1 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4 * real.c (real_from_string): Set last bit if there is a nonzero
5 hex digit beyond GCC's internal precision.
7 2005-07-28 Richard Henderson <rth@redhat.com>
10 * cfgcleanup.c (try_forward_edges): Watch out for end of
13 2005-07-28 James E Wilson <wilson@specifixinc.com>
16 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
18 2005-07-28 Jan Hubicka <jh@suse.cz>
20 * Makefile.in (rtl-profile.o): Kill all traces of it.
21 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
22 * coverage.h (rtl_coverage_counter_ref): Kill.
23 * opts.c (flag_speculative_prefetching_set): Kill.
24 (flag_loop_optimize_set): New.
25 (common_handle_option): Disable loop optimizer when profiling;
26 do not handle speculative prefetching.
27 * passes.c (init_optimization_passes): Replace pass_profiling combo
29 * profile.c (compute_value_histograms): Update for simplified value
31 (rtl_register_profile_hooks): Kill.
32 (pass_profiling): Kill.
33 (rest_of_handle_branch_prob): Do not profile.
34 * toplev.c (process_options): Remove speculative prefetching.
35 * toplev.h (flag_tree_based_profiling): Kill.
36 * tree-profile.c (prepare_instrumented_value,
37 tree_gen_interval_profiler, tree_gen_pow2_profiler,
38 tree_gen_one_value_profiler, do_tree_profiling): Update for
39 simplified datastructures.
40 * value-prof.c: Add comment that speculative prefetching was dropped;
41 update rest of file for simplified datastructures.
42 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
43 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
44 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
45 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
46 rtl_mod_subtract, gen_speculative_prefetch,
47 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
48 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
49 (gate_handle_value_profile_transformations,
50 rest_of_handle_value_profile_transformations,
51 pass_value_profile_transformations): Kill.
52 * value-prof.h (histogram_value_t): Remove IL based unions.
53 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
54 rtl_profile_hooks): Remove hooks.
56 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
58 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
59 (cgraph_clone_node): Likewise.
60 * cgraph.h (cgraph_clone_edge): Update prototype.
61 (cgraph_clone_node): Likewise.
62 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
64 (lookup_recursive_calls): Consider profile.
65 (cgraph_decide_recursive_inlining): Fix updating; use new
66 probability argument; use profile.
67 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
68 * tree-inline.c (copy_bb): Update clal of clone_edge.
69 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
71 * invoke.texi (min-inline-recursive-probability): Document.
73 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
75 * doc/install.texi (Configuration): Update Valgrind homepage.
77 2005-07-28 Richard Henderson <rth@redhat.com>
80 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
81 labels we want to delete.
82 (cfg_layout_merge_blocks): Likewise.
84 2005-07-28 Richard Henderson <rth@redhat.com>
87 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
88 when expanding to nothing.
90 2005-07-28 Josh Conner <jconner@apple.com>
92 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
93 (cgraph_decide_inlining_of_small_functions): Likewise.
95 2005-07-28 Josh Conner <jconner@apple.com>
97 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
98 direction of badness if negative.
99 (cgraph_default_inline_p): Add reason to parameters, and assign it
101 (cgraph_decide_inlining_of_small_functions): New parameter in call
102 to cgraph_default_inline_p.
103 (cgraph_decide_inlining_incrementally): Likewise.
104 * cgraphunit.c (decide_is_function_needed): Likewise.
105 * cgraph.h (cgraph_default_inline_p): Likewise.
107 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
109 * builtins.c: Fix comment typo(s).
110 * genautomata.c: Likewise.
111 * gimplify.c: Likewise.
112 * tree-dfa.c: Likewise.
113 * tree-flow-inline.h: Likewise.
114 * tree-into-ssa.c: Likewise.
115 * tree-ssa-alias.c: Likewise.
116 * tree-ssa-ccp.c: Likewise.
117 * tree-ssa-copy.c: Likewise.
118 * tree-ssa-dce.c: Likewise.
119 * tree-ssa-dom.c: Likewise.
120 * tree-ssa-operands.c: Likewise.
121 * tree-tailcall.c: Likewise.
122 * tree-vectorizer.c: Likewise.
123 * tree-vrp.c: Likewise.
126 2005-07-28 Jeff Law <law@redhat.com>
128 * tree-vrp.c (test_for_singularity): Extracted from ...
129 (simplify_cond_using_ranges): Attempt to simplify a relational
130 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
132 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
134 PR tree-optimization/22506
135 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
136 phis whose argument is constant.
138 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
140 PR rtl-optimization/18992
142 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
143 PR optimization/12142
144 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
145 uses of the register in the SET_SRC. Remove unnecessary argument.
147 Replace it with this:
148 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
149 if flag_non_call_exceptions is set and the insn may trap, pass
150 pc_rtx as dest for recursion.
151 In SET_SRC part of SET case, if dest is already set, pass it down
154 2005-07-28 Jan Hubicka <jh@suse.cz>
156 * cfg.c (update_bb_profile_for_threading): Use RDIV.
157 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
158 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
160 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
161 profile when available.
163 2005-07-28 Jan Beulich <jbeulich@novell.com>
165 * config/ia64/ia64.c (ia64_load_pair_ok): New.
166 (ia64_print_operand): Describe and handle 'X'.
167 (ia64_register_move_cost): Also handle FP_REGS.
168 (ia64_preferred_reload_class): Likewise.
169 (ia64_secondary_reload_class): Likewise.
170 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
171 it. Also check for ITANIUM_CLASS_FLDP.
172 * config/ia64/ia64.h (FP_REGNO_P): New.
173 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
174 (reg_class): Add FP_REGS.
175 (REG_CLASS_NAMES): Adjust for it.
176 (REG_CLASS_CONTENTS): Likewise.
177 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
178 (REG_CLASS_FROM_LETTER): Handle 'x'.
179 (CLASS_MAX_NREGS): Handle FP_REGS.
180 (MEMORY_MOVE_COST): Likewise.
181 * config/ia64/ia64.md (itanium_class): Add fldp.
183 (movti_internal): More allowable operand combinations. Use ldfp8 when
184 splitting unnecessary. Remove predicable attribute. Adjust
185 itanium_class attribute.
186 (smuldi3_highpart): Remove outdated comment.
187 (mulditi3, umulditi3, rotlti3): New expanders.
188 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
189 (absti2): Disabled new insn for future reference.
190 Respective new splitters.
191 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
192 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
193 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
195 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
197 PR rtl-optimization/23047
198 * simplify-rtx.c (simplify_const_relational_operation): Respect
199 flag_wrapv for comparisons with ABS.
201 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
203 PR tree-optimization/22493
204 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
205 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
207 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
209 * config/frv/frv.opt (moptimize-membar): New.
211 * doc/invoke.texi: Document -moptimize-membar and its inverse.
213 * config/frv/frv.h: Remove machine_function definition.
215 * config/frv/frv.c (struct frv_io): New.
216 (struct machine_function): Moved from frv.h. Add has_membar_p.
217 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
218 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
219 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
220 (frv_optimize_membar_global, frv_optimize_membar): New functions.
221 (frv_reorg): Call frv_optimize_membar when appropriate.
222 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
223 (frv_expand_builtin): Adjust calls accordingly.
224 (frv_io_address_cookie): New function.
225 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
226 load or store rather than a special insn. Add ccnstant address and
227 io-type operands to the membar.
228 (frv_ifcvt_modify_tests): Unsign regno.
229 (frv_ifcvt_modify_tests): Same.
231 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
232 UNSPEC_OPTIONAL_MEMBAR constant.
233 (builtin_read_<mode>): Delete.
234 (builtin_write_<mode>): Delete.
235 ("optional_membar_<mode>"): Add operand.
237 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
238 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
239 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
240 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
241 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
242 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
243 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
244 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
245 * testsuite/gcc.target/frv/all-read-write-1.c: New.
247 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
249 * df.c (df_uses_record): Handle SCRATCH.
251 2005-07-28 Steven Bosscher <stevenb@suse.de>
254 * passes.c (rest_of_decl_compilation): If decl is a type and
255 we have encountered errors, don't emit debug information.
257 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
259 * params.def: Fixed comment.
261 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
264 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
265 (TARGET_ASM_UNALIGNED_HI_OP): Add.
266 (TARGET_ASM_UNALIGNED_SI_OP): Add.
268 2005-07-27 Steven Bosscher <stevenb@suse.de>
271 * varasm.c (assemble_start_function): Don't do anything that may
272 require a CFG if the current function is a thunk.
274 2005-07-25 Geoffrey Keating <geoffk@apple.com>
276 * doc/install.texi (Prerequisites): Mention that perl is needed
277 to do export control in libstdc++ targetting Darwin.
279 2005-07-27 Steven Bosscher <stevenb@suse.de>
281 PR rtl-optimization/17808
282 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
283 (sched_insns_conditions_mutex_p): Split out from...
284 (add_dependence): ...here. But don't call it from here.
285 (add_dependence_list): Check sched_insns_conditions_mutex_p
286 before calling add_dependence.
287 (add_dependence_list_and_free): Likewise.
288 (fixup_sched_groups): Likewise.
289 (sched_analyze_1): Likewise.
290 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
291 (sched_analyze): Likewise.
292 (sched_analyze_insn): Likewise.
293 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
294 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
295 dependencies on all COND_EXEC insns to jumps ending basic blocks
296 when doing intrablock scheduling.
297 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
299 2005-07-27 Jeff Law <law@redhat.com>
301 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
302 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
303 equivalency sets, correctly handle the case were vr0 has an
304 equivalency set, but vr1 does not.
306 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
308 PR tree-optimization/23073
309 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
310 vect_print_dump_info before fprintf.
312 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
314 PR tree-optimize/22348
315 * tree-ssa-loop-niter.c (number_of_iterations_cond):
316 Fold the partial computation.
318 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
320 PR tree-optimization/22325
321 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
323 * tree-scalar-evolution.c (scev_const_prop): Add generic final
325 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
326 (force_var_cost): ... this function.
327 (compute_phi_arg_on_exit): Export.
329 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
331 PR tree-optimization/20773
332 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
335 2005-07-27 Richard Guenther <rguenther@suse.de>
337 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
338 Avoid pushing again if current struct contains only
339 fields we decomposed.
341 2005-07-27 Jan Hubicka <jh@suse.cz>
343 PR tree-optimization/22574
344 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
347 * tree-tailcall.c (decrease_profile): New function.
348 (eliminate_tail_call): Use it.
350 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
351 visibility flags correctly in whole program mode.
353 2005-07-26 Steve Ellcey <sje@cup.hp.com>
355 PR rtl-optimization/22472
356 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
358 2005-07-26 Steven Bosscher <stevenb@suse.de>
360 PR tree-optimization/22504
361 * tree-complex.c (expand_complex_addition): Use 'code' instead
362 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
364 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
366 * config.gcc (cpu_type): Add frv case.
367 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
368 (supported_defaults): Add fr550 case.
370 2005-07-26 Diego Novillo <dnovillo@redhat.com>
373 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
374 whether a pointer of type T * may point to objects of type T *.
376 2005-07-26 DJ Delorie <dj@redhat.com>
378 * configure: Regenerate.
380 2005-07-26 Dale Johannesen <dalej@apple.com>
382 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
384 2005-07-26 Mark Mitchell <mark@codesourcery.com>
386 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
387 Clarify use of "build" in name.
389 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
391 * doc/extend.texi (Raw read/write Functions): New section.
392 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
393 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
394 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
395 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
396 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
397 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
398 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
399 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
400 * config/frv/frv.c: Add bdesc_loads global.
401 Add bdesc_stores global.
402 (frv_init_builtins): Add support for __builtin_{read/write}*.
403 (frv_volatile_memref): New.
404 (frv_expand_load_builtin): New.
405 (frv_expand_store_builtin): New.
