1 2008-05-14 Olivier Hainque <hainque@adacore.com>
3 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4 memory if the component is to be referenced in BLKmode according
5 to get_inner_reference.
7 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9 * calls.c (emit_library_call_value_1): Restore code clearing
10 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence
13 2008-05-14 Olivier Hainque <hainque@adacore.com>
14 Nicolas Roche <roche@adacore.com>
16 * configure.ac: Add support for a "gcc_subdir" variable in
17 config-lang.in, to denote a subdirectory where the language/GCC
18 integration files are to be found.
19 * configure: Regenerate.
21 2008-05-14 Ira Rosen <irar@il.ibm.com>
23 PR tree-optimization/36098
24 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
25 value for the first load in the group in case of a gap.
26 (vect_build_slp_tree): Check that there are no gaps in loads.
28 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
30 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
31 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
32 expand_copysign_bit, ): Change call to emit_no_conflict_block to
33 emit_insn and remove unneeded code to construct extra args.
34 (emit_no_conflict_block): Removed.
35 * optabls.h: (emit_no_conflict_block): Removed.
36 * cse.c (cse_extended_basic_block): Remove search for
38 * global.c: Removed incorrect comment added in revision 117.
39 * expr.c (convert_move): Change call to emit_no_conflict_block to
41 * recog.c: Change comments so that they do not mention
43 * local_alloc.c (combine_regs): Removed last parameter.
44 (no_conflict_p): Removed.
45 (block_alloc): Removed note, no_conflict_combined_regno and set
46 local vars. Removed all code to process REG_NO_CONFLICT blocks.
47 (combine_regs): Removed already_dead and code to look for
48 REG_NO_CONFLICT notes.
49 * lower_subreg (remove_retval_note): Removed code to look for
50 REG_NO_CONFLICT block.
51 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
52 (resolve_clobber): Remove code to process libcalls that have
53 REG_NO_CONFLICT notes.
54 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
56 * combine.c (can_combine_p, distribute_notes): Removed REG_NO_CONFLICT
58 * config/cris/cris.md (movdi pattern): Changed
59 emit_no_conflict_block to emit_insns.
60 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
61 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
63 * reg-notes.def (NO_CONFLICT): Removed.
65 2008-05-14 David S. Miller <davem@davemloft.net>
67 * config/sparc/sparc.c (sparc_profile_hook): If
68 NO_PROFILE_COUNTERS, don't generate and pass a label
70 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
71 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
73 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
75 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
77 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
80 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
81 and op1 expansion before vector concat to have less live pseudos.
83 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
85 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
86 ix86_expand_vector_set if supported.
88 2008-05-13 Diego Novillo <dnovillo@google.com>
89 Kenneth Zadeck <zadeck@naturalbridge.com>
91 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
93 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
94 phinodes_print_statistics, init_ssanames, fini_ssanames,
95 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
96 release_ssa_name, release_defs, replace_ssa_name_symbol,
97 ssanames_print_statistics): Move ...
98 * tree-flow.h: ... here.
99 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
100 Use FN instead of cfun.
101 (make_ssa_name_fn): Rename from make_ssa_name.
102 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
103 * tree-flow-inline.h (make_ssa_name): Move from
104 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
105 * omp-low.c (expand_omp_parallel):
106 * tree-flow-inline.h (redirect_edge_var_map_result):
107 * tree-ssa.c (init_tree_ssa): Add argument FN. Use it instead of cfun.
110 2008-05-13 Tom Tromey <tromey@redhat.com>
112 PR preprocessor/22168:
113 * doc/cpp.texi (Top): Update menu.
114 (Alternatives to Wrapper #ifndef): New node.
115 (Other Directives): Document deprecation.
116 (Obsolete Features): Remove menu.
117 (Assertions): Merge node into Obsolete Features.
118 (Obsolete once-only headers): Move earlier; rename to Alternatives
120 * doc/cppopts.texi: Update.
121 * c.opt (Wdeprecated): Enable for C and ObjC.
122 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
123 (C++ Dialect Options): Move -Wno-deprecated from here to...
124 (Warning Options): ... here.
126 2008-05-13 Richard Guenther <rguenther@suse.de>
129 * fold-const.c (fold_sign_changed_comparison): Do not allow
130 changes in pointer-ness.
132 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
135 * config/sh/sh.c (sh_expand_prologue): Don't clear
136 RTX_FRAME_RELATED_P for push insns.
138 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
140 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
142 2008-05-12 Anatoly Sokolov <aesok@post.ru>
144 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
145 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
146 Use 'machine->is_leaf' instead of 'leaf_func_p'.
148 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
150 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
151 (*vec_concatv4sf_sse): This.
152 (*sse2_concatv2si): Renamed to ...
153 (*vec_concatv2si_sse2): This.
154 (*sse1_concatv2si): Renamed to ...
155 (*vec_concatv2si_sse): This.
156 (*vec_concatv2di_rex): Renamed to ...
157 (*vec_concatv2di_rex64): This.
158 (*vec_concatv2si_sse4_1): New.
159 (*vec_concatv2di_rex64_sse4_1): Likewise.
161 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
163 PR rtl-optimization/36111
164 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
165 that was created for swappable operands.
167 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
170 * Makefile.in: Substitute GNATMAKE and GNATBIND.
171 * configure.ac: Add call to ACX_PROG_GNAT.
173 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
175 * optc-gen.awk: Fix comment typo.
177 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
179 * pretty-print.c (pp_integer_with_precision): Use
180 HOST_LONG_LONG_FORMAT.
182 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
184 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
186 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
188 * config/i386/i386.c (bdesc_ptest): Removed.
189 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
190 (bdesc_args): Add __builtin_ia32_ptestz128,
191 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
192 (ix86_init_mmx_sse_builtins): Updated.
193 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
194 (ix86_expand_builtin): Updated.
196 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
198 * tree-cfg.c (valid_fixed_convert_types_p): New function.
199 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
201 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
203 * value-prof.c (interesting_stringop_to_profile): Do not
204 return early for BUILT_IN_MEMPCPY.
206 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
208 * calls.c (expand_call): Don't use callgraph to increase
209 preferred_stack_boundary.
211 * cgraph.h (cgraph_rtl_info): Use unsigned on
212 preferred_incoming_stack_boundary.
214 * final.c (rest_of_clean_state): Use unsigned on
215 preferred_stack_boundary.
217 2008-05-09 Tom Tromey <tromey@redhat.com>
219 PR preprocessor/22231:
220 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
223 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
225 PR tree-optimization/36129
226 * tree-ssa-ccp.c: Include value-prof.h.
227 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
228 built-in function was folded to a constant.
229 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
231 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
232 Sebastian Pop <sebastian.pop@amd.com>
234 * tree-scalar-evolution.c: Document instantiate_scev.
235 (instantiate_parameters_1): Renamed instantiate_scev_1.
236 Don't use the same loop for instantiation_loop and evolution_loop.
237 (instantiate_scev): New.
238 (instantiate_parameters): Moved...
239 (resolve_mixers): Update call to instantiate_scev_1 to pass the
240 same loop twice. Maintains the semantics for this function.
241 * tree-scalar-evolution.h (instantiate_scev): Declare.
242 (instantiate_parameters): ...here. Now static inline.
243 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
244 instead of resolve_mixers.
246 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
248 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
250 2008-05-09 Tomas Bily <tbily@suse.cz>
252 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
253 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
254 * tree-ssa-structalias.c (get_constraint_for): Likewise.
255 * c-common.c (c_common_truthvalue_conversion): Likewise.
256 * tree-object-size.c (compute_object_offset): Likewise.
257 * tree-inline.c (estimate_num_insns_1): Likewise.
258 * varasm.c (const_hash_1, compare_constant, copy_constant)
259 (compute_reloc_for_constant, output_addressed_constants)
260 (initializer_constant_valid_p): Likewise.
261 * c-omp.c (check_omp_for_incr_expr): Likewise.
262 * gimplify.c (gimplify_expr): Likewise.
263 * c-typeck.c (c_finish_return): Likewise.
264 * tree-vectorizer.c (supportable_widening_operation)
265 (supportable_narrowing_operation): Likewise.
266 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
267 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
268 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
269 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
270 (descr_info_loc): Likewise.
271 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
272 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
273 (fold_unary): Likewise.
274 * builtins.c (get_pointer_alignment): Likewise.
275 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
276 (instantiate_parameters_1): Likewise.
277 * tree.c (expr_align, stabilize_reference): Likewise.
278 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
279 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
280 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
281 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
282 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
283 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
285 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
286 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
287 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
288 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
289 (forward_propagate_comparison)
290 (tree_ssa_forward_propagate_single_use_vars): Likewise.
291 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
292 * emit-rtl.c (component_ref_for_mem_expr)
293 (set_mem_attributes_minus_bitpos): Likewise.
294 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
295 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
297 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
298 (build_function_call, pointer_diff, build_compound_expr)
299 (c_finish_return): Likewise.
300 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
301 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
303 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
304 * expr.c (is_aligning_offset): Likewise.
305 * tree-ssa-alias.c (is_escape_site): Likewise.
306 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
307 (check_all_va_list_escapes): Likewise.
308 * tree-ssa-loop-ivopts.c (determine_base_object)
309 (determine_common_wider_type): Likewise.
310 * dojump.c (do_jump): Likewise.
311 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
312 * tree-gimple.c (is_gimple_cast): Likewise.
313 * fold-const.c (decode_field_reference, )
314 (fold_sign_changed_comparison, fold_unary, fold_comparison)
315 (fold_binary): Likewise.
316 * tree-ssa-alias-warnings.c (find_alias_site_helper)
317 (already_warned_in_frontend_p): Likewise.
318 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
319 * tree.c (really_constant_p, get_unwidened): Likewise.
320 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
321 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
322 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
324 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
326 (CONVERT_EXPR_P): Define.
327 (CASE_CONVERT): Define.
329 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
332 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
333 (delete_unmarked_insns): When deleting a call, call
334 delete_unreachable_blocks.
335 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
336 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
338 2008-05-08 Richard Guenther <rguenther@suse.de>
340 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
341 (-ftree-salias): Likewise.
342 (salias-max-implicit-fields): Remove param documentation.
343 (salias-max-array-elements): Likewise.
344 * tree-pass.h (pass_create_structure_vars): Remove.
345 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
346 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
347 * tree-ssa-alias.c (create_structure_vars): Remove.
348 (gate_structure_vars): Likewise.
349 (pass_create_structure_vars): Likewise.
350 (gate_build_alias): Likewise.
351 (pass_build_alias): Adjust to run always and dump the function.
352 * common.opt (ftree-salias): Hide.
353 * passes.c (init_optimization_passes): Remove
354 pass_create_structure_vars, adjust comment.
355 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
356 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
357 * opts.c (decode_options): Do not set flag_tree_salias.
358 (common_handle_option): Add OPT_ftree_salias to the backward
359 compatibility section.
361 2008-05-08 Richard Guenther <rguenther@suse.de>
363 * tree-flow-inline.h (var_can_have_subvars): Move ...
364 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
365 * tree-flow.h (var_can_have_subvars): Remove.
366 (push_fields_onto_fieldstack): Remove.
367 (sort_fieldstack): Likewise.
368 (struct fieldoff): Move ...
369 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
370 alias_set and base_for_components fields.
371 (sort_fieldstack): Make static.
372 (push_fields_onto_fieldstack): Likewise. Remove code that
373 handles anything but RECORD_TYPEs. Remove alias_set and
374 base_for_components handling.
375 (create_variable_info_for): Adjust.
377 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
379 * common.opt (Wframe-larger-than=): Shorten the help message
381 * doc/invoke.texi (Wframe-larger-than=): Add more description.
383 2008-05-08 Rafael Espindola <espindola@google.com>
385 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
387 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
388 trap and that both operands are gimple values.
389 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
390 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
393 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
395 * read-rtl.c (join_c_conditions): Return the first string if the
396 two strings are equal.
398 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
400 * gensupport.h (pred_data): Add a "num_codes" field.
401 (add_predicate_code): Declare.
402 * gensupport.c (add_predicate_code): New function.
403 (std_pred_table): Add an "allows_const_p" field.
404 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
405 Remove the (incomplete) list of such codes from the codes field.
406 (init_predicate_table): Use add_predicate_code. Add all
407 RTX_CONST_OBJs if allows_const_p is true.
408 * genrecog.c (process_define_predicate): Use add_predicate_code.
410 2008-05-08 David Daney <ddaney@avtrex.com>
411 Richard Sandiford <rsandifo@nildram.co.uk>
413 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
414 special case of constant zero operands.
415 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
416 old and new values. Special case constant zero values.
417 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
419 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
420 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
422 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
425 * simplify-rtx.c (simplify_plus_minus): Create CONST of
426 similar RTX_CONST_OBJ before CONST_INT.
428 2008-05-08 Steve Ellcey <sje@cup.hp.com>
430 * stmt.c (expand_stack_restore): Change sa mode if needed.
432 2008-05-08 Richard Guenther <rguenther@suse.de>
434 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
436 (ix86_sol10_return_in_memory): Likewise.
437 (ix86_i386elf_return_in_memory): Likewise.
438 (ix86_i386interix_return_in_memory): Likewise.
439 * config/i386/i386.c (ix86_return_in_memory): Likewise.
440 (ix86_sol10_return_in_memory): Likewise.
441 (ix86_i386elf_return_in_memory): Likewise.
442 (ix86_i386interix_return_in_memory): Likewise.
444 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
447 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
449 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
450 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
453 2008-05-08 Richard Guenther <rguenther@suse.de>
455 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
456 * tree-data-ref.h (struct dr_alias): Remove subvars field.
457 (DR_SUBVARS): Remove.
458 * tree-dfa.c (dump_subvars_for): Remove.
459 (debug_subvars_for): Likewise.
460 (dump_variable): Do not dump subvars.
461 (remove_referenced_var): Do not remove subvars.
462 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
463 (lookup_subvars_for_var): Remove.
464 (get_subvars_for_var): Likewise.
465 (get_subvars_at): Likewise.
466 (get_first_overlapping_subvar): Likewise.
467 (overlap_subvar): Likewise.
468 * tree-flow.h (subvar_t): Remove.
469 (struct var_ann_d): Remove subvars field.
470 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
471 argument. Remove special handling of SFTs.
472 (compute_tag_properties): Likewise.
473 (set_initial_properties): Likewise.
474 (compute_call_clobbered): Likewise.
475 (count_mem_refs): Likewise.
476 (compute_memory_partitions): Likewise.
477 (compute_flow_insensitive_aliasing): Likewise.
478 (setup_pointers_and_addressables): Likewise.
479 (new_type_alias): Likewise.
480 (struct used_part): Remove.
481 (used_portions): Likewise.
482 (struct used_part_map): Likewise.
483 (used_part_map_eq): Likewise.
484 (used_part_map_hash): Likewise.
485 (free_used_part_map): Likewise.
486 (up_lookup): Likewise.
487 (up_insert): Likewise.
488 (get_or_create_used_part_for): Likewise.
489 (create_sft): Likewise.
490 (create_overlap_variables_for): Likewise.
491 (find_used_portions): Likewise.
492 (create_structure_vars): Likewise.
493 * tree.def (STRUCT_FIELD_TAG): Remove.
494 * tree.h (MTAG_P): Adjust.
495 (struct tree_memory_tag): Remove base_for_components and
496 unpartitionable flags.
497 (struct tree_struct_field_tag): Remove.
498 (SFT_PARENT_VAR): Likewise.
499 (SFT_OFFSET): Likewise.
500 (SFT_SIZE): Likewise.
501 (SFT_NONADDRESSABLE_P): Likewise.
502 (SFT_ALIAS_SET): Likewise.
503 (SFT_UNPARTITIONABLE_P): Likewise.
504 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
505 (union tree_node): Remove sft field.
506 * alias.c (get_alias_set): Remove special handling of SFTs.
507 * print-tree.c (print_node): Remove handling of SFTs.
508 * tree-dump.c (dequeue_and_dump): Likewise.
509 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
510 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
511 * tree-predcom.c (set_alias_info): Do not set subvars.
512 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
513 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
514 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
515 (add_vars_for_offset): Remove.
516 (add_virtual_operand): Remove special handling of SFTs.
517 (add_call_clobber_ops): Likewise.
518 (add_call_read_ops): Likewise.
519 (get_asm_expr_operands): Likewise.
520 (get_modify_stmt_operands): Likewise.
521 (get_expr_operands): Likewise.
522 (add_to_addressable_set): Likewise.
523 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
524 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
525 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
526 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
527 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
528 (tree_node_structure): Likewise.
529 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
531 (find_what_p_points_to): Likewise.
533 2008-05-08 Sa Liu <saliu@de.ibm.com>
535 * config/spu/spu.md: Fixed subti3 pattern.
537 2008-05-08 Richard Guenther <rguenther@suse.de>
540 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
541 sure to create a representative for trailing arrays for PTA.
543 2008-05-08 Richard Guenther <rguenther@suse.de>
546 * fold-const.c (operand_equal_p): Two objects which types
547 differ in pointerness are not equal.
549 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
551 * calls.c (compute_argument_block_size): Add argument tree fndecl.
552 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
553 (emit_library_call_value_1): Add new variable fndecl initialized by
554 NULL_TREE. It should be the decl type of orgfun, but this information
555 seems not to be available here, so it uses the default calling abi.
556 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
557 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
558 by TARGET_RETURN_IN_MEMORY.
559 * config/i386/i386-interix.h: Likewise.
560 * config/i386/i386.h: Likewise.
561 * config/i386/i386elf.h: Likewise.
562 * config/i386/ptx4-i.h: Likewise.
563 * config/i386/sol2-10.h: Likewise.
564 * config/i386/sysv4.h: Likewise.
565 * config/i386/vx-common.h: Likewise.
566 * config/cris/cris.h: Removed #if 0 clause.
567 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
568 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
570 (ix86_sol10_return_in_memory): Likewise.
571 (ix86_i386elf_return_in_memory): New.
572 (ix86_i386interix_return_in_memory): New.
573 * config/mt/mt-protos.h (mt_return_in_memory): New.
574 * config/mt/mt.c: Likewise.
575 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
576 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
577 * config/bfin/bfin.h: Likewise.
578 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
580 * config/bfin/bfin.c: Likewise.
581 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
582 * config/alpha/unicosmk.h: Likewise.
583 * config/i386/cygming.h: Likewise.
584 * config/iq2000/iq2000.h: Likewise.
585 * config/mips/mips.h: Likewise.
586 * config/mn10300/mn10300.h: Likewise.
587 * config/rs6000/rs6000.h: Likewise.
588 * config/score/score.h: Likewise.
589 * config/spu/spu.h: Likewise.
590 * config/v850/v850.h: Likewise.
591 * defaults.h: Likewise.
592 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
593 * expr.c (emit_block_move): Adjust use of
594 OUTGOING_REG_PARM_STACK_SPACE.
595 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
596 OUTGOING_REG_PARM_STACK_SPACE.
597 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
599 2008-05-08 Jakub Jelinek <jakub@redhat.com>
601 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
602 on OMP_RETURN for OMP_FOR.
605 * dwarf2out.c (dw_expand_expr, common_check): Removed.
606 (fortran_common): New function.
607 (gen_variable_die): Call fortran_common instead of common_check,
608 adjust for it returning tree instead of rtx. Formatting.
610 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
614 * see.c (see_copy_insn): Copy new pure const attributes for new call.
615 * c-decl.c (merge_decls): Ditto.
616 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
617 to RTL_CONST_OR_PURE_CALL_P.
618 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
619 Initialized DECL_LOOPING_CONST_PURE.
620 (process_call_operands): Set tree_side_effects properly.
621 * tree.h (TREE_READONLY_DECL_P): Removed.
622 (DECL_IS_PURE): Renamed to DECL_PURE_P.
623 (DECL_LOOPING_OR_CONST_P): New macro.
624 (struct tree_function_decl): Added looping_const_or_pure_p.
626 (ECF_LOOPING_OR_CONST_P): New macro.
627 * rtlanal.c (pure_const_p): Removed.
628 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
629 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
631 * ipa-pure-const.c (pure_const_state_e): Added looping field.
632 (check_decl, check_tree, check_call, scan_function): Initialize
634 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
635 (static_execute): Set looping true for recursive functions.
636 Undo setting state to IPA_NEITHER for recursive functions.
638 * ifcvt.c (noce_can_store_speculate_p): Changed
639 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
640 RTL_CONST_OR_PURE_CALL_P.
641 * dse.c (scan_insn): Ditto.
642 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
643 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
644 RTL_CONST_OR_PURE_CALL_P.
645 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
646 pure_call_p to RTL_CONST_CALL_P.
647 * gimplify.c (gimplify_call_expr): Clear side effects for
648 non-looping pure and constant calls.
649 * calls.c (emit_call_1): Set rtl flags from ecf flags.
650 (flags_from_decl_or_type): Set ecf flags from decl flags.
651 (initialize_argument_information): Turn off
652 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
653 Change const to pure if callee_copies is true rather than just
655 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
656 way of marking pure calls.
657 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
658 Remove hack that was supposed to fix pr7335 and remove old
659 way of marking pure calls.
660 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
661 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
662 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
663 RTL_CONST_OR_PURE_CALL_P.
664 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
665 * loop-invariant.c (find_exits, find_invariant_bb): Changed
666 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
667 * sched-deps.c (schedule_analyze): Ditto.
668 * rtl.h (struct rtx_def): Use call field, unchanging field, and
669 return_val field of calls to represent pure and const function info.
670 (CONST_OR_PURE_CALL_P): Deleted macro.
671 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
672 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
673 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
675 * tree-optimize.c (execute_fixup_cfg): Added test for
676 ECF_LOOPING_CONST_OR_PURE.
677 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
679 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
680 effects for looping pure or const calls.
681 (verify_gimple_expr): Added verification code.
682 * config/alpha/alpha.c (alpha_legitimize_address,
683 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
685 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
686 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
687 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
688 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
689 RTL_CONST_OR_PURE_CALL_P.
690 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
691 and const calls to be deleted.
693 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
696 * config/i386/mmx.md (mmx_subv2sf3): New expander.
697 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
698 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
699 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
700 to handle nonimmediate operands.
701 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
702 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
703 to handle nonimmediate operands.
704 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
705 (mmx_pmulhrwv4hi3): New expander. Use
706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
707 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
708 (sse2_umulv1siv1di3): New expander. Use
709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
710 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
711 (mmx_eq<mode>3): New expander. Use
712 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
713 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
714 (mmx_uavgv8qi3): New expander. Use
715 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
716 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
717 (mmx_uavgv4hi3): New expander. Use
718 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
721 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
722 to handle nonimmediate operands.
723 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
724 to handle nonimmediate operands.
725 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
726 to handle nonimmediate operands.
727 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
728 to handle nonimmediate operands.
729 (sse2_unpckhpd_exp): New expander. Use
730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
731 (sse2_unpcklpd_exp): New expander. Use
732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
733 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
734 to handle nonimmediate operands.
735 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
736 to handle nonimmediate operands.
737 (*sse2_<plusminus_insn><mode>3): Rename from
738 sse2_<plusminus_insn><mode>3 insn pattern.
739 (sse2_<plusminus_insn><mode>3): New expander. Use
740 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
741 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
742 (sse2_umulv2siv2di3): New expander. Use
743 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
744 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
745 (sse4_1_mulv2siv2di3): New expander. Use
746 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
747 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
748 (sse2_pmaddwd): New expander. Use
749 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
750 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
751 (sse2_eq<mode>3): New expander. Use
752 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
753 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
754 (sse4_1_eqv2di3): New expander. Use
755 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
756 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
757 (sse2_uavgv16qi3): New expander. Use
758 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
759 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
760 (sse2_uavgv16qi3): New expander. Use
761 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
762 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
763 (sse2_uavgv8hi3): New expander. Use
764 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
765 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
766 (ssse3_pmulhrswv8hi3): New expander. Use
767 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
768 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
769 (ssse3_pmulhrswv4hi3): New expander. Use
770 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
772 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
773 (<sse>_vmmul<mode>3): Ditto.
774 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
776 (ssse3_pmaddubsw128): Use register_operand for operand 1.
777 (ssse3_pmaddubsw): Ditto.
779 * config/i386/i386.c (struct_builtin_description)
780 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
781 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
782 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
783 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
784 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
785 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
786 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
787 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
788 (ix86_fixup_binary_operands): Assert that src1
789 and src2 must have the same mode when swapped.
790 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
791 and ix86_binary_operator_ok. Do not force operands in registers
794 2008-05-07 Jan Hubicka <jh@suse.cz>
796 * cgraph.c (dump_cgraph_node): Update.
797 * cgraph.h (cgraph_local_info): Break out inline summary.
798 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
800 * ipa-inline (inline_summary): New accestor function.
801 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
802 cgraph_decide_inlining, compute_inline_parameters): Update.
803 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
805 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
807 Cleanup ColdFire scheduling support and add V4 pipeline model.
809 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
810 (define_attr cpu): Add cfv4 value.
811 (define_attr type, define_attr type1): Merge into a single 'type'
812 attribute. Update all uses.
813 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
814 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
816 (define_attr opx_mem, define_attr opy_mem): Remove.
817 (define_attr op_mem): Clean up, update comment.
818 (define_attr size): Use specific values instead of general int.
819 (define_attr guess, define_attr split): Remove. Update all uses.
820 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
821 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
822 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
823 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
824 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
825 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
826 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
827 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
828 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
829 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
830 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
831 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
832 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
833 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
834 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
835 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
836 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
837 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
838 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
839 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
840 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
841 Update or set attributes.
842 (stack_tie): New fake instruction.
844 * config/m68k/m68k.h (TUNE_CFV4): New macro.
845 (m68k_sched_attr_size): Update declaration.
846 (m68k_sched_attr_type2): Remove.
847 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
848 Declare new bypass predicates.
850 * config/m68k/m68k.c (m68k_sched_issue_rate,
851 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
853 (TARGET_SCHED_ISSUE_RATE,
854 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
855 (override_options): Handle scheduling for ColdFire V4 core.
856 (m68k_expand_prologue): Emit stack_tie.
857 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
858 'OP_TYPE_FPN'. Update all uses.
859 (sched_guess_p): Remove.
860 (sched_address_type): Handle symbolic addresses.
861 (sched_get_operand): New static function.
862 (sched_operand_type): Merge into sched_attr_op_type.
863 (sched_attr_op_type): Handle FP registers, handle quick constants,
865 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
866 (m68k_sched_attr_size): Update. Move logic to ...
867 (sched_get_attr_size_int): New static function.
868 (sched_get_opxy_mem_type): New static function.
869 (m68k_sched_attr_op_mem): Update.
870 (m68k_sched_attr_type2): Remove.
871 (sched_cfv4_bypass_data): New static variable.
872 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
873 (m68k_sched_issue_rate): Implement scheduler hook.
874 (struct _sched_ib: enabled_p): New field.
875 (m68k_sched_variable_issue): Update. Handle V4.
876 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
877 sched_dump_class_func_t, sched_dump_split_class,
878 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
879 sched_dump_dfa_class, m68k_sched_dump): Remove.
880 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
882 (m68k_sched_init_global): Remove statisctics dumping, introduce
883 sanity check that all instructions have pipeline reservations. Handle
885 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
886 Handle ColdFire V4 core.
887 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
888 New static functions.
889 (m68k_sched_address_bypass_p): New bypass predicate.
890 (sched_get_indexed_address_scale): New static function.
891 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
893 * cf.md: Update comments.
894 (define_attr type2): Remove. Use 'type' attribute instead.
896 (cf_ib): Rename to cfv123_ib. Update all uses.
897 (cf_oep): Rename to cfv123_oep. Update all uses.
898 (cf_chr): Rename to cfv123_chr. Update all uses.
899 (cf_mem): Rename to cfv123_mem. Update all uses.
900 (cf_mac): Move to more appropriate place.
901 (cfv123_guess): New automaton and cpu_unit.
902 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
903 Update uses of 'size' attribute. Handle before reload scheduling.
904 (cfv123_guess): New dummy reservation for unhandled instructions.
905 (cfv4_*): Pipeline description of ColdFire V4 core.
906 (ignore): New reservation to handle 'ignore' type.
908 2008-05-07 Ian Lance Taylor <iant@google.com>
911 * gimplify.c (find_single_pointer_decl_1): Don't look through
913 (find_single_pointer_decl): Adjust comments.
915 2008-05-07 Jakub Jelinek <jakub@redhat.com>
918 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
919 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
922 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
923 integral type rather than floating point, then VIEW_CONVERT_EXPR
924 to the floating point type.
926 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
928 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
929 TFmode op0 to register.
931 2008-05-07 Alan Modra <amodra@bigpond.net.au>
933 * c-decl.c (grokdeclarator): Comment typo.
935 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
937 * tree-flow.h: Remove prototype for computed_goto_p.
938 * tree-cfg.c (computed_goto_p): Make static.
940 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
943 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
944 (contains_aligned_value_p): This. Handle _Decimal128.
945 (ix86_function_arg_boundary): Only align _Decimal128 to its
946 natural boundary and handle it properly.
948 2008-05-06 Martin Jambor <mjambor@suse.cz>
950 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
951 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
952 (ipcp_method_set_orig_node): Removed.
953 (ipcp_cval_get_cvalue_type): Removed.
954 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
955 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
956 (ipcp_cval_set_cvalue_type): Removed.
957 (ipcp_cval_get_cvalue): Removed.
958 (ipcp_cval_set_cvalue): Removed.
959 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
960 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
961 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
962 (ipcp_cval_meet): Renamed to ipa_lattice_meet
963 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
964 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
965 (ipcp_get_ith_lattice): Changed parameters.
966 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
967 (ipcp_lattice_from_jfunc): Changed parameters.
968 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
969 (ipcp_method_cval_print): Added temporary variable info.
970 (ipcp_redirect): Removed already unused local variable caller.
971 (ipcp_redirect): New temporary variable orig_callee_info
972 (ipcp_redirect): Removed newly unused local variable callee.
973 (ipcp_redirect): Removed (a bit confusing) local variable type.
974 (ipcp_insert_stage): Added local variable info.
975 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
977 (ipcp_formal_create): Removed.
978 (ipcp_method_cval_set): Removed.
979 (ipcp_propagate_stage): Renamed lattice variables.
980 (ipcp_method_cval_set_cvalue_type): Removed.
981 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
982 (ipcp_print_all_lattices): Changed printed strings to refer to
983 lattices rather than cvals.
984 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
985 (ipcp_propagate_const): Changed formal parameters.
986 (build_const_val): Changed formal parameters.
987 (ipcp_insert_stage): Removed useless variable cvalue
988 (build_const_val): Changed formal parameters.
989 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
990 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
991 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
992 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
993 (ipcp_print_func_profile_counts): Changed string from "method" to
995 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
996 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
997 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
998 (ipcp_structures_print): Renamed to ipcp_print_all_structures
999 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1000 (ipcp_lat_is_const): Changed parameters and made inline.
1001 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1002 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1003 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1004 the predicate condition directly
1005 (ipcp_propagate_stage): Added local variable args. Removed local
1006 variable callee. (Both are mere code simplifications.)
1007 (ipcp_method_dont_insert_const): Renamed to
1008 ipcp_node_not_modifiable_p.
