 * config/darwin.h: Likewise.
5299 * config/freebsd.h: Likewise.
5300 * config/linux.h: Likewise.
5301 * config/lynx.h: Likewise.
5302 * config/netbsd.h: Likewise.
5303 * config/rs6000/linux64.h: Likewise.
5304 * config/rs6000/linux.h: Likewise.
5305 * config/s390/tpf.h: Likewise.
5306 * config/sh/embed-elf.h: Likewise.
5307 * config/sparc/linux64.h: Likewise.
5308 * config/sparc/linux.h: Likewise.
5309 * config/svr4.h: Likewise.
5310 * gcov-io.h: Likewise.
5312 * doc/tm.texi: Updated.
5314 * libgcov.c (create_file_directory): Defined only if
5315 TARGET_POSIX_IO is defined.
5316 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
5319 2005-07-13 Jan Hubicka <jh@suse.cz>
5321 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
5323 2005-07-13 David Edelsohn <edelsohn@gnu.org>
5325 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
5326 structure as argument.
5328 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
5330 PR tree-optimization/21921
5331 * tree-iterator.c (tsi_link_before): Support the case when
5332 tsi_end_p (tsi) == true.
5334 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5336 PR tree-optimization/22442
5337 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
5340 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5342 PR rtl-optimization/20376
5343 * toplev.c (process_options): Enable -fweb and -frename-registers when
5345 * doc/invoke.texi: Update the information about when -fweb and
5346 -frename-registers are enabled.
5348 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5351 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
5352 if *rhs_p is not a SSA_NAME.
5354 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
5356 Fix PR tree-optimization/22422
5357 * tree-ssa-structalias.c (struct variable_info): Add flag for
5359 (get_varinfo): Now a static function.
5360 (new_varinfo): init has_union and is_special_var to false.
5361 (solution_set_add): Check has_union.
5362 (do_da_constraint): Move temporary variable so it gets reset
5364 Also check for special variable.
5365 (do_ds_constraint): Ditto.
5366 (do_sd_constraint): Ditto.
5367 (do_structure_copy): Check for special variable.
5368 (find_func_aliases): Ditto.
5369 (init_base_vars): Set special vars properly.
5371 2005-07-13 Jan Hubicka <jh@suse.cz>
5373 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5376 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5377 (get_expr_operands): Fix thinko wrt flags and subvars.
5379 PR tree-optimize/22379
5380 * tree-inline.c (expand_call_inline): Do not output sorry in early
5383 2005-07-12 Dale Johannesen <dalej@apple.com>
5385 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
5387 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5390 * host-linux.h: Include limits.h.
5392 2005-07-12 Dale Johannesen <dalej@apple.com>
5394 * expr.c (compress_float_constant): Add cost check.
5395 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5397 2005-07-12 Dale Johannesen <dalej@apple.com>
5399 * gcc.target/i386/compress-float-sse.c: New.
5400 * gcc.target/i386/compress-float-sse-pic.c: New.
5401 * gcc.target/i386/compress-float-387.c: New.
5402 * gcc.target/i386/compress-float-387-pic.c: New.
5403 * gcc.dg/compress-float-ppc.c: New.
5404 * gcc.dg/compress-float-ppc-pic.c: New.
5406 2005-07-12 Eric Christopher <echristo@redhat.com>
5408 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5410 * config/s390/s390.md: Include tpf.md. Move tpf specific
5412 * config/s390/tpf.md: To here.
5413 * config/s390/s390.opt: Move tpf specific options...
5414 * config/s390/tpf.opt: to here. Add mmain option.
5415 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5416 * config/s390/tpf.h: Rewrite.
5418 2005-07-12 Eric Christopher <echristo@redhat.com>
5420 * gcc.c (struct infile): Update comment for language.
5421 (main): Rewrite input file resetting code.
5423 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5426 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5427 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5428 (lookup_avail_expr): Use constant_boolean_node instead
5429 of boolean_false_node/boolean_true_node.
5431 2005-07-12 Ben Elliston <bje@au.ibm.com>
5433 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5434 and use it when printing num_edges.
5436 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5438 * doc/extend.texi (Blackfin Built-in Functions): New section.
5439 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5442 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5444 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5445 s/cmpstrsi/cmpstrnsi
5446 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5448 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5449 (init_optabs): Initialize cmpstrn_optab.
5450 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5451 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5452 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5453 * config/i386/i386.md: s/cmpstr/cmpstrn
5454 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5455 * doc/md.texi: Update documentation.
5457 2005-07-11 Richard Henderson <rth@redhat.com>
5459 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5460 build_va_arg_indirect_ref.
5461 (alpha_gimplify_va_arg): Likewise.
5462 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5463 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5464 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5465 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5466 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5467 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5469 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5471 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5473 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5474 * passes.c (init_optimization_passes): Add pass_empty_loop.
5475 * tree-pass.h (pass_empty_loop): Declare.
5476 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5477 try_remove_empty_loop, remove_empty_loops): New functions.
5478 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5479 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5481 2005-07-12 Peter Barada <peter@the-baradas.com>
5485 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5486 in address registers.
5487 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5488 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5489 alternative of addsi3_5200.