406 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
407 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
408 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
409 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
410 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
411 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
412 (builtin_read_<mode>): New.
413 (builtin_write_<mode>): New.
414 (builtin_write64): New.
415 (optional_membar_<mode>): New.
417 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
419 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
420 (rather than units) against HOST_BITS_PER_WIDE_INT.
422 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
424 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
425 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
426 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
427 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
430 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
431 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
432 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
434 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
436 2005-07-26 Richard Guenther <rguenther@suse.de>
438 PR tree-optimization/22486
439 * fold-const.c (fold_unary): Fold away useless component
440 references of the form (T *)&T.x, if the address
443 2005-07-25 James E Wilson <wilson@specifixinc.com>
445 * dwarf2out.c (add_call_src_coords_attributes): New.
446 (gen_inlined_subroutine_die): Call it.
447 (maybe_emit_file, init_file_table): Add comments.
448 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
450 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
451 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
452 * tree.h (BLOCK_SOURCE_LOCATION): New.
453 (struct tree_block): New field locus.
455 2005-07-26 Andreas Schwab <schwab@suse.de>
457 PR rtl-optimization/23043
458 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
459 when allocating a struct unoccr.
461 2005-07-25 Richard Henderson <rth@redhat.com>
464 * tree-complex.c (gate_no_optimization): True if errors.
465 * Makefile.in (tree-complex.o): Update dependencies.
467 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
469 * config/frv/predicates.md (integer_register_operand): Use
472 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
475 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
477 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
479 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
481 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
482 types when flag_unsafe_math_optimizations is true.
484 2005-07-25 Mark Mitchell <mark@codesourcery.com>
486 * gcc.c (option_map): Add --sysroot.
487 (process_command): Handle --sysroot.
488 (display_help): Document it.
489 * doc/cppopts.tex (-isysroot): Document.
490 * doc/invoke.texi (--sysroot): Document.
491 * doc/install.texi (--with-build-sysroot): Document.
493 * Makefile.in (inhibit_libc): New variable.
494 (INHIBIT_LIBC_CFLAGS): Likewise.
495 (LIBGCC2_CFLAGS): Include
496 $(INHIBIT_LIBC_CFLAGS).
497 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
498 ($(T)crtbegin.o): Do not use @inhibit_libc@.
499 ($(T)crtend.o): Likewise.
500 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
501 ($(T)crtendS.o): Likewise.
502 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
503 ($(T)crtendT.o): Likewise.
504 (stmp-fixinc): Do not complain about missing headers if
506 * configure.ac (inhibit_libc): Set it to true/false.
507 (--with-build-sysroot): New option. Use it to set
509 * configure: Regenerated.
511 2005-07-25 Manfred Hollstein <mh@suse.com>
513 * calls.c (store_one_arg): Fix unsigned comparison warning.
515 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
518 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
519 (ggc_print_statistics): Initialize variable before use.
521 2005-07-25 Richard Guenther <rguenther@suse.de>
523 * tree-dfa.c (mark_new_vars_to_rename): Protect against
524 calling with a PHI_NODE argument.
526 * tree-flow-inline.h (overlap_subvar): Protect against
529 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
531 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
532 * configure: Regenerate.
534 2005-07-25 Ira Rosen <irar@il.ibm.com>
536 * expr.c (highest_pow2_factor): Make extern.
537 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
538 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
539 record_array_differ_p, array_ptr_differ_p): Likewise.
540 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
541 additional cases. Call the above functions.
542 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
543 base_object_differ_p when there are two base objects. Otherwise, compare
544 base address and offset. Call may_alias_p.
545 (dump_data_reference): Use a correct field name.
546 (analyze_array): Make static. Initialize new data-ref fields.
547 (analyze_indirect_ref): New function.
548 (init_data_ref): Initialize new data-ref fields.
549 (strip_conversion): Moved from tree-vect-analyze.c.
550 (analyze_offset_expr, get_ptr_offset, address_analysis,
551 object_analysis): Likewise.
552 (analyze_offset): New function.
553 (create_data_ref): Likewise.
554 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
555 dimensions for ARRAY_REFs only.
556 (build_classic_dist_vector): Make static.
557 (access_functions_are_affine_or_constant_p): Call macro to get the
558 address of access functions.
559 (compute_all_dependences): Add new parameter
560 compute_self_and_read_read_dependences. Compute self and read-read
561 dependences if it is true.
562 (find_data_references_in_loop): Call create_data_ref. Initialize new
564 (compute_data_dependences_for_loop): Add new parameter
565 compute_self_and_read_read_dependences. Remove parameter nb_loops,
566 compute nb_loops. Call compute_all_dependences,
567 build_classic_dist_vector and build_classic_dir_vector with correct
569 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
570 with correct parameters. Compare dimensions for ARRAY_REFs only.
571 (free_data_refs): Call macro to free access functions.
572 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
573 fields from stmt_vinfo.
574 (struct base_object_info): New structure.
575 (struct data_reference): Move fields to base_object_info. Add fields
576 first_location and object_info for above structures. Move fields from
577 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
578 aligned_to. Add macros to access the new fields.
579 Update functions declarations.
580 * tree-flow.h (is_aliased_with): Declare.
581 * tree-loop-linear.c (linear_transform_loops): Call
582 compute_data_dependences_for_loop with correct parameters.
583 * tree-ssa-alias.c (is_aliased_with): New function.
584 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
585 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
586 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
587 vect_base_addr_differ_p, compute_subscript_distance and
588 build_classic_dist_vector. Add printings. Check absolute value of
590 (vect_analyze_data_ref_dependences): Go through ddrs instead of
592 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
593 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
594 to bytes. Add printing.
595 (vect_compute_data_refs_alignment): Go through loads and stores in one
597 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
598 vect_analyze_data_ref_access): Likewise.
599 (vect_analyze_pointer_ref_access): Remove.
600 (vect_address_analysis, vect_object_analysis): Likewise.
601 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
602 and analyze data-refs in the loop.
603 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
604 fields of data-ref instead of stmt. Add init to the offset from the
606 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
607 (vect_update_init_of_dr): Likewise.
608 (vect_update_inits_of_drs): Go through loads and stores in one loop.
609 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
611 (new_loop_vec_info): Initialize new fields.
612 (destroy_loop_vec_info): Free new fields.
613 (vect_strip_conversion): Remove.
614 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
615 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
616 datarefs. Add new field ddrs.
617 Add macros for the new fields access.
618 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
619 base_aligned_p, misalignment, memtag, ptr_info and subvars.
621 * tree.h (highest_pow2_factor): Declare.
623 2005-07-25 Jakub Jelinek <jakub@redhat.com>
625 * calls.c (store_one_arg): Check for sibling call MEM arguments
626 from already clobbered incoming argument area.
628 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
630 * c-common.c (check_missing_format_attribute): New.
631 * c-common.h (check_missing_format_attribute): Likewise.
632 * c-typeck.c (convert_for_assignment): Use it.
634 2005-07-24 Andreas Schwab <schwab@suse.de>
636 * config/m68k/m68k.md ("extendqidi2"): When source is an address
637 register use a word move. Correct operand of ext.w in 68000 code.
639 2005-07-23 Mark Mitchell <mark@codesourcery.com>
641 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
642 variables as declarations, rather than definitions.
644 2005-07-24 Ira Rosen <irar@il.ibm.com>
646 PR tree-optimization/22526
647 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
650 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
652 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
653 that C99 reserve for future use. Use it to define clog10,
656 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
658 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
659 * configure.ac: Check for -Wmissing-format-attribute.
661 * configure: Regenerate.
663 2005-07-23 Richard Henderson <rth@redhat.com>
665 PR tree-optimization/22623
666 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
668 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
671 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
673 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
675 * Makefile.in (C_TREE_H): Update dependencies.
676 * c-tree.h: Include toplev.h.
677 * diagnostic.h (diagnostic_set_info): Add format attribute.
678 * rtl-error.c (diagnostic_for_asm): Likewise.
680 2005-07-23 Chao-ying Fu <fu@mips.com>
682 * config/mips/mips-dsp.md: New file.
683 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
684 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
686 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
687 MIPS_BUILTIN_BPOSGE32.
688 (mips_expand_builtin_direct): Add one parameter to indicate that
689 builtin functions need to return a value.
690 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
692 (mips_regno_to_class): Add classes for 12 new DSP registers.
693 (mips_subword): Change to check four HI registers.
694 (mips_output_move): Output move to and from 6 new DSP accumulators.
695 (override_options): Make sure -mdsp and -mips16 are not used together.
696 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
698 (mips_conditional_register_usage): Disable 6 new DSP accumulators
700 (print_operand): Add 'q' for printing DSP accumulators.
701 (mips_cannot_change_mode_class): Check ACC_REGS.
702 (mips_secondary_reload_class): Check ACC_REGS.
703 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
704 (mips_register_move_cost): Check ACC_REGS.
705 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
706 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
707 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
708 (dsp_bdesc): New array.
709 (bdesc_arrays): Add DSP builtin function table.
710 (mips_prepare_builtin_arg): Check predicate again after
712 (mips_expand_builtin): Add one more parameter to
713 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
714 MIPS_BUILTIN_BPOSGE32.
715 (mips_init_builtins): Initialize new function types.
716 (mips_expand_builtin_direct): Check if builtin functions need to
717 return a value and pass operands properly.
718 (mips_expand_builtin_bposge): New function.
719 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
720 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
721 (FIRST_PSEUDO_REGISTER): Increase to 188.
722 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
723 Update for 12 new DSP registers.
724 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
725 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
726 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
727 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
728 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
729 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
730 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
731 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
732 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
733 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
734 (REGISTER_NAMES): Add names for 12 new DSP registers.
735 * config/mips/mips.md: Include mips-dsp.md.
736 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
737 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
738 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
739 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
740 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
741 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
742 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
743 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
744 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
745 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
746 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
747 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
748 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
749 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
750 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
751 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
752 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
753 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
754 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
755 (UNSPEC_RDDSP): New constants.
756 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
757 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
759 * config/mips/mips.opt (-mdsp): New option.
760 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
761 (reg_imm10_operand): New predicates.
762 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
763 * doc/invoke.texi (-mdsp): Document new option.
765 2005-07-22 DJ Delorie <dj@redhat.com>
767 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
769 * tree-inline.c (inlinable_function_p): Likewise.
771 2005-07-22 Mark Mitchell <mark@codesourcery.com>
774 * toplev.c (check_global_declarations): Do not mark undefined
775 variables as DECL_IGNORED_P.
776 * varasm.c (first_global_object_name): GTY it.
777 (weak_global_object_name): Likewise.
778 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
779 a string to go into {weak,first}_global_object_name.
781 2005-07-22 DJ Delorie <dj@redhat.com>
783 * c-format.c (check_function_format): Change warning control
784 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
786 2005-07-22 Diego Novillo <dnovillo@redhat.com>
788 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
789 &PTR->FLD a dereference of PTR.
790 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
791 a potential dereference of PTR.
793 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
795 PR rtl-optimization/20370
796 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
797 call allocate_reg_info if necessary.
799 PR rtl-optimization/21848
800 * calls.c (emit_library_call_value_1): For const functions, add
801 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
803 PR rtl-optimization/22445
804 * cselib.c (target.h): Include.
805 (rtx_equal_for_cselib_p): Allow commutative matches.
806 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
807 Remove MODE parameter. Changed all callers.
809 PR rtl-optimization/22258
810 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
812 (try_combine): Use likely_spilled_retval_p.
814 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
816 * config.gcc: Add crx-elf support.
818 * doc/contrib.texi: Mention crx.
819 * doc/extend.texi: Document crx extensions.
820 * doc/install.texi: Document crx install.
821 * doc/invoke.texi: Document crx options.
822 * doc/md.texi: Document crx constraints.
824 * config/crx/crx-protos.h: New file.