1009 (ipcp_node_not_modifiable_p): Made inline.
1010 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1011 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1012 (ipcp_print_all_lattices): Removed variable cvalue
1013 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1016 2008-05-06 Olivier Hainque <hainque@adacore.com>
1018 * tree-sra.c (try_instantiate_multiple_fields): Early return
1019 if field has POINTER_TYPE.
1021 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1023 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1024 by using 'q' specifier for instruction.
1025 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1027 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1029 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1030 Change mode of zero_extract from QImode to HImode.
1031 (sign bit tests peepholes): (Ditto.).
1033 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1035 * config/i386/mmx.md: Remove double backslashes from asm templates.
1036 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1037 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1038 to handle nonimmediate operands.
1039 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1040 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1041 to handle nonimmediate operands.
1042 (*mmx_<code>v2sf3_finite): New insn pattern.
1043 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1044 (mmx_<code>v2sf3): New expander. Use
1045 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1046 (mmx_<plusminus_insn><mode>3): New expander. Use
1047 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1048 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1049 (mmx_add<mode>3): Removed.
1050 (mmx_ssadd<mode>3): Ditto.
1051 (mmx_usadd<mode>3): Ditto.
1052 (mmx_sub<mode>3): Ditto.
1053 (mmx_sssub<mode>3): Ditto.
1054 (mmx_ussub<mode>3): Ditto.
1055 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1056 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1057 to handle nonimmediate operands.
1058 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1060 (mmx_smulv4hi3_highpart): New expander. Use
1061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1062 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1064 (mmx_umulv4hi3_highpart): New expander. Use
1065 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1066 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1067 (mmx_<code>v4hi3): New expander. Use
1068 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1069 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1070 (mmx_<code>v8qi3): New expander. Use
1071 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1072 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1073 (mmx_<code><mode>3): New expander. Use
1074 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1076 2008-05-05 Jan Hubicka <jh@suse.cz>
1078 PR tree-optimization/36118
1079 * passes.c (pass_init_dump_file): Fix dump header.
1081 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1084 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1085 VCE for function decls.
1087 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1089 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1091 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1093 * config/i386/i386.md (sat_plusminus): New.
1094 (plusminus_insn): Likewise.
1095 (plusminus_mnemonic): Likewise.
1097 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1098 (*<addsub><mode>3_cc_overflow): Renamed to ...
1099 (*<plusminus_insn><mode>3_cc_overflow): This.
1100 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1101 (*<plusminus_insn>si3_zext_cc_overflow): This.
1103 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1104 (<plusminus_insn><mode>3): This.
1105 (*<addsub><mode>3): Renamed to ...
1106 (*<plusminus_insn><mode>3): This.
1107 (<sse>_vm<addsub><mode>3): Renamed to ...
1108 (<sse>_vm<plusminus_insn><mode>3): This.
1109 (sse3_h<addsub>v4sf3): Renamed to ...
1110 (sse3_h<plusminus_insn>v4sf3): This.
1111 (sse3_h<addsub>v2df3): Renamed to ...
1112 (sse3_h<plusminus_insn>v2df3): This.
1113 (<plusminus_insn><mode>3): New.
1114 (*<plusminus_insn><mode>3): Likewise.
1115 (sse2_<plusminus_insn><mode>3): Likewise.
1116 (add<mode>): Removed.
1117 (*add<mode>3): Likewise.
1118 (sse2_ssadd<mode>3): Likewise.
1119 (sse2_usadd<mode>3): Likewise.
1120 (sub<mode>3): Likewise.
1121 (*sub<mode>3): Likewise.
1122 (sse2_sssub<mode>3): Likewise.
1123 (sse2_ussub<mode>3): Likewise.
1125 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1127 * gthr-single.h: Add in required interface elements as per gthr.h.
1128 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1129 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1130 Generalize UNUSED macro.
1131 (__gthread_once): Add.
1132 (__gthread_key_create): Add.
1133 (__gthread_key_delete): Add.
1134 (__gthread_getspecific): Add.
1135 (__gthread_setspecific): Add.
1137 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1139 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1140 the same size types for the indirect reference on the rhs, then
1143 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1145 * config/i386/i386.md
1146 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1147 one insn template instead of template series.
1148 (*xordi_1_rex64): Ditto.
1149 (*xordi_2_rex64): Ditto.
1151 2008-05-05 Ira Rosen <irar@il.ibm.com>
1153 PR tree-optimization/36119
1154 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1157 2008-06-04 Jan Hubicka <jh@suse.cz>
1159 tree-optimization/36100
1160 * tree-pass.h (pass_O0_always_inline): Declare.
1161 * ipa-inline.c (inline_transform): Remove dead code.
1162 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1163 pass_O0_always_inline): New.
1164 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1166 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1168 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1169 mnemonic in this_param move for TARGET_64BIT.
1171 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1173 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1174 (*strmovsi_rex_1): Ditto.
1175 (*strsetsi_1): Ditto.
1176 (*strsetsi_rex_1): Ditto.
1178 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1179 adddicc expanders using SWI mode iterator.
1181 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1184 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1187 2008-05-04 David S. Miller <davem@davemloft.net>
1189 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1190 (sparc*-*-linux*): Use linux.h in tm_file.
1191 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1192 compiler defaulting to 32-bit.
1193 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1195 * config/sparc/linux.h: Remove definitions now obtained
1196 properly from linux.h
1197 * config/sparc/linux64.h: Likewise.
1198 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1199 don't want this setting for 32-bit builds in a biarch compiler.
1200 * doc/install.texi: Add sparc-linux to list of targets
1201 supporting --enable-targets=all.
1203 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1205 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1207 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1209 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1210 after V4SI_FTYPE_V8HI.
1211 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1212 case V4SI_FTYPE_V2DF.
1214 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1216 * doc/invoke.texi (max-flow-memory-locations): Removed.
1217 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1219 2008-05-03 Richard Guenther <rguenther@suse.de>
1222 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1224 2008-05-02 David S. Miller <davem@davemloft.net>
1226 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1228 2008-05-02 Simon Baldwin <simonb@google.com>
1231 * c-common.h (warn_array_subscript_range): Removed.
1232 * c-common.c (warn_array_subscript_range): Ditto.
1233 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1234 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1236 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1238 * config/i386/i386.c (ix86_special_builtin_type): New.
1239 (bdesc_special_args): Likewise.
1240 (ix86_expand_special_args_builtin): Likewise.
1241 (ix86_init_mmx_sse_builtins): Updated.
1242 (ix86_expand_builtin): Updated.
1243 (ix86_expand_store_builtin): Removed.
1244 (ix86_expand_unop_builtin): Likewise.
1246 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1247 * config/i386/mmintrin.h (__v2sf): Here.
1249 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1251 (_mm_loadl_pi): Likewise.
1252 (_mm_storeh_pi): Replace __v2si with __v2sf.
1253 (_mm_storel_pi): Likewise.
1255 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1256 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1257 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1258 __builtin_ia32_loadlpd.
1260 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1262 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1263 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1264 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1265 (ix86_init_mmx_sse_builtins): Updated.
1266 (ix86_expand_args_builtin): Likewise.
1267 (ix86_expand_builtin): Likewise.
1268 (ix86_expand_unop1_builtin): Renamed to ...
1269 (ix86_expand_unop_vec_merge_builtin): This.
1271 2008-05-01 Jan Hubicka <jh@suse.cz>
1274 * ipa-inline.c (inline_generate_summary): Make static.
1275 (inline_transform): Do not call inlining at -O0; make static.
1276 * passes.c (execute_todo): Add sanity check.
1277 (execute_one_ipa_transform_pass): Execute proper flags.
1279 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1281 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1282 (DECL_NONADDRESSABLE_P): Likewise.
1283 * alias.c (record_component_aliases): Fix comment.
1285 2008-05-01 Simon Baldwin <simonb@google.com>
1287 * c-common.h (warn_array_subscript_range): New function.
1288 * c-common.c (warn_array_subscript_range): Ditto.
1289 * tree-vrp.c (check_array_ref): Corrected code to agree with
1290 comment, ignoring only arrays of size 0 or size 1.
1291 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1293 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1295 * config/i386/i386.c (ix86_builtin_type): Replace
1296 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1297 (bdesc_args): Updated.
1298 (ix86_init_mmx_sse_builtins): Likewise.
1299 (ix86_expand_args_builtin): Likewise.
1301 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1304 * doc/extend.texi: Correct __builtin_ia32_palignr.
1306 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1309 * config/i386/i386.c (bdesc_crc32): Removed.
1310 (ix86_expand_crc32): Likewise.
1311 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1312 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1313 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1314 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1315 UINT_FTYPE_UINT_UCHAR.
1316 (bdesc_args): Updated. Add crc32 builtins.
1317 (ix86_init_mmx_sse_builtins): Updated.
1318 (ix86_expand_args_builtin): Updated to support subreg.
1320 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1322 2008-05-01 Jan Hubicka <jh@suse.cz>
1324 * tree-pass.h (opt_pass): Add IPA_PASS.
1325 (varpool_node, cgraph_node): Forward declare.
1326 (ipa_opt_pass): Define.
1327 (pass_ipa_inline): Turn into ipa_opt_pass.
1328 (pass_apply_inline): Remove.
1329 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1330 (apply_inline): Turn into ....
1331 (inline_transform): ... this one.
1332 (inline_generate_summary): New function.
1333 (pass_apply_inline): Remove.
1334 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1336 (struct function): Add ipa_transforms_to_apply.
1337 * passes.c (register_one_dump_file): Work on IPA_PASS.
1338 (init_optimization_passes): Remove pass_inline_parameters and
1340 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1341 (execute_one_pass) ... here; apply transforms when possible.
1342 (add_ipa_transform_pass, execute_ipa_summary_asses,
1343 execute_one_ipa_transform_pass): New.
1344 (execute_ipa_pass_list): Update for IPA_PASS type.
1346 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1348 * config/i386/i386.c (ix86_builtin_type): Add
1349 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1350 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1351 (bdesc_args): Add SSE4a builtins.
1352 (ix86_init_mmx_sse_builtins): Updated.
1353 (ix86_expand_args_builtin): Likewise.
1354 (ix86_expand_builtin): Likewise.
1356 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1358 * config/i386/i386.c (ix86_builtin_type): Add
1359 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1360 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1361 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1362 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1363 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1364 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1365 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1366 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1367 and DI_FTYPE_DI_DI_INT.
1368 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1369 (ix86_init_mmx_sse_builtins): Updated.
1370 (ix86_expand_args_builtin): Likewise.
1371 (ix86_expand_builtin): Likewise.
1372 (ix86_expand_binop_imm_builtin): Removed.
1374 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1376 2008-04-30 Richard Guenther <rguenther@suse.de>
1378 PR tree-optimization/32921
1379 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1381 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1383 * config/arm/arm.c (arm_unwind_emit): Use
1384 crtl->all_throwers_are_sibcalls instead of
1385 cfun->all_throwers_are_sibcalls.
1386 (arm_output_fn_unwind): Likewise.
1387 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1388 instead of cfun->uses_pic_offset_table.
1389 (frv_expand_prologue): Likewise.
1390 (frv_frame_pointer_required): Likewise.
1391 (frv_expand_fdpic_call): Likewise.
1392 (frv_emit_movsi): Likewise.
1393 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1394 cfun->returns_pcc_struct instead of
1395 current_function_returns_pcc_struct.
1396 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1397 instead of cfun->calls_eh_return.
1398 (m32c_pushm_popm): Likewise.
1399 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1400 "extern" declaration.
1402 2008-04-30 Richard Guenther <rguenther@suse.de>
1404 PR tree-optimization/21636
1405 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1407 (evaluate_stmt): Print the likely value.
1408 (ccp_visit_stmt): Avoid excessive vertical spacing.
1410 2008-04-30 Rafael Espindola <espindola@google.com>
1412 * builtins.c (fold_call_expr): Return realret.
1413 * tree-ssa-threadedge.c
1414 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1415 __builtin_object_size.
1417 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1419 * gcc.c (wrapper_string): New variable.
1420 (insert_wrapper): New function.
1421 (execute): New option -wrapper.
1422 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1424 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1426 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1427 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1428 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1430 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1431 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1432 config/rs6000/e500crtres64gprctr.asm,
1433 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1434 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1435 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1436 config/rs6000/e500crtsav64gprctr.asm,
1437 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1438 config/rs6000/e500crtsavg64gprctr.asm: New files.
1439 * config/rs6000/t-ppccomm: Add build rules for new files.
1440 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1441 * config/rs6000/t-netbsd: Add build rules for new files.
1442 (LIB2FUNCS_STATIC_EXTRA): New variable.
1443 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1444 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1445 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1447 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1449 * config/i386/i386.c (ix86_builtin_type): Add
1450 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1451 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1452 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1453 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1454 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1455 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1456 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1457 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1458 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1459 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1460 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1461 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1462 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1463 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1464 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1465 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1466 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1467 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1468 V1DI_FTYPE_V2SI_V2SI.
1469 (bdesc_2arg): Moved to ...
1471 (ix86_init_mmx_sse_builtins): Updated.
1472 (ix86_expand_args_builtin): Updated. Take a pointer
1473 to const struct builtin_description. Handle comparison
1475 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1476 (ix86_expand_builtin): Updated.
1478 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1479 (ssse3_pmaddubsw128): This.
1480 (ssse3_pmaddubswv4hi3): Renamed to ...
1481 (ssse3_pmaddubsw): This.
1483 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1484 (__builtin_ia32_packssdw128): Likewise.
1485 (__builtin_ia32_packuswb128): Likewise.
1486 (__builtin_ia32_pmaddubsw): Likewise.
1487 (__builtin_ia32_pmaddubsw128): Likewise.
1489 2008-04-30 Richard Guenther <rguenther@suse.de>
1491 PR tree-optimization/14847
1492 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1493 (recognize_bits_test): Use it.
1494 (recognize_single_bit_test): Likewise.
1496 2008-04-30 Martin Jambor <mjambor@suse.cz>
1498 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1499 instead of setting number of formal parameters to zero.
1500 (ipcp_init_stage): Do not set the number of actual parameters to zero
1502 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1503 which are called with variable number of arguments.
1504 (ipcp_insert_stage): Explicitely skipping all nodes which are
1505 called with variable number of arguments.
1506 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1507 number of parameters.
1509 * ipa-prop.h (struct ipa_node_params): Added flag
1510 called_with_var_arguments
1511 (ipa_set_param_count): Added. Changed sole setter to use it.
1512 (ipa_get_param_count): Added. All readers of param_count
1513 converted to use it instead.
1514 (ipa_set_called_with_variable_arg): Added.
1515 (ipa_is_called_with_var_arguments): Added.
1516 (ipa_get_ith_param): Added. All readers of param_decls converted
1518 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1520 (ipa_get_cs_argument_count): Added, all readers of argument_count
1522 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1525 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1526 (struct ipcp_lattice): Renamed cval_type to type
1527 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1529 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1530 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1531 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1532 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1533 (build_const_val): Changed the type of parameter cvalue to tree
1534 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1535 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1537 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1540 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1541 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1542 (ipa_add_method): Renamed to ipa_push_func_to_list
1543 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1544 (ipa_callsite_param_count): Removed.
1545 (ipa_callsite_param_count_set): Removed.
1546 (ipa_callsite_param): Removed.
1547 (ipa_callsite_callee): Removed.
1548 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1549 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1550 (ipa_method_formal_count): Removed.
1551 (ipa_method_formal_count_set): Removed.
1552 (ipa_method_get_tree): Removed.
1553 (ipa_method_tree_map_create): Removed.
1554 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1555 (ipa_create_param_decls_array): Creates the array itself
1556 (ipa_create_param_decls_array): Temporary variable info instead of
1558 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1559 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1560 (get_type): Removed.
1561 (ipa_jf_get_info_type): Removed.
1562 (ipa_node_create): Renamed to ipa_create_node_params
1563 (ipa_free): Renamed to ipa_free_all_node_params
1564 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1565 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1566 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1567 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1568 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1569 ipa_free_all_edge_args
1570 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1571 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1572 (ipa_create_methodlist_node): Removed.
1573 (ipa_methodlist_method): Removed.
1574 (ipa_methodlist_method_set): Removed.
1575 (ipa_methodlist_next_method): Removed.
1576 (ipa_methodlist_next_method_set): Removed.
1577 (ipa_method_is_modified): Removed.
1578 (ipa_method_modify_create): Removed.
1579 (ipa_method_modify_init): Temporary variable info instead of a few
1581 (ipa_detect_param_modifications): Temporary variable info instead of
1583 (ipa_compute_jump_functions): Temporary variable info instead of
1585 (ipa_method_modify_set): Removed.
1586 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1587 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1588 than craph_node as the first parameter.
1589 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1590 (ipa_method_modify_init): Removed.
1591 (ipa_compute_jump_functions): Added a temp variable instead of
1592 repeatadly dereferencing the cgraph_edge.aux pointer
1593 (ipa_callsite_param_set_type): Removed.
1594 (ipa_compute_jump_functions): i renamed to index and moved to
1596 (ipa_callsite_param_set_info_type_formal): Removed.
1597 (ipa_callsite_param_set_info_type): Removed.
1598 (ipa_callsite_param_map_create): Removed.
1599 (ipa_callsite_tree): Removed.
1600 (ipa_callsite_caller): Removed.
1601 (ipa_pop_func_from_list): return_method removed to return_func
1603 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1604 prefixed all values with IPA_. Changed all users.
1605 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1606 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1607 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1608 (union parameter_info): Renamed to jump_func_value.
1609 (union jump_func_value): Renamed value to constant
1610 (struct ipa_jump_func): Renamed info_type to value
1611 (struct ipa_node): Renamed to ipa_node_params
1612 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1613 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1614 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1615 (struct ipa_edge): Renamed to ipa_edge_args
1616 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1617 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1618 (struct ipa_methodlist): Renamed to ipa_func_list
1619 (struct ipa_func_list): method_p renamed to node, next_method
1621 (ipa_methodlist_p): Removed, switched all users to struct pointer
1622 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1624 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1626 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1627 (rs6000_emit_epilogue): Use backchain to restore only when we
1628 have a large frame. Make use of frame pointer to restore if we
1629 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1631 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1633 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1634 Add mode to zero_extract.
1635 (sign bit tests peepholes): (Ditto.).
1637 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1639 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1640 Instructions in comments with SSE3.
1641 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1642 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1643 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1644 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1645 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1646 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1647 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1648 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1649 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1650 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1651 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1652 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1653 (bdesc_sse_args): Renamed to ...
1654 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1655 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1656 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1658 (bdesc_1arg): Moved to ...
1660 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1661 Instructions in comments with SSE3.
1662 (ix86_expand_sse_operands_builtin): Renamed to ...
1663 (ix86_expand_args_builtin): This. Updated.
1664 (ix86_expand_unop1_builtin): Update comments.
1665 (ix86_expand_builtin): Updated.
1667 2008-04-29 Richard Guenther <rguenther@suse.de>
1669 PR tree-optimization/36078
1670 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1671 Update virtual SSA form after cleaning up the CFG.
1673 2008-04-29 Richard Guenther <rguenther@suse.de>
1676 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1678 2008-04-29 Richard Guenther <rguenther@suse.de>
1680 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1681 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1682 (compute_flow_insensitive_aliasing): Do not treat
1683 PTR_IS_REF_ALL pointers special.
1684 (get_smt_for): Likewise.
1685 (may_alias_p): Re-structure.
1686 (is_escape_site): A ref-all pointer conversion is not an escape site.
1687 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1688 PTR_IS_REF_ALL pointers special.
1689 * tree-ssa-structalias.h (struct alias_info): Remove
1690 ref_all_symbol_mem_tag field.
1691 (PTR_IS_REF_ALL): Remove.
1693 2008-04-29 Richard Guenther <rguenther@suse.de>
1696 * fold-const.c (extract_muldiv_1): In combining division constants
1697 make sure to never overflow.
1699 2008-04-29 Nick Clifton <nickc@redhat.com>
1701 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1703 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1706 * optc-gen.awk: Work around HP-UX/IA awk bug.
1708 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1710 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1713 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1716 * config/i386/i386.md
1717 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1718 Change operand 1 predicate to nonimmediate_operand.
1720 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1723 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1725 * gengtype.c (walk_type, write_func_for_structure): Handle
1727 * doc/gty.texi: Document chain_circular.
1729 2008-04-28 Richard Guenther <rguenther@suse.de>
1731 PR tree-optimization/36066
1732 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1735 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1738 * config/i386/i386.md
1739 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1740 Use match_scratch instead of match_operand for operands 3 and 4.
1742 2008-04-27 Richard Guenther <rguenther@suse.de>
1744 PR tree-optimization/18754
1745 PR tree-optimization/34223
1746 * tree-pass.h (pass_complete_unrolli): Declare.
1747 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1748 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1749 Rewrite loop into loop closed SSA form if it is not already.
1750 (tree_unroll_loops_completely): Re-structure to iterate over
1751 innermost loops with intermediate CFG cleanups.
1752 Unroll outermost loops only if requested or the code does not grow
1754 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1755 loops are available.
1756 (tree_vectorize): Instead do so here.
1757 (tree_complete_unroll): Also unroll outermost loops.
1758 (tree_complete_unroll_inner): New function.
1759 (gate_tree_complete_unroll_inner): Likewise.
1760 (pass_complete_unrolli): New pass.
1761 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1762 uses outside of the loop.
1763 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1764 form if it is available.
1765 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1766 * passes.c (init_optimization_passes): Schedule complete inner
1767 loop unrolling pass before the first CCP pass after final inlining.
1769 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1771 * targhooks.h (default_emutls_var_fields,
1772 default_emutls_var_init): Declare.
1773 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1774 * target.h (struct gcc_target): Add struct emutls member.
1775 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1776 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1777 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1778 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1779 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1780 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1781 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1782 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1783 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1784 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1785 emit debug information.
1786 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1787 * varasm.c: Include targhooks.h.
1788 (emutls_object_section, emutls_tmpl_section): New.
1789 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1790 (EMUTLS_SEPARATOR): New.
1792 (get_emutls_object_name): New.
1793 (default_emutls_var_fields): New, broken out of ...
1794 (get_emutls_object_type): ... here. Adjust to use target hooks.
1795 (get_emutls_init_templ_addr): Adjust to use target hooks.
1796 (emutls_decl): Adjust to use target hooks.
1797 (emutls_finish): Likewise.
1798 (default_emutls_var_init): New, broken out of ...
1799 (assemble_variable): ... here. Adjust to use target hooks.
1800 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1802 * c-common.c (handle_section_attribute): Prevent overriding
1803 sections for emulated tls with special sections.
1804 * config/i386/i386.c (x86_64_elf_select_section): Add
1805 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1806 (x86_64_elf_unique_section): Likewise.
1807 * config/vxworks.c: Include tree.h.
1808 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1809 (vxworks_override_options): Set TLS scheme.
1810 * doc/tm.texi (Emulated TLS): New node.
1812 2008-04-26 Simon Baldwin <simonb@google.com>
1815 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1816 with propagated string constants.
1818 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1820 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1821 constraint for operand 2 when operand 0 is memory operand.
1822 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1823 operand 0 is memory operand.
1824 (fix_trunc<mode>_i387_with_temp): Ditto.
1825 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1826 operand 2 when operand 1 is memory operand.
1827 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1828 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1829 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1830 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1831 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1832 operands 2,3 and 4 when operand 1 is memory operand.
1833 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1835 (fistdi2_floor_with_temp): Ditto.
1836 (fist<mode>2_floor_with_temp): Ditto.
1837 (fistdi2_ceil_with_temp): Ditto.
1838 (fist<mode>2_ceil_with_temp): Ditto.
1839 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1841 2008-04-26 David Daney <ddaney@avtrex.com>
1843 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1845 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1846 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1847 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1848 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1849 (compare_and_swap_12): New insn.
1850 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1851 * config/mips/mips.c (mips_force_binary): New function.
1852 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1853 (mips_expand_compare_and_swap_12): New function.
1854 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1856 2008-04-25 Jan Hubicka <jh@suse.cz>
1859 * cfgexpand.c (pass_expand): Turn into RTL pass.
1860 * passes.c (execute_one_pass): Do pass typechecking after execution.
1861 * tree-pass.h (pass_expand): Turn into RTL pass.
1863 * function.h (struct rtl_data): Move here fields
1864 accesses_prior_frames, calls_eh_return, saves_all_registers,
1865 has_nonlocal_goto, has_asm_statement, is_thunk,
1866 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1867 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1868 arg_pointer_save_area_init from struct function; turn into bool.
1869 (struct function): Move
1870 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1871 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1872 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1873 tail_call_emit, arg_pointer_save_area_init
1874 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1875 (current_function_returns_struct, current_function_returns_pcc_struct,
1876 current_function_calls_setjmp, current_function_calls_alloca,
1877 current_function_accesses_prior_frames,
1878 current_function_calls_eh_return, current_function_is_thunk,
1879 current_function_stdarg, current_function_profile,
1880 current_function_limit_stack, current_function_uses_pic_offset_table,
1881 current_function_uses_const_pool, current_function_has_nonlocal_label,
1882 current_function_saves_all_registers,
1883 current_function_has_nonlocal_goto,
1884 current_function_has_asm_statement): Remove accesor macros.
1885 * ra-conflict.c (global_conflicts): Update.
1886 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1887 (suitable_for_tail_call_opt_p): Update.
1888 * builtins.c (expand_builtin_return_addr): Update.
1889 (expand_builtin_setjmp_setup): Update.
1890 (expand_builtin_nonlocal_goto): Update.
1891 * final.c (final_start_function): Update.
1892 (profile_function): Update.
1893 (leaf_function_p): Update.
1894 (only_leaf_regs_used): Update.
1895 * df-scan.c (df_get_exit_block_use_set): Update.
1896 * dojump.c (clear_pending_stack_adjust): Update.
1897 * tree-stdarg.c (gate_optimize_stdarg): Update.
1898 * gimple-low.c (lower_function_body): Update.
1899 * global.c (compute_regsets): Update.
1900 (global_alloc): Update.
1901 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1902 * expr.c (expand_assignment): Update.
1903 * dse.c (dse_step0): Update.
1904 (dse_step1): Update.
1905 * c-decl.c (store_parm_decls): Update.
1906 * local-alloc.c (combine_regs): Update.
1907 (find_free_reg): Update.
1908 * function.c (assign_parms_augmented_arg_list): Update.
1909 (assign_parm_find_data_types): Update.
1910 (assign_parms): Update.
1911 (allocate_struct_function): Update.
1912 (expand_function_start): Update.
1913 (expand_function_end): Update.
1914 (get_arg_pointer_save_area): Update.
1915 (thread_prologue_and_epilogue_insns): Update.
1916 (rest_of_match_asm_constraints): Update.
1917 * stor-layout.c (variable_size): Update.
1918 * gcse.c (gcse_main): Update.
1919 (bypass_jumps): Update.
1920 * gimplify.c (gimplify_function_tree): Update.
1921 * calls.c (emit_call_1): Update.
1922 (expand_call): Update.
1923 * bt-load.c (compute_defs_uses_and_gen): Update.
1924 * except.c (sjlj_assign_call_site_values): Update.
1925 (sjlj_emit_function_enter): Update.
1926 (can_throw_external): Update.
1927 (set_nothrow_function_flags): Update.
1928 (expand_builtin_unwind_init): Update.
1929 (expand_eh_return): Update.
1930 (convert_to_eh_region_ranges): Update.
1931 (output_function_exception_table): Update.
1932 * emit-rtl.c (gen_tmp_stack_mem): Update.
1933 * cfgexpand.c (expand_used_vars): Update.
1934 (tree_expand_cfg): Update.
1935 * cfgcleanup.c (rest_of_handle_jump): Update.
1936 * explow.c (allocate_dynamic_stack_space): Update.
1937 * varasm.c (assemble_start_function): Update.
1938 (force_const_mem): Update.
1939 (mark_constant_pool): Update.
1940 * tree-optimize.c (tree_rest_of_compilation): Update.
1941 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1942 * tree-cfg.c (notice_special_calls): Update.
1943 (is_ctrl_altering_stmt): Update.
1944 (tree_can_make_abnormal_goto): Update.
1945 (tree_purge_dead_abnormal_call_edges): Update.
1946 * config/alpha/predicates.md: Update.
1947 * config/alpha/alpha.c (alpha_sa_mask): Update.
1948 (alpha_sa_size): Update.
1949 (alpha_does_function_need_gp): Update.
1950 (alpha_expand_prologue): Update.
1951 (alpha_start_function): Update.
1952 (alpha_output_function_end_prologue): Update.
1953 (alpha_expand_epilogue): Update.
1954 * config/frv/frv.c (frv_stack_info): Update.
1955 (frv_expand_epilogue): Update.
1956 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1957 (s390_register_info): Update.
1958 (s390_frame_info): Update.
1959 (s390_init_frame_layout): Update.
1960 (s390_can_eliminate): Update.
1961 (save_gprs): Update.
1962 * config/spu/spu.c (spu_split_immediate): Update.
1963 (need_to_save_reg): Update.
1964 (spu_expand_prologue): Update.
1965 (spu_expand_epilogue): Update.
1966 * config/sparc/sparc.md: Update.
1967 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1968 (sparc_tls_got): Update.
1969 (legitimize_pic_address): Update.
1970 (sparc_emit_call_insn): Update.
1971 (sparc_expand_prologue): Update.
1972 (output_return): Update.
1973 (print_operand): Update.
1974 (sparc_function_ok_for_sibcall): Update.
1975 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1976 * config/m32r/m32r.md: Update.
1977 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1978 (m32r_compute_frame_size): Update.
1979 (m32r_expand_prologue): Update.
1980 (m32r_expand_epilogue): Update.
1981 (m32r_legitimize_pic_address): Update.
1982 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1983 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1984 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1986 (ix86_save_reg): Update.
1987 (ix86_compute_frame_layout): Update.
1988 (ix86_expand_prologue): Update.
1989 (ix86_expand_epilogue): Update.
1990 * config/sh/sh.c (output_stack_adjust): Update.
1991 (calc_live_regs): Update.
1992 (sh5_schedule_saves): Update.
1993 (sh_expand_prologue): Update.
1994 (sh_expand_epilogue): Update.
1995 (sh_setup_incoming_varargs): Update.
1996 (sh_allocate_initial_value): Update.
1997 (sh_get_pr_initial_val): Update.
1998 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1999 * config/sh/sh.md (label:): Update.
2000 * config/avr/avr.c (out_movhi_mr_r): Update.
2001 * config/crx/crx.h (enum): Update.
2002 * config/xtensa/xtensa.h (along): Update.
2003 * config/stormy16/stormy16.c Update.
2004 (xstormy16_compute_stack_layout): Update.
2005 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2006 (fr30_expand_prologue): Update.
2007 * config/cris/cris.c (cris_conditional_register_usage): Update.
2008 (cris_reg_saved_in_regsave_area): Update.
2009 (cris_initial_frame_pointer_offset): Update.
2010 (cris_simple_epilogue): Update.
2011 (cris_expand_prologue): Update.
2012 (cris_expand_epilogue): Update.
2013 (cris_expand_pic_call_address): Update.
2014 (cris_asm_output_symbol_ref): Update.
2015 (cris_asm_output_label_ref): Update.