5491 2005-07-11 Ian Lance Taylor <ian@airs.com>
5493 * config/mips/mips.md (ffs<mode>2): Remove.
5495 2005-07-11 Ian Lance Taylor <ian@airs.com>
5497 * doc/tree-ssa.texi (Cleanups): Improve description of
5499 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5501 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5503 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5504 * tree.h (DECL_ARGUMENT_FLD): New macro.
5506 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5508 Fix PR tree-optimization/22404
5510 * tree-ssa-structalias.c (create_variable_info_for): Use
5513 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5515 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5516 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5517 for second comparison operand.
5518 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5520 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5521 (define_insn_reservation "alu"): Likewise.
5522 (csync, ssync): Now of type sync.
5523 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5524 -mcsync-anomaly -mspecld-anomaly.
5525 * config/bfin/bfin.opt (mcsync): Remove.
5526 (mcsync-anomaly, mspecld-anomaly): Add.
5527 * config/bfin/bfin.c: Include "insn-codes.h".
5528 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5529 (TARGET_DEFAULT_TARGET_FLAGS): New.
5530 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5532 2005-07-11 Steven Bosscher <stevenb@suse.de>
5534 * basic-block.h: Give the BB flags enum a name, bb_flags.
5535 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5536 * cfgcleanup.c (enum bb_flags): Remove here.
5537 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5538 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5539 (update_forwarder_flag): Likewise.
5540 (thread_jump): Likewise.
5541 (try_forward_edges): Likewise.
5542 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5543 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5544 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5546 2005-07-11 Richard Guenther <rguenther@suse.de>
5548 * config/i386/i386.opt: New target option -msseregparm.
5549 * config/i386/i386.c (override_options): Error out for
5550 -msseregparm but no SSE support.
5551 (ix86_function_sseregparm): Check for global sseregparm.
5552 * doc/invoke.texi: Document -msseregparm.
5554 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5556 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5557 (m32rle-*-linux*): Ditto.
5559 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5561 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5562 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5565 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5569 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5570 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5572 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5574 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5575 (varmap): Heapify varmap.
5576 (constraints): Heapify constraints.
5577 (struct constraint_graph): Heapify succs and preds.
5578 (constraint_vec_find): Update for heapification.
5579 (constraint_set_union): Ditto.
5580 (insert_into_complex): Ditto.
5581 (constraint_edge_vec_find): Ditto.
5582 (erase_graph_self_edge): Ditto.
5583 (add_graph_edge): Ditto.
5584 (get_graph_weights): Ditto.
5585 (merge_graph_nodes): Ditto.
5586 (build_constraint_graph): Ditto.
5587 (topo_visit): Ditto.
5588 (solve_graph): Ditto.
5589 (create_variable_info_for): Ditto.
5590 (init_base_vars): Ditto.
5591 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5592 (condese_varmap_nodes): Free complex vector.
5593 (clear_edges_for_node): Clear succs and preds vector.
5595 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5597 * tree-ssa-structalias.c (update_alias_info): Change counting of
5598 references to not include vdefs.
5600 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5602 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5605 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5607 * pa.c (pa_commutative_p): Make PLUS commutative when
5608 TARGET_NO_SPACE_REGS is true.
5610 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5612 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5613 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5614 * tree-dfa.c (dump_subvars_for): New.
5615 (debug_subvars_for): New.
5616 (dump_variable): Show subvariables if VAR has them.
5617 * tree-flow-inline.h (get_subvar_at): New.
5618 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5619 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5621 (struct subvar): Change fields offset and size to unsigned
5623 (dump_subvars_for): Declare.
5624 (debug_subvars_for): Declare.
5625 (get_subvar_at): Declare.
5626 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5627 to unsigned HOST_WIDE_INT *.
5628 (overlap_subvar): Likewise.
5629 * tree-gimple.c (is_gimple_reg): Always return false for
5630 SFTs and memory tags.
5631 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5633 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5634 (compute_may_aliases): Call compute_points_to_sets.
5635 (collect_points_to_info_for): Remove.
5636 (compute_points_to_and_addr_escape): Remove.
5637 (delete_alias_info): Call delete_points_to_sets.
5638 (compute_flow_sensitive_aliasing): If the call to
5639 find_what_p_points_to returns false, call set_pt_anything.
5640 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5641 (set_pt_anything): Clear pi->pt_vars.
5642 (set_pt_malloc): Remove.
5643 (merge_pointed_to_info): Remove.
5644 (add_pointed_to_expr): Remove.
5645 (add_pointed_to_var): Remove.
5646 (collect_points_to_info_r): Remove.
5647 (is_escape_site): Make extern.
5649 (create_overlap_variables_for): Call it.
5650 * tree-ssa-copy.c (merge_alias_info): Never merge
5651 flow-sensitive alias information.
5652 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5653 offset and size to be unsigned HOST_WIDE_INT.
5654 (add_to_addressable_set): Rename from note_addressable.
5655 Set TREE_ADDRESSABLE as the variables are added to the set.
5657 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5658 operands into VUSEs when adding V_MAY_DEFs for members in an
5660 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5661 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5662 (struct variable_info): Add bitfield is_heap_var.
5663 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5664 (new_var_info): Initialize is_heap_var.
5665 (get_constraint_for): Add HEAP variables to the symbol table.