825 * config/crx/crx.c: New file.
826 * config/crx/crx.h: New file.
827 * config/crx/crx.md: New file.
828 * config/crx/crx.opt: New file.
829 * config/crx/t-crx: New file.
831 2005-07-22 Manfred Hollstein <mh@suse.com>
833 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
835 (int_add_graph_edge): Likewise.
836 (collapse_nodes): Likewise.
837 (process_unification_queue): Likewise.
839 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
840 Laurent GUERBY <laurent@guerby.net>
842 PR tree-optimization/22336
843 * function.c (record_block_change): Check for
844 cfun->ib_boundaries_block.
846 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
848 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
849 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
851 2005-07-21 DJ Delorie <dj@redhat.com>
853 * toplev.c (warn_deprecated_use): Add warning control to warning
855 * c-typeck.c (parser_build_binary_op): Likewise.
856 (c_finish_if_stmt): Likewise.
857 * c-common.c (check_function_sentinel): Likewise.
858 (check_nonnull_arg): Likewise.
860 2005-07-21 Richard Henderson <rth@redhat.com>
863 * tree-complex.c (complex_ssa_name_components): New.
864 (cvc_lookup): Allow entry not found.
865 (create_components): Remove.
866 (create_one_component_var, get_component_var): New.
867 (get_component_ssa_name, set_component_ssa_name): New.
868 (extract_component): Use get_component_ssa_name.
869 (update_complex_components): Use set_component_ssa_name.
870 (update_complex_components_on_edge): Likewise.
871 (update_phi_components): Create new PHI nodes directly, instead
872 of adding insns to edges.
873 (tree_lower_complex): Allocate and free complex_variable_components
874 and complex_ssa_name_components here.
876 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
878 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
879 revert to returning false.
881 2005-07-21 Uros Bizjak <uros@kss-loka.si>
884 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
886 2005-07-21 Uros Bizjak <uros@kss-loka.si>
889 * config/i386/i386.md (cmpxf): Change operand constraints
890 to "nonmemory_operand".
892 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
894 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
896 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
899 * fold-const.c (fold_build1): Add checksum for the operands.
900 (fold_build2): Likewise.
901 (fold_build3): Likewise.
903 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
906 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
908 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
910 * common.opt (-fforward-propagate): Committed by mistake,
913 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
915 * reg-stack.c: Fix comment typo(s).
916 * tree-ssa-operands.c: Likewise.
917 * tree-vectorizer: Likewise.
919 2005-07-21 Nick Clifton <nickc@redhat.com>
921 * config/sh/symbian.c: Replace C++ style line comments with C
923 (symbian_add_attribute): Do not use a ? operator on the LHS of
925 (sh_symbian_handle_dll_attribute): Change the type of the
926 method vector to "VEC(tree,gc)*" and use vector accessor
927 macros to walk over the elements.
928 (symbian_export_vtable_and_rtti_p): Likewise.
929 (symbian_class_needs_attribute_p): Likewise.
931 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
934 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
935 initialize targetm.resolve_overloaded_builtin here.
936 (altivec_expand_overloaded_builtin): Make it non-static.
937 * config/rs6000/rs6000-protos.h
938 (altivec_expand_overloaded_builtin): New prototype.
939 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
940 targetm.resolve_overloaded_builtin here.
941 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
943 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
944 Zdenek Dvorak <dvorakz@suse.cz>
946 PR tree-optimization/19210
947 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
949 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
950 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
951 rely on unproven assumptions.
952 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
953 * tree-flow.h (number_of_iterations_exit): Add final parameter.
954 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
955 to number_of_iterations_exit.
956 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
957 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
958 * tree-ssa-loop-niter.c (find_loop_niter,
959 estimate_numbers_of_iterations_loop): Likewise.
960 (number_of_iterations_exit): Honor the new options.
961 * doc/invoke.texi (Wunsafe-loop-optimizations,
962 funsafe-loop-optimizations): Document them.
964 2005-07-21 Richard Sandiford <richard@codesourcery.com>
966 PR rtl-optimization/22167
967 * gcse.c (hoist_code): Fix hoist_exprs[] check.
969 2005-07-20 Adam Nemet <anemet@lnxw.com>
971 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
972 __do_global_dtors_aux longcall.
974 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
976 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
977 (old_special_pred_table): Don't reference
978 SPECIAL_MODE_PREDICATES.
979 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
980 * config/arc/arc.h: Don't mention PREDICATE_CODES.
981 * config/sh/predicates.h: Don't mention
982 SPECIAL_MODE_PREDICATES.
983 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
986 2005-07-20 DJ Delorie <dj@redhat.com>
988 * config.gcc: Add m32c-elf support.
990 * doc/contrib.texi: Mention m32c.
991 * doc/extend.texi: Document m32c extensions.
992 * doc/install.texi: Mention m32c.
993 * doc/invoke.texi: Document m32c options.
994 * doc/md.texi: Document m32c constraints.
996 * config/m32c/addsub.md: New file.
997 * config/m32c/bitops.md: New file.
998 * config/m32c/cond.md: New file.
999 * config/m32c/jump.md: New file.
1000 * config/m32c/m32c-lib1.S: New file.
1001 * config/m32c/m32c-lib2.c: New file.
1002 * config/m32c/m32c-modes.def: New file.
1003 * config/m32c/m32c-pragma.c: New file.
1004 * config/m32c/m32c-protos.h: New file.
1005 * config/m32c/m32c.abi: New file.
1006 * config/m32c/m32c.c: New file.
1007 * config/m32c/m32c.h: New file.
1008 * config/m32c/m32c.md: New file.
1009 * config/m32c/m32c.opt: New file.
1010 * config/m32c/minmax.md: New file.
1011 * config/m32c/mov.md: New file.
1012 * config/m32c/muldiv.md: New file.
1013 * config/m32c/predicates.md: New file.
1014 * config/m32c/prologue.md: New file.
1015 * config/m32c/shift.md: New file.
1016 * config/m32c/t-m32c: New file.
1018 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1020 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1021 (stack_protect_set, stack_protect_test): New expanders.
1022 (stack_protect_set_si, stack_protect_set_si_media,
1023 stack_protect_set_di_media, stack_protect_test_si,
1024 stack_protect_test_si_media, stack_protect_test_di_media):
1027 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1029 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1031 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1033 * tree.h (tree_expr_nonzero_p): Export.
1034 * fold-const.c (tree_expr_nonzero_p): Likewise.
1035 Return true for CALL_EXPRs that are alloca calls.
1036 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1038 * tree-flow.h (expr_computes_nonzero): Remove.
1039 * tree-vrp.c (expr_computes_nonzero): Remove.
1040 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1041 (extract_range_from_unary_expr): Likewise.
1042 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1043 tree_expr_nonzero_p.
1045 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1047 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1048 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1049 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1050 All callers changed.
1051 (frame_related_constant_load): New arg "related" which controls
1052 setting of RTX_FRAME_RELATED_P. All callers changed.
1053 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1054 (bfin_expand_prologue): Add stack limit checking.
1055 * config/bfin/bfin.md (trapifcc): New pattern.
1057 * config/bfin/bfin.c: Include "langhooks.h".
1058 (def_builtin): Go through lang_hooks to call builtin_function.
1060 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1061 * config/bfin/predicates.md (symbol_ref_operand): New.
1062 (call_insn_operand): Delete. All callers changed to use
1063 register_no_elim_operand.
1064 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1066 (function_arg): Use it to generate the call's operand 2.
1067 (bfin_longcall_p): New function.
1068 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1069 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1070 determine if the address needs to be in a REG.
1071 (bfin_handle_longcall_attribute): New function.
1072 (bfin_attribute_table): Add "longcall" and "shortcall".
1073 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1074 (CUMULATIVE_ARGS): New member call_cookie.
1075 (PREDICATE_CODES): Add symbol_ref_operand.
1076 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1077 extra USE to the pattern.
1078 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1079 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1080 sibcall_value_insn; now the new patterns handle direct calls and the
1081 old ones indirect calls.
1082 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1084 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1086 * doc/trouble.texi: Update section on handling of empty loops.
1088 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1090 * config.gcc: Remove support for sparc-*-openbsd*,
1091 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1093 * config.host: Remove support for i860-*-sysv4* as a host.
1094 * config/i860/*, config/ip2k/*, config/ns32k/*,
1095 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1096 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1097 mention obsolete ports.
1099 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1101 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1103 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1104 of frame_pointer_rtx.
1105 (sh_expand_epilogue): Likewise.
1106 (sh_set_return_address): Likewise.
1107 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1108 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1109 offsets from FRAME_POINTER_REGNUM.
1110 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1111 (sh_register_names): Add initializer for sfp.
1112 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1113 (VALID_REGISTER_P): Likewise.
1114 (FIRST_PSEUDO_REGISTER): Update.
1115 (DWARF_FRAME_REGISTERS): Define.
1116 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1117 (HARD_FRAME_POINTER_REGNUM): Define.
1118 (FRAME_POINTER_REGNUM): Redefine.
1119 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1120 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1121 from FRAME_POINTER_REGNUM.
1122 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1123 FRAME_POINTER_REGNUM.
1124 (REG_CLASS_CONTENTS): Add sfp.
1125 (REG_ALLOC_ORDER): Likewise.
1126 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1127 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1128 of frame_pointer_rtx.
1129 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1131 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1133 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1134 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1135 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1137 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1140 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1142 Make CONSTRUCTOR use VEC to store initializers.
1143 * c-common.c (complete_array_type): Update to cope with VEC in
1145 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1146 (pp_c_constructor_elts): New function.
1147 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1148 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1149 struct constructor_stack, struct initializer_stack,
1150 constructor_elements, push_init_level, pop_init_level,
1151 add_pending_init, find_init_member, output_init_element): Update to
1152 cope with VEC in CONSTRUCTOR_ELTS.
1153 * coverage.c (build_fn_info_value, build_ctr_info_value,
1154 build_gcov_info): Likewise.
1155 * expr.c (categorize_ctor_elements_1, store_constructor,
1156 expand_expr_real_1): Likewise.
1157 * fold-const.c (fold_ternary): Likewise.
1158 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1159 gimplify_init_constructor, gimplify_expr): Likewise.
1160 * tree-dump.c (dequeue_and_dump): Likewise.
1161 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1163 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1165 * tree-sra.c (generate_element_init_1): Likewise.
1166 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1167 * tree-ssa-operands.c (get_expr_operands): Likewise.
1168 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1169 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1170 (get_initial_def_for_reduction): Likewise.
1171 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1172 value handle in annotations.
1173 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1174 tree_node_structure): Add support for constr_kind.
1175 (build_vector_from_ctor, build_constructor_single,
1176 build_constructor_from_list): New functions.
1177 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1178 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1179 Update to cope with VEC in CONSTRUCTOR_ELTS.
1180 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1181 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1182 CONSTRUCTOR_APPEND_ELT): New macros.
1183 (struct constructor_elt, struct tree_constructor): New data types.
1184 (union tree_node): Add tree_constructor field.
1185 * treestruct.def: Define TS_CONSTRUCTOR.
1186 * varasm.c (const_hash_1, compare_constant, copy_constant,
1187 compute_reloc_for_constant, output_addressed_constants,
1188 initializer_constant_valid_p, output_constant,
1189 array_size_for_constructor, output_constructor): Update to cope with
1190 VEC in CONSTRUCTOR_ELTS.
1191 * vec.h (VEC_empty, VEC_copy): New macros.
1193 2005-07-19 Devang Patel <dpatel@apple.com>
1195 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1197 2005-07-19 Richard Henderson <rth@redhat.com>
1200 * gimplify.c (gimplify_expr): Use main variant type for the temp
1201 destination for a discarded volatile read.
1202 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1203 casts between non-void types that change volatility.