2016 * config/cris/cris.md Update.
2017 * config/iq2000/iq2000.c (compute_frame_size): Update.
2018 (iq2000_expand_epilogue): Update.
2019 * config/mt/mt.h (save_direction): Update.
2020 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2021 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2022 (ia64_secondary_reload_class): Update.
2023 * config/m68k/m68k.c (m68k_save_reg): Update.
2024 (m68k_expand_prologue): Update.
2025 (m68k_expand_epilogue): Update.
2026 (legitimize_pic_address): Update.
2027 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2028 (first_reg_to_save): Update.
2029 (first_altivec_reg_to_save): Update.
2030 (compute_vrsave_mask): Update.
2031 (compute_save_world_info): Update.
2032 (rs6000_stack_info): Update.
2033 (spe_func_has_64bit_regs_p): Update.
2034 (rs6000_ra_ever_killed): Update.
2035 (rs6000_emit_eh_reg_restore): Update.
2036 (rs6000_emit_allocate_stack): Update.
2037 (rs6000_emit_prologue): Update.
2038 (rs6000_emit_epilogue): Update.
2039 (rs6000_output_function_epilogue): Update.
2040 (output_profile_hook): Update.
2041 (rs6000_elf_declare_function_name): Update.
2042 * config/rs6000/rs6000.h (rs6000_args): Update.
2043 * config/rs6000/rs6000.md: Update.
2044 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2045 * config/arc/arc.c (arc_output_function_epilogue): Update.
2046 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2047 * config/darwin.c (machopic_function_base_name): Update.
2048 * config/score/score3.c (score3_compute_frame_size): Update.
2051 (score3_epilogue): Update.
2052 * config/score/score7.c (score7_compute_frame_size): Update.
2053 (score7_prologue): Update.
2054 (score7_epilogue): Update.
2055 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2056 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2057 * config/arm/arm.c (use_return_insn): Update.
2058 (require_pic_register): Update.
2059 (arm_load_pic_register): Update.
2060 (arm_compute_save_reg0_reg12_mask): Update.
2061 (arm_compute_save_reg_mask): Update.
2062 (thumb1_compute_save_reg_mask): Update.
2063 (output_return_instruction): Update.
2064 (arm_output_function_prologue): Update.
2065 (arm_output_epilogue): Update.
2066 (arm_get_frame_offsets): Update.
2067 (arm_expand_prologue): Update.
2068 (thumb_pushpop): Update.
2069 (thumb_exit): Update.
2070 (thumb1_expand_prologue): Update.
2071 (thumb1_expand_epilogue): Update.
2072 (arm_unwind_emit): Update.
2073 (arm_output_fn_unwind): Update.
2074 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2075 * config/arm/arm.md: Update.
2076 * config/pa/pa.md: Update.
2077 * config/pa/pa.c (legitimize_pic_address): Update.
2078 (compute_frame_size): Update.
2079 (hppa_expand_prologue): Update.
2080 (hppa_expand_epilogue): Update.
2081 (borx_reg_operand): Update.
2082 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2083 (HARD_REGNO_RENAME_OK): Update.
2084 * config/mips/mips.c (mips_global_pointer): Update.
2085 (mips_save_reg_p): Update.
2086 (mips_compute_frame_info): Update.
2087 (mips_frame_pointer_required): Update.
2088 (mips_expand_prologue): Update.
2089 (mips_expand_epilogue): Update.
2090 (mips_can_use_return_insn): Update.
2091 (mips_reorg_process_insns): Update.
2092 * config/v850/v850.c (compute_register_save_size): Update.
2093 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2094 * config/mmix/mmix.c (along): Update.
2095 (mmix_expand_epilogue): Update.
2096 * config/bfin/bfin.c (legitimize_pic_address): Update.
2097 (must_save_p): Update.
2098 (stack_frame_needed_p): Update.
2099 (add_to_reg): Update.
2100 (bfin_expand_prologue): Update.
2101 * stmt.c (expand_asm_operands): Update.
2102 * reload1.c (reload): Update.
2103 (init_elim_table): Update.
2105 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2107 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2109 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2111 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2112 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2113 (mov<mode>): Removed.
2114 (*movv4sf_internal): Likewise.
2115 (*movv2df_internal): Likewise.
2117 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2119 * config.gcc (crx-*-elf): Remove deprecation.
2121 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2123 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2124 __gcc_deregister_frame with atexit.
2125 (deregister_frame_dtor): Remove.
2127 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2128 Nathan Sidwell <nathan@codesourcery.com>
2130 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2132 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2133 (rs6000_isel): Likewise.
2134 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2135 (rs6000_isel): New variable.
2136 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2138 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2141 * c-common.c (handle_vector_size_attribute): Call
2142 lang_hooks.types.reconstruct_complex_type instead of
2143 reconstruct_complex_type.
2144 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2145 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2146 * langhooks.h (struct lang_hooks_for_types): Add
2147 reconstruct_complex_type hook.
2148 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2149 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2151 2008-04-24 Richard Guenther <rguenther@suse.de>
2153 * c-common.h (check_builtin_function_arguments): Declare.
2154 * c-common.c (validate_nargs): New function.
2155 (check_builtin_function_arguments): Likewise.
2156 * c-typeck.c (build_function_call): Call
2157 check_builtin_function_arguments.
2158 * builtins.c (fold_builtin_classify): Remove error reporting code.
2159 (fold_builtin_unordered_cmp): Likewise.
2160 (fold_builtin_1): Likewise.
2161 (fold_builtin_n): Likewise.
2163 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2165 PR tree-optimization/36008
2166 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2167 the original op1, rather than delta by step.
2169 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2170 Sebastian Pop <sebastian.pop@amd.com>
2172 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2173 eliminate_local_variables_stmt, eliminate_local_variables,
2174 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2175 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2176 of code delimited by two edges in the CFG.
2177 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2178 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2179 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2180 the case of parallelisation of reductions.
2181 (expr_invariant_in_region_p): New.
2183 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2184 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2186 2008-04-24 Ira Rosen <irar@il.ibm.com>
2187 Richard Guenther <rguenther@suse.de>
2189 PR tree-optimization/36034
2190 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2191 incapable of dealing with loads with gaps.
2193 2008-04-24 Rafael Espindola <espindola@google.com>
2195 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2196 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2197 vrp_evaluate_conditional.
2198 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2199 (vrp_evaluate_conditional): Split the cond argument.
2200 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2201 (simplify_stmt_for_jump_threading): Update call to
2202 vrp_evaluate_conditional.
2204 2008-04-24 Ira Rosen <irar@il.ibm.com>
2206 PR tree-optimization/35982
2207 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2208 interleaved data-refs are of the same type.
2210 2008-04-24 Danny Smith <dannysmith@users.net>
2212 * c-format.c (check_format_info_main): Use strncmp rather than a
2213 magic prefix to handle multichar length specs.
2214 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2215 Don't prefix "I64" and "I32" with '\0'.
2217 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2220 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2221 in registers for -m32 only if stdarg_p (fntype).
2223 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2225 PR rtl-optimization/36006
2226 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2227 temp to op0 in order to avoid invalid rtx sharing.
2229 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2231 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2232 check TREE_INVARIANT.
2233 * tree-gimple.c (is_gimple_address): New.
2234 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2235 * tree-gimple.h (is_gimple_address): New.
2236 * tree.h (decl_address_invariant_p): New.
2237 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2238 (build_string): Likewise.
2239 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2240 (tree_invariant_p_1): Likewise.
2241 (save_expr): Use it.
2242 (tree_invariant_p): New.
2243 (skip_simple_arithmetic): Use it.
2244 (stabilize_reference_1): Use it.
2245 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2247 (build1_stat): Drop code to compute TREE_INVARIANT.
2248 (build2_stat): Drop code to compute TREE_INVARIANT.
2249 (build3_stat): Drop code to compute TREE_INVARIANT.
2250 (build4_stat): Drop code to compute TREE_INVARIANT.
2251 (build5_stat): Drop code to compute TREE_INVARIANT.
2252 (build7_stat): Drop code to compute TREE_INVARIANT.
2253 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2254 * tree.h (struct tree_base): Remove invariant_flag.
2255 (TREE_INVARIANT): Remove.
2256 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2257 (fold_builtin_expect): Check TREE_CONSTANT.
2258 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2259 * c-tree.h (c_expr_to_decl): Drop third parameter.
2260 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2261 (build_c_cast): Don't set TREE_INVARIANT.
2262 (pop_init_level): Don't set TREE_INVARIANT.
2263 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2264 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2266 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2267 (gimplify_addr_expr): Adjust comment.
2268 * tree-mudflap.c (mf_build_string):
2269 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2270 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2271 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2272 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2273 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2274 * langhooks.h (struct lang_hooks): Drop third parameter from
2277 2008-04-23 Richard Guenther <rguenther@suse.de>
2279 PR tree-optimization/27799
2280 PR tree-optimization/32921
2281 PR tree-optimization/32624
2282 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2283 SMTs aliases and the tag itself into the solution.
2284 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2285 merge the points-to solution back into the SMT aliases.
2286 (may_alias_p): Use alias_set_subset_of instead of
2287 aliases_conflict_p. A pointer which points to
2288 memory with alias set zero may access any variable.
2290 2008-04-23 Richard Guenther <rguenther@suse.de>
2292 * alias.c (alias_set_subset_of): Correctly handle asking
2293 if zero is a subset of an alias set with zero child.
2294 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2295 (compute_flow_insensitive_aliasing): Correctly walk all
2296 pointers. Do not unnecessarily union sets.
2298 2008-04-23 Richard Guenther <rguenther@suse.de>
2301 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2303 2008-04-22 Tomas Bily <tbily@suse.cz>
2305 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2307 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2309 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2310 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2311 * tree-inline.c (estimate_num_insns_1): Likewise.
2312 * varasm.c (const_hash_1, compare_constant, copy_constant)
2313 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2314 * emit-rtl.c (component_ref_for_mem_expr)
2315 (set_mem_attributes_minus_bitpos): Likewise.
2316 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2317 (is_aligning_offset): Likewise.
2318 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2319 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2320 * dojump.c (do_jump): Likewise.
2321 * builtins.c (get_pointer_alignment, get_memory_rtx)
2322 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2323 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2325 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2327 PR rtl-optimization/36017
2328 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2329 expanding the library call.
2331 2008-04-22 Ian Lance Taylor <iant@google.com>
2333 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2336 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2338 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2339 of LR/CTR moves for Power6.
2341 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2344 * passes.c (init_optimization_passes): Remove
2345 pass_fast_rtl_byte_dce.
2347 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2351 builtin functions to generate faster code.
2352 (_mm_cvtpu16_ps): Ditto.
2353 (_mm_cvtpi32x2_ps): Ditto.
2355 2008-04-22 Nick Clifton <nickc@redhat.com>
2357 * common.opt (ftree-loop-distribution): Add Optimization
2360 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2361 (frv_expand_builtin_va_start): Likewise.
2363 * config/arm/arm.c (thumb_find_work_register): Fix location of
2364 argument register count.
2366 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2368 Support scheduling for ColdFire V1 and V3 microarchitecture.
2369 Improve scheduling of multiplication instructions.
2371 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2372 (mac): New instruction attribute.
2373 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2374 (m68k_sched_mac): New variable.
2375 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2376 Handle cfv1 and cfv3.
2377 (max_insn_size): New static variable.
2378 (struct _sched_ib): New type.
2379 (sched_ib): New static variable.
2380 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2381 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2382 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2384 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2385 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2386 new variables. Update.
2387 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2388 Add modeling of cfv3 instruction buffer. Update.
2389 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2390 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2391 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2392 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2393 a particular reservation applies to.
2394 (type2): Reorganize attribute values. Rename alu to alu_reg,
2395 alu_l to alu, move_l to omove. Join move to alu. Split mul
2397 (cf_ib_*): Simplify description of instruction buffer.
2398 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2399 (cf_mem): Split into cf_mem1 and cf_mem2.
2400 (cf_v2_move_??): Rename to cfv12_alu_??.
2401 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2402 (cf_v2_mul_??): Remove reservations.
2403 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2404 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2405 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2407 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2408 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2409 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2410 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2411 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2412 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2413 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2414 expansions of the above reservations for instructions of sizes
2417 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2419 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2421 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2423 * coverage.c: Include tree-pass.h.
2424 (coverage_counter_alloc): Print da_file_name to the dump file.
2426 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2428 * sbitmap.c (sbitmap_range_empty_p): New function.
2429 * sbitmap.h (sbitmap_range_empty_p): New function.
2430 * bitmap.h: Now includes obstack.h.
2432 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2433 Kenneth Zadeck <zadeck@naturalbridge.com>
2435 * dbgcnt.def (ra_byte_scan): Added.
2436 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2437 when the last hit happens for a counter.
2438 * timevar.def (TV_DF_BYTE_LR): New variable.
2439 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2440 * passes.c (pass_fast_rtl_byte_dce): New pass.
2441 * fwprop.c (update_df): Added mode to call df_ref_create.
2442 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2443 DF_REF_EXTRACT_OFFSET.
2444 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2445 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2447 (df_ref_extract): Added mode field.
2448 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2449 DF_REF_EXTRACT_OFFSET.
2450 (DF_REF_EXTRACT_MODE): New macro.
2451 (df_byte_lr_bb_info): New structure.
2452 (df_print_byte_regset, df_compute_accessed_bytes,
2453 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2454 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2455 df_byte_lr_simulate_uses,
2456 df_byte_lr_simulate_artificial_refs_at_top,
2457 df_byte_lr_simulate_artificial_refs_at_end,
2458 df_compute_accessed_bytes): New function.
2459 (df_ref_create): Add parameter.
2460 (df_byte_lr_get_bb_info): New inline function.
2461 * df-scan.c (df_ref_record, df_uses_record,
2462 df_ref_create_structure): Added mode parameter.
2463 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2464 df_defs_record, df_uses_record, df_get_conditional_uses,
2465 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2466 df_entry_block_defs_collect, df_exit_block_uses_collect):
2467 Added mode parameter to calls to df_ref_record, df_uses_record,
2468 df_ref_create_structure.
2469 (df_ref_equal_p, df_ref_compare): Added test for modes.
2470 (df_ref_create_structure): Added code to set mode. Renamed
2471 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2472 DF_REF_EXTRACT_OFFSET.
2473 * df-core.c (df_print_byte_regset): New function.
2474 * df-byte-scan.c: New file.
2475 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2476 calls to BITMAP_FREE.
2477 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2478 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2479 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2480 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2481 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2482 df_byte_lr_local_compute, df_byte_lr_init,
2483 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2484 df_byte_lr_transfer_function, df_byte_lr_free,
2485 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2486 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2487 df_byte_lr_simulate_uses,
2488 df_byte_lr_simulate_artificial_refs_at_top,
2489 df_byte_lr_simulate_artificial_refs_at_end): New function.
2490 * dce.c (byte_dce_process_block): New function.
2491 (dce_process_block): au is now passed in rather than computed
2492 locally. Changed loops that look at artificial defs to not look
2493 for conditional or partial ones, because there never are any.
2494 (fast_dce): Now is able to drive byte_dce_process_block or
2495 dce_process_block depending on the kind of dce being done.
2496 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2497 (rest_of_handle_fast_byte_dce): New function.
2498 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2499 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2501 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2504 * gcc.h: Added fortran options that take arguments to
2505 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2508 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2510 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2511 scalarization if on the LHS and not a full access.
2513 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2515 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2517 2008-04-18 Rafael Espindola <espindola@google.com>
2519 * tree-vrp.c (find_case_label_index): Fix the binary search.
2520 (find_case_label_range): New.
2521 (vrp_visit_switch_stmt): Use find_case_label_range.
2522 (simplify_switch_using_ranges): Use find_case_label_range.
2524 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2526 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2527 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2529 2008-04-18 Tom Tromey <tromey@redhat.com>
2532 * doc/cpp.texi (Implementation-defined behavior): Mention
2535 2008-04-18 Ian Lance Taylor <iant@google.com>
2537 * fold-const.c (pointer_may_wrap_p): New static function.
2538 (fold_comparison): Add another test for pointer overflow. Use
2539 pointer_may_wrap_p to disable some false positives.
2541 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2543 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2544 (fname_as_string): Match updated cpp_interpret_string prototype.
2545 (fix_string_type): Support char16_t* and char32_t*.
2546 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2547 derivative) nodes. Register as builtin if C++0x.
2548 (c_parse_error): Support CPP_CHAR{16,32}.
2549 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2550 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2551 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2552 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2553 CTI_CHAR32_ARRAY_TYPE>: New elements.
2554 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2555 char32_type_node, signed_char32_type_node, char16_array_type_node,
2556 char32_array_type_node): New defines.
2557 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2558 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2559 (lex_string): Support CPP_STRING{16,32}, match updated
2560 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2561 (lex_charconst): Support CPP_CHAR{16,32}.
2562 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2563 and CPP_STRING{16,32}.
2565 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2568 * aclocal.m4: Regenerate.
2569 * configure: Regenerate.
2571 2008-04-18 Jan Hubicka <jh@suse.cz>
2573 * except.c (dw2_size_of_call_site_table,
2574 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2576 * cgraphbuild.c (build_cgraph_edges): Update.
2577 * tree-pass.h: Update comment.
2578 * final.c (leaf_function_p): Update.
2579 (leaf_renumber_regs): Update.
2580 (rest_of_clean_state): Update.
2581 * omp-low.c (expand_omp_parallel): Update.
2582 * ipa-reference.c (analyze_function): Update.
2583 * reorg.c (find_end_label): Update.
2584 (optimize_skip): Update.
2585 (fill_simple_delay_slots): Update.
2586 (fill_simple_delay_slots): Update.
2587 (make_return_insns): Update.
2588 (dbr_schedule): Update.
2589 * gimple-low.c (record_vars_into): Update.
2590 * cfgbuild.c (make_edges): Update.
2591 * function.c (assign_stack_local): Update.
2592 (assign_parm_adjust_stack_rtl): Update.
2593 (locate_and_pad_parm): Update.
2594 (allocate_struct_function): Do not initialize stack_alignment_needed
2595 and preferred_stack_boundary here.
2596 (stack_protect_prologue): Update.
2597 (stack_protect_epilogue): Update.
2598 (expand_function_start): Initialize stack_alignment_needed,
2599 preferred_stack_boundary and max_jumptable_ents.
2600 (expand_function_end): Update.
2601 (free_after_compilation): Do not NULLify epilogue_delay_list.
2602 * function.h (struct rtl_data): Add stack_protect_guard,
2603 stack_alignment_needed,
2604 preferred_stack_boundary, epilogue_delay_list.
2605 (struct function): Remove value_histograms, stack_alignment_needed,
2606 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2608 unexpanded_var_list, stack_protect_guard.
2609 (current_function_epilogue_delay_list): Remove.
2610 * ipa-type-escape.c (analyze_function): Update.
2611 * gimplify.c (pop_gimplify_context): Update comment.
2612 * calls.c (expand_call): Update.
2613 (emit_library_call_value_1): Update.
2614 * except.c (set_nothrow_function_flags): Update.
2615 * cfgexpand.c (get_decl_align_unit): Update.
2616 (create_stack_guard): Update.
2617 (estimated_stack_frame_size): Update.
2618 (expand_used_vars): Update.
2619 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2620 * explow.c (allocate_dynamic_stack_space): Update.
2621 * tree-ssa-live.c (remove_unused_locals): Update.
2622 * varasm.c (mark_constant_pool): Update.
2623 * tree-inline.c (remap_decls): Update.
2624 (initialize_cfun): Update.
2625 (declare_return_variable): Update.
2626 (inline_forbidden_p): Update.
2627 (expand_call_inline): Update.
2628 (declare_inline_vars): Update.
2629 (tree_function_versioning): Update.
2630 * tree-flow.h (value_histograms): New.
2631 (VALUE_HISTOGRAMS): New macro.
2632 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2634 * tree-cfg.c (set_bb_for_stmt): Update.
2635 (replace_by_duplicate_decl): Update.
2636 (move_block_to_fn): Update.
2637 (new_label_mapper): Update.
2638 (dump_function_to_file): Update.
2639 * ipa-struct-reorg.c (build_data_structure): Update.
2640 * cfgrtl.c (print_rtl_with_bb): Update.
2641 * reload1.c (reload): Update.
2643 * config/i386/i386.c (setup_incoming_varargs_64,
2644 ix86_compute_frame_layout): Update.
2645 * config/arc/arc.c (arc_output_function_epilogue): Update.
2647 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2649 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2650 for FreeBSD as well.
2651 * gthr-posix95.h: Likewise.
2653 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2655 PR rtl-optimization/35838
2656 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2657 out the byte offset of the first subreg.
2659 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2662 to split_ti instead of three separate calls with single member arrays.
2663 (subti3 splitter): Ditto.
2664 (adddi3 splitter): Ditto with split_di.
2665 (subdi3 splitter): Ditto.
2666 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2667 two separate calls with single member arrays. Swap match_dup
2668 operands 1 and 2 to better fit into the array.
2669 (negdi2 splitter): Ditto with split_di.
2670 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2671 two separate calls with single member arrays. Swap match_dup operands
2672 6 and 7 to better fit into the array.
2674 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2676 * config/i386/i386.c (sse_builtin_type): New.
2677 (bdesc_sse_args): Likewise.
2678 (bdesc_sse_3arg): Removed.
2679 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2680 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2681 IX86_BUILTIN_ROUNDPS.
2682 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2683 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2684 IX86_BUILTIN_ROUNDPS.
2685 (ix86_expand_sse_4_operands_builtin): Removed.
2686 (ix86_expand_sse_operands_builtin): New.
2687 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2688 and CODE_FOR_sse4_1_roundps.
2689 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2690 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2692 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2695 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2696 regs before frame pop when needed. If use_backchain_to_restore_sp
2697 then load backchain into a temp reg to restore vr and vrsave. Add
2698 code to restore vr after frame pop if possible.
2700 2008-04-17 Richard Guenther <rguenther@suse.de>
2702 * tree-vn.c (expressions_equal_p): Do not check type
2703 equality or compatibility before calling operand_equal_p.
2704 * fold-const.c (operand_equal_p): Check equivalence of
2705 integer constants before bailing out due to signedness or
2706 precision differences.
2707 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2708 spurious differences in type qualification. Ignore types
2709 for COMPONENT_REFs at all.
2711 2008-04-17 Christian Bruel <christian.bruel@st.com>
2713 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2714 msw_skip comparison.
2716 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2719 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2722 PR tree-optimization/35899
2723 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2724 rather than TREE_OPERAND.
2726 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2729 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2730 temporary registers. Change operand predicate to general_operand.
2731 (remainderxf3): Ditto.
2733 2008-04-16 Richard Guenther <rguenther@suse.de>
2735 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2736 * tree-affine.c (aff_combination_expand): Look through some
2739 2008-04-15 Doug Kwan <dougkwan@google.com>
2741 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2743 * tree-pretty-print.c (dump_generic_node): Ditto.
2744 * final.c (output_addr_const): Ditto.
2745 * dwarf2out.c (output_cfi): Ditto.
2746 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2747 * print-rtl.c (print_rtx): Ditto.
2748 * print-tree.c (print_node_brief, print_node): Ditto.
2749 * c-common.c (match_case_to_enum_1): Ditto.
2750 * sched-vis.c (print_value): Ditto.
2751 * config/i386/i386.c (print_operand): Cast to long unsigned int
2754 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2755 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2756 MS Windows VirtualProtect function.
2758 2008-04-15 Jan Hubicka <jh@suse.cz>
2760 * gengtype.c (write_root): Param_is argument is OK.
2761 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2762 * function.h: Include varray.h
2763 (rtl_eh): New stucture based on except.c one.
2764 (call_site_record): New forward declaration and vector type.
2765 * calls.c (emit_call_1): Do not call
2766 note_current_region_may_contain_throw.
2767 * except.c (eh_status): Remove cur_region, try_region since they are
2769 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2770 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2771 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2772 Remove call_site_data_used, call_site_data_size.
2773 Turn call_site_record into vector in function.h.
2774 (note_current_region_may_contain_throw): Remove.
2775 (get_exception_pointer, get_exception_filter): Do not take struct
2776 function argument; update.
2777 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2778 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2779 build_post_landing_pads, dw2_build_landing_pads,
2780 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2781 sjlj_emit_function_enter, sjlj_emit_function_enter,
2782 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2783 sjlj_build_landing_pads, finish_eh_generation,
2784 remove_exception_handler_label, remove_eh_handler,
2785 maybe_remove_eh_handler, add_reachable_handler,
2786 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2787 add_action_record, collect_one_action_chain, add_call_site,
2788 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2789 sjlj_output_call_site_table, output_function_exception_table,
2790 * except.h (note_current_region_may_contain_throw): Remove
2791 (get_exception_pointer, get_exception_filter): Do not take struct
2793 * Makefile.in (GTFILES): Put varargs before struct function.
2795 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2797 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2798 punt for STRING_CST.
2799 (get_constraint_for): Deal with STRING_CST here instead.
2801 2008-04-15 Richard Guenther <rguenther@suse.de>
2803 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2804 statements in a basic-block with a backward walk. Do not
2805 substitute into dead statements but instead remove those.
2807 2008-04-15 Richard Guenther <rguenther@suse.de>
2809 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2810 to zero, thus disable creation of SFTs.
2812 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2814 * tree-predcom.c (suitable_reference_p): Return false if the
2815 reference can throw.
2817 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2820 * c-decl.c (finish_decl): If extern or static var has variable
2821 size, set TREE_TYPE (decl) to error_mark_node.
2823 2008-04-15 Rafael Espindola <espindola@google.com>
2825 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2828 2008-04-15 Richard Guenther <rguenther@suse.de>
2830 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2831 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2832 (visit_reference_op_load): Do walk vuse-vdef chains on
2833 vn_reference_lookup.
2834 (visit_reference_op_store): But do not here.
2835 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2836 vn_reference_lookup.
2837 (vn_lookup_with_vuses): But do so here.
2839 2008-04-14 Ian Lance Taylor <iant@google.com>
2841 * fold-const.c (fold_overflow_warning): Remove assertion.
2843 2008-04-15 Ben Elliston <bje@au.ibm.com>
2845 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2846 temp1 local variables.
2848 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2851 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2852 ".text.unlikely" section as executable.
2854 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2856 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2857 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2858 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2859 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2860 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2861 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2862 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2864 2008-04-14 Ian Lance Taylor <iant@google.com>
2866 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2867 * fold-const.c (fold_comparison): If appropriate, test
2868 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2869 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2870 reassociating a pointer type.
2871 * doc/invoke.texi (Optimize Options): Document that
2872 -fstrict-overflow applies to pointer wraparound.
2874 2008-04-13 Jan Hubicka <jh@suse.cz>
2876 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2878 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2880 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2881 we are going to "save the world".
2883 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2885 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2886 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2887 operand 0 constraint, not "=".
2889 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2891 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2893 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2895 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2896 of size of positions_needed * CHAR_BIT.
2898 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2901 * dse.c (store_info): Change positions_needed to unsigned
2903 (lowpart_bitmask): New.
2904 (record_store): Cast to unsigned HOST_WIDE_INT for
2905 positions_needed. Assert width <= size of positions_needed *
2906 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2907 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2908 lowpart_bitmask to set mask.
2910 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2912 * config/bfin/constraints.md: New file.
2913 * config/bfin/bfin.md: Include it.
2914 (adddi3): Use satisfies_constraint functions instead of the old macros.
2915 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2916 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2917 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2918 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2919 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2920 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2921 EXTRA_CONSTRAINT): Delete.
2922 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2923 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2925 * config/bfin/bfin.c: Include "tm-constrs.h".
2926 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2927 Use satisfies_constraint functions instead of the old macros.
2928 * doc/md.texi (Blackfin Constraints): Update file name reference.
2930 2008-04-11 Richard Guenther <rguenther@suse.de>
2932 PR tree-optimization/35869
2933 * tree-vrp.c (execute_vrp): Move switch statement update after
2934 jump threading. Schedule another cfg cleanup run.
2936 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2939 * attribs.c (decl_attributes): Return early on errorneous node.
2941 2008-04-10 Oleg Ryjkov <olegr@google.com>
2943 * tree.h (struct tree_base): Added a new flag default_def_flag.
2944 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2946 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2948 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2950 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2953 * pa.md: Define mode iterator P. Define mode attribute dwc.
2954 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2955 (icacheflush): Likewise.
2956 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2957 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2959 2008-04-11 Ben Elliston <bje@au.ibm.com>
2961 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2963 2008-04-10 Rafael Espindola <espindola@google.com>
2965 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2966 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2967 (extract_range_from_expr): The same.
2969 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2971 * config/mips/mips.md (GPR2): New mode iterator.
2973 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2974 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2975 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2976 Rewrite these to take two modes, the mode of comparison and the
2977 mode of the destination.
2978 * config/mips/mips.c (mips_expand_scc): Instead of having
2979 paradoxical subreg as destination, expand "narrowing" scc if mode
2980 of comparison is SI and target is requested in DI mode.
2981 (mips_emit_int_order_test): Update comment. Make mode of
2982 comparison match CMP0 rather than TARGET. When creating inverse
2983 target use mode of TARGET.
2985 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2987 * gcov-dump.c (tag_summary): Only print summaries for the first
2988 GCOV_COUNTERS_SUMMABLE counters.
2990 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2992 * config/i386/i386.md (absneg): New code iterator.
2993 (absnegprefix): New code attribute.
2994 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2995 patterns using absneg code iterator.
2996 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2997 using absneg code iterator.
2998 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2999 *neg<mode>2 patterns using absneg code iterator.
3000 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3001 *negextendsfdf2 patterns using absneg code iterator.
3002 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3003 *negextendsfxf2 patterns using absneg code iterator.
3004 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3005 *negextendsfdf2 patterns using absneg code iterator.
3006 * config/i386/sse.md (<code><mode>2): Macroize expander from
3007 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3009 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3011 * config/s390/s390.h: Remove the remains of the recent search
3012 & replace action of current_function_outgoing_args_size.
3014 2008-04-10 Ira Rosen <irar@il.ibm.com>
3016 PR tree-optimization/35821
3017 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3018 NEW_STMT_LIST is not NULL.
3020 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3023 * toplev.c (process_options): Remove -ffunction-sections debugging
3026 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3028 PR middle-end/PR28690
3029 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3030 than gen_rtx_fmt_ee to perform more canonicalizations.
3032 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3035 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3037 2008-04-09 Richard Guenther <rguenther@suse.de>
3039 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3040 (dump_function_to_file): Dump function arguments with types.
3042 2008-04-08 Richard Guenther <rguenther@suse.de>
3044 * fold-const.c (fold_widened_comparison): Do not allow
3045 sign-changes that change the result.
3047 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3050 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3051 kinds of indirect references.
3053 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3055 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3056 GNU Fortran language string.
3058 2008-04-08 Rafael Espindola <espindola@google.com>
3060 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3061 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3062 * tree.h (tree_call_nonnegative_warnv_p): New.
3064 2008-04-08 Jan Hubicka <jh@suse.cz>
3066 * function.c (free_after_compilation): Clear out regno_reg_rtx
3069 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3072 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3074 PR middle-end/PR28690
3075 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3076 same precedence as REG_POINTER and MEM_POINTER operands.