5666 Mark them with is_heap_var.
5667 (update_alias_info): New. Taken mostly from the old
5668 compute_points_to_and_addr_escape.
5669 (handle_ptr_arith): New.
5670 (find_func_aliases): Call update_alias_info.
5671 Call handle_ptr_info for tcc_binary expressions.
5672 Call mark_stmt_modified.
5673 (create_variable_info_for): If DECL has subvars, do not create
5674 variables for its subvars. Always add all the fields.
5675 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5676 SFTs, then add all the SFTs of the structure.
5677 If VI->DECL is an aggregate with subvariables, add the SFT at
5679 (find_what_p_points_to): If VI is an artificial variable,
5680 translate to bitfields in SSA_NAME_PTR_INFO.
5681 If the solution is empty, set pi->pt_vars to NULL
5682 (init_base_vars): Create ANYOFFSET.
5683 (compute_points_to_sets): Rename from create_alias_vars.
5685 (pass_build_pta): Remove.
5686 (delete_points_to_sets): Rename from delete_alias_vars.
5687 (pass_del_pta): Remove.
5688 * tree-ssa-structalias.h (struct alias_info): Move from
5690 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5691 NUM_REFERENCES_SET): Likewise.
5692 (compute_points_to_sets, delete_points_to_sets): Declare.
5694 2005-07-09 Richard Henderson <rth@redhat.com>
5696 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5697 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5698 alpha_split_lock_test_and_set_12): New functions.
5699 * config/alpha/alpha-protos.h: Update.
5700 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5701 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5702 * config/alpha/sync.md (I12MODE): New.
5703 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5704 (sync_<fetchop_name><I48MODE>): Likewise.
5705 (sync_nand<I48MODE>): Likewise.
5706 (sync_old_<fetchop_name><I48MODE>): Likewise.
5707 (sync_new_<fetchop_name><I48MODE>): Likewise.
5708 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5709 (sync_compare_and_swap<I48MODE>): Likewise.
5710 (sync_lock_test_and_set<I48MODE>): Likewise.
5711 (sync_compare_and_swap<I12MODE>): New.
5712 (sync_compare_and_swap<I12MODE>_1): New.
5713 (sync_lock_test_and_set<I12MODE>): New.
5714 (sync_lock_test_and_set<I12MODE>_1): New.
5716 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5720 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5722 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5724 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5725 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5727 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5730 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5732 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5734 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5735 memory_operand constraint.
5736 (store_conditional_<mode>): Same.
5737 (sync_compare_and_swap<mode>): Same.
5738 (sync_lock_test_and_set<mode>): Same.
5740 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5742 Rewrite PIC support to more closely model actual instructions.
5743 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5744 (cris_symbol): Remove prototypes for removed functions.
5745 (cris_pic_symbol_type_of, cris_valid_pic_const)
5746 (cris_expand_pic_call_address): Prototypes for new functions.
5747 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5749 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5751 <case ':'>: Add case for new punctuation character.
5752 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5753 emitting (extra) PIC modifier.
5754 <case UNSPEC>: Do not assert for PLT.
5755 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5756 (cris_expand_prologue, cris_expand_epilogue): Check
5757 for pic_offset_table_rtx usage instead of taking
5758 current_function_uses_pic_offset_table as the final word.
5759 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5760 Remove flag_pic difference.
5761 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5762 the moral equivalents of...
5763 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5765 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5766 (cris_handle_option): Mark ARG as unused.
5767 (cris_expand_pic_call_address): New worker function for "call",
5769 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5770 output PIC constructs here.
5771 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5772 as symbol-specific modifers, not whole or part of operands.
5773 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5774 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5775 constants and flag_pic.
5776 (CONSTANT_INDEX_P): Adjust for new functions.
5777 (enum cris_pic_symbol_type): New helper type.
5778 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5779 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5780 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5782 ("movsi"): Emit actual instructions for GOT and relative access.
5783 ("*movsi_got_load"): New pattern to set up the register holding
5785 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5786 Adjust FIXME for 'S'.
5787 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5788 Use "movs" for -fpic cases.
5789 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5790 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5791 ("call", "call_value"): Just call cris_expand_pic_call_address for
5793 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5794 Remove special pattern.
5795 ("*expanded_call_side", "*expanded_call_value_side"): New
5797 (gotplt-to-plt, gotplt-to-plt-side-call)
5798 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5800 * config/cris/cris/predicates.md
5801 ("cris_general_operand_or_gotless_symbol"): Remove unused
5803 ("cris_general_operand_or_symbol"): Adjust for new functions.
5805 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5807 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5809 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5811 * Makefile.in (TREE_H): Add treestruct.def.
5812 (c-decl.o): Add pointer-set.h
5813 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5814 visibility on regular DECL's.
5815 (merge_decls): Fix the copying of decl nodes of various types for
5816 the new structures. Don't update RTL, section name, weak status,
5817 etc, on DECL's without RTL.
5818 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5819 Don't check volatile on non-variable types.
5820 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5821 to check whether we have seen arguments.
5822 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5823 flag is checked before field (flag is common, field is not).
5824 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5825 TS_DECL_COMMON could have an origin.
5826 (add_location_or_const_value_attribute): Don't check section name
5827 on non-var/function decls.