1205 2005-07-15 DJ Delorie <dj@redhat.com>
1207 * toplev.h: Add comment about the first parameter for warning().
1208 * errors.h: Likewise.
1210 * c.opt (Wpragmas): New.
1211 * doc/invoke.texi: Document it.
1213 * function.c (do_warn_unused_parameter): Add warning control to
1215 * c-decl.c (warn_if_shadowing): Likewise.
1216 * c-lex.c (cb_def_pragma): Likewise.
1217 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1218 (pop_alignment): Likewise.
1219 (handle_pragma_pack): Likewise.
1220 (apply_pragma_weak): Likewise.
1221 (handle_pragma_weak): Likewise.
1222 (handle_pragma_redefine_extname): Likewise.
1223 (add_to_renaming_pragma_list): Likewise.
1224 (handle_pragma_extern_prefix): Likewise.
1225 (maybe_apply_renaming_pragma): Likewise.
1226 (handle_pragma_visibility): Likewise.
1228 * config/c4x/c4x-c.c (BAD): Likewise.
1229 (c4x_parse_pragma): Likewise.
1230 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1231 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1232 (rs6000_pragma_longcall): Likewise.
1233 * config/v850/v850-c.c (pop_data_area): Likewise.
1234 (ghs_pragma_section): Likewise.
1235 (ghs_pragma_section): Likewise.
1236 (ghs_pragma_interrupt): Likewise.
1237 (ghs_pragma_starttda): Likewise.
1238 (ghs_pragma_startsda): Likewise.
1239 (ghs_pragma_startzda): Likewise.
1240 (ghs_pragma_endtda): Likewise.
1241 (ghs_pragma_endsda): Likewise.
1242 (ghs_pragma_endzda): Likewise.
1244 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1245 Kenneth Zadeck <zadeck@naturalbridge.com>
1247 * Makefile.in: Removed tree-promote-statics.c
1248 * tree-promote-statics.c: Removed.
1249 * common.opt: Removed flag-promote-statics.
1251 * passes.c: Removed tree-promote-statics pass.
1252 * tree-pass.h: Ditto.
1253 * timevar.def: Removed TV_PROMOTE_STATICS.
1256 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1258 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1260 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1262 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1265 * c-common.c (check_function_arguments): Call
1266 'check_function_format' if either -Wformat or
1267 -Wmissing-format-attribute are specified.
1268 * c-format.c (check_function_format): Check -Wformat before
1269 calling 'check_format_info'.
1270 * c-opts.c (c_common_post_options): Don't warn for
1271 -Wmissing-format-attribute without -Wformat.
1272 * c-typeck.c (convert_for_assignment): Detect additional cases for
1273 -Wmissing-format-attribute.
1274 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1277 2005-07-19 Richard Guenther <rguenther@suse.de>
1279 * config/i386/i386.md (lrint<mode>2): Use temporary
1280 instead of clobbering non-existent memory.
1282 2005-07-19 Nick Clifton <nickc@redhat.com>
1284 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1285 statement to avoid displaying ASCII control characters.
1287 2005-07-19 Ben Elliston <bje@au.ibm.com>
1289 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1290 * cfganal.c (find_edge_index): Ditto.
1291 * combine.c (combine_instructions): Ditto.
1292 * ddg.c (create_scc): Ditto.
1293 (find_successors): Ditto.
1294 (find_predecessors): Ditto.
1295 (find_nodes_on_paths): Ditto.
1296 (longest_simple_path): Ditto.
1297 * flow.c (update_life_info): Ditto.
1298 (count_or_remove_death_notes): Ditto.
1299 (clear_log_links): Ditto.
1300 * modulo-sched.c (generate_reg_moves): Ditto.
1301 (find_max_asap): Ditto.
1302 (find_max_hv_min_mob): Ditto.
1303 (find_max_dv_min_mob): Ditto.
1304 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1305 * sched-rgn.c (extract_edgelst): Ditto.
1306 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1307 (dump_update_ssa): Ditto.
1308 (ssa_names_to_replace) Ditto.
1309 (switch_virtuals_to_full_rewrite): Ditto.
1310 (update_ssa): Ditto.
1311 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1313 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1315 Fix PR tree-optimization/22483
1317 * tree-complex.c (create_components): Use
1318 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1319 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1320 * tree-flow.h (safe_referenced_var_iterator): New structure.
1321 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1322 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1323 safe_referenced_var iterator.
1324 (add_type_alias): Ditto.
1326 2005-07-19 Steven Bosscher <stevenb@suse.de>
1328 * loop-init.c (rest_of_handle_loop2): Remove.
1329 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1330 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1331 (pass_rtl_loop_init, pass_rtl_loop_done,
1332 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1333 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1334 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1335 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1336 pass_tree_loop_done, and pass_tree_unswitch.
1337 (gate_loop): Rename to gate_tree_loop.
1338 * passes.c (init_optimization_passes): Update for renamed tree
1339 loop passes. Add the new loop2 passes as subpasses of loop2.
1340 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1341 Update for the renamed tree loop passes.
1343 2005-07-18 Ian Lance Taylor <ian@airs.com>
1346 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1347 blocks when optimizing.
1349 2005-07-18 Steve Ellcey <sje@cup.hp.com>
1351 * common.opt (frename-registers): Initialize to 2.
1353 (fgcse-after-reload): Ditto.
1354 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1355 (process_options): Only change flag_web, flag_rename_registers,
1356 and flag_rerun_cse_after_loop if not explicitly set by user.
1358 2005-07-18 Jan Beulich <jbeulich@novell.com>
1360 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1361 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1362 in 64-bit mode the same as DImode in 32-bit mode.
1363 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1364 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1365 mode. Add new mode parameter.
1366 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1367 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1368 x86_64_shift_adj): New expanders.
1369 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1370 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1372 Respective new splitters. Use renamed shift splitter helpers in 32-bit
1373 DImode shift splitters.
1374 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1375 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1378 2005-07-18 Jan Beulich <jbeulich@novell.com>
1380 * i386.md (movdi_extzv_1): New.
1381 (zero_extendhidi2): Combine alternatives and never force use of
1383 (zero_extendqidi2): Likewise. Don't restrict input selection.
1385 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1387 Fix PR tree-optimization/22531
1388 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
1391 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1393 * tree-promote-statics.c (pass_promote_statics): Change dump file
1396 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
1398 * tree-optimize.c (init_tree_optimization_passes): Add
1399 pass_eliminate_useless_stores pass.
1400 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1401 * tree-ssa-pre.c (is_copy_stmt): New function.
1402 (follow_copies_till_vuse): Ditto.
1403 (do_eustores): Ditto.
1404 (gate_eustores): Ditto.
1406 2005-07-16 Richard Henderson <rth@redhat.com>
1408 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1410 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1411 Kenneth Zadeck <zadeck@naturalbridge.com>
1413 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1414 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1415 ipa-type-escape.h, tree-promote-statics.c
1416 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1417 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1418 tree-promote-statics.c: new files.
1419 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1420 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1421 int nonlocal_set_p, mark_constant_function): Deleted.
1422 (rest_of_handle_cfg): Removed call to mark_constant_function.
1423 (nonoverlapping_component_refs_p): Added calls to support
1424 type based aliasing.
1425 * tree-ssa-alias.c (may_alias_p,
1426 compute_flow_insensitive_aliasing): Ditto.
1427 * calls.c (flags_from_decl_or_type): Removed reference to
1429 * c-typeck.c (convert_arguments): Make builtins tolerant of having
1430 too many arguments. This is necessary for Spec 2000.
1431 * cgraph.h (const_function, pure_function): Removed.
1432 * common.opt: Added "fipa-pure-const", "fipa-reference",
1433 "fipa-type-escape", and "ftree-promote-static".
1435 * passes.c: Added ipa and tree-promote-statics passes.
1436 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1437 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1438 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1439 * tree-flow.h: Added exposed sra calls and addition of
1440 reference_vars_info field for FUNCTION_DECLS.
1441 * tree-pass.h: Added passes.
1442 * tree-sra.c: (sra_init_cache): New function.
1443 (sra_insert_before, sra_insert_after) Made public.
1444 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1446 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1447 aliasing. (may_alias_p): Added code to use type escape analysis to
1449 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1450 code to prune clobbers of static variables based on information
1451 produced in ipa-reference pass. Changed call clobbering so that
1452 statics are not marked as clobbered if the call does not clobber
1455 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
1457 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1460 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1462 * doc/install.texi (*-*-solaris2*): Document recommended version
1463 of GNU binutils and mention GNU linker problem on Solaris 10.
1465 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
1468 * c-decl.c (c_build_bitfield_integer_type): New function.
1469 (finish_struct): Call it.
1470 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1472 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1474 * c-typeck.c (digest_init): Call 'convert_for_assignment'
1477 2005-07-16 Jan Hubicka <jh@suse.cz>
1479 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1480 (scale_bbs_frequencies_int): Watch roundoff errors.
1481 * predict.c (return_prediction): Initialize return_stmt.
1483 2005-07-16 Jan Hubicka <jh@suse.cz>
1485 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1486 after RTL profiling.
1488 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
1491 * fold-const.c (build_range_check): Convert high/low to etype
1492 if we are only comparing against exp.
1494 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
1496 Fix PR tree-optimization/22376
1497 * tree-ssa-structalias.c (build_constraint_graph): We really meant
1499 (need_to_solve): New function.
1500 (compute_points_to_sets): Use it.
1502 2005-07-15 Jan Hubicka <jh@suse.cz>
1504 * cfg.c (update_bb_profile_for_threading): More diagnostic.
1505 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1507 2005-07-15 Richard Guenther <rguenther@suse.de>
1509 * c-common.c (handle_flatten_attribute): New function.
1510 Add flatten function attribute.
1511 * doc/extend.texi: Document flatten function attribute.
1512 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1513 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1515 (cgraph_decide_inlining): Handle functions with flatten
1518 2005-07-14 David Edelsohn <edelsohn@gnu.org>
1520 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1521 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1522 UNSPEC_XCHG, UNSPEC_AND): New.
1523 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1524 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1525 * config/rs6000/sync.md (FETCHOP): New code macro.
1526 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1528 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1529 (sync_compare_and_swap<mode>): Same.
1530 (sync_lock_test_and_set<mode>): Same.
1531 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1532 for QImode and HImode, and not PPC405.
1533 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1534 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1535 (sync_<fetchop>{si,di}_internal): New.
1536 (sync_nand{si,di}_internal): New.
1537 (sync_old_<fetchop>{si,di}_internal): New.
1538 (sync_old_nand{si,di}_internal): New
1539 (sync_new_<fetchop>{si,di}_internal): New.
1540 (sync_new_nand{si,di}_internal): New.
1541 (atomic_and{si,di}): New.
1542 (sync_new_nand{si,di}_internal): New.
1543 (atomic_and{si,di}): New.
1544 (sync_add<mode>_internal): Delete.
1545 (sync_addshort_internal): Use unspec instead of unspec_volatile.
1546 (sync_sub<mode>_internal): Delte.
1547 (sync_subshort_internal): New.
1548 (sync_andsi_internal): Use unspec instead of unspec_volatile.
1549 (sync_anddi_internal): Delete.
1550 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1551 (sync_booldi_internal): Delete.
1552 (sync_boolc<mode>_internal): Delete.
1553 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1554 (sync_boolc<mode>_internal2): Delete.
1555 (sync_boolcc<mode>_internal): Delete.
1556 (isync, lwsync): Use unspec instead of unspec_volatile.
1557 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1558 Revert UNSPEC_VOLATILE.
1559 (rs6000_split_atomic_op): New.
1560 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1562 2005-07-14 Eric Christopher <echristo@redhat.com>
1564 * config/mips/mips.c (mips_canonicalize_comparison): Cast
1565 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1567 2005-07-14 Eric Christopher <echristo@redhat.com>
1569 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1571 2005-07-14 Steven Bosscher <stevenb@suse.de>
1573 PR tree-optimization/22230
1574 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1575 the computation of the four cross productions for "range op range".