3078 2008-04-08 Richard Guenther <rguenther@suse.de>
3081 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3082 for adding index to base.
3084 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3086 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3087 (MINGW_ENABLE_EXECUTE_STACK): New.
3088 (IN_LIBGCC2): For libgcc include windows.h file for
3089 function declarations.
3091 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3093 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3094 and tem2 if tem1 is not a REG or MULT.
3096 2008-04-08 Jan Hubicka <jh@suse.cz>
3098 * function.h (incomming_args): Break out of struct function.
3099 (function_subsections): Break out of struct function.
3100 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3101 return_rtx and hard_reg_initial_vals from struct function.
3102 Kill inl_max_label_num.
3103 (current_function_pops_args, current_function_args_info,
3104 current_function_args_size, current_function_args_size,
3105 current_function_pretend_args_size,
3106 current_function_outgoing_args_size,
3107 current_function_internal_arg_pointer, current_function_return_rtx):
3108 Kill compatibility accestor macros.
3109 * builtins.c (expand_builtin_apply_args_1): Update.
3110 (expand_builtin_next_arg): Update.
3111 * df-scan.c (df_get_call_refs): Update.
3112 * dbxout.c (dbxout_function_end): Update.
3113 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3114 (output_line_info): Update.
3115 (secname_for_decl): Update.
3116 (dwarf2out_var_location): Update.
3117 * function.c (free_after_compilation): Update.
3118 (assign_parm_find_stack_rtl): Update.
3119 (assign_parms): Update.
3120 (expand_dummy_function_end): Update.
3121 (expand_function_end): Update.
3122 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3123 (expand_call): Update.
3124 (emit_library_call_value_1): Update.
3125 (store_one_arg): Update.
3126 * varasm.c (initialize_cold_section_name): Update.
3127 (unlikely_text_section): Update.
3128 (unlikely_text_section_p): Update.
3129 (assemble_start_function): Update.
3130 (assemble_end_function): Update.
3131 (default_section_type_flags): Update.
3132 (switch_to_section): Update.
3133 * integrate.c (set_decl_abstract_flags): Update.
3134 (get_hard_reg_initial_val): Update.
3135 (has_hard_reg_initial_val): Update.
3136 (allocate_initial_values): Update.
3137 * resource.c (init_resource_info): Update.
3138 * config/alpha/alpha.c (NUM_ARGS): Update.
3139 (direct_return): Update.
3140 (alpha_va_start): Update.
3141 (alpha_sa_size): Update.
3142 (alpha_initial_elimination_offset): Update.
3143 (alpha_expand_prologue): Update.
3144 (alpha_start_function): Update.
3145 (alpha_expand_epilogue): Update.
3146 (unicosmk_initial_elimination_offset):
3147 * config/alpha/alpha.md (call expander): Update.
3148 * config/s390/s390.c (s390_register_info): Update.
3149 (s390_register_info): Update.
3150 (s390_frame_info): Update.
3151 (s390_initial_elimination_offset): Update.
3152 (s390_build_builtin_va_list): Update.
3153 (s390_va_start): Update.
3154 * config/spu/spu.c (direct_return): Update.
3155 (spu_expand_prologue): Update.
3156 (spu_initial_elimination_offset): Update.
3157 (spu_build_builtin_va_list): Update.
3158 (spu_va_start): Update.
3159 * config/sparc/sparc.c (sparc_init_modes): Update.
3160 (sparc_compute_frame_size): Update.
3161 (function_value): Update.
3162 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3163 * config/i386/i386.md (return expander): Update.
3164 * config/i386/i386.c (ix86_va_start): Update.
3165 (ix86_can_use_return_insn_p): Update.
3166 (ix86_compute_frame_layout): Update.
3167 (ix86_expand_epilogue): Update.
3168 * config/sh/sh.c (output_stack_adjust): Update.
3169 (calc_live_regs): Update.
3170 (sh_expand_prologue): Update.
3171 (sh_builtin_saveregs): Update.
3172 (sh_va_start): Update.
3173 (initial_elimination_offset): Update.
3174 (sh_allocate_initial_value): Update.
3175 (sh_function_ok_for_sibcall): Update.
3176 (sh_get_pr_initial_val): Update.
3177 * config/sh/sh.md (return expander): Update.
3178 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3179 * config/crx/crx.c (crx_compute_frame): UPdate.
3180 (crx_initial_elimination_offset): UPdate.
3181 * config/xtensa/xtensa.c (compute_frame_size): Update
3182 (xtensa_builtin_saveregs): Update.
3183 (xtensa_va_start): Update.
3184 (order_regs_for_local_alloc): Update.
3185 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3186 (xstormy16_expand_builtin_va_start): Update.
3187 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3188 * config/m68hc11/m68hc11.md (return expanders): Update.
3189 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3190 (expand_epilogue): Update.
3191 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3192 (cris_simple_epilogue): Update.
3193 (cris_expand_prologue): Update.
3194 (cris_expand_epilogue): Update.
3195 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3196 (compute_frame_size): Update.
3197 * config/mt/mt.c (mt_compute_frame_size): Update.
3198 * config/mn10300/mn10300.c (expand_prologue): Update.
3199 (expand_epilogue): Update.
3200 (initial_offset): Update.
3201 (mn10300_builtin_saveregs):
3202 * config/mn10300/mn10300.md (return expander): Update.
3203 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3204 (ia64_initial_elimination_offset): Update.
3205 (ia64_initial_elimination_offset): Update.
3206 (ia64_expand_prologue): Update.
3207 * config/m68k/m68k.md (return expander): Update.
3208 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3209 (rs6000_stack_info): Update.
3210 * config/mcore/mcore.c (layout_mcore_frame): Update.
3211 (mcore_expand_prolog): Update.
3212 * config/arc/arc.c (arc_compute_frame_size): Update.
3213 * config/score/score3.c (score3_compute_frame_size): Update.
3214 * config/score/score7.c (score7_compute_frame_size): Update.
3215 * config/arm/arm.c (use_return_insn): Update.
3216 (thumb_find_work_register): Update.
3217 (arm_compute_save_reg_mask): Update.
3218 (arm_output_function_prologue): Update.
3219 (arm_output_epilogue): Update.
3220 (arm_size_return_regs): Update.
3221 (arm_get_frame_offsets): Update.
3222 (arm_expand_prologue): Update.
3223 (thumb_exit): Update.
3224 (thumb_unexpanded_epilogue): Update.
3225 (thumb1_output_function_prologue): Update.
3226 * config/pa/pa.md (return expander): Update.
3227 * config/pa/pa.c (compute_frame_size): Update.
3228 (hppa_builtin_saveregs): Update.
3229 * config/mips/mips.c (mips_va_start): Update.
3230 (mips16_build_function_stub): Update.
3231 (mips_compute_frame_info): Update.
3232 (mips_restore_gp): Update.
3233 (mips_output_function_prologue): Update.
3234 (mips_expand_prologue): Update.
3235 * config/v850/v850.c (compute_frame_size): Update.
3236 (expand_prologue): * config/mmix/mmix.c (along): update.
3237 (mmix_initial_elimination_offset): update.
3238 (mmix_reorg): update.
3239 (mmix_use_simple_return): update.
3240 (mmix_expand_prologue): update.
3241 (mmix_expand_epilogue): Update.
3242 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3243 (emit_link_insn): Update.
3245 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3247 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3248 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3250 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3253 2008-04-07 Jan Hubicka <jh@suse.cz>
3255 * function.h (rtl): Rename to x_rtl.
3257 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3258 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3259 used_temp_slots avail_temp_slots, temp_slot_level,
3260 nonlocal_goto_handler_labels): Update accesstors.
3261 (rtl): New global variable.
3262 (struct function): Move some fileds to rtl_data.
3263 (get_arg_pointer_save_area): Update prototype.
3264 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3265 get_arg_pointer_save_area.
3266 * expr.c (init_expr): Update
3267 * function.c (get_frame_size): Update
3268 (assign_stack_local): Update
3269 (expand_function_end): Update.
3270 (get_art_pointer_save_area): Update
3272 * emit-rtl.c (rtl): Declare.
3273 (regno_reg_rtx): Declare.
3274 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3276 (gen_reg_rtx): Update.
3277 * varasm.c (n_deferred_constatns): Update accestor.
3278 (init_varasm_status): Do not allocate varasm_status.
3279 (force_const_mem, get_pool_size, output_constant_pool): Update.
3280 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3281 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3282 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3283 * sparc/sparc.h (INIT_EXPANDERS): Update.
3284 * ia64/ia64.h (INIT_EXPANDERS): Update.
3286 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3288 * reload.c (push_secondary_reload): Add missing break to for loop.
3290 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3292 PR middle-end/PR28690
3293 * rtlanal.c: Update copyright years.
3294 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3295 as REG_POINTER and MEM_POINTER operands.
3296 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3297 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3298 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3299 * gcse.c: Update copyright years.
3300 (pre_delete): Call gen_reg_rtx_and_attrs.
3301 (hoist_code): Likewise.
3302 (build_store_vectors): Likewise.
3303 (delete_store): Likewise.
3304 * loop-invariant.c (move_invariant_reg): Likewise.
3305 Update copyright years.
3307 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3310 control string instead of quoted.
3312 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3314 * doc/rtl.texi: Rewrite of subreg section.
3316 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3319 * config/i386/i386.c (legitimize_pic_address): Add treating
3320 of dllimport SYM_REF's.
3321 (legitimize_dllimport_symbol): Add prototype.
3323 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3325 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3326 reference in constructor with non self-referential type.
3328 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3330 Removal of Return with Depressed Stack Pointer support
3331 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3332 (ECF_SP_DEPRESSED): Likewise.
3333 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3334 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3335 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3336 (expand_call): Do not test ECF_SP_DEPRESSED.
3337 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3338 * function.c (keep_stack_depressed): Delete.
3339 (handle_epilogue_set): Likewise.
3340 (update_epilogue_consts): Likewise.
3341 (emit_equiv_load): Likewise.
3342 (thread_prologue_and_epilogue_insns): Remove support for Return with
3343 Depressed Stack Pointer.
3344 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3346 2008-04-06 Richard Guenther <rguenther@suse.de>
3348 PR tree-optimization/35400
3349 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3350 information from SSA_NAMEs.
3352 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3354 * config/avr/avr.h (avr_mega_p): Remove declaration.
3355 (AVR_MEGA): Remove macro.
3356 * config/avr/avr.c (avr_mega_p): Remove variable.
3357 (avr_override_options): Remove inicializion of avr_mega_p.
3358 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3359 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3360 (avr_jump_mode): (Ditto.).
3361 (avr_output_progmem_section_asm_op): (Ditto.).
3362 (avr_asm_init_sections): (Ditto.).
3363 (avr_asm_init_sections): (Ditto.).
3364 (avr_rtx_costs): (Ditto.).
3365 * config/avr/avr.md: (Ditto.).
3366 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3369 2008-04-06 Richard Guenther <rguenther@suse.de>
3371 PR tree-optimization/35842
3372 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3373 is_gimple_invariant_address.
3375 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3377 * gcc.c (default_compilers): Sync Fortran extensions list with
3378 that in fortran/lang-specs.h.
3379 * doc/invoke.texi: Likewise.
3380 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3381 * dwarf2out.c (gen_compile_unit_die): Likewise.
3383 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3385 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3387 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3390 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3391 attribute is used for nested functions.
3393 2008-04-05 Jan Hubicka <jh@suse.cz>
3395 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3397 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3399 (dump_files): Update.
3400 (enable_rtl_dump_file): Do not accept letter argument.
3401 * tree-pass.h (dump_file_info): Remove letter argument.
3402 * toplev.c (decode_d_option): Update -da handling.
3403 * toplev.h (enable_rtl_dump_file): Update prototype.
3404 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3405 it out based on pass type.
3406 (register_dump_files_1): Likewise.
3407 (init_optimization_passes): Update register_one_dump_file calls.
3408 (execute_one_pass): Sanity check that IPA passes are called at IPA
3409 level and RTL passes at RTL level.
3410 (execute_pass_list): IPA pass can not be after or subpass of
3412 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3413 disallov RTL subpasses of IPA subpasses.
3415 2008-04-05 Ben Elliston <bje@au.ibm.com>
3417 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3418 builtins that return exactly once and do not throw. Cache call to
3421 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3423 PR rtl-optimization/34916
3425 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3426 between instruction pairs.
3428 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3430 * doc/invoke.texi: Document -mbitops for SH.
3431 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3432 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3433 * config/sh/sh.c (print_operand): Add %t operand code.
3434 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3435 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3436 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3437 (extendqihi2): Likewise.
3438 (movqi_i): Likewise.
3439 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3440 (extv): Use bld instruction for SH2A if possible.
3442 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3443 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3444 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3445 (bset.b, bclr.b): Define peepholes.
3446 * config/sh/sh.opt (mbitops): New option.
3448 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3451 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3452 and view convert expression.
3454 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3457 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3459 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3461 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3463 * config/i386/cpuid.h (bit_AES): New.
3464 (bit_PCLMUL): Likewise.
3466 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3467 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3468 SSE2 if AES or PCLMUL is enabled.
3469 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3470 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3471 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3472 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3473 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3474 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3475 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3476 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3477 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3478 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3479 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3480 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3481 __builtin_ia32_aeskeygenassist128 and
3482 __builtin_ia32_pclmulqdq128.
3483 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3484 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3485 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3487 * config/i386/i386.h (TARGET_AES): New.
3488 (TARGET_PCLMUL): Likewise.
3489 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3491 * config/i386/i386.md (UNSPEC_AESENC): New.
3492 (UNSPEC_AESENCLAST): Likewise.
3493 (UNSPEC_AESDEC): Likewise.
3494 (UNSPEC_AESDECLAST): Likewise.
3495 (UNSPEC_AESIMC): Likewise.
3496 (UNSPEC_AESKEYGENASSIST): Likewise.
3497 (UNSPEC_PCLMUL): Likewise.
3499 * config/i386/i386.opt (maes): New.
3500 (mpclmul): Likewise.
3502 * config/i386/sse.md (aesenc): New pattern.
3503 (aesenclast): Likewise.
3505 (aesdeclast): Likewise.
3507 (aeskeygenassist): Likewise.
3508 (pclmulqdq): Likewise.
3510 * config/i386/wmmintrin.h: New.
3512 * doc/extend.texi: Document AES and PCLMUL built-in function.
3514 * doc/invoke.texi: Document -maes and -mpclmul.
3516 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3518 * function.c (free_after_parsing): Replace with
3519 cxx_push_function_context from C++ front-end.
3520 (allocate_struct_function): Don't call langhook.
3521 * langhooks.h (struct lang_hooks_for_functions): Delete.
3522 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3524 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3525 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3526 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3527 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3528 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3529 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3530 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3532 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3533 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3535 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3538 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3541 2008-04-04 Richard Guenther <rguenther@suse.de>
3544 * fold-const.c (optimize_minmax_comparison): Use the correct
3545 type for the constant in the simplified comparison.
3547 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3549 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3550 Pass L2 size as "--param l2-cache-size" to the compiler.
3551 (decode_l2_cache): New function to decode L2 cache parameters using
3552 0x8000006 extended cpuid function.
3553 (detect_caches_amd): Determine parameters of L2 cache using
3554 decode_l2_caches function.
3555 (decode_caches_intel): Decode L2 cache parameters.
3556 (detect_caches_intel): Determine L2 cache parameters using
3557 decode_caches_intel and decode_l2_caches functions.
3559 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3561 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3562 secondary input reload for subword loads from the constant pool.
3564 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3567 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3568 constants of the appropriate size for runtime calculations.
3571 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3572 decimal-float literal constant zero.
3574 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3577 * c-parser.c (c_parser_omp_atomic): Call
3578 default_function_array_conversion on the RHS.
3581 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3582 call is_variable_sized if decl has incomplete type.
3584 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3586 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3588 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3590 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3592 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3593 (sgt<u>): Merge sgt and sgtu into new expander.
3594 (sgt, sgtu): Remove expanders.
3595 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3596 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3597 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3598 *sgtu_<mode>_mips16 into new pattern.
3599 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3600 (sge<u>): Merge sge and sgeu into new expander.
3601 (sge, sgeu): Remove expanders.
3602 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3604 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3605 (slt<u>): Merge slt and sltu into new expander.
3606 (slt, sltu): Remove expanders.
3607 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3608 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3609 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3610 *sltu_<mode>_mips16 into new pattern.
3611 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3612 (sle<u>): Merge sle and sleu into new expander.
3613 (sle, sleu): Remove expanders.
3614 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3615 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3616 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3617 *sleu_<mode>_mips16 into new pattern.
3618 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3620 2008-04-03 Jan Hubicka <jh@suse.cz>
3622 PR tree-optimization/35795
3623 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3624 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3625 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3626 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3627 * score/score3.c (score3_output_mi_thunk): Likewise.
3628 * score/score7.c (score7_output_mi_thunk): Likewise.
3629 * mips/mips.c (mips_output_mi_thunk): Likewise.
3631 2008-04-03 Richard Guenther <rguenther@suse.de>
3633 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3634 conversions. Simplify code.
3636 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3638 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3640 2008-04-03 Tom Tromey <tromey@redhat.com>
3641 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3643 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3644 * config/bfin/t-bfin-linux (generated_files): Add
3645 linux-sysroot-suffix.h.
3646 * doc/install.texi (Prerequisites): Require make 3.80.
3647 * doc/sourcebuild.texi (Front End Directory): Document new
3649 * Makefile.in (generated_files): New variable.
3650 (ALL_HOST_OBJS): New variable.
3651 ($(ALL_HOST_OBJS)): New target.
3653 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3655 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3656 (remap_block): Call id->transform_lang_insert_block instead
3658 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3659 Set id.transform_lang_insert_block to NULL.
3660 (clone_body): Move to cp/optimize.c
3661 * tree-inline.h (struct copy_body_data): Change
3662 transform_lang_insert_block to function pointer.
3663 (copy_generic_body, copy_decl_no_change): Export.
3664 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3665 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3666 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3668 * c-tree.h (insert_block): Kill.
3669 * c-decl.c (insert_block): Kill.
3671 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3673 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3674 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3675 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3677 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3678 argument, call {push,pop}_function_context from here.
3679 * c-parser.c: Use c_{push,pop}_function_context.
3681 * function.c (push_function_context_to): Move meat ...
3682 (push_function_context): ... here. Simplify.
3683 * function.c (pop_function_context_from): Move meat ...
3684 (pop_function_context): ... here. Simplify.
3685 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3687 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3688 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3689 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3690 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3692 2008-04-03 Ben Elliston <bje@au.ibm.com>
3694 * expmed.c (extract_force_align_mem_bit_field): Remove.
3696 2008-04-03 Richard Guenther <rguenther@suse.de>
3699 * expr.h (try_casesi): Adjust prototype.
3700 * expr.c (try_casesi): Take fallback label as extra parameter.
3701 Use that for gen_casesi if default_label is NULL.
3702 * stmt.c (expand_case): Pass fallback label to try_casesi,
3703 make sure to fill gaps with a fallback label if default_label
3706 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3709 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3711 2008-04-03 Ben Elliston <bje@au.ibm.com>
3713 * expmed.c (extract_split_bit_field): Remove if (0) code.
3714 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3715 (do_ds_constraint): Likewise.
3717 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3719 * doc/cppopts.texi (-dU): Document.
3720 * c-common.h (flag_dump_macros): Update comment.
3721 * c-opts.c (handle_OPT_d): Handle -dU.
3722 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3723 dump_queued_macros, cb_used_define, cb_used_undef): New.
3724 (init_pp_output): Handle -dU.
3725 (cb_line_change): Call dump_queued_macros.
3726 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3728 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3730 * config/avr/predicates.md (io_address_operand): New predicate.
3731 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3732 * config/avr/avr.c (avr_io_address_p): Remove function.
3733 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3734 'avr_io_address_p' function.
3735 (out_movhi_r_mr): (Ditto.).
3736 (out_movqi_mr_r): (Ditto.).
3737 (out_movhi_mr_r): (Ditto.).
3738 (avr_address_cost): (Ditto.).
3740 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3742 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3743 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3744 in 32bit mode when XMM registers are available to avoid store
3746 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3747 corresponding post-reload splitters.
3749 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3751 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3752 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3753 __builtin_ia32_roundss.
3754 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3755 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3756 __builtin_ia32_roundss.
3757 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3758 IX86_BUILTIN_SHUFPD here.
3760 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3762 * config/i386/i386.md (plogic): New.
3763 (plogicprefix): Likewise.
3765 * config/i386/mmx.md (mmx_<code><mode>3): New.
3766 (mmx_and<mode>3): Removed.
3767 (mmx_ior<mode>3): Likewise.
3768 (mmx_xor<mode>3): Likewise.
3770 * config/i386/sse.md (<code><mode>3): New.
3771 (*<code><mode>3): Likewise.
3772 (*<code><mode>3): Likewise.
3773 (<code><mode>3): Likewise.
3774 (*sse_<code><mode>3): Likewise.
3775 (*sse2_<code><mode>3): Likewise.
3776 (<code>tf3): Likewise.
3777 (*<code>tf3): Likewise.
3778 (and<mode>3): Likewise.
3779 (*and<mode>3): Likewise.
3780 (ior<mode>3): Removed.
3781 (*ior<mode>3): Likewise.
3782 (xor<mode>3): Likewise.
3783 (*xor<mode>3): Likewise.
3784 (*and<mode>3): Likewise.
3785 (*ior<mode>3): Likewise.
3786 (*xor<mode>3): Likewise.
3787 (and<mode>3): Likewise.
3788 (*sse_and<mode>3): Likewise.
3789 (*sse2_and<mode>3): Likewise.
3791 (*andtf3): Likewise.
3792 (ior<mode>3): Likewise.
3793 (*sse_ior<mode>3): Likewise.
3794 (*sse2_ior<mode>3): Likewise.
3796 (*iortf3): Likewise.
3797 (xor<mode>3): Likewise.
3798 (*sse_xor<mode>3): Likewise.
3799 (*sse2_xor<mode>3): Likewise.
3801 (*xortf3): Likewise.
3803 2008-04-02 Richard Guenther <rguenther@suse.de>
3805 PR tree-optimization/14495
3806 PR tree-optimization/34793
3807 * tree-vrp.c (struct switch_update): New structure.
3808 (to_remove_edges, to_update_switch_stmts): New VECs.
3809 (simplify_switch_using_ranges): New function. Remove not taken
3810 case labels and edges.
3811 (simplify_stmt_using_ranges): Call it.
3812 (identify_jump_threads): Mark edges we have queued for removal
3813 so we don't thread them.
3814 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3816 * tree-cfg.c (group_case_labels): Deal with missing default label.
3817 (tree_verify_flow_info): Allow missing default label.
3818 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3819 (emit_case_nodes): Likewise.
3820 (expand_case): Do not rely on the default label to be present.
3821 * expr.c (try_casesi): Deal with NULL default_label.
3822 (do_tablejump): Likewise.
3824 2008-04-02 Richard Guenther <rguenther@suse.de>
3826 PR tree-optimization/14495
3827 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3828 SWITCH_EXPR here ...
3829 (vrp_visit_switch_stmt): ... but here (new function).
3830 (find_case_label_index): New helper function.
3831 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3833 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3835 * fwprop.c: Fix ISO-C99ism.
3837 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3840 * Makefile.in (objdir): Set it here.
3841 * configure.ac: Not here. Find dynamic linker characteristics.
3842 * exec-tool.in: Use them.
3843 * aclocal.m4: Regenerate.
3844 * configure: Regenerate.
3846 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3848 * expr.c (expand_var): Delete it.
3849 * expr.h (expand_var): Delete prototype.
3850 * function.c (expand_function_start): Use expand_decl instead.
3851 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3854 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3856 PR rtl-optimization/35542
3857 * fwprop.c (forward_propagate_and_simplify): Replace
3858 loc_reg_mentioned_in_p with reg_mentioned_p.
3860 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3862 PR rtl-optimization/35281
3863 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3864 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3865 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3866 (varying_mem_p): Move above propagate_rtx.
3867 (all_uses_available_at): Do not check MEMs.
3869 2008-04-02 Rafael Espindola <espindola@google.com>
3871 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3872 (register_edge_assert_for_2): Split the cond argument.
3873 (register_edge_assert_for_1): Adjust for the change in
3874 register_edge_assert_for_2.
3875 (register_edge_assert_for): Split the cond argument.
3876 (find_switch_asserts): Adjust for the change in
3877 register_edge_assert_for.
3879 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3881 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3882 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3883 offsets for 64-bit mingw.
3884 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3885 abi for x86_64-pc-mingw.
3887 2008-04-02 Richard Guenther <rguenther@suse.de>
3889 * tree-vrp.c (extract_range_from_assert): Make sure to not
3890 produce range min/max with TREE_OVERFOW set.
3891 If merging a anti-range and a range keep the anti-range if
3892 the range covers all values of the type.
3893 (register_edge_assert_for_2): Only allow sign-changing
3894 conversions in detecting canonical range checks. Also
3895 register an assert for the unsigned name if useful.
3897 PR tree-optimization/35787
3898 * tree-vrp.c (vrp_val_max): New function.
3899 (vrp_val_min): Likewise.
3900 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3901 (vrp_val_is_min): Likewise.
3902 (supports_overflow_infinity): Use vrp_val_{min,max}.
3903 (negative_overflow_infinity): Likewise.
3904 (positive_overflow_infinity): Likewise.
3905 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3906 (is_positive_overflow_infinity): Likewise.
3907 (is_overflow_infinity): Likewise.
3908 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3909 vrp_val_is_{min,max}.
3910 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3911 to ranges if possible. Avoid empty ranges.
3913 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3916 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3917 the expression is a function address.
3919 2008-04-01 George Helffrich <george@gcc.gnu.org>
3921 PR fortran/35154, fortran/23057
3922 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3923 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3924 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3925 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3927 (dbxout_syms): Check for COMMON-based symbol and wrap in
3928 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3929 in bracket for efficiency.
3931 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3932 using DW_TAG_common_block + member offset.
3933 (add_pubname_string): New function.
3934 (dw_expand_expr): New function to find block name and offset for
3936 (common_check): New function to check whether symbol in Fortran COMMON.
3937 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3939 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3942 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3944 2008-04-02 Ben Elliston <bje@au.ibm.com>
3946 * config/v850/v850.md (casesi): Remove if (0) code.
3947 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3948 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3950 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3952 * config/i386/i386.md (rex64suffix): New mode attribute.
3953 (floathi<mode>2): Disable expander for SSE math.
3954 (*floathi<mode>2_1): New insn insn_and_split pattern.
3955 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3956 corresponding post-reload splitters.
3957 (*floathi<mode>2_i387): New macroized insn pattern.
3958 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3959 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3960 insn_and_split pattern.
3961 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3962 New macroized instruction patterns and corresponding post-reload
3964 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3965 and corresponding post-reload splitters.
3966 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3967 New macroized instruction patterns.
3968 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3969 macroized instruction patterns and corresponding post-reload splitters.
3970 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3971 corresponding post-reload splitters.
3972 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3973 New macroized instruction patterns.
3974 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3975 corresponding post-reload splitters.
3976 (*floatsi<mode>2_i387): New macroized instruction patterns.
3978 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3980 * config/i386/i386.md (smaxmin): New.
3981 (umaxmin): Likewise.
3982 (maxminiprefix): Likewise.
3983 (maxminfprefix): Likewise.
3984 (<code><mode>3): Likewise.
3985 (smin<mode>3): Removed.
3986 (smax<mode>3): Likewise.
3988 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3989 (mmx_<code>v4hi3): Likewise.
3990 (mmx_<code>v8qi3): Likewise.
3991 (mmx_smaxv2sf3): Removed.
3992 (mmx_sminv2sf3): Likewise.
3993 (mmx_umaxv8qi3): Likewise.
3994 (mmx_smaxv4hi3): Likewise.
3995 (mmx_uminv8qi3): Likewise.
3996 (mmx_sminv4hi3): Likewise.
3998 * config/i386/sse.md (<addsub><mode>3): New.
3999 (*<addsub><mode>3): Likewise.
4000 (<sse>_vm<addsub><mode>3): Likewise.
4001 (<maxmin><mode>3): Likewise.
4002 (*<maxmin><mode>3_finite): Likewise.
4003 (*<maxmin><mode>3): Likewise.
4004 (<sse>_vm<maxmin><mode>3): Likewise.
4005 (sse3_h<addsub>v4sf3): Likewise.
4006 (sse3_h<addsub>v2df3): Likewise.
4007 (<maxmin>v16qi3): Likewise.
4008 (*<maxmin>v16qi3): Likewise.
4009 (<maxmin>v8hi3): Likewise.
4010 (*<maxmin>v8hi3): Likewise.
4011 (*sse4_1_<maxmin><mode>3): Likewise.
4012 (*sse4_1_<maxmin><mode>3): Likewise.
4013 (add<mode>3): Removed.
4014 (*add<mode>3): Likewise.
4015 (<sse>_vmadd<mode>3): Likewise.
4016 (sub<mode>3): Likewise.
4017 (*sub<mode>3): Likewise.
4018 (<sse>_vmsub<mode>3): Likewise.
4019 (smin<mode>3): Likewise.
4020 (*smin<mode>3_finite): Likewise.
4021 (*smin<mode>3): Likewise.
4022 (<sse>_vmsmin<mode>3): Likewise.
4023 (smax<mode>3): Likewise.
4024 (*smax<mode>3_finite): Likewise.
4025 (*smax<mode>3): Likewise.
4026 (<sse>_vmsmax<mode>3): Likewise.
4027 (sse3_haddv4sf3): Likewise.
4028 (sse3_haddv2df3): Likewise.
4029 (sse3_hsubv4sf3): Likewise.
4030 (sse3_hsubv2df3): Likewise.
4031 (umaxv16qi3): Likewise.
4032 (*umaxv16qi3): Likewise.
4033 (smaxv8hi3): Likewise.
4034 (*smaxv8hi3): Likewise.
4035 (*sse4_1_smax<mode>3): Likewise.
4036 (*sse4_1_umax<mode>3): Likewise.
4037 (uminv16qi3): Likewise.
4038 (*uminv16qi3): Likewise.
4039 (sminv8hi3): Likewise.
4040 (*sminv8hi3): Likewise.
4041 (*sse4_1_smin<mode>3): Likewise.
4042 (*sse4_1_umin<mode>3): Likewise.
4044 2008-04-01 Rafael Espindola <espindola@google.com>
4046 * tree-cfg.c (verify_expr): remove in_phi.
4047 (verify_stmt): Don't call walk_tree with verify_expr. Use
4048 is_gimple_min_invariant instead of is_gimple_val.
4050 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4052 * doc/include/gpl_v3.texi: Update for manpage generation.
4053 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4055 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4056 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4057 gpl_v3.texi instead of gpl.texi.
4060 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4063 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4065 2008-04-01 Rafael Espindola <espindola@google.com>
4067 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4068 (extract_code_and_val_from_cond): Use
4069 extract_code_and_val_from_cond_with_ops.
4071 2008-04-01 Jan Hubicka <jh@suse.cz>
4073 * function.c (free_after_compilation): Free epilogue_delay_list.
4074 (prepare_function_start): Assert that previous compilation was freed.