5828 (dwarf2out_var_location): Reverse order of tests.
5829 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5830 with DECL_WRTL_CHECK.
5831 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5832 * fold-const.c (fold_binary): Don't check weakness on
5833 non-var/function decls.
5834 (tree_expr_nonzero_p): Ditto.
5835 (fold_checksum_tree): Use tree_decl_extra as sizeof
5837 * ggc-page.c (extra_order_size_table): Add sizes for
5838 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5840 * gimplify.c (gimplify_bind_expr): Only set
5841 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5842 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5844 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5845 * langhooks.h (init_ts). New langhook.
5846 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5847 * print-tree.c (print_node): Update to only print fields that
5848 exist in the structures the passed decl has.
5849 * toplev.c (wrapup_global_declarations): Don't reset
5850 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5851 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5852 * tree-inline.c (remap_decl): Ditto.
5853 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5854 * tree-pretty-print.c (print_declaration): Don't print
5855 DECL_REGISTER on things that don't contain it.
5856 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5857 non-var/function decls.
5858 * tree.c (tree_contains_struct): New structure.
5859 (init_priority_for_decl): New hashtable.
5860 (tree_int_map): New structure.
5861 (tree_int_map_eq): New function.
5862 (tree_int_map_marked_p): Ditto.
5863 (tree_int_map_hash): Ditto.
5864 (tree_map): Move to tree.h.
5865 (tree_map_eq): Externalize.
5866 (tree_map_hash): Ditto.
5867 (tree_map_marked_p): Ditto.
5868 (init_ttree): Set up tree_contains_struct and call langhook.
5869 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5870 (tree_code_size): Update for new structures.
5871 (tree_node_structure): Update for new structures.
5872 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5874 (copy_node_stat): Copy init priority.
5875 (build_decl_stat): Ditto for visibility.
5876 (ts_enum_names): New.
5877 (tree_contains_struct_check_failed): New function.
5878 (decl_init_priority_lookup): Ditto.
5879 (decl_init_priority_insert): Ditto.
5880 * treestruct.def: New file.
5881 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5882 (CONTAINS_STRUCT_CHECK): Ditto.
5883 (tree_contains_struct_check_failed): New prototype.
5884 (DECL_CHECK): Removed.
5885 (DECL_MINIMAL_CHECK): New.
5886 (DECL_COMMON_CHECK): Ditto.
5887 (DECL_WRTL_CHECK): Ditto.
5888 (DECL_NON_COMMON_CHECK): Ditto.
5889 (DECL_WITH_VIS_CHECK): Ditto.
5890 (VAR_OR_FUNCTION_DECL_P): Ditto
5891 (struct tree_decl_minimal): New structure.
5892 (struct tree_decl_common): Ditto.
5893 (struct tree_decl_with_rtl): Ditto.
5894 (struct tree_decl_with_vis): Ditto.
5895 (struct tree_decl_non_common): Ditto.
5896 (struct tree_field_decl): Ditto.
5897 (struct tree_parm_decl): Ditto.
5898 (struct tree_var_decl): Ditto.
5899 (struct tree_function_decl): Ditto.
5900 (struct tree_const_decl): Ditto.
5901 (struct tree_result_decl): Ditto.
5902 (union tree_node): Add new structures.
5903 * var-tracking.c (track_expr_p): Reverse order of tests.
5905 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5907 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5909 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5910 * system.h: Poison FINALIZE_PIC.
5911 * doc/tm.texi (FINALIZE_PIC): Remove.
5913 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5916 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5917 to the correct type if we have a MODIFY_EXPR.
5919 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5921 PR tree-optimization/22360
5922 * tree.c (upper_bound_in_type): Fix calculations for casting
5923 to a non-wider signed type and casting a signed value to a
5924 wider unsigned type.
5925 (lower_bound_in_type): Fix calculations for casting to a
5926 non-wider signed type.
5928 PR tree-optimization/20139
5929 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5931 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5932 fold_cond_expr_cond.
5933 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5934 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5936 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5939 * tree-complex.c (expand_complex_libcall): Produce
5940 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5942 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5944 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5945 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5946 b" assert and inserted fastpath code for this case.
5947 (bitmap_ior): Removed "a != b" assert.
5949 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5951 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5952 (ENDFILE_SPEC): Likewise.
5953 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5955 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5956 a large stack frame at epilogue.
5958 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5960 * final.c: Include sdbout.h when required.
5962 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5964 * config.gcc (*-*-darwin*): Only one target-specific header file
5966 (powerpc-*-darwin*): Add version-specific header files.
5967 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5968 * config.in: Regenerate.
5969 * configure: Regenerate.
5970 * gcc.c: Include xregex.h.
5971 (version_compare_spec_function): New.
5972 (spec_function): Add version-compare.
5973 (replace_outfile_spec_function): Reformat comment.
5974 (compare_version_strings): New.
5975 * config/darwin-c.c (version_as_macro): New.
5976 (builtin_define): New.
5977 (darwin_cpp_builtins): New.
5978 * config/darwin-protos.h (darwin_cpp_builtins): New.
5979 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5980 (LIB_SPEC): Make unconditional, update comment.
5981 (TARGET_C99_FUNCTIONS): Define.