1577 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
1578 Ulrich Weigand <uweigand@de.ibm.com>
1581 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1584 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1586 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1588 2005-07-14 Steve Ellcey <sje@cup.hp.com>
1590 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
1592 2005-07-14 Richard Guenther <rguenther@suse.de>
1595 * config/i386/i386-protos.h (ix86_function_value): Change
1596 prototype to match new target hook.
1597 * config/i386/i386.c (ix86_value_regno): Change prototype
1598 to take extra type argument.
1599 (TARGET_FUNCTION_VALUE): Define.
1600 (ix86_function_ok_for_sibcall): Pass extra argument to
1601 ix86_value_regno, check return slot rtx for exact match.
1602 (ix86_function_value): Take extra parameter. Dispatch to
1603 ix86_value_regno with fndecl/fntype as provided.
1604 (ix86_value_regno): Handle extra type argument.
1605 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
1607 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
1608 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
1609 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
1610 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
1611 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
1613 2005-07-14 Richard Guenther <rguenther@suse.de>
1615 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
1616 * calls.c (expand_call): Pass fntype to hard_function_value.
1617 (emit_library_call_value_1): Likewise.
1618 * explow.c: Include target.h.
1619 (hard_function_value): Take extra argument, the fntype.
1620 Use new target hook for function_value.
1621 * expr.h (hard_function_value): Change prototype.
1622 * function.c (aggregate_value_p): Pass 0 as fntype to
1623 hard_function_value.
1624 (assign_parms): Use new target hook for function_value.
1625 Pass 0 as fntype to hard_function_value.
1626 (expand_function_end): Likewise.
1627 * reg-stack.c: Include target.h.
1628 (stack_result): Use new target hook for function_value.
1629 * target-def.h: New target hook function_value.
1630 * target.h: Likewise.
1631 * targhooks.c (default_function_value): New function.
1632 * targhooks.h (default_function_value): Declare.
1634 2005-07-13 Ian Lance Taylor <ian@airs.com>
1636 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
1638 2005-07-14 Jan Hubicka <jh@suse.cz>
1640 * tree-dfa.c (dump_variable): Use default_def function.
1641 * tree-ssa-alias.c (dump_points_to_info): Likewise.
1642 * tree-ssa.c (verify_use): Likewise.
1643 * tree-ssanames.c (release_ssa_name): Likewise.
1644 * tree-tailcall.c (eliminate_tail_call): Likewise.
1645 (tree_optimize_tail_calls_1): Likewise.
1646 * tree-vrp.c (get_value_range): Likewise.
1648 2005-07-14 Ben Elliston <bje@au.ibm.com>
1650 * gcc.c (main): Compare language[0] with '*' when iterating over
1653 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1655 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
1656 "s390_emit_compare". Add handling of CCZ1mode.
1657 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
1658 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
1660 (s390_branch_condition_mask): Add CCZ1mode handling.
1661 * config/s390/s390.md: ("seq", "*seq"): New pattern.
1662 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
1663 Use CCZ1mode instead of CCZmode.
1664 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
1666 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1668 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
1670 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
1672 2005-07-13 Eric Christopher <echristo@redhat.com>
1674 * config/mips/mips.c (mips_canonicalize_comparison): New.
1675 (mips_emit_int_relational): Use.
1677 2005-07-13 Eric Christopher <echristo@redhat.com>
1679 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1681 * config/s390/s390.md: Include tpf.md. Move tpf specific
1683 * config/s390/tpf.md: To here.
1684 * config/s390/s390.opt: Move tpf specific options...
1685 * config/s390/tpf.opt: to here. Add mmain option.
1686 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1687 * config/s390/tpf.h: Rewrite.
1689 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1691 * doc/tm.texi: Remove @xref{Cross-profiling}.
1693 2005-07-13 Jeff Law <law@redhat.com>
1695 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
1696 expressions, test their _DECL operands for pointer equality rather
1697 than using operand_equal_p.
1699 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1701 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
1702 (TARGET_POSIX_IO): This.
1703 * config/darwin.h: Likewise.
1704 * config/freebsd.h: Likewise.
1705 * config/linux.h: Likewise.
1706 * config/lynx.h: Likewise.
1707 * config/netbsd.h: Likewise.
1708 * config/rs6000/linux64.h: Likewise.
1709 * config/rs6000/linux.h: Likewise.
1710 * config/s390/tpf.h: Likewise.
1711 * config/sh/embed-elf.h: Likewise.
1712 * config/sparc/linux64.h: Likewise.
1713 * config/sparc/linux.h: Likewise.
1714 * config/svr4.h: Likewise.
1715 * gcov-io.h: Likewise.
1717 * doc/tm.texi: Updated.
1719 * libgcov.c (create_file_directory): Defined only if
1720 TARGET_POSIX_IO is defined.
1721 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
1724 2005-07-13 Jan Hubicka <jh@suse.cz>
1726 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
1728 2005-07-13 David Edelsohn <edelsohn@gnu.org>
1730 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
1731 structure as argument.
1733 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
1735 PR tree-optimization/21921
1736 * tree-iterator.c (tsi_link_before): Support the case when
1737 tsi_end_p (tsi) == true.
1739 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1741 PR tree-optimization/22442
1742 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
1745 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1747 PR rtl-optimization/20376
1748 * toplev.c (process_options): Enable -fweb and -frename-registers when
1750 * doc/invoke.texi: Update the information about when -fweb and
1751 -frename-registers are enabled.
1753 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1756 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
1757 if *rhs_p is not a SSA_NAME.
1759 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
1761 Fix PR tree-optimization/22422
1762 * tree-ssa-structalias.c (struct variable_info): Add flag for
1764 (get_varinfo): Now a static function.
1765 (new_varinfo): init has_union and is_special_var to false.
1766 (solution_set_add): Check has_union.
1767 (do_da_constraint): Move temporary variable so it gets reset
1769 Also check for special variable.
1770 (do_ds_constraint): Ditto.
1771 (do_sd_constraint): Ditto.
1772 (do_structure_copy): Check for special variable.
1773 (find_func_aliases): Ditto.
1774 (init_base_vars): Set special vars properly.
1776 2005-07-13 Jan Hubicka <jh@suse.cz>
1778 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
1781 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
1782 (get_expr_operands): Fix thinko wrt flags and subvars.
1784 PR tree-optimize/22379
1785 * tree-inline.c (expand_call_inline): Do not output sorry in early
1788 2005-07-12 Dale Johannesen <dalej@apple.com>
1790 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
1792 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1795 * host-linux.h: Include limits.h.
1797 2005-07-12 Dale Johannesen <dalej@apple.com>
1799 * expr.c (compress_float_constant): Add cost check.
1800 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
1802 2005-07-12 Dale Johannesen <dalej@apple.com>
1804 * gcc.target/i386/compress-float-sse.c: New.
1805 * gcc.target/i386/compress-float-sse-pic.c: New.
1806 * gcc.target/i386/compress-float-387.c: New.
1807 * gcc.target/i386/compress-float-387-pic.c: New.
1808 * gcc.dg/compress-float-ppc.c: New.
1809 * gcc.dg/compress-float-ppc-pic.c: New.
1811 2005-07-12 Eric Christopher <echristo@redhat.com>
1813 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1815 * config/s390/s390.md: Include tpf.md. Move tpf specific
1817 * config/s390/tpf.md: To here.
1818 * config/s390/s390.opt: Move tpf specific options...
1819 * config/s390/tpf.opt: to here. Add mmain option.
1820 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1821 * config/s390/tpf.h: Rewrite.
1823 2005-07-12 Eric Christopher <echristo@redhat.com>
1825 * gcc.c (struct infile): Update comment for language.
1826 (main): Rewrite input file resetting code.
1828 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1831 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
1832 requiring a cast in a non RHS of modify_expr. Add a cast when required.
1833 (lookup_avail_expr): Use constant_boolean_node instead
1834 of boolean_false_node/boolean_true_node.
1836 2005-07-12 Ben Elliston <bje@au.ibm.com>
1838 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1839 and use it when printing num_edges.
1841 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
1843 * doc/extend.texi (Blackfin Built-in Functions): New section.
1844 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1847 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
1849 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1850 s/cmpstrsi/cmpstrnsi
1851 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1853 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1854 (init_optabs): Initialize cmpstrn_optab.
1855 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1856 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1857 * expr.c: (enum insn_code cmpstrn_optab): Declare.
1858 * config/i386/i386.md: s/cmpstr/cmpstrn
1859 * config/c4x/c4x.md: s/cmpstr/cmpstrn
1860 * doc/md.texi: Update documentation.
1862 2005-07-11 Richard Henderson <rth@redhat.com>
1864 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1865 build_va_arg_indirect_ref.
1866 (alpha_gimplify_va_arg): Likewise.
1867 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1868 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1869 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1870 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1871 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1872 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1874 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1876 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1878 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
1879 * passes.c (init_optimization_passes): Add pass_empty_loop.
1880 * tree-pass.h (pass_empty_loop): Declare.
1881 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
1882 try_remove_empty_loop, remove_empty_loops): New functions.
1883 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
1884 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
1886 2005-07-12 Peter Barada <peter@the-baradas.com>
1890 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1891 in address registers.
1892 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1893 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1894 alternative of addsi3_5200.
1896 2005-07-11 Ian Lance Taylor <ian@airs.com>
1898 * config/mips/mips.md (ffs<mode>2): Remove.
1900 2005-07-11 Ian Lance Taylor <ian@airs.com>
1902 * doc/tree-ssa.texi (Cleanups): Improve description of
1904 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1906 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1908 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1909 * tree.h (DECL_ARGUMENT_FLD): New macro.
1911 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1913 Fix PR tree-optimization/22404
1915 * tree-ssa-structalias.c (create_variable_info_for): Use
1918 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
1920 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1921 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1922 for second comparison operand.
1923 * config/bfin/predicates.md (reg_or_const_int_operand): New.
1925 * config/bfin/bfin.md (define_attr "type"): Add "sync".
1926 (define_insn_reservation "alu"): Likewise.
1927 (csync, ssync): Now of type sync.
1928 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1929 -mcsync-anomaly -mspecld-anomaly.
1930 * config/bfin/bfin.opt (mcsync): Remove.
1931 (mcsync-anomaly, mspecld-anomaly): Add.
1932 * config/bfin/bfin.c: Include "insn-codes.h".
1933 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1934 (TARGET_DEFAULT_TARGET_FLAGS): New.
1935 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1937 2005-07-11 Steven Bosscher <stevenb@suse.de>
1939 * basic-block.h: Give the BB flags enum a name, bb_flags.
1940 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1941 * cfgcleanup.c (enum bb_flags): Remove here.
1942 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1943 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1944 (update_forwarder_flag): Likewise.
1945 (thread_jump): Likewise.
1946 (try_forward_edges): Likewise.
1947 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
1948 forwarder flags. Don't clear bb->aux for all basic blocks. Only
1949 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1951 2005-07-11 Richard Guenther <rguenther@suse.de>
1953 * config/i386/i386.opt: New target option -msseregparm.
1954 * config/i386/i386.c (override_options): Error out for
1955 -msseregparm but no SSE support.
1956 (ix86_function_sseregparm): Check for global sseregparm.
1957 * doc/invoke.texi: Document -msseregparm.
1959 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1961 * config.gcc (m32r-*-linux*): Use the default extra_parts.
1962 (m32rle-*-linux*): Ditto.
1964 2005-07-11 Jakub Jelinek <jakub@redhat.com>
1966 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1967 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1970 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1974 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1975 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1977 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
1979 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1980 (varmap): Heapify varmap.
1981 (constraints): Heapify constraints.