4076 2008-04-01 Jan Hubicka <jh@suse.cz>
4077 Jim Wilson <wilson@tuliptree.org>
4078 Andreas Tobler <andreast@gcc.gnu.org>
4081 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4082 rtl.emit instead cfun->emit.
4083 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4084 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4086 2008-04-01 Ben Elliston <bje@au.ibm.com>
4088 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4090 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4092 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4094 (fprofile-use): Add var flag_profile_use
4095 * coverage.c (coverage_begin_output): Do not open a gcno file for
4096 output only if -ftest-coverage is set.
4097 Do not add getpwd() to gcda file path.
4098 (build_gcov_info): Check the new flag
4099 flag_profile_datafile_relative_path.
4100 (coverage_init): Use profile_data_prefix.
4101 Read profile counter only if flag_profile_use is set.
4102 * opts.c (common_handle_option): New option fprofile-use=,
4103 fprofile-dir=, fprofile-generate=.
4104 * toplev.c (profile_data_prefix): New variable definition.
4105 * toplev.h (profile_data_prefix): New declaration.
4106 * doc/invoke.tex (Option Summary, Optimization Options):
4109 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4111 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4112 use tmp consistently.
4115 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4116 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4117 UNSPEC_FR_RECIP_APPROX_RES.
4118 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4120 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4123 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4125 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4128 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4129 element of the vector via a pointer.
4131 2008-03-31 Ian Lance Taylor <iant@google.com>
4133 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4135 2008-03-31 Jan Hubicka <jh@suse.cz>
4137 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4138 get_arg_pointer_save_area.
4139 * expr.c (init_expr): Just clear out rtl.expr.
4140 * function.c (free_after_compilation): Clear out whole RTL structure.
4141 (get_func_frame_size): Merge into ...
4142 (get_frame_size): ... this one.
4143 (assign_stack_local_1): Merge into ...
4144 (assign_stack_local): ... this one.
4145 (expand_function_end): Update call of get_arg_pointer_save_area.
4146 (get_art_pointer_save_area): Remove cfun argument.
4147 * function.h (emit_status): regno_pointer_align does not need length
4148 attribute. Move x_regno_reg_rtx to ...
4149 (regno_reg_rtx): ... new global array.
4150 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4151 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4152 apply_args_value, forced_labels, stack_pointer_delta):
4154 (struct varasm_status): Move here from varasm.c
4155 (struct rtl_data): New. Move here some fields from struct function.
4156 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4157 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4158 used_temp_slots avail_temp_slots, temp_slot_level,
4159 nonlocal_goto_handler_labels): Update accesstors.
4160 (rtl): New global variable.
4161 (struct function): Move some fileds to rtl_data.
4162 (get_arg_pointer_save_area): Update prototype.
4163 * emit-rtl.c (rtl): Declare.
4164 (regno_reg_rtx): Declare.
4165 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4167 (gen_reg_rtx): Update.
4168 (init_virtual_regs): Do not tate emit_status argument.
4169 (init_emit): Do not allocate emit.
4170 * varasm.c (varasm_statuc): Move to function.h.
4171 (n_deferred_constatns): Update accestor.
4172 (init_varasm_status): Do not allocate varasm_status.
4173 (force_const_mem, get_pool_size, output_constant_pool): Update.
4174 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4175 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4177 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4179 PR rtl-optimization/35729
4180 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4183 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4186 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4187 load/store if memory is unaligned.
4188 (*movti_rex64): Likewise.
4190 * config/i386/predicates.md (misaligned_operand): New.
4192 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4195 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4198 2008-03-31 Jan Beulich <jbeulich@novell.com>
4200 * config/ia64/constraints.md: Add 'j' constraint.
4201 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4202 (movdi_internal): Likewise.
4204 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4207 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4209 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4212 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4213 proper error message for the third argument on blendpd and
4216 * config/i386/sse.md (blendbits): New.
4217 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4219 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4221 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4223 2008-03-30 Richard Guenther <rguenther@suse.de>
4226 * fold-const.c (fold_sign_changed_comparison): Do leave
4227 conversions to base-types alone.
4229 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4231 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4232 the link register if one altivec register is be saved.
4234 2008-03-30 Ben Elliston <bje@au.ibm.com>
4236 * final.c (final_scan_insn): Remove if (0) code.
4238 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4240 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4242 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4244 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4245 of V4SFmode to ix86_binary_operator_ok.
4247 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4249 * config/i386/i386.c (override_options): Initialize
4250 ix86_veclib_handler to ix86_veclibabi_svml when
4251 -mveclibabi=svml is used.
4252 (ix86_veclibabi_svml): New function for SVML ABI style
4253 vectorization support.
4254 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4256 2008-03-28 Rafael Espindola <espindola@google.com>
4258 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4259 (tree_binary_nonnegative_warnv_p): Make it public.
4260 (tree_single_nonnegative_warnv_p): Make it public.
4261 (tree_invalid_nonnegative_warnv_p): Make it public.
4262 (tree_unary_nonzero_warnv_p): Make it public.
4263 (tree_binary_nonzero_warnv_p): Make it public
4264 (tree_single_nonzero_warnv_p): Make it public.
4265 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4266 (extract_range_from_binary_expr): Split the expr argument.
4267 (extract_range_from_unary_expr): Split the expr argument.
4268 (extract_range_from_comparison): Split the expr argument.
4269 (extract_range_from_expr): Use the new aux functions.
4270 (vrp_evaluate_conditional_warnv): Use
4271 vrp_evaluate_conditional_warnv_with_ops.
4272 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4273 (tree_binary_nonzero_warnv_p): Declare.
4274 (tree_single_nonzero_warnv_p): Declare.
4275 (tree_expr_nonzero_warnv_p): Declare.
4276 (tree_unary_nonnegative_warnv_p): Declare.
4277 (tree_binary_nonnegative_warnv_p): Declare.
4278 (tree_single_nonnegative_warnv_p): Declare.
4279 (tree_invalid_nonnegative_warnv_p): Declare.
4281 2008-03-28 Richard Guenther <rguenther@suse.de>
4283 PR tree-optimization/30317
4284 PR tree-optimization/30911
4285 PR tree-optimization/34793
4286 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4287 (struct assert_locus_d): New member EXPR.
4288 (register_new_assert_for): Add EXPR parameter to support
4289 ASSERT_EXPR <name, expr OP limit>.
4290 (register_edge_assert_for_1): Adjust callers.
4291 (find_assert_locations): Likewise.
4292 (process_assert_insertions_for): Build condition from expression.
4293 (extract_range_from_assert): Handle ASSERT_EXPRs
4294 of the form ASSERT_EXPR <name, expr OP limit>.
4295 (register_edge_assert_for_2): New helper registering
4296 asserts for comparisons. Recognize range tests of the form
4297 (unsigned)i - CST1 OP CST2.
4298 (register_edge_assert_for_1): Use it.
4299 (register_edge_assert_for): Likewise.
4300 (needs_overflow_infinity): Integer sub-types
4301 do not need overflow infinities.
4302 (vrp_val_is_max): The extreme values of integer sub-types
4303 are those of the base type.
4304 (vrp_val_is_min): Likewise.
4305 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4308 2008-03-28 Nick Clifton <nickc@redhat.com>
4311 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4312 Return GENERAL_REGS for stack adjustment reloads.
4314 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4317 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4318 const_vector when all the vectors are constant.
4320 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4322 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4324 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4325 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4327 (s<code>_sf): Use new scc_sf attribute for opcode names.
4329 2008-03-27 Tom Tromey <tromey@redhat.com>
4331 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4332 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4333 config/spu/t-spu-elf, config/i386/t-interix,
4334 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4335 config/i386/x-darwin, config/i386/x-mingw32,
4336 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4337 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4338 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4339 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4340 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4341 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4342 config/score/t-score-elf, config/arm/t-strongarm-pe,
4343 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4344 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4345 Revert automatic dependency patch.
4347 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4350 * config/i386/i386.c (ix86_function_arg_boundary): Align
4351 decimal floating point to its natural boundary.
4353 2008-03-27 Richard Guenther <rguenther@suse.de>
4356 * fold-const.c (fold_comparison): Restrict distinct decl
4357 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4358 solely rely on operand_equal_p.
4360 2008-03-27 Richard Guenther <rguenther@suse.de>
4363 * c-common.c (handle_weak_attribute): Reject combination of
4366 2008-03-27 Richard Guenther <rguenther@suse.de>
4368 PR tree-optimization/32810
4369 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4370 conversions from DECL_INITIAL.
4371 (fold_const_aggregate_ref): Likewise from constructor elements.
4373 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4375 * tree-affine.h (aff_combination_expand): Declare.
4376 (get_inner_reference_aff): Likewise.
4377 * tree-affine.c (aff_combination_expand): Split out from
4378 tree_to_aff_combination_expand.
4379 (get_inner_reference_aff): New function.
4380 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4381 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4382 (struct lim_aux_data): sm_done field removed.
4383 (mem_ref_loc_p, mem_ref_locs_p): New types.
4384 (struct mem_ref): Added id, stored, accesses_in_loop,
4385 indep_loop, dep_loop, indep_ref, dep_ref fields.
4386 Removed is_stored, locs and next fields.
4387 (memory_accesses): New variable.
4388 (movement_possibility): Do not allow moving statements
4389 that store to memory.
4390 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4392 (determine_max_movement): For statements with memory references,
4393 find the outermost loop in that the reference is independent.
4394 (move_computations_stmt): Mark the virtual operands for renaming.
4395 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4396 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4397 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4398 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4399 create_vop_ref_mapping, analyze_memory_references,
4400 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4401 get_all_locs_in_loop, ref_always_accessed_p,
4402 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4403 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4404 store_motion_loop, store_motion): New functions.
4405 (struct vop_to_refs_elt): New type.
4406 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4407 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4408 (schedule_sm): Replaced by...
4409 (execute_sm): ... this.
4410 (determine_lsm_ref, hoist_memory_references,
4411 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4412 find_more_ref_vops, free_mem_ref, free_mem_refs,
4413 determine_lsm_loop, determine_lsm): Removed.
4414 (tree_ssa_lim_finalize): Free data structures used by store motion.
4415 (tree_ssa_lim): Call analyze_memory_references. Use
4416 store_motion instead of determine_lsm.
4418 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4420 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4421 rename tmake_file to m68hc11/t-m68hc11.
4422 (mcore): Set inhibit_libc to true.
4423 * config.host (alpha*-dec-*vms*): Set extra_programs.
4424 (interix3*): Don't use host_xmake_file.
4425 * configure.ac: Let config.gcc override inhibit_libc.
4426 * configure: Regenerate.
4428 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4429 * config/t-openbsd-thread: Remove commented out lines.
4431 * config/x-interix: Remove.
4433 * config/m68hc11/t-m68hc11-gas: Rename to...
4434 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4436 * config/mcore/t-mcore: Remove T_CFLAGS.
4437 * config/mcore/t-mcore-pe: Likewise.
4439 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4441 * configure.ac: Replace custom __GNU_SOURCE test with
4442 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4443 * aclocal.m4: Regenerate.
4444 * configure: Regenerate.
4445 * config.in: Regenerate.
4447 2008-03-27 Richard Guenther <rguenther@suse.de>
4449 * fold-const.c (target.h): Include.
4450 (fold_comparison): Fold comparison of addresses of decls
4451 that bind locally or of constants. Consolidate address folding code.
4452 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4453 results from fold_binary_to_constant.
4454 (compare_values_warnv): Likewise.
4456 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4459 * fold-const.c (fold_truthop): Check for integeral types when folding
4460 a == 0 && b == 0 and a != 0 || b != 0 .
4462 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4464 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4466 2008-03-26 Andreas Schwab <schwab@suse.de>
4468 * doc/invoke.texi: Fix use of @item vs. @itemx.
4470 2008-03-26 Tom Tromey <tromey@redhat.com>
4472 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4473 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4474 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4475 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4476 build/genconstants.o, build/genemit.o, build/genextract.o,
4477 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4478 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4481 2008-03-26 Richard Guenther <rguenther@suse.de>
4484 2008-03-26 Richard Guenther <rguenther@suse.de>
4486 * fold-const.c (target.h): Include.
4487 (fold_comparison): Fold comparison of addresses of two decls
4488 that bind locally. Consolidate address folding code.
4490 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4492 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4493 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4494 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4495 dconstsqrt2, dconstthird, dconste and/or dconst10.
4496 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4497 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4498 dconstsqrt2, dconste): Delete.
4499 (init_emit_once): Likewise. Simplify initializing dconstm1.
4501 * real.c (get_real_const): New.
4502 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4503 dconstsqrt2, dconste): Delete.
4504 (real_value_const, get_real_const): New.
4506 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4508 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4510 * config/i386/i386.c (ix86_function_arg_boundary): Check
4511 BIGGEST_ALIGNMENT instead of 128.
4512 (setup_incoming_varargs_64): Likewise.
4514 2008-03-26 Tom Tromey <tromey@redhat.com>
4516 * Makefile.in (DEPFILES): Add missing '/'.
4518 2008-03-26 Richard Guenther <rguenther@suse.de>
4520 * fold-const.c (target.h): Include.
4521 (fold_comparison): Fold comparison of addresses of two decls
4522 that bind locally. Consolidate address folding code.
4524 2008-03-26 Nick Clifton <nickc@redhat.com>
4527 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4528 not allow INT+INT as a legitimate addressing mode.
4530 2008-03-26 Richard Guenther <rguenther@suse.de>
4532 * tree-flow.h (widen_bitfield): Remove declaration.
4533 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4534 (widen_bitfield): Remove function.
4535 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4538 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4541 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4544 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4546 PR rtl-optimization/35232
4547 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4548 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4549 reg_reloaded_call_part_clobbered here.
4550 (reload_regs_reach_end_p): New function.
4551 (reload_reg_rtx_for_input): New variable.
4552 (reload_reg_rtx_for_output): Likewise.
4553 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4554 when reassigning a pseudo register. Load reloadreg from
4555 reload_reg_rtx_for_input, moving the mode and register
4557 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4558 instead of the original when deciding whether an input reload
4559 would be a no-op or whether an output reload can be deleted.
4560 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4561 when setting up new_spill_reg_store. Load it from
4562 reload_reg_rtx_for_output, moving the mode and register
4564 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4565 instead of the original when deciding whether an output reload
4566 would be a no-op. Do the same when modifying insn notes.
4567 Use rtx_equal_p instead of == to compare the registers.
4568 (inherit_piecemeal_p): Take a mode and two register numbers
4570 (emit_reload_insns): Clear new_spill_reg_store for every hard
4571 register in the reload register. Remove spill registers
4572 from reg_reloaded_valid before considering whether to record
4573 inheritance information for them. Use reload_reg_rtx_for_output
4574 instead of reg_rtx when recording output reloads. Use
4575 reload_reg_rtx_for_input instead of reg_rtx when recording
4576 input reloads. Set or clear reg_reloaded_call_part_clobbered
4577 at the same time as setting reg_reloaded_valid.
4578 (delete_output_reload): Add a new_reload_reg parameter and use it
4579 instead of rld[j].reg_rtx.
4580 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4583 2008-03-25 Tom Tromey <tromey@redhat.com>
4585 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4586 (build/genattr.o): Likewise.
4587 (build/genattrtab.o): Likewise.
4588 (build/gencodes.o): Likewise.
4589 (build/genconfig.o): Likewise.
4590 (build/genconstants.o): Likewise.
4591 (build/genemit.o): Likewise.
4592 (build/genextract.o): Likewise.
4593 (build/genflags.o): Likewise.
4595 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4597 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4598 instead of size_int for integer types.
4599 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4600 to match type of MINUS_EXPR.
4602 2008-03-25 Tom Tromey <tromey@redhat.com>
4604 * configure: Rebuilt.
4605 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4608 2008-03-25 Tom Tromey <tromey@redhat.com>
4610 * config/x-solaris (host-solaris.o): Update.
4611 * config/x-linux (host-linux.o): Update.
4612 * config/x-hpux (host-hpux.o): Update.
4613 * config/x-darwin (host-darwin.o): Update.
4614 * config/v850/t-v850e (v850-c.o): Update.
4615 * config/v850/t-v850 (v850-c.o): Update.
4616 * config/t-vxworks (vxworks.o): Update.
4617 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4618 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4619 * config/spu/t-spu-elf (spu-c.o): Update.
4621 * config/sh/t-symbian (sh-c.o): Update.
4622 (symbian.o): Update.
4623 * config/sh/t-sh (sh-c.o): Update.
4624 * config/score/t-score-elf (score7.o, score3.o): Update.
4625 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4626 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4627 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4628 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4630 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4631 * config/m32c/t-m32c (m32c-pragma.o): Update.
4632 * config/ia64/t-ia64 (ia64-c.o): Update.
4633 * config/i386/x-mingw32 (host-mingw32.o): Update.
4634 * config/i386/x-i386 (driver-i386.o): Update.
4635 * config/i386/x-darwin (host-i386-darwin.o): Update.
4636 * config/i386/x-cygwin (host-cygwin.o): Update.
4637 * config/i386/t-nwld (nwld.o): Update.
4638 * config/i386/t-netware (netware.o): Update.
4639 * config/i386/t-interix (winnt.o): Update.
4640 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4641 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4642 msformat-c.o): Update.
4643 * config/bfin/t-bfin-linux (generated_files): Add
4644 linux-sysroot-suffix.h.
4645 * config/arm/t-wince-pe (pe.o): Update.
4646 * config/arm/t-strongarm-pe (pe.o): Update.
4647 * config/arm/t-pe (pe.o): Update.
4648 * config/arm/t-arm (arm-c.o): Update.
4649 * doc/install.texi (Prerequisites): Require make 3.80.
4650 * Makefile.in: Remove .o targets.
4651 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4652 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4653 (simple_generated_h, simple_generated_c): Move earlier.
4654 (generated_files): New variable.
4655 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4656 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4657 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4658 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4659 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4660 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4661 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4662 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4663 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4664 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4665 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4666 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4668 (COMPILE.base, COMPILE): New variables.
4669 (%.o): New pattern rule.
4670 (ALL_HOST_OBJS): New variable.
4671 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4672 (dummy-checksum.o, cc1-checksum.o): Remove.
4673 (DRIVER_SHLIB): New variable.
4674 (DRIVER_DEFINES): Use it.
4675 (gencondmd.c): Move out of build/.
4676 (s-conditions): Update.
4677 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4678 (ALL_BUILD_OBJS): Likewise.
4679 (build/%.o): Use BUILDCOMPILE.
4680 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4681 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4682 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4683 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4684 build/genconfig.o, build/genconstants.o, build/genemit.o,
4685 build/genextract.o, build/genflags.o, build/genmddeps.o,
4686 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4687 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4688 build/gen-protos.o, build/scan.o, build/fix-header.o,
4689 build/scan-decls.o): Simplify.
4690 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4691 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4692 prefix.o, toplev.o): Reduce to variable setting.
4693 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4694 ($(out_object_file), gcc-options.o): New targets.
4695 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4696 * configure: Rebuilt.
4697 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4698 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4700 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4702 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4703 complain when we hit an error, return ERROR_MARK_NODE.
4705 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4707 * config/sh/constraints.md (Pso, Psz): New constraints.
4708 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4709 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4711 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4713 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4714 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4716 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4718 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4719 (prefetch_sh2a): New.
4721 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4722 Naveen.H.S <naveen.hs@kpitcummins.com>
4724 * config/sh/constraints.md (I28): New constraint.
4725 * config/sh/sh.c (broken_move): Add support for movi20s.
4726 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4728 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4729 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4730 Naveen.H.S <naveen.hs@kpitcummins.com>
4732 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4733 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4734 (print_operand): Handle resbank in %@ operand code.
4735 (sh_encode_section_info): New.
4736 (push_regs): Add conditions for resbank.
4737 (sh_expand_epilogue): Likewise.
4738 (sh_insert_attributes): Likewise.
4739 (sh_attribute_table): Likewise.
4740 (sh_handle_resbank_handler_attribute): New.
4741 (sh2a_handle_function_vector_handler_attribute): New.
4742 (sh2a_is_function_vector_call): New.
4743 (sh2a_get_function_vector_number): New.
4744 (sh2a_function_vector_p): New.
4745 (sh_cfun_resbank_handler_p): New.
4746 * config/sh/sh.md (calli): Emit jsr/n if possible.
4747 (calli_tbr_rel): New.
4748 (calli_pcrel): Emit jsr/n if possible.
4749 (return_i): Emit rts/n if possible.
4750 (call_valuei_tbr_rel): New.
4751 (call_valuei_pcrel): Add condition for SH2A target.
4752 (call_value): Likewise.
4753 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4754 (sh2a_get_function_vector_number): Likewise.
4755 (sh2a_is_function_vector_call): Likewise.
4756 * doc/extend.texi: Document TBR relative addressing of SH2A.
4757 (resbank): Add description for SH2A.
4759 2008-03-24 Richard Guenther <rguenther@suse.de>
4762 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4763 pointer assignments change conversions according to middle-end rules.
4764 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4765 * configure.ac: Include type checking in yes.
4766 * configure: Regenerate.
4768 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4770 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4771 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4773 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4775 * gthr-vxworks.h (UNUSED): Define.
4777 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4779 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4781 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4783 * doc/extend.texi (Function Attributes): Add missing comma in the
4784 example of the "alloc_size" attribute.
4786 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4789 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4791 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4794 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4797 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4798 of the underlying type of a MS bitfield layout to the natural
4799 alignment of the type.
4801 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4803 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4804 to their natural alignment to avoid store forwarding stalls.
4806 2008-03-22 Richard Guenther <rguenther@suse.de>
4808 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4809 For PHI nodes verify the address is invariant.
4810 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4811 (get_symbol_constant_value): Use is_gimple_min_invariant.
4812 (maybe_fold_stmt_indirect): Likewise.
4814 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4816 PR rtl-optimization/33927
4817 * Makefile.in (dse.o): Depend on $(TM_P_H).
4818 * expr.h (extract_low_bits): Declare.
4819 * expmed.c (extract_low_bits): New function.
4820 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4821 * dse.c: Include tm_p.h.
4822 (find_shift_sequence): Remove the read_reg argument and return the
4823 read value. Emit the instructions instead of returning them.
4824 Iterate on new_mode rather than calculating it each time.
4825 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4826 source to NEW_MODE and extract_low_bits to convert the shifted
4828 (replace_read): Allow the load and store to have different mode
4829 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4830 or extraction instructions before trying the replacement. Update
4831 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4833 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4835 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4836 to their natural alignment to avoid store forwarding stalls.
4838 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4841 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4842 encouraging but not allowing gprs for input;
4843 change the input constraint to !f#r.
4844 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4846 change the output constraint to !f#r.
4848 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4851 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4852 corresponding post-reload splitters.
4853 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4854 when x87 FP math is selected.
4855 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4856 New function prototype.
4857 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4858 unreachable function to ease macroization of insn patterns.
4860 2008-03-21 Martin Jambor <mjambor@suse.cz>
4862 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4863 reference dumps if ddr is NULL or dependence is unknown.
4865 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4867 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4868 unsigned extension into account.
4869 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4870 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4871 Do computations on a scratch register.
4873 2008-03-21 Richard Guenther <rguenther@suse.de>
4875 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4876 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4877 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4878 * tree-ssa-dom.c (record_equality): Likewise.
4879 * tree-inline.c (copy_body_r): Likewise.
4880 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4883 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4885 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4886 as 'delete_unused' argument.
4888 2008-03-20 Richard Guenther <rguenther@suse.de>
4890 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4891 special casing of constant qualifiers.
4892 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4893 care about them in general.
4894 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4895 regardless of their type.
4896 (fold_stmt_r): Forcefully fold *& if we end up with that.
4898 2008-03-20 Paul Brook <paul@codesourcery.com>
4900 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4901 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4903 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4905 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4906 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4908 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4910 * common.opt (Wmudflap): New option.
4911 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4912 (mx_register_decls): Likewise.
4913 (mudflap_finish_file): Likewise.
4914 * doc/invoke.texi: Document -Wno-mudflap.
4916 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4918 * c-format.c (replace_format_name_to_system_name): New.
4920 (convert_format_name_to_system_name): New.
4921 (decode_format_attr): Add use of convert_format_name_to_system_name.
4922 (format_types_orig): Add gnu_ prefix to names.
4923 (check_format_info_main): Special treating of \0 escaped names for
4924 supporting multi-character format specifiers as I32, I64.
4925 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4926 (gnu_target_overrides_format_attributes): New.
4927 * c-format.h: Add structure target_ovr_attr to hold
4928 system specific formatter names.
4929 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4930 msformat-c.o file to c_target_objs and cxx_target_objs.
4931 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4932 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4933 (TARGET_N_FORMAT_TYPES): New.
4934 * config/i386/msformat-c.c: New.
4935 * config/i386/t-cygming: Add build rule for msformat-c.o.
4936 * doc/extend.texi: Add new format names gnu_* and ms_* and
4938 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4940 2008-03-20 Ira Rosen <irar@il.ibm.com>
4942 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4943 optimizations turned on under -O3.
4944 (ftree-vectorize): Add that the flag is turned on with -O3.
4946 2008-03-20 Ben Elliston <bje@au.ibm.com>
4948 * regmove.c (try_auto_increment): Fix spelling error in comment.
4949 * final.c (final_scan_insn): Likewise.
4951 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4954 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4955 allocator preferences for "y" and "r" class registers.
4956 ("*mov<mode>_internal"): Ditto.
4957 ("*movv2sf_internal_rex64"): Ditto.
4958 ("*movv2sf_internal"): Ditto.
4960 2008-03-19 Michael Matz <matz@suse.de>
4963 * calls.c (expand_call): Check overlap of arguments with call
4964 address for sibcalls.
4966 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4969 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4970 of the underlying type of a MS bitfield layout to the natural
4971 alignment of the type.
4973 2008-03-19 Jan Hubicka <jh@suse.cz>
4976 * toplev.c (decode_d_option): Handle all CPP flags.
4977 * tree-vrp.c: Update tree_pass descriptors.
4978 * regrename.c: Update tree_pass descriptors.
4979 * fwprop.c: Update tree_pass descriptors.
4980 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4981 * tree-into-ssa.c: Update tree_pass descriptors.
4982 * tree-dump.c: Update tree_pass descriptors.
4983 * tree-complex.c: Update tree_pass descriptors.
4984 * tree-dump.h: Update tree_pass descriptors.
4985 * see.c: Update tree_pass descriptors.
4986 * cgraphbuild.c: Update tree_pass descriptors.
4987 * tracer.c: Update tree_pass descriptors.
4988 * tree-loop-distribution.c: Update tree_pass descriptors.
4989 * cgraph.c: Update tree_pass descriptors.
4990 * postreload-gcse.c: Update tree_pass descriptors.
4991 * postreload.c: Update tree_pass descriptors.
4992 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4993 * tree-tailcall.c: Update tree_pass descriptors.
4994 * tree-pass.h (tree_opt_pass): Rename to ...
4995 (opt_pass) ... this one; add "type" field and remove letter field.
4996 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4997 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4998 all_lowering_passes): Update declaration.
4999 * ipa-cp.c: Update tree_pass descriptors.
5000 * final.c: Update tree_pass descriptors.
5001 * omp-low.c: Update tree_pass descriptors.
5002 * tree-ssa-dse.c: Update tree_pass descriptors.
5003 * ipa-reference.c: Update tree_pass descriptors.
5004 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5005 * auto-inc-dec.c: Update tree_pass descriptors.
5006 * reorg.c: Update tree_pass descriptors.
5007 * cgraphunit.c: Update tree_pass descriptors.
5008 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5009 * tree-ssa-ccp.c: Update tree_pass descriptors.
5010 * df-core.c: Update tree_pass descriptors.
5011 * mode-switching.c: Update tree_pass descriptors.
5012 * tree-nomudflap.c: Update tree_pass descriptors.
5013 * modulo-sched.c: Update tree_pass descriptors.
5014 * ipa-pure-const.c: Update tree_pass descriptors.
5015 * cse.c: Update tree_pass descriptors.
5016 * web.c: Update tree_pass descriptors.
5017 * tree-stdarg.c: Update tree_pass descriptors.
5018 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5019 * tree-ssa-dom.c: Update tree_pass descriptors.
5020 * tree-nrv.c: Update tree_pass descriptors.
5021 * tree-ssa-alias.c: Update tree_pass descriptors.
5022 * loop-init.c: Update tree_pass descriptors.
5023 * gimple-low.c: Update tree_pass descriptors.
5024 * ipa-inline.c: Update tree_pass descriptors.
5025 * tree-ssa-sink.c: Update tree_pass descriptors.
5026 * global.c: Update tree_pass descriptors.
5027 * ifcvt.c: Update tree_pass descriptors.
5028 * jump.c: Update tree_pass descriptors.
5029 * predict.c: Update tree_pass descriptors.
5030 * tree-ssa-loop.c: Update tree_pass descriptors.
5031 * recog.c: Update tree_pass descriptors.
5032 * dse.c: Update tree_pass descriptors.
5033 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5034 * tree-eh.c: Update tree_pass descriptors.
5035 * regmove.c: Update tree_pass descriptors.
5037 * function.c: Update tree_pass descriptors.
5038 * tree-vectorizer.c: Update tree_pass descriptors.
5039 * gcse.c: Update tree_pass descriptors.
5040 * ipa-type-escape.c: Update tree_pass descriptors.
5041 * tree-if-conv.c: Update tree_pass descriptors.
5042 * init-regs.c: Update tree_pass descriptors.
5043 * ipa.c: Update tree_pass descriptors.
5044 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5045 * rtl-factoring.c: Update tree_pass descriptors.
5046 * lower-subreg.c: Update tree_pass descriptors.
5047 * bt-load.c: Update tree_pass descriptors.
5048 * tree-dfa.c: Update tree_pass descriptors.
5049 * except.c: Update tree_pass descriptors.
5050 * emit-rtl.c: Update tree_pass descriptors.
5051 * cfgexpand.c: Update tree_pass descriptors.
5052 * tree-cfgcleanup.c: Update tree_pass descriptors.
5053 * cfgcleanup.c: Update tree_pass descriptors.
5054 * tree-ssa-pre.c: Update tree_pass descriptors.
5055 * tree-sra.c: Update tree_pass descriptors.
5056 * tree-mudflap.c: Update tree_pass descriptors.
5057 * tree-ssa-copy.c: Update tree_pass descriptors.
5058 * cfglayout.c: Update tree_pass descriptors.
5059 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5060 * tree-ssa-dce.c: Update tree_pass descriptors.
5061 * tree-ssa.c: Update tree_pass descriptors.
5062 * regclass.c: Update tree_pass descriptors.
5063 * integrate.c: Update tree_pass descriptors.
5064 * tree-optimize.c: Update tree_pass descriptors.
5065 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5066 * tree-object-size.c: Update tree_pass descriptors.
5067 * combine.c: Update tree_pass descriptors.
5068 * tree-outof-ssa.c: Update tree_pass descriptors.
5069 * bb-reorder.c: Update tree_pass descriptors.
5070 * stack-ptr-mod.c: Update tree_pass descriptors.
5071 * var-tracking.c: Update tree_pass descriptors.
5072 * tree-profile.c: Update tree_pass descriptors.
5073 * tree-vect-generic.c: Update tree_pass descriptors.