5982 * config/darwin.opt: Sort.
5983 (mmacosx-version-min=): New.
5984 * config/darwin7.h: Delete.
5985 * config/darwin8.h: Delete.
5986 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5987 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5988 (TARGET_C99_FUNCTIONS): Define.
5989 * config/rs6000/darwin7.h: New.
5990 * config/rs6000/darwin8.h: New.
5991 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5992 (-mmacosx-version-min): Document.
5994 2005-07-07 Ian Lance Taylor <ian@airs.com>
5996 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5998 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6001 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6003 2005-07-07 Khem Raj <kraj@mvista.com>
6005 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6006 in bytes, not words.
6008 2005-07-07 Paul Brook <paul@codesourcery.com>
6010 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6011 DEFAULT_FUNCTION_ARG_PADDING to upward.
6013 2005-07-07 Richard Henderson <rth@redhat.com>
6015 * function.c (locate_and_pad_parm): Record parameter alignment in
6016 stack_alignment_needed.
6018 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6020 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6021 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6022 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6023 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6024 (define_attr "type"): Add isync, sync, load_l, store_c.
6025 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6026 Create scratch volatile MEM.
6027 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6029 (load_locked_<mode>): New.
6030 (store_conditional_<mode>): New.
6031 (sync_compare_and_swap<mode>): Replace with splitter.
6032 (sync_lock_test_and_set<mode>): Replace with splitter.
6033 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6035 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6036 is ics. Attribute isync.
6037 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6039 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6040 and UNSPECV_SYNC_OP.
6041 (emit_unlikely_jump): New.
6042 (emit_load_locked): New.
6043 (emit_store_conditional): New.
6044 (rs6000_split_compare_and_swap): New.
6045 (rs6000_split_lock_test_and_set): New.
6046 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6047 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6048 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6049 rs6000_split_lock_test_and_set): Declare.
6050 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6051 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6052 store_c, isync, sync.
6054 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6056 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6057 filenames to gtyp-gen.h.
6058 (s-typ-gen): Use it in place of for loops.
6060 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6062 * hooks.c (hook_bool_rtx_int_false): New function.
6063 * hooks.h (hook_bool_rtx_int_false): Declare.
6064 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6065 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6066 * target.h (struct gcc_target): Add commutative_p member.
6067 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6068 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6069 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6070 (pa_commutative_p): New function.
6071 * jump.c (target.h): Include.
6072 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6073 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6075 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6077 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6078 (s390_expand_setmem): New.
6079 * config/s390/s390.c: Likewise.
6080 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6082 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6083 general_operand. Call new function "s390_expand_setmem".
6084 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6085 ("setmem_long", "*setmem_long"): ... this.
6087 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6089 * config/s390/s390.c: (optimization_options): Enable
6090 TARGET_MVCLE at -Os.
6091 * doc/invoke.texi: Document changes in default behaviour.
6092 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6094 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6096 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6097 defined by back-end.
6099 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6101 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6102 all sets in the pattern.
6103 * config/rs6000/rs6000.md (stack_protect_testsi,
6104 stack_protect_testdi): Likewise.
6106 2005-07-06 Jeff Law <law@redhat.com>
6108 * tree-vrp.c (simplify_using_ranges): Kill.
6109 (vrp_finalize): Remove call to simplify_using_ranges.
6110 (simplify_stmt_using_ranges): New function extracted from
6111 simplify_using_ranges.
6112 (simplify_div_or_mod_using_ranges): Likewise.
6113 (simplify_abs_using_ranges): Likewise.
6114 (simplify_cond_using_ranges): New function.
6115 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6116 * tree-ssa-propagate.c (substitute_and_fold): Call
6117 simplify_stmt_using_ranges if we have range information.
6119 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6121 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6122 ia64_flag_schedule_isns2.
6124 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
6125 reading/writing general registers.
6126 (ia64_function_arg): Revert 2005-06-18 change.
6128 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6130 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
6131 (legitimize_tls_address): Use gcc_unreachable instead of abort.
6133 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
6135 * function.c (expand_function_end): Revert part of 2005-06-27
6136 patch. Do sjlj_emit_function_exit_after after return_label.
6138 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6140 * doc/install.texi (--disable-libssp): New.
6142 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
6144 * doc/invoke.texi: Update -fforce-mem documentation.
6145 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
6146 code for -fforce-mem.
6147 * expmed.c: (store_bit_field,store_fixed_bit_field,
6148 extract_bit_field): Ditto.
6149 * expr.c: (convert_move): Ditto.
6150 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
6151 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
6152 emit_conditional_add,expand_float,expand_fix): Ditto.
6153 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
6154 (common_handle_option): Issue warning when -fforce-mem specified.
6156 2005-07-06 Paul Brook <paul@codesourcery.com>
6158 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
6160 * configure: Regenerate.
6162 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
6164 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
6166 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
6168 Fix PR tree-optimization/22319
6169 Fix PR tree-optimization/22140
6170 Fix PR tree-optimization/22310
6172 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
6173 variable sized types.
6174 Use correct type for intermediate structure on *a = *b structure
6177 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6179 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
6181 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
6182 (machine_function): Move typedef to...
6183 * config/rs6000/rs6000.c (machine_function): ... here. Add
6184 varargs_save_offset field.