1982 (struct constraint_graph): Heapify succs and preds.
1983 (constraint_vec_find): Update for heapification.
1984 (constraint_set_union): Ditto.
1985 (insert_into_complex): Ditto.
1986 (constraint_edge_vec_find): Ditto.
1987 (erase_graph_self_edge): Ditto.
1988 (add_graph_edge): Ditto.
1989 (get_graph_weights): Ditto.
1990 (merge_graph_nodes): Ditto.
1991 (build_constraint_graph): Ditto.
1992 (topo_visit): Ditto.
1993 (solve_graph): Ditto.
1994 (create_variable_info_for): Ditto.
1995 (init_base_vars): Ditto.
1996 (delete_points_to_sets): Free graph, varmap, and complex constraints.
1997 (condese_varmap_nodes): Free complex vector.
1998 (clear_edges_for_node): Clear succs and preds vector.
2000 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2002 * tree-ssa-structalias.c (update_alias_info): Change counting of
2003 references to not include vdefs.
2005 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2007 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2010 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2012 * pa.c (pa_commutative_p): Make PLUS commutative when
2013 TARGET_NO_SPACE_REGS is true.
2015 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2017 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2018 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2019 * tree-dfa.c (dump_subvars_for): New.
2020 (debug_subvars_for): New.
2021 (dump_variable): Show subvariables if VAR has them.
2022 * tree-flow-inline.h (get_subvar_at): New.
2023 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2024 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2026 (struct subvar): Change fields offset and size to unsigned
2028 (dump_subvars_for): Declare.
2029 (debug_subvars_for): Declare.
2030 (get_subvar_at): Declare.
2031 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2032 to unsigned HOST_WIDE_INT *.
2033 (overlap_subvar): Likewise.
2034 * tree-gimple.c (is_gimple_reg): Always return false for
2035 SFTs and memory tags.
2036 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2038 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2039 (compute_may_aliases): Call compute_points_to_sets.
2040 (collect_points_to_info_for): Remove.
2041 (compute_points_to_and_addr_escape): Remove.
2042 (delete_alias_info): Call delete_points_to_sets.
2043 (compute_flow_sensitive_aliasing): If the call to
2044 find_what_p_points_to returns false, call set_pt_anything.
2045 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2046 (set_pt_anything): Clear pi->pt_vars.
2047 (set_pt_malloc): Remove.
2048 (merge_pointed_to_info): Remove.
2049 (add_pointed_to_expr): Remove.
2050 (add_pointed_to_var): Remove.
2051 (collect_points_to_info_r): Remove.
2052 (is_escape_site): Make extern.
2054 (create_overlap_variables_for): Call it.
2055 * tree-ssa-copy.c (merge_alias_info): Never merge
2056 flow-sensitive alias information.
2057 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2058 offset and size to be unsigned HOST_WIDE_INT.
2059 (add_to_addressable_set): Rename from note_addressable.
2060 Set TREE_ADDRESSABLE as the variables are added to the set.
2062 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2063 operands into VUSEs when adding V_MAY_DEFs for members in an
2065 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2066 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2067 (struct variable_info): Add bitfield is_heap_var.
2068 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2069 (new_var_info): Initialize is_heap_var.
2070 (get_constraint_for): Add HEAP variables to the symbol table.
2071 Mark them with is_heap_var.
2072 (update_alias_info): New. Taken mostly from the old
2073 compute_points_to_and_addr_escape.
2074 (handle_ptr_arith): New.
2075 (find_func_aliases): Call update_alias_info.
2076 Call handle_ptr_info for tcc_binary expressions.
2077 Call mark_stmt_modified.
2078 (create_variable_info_for): If DECL has subvars, do not create
2079 variables for its subvars. Always add all the fields.
2080 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2081 SFTs, then add all the SFTs of the structure.
2082 If VI->DECL is an aggregate with subvariables, add the SFT at
2084 (find_what_p_points_to): If VI is an artificial variable,
2085 translate to bitfields in SSA_NAME_PTR_INFO.
2086 If the solution is empty, set pi->pt_vars to NULL
2087 (init_base_vars): Create ANYOFFSET.
2088 (compute_points_to_sets): Rename from create_alias_vars.
2090 (pass_build_pta): Remove.
2091 (delete_points_to_sets): Rename from delete_alias_vars.
2092 (pass_del_pta): Remove.
2093 * tree-ssa-structalias.h (struct alias_info): Move from
2095 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2096 NUM_REFERENCES_SET): Likewise.
2097 (compute_points_to_sets, delete_points_to_sets): Declare.
2099 2005-07-09 Richard Henderson <rth@redhat.com>
2101 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2102 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2103 alpha_split_lock_test_and_set_12): New functions.
2104 * config/alpha/alpha-protos.h: Update.
2105 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2106 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2107 * config/alpha/sync.md (I12MODE): New.
2108 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2109 (sync_<fetchop_name><I48MODE>): Likewise.
2110 (sync_nand<I48MODE>): Likewise.
2111 (sync_old_<fetchop_name><I48MODE>): Likewise.
2112 (sync_new_<fetchop_name><I48MODE>): Likewise.
2113 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2114 (sync_compare_and_swap<I48MODE>): Likewise.
2115 (sync_lock_test_and_set<I48MODE>): Likewise.
2116 (sync_compare_and_swap<I12MODE>): New.
2117 (sync_compare_and_swap<I12MODE>_1): New.
2118 (sync_lock_test_and_set<I12MODE>): New.
2119 (sync_lock_test_and_set<I12MODE>_1): New.
2121 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2125 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2127 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2129 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2130 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2132 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2135 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2137 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2139 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2140 memory_operand constraint.
2141 (store_conditional_<mode>): Same.
2142 (sync_compare_and_swap<mode>): Same.
2143 (sync_lock_test_and_set<mode>): Same.
2145 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2147 Rewrite PIC support to more closely model actual instructions.
2148 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2149 (cris_symbol): Remove prototypes for removed functions.
2150 (cris_pic_symbol_type_of, cris_valid_pic_const)
2151 (cris_expand_pic_call_address): Prototypes for new functions.
2152 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2154 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2156 <case ':'>: Add case for new punctuation character.
2157 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2158 emitting (extra) PIC modifier.
2159 <case UNSPEC>: Do not assert for PLT.
2160 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2161 (cris_expand_prologue, cris_expand_epilogue): Check
2162 for pic_offset_table_rtx usage instead of taking
2163 current_function_uses_pic_offset_table as the final word.
2164 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2165 Remove flag_pic difference.
2166 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2167 the moral equivalents of...
2168 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2170 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2171 (cris_handle_option): Mark ARG as unused.
2172 (cris_expand_pic_call_address): New worker function for "call",
2174 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2175 output PIC constructs here.
2176 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2177 as symbol-specific modifers, not whole or part of operands.
2178 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2179 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2180 constants and flag_pic.
2181 (CONSTANT_INDEX_P): Adjust for new functions.
2182 (enum cris_pic_symbol_type): New helper type.
2183 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2184 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2185 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2187 ("movsi"): Emit actual instructions for GOT and relative access.
2188 ("*movsi_got_load"): New pattern to set up the register holding
2190 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2191 Adjust FIXME for 'S'.
2192 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2193 Use "movs" for -fpic cases.
2194 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2195 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2196 ("call", "call_value"): Just call cris_expand_pic_call_address for
2198 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2199 Remove special pattern.
2200 ("*expanded_call_side", "*expanded_call_value_side"): New
2202 (gotplt-to-plt, gotplt-to-plt-side-call)
2203 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2205 * config/cris/cris/predicates.md
2206 ("cris_general_operand_or_gotless_symbol"): Remove unused
2208 ("cris_general_operand_or_symbol"): Adjust for new functions.
2210 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2212 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2214 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2216 * Makefile.in (TREE_H): Add treestruct.def.
2217 (c-decl.o): Add pointer-set.h
2218 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2219 visibility on regular DECL's.
2220 (merge_decls): Fix the copying of decl nodes of various types for
2221 the new structures. Don't update RTL, section name, weak status,
2222 etc, on DECL's without RTL.
2223 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2224 Don't check volatile on non-variable types.
2225 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2226 to check whether we have seen arguments.
2227 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2228 flag is checked before field (flag is common, field is not).
2229 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2230 TS_DECL_COMMON could have an origin.
2231 (add_location_or_const_value_attribute): Don't check section name
2232 on non-var/function decls.
2233 (dwarf2out_var_location): Reverse order of tests.
2234 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2235 with DECL_WRTL_CHECK.
2236 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2237 * fold-const.c (fold_binary): Don't check weakness on
2238 non-var/function decls.
2239 (tree_expr_nonzero_p): Ditto.
2240 (fold_checksum_tree): Use tree_decl_extra as sizeof
2242 * ggc-page.c (extra_order_size_table): Add sizes for
2243 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2245 * gimplify.c (gimplify_bind_expr): Only set
2246 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2247 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2249 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2250 * langhooks.h (init_ts). New langhook.
2251 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2252 * print-tree.c (print_node): Update to only print fields that
2253 exist in the structures the passed decl has.
2254 * toplev.c (wrapup_global_declarations): Don't reset
2255 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2256 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2257 * tree-inline.c (remap_decl): Ditto.
2258 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2259 * tree-pretty-print.c (print_declaration): Don't print
2260 DECL_REGISTER on things that don't contain it.
2261 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2262 non-var/function decls.
2263 * tree.c (tree_contains_struct): New structure.
2264 (init_priority_for_decl): New hashtable.
2265 (tree_int_map): New structure.
2266 (tree_int_map_eq): New function.
2267 (tree_int_map_marked_p): Ditto.
2268 (tree_int_map_hash): Ditto.
2269 (tree_map): Move to tree.h.
2270 (tree_map_eq): Externalize.
2271 (tree_map_hash): Ditto.
2272 (tree_map_marked_p): Ditto.
2273 (init_ttree): Set up tree_contains_struct and call langhook.
2274 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2275 (tree_code_size): Update for new structures.
2276 (tree_node_structure): Update for new structures.
2277 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2279 (copy_node_stat): Copy init priority.
2280 (build_decl_stat): Ditto for visibility.
2281 (ts_enum_names): New.
2282 (tree_contains_struct_check_failed): New function.
2283 (decl_init_priority_lookup): Ditto.
2284 (decl_init_priority_insert): Ditto.
2285 * treestruct.def: New file.
2286 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2287 (CONTAINS_STRUCT_CHECK): Ditto.
2288 (tree_contains_struct_check_failed): New prototype.
2289 (DECL_CHECK): Removed.
2290 (DECL_MINIMAL_CHECK): New.
2291 (DECL_COMMON_CHECK): Ditto.
2292 (DECL_WRTL_CHECK): Ditto.
2293 (DECL_NON_COMMON_CHECK): Ditto.
2294 (DECL_WITH_VIS_CHECK): Ditto.
2295 (VAR_OR_FUNCTION_DECL_P): Ditto
2296 (struct tree_decl_minimal): New structure.
2297 (struct tree_decl_common): Ditto.
2298 (struct tree_decl_with_rtl): Ditto.
2299 (struct tree_decl_with_vis): Ditto.
2300 (struct tree_decl_non_common): Ditto.
2301 (struct tree_field_decl): Ditto.
2302 (struct tree_parm_decl): Ditto.
2303 (struct tree_var_decl): Ditto.
2304 (struct tree_function_decl): Ditto.
2305 (struct tree_const_decl): Ditto.
2306 (struct tree_result_decl): Ditto.
2307 (union tree_node): Add new structures.
2308 * var-tracking.c (track_expr_p): Reverse order of tests.
2310 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2312 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2314 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2315 * system.h: Poison FINALIZE_PIC.
2316 * doc/tm.texi (FINALIZE_PIC): Remove.
2318 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2321 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2322 to the correct type if we have a MODIFY_EXPR.