5074 * reg-stack.c: Update tree_pass descriptors.
5075 * sched-rgn.c: Update tree_pass descriptors.
5076 * tree-ssa-structalias.c: Update tree_pass descriptors.
5077 * tree-cfg.c: Update tree_pass descriptors.
5078 * passes.c (current_pass): Update declaration.
5079 (finish_optimization_passes): Update.
5080 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5081 (register_one_dump_file, register_dump_files_1, next_pass_1):
5083 (init_optimization_passes): Update handling of new types.
5084 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5085 * ipa-struct-reorg.c: Update tree_pass descriptors.
5086 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5087 * combine-stack-adj.c: Update tree_pass descriptors.
5088 * cfgrtl.c: Update tree_pass descriptors.
5089 * dce.c: Update tree_pass descriptors.
5090 * tree-ssanames.c: Update tree_pass descriptors.
5092 2008-03-19 Richard Guenther <rguenther@suse.de>
5095 * tree-ssa.c (walk_data): New structure.
5096 (warn_uninitialized_var): If not always_executed warn with "maybe"
5098 (execute_early_warn_uninitialized): Compute post-dominators.
5099 Initialize always_executed before processing each basic block.
5101 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5104 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5105 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5107 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5109 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5111 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5113 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5115 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5116 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5117 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5118 target after ignore has been set, and move there also the commputation
5119 of subtarget and original_target.
5120 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5121 (LANG_HOOKS_INITIALIZER): Remove it.
5122 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5124 2008-03-18 Richard Guenther <rguenther@suse.de>
5126 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5127 found an expression with constants, note that in the VN for the lhs.
5128 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5129 fold them to constants if possible. Run cleanup_cfg if done so.
5130 (execute_pre): Return todo.
5132 (execute_fre): Likewise.
5133 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5135 (get_prop_source_stmt): Look through pointer conversions.
5137 2008-03-18 Jan Hubicka <jh@suse.cz>
5139 * tree-pretty-print.c: Include predict.h.
5140 (dump_generic_node): Dump predictor.
5141 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5142 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5143 * gimple-low.c (lower_stmt): Likewise.
5144 * expr.c (expand_expr_real): Likewise.
5145 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5147 (build_predict_expr, build_predict_expr): New.
5148 * predict.h (predictor_name, build_predict_expr): Update.
5149 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5150 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5151 * predict.def (PRED_CONTINUE): Update hitrate.
5152 * tree.def (PREDICT_EXPR): Define.
5153 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5154 do not handle BIND_EXPR.
5155 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5156 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5157 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5160 2008-03-18 Michael Matz <matz@suse.de>
5162 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5164 2008-03-18 Richard Guenther <rguenther@suse.de>
5166 * tree-gimple.h (is_gimple_invariant_address): Declare.
5167 (is_gimple_constant): Likewise.
5168 * tree-gimple.c (is_gimple_constant): New function.
5169 (is_gimple_invariant_address): Likewise.
5170 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5171 and is_gimple_invariant_address.
5172 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5174 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5175 an addressable base.
5177 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5180 * gimplify.c (gimplify_expr): Gimplify second operand of
5183 2008-03-17 Richard Guenther <rguenther@suse.de>
5185 PR tree-optimization/19637
5186 * fold-const.c (fold_unary): Remove restrictions of removing
5187 intermediate pointer-conversions (P2)(P1)P0.
5188 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5189 conversion to void pointer.
5190 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5192 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5195 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5196 emulated thread local variables.
5198 2008-03-16 Richard Guenther <rguenther@suse.de>
5201 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5202 expand TREE_INVARIANT operations that are not gimple invariant.
5204 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5206 * doc/extend.texi (Alignment): Say that the ABI controls
5207 the __alignof__ for non-strict-alignment targets rather
5208 than being a recommendation.
5210 2008-03-15 Paul Brook <paul@codesourcery.com>
5212 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5214 (arm_output_fn_unwind): Mark functions that can not be unwound.
5216 2008-03-15 Paul Brook <paul@codesourcery.com>
5218 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5219 extension instructions.
5221 2008-03-15 Richard Guenther <rguenther@suse.de>
5223 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5224 and fold constant aggregate refs.
5225 (fold_const_aggregate_ref): Handle string constants
5226 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5227 (evaluate_stmt): Simplify now that ccp_fold folds constant
5230 2008-03-15 Paul Brook <paul@codesourcery.com>
5232 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5233 (extzv): Use gen_extzv_t2.
5234 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5236 2008-03-15 Richard Guenther <rguenther@suse.de>
5238 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5239 (fold_const_aggregate_ref): Likewise.
5240 (get_value): Return NULL if we don't have any values.
5241 (ccp_finalize): Set const_val to NULL after freeing it.
5242 * tree-flow.h (get_symbol_constant_value): Declare.
5243 (fold_const_aggregate_ref): Likewise.
5244 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5246 2008-03-15 Richard Guenther <rguenther@suse.de>
5249 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5250 to not produce negative array indices if not allowed. Add
5251 parameter to indicate that.
5252 (maybe_fold_offset_to_component_ref): Allow negative array
5253 indices only for the first member of a structure.
5254 (maybe_fold_offset_to_reference): Allow negative array indices.
5255 (maybe_fold_stmt_addition): Likewise.
5257 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5258 Anatoly Sokolov <aesok@post.ru>
5260 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5261 (avr_arch): Add ARCH_AVR6.
5262 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5263 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5264 instead of fixed value 2.
5265 (print_operand_address): Use gs() asm specifier instead of pm().
5266 (avr_assemble_integer): (Ditto.).
5267 (avr_output_addr_vec_elt): (Ditto.).
5268 (print_operand): Handle "!" code.
5269 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5270 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5271 (AVR_HAVE_EIJMP_EICALL): Define.
5272 (AVR_3_BYTE_PC): Redefine.
5273 (AVR_2_BYTE_PC): (Ditto.).
5274 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5275 (LINK_SPEC): Add atmega2560 and atmega2561.
5276 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5278 * config/avr/avr.md (call_insn): Use eicall instead of icall
5279 for 3 byte PC devices.
5280 (call_value_insn): (Ditto.).
5281 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5282 (indirect_jump): Use only for for 2 byte PC devices.
5283 (*tablejump): (Ditto.).
5284 (*indirect_jump_avr6): Add insn.
5285 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5286 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5287 instead of ijmp for 3 byte PC devices.
5288 (__tablejump2__): (Ditto.).
5289 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5290 (MULITLIB_DIRNAMES): (Ditto.).
5291 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5293 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5295 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5296 "sse2_umulsidi3". Use V1DI mode for operand 0.
5297 ("mmx_psadbw"): Use V1DI mode for operand 0.
5298 * config/i386/i386-modes.def (V1SI): New vector mode.
5299 * config/i386/i386.c (struct builtin_description)
5300 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5301 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5302 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5303 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5304 v1di_ftype_v8qi_v8qi type.
5305 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5307 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5308 __builtin_ia32_pmuludq]: Fix the mode of return value.
5310 2008-03-15 Richard Guenther <rguenther@suse.de>
5313 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5316 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5318 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5319 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5320 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5321 unless TARGET_SERIALIZE_VOLATILE is enabled.
5322 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5323 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5324 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5326 2008-03-14 Richard Guenther <rguenther@suse.de>
5328 PR tree-optimization/34172
5329 * tree-flow.h (refs_may_alias_p): Declare.
5330 (get_single_def_stmt): Likewise.
5331 (get_single_def_stmt_from_phi): Likewise.
5332 (get_single_def_stmt_with_phi): Likewise.
5333 * tree-dfa.c (refs_may_alias_p): New function.
5334 (get_single_def_stmt): Likewise.
5335 (get_single_def_stmt_from_phi): Likewise.
5336 (get_single_def_stmt_with_phi): Likewise.
5337 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5338 (vn_reference_lookup_1): New helper function.
5339 (vn_reference_lookup): Walk the virtual use-def chain to
5340 continue searching for a match if the def does not alias the
5341 reference we are looking for.
5343 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5345 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5346 archive and Perzl. Update The Written Word listing.
5348 2008-03-14 Richard Guenther <rguenther@suse.de>
5350 PR tree-optimization/34043
5351 PR tree-optimization/33989
5352 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5354 (bitmap_find_leader): Use extra argument to verify dominance
5355 relationship inside a basic-block.
5356 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5357 (find_leader_in_sets): Adjust.
5358 (create_component_ref_by_pieces): Take extra argument for
5359 dominance check, handle lookup failures.
5360 (find_or_generate_expression): Likewise.
5361 (create_expression_by_pieces): Likewise.
5362 (insert_into_preds_of_block): Adjust.
5363 (create_value_expr_from): If asked for, verify all operands
5364 are in the blocks AVAIL_OUT set.
5365 (make_values_for_stmt): Check for SSA_NAMEs that are life
5366 over an abnormal edge.
5367 (compute_avail): Remove such check.
5368 (do_SCCVN_insertion): New function.
5369 (eliminate): If we do not find a leader suitable for replacement
5370 insert a replacement expression from SCCVN if available.
5371 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5372 (struct vn_ssa_aux): Add needs_insertion flag.
5373 * tree-ssa-sccvn.c (may_insert): New global flag.
5374 (copy_reference_ops_from_ref): Value-number union member access
5375 based on its size, not type and member if insertion is allowed.
5376 (visit_reference_op_load): For a weak match from union type
5377 punning lookup a view-converted value and insert a SSA_NAME
5378 for that value if that is not found.
5379 (visit_use): Make dumps shorter. Do not disallow value numbering
5380 SSA_NAMEs that are life over an abnormal edge to constants.
5381 (free_scc_vn): Release inserted SSA_NAMEs.
5382 (run_scc_vn): New flag to specify whether insertion is allowed.
5383 Process SSA_NAMEs in forward order.
5384 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5385 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5386 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5387 pointer type to/from integral types that do not change the
5388 precision to regular conversions.
5390 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5392 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5393 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5394 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5395 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5396 input arguments and the mode of return value. Built-in functions
5397 that operate on whole 64-bit MMX register now use V1DI mode.
5399 2008-03-13 Alon Dayan <alond@il.ibm.com>
5400 Olga Golovanevsky <olga@il.ibm.com>
5402 PR tree-optimization/35041
5403 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5404 to locate the right position in a statement.
5406 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5410 * config/i386/xmmintrin.h: Change all static inline functions to
5411 extern inline and add __gnu_inline__ attribute.
5412 * config/i386/bmintrin.h: Ditto.
5413 * config/i386/smmintrin.h: Ditto.
5414 * config/i386/tmmintrin.h: Ditto.
5415 * config/i386/mmintrin-common.h: Ditto.
5416 * config/i386/ammintrin.h: Ditto.
5417 * config/i386/emmintrin.h: Ditto.
5418 * config/i386/pmmintrin.h: Ditto.
5419 * config/i386/mmintrin.h: Ditto.
5420 * config/i386/mm3dnow.h: Ditto.
5422 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5425 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5426 (lower_omp_2): New function.
5427 (lower_omp_1, lower_omp): Rewritten.
5429 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5432 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5433 with the phrase "Microsoft Windows compilers".
5434 (Push/Pop Macro Pragmas): New subsection. Document
5435 #pragma push_macro and pragma pop_macro.
5437 2008-03-12 Paul Brook <paul@codesourcery.com>
5439 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5441 2008-03-12 Paul Brook <paul@codesourcery.com>
5443 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5444 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5445 (thumb2_addsi_shortim): Rename ...
5446 (thumb2_addsi_short): ... to this. Allow register operands.
5447 (thumb2_subsi_short): New pattern.
5448 (thumb2_one_cmplsi2_short,
5449 thumb2_negsi2_short): New patterns and peepholes.
5451 2008-03-12 Paul Brook <paul@codesourcery.com>
5453 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5455 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5457 * config/i386/i386.md (int_cond): New code iterator.
5459 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5460 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5461 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5462 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5463 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5464 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5465 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5466 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5468 2008-03-12 Paul Brook <paul@codesourcery.com>
5470 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5471 instead of {arm,thumb}_compute_save_reg_mask.
5472 (output_return_instruction): Ditto.
5473 (thumb_unexpanded_epilogue): Ditto.
5474 (thumb1_expand_prologue): Ditto.
5475 (thumb1_output_function_prologue): Ditto.
5476 (arm_set_return_address): Ditto.
5477 (thumb_set_return_address): Ditto.
5478 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5479 regs to achieve stack alignment.
5480 (thumb1_compute_save_reg_mask): Fix compiler warning.
5481 (arm_output_epilogue): Use offsets->saved_regs_mask.
5482 Adjust stack pointer by poping call clobered registers.
5483 (arm_expand_prologue): Use offsets->saved_regs_mask.
5484 Adjust stack pointer by pushing extra registers.
5485 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5487 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5490 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5491 conversion to the operands of a multiplication.
5493 2008-03-12 Richard Guenther <rguenther@suse.de>
5495 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5496 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5497 * timevar.def (TV_TREE_PHIPROP): Add.
5498 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5499 pass description. Use TV_TREE_PHIPROP.
5500 * tree-ssa-forwprop.c: Remove phiprop code.
5502 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5505 * omp-low.c (maybe_lookup_decl): Constify first argument.
5506 (use_pointer_for_field): Change last argument from bool to
5507 omp_context *. Disallow shared copy-in/out in nested
5508 parallel if decl is shared in outer parallel too.
5509 (build_outer_var_ref, scan_sharing_clauses,
5510 lower_rec_input_clauses, lower_copyprivate_clauses,
5511 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5513 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5514 Ira Rosen <irar@il.ibm.com>
5516 * tree-vectorizer.c (free_stmt_vec_info): New function.
5517 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5518 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5519 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5520 * tree-vect-transform.c (vectorizable_conversion): Free
5521 vec_oprnds0 if it was allocated.
5522 (vect_permute_store_chain): Remove unused VECs.
5523 (vectorizable_store): Free VECs that are allocated in the..
5525 (vect_transform_strided_load, vectorizable_load): Likewise.
5526 (vect_remove_stores): Simplify the code.
5527 (vect_transform_loop): Move code to vect_remove_stores().
5528 Call vect_remove_stores() and free_stmt_vec_info().
5530 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5532 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5533 TARGET_HPUX. Revise comment.
5534 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5535 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5536 Use sr4 variant of `be' instruction when not generating PIC code.
5537 (attr_length_call): Adjust for above change.
5539 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5541 * ipa-reference.c (static_execute): Remove module_statics_const and
5542 associated setting code.
5544 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5547 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5548 predicate for operand 1.
5549 (paritysi2_cmp): Use register_operand predicate for operand 2.
5550 Use earlyclobber modifier for operand 1. Remove support for
5552 (paritydi2_cmp): Use register_operand predicate for operand 3.
5553 Use earlyclobber modifier for operand 1. Remove support for
5556 2008-03-11 Paul Brook <paul@codesourcery.com>
5557 Vladimir Prus <vladimir@codesourcery.com>
5559 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5560 (arm_compute_save_reg0_reg12_mask): Always
5561 check if register 11 must be saved. Always safe hard frame pointer
5562 when frame_pointer_needeed.
5563 (arm_compute_save_reg_mask): Save IP and PC
5564 only with apcs frames.
5565 (arm_output_epilogue): Adjust Thumb2 codepath to
5566 be also invoked and work for ARM non-apcs frames.
5567 (arm_expand_prologue): Don't bother saving IP
5568 for non-apcs frame, since it's not clobbered by
5569 prologue code. Implement non-apcs frame
5572 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5574 PR rtl-optimization/35281
5575 * expr.c (convert_move): Use a new pseudo for the intermediate
5576 from_mode->word_mode result.
5578 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5580 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5581 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5582 * toplev.c (compile_file): Don't call it.
5584 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5587 * expr.c (store_expr): Call emit_block_move if the mode
5588 of "temp" RTX is BLKmode.
5590 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5591 Richard Guenther <rguenther@suse.de>
5593 PR tree-optimization/31358
5594 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5595 the step with a NULL_TREE.
5596 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5597 to sizetype if type is a pointer type.
5598 (add_candidate_1): Don't convert the base and step to
5599 the generic type if the orginal type is a pointer type.
5600 (add_iv_value_candidates): Use sizetype for the step
5601 if type is a pointer type.
5602 (cand_value_at): Likewise.
5603 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5605 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5606 Don't convert the tem affine to the type.
5607 (add_elt_to_tree): Use sizetype for the step if a pointer.
5608 Use POINTER_PLUS_EXPR for pointers.
5609 (aff_combination_to_tree): Use sizetype for the step if a
5612 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5614 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5615 Remove commutativity hint.
5617 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5621 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5622 errorneous type. Check that v is a VAR_DECL.
5625 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5627 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5629 PR tree-optimization/35494
5630 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5631 may be overriden at link and run time.
5633 2008-03-10 Richard Guenther <rguenther@suse.de>
5635 PR tree-optimization/34677
5636 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5637 (poolify_tree): Likewise.
5638 (modify_expr_template): Likewise.
5639 (poolify_modify_stmt): Likewise.
5640 (insert_fake_stores): Handle all component-ref style stores
5641 in addition to INDIRECT_REF. Also handle complex types.
5642 Do not poolify the inserted load.
5643 (realify_fake_stores): Do not rebuild the tree but only
5644 make it a SSA_NAME copy.
5645 (init_pre): Remove initialzation of modify_expr_template.
5646 Do not allocate modify_expr_node_pool.
5647 (fini_pre): Do not free modify_expr_node_pool.
5649 2008-03-10 Paul Brook <paul@codesourcery.com>
5651 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5654 2008-03-10 Paul Brook <paul@codesourcery.com>
5655 Mark Shinwell <shinwell@codesourcery.com>
5657 * config/arm/cortex-r4.md: New.
5658 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5660 * config/arm/arm.md: Include cortex-r4.md.
5661 (insn): Add smmls, sdiv and udiv values.
5662 (generic_sched): Don't use generic scheduling for Cortex-R4.
5663 (arm_issue_rate): New function.
5664 (TARGET_SCHED_ISSUE_RATE): Define.
5666 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5668 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5670 2008-03-10 Richard Guenther <rguenther@suse.de>
5672 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5673 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5675 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5677 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5678 Set default to true.
5680 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5682 * c.opt (Wsynth): Deprecate.
5683 * doc/invoke.texi (Option Summary, Warning Options): Document
5684 -Wno-format-contains-nul.
5686 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5689 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5690 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5692 2008-03-09 Ira Rosen <irar@il.ibm.com>
5694 * config/rs6000/rs6000.c (builtin_description): Rename vector
5695 left shift operations.
5696 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5697 (altivec_vsl<VI_char>): Rename to ...
5698 (ashl<mode>3): ... new name.
5699 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5701 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5703 2008-03-08 Richard Guenther <rguenther@suse.de>
5705 * coverage.h (tree_coverage_counter_addr): Declare.
5706 * coverage.c (tree_coverage_counter_addr): New function.
5707 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5709 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5710 (tree_gen_one_value_profiler): Likewise.
5711 (tree_gen_ic_profiler): Likewise.
5712 (tree_gen_average_profiler): Likewise.
5713 (tree_gen_ior_profiler): Likewise.
5715 2008-03-08 Richard Guenther <rguenther@suse.de>
5717 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5718 (vn_binary_op_insert): Likewise.
5719 (vn_unary_op_lookup): Likewise.
5720 (vn_unary_op_insert): Likewise.
5721 (vn_nary_op_lookup): Declare.
5722 (vn_nary_op_insert): Likewise.
5723 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5724 and binary hashes, use a single obstack for unary_op_pool
5726 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5727 a single struct vn_nary_op_s. Store tree code length and
5728 a variable number of operands.
5729 (struct vn_reference_op_struct): Remove unused op2.
5730 (vn_reference_op_eq): Do not compare op2.
5731 (vn_reference_op_compute_hash): Do not compute hash of op2.
5732 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5733 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5734 with vn_nary_op_compute_hash.
5735 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5736 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5738 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5740 (visit_unary_op): Call nary functions.
5741 (visit_binary_op): Likewise.
5742 (process_scc): Adjust for struct vn_tables_s changes.
5743 (allocate_vn_table): Likewise.
5744 (free_vn_table): Likewise.
5745 * tree-vn.c (vn_add): Call nary functions.
5746 (vn_lookup): Likewise.
5748 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5751 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5752 wdst back after sync_compare_and_swapqhi_internal.
5754 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5757 * config/i386/i386-modes.def (V1DI): New vector mode.
5758 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5759 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5760 (MMXMODE248): Ditto.
5761 (MMXMODE): Add V1DI mode.
5762 (mmxvecsize): Change DI mode to V1DI mode.
5763 ("mov<mode>): Use MMXMODEI8 mode iterator.
5764 ("*mov<mode>_internal_rex64"): Ditto.
5765 ("*mov<mode>_internal"): Ditto.
5766 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5767 ("mmx_sub<mode>3"): Ditto.
5768 ("mmx_adddi3"): Remove insn pattern.
5769 ("mmx_subdi3"): Ditto.
5770 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5771 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5772 ("mmx_ashl<mode>3"): Ditto.
5773 ("mmx_lshrdi3"): Remove insn pattern.
5774 ("mmx_ashldi3"): Ditto.
5775 * config/i386/i386.c (classify_argument): Handle V1DImode.
5776 (function_arg_advance_32): Ditto.
5777 (function_arg_32): Ditto.
5778 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5779 mmx_addv1di3 insn pattern.
5780 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5781 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5782 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5783 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5784 Remove definitions of built-in functions.
5785 (V1DI_type_node): New node.
5786 (v1di_ftype_v1di_int): Ditto.
5787 (v1di_ftype_v1di_v1di): Ditto.
5788 (v2si_ftype_v2si_si): Ditto.
5789 (v4hi_ftype_v4hi_di): Remove node.
5790 (v2si_ftype_v2si_di): Ditto.
5791 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5792 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5793 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5794 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5795 Add new builtins using def_builtin_const.
5796 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5797 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5798 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5799 * config/i386/mmintrin.h (__v1di): New typedef.
5800 (_mm_add_si64): Cast arguments to __v1di type.
5801 (_mm_sub_si64): Ditto.
5802 (_mm_sll_pi16): Cast __count to __v4hi type.
5803 (_mm_sll_pi32): Cast __count to __v2si type.
5804 (_mm_sll_si64): Cast arguments to __v1di type.
5805 (_mm_srl_pi16): Cast __count to __v4hi type.
5806 (_mm_srl_pi32): Cast __count to __v2si type.
5807 (_mm_srl_si64): Cast arguments to __v1di type.
5808 (_mm_sra_pi16): Cast __count to __v4hi type.
5809 (_mm_sra_pi32): Cast __count to __v2si type.
5810 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5811 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5812 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5813 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5814 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5815 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5816 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5817 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5818 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5819 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5820 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5821 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5823 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5825 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5827 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5830 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5831 reg+const addressing for Altivec modes. Don't generate reg+reg
5832 addressing for TFmode or TDmode quantities.
5834 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5836 * c-common.c (vector_types_convertible_p): Call langhook
5837 instead of comptypes.
5839 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5842 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5843 integral and scalar float variables which have a
5846 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5848 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5849 dwarf_register_span hook when emitting unwind information for
5850 register-to-memory saves.
5851 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5852 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5854 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5856 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5857 for the same VAR_DECL.
5859 2008-03-06 Tom Tromey <tromey@redhat.com>
5862 * doc/standards.texi (Standards): Don't mention treelang.
5863 * doc/invoke.texi (Overall Options): Don't mention treelang.
5864 * doc/install.texi (Prerequisites): Don't mention bison or
5866 (Configuration): Don't mention treelang.
5867 (Building): Likewise.
5868 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5870 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5872 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5873 word-extractions out of a multi-word object.
5875 2008-03-06 Richard Guenther <rguenther@suse.de>
5877 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5878 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5879 result type and precision.
5880 * expr.c (get_inner_reference): Set unsignedp based on the result
5881 type of BIT_FIELD_REF.
5882 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5883 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5884 (try_instantiate_multiple_fields): Likewise. Use the correct type
5886 (sra_build_assignment): Likewise.
5887 (sra_build_elt_assignment): Likewise.
5888 (sra_explode_bitfield_assignment): Likewise.
5889 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5890 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5891 set BIT_FIELD_REF_UNSIGNED.
5892 (vectorizable_load): Likewise.
5894 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5896 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5899 2008-03-06 Richard Guenther <rguenther@suse.de>
5901 * alias.c (struct alias_set_entry): Move has_zero_child field
5902 to pack with alias_set.
5904 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5906 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5909 2008-03-05 Ian Lance Taylor <iant@google.com>
5911 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5913 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5915 * fwprop.c (update_df): Support width and offset parameters of
5917 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5918 global_conflicts): Change DF_REF_EXTRACT to either
5919 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5920 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5921 * df-scan.c (df_ref_record, df_defs_record,
5922 df_ref_create_structure, df_def_record_1, df_uses_record,
5923 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5924 df_bb_refs_collect, df_entry_block_defs_collect,
5925 df_exit_block_uses_collect): Support new width and offset fields.
5926 (ref_extract_pool): New storage pool.
5927 (df_free_ref): New function.
5928 (df_reg_chain_unlink, df_free_collection_rec,
5929 df_sort_and_compress_refs): Call df_free_ref.
5930 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5932 (df_ref_create_structure): Allocate df_ref_extract if offset and
5933 width fields are used.
5934 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5935 (df_uses_record): Get offset and width from ZERO_EXTRACT
5937 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5938 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5939 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5940 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5941 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5942 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5943 (df_ref_extract): New structure.
5944 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5945 (df_ref_create): Add width and offset parameters.
5947 2008-03-05 Richard Guenther <rguenther@suse.de>
5949 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5950 Use ranges_overlap_p.
5951 (offset_overlaps_with_access): Rename
5952 to ranges_overlap_p and move ...
5953 * tree-flow-inline.h (ranges_overlap_p): ... here.
5955 * tree.h (get_inner_reference, handled_component_p): Update
5958 * tree.h (record_component_aliases, get_alias_set,
5959 alias_sets_conflict_p, alias_sets_must_conflict_p,
5960 objects_must_conflict_p): Move declarations ...
5961 * alias.h (record_component_aliases, get_alias_set,
5962 alias_sets_conflict_p, alias_sets_must_conflict_p,
5963 objects_must_conflict_p): ... here.
5964 Include coretypes.h.
5965 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5967 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5969 * cfg.c: Include tree-flow.h.
5970 (remove_edge_raw): Call redirect_edge_var_map_clear.
5971 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5972 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5973 (redirect_edge_var_map_result): New.
5974 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5975 PENDING_STMT use with redirect_edge_var_map_*.
5976 * tree-ssa.c (edge_var_maps): New definition.
5977 (redirect_edge_var_map_add): New.
5978 (redirect_edge_var_map_clear): New.
5979 (redirect_edge_var_map_dup): New.
5980 (redirect_edge_var_map_vector): New.
5981 (redirect_edge_var_map_destroy): New.
5982 (ssa_redirect_edge): Replace PENDING_STMT use with
5983 redirect_edge_var_map_*.
5984 (flush_pending_stmts): Same.
5985 (delete_tree_ssa): Destroy edge var map.
5986 * tree-flow.h (struct _edge_var_map): New.
5987 Define edge_var_map vector type.
5988 Declare redirect_edge_var_map_* prototypes.
5989 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5990 * tree-cfg.c (reinstall_phi_args): Replace
5991 PENDING_STMT use with redirect_edge_var_map_*.
5993 2008-03-05 Richard Guenther <rguenther@suse.de>
5995 PR tree-optimization/35472
5996 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5997 whose single use_stmt has a overlapping set of loaded and
5998 stored symbols as that use_stmt might be a noop assignment then.
6000 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6002 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6004 2008-03-05 Richard Guenther <rguenther@suse.de>
6007 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6008 should be constants.
6009 * tree-cfg.c (verify_expr): Verify it.
6010 * fold-const.c (fold_truthop): Remove code generating
6011 BIT_FIELD_REFs of structure bases.
6012 (fold_binary): Likewise.
6013 (fold_ternary): Position and size of BIT_FIELD_REFs are
6014 always host integers.
6015 (make_bit_field_ref): Remove.
6016 (optimize_bit_field_compare): Remove.
6017 (all_ones_mask_p): Remove.
6019 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6022 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6023 (split_block_and_df_analyze): New. Split basic block and rebuild
6025 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6027 (split_pattern_seq): Likewise.
6028 (erase_matching_seqs): Likewise.
6029 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6031 2008-03-04 Geoff Keating <geoffk@apple.com>
6033 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6034 declaration and code.
6035 (tree_invalid_nonnegative_warnv_p): Likewise.
6037 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6039 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6040 examples. Truncate option-names then causing overfull hbox.
6042 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6045 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6047 * configure: Rebuilt.
6049 2008-03-04 Rafael Espindola <espindola@google.com>
6051 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6052 (tree_unary_nonnegative_warnv_p): New.
6053 (tree_binary_nonnegative_warnv_p): New.
6054 (tree_single_nonnegative_warnv_p): New.
6055 (tree_invalid_nonnegative_warnv_p): New.
6056 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6058 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6061 * opts.c (handle_option): Postpone 'unknown option' errors only for
6064 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6067 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6070 2008-03-04 Rafael Espindola <espindola@google.com>
6072 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6073 (tree_binary_nonzero_warnv_p): New.
6074 (tree_single_nonzero_warnv_p): New.
6075 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6077 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6080 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6081 transformations for modes that have signed zeros.
6082 * ifcvt.c (noce_try_abs): Ditto.
6084 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6086 * config/i386/i386.c (override_options): Force
6087 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6089 2008-03-04 Jan Hubicka <jh@suse.cz>
6092 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6095 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6097 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6098 label to probe the stack.
6100 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6102 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6103 (__gthr_win32_mutex_destroy): Declare.
6104 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6105 __gthr_win32_mutex_destroy.
6106 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6108 2008-03-03 Jan Hubicka <jh@suse.cz>
6111 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6112 aggressive on inlining cold calls.
6114 2008-03-03 Richard Guenther <rguenther@suse.de>
6116 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6117 struct copies into the expression table.
6118 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6119 (try_to_simplify): Likewise.
6120 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6121 integral and pointer arguments which do not change the
6122 precision to NOP_EXPRs.
6123 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6124 VIEW_CONVERT_EXPR case.
6126 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6128 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6129 defined in a loop at depth 0 is invariant.
6130 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6131 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6132 be called at loop depth 0.
6134 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6137 * gcc.c (process_command): Update copyright notice dates.
6138 * gcov.c (print_version): Likewise.
6139 * gcov-dump.c (print_version): Likewise.
6140 * mips-tfile.c (main): Likewise.
6141 * mips-tdump.c (main): Likewise.
6143 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6146 * c-common.c (flag_permissive): Delete.
6147 (constant_expression_warnings): Check flags first.
6148 (constant_expression_error): New.
6149 * c-common.h (flag_permissive): Delete.
6150 (constant_expression_error): Declare.
6151 * flags.h (flag_permissive): Declare. Update description.
6152 * diagnostic.c (pedwarn): Update.
6154 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6155 (permissive_error_kind): New.
6156 * toplev.c (flag_permissive): Define. Update description.
6157 * toplev.h (permissive_error_kind): Declare.