6185 (rs6000_stack_t): Remove varargs_size field.
6186 (setup_incoming_varargs): Allocate varargs save area using
6187 assign_stack_local, try to make it as small as possible.
6188 Save offset from virtual_stack_vars_rtx to the save area
6189 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
6190 instead of magic 8 when fp word byte size is used.
6191 (rs6000_va_start): Use cfun->machine->varargs_save_offset
6192 instead of -RS6000_VARARGS_SIZE.
6193 (rs6000_stack_info, debug_stack_info,
6194 rs6000_initial_elimination_offset): Remove all traces of
6196 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
6197 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
6198 RS6000_VARARGS_AREA.
6200 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
6202 PR tree-optimization/21963
6203 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
6204 constant_multiple_of in the same way get_computation_cost_at does.
6206 2005-07-06 Jakub Jelinek <jakub@redhat.com>
6208 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
6209 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
6210 (gen_compare_reg): If sparc_compare_emitted is set, clear it
6211 and return its previous value.
6212 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
6213 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
6215 (stack_protect_set, stack_protect_test): New expanders.
6216 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
6217 stack_protect_testdi): New insns.
6218 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6219 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
6221 2005-07-06 Jeff Law <law@redhat.com>
6223 * tree-ssa-dce.c (cfg_altered): New global.
6224 (tree_dce_init): Initialize cfg_altered.
6225 (remove_dead_stmt): If we remove an edge in the CFG, then set
6227 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
6230 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
6232 * Makefile.in (stamp-collect-ld): Use
6233 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
6234 ./collect-ld if it already exists.
6235 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
6236 Don't remove ./nm if it already exists.
6238 2005-07-05 Devang Patel <dpatel@apple.com>
6240 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
6241 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
6242 * tree-vectorizer.c (vect_loop_location): New.
6243 (vect_print_dump_info): Use vect_loop_location.
6244 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
6245 (vectorize_loops): Set vect_loop_location.
6246 * tree-vect-analyze.c (vect_analyze_offset_expr,
6247 vect_determin_vectorization_factor, vect_analyze_operations,
6248 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
6249 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
6250 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
6251 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
6252 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
6253 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
6254 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
6255 vect_analyze_loop): Adjust vect_print_dump_info API.
6256 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
6257 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
6258 vect_finish_stmt_generation, vectorizable_assignment,
6259 vectorizable_operation, vectorizable_store, vectorizable_load,
6260 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
6261 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
6262 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
6263 vect_transform_loop): Same.
6264 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
6265 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
6268 2005-07-05 Randolph Chung <tausq@debian.org>
6270 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
6271 * configure: Regenerate.
6272 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
6273 (pa_tls_referenced_p): Declare.
6274 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
6275 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
6276 (legitimize_tls_address): New.
6277 (hppa_legitimize_address): Handle TLS addresses.
6278 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
6279 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6280 (emit_move_sequence): Handle TLS addresses.
6281 (pa_encode_section_info): Call default handler to handle common
6283 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
6284 (CONSTANT_ADDRESS_P): Reject TLS operands.
6285 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
6286 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
6287 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
6288 (UNSPEC_TLSLE): Define new constants.
6289 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
6290 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
6291 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
6292 (tie_symbolic_operand, tle_symbolic_operand): New
6294 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
6296 * aclocal.m4: Update macros for autoconf 2.59 style.
6297 * configure.ac: Likewise.
6299 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6301 * pa.c (function_value): Handle small aggregates on 32-bit targets.
6302 (function_arg): Pass small aggregates in general registers on 32-bit
6304 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
6306 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
6308 * Makefile.in (final.o): Fix dependencies.
6310 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6314 * langhooks.h (struct lang_hooks): Add expr_to_decl.
6315 * langhooks.c (lhd_expr_to_decl): New.
6316 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
6318 (LANG_HOOKS_INITIALIZER): Update.
6319 * tree.c (recompute_tree_invarant_for_addr_expr): Call
6320 expr_to_decl langhook.
6321 * c-tree.h (c_expr_to_decl): Declare.
6322 * c-typeck.c (c_expr_to_decl): New.
6323 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
6325 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
6327 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
6330 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
6331 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
6333 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
6335 * Makefile.in: Adjust dependencies.
6336 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
6337 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
6338 * alias.c (rest_of_handle_cfg, pass_cfg): New.
6339 * bb-reorder.c (duplicate_computed_gotos): Make it static.
6340 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
6341 rest_of_compilation.
6343 * bb-reorder.c (gate_duplicate_computed_gotos,
6344 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
6345 rest_of_handle_reorder_blocks, pass_reorder_blocks,
6346 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
6347 pass_partition_blocks): New.
6348 * bt-load.c (gate_handle_branch_target_load_optimize,
6349 rest_of_handle_branch_target_load_optimize,
6350 pass_branch_target_load_optimize): New.
6351 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
6353 * cfglayout.c (pass_insn_locators_initialize): New.
6354 * cfgrtl.c (pass_free_cfg): New.
6355 * combine.c (gate_handle_combine, rest_of_handle_combine,
6357 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
6358 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
6359 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
6360 * except.c (pass_set_nothrow_function_flags,
6361 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
6363 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
6364 rest_of_handle_shorten_branches, pass_shorten_branches,
6365 rest_of_clean_state, pass_clean_state): New.