2324 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2326 PR tree-optimization/22360
2327 * tree.c (upper_bound_in_type): Fix calculations for casting
2328 to a non-wider signed type and casting a signed value to a
2329 wider unsigned type.
2330 (lower_bound_in_type): Fix calculations for casting to a
2331 non-wider signed type.
2333 PR tree-optimization/20139
2334 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2336 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2337 fold_cond_expr_cond.
2338 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2339 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2341 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2344 * tree-complex.c (expand_complex_libcall): Produce
2345 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2347 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2349 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2350 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2351 b" assert and inserted fastpath code for this case.
2352 (bitmap_ior): Removed "a != b" assert.
2354 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2356 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2357 (ENDFILE_SPEC): Likewise.
2358 * config/m32r/m32r.h (ASM_SPEC): Likewise.
2360 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2361 a large stack frame at epilogue.
2363 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
2365 * final.c: Include sdbout.h when required.
2367 2005-07-07 Geoffrey Keating <geoffk@apple.com>
2369 * config.gcc (*-*-darwin*): Only one target-specific header file
2371 (powerpc-*-darwin*): Add version-specific header files.
2372 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2373 * config.in: Regenerate.
2374 * configure: Regenerate.
2375 * gcc.c: Include xregex.h.
2376 (version_compare_spec_function): New.
2377 (spec_function): Add version-compare.
2378 (replace_outfile_spec_function): Reformat comment.
2379 (compare_version_strings): New.
2380 * config/darwin-c.c (version_as_macro): New.
2381 (builtin_define): New.
2382 (darwin_cpp_builtins): New.
2383 * config/darwin-protos.h (darwin_cpp_builtins): New.
2384 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2385 (LIB_SPEC): Make unconditional, update comment.
2386 (TARGET_C99_FUNCTIONS): Define.
2387 * config/darwin.opt: Sort.
2388 (mmacosx-version-min=): New.
2389 * config/darwin7.h: Delete.
2390 * config/darwin8.h: Delete.
2391 * config/i386/darwin.h (): Call darwin_cpp_builtins.
2392 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2393 (TARGET_C99_FUNCTIONS): Define.
2394 * config/rs6000/darwin7.h: New.
2395 * config/rs6000/darwin8.h: New.
2396 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2397 (-mmacosx-version-min): Document.
2399 2005-07-07 Ian Lance Taylor <ian@airs.com>
2401 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2403 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
2406 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2408 2005-07-07 Khem Raj <kraj@mvista.com>
2410 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2411 in bytes, not words.
2413 2005-07-07 Paul Brook <paul@codesourcery.com>
2415 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2416 DEFAULT_FUNCTION_ARG_PADDING to upward.
2418 2005-07-07 Richard Henderson <rth@redhat.com>
2420 * function.c (locate_and_pad_parm): Record parameter alignment in
2421 stack_alignment_needed.
2423 2005-07-07 David Edelsohn <edelsohn@gnu.org>
2425 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2426 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2427 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2428 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2429 (define_attr "type"): Add isync, sync, load_l, store_c.
2430 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2431 Create scratch volatile MEM.
2432 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
2434 (load_locked_<mode>): New.
2435 (store_conditional_<mode>): New.
2436 (sync_compare_and_swap<mode>): Replace with splitter.
2437 (sync_lock_test_and_set<mode>): Replace with splitter.
2438 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2440 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
2441 is ics. Attribute isync.
2442 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
2444 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2445 and UNSPECV_SYNC_OP.
2446 (emit_unlikely_jump): New.
2447 (emit_load_locked): New.
2448 (emit_store_conditional): New.
2449 (rs6000_split_compare_and_swap): New.
2450 (rs6000_split_lock_test_and_set): New.
2451 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2452 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2453 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2454 rs6000_split_lock_test_and_set): Declare.
2455 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2456 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2457 store_c, isync, sync.
2459 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
2461 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2462 filenames to gtyp-gen.h.
2463 (s-typ-gen): Use it in place of for loops.
2465 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
2467 * hooks.c (hook_bool_rtx_int_false): New function.
2468 * hooks.h (hook_bool_rtx_int_false): Declare.
2469 * target-def.h (TARGET_COMMUTATIVE_P): Define.
2470 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2471 * target.h (struct gcc_target): Add commutative_p member.
2472 * targhooks.c (hook_bool_rtx_commutative_p): New function.
2473 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2474 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2475 (pa_commutative_p): New function.
2476 * jump.c (target.h): Include.
2477 (rtx_renumbered_equal_p): Use targetm.commutative_p.
2478 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2480 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2482 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2483 (s390_expand_setmem): New.
2484 * config/s390/s390.c: Likewise.
2485 (print_shift_count_operand): Truncate to 12 bits instead of 6.
2487 * config/s390/s390.md: ("setmem<mode>"): Accept character as
2488 general_operand. Call new function "s390_expand_setmem".
2489 ("clrmem_long", "*clrmem_long"): Rewrite to ...
2490 ("setmem_long", "*setmem_long"): ... this.
2492 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2494 * config/s390/s390.c: (optimization_options): Enable
2495 TARGET_MVCLE at -Os.
2496 * doc/invoke.texi: Document changes in default behaviour.
2497 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2499 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
2501 * expr.c: (set_storage_via_setmem): Convert opchar to mode
2502 defined by back-end.
2504 2005-07-07 Jakub Jelinek <jakub@redhat.com>
2506 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2507 all sets in the pattern.
2508 * config/rs6000/rs6000.md (stack_protect_testsi,
2509 stack_protect_testdi): Likewise.
2511 2005-07-06 Jeff Law <law@redhat.com>
2513 * tree-vrp.c (simplify_using_ranges): Kill.
2514 (vrp_finalize): Remove call to simplify_using_ranges.
2515 (simplify_stmt_using_ranges): New function extracted from
2516 simplify_using_ranges.
2517 (simplify_div_or_mod_using_ranges): Likewise.
2518 (simplify_abs_using_ranges): Likewise.
2519 (simplify_cond_using_ranges): New function.
2520 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2521 * tree-ssa-propagate.c (substitute_and_fold): Call
2522 simplify_stmt_using_ranges if we have range information.
2524 2005-07-06 James E. Wilson <wilson@specifixinc.com>
2526 * config/ia64/ia64.c (ia64_reorg): Check optimize before
2527 ia64_flag_schedule_isns2.
2529 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2530 reading/writing general registers.
2531 (ia64_function_arg): Revert 2005-06-18 change.
2533 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2535 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2536 (legitimize_tls_address): Use gcc_unreachable instead of abort.
2538 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
2540 * function.c (expand_function_end): Revert part of 2005-06-27
2541 patch. Do sjlj_emit_function_exit_after after return_label.
2543 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2545 * doc/install.texi (--disable-libssp): New.
2547 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
2549 * doc/invoke.texi: Update -fforce-mem documentation.
2550 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
2551 code for -fforce-mem.
2552 * expmed.c: (store_bit_field,store_fixed_bit_field,
2553 extract_bit_field): Ditto.
2554 * expr.c: (convert_move): Ditto.
2555 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2556 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2557 emit_conditional_add,expand_float,expand_fix): Ditto.
2558 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2559 (common_handle_option): Issue warning when -fforce-mem specified.
2561 2005-07-06 Paul Brook <paul@codesourcery.com>
2563 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2565 * configure: Regenerate.
2567 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
2569 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2571 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
2573 Fix PR tree-optimization/22319
2574 Fix PR tree-optimization/22140
2575 Fix PR tree-optimization/22310
2577 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2578 variable sized types.
2579 Use correct type for intermediate structure on *a = *b structure
2582 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2584 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2586 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2587 (machine_function): Move typedef to...
2588 * config/rs6000/rs6000.c (machine_function): ... here. Add
2589 varargs_save_offset field.
2590 (rs6000_stack_t): Remove varargs_size field.
2591 (setup_incoming_varargs): Allocate varargs save area using
2592 assign_stack_local, try to make it as small as possible.
2593 Save offset from virtual_stack_vars_rtx to the save area
2594 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
2595 instead of magic 8 when fp word byte size is used.
2596 (rs6000_va_start): Use cfun->machine->varargs_save_offset
2597 instead of -RS6000_VARARGS_SIZE.
2598 (rs6000_stack_info, debug_stack_info,
2599 rs6000_initial_elimination_offset): Remove all traces of
2601 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
2602 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
2603 RS6000_VARARGS_AREA.
2605 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
2607 PR tree-optimization/21963
2608 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
2609 constant_multiple_of in the same way get_computation_cost_at does.
2611 2005-07-06 Jakub Jelinek <jakub@redhat.com>
2613 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
2614 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
2615 (gen_compare_reg): If sparc_compare_emitted is set, clear it
2616 and return its previous value.
2617 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
2618 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
2620 (stack_protect_set, stack_protect_test): New expanders.
2621 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
2622 stack_protect_testdi): New insns.
2623 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2624 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2626 2005-07-06 Jeff Law <law@redhat.com>
2628 * tree-ssa-dce.c (cfg_altered): New global.
2629 (tree_dce_init): Initialize cfg_altered.
2630 (remove_dead_stmt): If we remove an edge in the CFG, then set
2632 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
2635 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
2637 * Makefile.in (stamp-collect-ld): Use
2638 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
2639 ./collect-ld if it already exists.
2640 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
2641 Don't remove ./nm if it already exists.
2643 2005-07-05 Devang Patel <dpatel@apple.com>
2645 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
2646 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
2647 * tree-vectorizer.c (vect_loop_location): New.
2648 (vect_print_dump_info): Use vect_loop_location.
2649 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
2650 (vectorize_loops): Set vect_loop_location.
2651 * tree-vect-analyze.c (vect_analyze_offset_expr,
2652 vect_determin_vectorization_factor, vect_analyze_operations,
2653 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
2654 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
2655 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
2656 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
2657 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
2658 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
2659 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
2660 vect_analyze_loop): Adjust vect_print_dump_info API.
2661 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
2662 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
2663 vect_finish_stmt_generation, vectorizable_assignment,
2664 vectorizable_operation, vectorizable_store, vectorizable_load,
2665 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
2666 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
2667 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
2668 vect_transform_loop): Same.
2669 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
2670 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
2673 2005-07-05 Randolph Chung <tausq@debian.org>
2675 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
2676 * configure: Regenerate.
2677 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
2678 (pa_tls_referenced_p): Declare.
2679 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
2680 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
2681 (legitimize_tls_address): New.
2682 (hppa_legitimize_address): Handle TLS addresses.
2683 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
2684 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2685 (emit_move_sequence): Handle TLS addresses.
2686 (pa_encode_section_info): Call default handler to handle common
2688 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
2689 (CONSTANT_ADDRESS_P): Reject TLS operands.
2690 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
2691 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
2692 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
2693 (UNSPEC_TLSLE): Define new constants.
2694 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
2695 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
2696 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
2697 (tie_symbolic_operand, tle_symbolic_operand): New
2699 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
2701 * aclocal.m4: Update macros for autoconf 2.59 style.
2702 * configure.ac: Likewise.
2704 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2706 * pa.c (function_value): Handle small aggregates on 32-bit targets.
2707 (function_arg): Pass small aggregates in general registers on 32-bit
2709 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2711 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
2713 * Makefile.in (final.o): Fix dependencies.
2715 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2719 * langhooks.h (struct lang_hooks): Add expr_to_decl.
2720 * langhooks.c (lhd_expr_to_decl): New.
2721 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
2723 (LANG_HOOKS_INITIALIZER): Update.
2724 * tree.c (recompute_tree_invarant_for_addr_expr): Call
2725 expr_to_decl langhook.
2726 * c-tree.h (c_expr_to_decl): Declare.
2727 * c-typeck.c (c_expr_to_decl): New.
2728 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
2730 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2732 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2735 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
2736 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2738 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
2740 * Makefile.in: Adjust dependencies.