6158 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6159 (pedwarn_c90): Use pedantic_warning_kind.
6160 * c-opts.c (c_common_post_options): flag_permissive does not affect
6161 flag_pedantic_errors.
6163 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6165 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6166 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6167 __absvsi2, __absvDI2): Use unsigned arithmetic.
6169 2008-03-02 Andi Kleen <ak@suse.de>
6170 Richard Guenther <rguenther@suse.de>
6172 * struct-equiv.c: Remove file.
6173 * cfg_cleanup.c (condjump_equiv_p): Remove.
6174 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6175 (struct-equiv.o): Remove rule.
6176 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6177 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6178 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6180 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6182 * ifcvt.c (noce_process_if_block): Try to handle only the then
6183 block if the else block exists but isn't suitable.
6185 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6188 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6189 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6190 regression from previous patch.
6192 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6195 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6197 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6198 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6199 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6200 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6201 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6202 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6203 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6204 (__gthread_mutex_destroy_function): Rename to
6205 __gthread_mutex_destroy.
6206 * gthr-dce.h (__gthread_mutex_destroy): Call
6207 pthread_mutex_destroy.
6208 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6209 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6210 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6212 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6214 * df-scan.c (df_ref_chain_change_bb): Simplify.
6215 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6216 set_block_for_insn if there's any change.
6217 * df.h ((df_insn_change_bb): Fix prototype.
6218 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6219 df_insn_change_bb, don't call set_block_for_insn.
6220 * emit-rtl.c (reorder_insns): Likewise.
6221 * haifa-sched.c (move_insn): Likewise.
6223 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6225 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6227 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6229 * tree-flow-inline.h (next_readonly_imm_use): Return
6230 NULL_USE_OPERAND_P after the end.
6232 2008-03-01 Richard Guenther <rguenther@suse.de>
6234 PR tree-optimization/35411
6235 * tree-sra.c (sra_build_assignment): Split conversion to
6236 final type to a separate statement if we are not assigning
6239 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6241 * fold-const.c (fold_convertible_p): Correct the logic to follow
6242 that in fold_convert().
6244 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6247 * tree-inline.c (build_duplicate_type): When we make a
6248 duplicate type, make it unique in the canonical types system.
6250 2008-02-29 Tom Tromey <tromey@redhat.com>
6252 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6253 input_file_stack_history, input_file_stack_restored): Remove.
6254 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6255 * input.h (struct file_stack): Remove.
6256 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6257 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6259 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6261 (diagnostic_last_module_changed): Add 'map' argument.
6262 (diagnostic_set_last_function): Likewise.
6263 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6264 line map, not input_file_stack.
6265 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6267 2008-02-29 Paul Brook <paul@codesourcery.com>
6269 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6271 2008-02-29 Paul Brook <paul@codesourcery.com>
6273 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6275 2008-02-29 Richard Guenther <rguenther@suse.de>
6277 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6279 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6280 value for comparing for a store match.
6281 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6282 (try_to_simplify): Do not do a full-blown reference lookup.
6284 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6286 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6287 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6289 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6291 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6293 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6294 strides against cache sizes.
6296 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6298 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6301 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6303 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6304 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6305 is smaller than the original promoted value.
6306 (simplify_subreg): If OP is a SUBREG, try to preserve its
6307 SUBREG_PROMOTED_VAR_P information.
6309 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6311 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6312 (VN_INFO_GET): Allocate new objects on the obstack.
6313 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6314 for rpo_numbers_temp, for consistency.
6315 (free_scc_vn): Free the obstack.
6317 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6319 * doc/invoke.texi: Document -ftree-loop-distribution.
6320 * tree-loop-distribution.c: New.
6321 * tree-pass.h (pass_loop_distribution): New.
6322 * graphds.h (struct graph): Add htab_t indices.
6323 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6324 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6325 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6326 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6327 * tree-data-ref.c (debug_data_dependence_relations): New.
6328 (dump_data_dependence_relation): Also print data references.
6329 (free_data_ref): Extern.
6330 (same_access_functions): Moved...
6331 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6332 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6333 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6334 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6335 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6336 (stmts_from_loop): Skip LABEL_EXPR.
6337 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6339 (build_rdg): Initialize rdg->indices htab.
6340 (free_rdg, stores_from_loop, ref_base_address,
6341 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6342 have_similar_memory_accesses_1, ref_base_address_1,
6343 remove_similar_memory_refs): New.
6344 * tree-data-ref.h: Depend on tree-chrec.h.
6345 (debug_data_dependence_relations, free_data_ref): Declared.
6346 (same_access_functions): ... here.
6347 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6349 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6350 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6351 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6352 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6353 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6354 rdg_vertex_for_stmt): Declared.
6355 (struct rdg_edge): Add level.
6357 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6358 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6360 (rdg_has_similar_memory_accesses): New.
6361 * tree-vect-analyze.c: Remove unused static decls.
6362 * lambda.h (dependence_level): New.
6363 * common.opt (ftree-loop-distribution): New.
6364 * tree-flow.h (mark_virtual_ops_in_bb,
6365 slpeel_tree_duplicate_loop_to_edge_cfg,
6366 rename_variables_in_loop): Declared.
6367 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6368 (OBJS-common): Add tree-loop-distribution.o.
6369 (tree-loop-distribution.o): New rule.
6370 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6371 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6372 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6374 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6377 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6378 other than structures and unions.
6380 2008-02-28 Richard Guenther <rguenther@suse.de>
6383 2008-02-26 Richard Guenther <rguenther@suse.de>
6385 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6386 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6387 (lookup_decl_from_uid): Declare.
6388 (remove_decl_from_map): Likewise.
6389 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6390 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6391 (decl_for_uid_map): New global hashtable mapping DECL_UID
6393 (init_ttree): Allocate it.
6394 (insert_decl_to_uid_decl_map): New helper function.
6395 (make_node_stat): Insert new decls into the map.
6396 (copy_node_stat): Likewise.
6397 (lookup_decl_from_uid): New function.
6398 (remove_decl_from_map): Likewise.
6399 (print_decl_for_uid_map_statistics): New helper.
6400 (dump_tree_statistics): Call it.
6402 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6403 (referenced_var_iterator): Adjust.
6404 (FOR_EACH_REFERENCED_VAR): Adjust.
6405 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6406 (num_referenced_vars): Adjust.
6407 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6408 (first_referenced_var): Remove.
6409 (end_referenced_vars_p): Likewise.
6410 (next_referenced_var): Likewise.
6411 (referenced_var_iterator_set): New helper function.
6412 * tree-dfa.c (referenced_var_lookup): Adjust.
6413 (referenced_var_check_and_insert): Likewise.
6414 (remove_referenced_var): Likewise.
6415 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6416 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6417 (verify_call_clobbering): Likewise.
6418 (verify_memory_partitions): Likewise.
6419 (init_tree_ssa): Allocate bitmap instead of hashtable for
6421 (delete_tree_ssa): Adjust.
6422 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6423 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6424 (compute_tag_properties): Likewise.
6425 (set_initial_properties): Likewise.
6426 (find_partition_for): Likewise.
6427 (update_reference_counts): Likewise.
6428 (dump_may_aliases_for): Likewise.
6429 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6430 (add_call_clobber_ops): Likewise.
6431 (add_call_read_ops): Likewise.
6432 (get_asm_expr_operands): Likewise.
6433 * tree-into-ssa.c (dump_decl_set): Likewise.
6434 (update_ssa): Likewise.
6435 * tree-sra.c (scan_function): Likewise.
6436 (decide_instantiations): Likewise.
6437 (scalarize_parms): Likewise.
6438 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6439 (dsa_named_for): Likewise.
6440 * tree-ssa-structalias.c (update_alias_info): Likewise.
6441 (merge_smts_into): Likewise.
6443 2008-02-27 David Daney <ddaney@avtrex.com>
6446 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6447 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6448 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6449 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6450 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6452 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6455 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6456 (BUILT_IN_NEXTTOWARD): Remove.
6457 (BUILT_IN_NEXTTOWARDF): Ditto.
6458 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6459 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6461 2008-02-27 Tom Tromey <tromey@redhat.com>
6463 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6464 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6466 2008-02-27 Jan Beulich <jbeulich@novell.com>
6468 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6469 update the respective field on newdecl.
6471 2008-02-27 Revital Eres <eres@il.ibm.com>
6473 PR rtl-optimization/34999
6474 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6475 crossing edges that ends with a call insn.
6476 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6477 call insn and clear the EDGE_CROSSING flag of the crossing edge
6478 when fixing fallthru edges.
6480 2008-02-27 Richard Guenther <rguenther@suse.de>
6483 * fold-const.c (fold_unary): Return the correct argument,
6484 converted to the result type.
6486 2008-02-27 Richard Guenther <rguenther@suse.de>
6489 * expr.c (expand_expr_real_1): Assert on rotates that operate
6491 * fold-const.c (fold_binary): Use the types precision, not the
6492 bitsize of the mode if folding rotate expressions. Build rotates
6493 only for full modes.
6495 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6497 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6499 * c-pragma.c (pragma_ns_name): New typedef.
6500 (registered_pp_pragmas): New variable.
6501 (c_pp_lookup_pragma): New function.
6502 (c_register_pragma_1): If flag_preprocess_only, do nothing
6503 for non-expanded pragmas, for expanded ones push pragma's
6504 namespace and name into registered_pp_pragmas vector.
6505 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6506 flag_preprocess_only, don't register GCC pch_preprocess
6507 pragma if flag_preprocess_only.
6508 * c-opts.c (c_common_init): Call init_pragma even if
6509 flag_preprocess_only.
6510 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6511 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6512 cpp_register_pragma if flag_preprocess_only.
6514 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6517 * c-parser.c (c_parser_translation_unit): Warn for empty
6518 translation unit, not empty source file.
6520 2008-02-26 Paul Brook <paul@codesourcery.com>
6522 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6523 operand for Thumb-2.
6524 * config/arm/arm.h (reg_class): Add CORE_REGS.
6525 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6526 (BASE_REG_CLASS): Use CORE_REGS.
6527 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6528 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6529 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6530 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6531 ARM_REGNO_OK_FOR_INDEX_P.
6532 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6533 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6534 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6535 (ldm/stm peepholes): Ditto.
6536 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6537 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6538 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6539 * config/arm/constraints.md: Enable "k" constraint on ARM.
6541 2008-02-27 Ben Elliston <bje@au.ibm.com>
6543 * config/rs6000/rs6000.c: Annotate cache line size field in all
6544 instances of struct processor_costs.
6546 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6548 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6549 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6550 jump_bypass): New counters.
6551 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6552 * dce.c (gate_ud_dce): Same.
6553 (gate_fast_dce): Same.
6554 * dse.c (gate_dse1): New function.
6555 (gate_dse2): New function.
6556 (gate_dse): Merge results of new gate functions.
6557 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6558 (gate_handle_jump_bypass): Add dbg_cnt.
6559 (gate_handle_gcse): Add dbg_cnt.
6560 * ifcvt.c (gate_handle_if_conversion): Same.
6561 (gate_handle_if_after_combine): Same.
6562 (gate_handle_if_after_reload): Same.
6563 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6565 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6567 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6569 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6571 2008-02-26 Jason Merrill <jason@redhat.com>
6574 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6575 alone if it's the naming decl for the type's main variant.
6577 2008-02-26 Tom Tromey <tromey@redhat.com>
6579 * system.h (USE_MAPPED_LOCATION): Poison.
6580 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6581 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6582 (make_goto_expr_edges): Likewise.
6583 (remove_bb): Likewise.
6584 (execute_warn_function_return): Likewise.
6585 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6587 * c-common.c (fname_decl): Remove old location code.
6588 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6590 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6592 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6593 (gen_rtx_ASM_INPUT): Likewise.
6594 (gen_rtx_ASM_INPUT_loc): Likewise.
6595 (get_rtx_asm_OPERANDS): Remove.
6596 * cfglayout.c (insn_locators_alloc): Remove old location code.
6597 (set_curr_insn_source_location): Likewise.
6598 (curr_insn_locator): Likewise.
6599 * print-tree.c (print_node): Remove old location code.
6600 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6601 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6602 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6603 location_from_locus.
6604 (construct_exit_block): Remove old location code.
6605 * emit-rtl.c (force_next_line_note): Remove old location code.
6606 * profile.c (branch_prob): Remove old location code.
6607 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6608 LOC_LINE): Remove old-location variants.
6609 * langhooks.c (lhd_print_error_function): Remove old location
6611 * configure, config.in: Rebuilt.
6612 * configure.ac (--enable-mapped-location): Remove.
6613 * c-decl.c (c_init_decl_processing): Remove old location code.
6614 (finish_function): Likewise.
6615 * recog.c (decode_asm_operands): Remove old location code.
6616 * c-pch.c (c_common_read_pch): Remove old location code.
6617 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6619 * gimple-low.c (lower_function_body): Remove old location code.
6620 * toplev.c (unknown_location): Remove.
6621 (push_srcloc): Remove old-location variant.
6622 (process_options): Remove old location code.
6623 (lang_dependent_init): Likewise.
6624 * input.h (UNKNOWN_LOCATION): Move definition.
6625 (location_t): Undeprecate.
6626 (source_locus): Remove.
6627 (location_from_locus): Remove.
6628 (struct location_s): Remove.
6629 Remove all old-location code.
6630 (input_line, input_filename): Remove.
6631 * final.c (final_scan_insn): Remove old location code.
6632 * diagnostic.c (diagnostic_build_prefix): Remove
6633 USE_MAPPED_LOCATION test.
6634 * tree.h (gimple_stmt) <locus>: Now a location_t.
6635 (tree_exp) <locus>: Likewise.
6636 (DECL_IS_BUILTIN): Remove old-location variant.
6637 (annotate_with_file_line, annotate_with_locus): Likewise.
6638 (expr_locus, set_expr_locus): Update.
6639 * tree.c (build1_stat): Remove old location code.
6640 (last_annotated_node): Remove.
6641 (annotate_with_file_line): Remove old-location variant.
6642 (annotate_with_locus): Likewise.
6643 (expr_location): Remove old location code.
6644 (set_expr_location): Likewise.
6645 (expr_has_location): Likewise.
6646 (expr_locus): Likewise.
6647 (set_expr_locus): Likewise.
6648 (expr_filename): Don't use location_from_locus.
6649 (expr_lineno): Likewise.
6650 * rtl-error.c (location_for_asm): Remove old location code.
6651 * c-lex.c (cb_line_change): Remove old location code.
6652 (fe_file_change): Likewise.
6653 (cb_def_pragma): Likewise.
6654 (c_lex_with_flags): Likewise.
6655 * gengtype.c (do_typedef): Don't special-case location types.
6656 (define_location_structures): Remove.
6657 (main): Don't call define_location_structures.
6658 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6661 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6664 * builtins.def (BUILT_IN_STDARG_START): Remove.
6665 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6666 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6667 * tree-inline.c (inline_forbidden_p_1): Likewise.
6669 2008-02-26 Richard Guenther <rguenther@suse.de>
6671 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6672 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6673 (lookup_decl_from_uid): Declare.
6674 (remove_decl_from_map): Likewise.
6675 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6676 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6677 (decl_for_uid_map): New global hashtable mapping DECL_UID
6679 (init_ttree): Allocate it.
6680 (insert_decl_to_uid_decl_map): New helper function.
6681 (make_node_stat): Insert new decls into the map.
6682 (copy_node_stat): Likewise.
6683 (lookup_decl_from_uid): New function.
6684 (remove_decl_from_map): Likewise.
6685 (print_decl_for_uid_map_statistics): New helper.
6686 (dump_tree_statistics): Call it.
6688 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6689 (referenced_var_iterator): Adjust.
6690 (FOR_EACH_REFERENCED_VAR): Adjust.
6691 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6692 (num_referenced_vars): Adjust.
6693 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6694 (first_referenced_var): Remove.
6695 (end_referenced_vars_p): Likewise.
6696 (next_referenced_var): Likewise.
6697 (referenced_var_iterator_set): New helper function.
6698 * tree-dfa.c (referenced_var_lookup): Adjust.
6699 (referenced_var_check_and_insert): Likewise.
6700 (remove_referenced_var): Likewise.
6701 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6702 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6703 (verify_call_clobbering): Likewise.
6704 (verify_memory_partitions): Likewise.
6705 (init_tree_ssa): Allocate bitmap instead of hashtable for
6707 (delete_tree_ssa): Adjust.
6708 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6709 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6710 (compute_tag_properties): Likewise.
6711 (set_initial_properties): Likewise.
6712 (find_partition_for): Likewise.
6713 (update_reference_counts): Likewise.
6714 (dump_may_aliases_for): Likewise.
6715 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6716 (add_call_clobber_ops): Likewise.
6717 (add_call_read_ops): Likewise.
6718 (get_asm_expr_operands): Likewise.
6719 * tree-into-ssa.c (dump_decl_set): Likewise.
6720 (update_ssa): Likewise.
6721 * tree-sra.c (scan_function): Likewise.
6722 (decide_instantiations): Likewise.
6723 (scalarize_parms): Likewise.
6724 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6725 (dsa_named_for): Likewise.
6726 * tree-ssa-structalias.c (update_alias_info): Likewise.
6727 (merge_smts_into): Likewise.
6729 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6732 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6733 * c-opts.c (c_common_handle_option): Wall enables
6734 Wvolatile-register-var.
6735 * common.opt: Move Wvolatile-register-var to...
6738 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6740 * common.opt (Wlarger-than=): New.
6741 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6743 * opts.c (common_handle_option): Handle -Wlarger-than=.
6744 * optc-gen.awk: Likewise.
6745 * opth-gen.awk: Likewise.
6746 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6747 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6749 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6751 * c-common.c (match_case_to_enum_1): Add appropriate
6752 OPT_W* parameter to warning.
6753 (c_do_switch_warnings): Likewise.
6754 * c-typeck.c (warning_init): Add one more parameter following
6756 (push_init_level): Update call to warning_init.
6757 (pop_init_level): Likewise.
6758 (add_pending_init): Likewise.
6759 (output_init_element: Likewise.
6761 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6764 * toplev.c (toplev_main): If there are warnings or error, print
6765 errors for ignored options.
6766 * opts.c (ignored_options): New static variable.
6767 (postpone_unknown_option_error): New.
6768 (print_ignored_options): New.
6769 (handle_option): Postpone errors for unknown -Wno-* options.
6770 * opts.h (print_ignored_options): Declare.
6772 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6774 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6777 2008-02-25 Richard Guenther <rguenther@suse.de>
6780 2008-02-25 Richard Guenther <rguenther@suse.de>
6782 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6783 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6784 (lookup_decl_from_uid): Declare.
6785 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6786 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6787 (decl_for_uid_map): New global hashtable mapping DECL_UID
6789 (init_ttree): Allocate it.
6790 (insert_decl_to_uid_decl_map): New helper function.
6791 (make_node_stat): Insert new decls into the map.
6792 (copy_node_stat): Likewise.
6793 (lookup_decl_from_uid): New function.
6794 (print_decl_for_uid_map_statistics): New helper.
6795 (dump_tree_statistics): Call it.
6797 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6798 (referenced_var_iterator): Adjust.
6799 (FOR_EACH_REFERENCED_VAR): Adjust.
6800 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6801 (num_referenced_vars): Adjust.
6802 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6803 (first_referenced_var): Remove.
6804 (end_referenced_vars_p): Likewise.
6805 (next_referenced_var): Likewise.
6806 (referenced_var_iterator_set): New helper function.
6807 * tree-dfa.c (referenced_var_lookup): Adjust.
6808 (referenced_var_check_and_insert): Likewise.
6809 (remove_referenced_var): Likewise.
6810 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6811 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6812 (verify_call_clobbering): Likewise.
6813 (verify_memory_partitions): Likewise.
6814 (init_tree_ssa): Allocate bitmap instead of hashtable for
6816 (delete_tree_ssa): Adjust.
6817 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6818 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6819 (compute_tag_properties): Likewise.
6820 (set_initial_properties): Likewise.
6821 (find_partition_for): Likewise.
6822 (update_reference_counts): Likewise.
6823 (dump_may_aliases_for): Likewise.
6824 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6825 (add_call_clobber_ops): Likewise.
6826 (add_call_read_ops): Likewise.
6827 (get_asm_expr_operands): Likewise.
6828 * tree-into-ssa.c (dump_decl_set): Likewise.
6829 (update_ssa): Likewise.
6830 * tree-sra.c (scan_function): Likewise.
6831 (decide_instantiations): Likewise.
6832 (scalarize_parms): Likewise.
6833 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6834 (dsa_named_for): Likewise.
6835 * tree-ssa-structalias.c (update_alias_info): Likewise.
6836 (merge_smts_into): Likewise.
6838 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6841 * doc/invoke.texi (-fcx-limited-range): Document new option.
6842 * toplev.c (process_options): Handle -fcx-fortran-rules.
6843 * common.opt: Add documentation for -fcx-fortran-rules.
6845 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6848 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6849 actual behaviour and C99.
6851 2008-02-26 Ben Elliston <bje@au.ibm.com>
6853 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6854 (ASM_CPU_POWER6_SPEC): Likewise.
6855 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6856 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6857 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6859 2008-02-25 Richard Guenther <rguenther@suse.de>
6861 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6862 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6863 (lookup_decl_from_uid): Declare.
6864 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6865 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6866 (decl_for_uid_map): New global hashtable mapping DECL_UID
6868 (init_ttree): Allocate it.
6869 (insert_decl_to_uid_decl_map): New helper function.
6870 (make_node_stat): Insert new decls into the map.
6871 (copy_node_stat): Likewise.
6872 (lookup_decl_from_uid): New function.
6873 (print_decl_for_uid_map_statistics): New helper.
6874 (dump_tree_statistics): Call it.
6876 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6877 (referenced_var_iterator): Adjust.
6878 (FOR_EACH_REFERENCED_VAR): Adjust.
6879 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6880 (num_referenced_vars): Adjust.
6881 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6882 (first_referenced_var): Remove.
6883 (end_referenced_vars_p): Likewise.
6884 (next_referenced_var): Likewise.
6885 (referenced_var_iterator_set): New helper function.
6886 * tree-dfa.c (referenced_var_lookup): Adjust.
6887 (referenced_var_check_and_insert): Likewise.
6888 (remove_referenced_var): Likewise.
6889 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6890 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6891 (verify_call_clobbering): Likewise.
6892 (verify_memory_partitions): Likewise.
6893 (init_tree_ssa): Allocate bitmap instead of hashtable for
6895 (delete_tree_ssa): Adjust.
6896 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6897 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6898 (compute_tag_properties): Likewise.
6899 (set_initial_properties): Likewise.
6900 (find_partition_for): Likewise.
6901 (update_reference_counts): Likewise.
6902 (dump_may_aliases_for): Likewise.
6903 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6904 (add_call_clobber_ops): Likewise.
6905 (add_call_read_ops): Likewise.
6906 (get_asm_expr_operands): Likewise.
6907 * tree-into-ssa.c (dump_decl_set): Likewise.
6908 (update_ssa): Likewise.
6909 * tree-sra.c (scan_function): Likewise.
6910 (decide_instantiations): Likewise.
6911 (scalarize_parms): Likewise.
6912 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6913 (dsa_named_for): Likewise.
6914 * tree-ssa-structalias.c (update_alias_info): Likewise.
6915 (merge_smts_into): Likewise.
6917 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6920 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6921 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6922 * alias.h (nonoverlapping_memrefs_p): Likewise.
6924 2008-02-25 Jan Beulich <jbeulich@novell.com>
6926 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6927 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6928 __emultls_get_address, __emultls_register_common,
6929 __floatundi?f, and _Unwind_GetIPInfo.
6930 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6931 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6932 (gen_regparm_prefix): Likewise.
6933 (i386_nlm_encode_section_info): Sync with
6934 config/i386/winnt.c:i386_pe_encode_section_info().
6935 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6936 i386_nlm_mangle_decl_assembler_name): New.
6937 (netware_override_options): New.
6938 * config/i386/netware.h (netware_override_options): Declare.
6939 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6940 (i386_nlm_mangle_decl_assembler_name): Declare.
6941 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6943 2008-02-25 Ben Elliston <bje@au.ibm.com>
6946 * c-decl.c (grokdeclarator): Remove unused local variables
6947 `typedef_type' and `type_as_written'.
6949 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6950 unused local variable `has_hot_blocks'.
6951 (fix_crossing_conditional_branches): Remove unused local variable
6954 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6957 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6958 using DEF_C99_BUILTIN.
6959 (BUILT_IN_NANF): Ditto.
6960 (BUILT_IN_NANL): Ditto.
6962 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6963 Revital Eres <eres@il.ibm.com>
6965 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6966 regarding the order of two dependent insns in the same row.
6968 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6970 * stor-layout.c (layout_decl): Do not bump the alignment of a
6971 bit-field to more than byte alignment if it is packed.
6973 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6975 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6978 2008-02-24 Diego Novillo <dnovillo@google.com>
6980 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6983 * tree-vrp.c (vrp_evaluate_conditional): With
6984 -Wtype-limits, emit a warning when comparing against a
6985 constant outside the natural range of OP0's type.
6986 * c.opt (Wtype-limits): Move ...
6987 * common.opt (Wtype-limits): ... here.
6989 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6991 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6992 * config/rs6000/e300c2c3.md: New file.
6993 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6995 (rs6000_override_options): Add e300c2 and e300c3 cases to
6996 processor_target_table. Do not allow usage of Altivec or Spe
6997 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6998 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6999 * config/rs6000/rs6000.h (processor_type): Add
7000 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7001 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7002 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7003 and ppce300c3. Include e300c2c3.md.
7005 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7007 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7008 instead of TARGET_STRICT_ALIGN.
7010 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7012 * explow.c (memory_address): Assert that the generated address is
7015 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7018 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7019 * config/darwin-ppc-ldouble-patch.def: New file.
7020 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7021 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7022 SUBTARGET_INIT_BUILTINS if defined.
7023 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7026 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7029 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7030 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7032 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7035 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7036 file" warning condtional on -Winvalid-PCH.
7038 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7040 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7042 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7046 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7047 prevent reload from using MMX registers.
7048 (*mov<mode>_internal): Ditto.
7049 (*movv2sf_internal_rex64): Ditto.
7050 (*movv2sf_internal): Ditto.
7052 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7054 PR documentation/31569
7055 * doc/install.texi2html: Use makeinfo --no-number-sections.
7057 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7059 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7060 ensure that we can address an entire entity > 8 bytes. Don't
7061 generate reg+reg addressing for such data.
7063 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7065 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7066 strings when optimizing for size, unless the target cares about
7069 2008-02-22 Tom Tromey <tromey@redhat.com>
7071 * regclass.c (current_pass): Remove declaration.
7073 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7075 * config/avr/libgcc.S (__RAMPZ__): Define.
7076 (__do_copy_data): Add for devices with 128KB code memory.
7078 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7080 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7082 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7084 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7086 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7089 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7092 * c-typeck.c (build_binary_op): Warn about floating point
7093 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7095 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7098 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7099 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7101 (rs6000_override_options): Set altivec_abi as default, not override,
7102 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7103 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7104 is used; use new member spe_abi.
7105 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7106 spe_abi and altivec_abi.
7108 2008-02-22 Tomas Bily <tbily@suse.cz>
7110 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7112 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7115 * config.build (build_file_translate): Set to `CMD //c' only if
7117 * Makefile.in (build_file_translate): Improve comment.
7119 2008-02-21 Jan Hubicka <jh@suse.cz>
7121 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7122 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7123 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7125 2008-02-21 Michael Matz <matz@suse.de>
7128 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7130 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7132 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7133 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7135 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7136 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7137 SSE_VEC_FLOAT_MODE_P as insn constraint.
7138 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7139 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7140 sse4a_movntdf using MODEF mode iterator.
7141 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7142 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7143 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7144 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7145 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7146 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7147 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7149 2008-02-21 Richard Guenther <rguenther@suse.de>
7151 * tree.def (PAREN_EXPR): New tree code.
7152 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7154 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7155 * expr.c (expand_expr_real_1): Likewise.
7156 * tree-inline.c (estimate_num_insns_1): Likewise.
7157 * tree-complex.c (expand_complex_move): Likewise.
7158 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7161 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7164 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7166 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7169 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7171 * config/sh/sh.c (find_barrier): Don't go past
7172 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7174 2008-02-20 DJ Delorie <dj@redhat.com>
7176 * config/h8300/h8300.md (insv): Force source operand to be a register.
7178 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7179 as a jump, not as a plain insn.
7181 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7183 * doc/invoke.texi (Warning Options): Add new option
7184 -Wframe-larger-than=.
7185 (-Wframe-larger-than): Document.
7187 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7188 Add declarations for new option variables.
7190 * final.c (final_start_function): Check the frame size
7191 before emission and issue a Wframe-larger-than warning.
7193 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7194 Add definitions for new option variables.
7195 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7197 * common.opt (Wframe-larger-than=): New option.
7199 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7201 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7202 (<sse>_div<mode>3): Ditto.
7203 (<sse>_vmdiv<mode>3): Ditto.
7204 (<sse>_vmsqrt<mode>2): Ditto.
7205 (*smax<mode>3): Ditto.
7206 (sse5_frcz<mode>2): Ditto.
7207 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7210 2008-02-20 Richard Guenther <rguenther@suse.de>
7213 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7214 be happy with INTEGRAL_TYPE_P.
7216 2008-02-20 Richard Guenther <rguenther@suse.de>
7218 * fold-const.c (split_tree): Associate floatig-point expressions
7219 if flag_associative_math is set.
7221 2008-02-20 Richard Guenther <rguenther@suse.de>
7223 * tree.h (fold_real_zero_addition_p): Declare.
7224 * fold-const.c (fold_real_zero_addition_p): Export.
7225 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7226 floating-point operations with zero and one.
7228 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7230 * doc/install.texi: Correct references to CFLAGS, replacing them
7231 with BOOT_CFLAGS. Document flags used during bootstrap for
7234 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7236 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7237 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7238 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7240 (smin<mode>3): Ditto from similar patterns.
7241 (smax<mode>3): Ditto.
7242 (*ieee_smin<mode>3): Ditto.
7243 (*ieee_smax<mode>3): Ditto.
7244 * config/i386/sse.md (sse): New mode attribute.
7245 (mov<mode>): Macroize expander from movv4sf and movv2df using
7246 SSEMODEF2P mode iterator.
7247 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7248 SSE_VEC_FLOAT_MODE_P as insn constraint.
7249 (storent<mode>): Ditto.
7250 (storent<mode>): Macroize expander from storentsf and storentdf using
7251 MODEF mode iterator.
7252 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7253 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7254 (abs<mode>2): Ditto from similar patterns.
7255 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7256 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7257 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7258 (<sse>_vmsqrt<mode>2): Ditto.
7259 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7260 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7261 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7262 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7263 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7264 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7265 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7267 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7268 iterator and SSE_FLOAT_MODE_P as insn constraint.
7269 (<sse>_ucomi): Ditto from similar patterns.
7270 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7271 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7272 SSE_VEC_FLOAT_MODE_P as insn constraint.
7273 (vcond<mode>): Ditto from similar patterns.
7274 (and<mode>3, *and<mode>3): Ditto.
7275 (<sse>_nand<mode>3): Ditto.