6366 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6367 rest_of_handle_remove_death_notes, pass_remove_death_notes,
6368 rest_of_handle_life, pass_life, rest_of_handle_flow2,
6370 * function.c (pass_instantiate_virtual_regs, pass_init_function,
6371 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6372 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6373 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6375 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6376 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6377 pass_rtl_ifcvt, gate_handle_if_after_combine,
6378 rest_of_handle_if_after_combine, pass_if_after_combine,
6379 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6380 pass_if_after_reload): New.
6381 * integrate.c (pass_initial_value_sets): New.
6382 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6383 pass_purge_lineno_notes): New.
6384 * mode-switching.c (rest_of_handle_mode_switching,
6385 pass_mode_switching): New.
6386 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6387 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6389 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6390 pass_loop_optimize): New.
6391 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6393 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6395 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6396 pass_postreload_cse): New.
6397 * profile.c (gate_handle_profiling, pass_profiling,
6398 rest_of_handle_branch_prob, pass_branch_prob): New.
6399 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6400 pass_split_before_regstack, gate_handle_split_before_regstack,
6401 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6402 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6403 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6404 pass_stack_regs): New.
6405 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6406 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6407 pass_stack_adjustments): New.
6408 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6409 pass_regrename): New.
6410 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6411 pass_delay_slots, gate_handle_machine_reorg,
6412 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6413 * rtl.h (extern void purge_line_number_notes): New.
6414 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6415 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6417 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6419 * value-prof.c (gate_handle_value_profile_transformations,
6420 rest_of_handle_value_profile_transformations,
6421 pass_value_profile_transformations): New.
6422 * var-tracking.c (gate_handle_var_tracking,
6423 pass_variable_tracking): New.
6424 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6426 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6427 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6428 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6429 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6430 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6431 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6432 rest_of_handle_gcse2, rest_of_handle_regmove,
6433 rest_of_handle_tracer, rest_of_handle_if_conversion,
6434 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6435 rest_of_handle_web, rest_of_handle_branch_prob,
6436 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6437 rest_of_handle_jump_bypass, rest_of_handle_combine,
6438 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6439 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6440 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6441 rest_of_handle_mode_switching, rest_of_handle_jump,
6442 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6443 rest_of_handle_flow2, rest_of_handle_jump2,
6444 rest_of_handle_peephole2, rest_of_handle_postreload,
6445 rest_of_handle_shorten_branches, rest_of_clean_state,
6446 rest_of_compilation): Remove.
6448 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6449 * passes.c (dump_flags, in_gimple_form, all_passes,
6450 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6451 register_dump_files, next_pass_1, last_verified, execute_todo,
6452 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6453 from tree-optimize.c.
6454 (init_optimization_passes): Moved from tree-optimize.c,
6455 adding the RTL optimizations.
6456 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6457 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6458 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6459 register_dump_files, next_pass_1, last_verified, execute_todo,
6460 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6461 init_tree_optimization_passes, ipa_passes): Delete.
6462 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6464 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6465 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6467 (ipa_passes): Remove.
6468 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6469 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6470 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6471 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6472 (dump_info_p, dump_flag): Moved to tree-dump.h.
6474 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6476 * passes.c (finish_optimization_passes): Use dump_begin
6477 and dump_end, TDI_end.
6478 (gate_rest_of_compilation): New.
6479 (pass_rest_of_compilation): Use it.
6480 (gate_postreload, pass_postreload): New.
6481 * toplev.c (general_init): Rename init_tree_optimization_passes.
6482 * toplev.h (init_tree_optimization_passes): Rename to
6483 init_optimizations_passes.
6484 * tree-dump.c (dump_flag): Make static.
6485 (dump_files): Remove RTL dumps.
6486 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6487 pass_cleanup_cfg, pass_free_cfg_annotations,
6488 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6489 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6490 * tree-pretty-print.c: Include tree-pass.h.
6491 * cgraph.c: Include tree-dump.h.
6493 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6495 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6496 Only fall back to saying it points to readonly memory if
6499 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6501 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6502 * config/m32r/m32r.c (m32r_compute_frame_size,
6503 m32r_expand_prologue): Take current_function_profile into
6504 account whenever we reference
6505 current_function_uses_pic_offset_table.
6506 (m32r_finalize_pic): Remove.
6507 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6509 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6511 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6512 instead of $<. Don't remove ./as if it already exists.
6514 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6517 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6518 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6519 for complex modes when generating code for PA 1.0.
6520 (VALID_FP_MODE_P): New macro.
6521 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6522 sets for all general and floating point modes. Align wide floating
6523 point modes to even register boundaries to comply with architectural
6525 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6526 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6527 (VALID_FP_MODE_P): New macro.
6528 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6529 sets for all general and floating point modes. Align wide floating
6530 point modes to even register boundaries to comply with architectural
6533 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6535 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6538 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6540 * tree-ssa-structalias.c: Don't include expr.h.
6542 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6544 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6547 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6549 Fix PR tree-optimization/22279
6551 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6554 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6556 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6558 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6560 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6561 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6562 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6563 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6564 config/stormy16/stormy16.c, config/v850/v850.c,
6565 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6566 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6567 Avoid "." or "\n" at end of diagnostics and capital letters at
6568 start of diagnostics.