2741 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
2742 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
2743 * alias.c (rest_of_handle_cfg, pass_cfg): New.
2744 * bb-reorder.c (duplicate_computed_gotos): Make it static.
2745 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
2746 rest_of_compilation.
2748 * bb-reorder.c (gate_duplicate_computed_gotos,
2749 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
2750 rest_of_handle_reorder_blocks, pass_reorder_blocks,
2751 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
2752 pass_partition_blocks): New.
2753 * bt-load.c (gate_handle_branch_target_load_optimize,
2754 rest_of_handle_branch_target_load_optimize,
2755 pass_branch_target_load_optimize): New.
2756 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
2758 * cfglayout.c (pass_insn_locators_initialize): New.
2759 * cfgrtl.c (pass_free_cfg): New.
2760 * combine.c (gate_handle_combine, rest_of_handle_combine,
2762 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
2763 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
2764 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
2765 * except.c (pass_set_nothrow_function_flags,
2766 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
2768 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
2769 rest_of_handle_shorten_branches, pass_shorten_branches,
2770 rest_of_clean_state, pass_clean_state): New.
2771 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
2772 rest_of_handle_remove_death_notes, pass_remove_death_notes,
2773 rest_of_handle_life, pass_life, rest_of_handle_flow2,
2775 * function.c (pass_instantiate_virtual_regs, pass_init_function,
2776 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
2777 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2778 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
2780 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
2781 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
2782 pass_rtl_ifcvt, gate_handle_if_after_combine,
2783 rest_of_handle_if_after_combine, pass_if_after_combine,
2784 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
2785 pass_if_after_reload): New.
2786 * integrate.c (pass_initial_value_sets): New.
2787 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
2788 pass_purge_lineno_notes): New.
2789 * mode-switching.c (rest_of_handle_mode_switching,
2790 pass_mode_switching): New.
2791 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
2792 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
2794 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
2795 pass_loop_optimize): New.
2796 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
2798 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
2800 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
2801 pass_postreload_cse): New.
2802 * profile.c (gate_handle_profiling, pass_profiling,
2803 rest_of_handle_branch_prob, pass_branch_prob): New.
2804 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
2805 pass_split_before_regstack, gate_handle_split_before_regstack,
2806 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
2807 rest_of_handle_split_all_insns, pass_split_all_insns): New.
2808 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
2809 pass_stack_regs): New.
2810 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
2811 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
2812 pass_stack_adjustments): New.
2813 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
2814 pass_regrename): New.
2815 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
2816 pass_delay_slots, gate_handle_machine_reorg,
2817 rest_of_handle_machine_reorg, pass_machine_reorg): New.
2818 * rtl.h (extern void purge_line_number_notes): New.
2819 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
2820 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
2822 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
2824 * value-prof.c (gate_handle_value_profile_transformations,
2825 rest_of_handle_value_profile_transformations,
2826 pass_value_profile_transformations): New.
2827 * var-tracking.c (gate_handle_var_tracking,
2828 pass_variable_tracking): New.
2829 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
2831 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
2832 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
2833 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
2834 rest_of_handle_old_regalloc, rest_of_handle_regrename,
2835 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
2836 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
2837 rest_of_handle_gcse2, rest_of_handle_regmove,
2838 rest_of_handle_tracer, rest_of_handle_if_conversion,
2839 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2840 rest_of_handle_web, rest_of_handle_branch_prob,
2841 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2842 rest_of_handle_jump_bypass, rest_of_handle_combine,
2843 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2844 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2845 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2846 rest_of_handle_mode_switching, rest_of_handle_jump,
2847 rest_of_handle_eh, rest_of_handle_stack_adjustments,
2848 rest_of_handle_flow2, rest_of_handle_jump2,
2849 rest_of_handle_peephole2, rest_of_handle_postreload,
2850 rest_of_handle_shorten_branches, rest_of_clean_state,
2851 rest_of_compilation): Remove.
2853 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2854 * passes.c (dump_flags, in_gimple_form, all_passes,
2855 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2856 register_dump_files, next_pass_1, last_verified, execute_todo,
2857 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2858 from tree-optimize.c.
2859 (init_optimization_passes): Moved from tree-optimize.c,
2860 adding the RTL optimizations.
2861 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2862 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2863 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2864 register_dump_files, next_pass_1, last_verified, execute_todo,
2865 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2866 init_tree_optimization_passes, ipa_passes): Delete.
2867 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2869 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2870 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2872 (ipa_passes): Remove.
2873 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2874 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2875 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2876 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2877 (dump_info_p, dump_flag): Moved to tree-dump.h.
2879 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
2881 * passes.c (finish_optimization_passes): Use dump_begin
2882 and dump_end, TDI_end.
2883 (gate_rest_of_compilation): New.
2884 (pass_rest_of_compilation): Use it.
2885 (gate_postreload, pass_postreload): New.
2886 * toplev.c (general_init): Rename init_tree_optimization_passes.
2887 * toplev.h (init_tree_optimization_passes): Rename to
2888 init_optimizations_passes.
2889 * tree-dump.c (dump_flag): Make static.
2890 (dump_files): Remove RTL dumps.
2891 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2892 pass_cleanup_cfg, pass_free_cfg_annotations,
2893 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2894 pass_init_datastructures, pass_fixup_cfg): Make non-static.
2895 * tree-pretty-print.c: Include tree-pass.h.
2896 * cgraph.c: Include tree-dump.h.
2898 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2900 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2901 Only fall back to saying it points to readonly memory if
2904 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2906 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2907 * config/m32r/m32r.c (m32r_compute_frame_size,
2908 m32r_expand_prologue): Take current_function_profile into
2909 account whenever we reference
2910 current_function_uses_pic_offset_table.
2911 (m32r_finalize_pic): Remove.
2912 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2914 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
2916 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2917 instead of $<. Don't remove ./as if it already exists.
2919 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2922 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2923 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2924 for complex modes when generating code for PA 1.0.
2925 (VALID_FP_MODE_P): New macro.
2926 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2927 sets for all general and floating point modes. Align wide floating
2928 point modes to even register boundaries to comply with architectural
2930 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2931 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2932 (VALID_FP_MODE_P): New macro.
2933 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2934 sets for all general and floating point modes. Align wide floating
2935 point modes to even register boundaries to comply with architectural
2938 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2940 * tree-dump.c (dump_files): Initialize dump number for .cgraph
2943 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2945 * tree-ssa-structalias.c: Don't include expr.h.
2947 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2949 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2952 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2954 Fix PR tree-optimization/22279
2956 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2959 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
2961 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2963 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2965 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2966 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2967 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2968 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2969 config/stormy16/stormy16.c, config/v850/v850.c,
2970 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2971 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2972 Avoid "." or "\n" at end of diagnostics and capital letters at
2973 start of diagnostics.
2974 * combine.c, cse.c: Don't translate dump file output.
2975 * toplev.c (print_version): Only translate output if going to
2978 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2980 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2981 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2984 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2986 * pa.c (fix_range): Fix typo in comment.
2988 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2990 * tree-vrp.c (extract_range_from_assert): Replace
2991 fold (build (...)) with fold_build2.
2993 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2995 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2996 gcc_gfc_char_table, init_dynamic_gfc_info): New.
2997 (format_types_orig, handle_format_attribute): Add support for
3000 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3002 * varasm.c (assemble_variable): Fix format specifier thinko.
3004 2005-07-03 Ira Rosen <irar@il.ibm.com>
3006 PR tree-optimization/22029 (and 22135)
3007 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3008 a phi node before calling dump_vops.
3010 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3012 * tree-dump.h (dump_string_field): Declare.
3013 * tree-dump.c: Use it instead of dump_string.
3014 (dump_string_field): Make non-static.
3016 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3018 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3019 up the minimal CFG stuff always when optimize > 0. Call
3020 split_all_insns_noflow in PIC case if needed.
3022 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3023 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3026 * c-decl.c (c_write_global_declarations): Dump contents of
3028 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3029 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3030 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3031 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3034 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3036 * c-common.h (GCC_DIAG_STYLE): Define.
3037 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3038 version for format checking to 4.1.
3039 * c-format.c: Include toplev.h after c-common.h.
3040 (enum format_type): Add gcc_tdiag_format_type.
3041 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3042 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3043 (format_types_orig): Add gcc_tdiag.
3044 (init_dynamic_diag_info): Support gcc_tdiag formats.
3045 (handle_format_attribute): Likewise.
3046 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3047 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3048 version for format checking to 4.1.
3049 (warning0, warning, error, pedwarn, sorry): Use
3051 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3052 (finish_aliases_1): Do not use %qE.
3053 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3054 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3055 Correct format bugs.
3056 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3057 parameter to unsigned HOST_WIDE_INT.
3058 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3060 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3063 * expr.c (write_complex_part): Use adjust_address for MEM.
3064 (read_complex_part): Same.
3066 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3068 Fix PR tree-optimization/22280
3070 * tree-sra.c (generate_element_init): Remove useless loop.
3072 2005-07-02 Richard Henderson <rth@redhat.com>
3074 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3076 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3078 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3081 * fold-const.c (fold_binary): Handle the return value of
3082 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3083 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3085 2005-07-02 Jeff Law <law@redhat.com>
3087 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3088 a eliminate type conversion which feeds an equality comparison
3089 if the original type or either operand in the comparison is a
3092 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3094 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3095 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3097 * config/avr/avr.c: Do not use '`' as left quote.
3098 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3099 Remove "." from end of diagnostics. Make diagnostics start with
3102 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3103 Joseph S. Myers <joseph@codesourcery.com>
3105 * toplev.c (default_tree_printer): Handle setting location with
3107 * c-objc.common.c (c_tree_printer): Likewise.
3108 * c-format.c (gcc_diag_flag_specs): Add '+'.
3109 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3110 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3112 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3113 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3114 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3115 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3116 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3117 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3118 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3119 format arguments where %J is used without %D.
3121 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3123 * gcc.c (LINK_SSP_SPEC): Define.
3124 (link_ssp_spec): New variable.
3125 (LINK_COMMAND_SPEC): Add %(link_ssp).
3126 (static_specs): Add link_ssp_spec.
3127 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3128 * configure: Rebuilt.
3129 * config.in: Rebuilt.
3131 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3132 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3133 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3134 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3135 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3136 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3137 -0x7008(2) instead of reading __stack_chk_guard variable.
3138 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3140 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3141 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3142 if TARGET_THREAD_SSP_OFFSET is defined.
3143 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3144 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3147 2005-06-27 Richard Henderson <rth@redhat.com>
3148 * libgcc-std.ver (GCC_4.1.0): New.
3149 * libgcc.h (__stack_chk_guard): Declare.
3150 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3151 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3152 * mklibgcc.in (lib2funcs): Add them.
3154 2005-07-01 Richard Henderson <rth@redhat.com>
3156 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3157 void * before struct sigcontext *.
3158 (x86_fallback_frame_state): Likewise.
3160 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3162 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3164 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3167 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3168 we check for SSA_NAME for.
3170 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3172 Fix PR tree-optimization/22071
3174 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3176 (get_constraint_for_component_ref): Use it.
3178 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3181 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3182 print out the last new line.
3184 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3186 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3187 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3188 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3189 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3190 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3191 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3192 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3193 (enum reg_class): New member CC0_REGS.
3194 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3195 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3196 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3197 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3198 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3199 Adjust for register now described.
3201 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3204 * config/i386/i386.md (stack_protect_test_si,
3205 stack_protect_test_di): Add earlyclobber for scratch 3.
3206 * config/rs6000/rs6000.md (stack_protect_testsi,
3207 stack_protect_testdi): Add earlyclobber for scratch 3,
3208 remove earlyclobber from scratch 4.
3210 Older entries for 2005 can be found in ChangeLog-2005.