6569 * combine.c, cse.c: Don't translate dump file output.
6570 * toplev.c (print_version): Only translate output if going to
6573 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6575 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6576 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6579 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6581 * pa.c (fix_range): Fix typo in comment.
6583 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6585 * tree-vrp.c (extract_range_from_assert): Replace
6586 fold (build (...)) with fold_build2.
6588 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6590 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6591 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6592 (format_types_orig, handle_format_attribute): Add support for
6595 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6597 * varasm.c (assemble_variable): Fix format specifier thinko.
6599 2005-07-03 Ira Rosen <irar@il.ibm.com>
6601 PR tree-optimization/22029 (and 22135)
6602 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6603 a phi node before calling dump_vops.
6605 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6607 * tree-dump.h (dump_string_field): Declare.
6608 * tree-dump.c: Use it instead of dump_string.
6609 (dump_string_field): Make non-static.
6611 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6613 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6614 up the minimal CFG stuff always when optimize > 0. Call
6615 split_all_insns_noflow in PIC case if needed.
6617 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6618 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6621 * c-decl.c (c_write_global_declarations): Dump contents of
6623 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6624 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6625 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6626 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6629 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6631 * c-common.h (GCC_DIAG_STYLE): Define.
6632 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6633 version for format checking to 4.1.
6634 * c-format.c: Include toplev.h after c-common.h.
6635 (enum format_type): Add gcc_tdiag_format_type.
6636 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6637 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6638 (format_types_orig): Add gcc_tdiag.
6639 (init_dynamic_diag_info): Support gcc_tdiag formats.
6640 (handle_format_attribute): Likewise.
6641 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6642 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6643 version for format checking to 4.1.
6644 (warning0, warning, error, pedwarn, sorry): Use
6646 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6647 (finish_aliases_1): Do not use %qE.
6648 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6649 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6650 Correct format bugs.
6651 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6652 parameter to unsigned HOST_WIDE_INT.
6653 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6655 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6658 * expr.c (write_complex_part): Use adjust_address for MEM.
6659 (read_complex_part): Same.
6661 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6663 Fix PR tree-optimization/22280
6665 * tree-sra.c (generate_element_init): Remove useless loop.
6667 2005-07-02 Richard Henderson <rth@redhat.com>
6669 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6671 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6673 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6676 * fold-const.c (fold_binary): Handle the return value of
6677 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6678 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6680 2005-07-02 Jeff Law <law@redhat.com>
6682 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6683 a eliminate type conversion which feeds an equality comparison
6684 if the original type or either operand in the comparison is a
6687 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6689 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6690 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6692 * config/avr/avr.c: Do not use '`' as left quote.
6693 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6694 Remove "." from end of diagnostics. Make diagnostics start with
6697 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6698 Joseph S. Myers <joseph@codesourcery.com>
6700 * toplev.c (default_tree_printer): Handle setting location with
6702 * c-objc.common.c (c_tree_printer): Likewise.
6703 * c-format.c (gcc_diag_flag_specs): Add '+'.
6704 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6705 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6707 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6708 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6709 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6710 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6711 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6712 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6713 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6714 format arguments where %J is used without %D.
6716 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6718 * gcc.c (LINK_SSP_SPEC): Define.
6719 (link_ssp_spec): New variable.
6720 (LINK_COMMAND_SPEC): Add %(link_ssp).
6721 (static_specs): Add link_ssp_spec.
6722 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6723 * configure: Rebuilt.
6724 * config.in: Rebuilt.
6726 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6727 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6728 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6729 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6730 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6731 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6732 -0x7008(2) instead of reading __stack_chk_guard variable.
6733 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6735 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6736 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6737 if TARGET_THREAD_SSP_OFFSET is defined.
6738 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6739 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6742 2005-06-27 Richard Henderson <rth@redhat.com>
6743 * libgcc-std.ver (GCC_4.1.0): New.
6744 * libgcc.h (__stack_chk_guard): Declare.
6745 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6746 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6747 * mklibgcc.in (lib2funcs): Add them.
6749 2005-07-01 Richard Henderson <rth@redhat.com>
6751 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6752 void * before struct sigcontext *.
6753 (x86_fallback_frame_state): Likewise.
6755 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6757 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6759 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6762 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6763 we check for SSA_NAME for.
6765 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6767 Fix PR tree-optimization/22071
6769 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6771 (get_constraint_for_component_ref): Use it.
6773 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6776 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6777 print out the last new line.
6779 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6781 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6782 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6783 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6784 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6785 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6786 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6787 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6788 (enum reg_class): New member CC0_REGS.
6789 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6790 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6791 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6792 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6793 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6794 Adjust for register now described.
6796 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6799 * config/i386/i386.md (stack_protect_test_si,
6800 stack_protect_test_di): Add earlyclobber for scratch 3.
6801 * config/rs6000/rs6000.md (stack_protect_testsi,
6802 stack_protect_testdi): Add earlyclobber for scratch 3,
6803 remove earlyclobber from scratch 4.
6805 Older entries for 2005 can be found in ChangeLog-2005.