7276 (ior<mode>3, *ior<mode>3): Ditto.
7277 (xor<mode>3, *xor<mode>3): Ditto.
7278 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7279 iterator and SSE_FLOAT_MODE_P as insn constraint.
7280 (*nand<mode>3): Ditto from similar patterns.
7281 (*ior<mode>3): Ditto.
7282 (*xor<mode>3): Ditto.
7284 2008-02-20 Ira Rosen <irar@il.ibm.com>
7286 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7287 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7288 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7290 2008-02-19 Jan Hubicka <jh@suse.cz>
7292 * predict.c (tree_bb_level_predictions): Remove variable next
7293 mistakely introduced by previous commit.
7295 2008-02-19 Jan Hubicka <jh@suse.cz>
7297 * predict.c (predict_paths_leading_to): Rewrite.
7298 (predict_paths_for_bb): New.
7299 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7301 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7304 * Makefile.in (build_file_translate): New.
7305 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7306 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7307 * configure.ac (build_file_translate): Substitute it.
7308 * configure: Regenerate.
7310 2008-02-19 Jan Hubicka <jh@suse.cz>
7312 PR rtl-optimization/34408
7313 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7316 2008-02-19 Jan Hubicka <jh@suse.cz>
7319 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7322 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7325 * config/i386/i386-modes.def: Revert the last DI alignment
7326 change until Ada people can look into it.
7328 2008-02-19 Nick Clifton <nickc@redhat.com>
7330 * opts.c (print_specific_help): Fix typo in --help text.
7332 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7335 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7336 32-bit inline asm without asm alternatives for host GCC < 3.0.
7338 2008-02-19 Richard Guenther <rguenther@suse.de>
7340 PR tree-optimization/34989
7341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7342 Allow propagation to INDIRECT_REF if we can simplify only.
7344 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7346 * c-common.c (warn_for_collisions_1): Use appropriate option when
7349 2008-02-19 Nick Clifton <nickc@redhat.com>
7352 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7353 (handle_options): Fix indentation.
7354 (print_filtered_help): If no language-specific options were
7355 displayed tell the user how to list all the options supported by
7356 the language's front-end.
7357 (print_specific_help): Fix indentation and remove duplicate line.
7358 (common_handle_option): Handle the -v option.
7359 For --help enable the display of undocumented options if the -v
7360 switch has been included on the command line.
7361 For --help= check for overlaps in the arguments between the option
7362 classes and the language names and issue a warning when they
7363 cannot be disambiguated.
7364 * c.opt (v): Pass on to the common option handler.
7366 2008-02-19 Revital Eres <eres@il.ibm.com>
7368 * modulo-sched.c (sms_schedule): Change dump message when
7369 create_ddg function fails.
7370 (try_scheduling_node_in_cycle): Rename row to cycle.
7371 (print_partial_schedule): Rename CYCLE to ROW.
7373 2008-02-19 Christian Bruel <christian.bruel@st.com>
7374 Zdenek Dvorak <ook@ucw.cz>
7376 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7378 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7381 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7382 (*x86_movdicc_0_m1_se): Ditto.
7384 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7386 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7387 (CMPtype): Define as __gcc_CMPtype.
7388 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7389 (CMPtype): Define as __gcc_CMPtype.
7391 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7393 Support valgrind 3.3 for --enable-checking=valgrind.
7394 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7396 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7397 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7398 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7399 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7400 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7401 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7402 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7404 * ggc-zone.c: Similar.
7405 * ggc-page.c: Similar.
7407 2008-02-19 Paul Brook <paul@codesourcery.com>
7410 * config/arm/ieee754-df.S: Fix do_it typo.
7411 * config/arm/ieee754-sf.S: Fix do_it typo.
7413 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7416 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7417 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7418 (OPTION_MASK_ISA_SSE_SET): Likewise.
7419 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7420 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7421 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7422 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7423 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7424 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7425 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7426 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7427 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7428 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7429 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7430 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7431 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7432 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7433 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7434 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7435 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7436 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7437 (OPTION_MASK_ISA_SSE4): Removed.
7438 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7439 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7440 (override_options): Don't turn on implied SSE/MMX bits in
7443 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7445 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7448 2008-02-18 Joey Ye <joey.ye@intel.com>
7451 * tree-nested.c (insert_field_into_struct): Set type alignment
7452 to field alignment if the former is less than the latter.
7454 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7456 * BASE-VER: Set to 4.4.0.
7458 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7460 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7461 * doc/cfg.texi: Likewise.
7462 * doc/extend.texi: Likewise.
7463 * doc/gty.texi: Likewise.
7464 * doc/invoke.texi: Likewise.
7465 * doc/loop.texi: Likewise.
7466 * doc/md.texi: Likewise.
7467 * doc/passes.texi: Likewise.
7468 * doc/rtl.texi: Likewise.
7469 * doc/sourcebuild.texi: Likewise.
7470 * doc/tm.texi: Likewise.
7471 * doc/tree-ssa.texi: Likewise.
7473 2008-02-17 Richard Guenther <rguenther@suse.de>
7476 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7477 without default definition.
7479 2008-02-17 Richard Guenther <rguenther@suse.de>
7481 PR tree-optimization/35231
7482 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7485 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7488 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7489 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7490 libgcc_cmp_return mode.
7492 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7495 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7497 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7499 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7502 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7504 * doc/c-tree.texi: Use `@.' where appropriate.
7505 * doc/extend.texi: Likewise.
7506 * doc/install.texi: Likewise.
7507 * doc/invoke.texi: Likewise.
7508 * doc/loop.texi: Likewise.
7509 * doc/makefile.texi: Likewise.
7510 * doc/md.texi: Likewise.
7511 * doc/passes.texi: Likewise.
7512 * doc/standards.texi: Likewise.
7513 * doc/tm.texi: Likewise.
7515 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7518 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7520 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7521 rather than in entry_bb.
7523 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7525 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7526 libgcc_cmp_return mode.
7528 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7531 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7532 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7534 2008-02-15 Richard Guenther <rguenther@suse.de>
7535 Zdenek Dvorak <ook@ucw.cz>
7537 PR tree-optimization/35164
7538 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7539 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7540 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7541 Only propagate addresses which do not have abnormal SSA_NAMEs
7544 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7547 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7549 2008-02-15 Jan Hubicka <jh@suse.cz>
7552 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7554 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7557 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7558 when calculating alignment_pad.
7560 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7562 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7563 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7564 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7565 and STACK_BOUNDARY define.
7567 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7569 PR preprocessor/35061
7570 * c-pragma.c (handle_pragma_pop_macro): Check that
7571 pushed_macro_table has been allocated.
7573 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7576 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7577 (force_gimple_operand): Likewise.
7578 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7579 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7580 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7581 (find_interesting_uses_address): Check addressability and alignment
7582 of the base expression only after substituting bases of IVs into it.
7584 2008-02-14 Michael Matz <matz@suse.de>
7587 * function.c (instantiate_virtual_regs_in_insn): Reload address
7588 before falling back to reloading the whole operand.
7590 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7592 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7593 before the first section switch note.
7595 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7597 * doc/bugreport.texi: Update copyright years.
7598 * doc/c-tree.texi: Likewise.
7599 * doc/cfg.texi: Likewise.
7600 * doc/cpp.texi: Likewise.
7601 * doc/cppinternals.texi: Likewise.
7602 * doc/fragments.texi: Likewise.
7603 * doc/frontends.texi: Likewise.
7604 * doc/gcc.texi: Likewise.
7605 * doc/gty.texi: Likewise.
7606 * doc/hostconfig.texi: Likewise.
7607 * doc/implement-c.texi: Likewise.
7608 * doc/libgcc.texi: Likewise.
7609 * doc/loop.texi: Likewise.
7610 * doc/makefile.texi: Likewise.
7611 * doc/options.texi: Likewise.
7612 * doc/passes.texi: Likewise.
7613 * doc/rtl.texi: Likewise.
7614 * doc/sourcebuild.texi: Likewise.
7615 * doc/standards.texi: Likewise.
7616 * doc/tree-ssa.texi: Likewise.
7617 * doc/trouble.texi: Likewise.
7619 * doc/extend.texi: Use @: or add comma where appropriate.
7620 * doc/invoke.texi: Likewise.
7621 * doc/tm.texi: Likewise.
7623 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7626 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7629 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7631 * doc/md.texi (clz, ctz): Add reference.
7632 * doc/rtl.texi (clz, ctz): Likewise.
7634 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7637 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7640 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7642 * config/s390/s390.c (struct constant_pool): New field
7643 emit_pool_after added.
7644 (s390_mainpool_start): Set the emit_pool_after flag according
7645 to the section switch notes.
7646 (s390_mainpool_finish): Consider emit_pool_after when emitting
7647 the literal pool at the end of the function.
7648 (s390_chunkify_start): Force literal pool splits at section
7651 2008-02-13 Michael Matz <matz@suse.de>
7654 * var-tracking.c (clobber_variable_part): Correctly traverse the
7657 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7660 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7661 Add -fdump-ipa-inline.
7662 * tree-dump.c (dump_files): Remove tree-inlined dump.
7663 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7665 2008-02-12 Richard Guenther <rguenther@suse.de>
7667 PR tree-optimization/35171
7668 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7671 2008-02-12 Richard Guenther <rguenther@suse.de>
7674 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7675 value-preserving mode. Disallow final truncation.
7677 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7680 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7681 code from here to...
7682 (force_gimple_operand): ...here.
7684 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7687 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7688 non-compatible pointers.
7689 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7690 different FIELD_DECLs, try harder by comparing field offsets, sizes
7694 * function.c (match_asm_constraints_1): Don't replace the same input
7697 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7699 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7700 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7701 (expand_epilogue): Restore RAMPZ register.
7702 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7704 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7706 * config/i386/cygwin.asm: (__alloca): Correct calling
7707 convention and alignment.
7708 (__chkstk): Force 8 byte stack alignment.
7710 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7711 Richard Guenther <rguenther@suse.de>
7713 PR tree-optimization/33992
7714 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7715 the zero we compare against.
7717 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7720 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7721 to CloseHandle after unlocking to prevent accumulation of handle
7724 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7727 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7728 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7729 and update LABEL_NUSES during and after reload.
7731 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7734 * combine.c (simplify_if_then_else): Make sure the comparison is
7735 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7737 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7740 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7741 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7742 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7743 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7744 * tree.h (get_type_static_bounds): Likewise.
7746 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7748 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7749 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7750 Make -Wfoo language annotations match what the compiler outputs.
7752 2008-02-08 Sa Liu <saliu@de.ibm.com>
7754 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7755 intrinsics spu_convts, spu_convtu, spu_convtf.
7757 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7759 * doc/extend.texi (Function Attributes) <noinline>: Mention
7760 asm ("") as method to keep calls.
7762 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7765 * doc/options.texi (Options): Replace references to opts.sh with
7767 * opts-common.c: Likewise.
7768 * optc-gen.awk: Likewise.
7770 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7772 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7774 2008-02-07 Richard Henderson <rth@redhat.com>
7777 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7778 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7781 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7783 PR tree-optimization/35085
7784 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7785 for operand entry oe2 in addition to operand entry oe3 in order to
7786 expose more opportunities for vectorizer sum reduction.
7788 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7791 * Makefile.in (LIBS): Remove $(GMPLIBS).
7792 (cc1-dummy, cc1): Add $(GMPLIBS).
7794 2008-02-06 Jan Hubicka <jh@suse.cz>
7797 * i386.md (moddf_integer): Do not produce partial memory stalls for
7798 targets where it hurts.
7800 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7803 * optabs.c (expand_float): Do not check for decimal modes when
7804 expanding unsigned integer through signed conversion.
7806 2008-02-06 Nick Clifton <nickc@redhat.com>
7808 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7809 inside the clobber with a match_operand and duplicated operand
7810 number in the constraint.
7811 (ineqbranchsi): Delete redundant comment.
7813 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7815 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7816 builtin_define ("__USE_INIT_FINI__").
7817 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7819 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7821 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7823 PR documentation/30330
7824 * doc/invoke.texi (C++ Dialect Options)
7825 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7826 For each warning option -Wfoo that allows -Wno-foo, ensure both
7827 -Wfoo and -Wno-foo are listed in the option index. Fix index
7828 entry of -Wswitch-default, index -Wnormalized= including the
7829 `=', and -Wlarger-than-@var{len} including @var{len}.
7831 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7833 * config/i386/i386.md (floatunssisf2): Use
7834 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7835 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7836 Macroize expander using MODEF mode iterator.
7838 2008-02-05 Diego Novillo <dnovillo@google.com>
7840 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7843 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7845 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7848 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7850 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7853 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7854 to indicate if a message should be generated.
7855 (init_cumulative_args): Updated.
7856 (function_value_32): Likewise.
7858 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7860 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7862 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7865 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7866 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7868 2008-02-04 Diego Novillo <dnovillo@google.com>
7870 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7873 * tree-vrp.c (vrp_evaluate_conditional): With
7874 -Wtype-limits, emit a warning when comparing against a
7875 constant outside the natural range of OP0's type.
7877 2008-02-04 Richard Guenther <rguenther@suse.de>
7880 * expr.c (count_type_elements): Give for unions instead of
7883 2008-02-04 Richard Guenther <rguenther@suse.de>
7886 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7887 to TYPE_DOMAINs base type instead of using bitsizetype here.
7889 2008-02-03 Jason Merrill <jason@redhat.com>
7891 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7893 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7896 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7897 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7898 (RS/6000 and PowerPC Options): Fix typos and markup.
7899 * doc/passes.texi (Tree-SSA passes): Likewise.
7901 2008-02-02 Michael Matz <matz@suse.de>
7904 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7905 from record_last_reg_set_info.
7906 (record_last_reg_set_info): Take an RTX argument, iterate over all
7907 constituent hardregs.
7908 (record_last_set_info, record_opr_changes): Change calls to
7909 new signature or to record_last_reg_set_info_regno.
7911 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7913 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7915 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7917 PR rtl-optimization/34773
7918 * reg-notes.def (EQUAL): Mention significance of combination of
7919 REG_EQUAL and REG_RETVAL.
7920 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7921 insn that has a REG_RETVAL.
7923 2008-02-01 Roger Sayle <roger@eyesopen.com>
7926 * configure.ac (--enable-fixed-point): Disable unless explicitly
7928 * configure: Regenerate.
7930 2008-02-01 Richard Guenther <rguenther@suse.de>
7933 * invoke.texi (-finline-limit): Remove no longer true parts
7934 of the documentation. Note that there is no default value.
7936 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7937 Mark Mitchell <mark@codesourcery.com>
7938 Ben Elliston <bje@au.ibm.com>
7941 * doc/extend.texi (Other Builtins): Document.
7943 2008-01-31 Tom Browder <tom.browder@gmail.com>
7945 * doc/c-tree.texi (Types): Fix grammar.
7946 (Expression trees): Ditto.
7947 * doc/passes.texi (Tree-SSA passes): Ditto.
7949 * doc/configterms.texi (Configure Terms): Fix typo.
7950 * doc/cpp.texi (Common Predefined Macros): Ditto.
7951 * doc/md.texi (Machine Constraints): Ditto.
7953 * doc/makefile.texi (Makefile): Add comma.
7955 2008-01-31 Tom Browder <tom.browder@gmail.com>
7956 Gerald Pfeifer <gerald@pfeifer.com>
7958 * doc/sourcebuild.texi (Front End): Remove references to CVS
7959 and CVSROOT/modules.
7960 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7961 (Back End): Remove reference to CVS.
7963 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7966 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7968 (mips16_gp_pseudo_reg): ...here.
7969 * config/mips/mips.md (load_const_gp): Replace with...
7970 (load_const_gp_<mode>): ...this :P-based insn.
7972 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7974 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7975 options. Minor fixes.
7976 (-std): Move reference to standards closer to where language
7977 standards are first mentioned.
7979 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7981 PR rtl-optimization/34995
7982 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7983 parameter and return a bool. If the rtx parameter is nonnull,
7984 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7985 (find_reloads): Update call accordingly. Pass the new operand
7986 if it needed no address reloads, otherwise pass null.
7988 2008-01-30 Richard Henderson <rth@redhat.com>
7991 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7992 for unbounded arrays.
7994 2008-01-30 Silvius Rus <rus@google.com>
7996 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7998 2008-01-30 Jan Hubicka <jh@suse.cz>
8001 * i386.c (init_cumulative_args): Use real function declaration when
8004 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8006 PR rtl-optimization/34998
8007 * global.c (build_insn_chain): Treat non-subreg_lowpart
8008 SUBREGs of pseudos as clobbering all the words covered by the
8009 SUBREG, not just all the bytes.
8010 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8011 original df_ref rather than an extract parameter.
8012 (global_conflicts): Update call accordingly.
8014 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8016 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8017 the overflow check to make it easier to read.
8018 (__fixtfdi): Change the type of the ll member in union
8019 long_double to UDItype_x.
8021 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8024 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8025 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8026 * tree-inline.c (fold_marked_statements): Call
8027 cgraph_update_edges_for_call_stmt if folding a call statement.
8028 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8029 debug_generic_stmt calls, reset it back afterwards.
8032 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8034 * c-typeck.c (build_external_ref): Don't pedwarn about
8035 static vars in current function's scope.
8037 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8039 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8041 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8044 * ipa-struct-reorg.c: Fix spelling.
8045 * params.def: Ditto.
8047 2008-01-29 Richard Guenther <rguenther@suse.de>
8050 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8052 * tree-inline.c (remap_type): Increment remapping_type_depth
8053 around remapping types.
8054 (copy_body_r): Only add referenced variables if they are referenced
8055 from code, not types.
8057 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8068 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8069 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8071 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8074 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8075 pointer for tiny stack.
8077 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8079 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8081 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8083 * config/vx-common.h: Fix typo in comment.
8085 2008-01-28 Ian Lance Taylor <iant@google.com>
8089 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8090 coalesce pointers if they have different DECL_NO_TBAA_P values.
8091 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8092 between variables with different DECL_NO_TBAA_P values.
8094 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8097 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8098 are not legitimate small data references on SPE targets.
8100 2008-01-28 David Daney <ddaney@avtrex.com>
8102 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8104 2008-01-28 David Daney <ddaney@avtrex.com>
8106 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8108 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8110 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8111 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8112 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8113 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8114 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8115 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8116 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8117 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8119 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8121 * basic-block.h (condjump_equiv_p): Fix comment.
8123 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8125 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8126 print_generic_stmt_indented): Fix comment.
8128 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8130 * configure.ac (__stack_chk_fail): Add detecion for availability
8131 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8132 * configure: Regenerate.
8134 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8137 * final.c (output_addr_const): Handle TRUNCATE.
8139 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8142 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8143 (zero_cost, infinite_cost): New constants.
8144 (struct cost_pair): Change type of cost to comp_cost.
8145 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8146 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8148 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8149 split_address_cost, ptr_difference_cost, difference_cost,
8150 get_computation_cost_at, get_computation_cost,
8151 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8152 determine_use_iv_cost_condition, determine_use_iv_costs,
8153 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8154 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8155 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8156 Change type of cost to comp_cost.
8157 (determine_iv_cost): Increase cost of non-original ivs, instead
8158 of decreasing the cost of original ones.
8159 (get_address_cost): Indicate the complexity of the addressing mode
8161 (try_add_cand_for): Prefer using ivs not specific to some object.
8162 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8164 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8165 Janis Johnson <janis187@us.ibm.com>
8168 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8169 (TARGET_INSTANTIATE_DECLS): Likewise.
8170 * target.h (expand_to_rtl_hook): New target hook.
8171 (instantiate_decls): Likewise.
8172 * function.c (instantiate_decl): Make non-static. Rename to...
8173 (instantiate_decl_rtl): ... this.
8174 (instantiate_expr): Use instantiate_decl_rtl.
8175 (instantiate_decls_1): Likewise.
8176 (instantiate_decls): Likewise.
8177 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8178 * function.h (instantiate_decl_rtl): Add prototype.
8179 * cfgexpand.c (target.h): New include.
8180 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8181 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8182 (TARGET_INSTANTIATE_DECLS): Likewise.
8183 (TARGET_INITIALIZER): New target hooks added.
8184 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8186 * config/rs6000/rs6000.c (tree-flow.h): New include.
8187 (machine_function): Add sdmode_stack_slot field.
8188 (rs6000_alloc_sdmode_stack_slot): New function.
8189 (rs6000_instantiate_decls): Likewise.
8190 (rs6000_secondary_memory_needed_rtx): Likewise.
8191 (rs6000_check_sdmode): Likewise.
8192 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8193 (TARGET_INSTANTIATE_DECLS): Likewise.
8194 (rs6000_hard_regno_mode_ok): Allow SDmode.
8195 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8196 (rs6000_emit_move): Handle SDmode.
8197 (function_arg_advance): Likewise.
8198 (function_arg): Likewise.
8199 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8200 SDmode var args for 32-bit compiles.
8201 (rs6000_secondary_reload_class): Handle SDmode.
8202 (rs6000_output_function_epilogue): Likewise.
8203 (rs6000_function_value): Simplify if statement.
8204 (rs6000_libcall_value): Likewise.
8205 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8206 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8207 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8208 (movsd_hardfloat): New define_insn.
8209 (movsd_softfloat): Likewise.
8210 (movsd_store): Likewise.
8211 (movsd_load): Likewise.
8212 (extendsddd2): Likewise.
8213 (extendsdtd2): Likewise.
8214 (truncddsd2): Likewise.
8215 (movdd_hardfloat64): Fixup comment.
8216 (UNSPEC_MOVSD_LOAD): New constant.
8217 (UNSPEC_MOVSD_STORE): Likewise.
8219 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8222 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8224 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8225 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8226 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8229 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8232 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8233 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8234 __LONGDOUBLE128 too.
8235 * config/rs6000/aix61.h: New file.
8237 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8239 PR rtl-optimization/34959
8240 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8241 popcount and parity rtxes the same mode as their operand.
8242 Truncate or extend the result to the return value's mode
8245 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8248 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8249 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8250 to GOT_VERSION_REGNUM.
8251 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8252 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8253 * config/mips/mips.c (mips_emit_call_insn): New function.
8254 (mips_call_tls_get_addr): Call mips_expand_call directly.
8255 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8257 (mips16_build_call_stub): Likewise. Return the call insn or null.
8258 (mips_expand_call): Update the call to mips16_build_call_stub
8259 accordingly and a remove redundant condition. Assert that MIPS16
8260 stubs do not use lazy binding. Use mips_emit_call_insn and return
8262 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8264 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8265 (mips_avoid_hazard): Remove hazard_set handling.
8266 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8267 (UNSPEC_RESTORE_GP): ...this.
8268 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8269 (FAKE_CALL_REGNO): Rename to...
8270 (GOT_VERSION_REGNUM): ...this.
8271 (type): Add "ghost" value. Add an associated insn reservation.
8272 (hazard_set): Remove.
8273 (exception_receiver): Rename to...
8274 (restore_gp): ...this and update the unspec identifier accordingly.
8275 (exception_receiver, nonlocal_got_receiver): New expanders.
8276 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8277 FAKE_CALL_REGNO. Remove hazard_set attribute.
8278 (set_got_version, update_got_version): New patterns.
8280 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8283 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8285 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8288 * doc/install.texi2html: Generate gcc-vers.texi.
8290 2008-01-25 DJ Delorie <dj@redhat.com>
8292 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8294 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8296 * config/c4x: Remove directory.
8297 * config.gcc (crx-*, mt-*): Mark obsolete.
8298 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8299 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8300 sh-*-rtemscoff*): Remove cases.
8301 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8302 * real.c (encode_c4x_single, decode_c4x_single,
8303 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8304 c4x_extended_format): Remove.
8305 * real.h (c4x_single_format, c4x_extended_format): Remove.
8306 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8308 (Pragmas): Remove comment about c4x pragmas.
8309 * doc/install.texi (c4x): Remove target-specific instructions.
8310 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8311 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8312 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8313 refer to C4x source files as examples.
8314 (C4X_FLOAT_FORMAT): Remove documentation.
8316 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8318 * config/bfin/bfin.c (override_options): Reorder tests so that
8319 flag_pic gets enabled for -msep-data.
8321 2008-01-25 Richard Guenther <rguenther@suse.de>
8324 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8325 to its bitfield precision if required.
8327 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8330 * tree-nested.c (walk_omp_for): New function.
8331 (convert_nonlocal_reference, convert_local_reference): Call
8332 walk_omp_for on OMP_FOR.
8333 (convert_call_expr): Call walk_body on OMP_FOR's
8334 OMP_FOR_PRE_INIT_BODY.
8336 2008-01-25 Richard Guenther <rguenther@suse.de>
8338 PR tree-optimization/34966
8339 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8340 default defs and PHI_NODEs we have to insert after the
8343 2008-01-24 Nick Clifton <nickc@redhat.com>
8345 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8346 Provide a default definition.
8347 (LIBGCC2_UNITS_PER_WORD): Likewise.
8349 * config/stormy16/stormy16.c: Include df.h for the prototype
8350 for df_regs_ever_live_p.
8351 (xstormy16_expand_builtin_va_start): Convert the stack offset
8352 into a component_ref and then use POINTER_PLUS_EXPR to add it
8353 to the incoming_virtual_args_rtx.
8354 (xstormy16_gimplify_va_arg_expr): Rename to
8355 xstormy16_gimplify_va_arg_expr.
8356 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8357 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8358 xstormy16_gimplify_va_arg_expr.
8359 Fix up some formatting issues.
8361 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8362 Move to predicates.md.
8363 (xs_hi_general_operand): Likewise.
8364 (xs_hi_nonmemory_operand): Likewise.
8365 * config/stormy16/predicates.md:
8366 (xstormy16_carry_plus_operand): New predicate.
8367 (xs_hi_general_operand): New predicate.
8368 (xs_hi_nonmemory_operand): New predicate.
8369 * config/stormy16/stormy16-protos.h:
8370 (xstormy16_carry_plus_operand): Delete prototype.
8371 (xs_hi_general_operand): Likewise.
8372 (xs_hi_nonmemory_operand): Likewise.
8374 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8375 modifiers as they are no longer needed and they can trigger
8376 reload spill failures.
8378 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8379 with a match_operand in order to help reload.
8381 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8382 constraint with 'e' for the 8th alternative as this version of
8383 the mov.w instruction only accepts the lower 8 registers.
8385 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8388 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8389 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8392 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8395 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8397 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8399 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8401 (remove_structure): Update allocations list before removing structure.
8403 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8405 * ipa-struct-reorg.c (is_safe_cond_expr,
8406 create_new_stmts_for_cond_expr): Use integer_zerop function,
8407 that recognize not only zero-pointer, but zero-integer too.
8409 2008-01-25 Ben Elliston <bje@au.ibm.com>
8412 * fixproto: Escape "." in sed expression that strips leading "./".
8414 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8417 * gcc.c (SWITCH_OK): Removed.
8418 (SWITCH_LIVE): Changed to bit.
8419 (SWITCH_FALSE): Likewise.
8420 (SWITCH_IGNORE): Likewise.
8421 (switchstr): Change live_cond to unsigned int.
8422 (process_command): Replace SWITCH_OK with 0.
8423 (do_self_spec): Likewise.
8424 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8425 (give_switch): Likewise.
8426 (used_arg): Likewise.
8427 (do_spec_1): Set the SWITCH_IGNORE bit.
8428 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8429 bits. Set the SWITCH_LIVE bit.
8431 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8433 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8435 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8437 PR tree-optimization/34472
8438 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8439 parameter to a "bool *" and set *DATA to false if there is
8440 an unsafe access. Do not delete the structure here.
8441 (check_cond_exprs): Delete it here instead.
8442 (check_cond_exprs, exclude_cold_structs): Do not increase
8443 I when removing a structure.
8445 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8448 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8449 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8451 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8454 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8455 a fixed vector for stack.
8457 2008-01-24 Ben Elliston <bje@au.ibm.com>
8460 * doc/gcc.texi (Software development): Add a direntry for g++.
8462 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8464 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8465 stale and straggling -fforce-addr comments above.
8467 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8469 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8470 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8472 2008-01-23 Michael Matz <matz@suse.de>
8475 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8478 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8480 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8483 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8485 * config/avr/avr.c (avr_current_arch): New variable.
8486 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8487 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8488 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8489 (avr_override_options): Init 'avr_current_arch'.
8490 (base_arch_s): Move from here...
8491 * config/avr/avr.h (base_arch_s): ... here. Add new members
8492 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8493 'mega' to 'have_jmp_call'.
8494 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8495 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8497 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8499 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8500 MULTILIB_MATCHES): (Ditto.).
8502 2008-01-23 Richard Guenther <rguenther@suse.de>
8505 * cgraphunit.c (cgraph_reset_node): Always mark the node
8506 not reachable if it is not queued already.
8508 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8510 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8511 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8512 (cputype_selected): New static variable.
8513 (bfin_handle_option): Set it if -mcpu is used.
8514 (override_option): Select default set of workarounds if no cpu type
8515 selected on the command line.
8516 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8518 From Michael Frysinger <michael.frysinger@analog.com>
8519 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8520 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8522 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8523 for bf547, bf523, bf524, and bf526.
8524 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8526 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8527 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8528 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8529 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8530 * doc/invoke.texi (Blackfin Options): Document that
8531 -mcpu now accept bf547, bf523, bf524, and bf526.
8533 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8535 PR rtl-optimization/34628
8536 * combine.c (try_combine): Stop and undo after the first combination
8537 if an autoincrement side-effect on the first insn has effectively
8540 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8543 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8544 Offset addresses are not valid for Altivec or paired float modes.
8546 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8549 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8550 if DECL_INITIAL (decl) is error_mark_node.
8553 * c-common.c (handle_vector_size_attribute): Only allow
8554 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8555 the same way as pointer, array etc. types.
8556 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8559 * tree.c (build_type_attribute_qual_variant): Call
8560 build_qualified_type if attributes are equal, but quals are not.
8562 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8565 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8566 * flags.h (warn_strict_aliasing): Remove.
8567 (warn_strict_overflow): Remove.
8568 * opts.c (warn_strict_aliasing): Remove.
8569 (warn_strict_overflow): Remove.
8570 * c-opts.c (c_common_handle_option): -Wall only sets
8571 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8572 (c_common_post_options): Give default values to -Wstrict-aliasing
8573 and -Wstrict-overflow if they are uninitialized.
8574 * common.opt (Wstrict-aliasing): Specify Var and Init.
8575 (Wstrict-overflow): Likewise.
8577 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8579 PR rtl-optimization/26854
8580 PR rtl-optimization/34400
8581 PR rtl-optimization/34884
8582 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8584 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8585 (df_rd_bb_info.expanded_lr_out): Deleted
8586 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8587 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8588 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8589 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8590 Removed code to allocate, initialize or free expanded_lr_out.
8591 (df_rd_bb_local_compute_process_def): Restructured to make more
8593 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8594 sets if the sets are being trimmed.
8596 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8599 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8600 (as_vers): Likewise.
8601 * configure: Regenerated.
8603 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8606 * tree-pass.h (pass_build_alias): New pass.
8607 * tree-ssa-alias.c (gate_build_alias): New.
8608 (pass_build_alias): New.
8609 * passes.c (init_optimization_passes): Add pass_build_alias after
8610 pass_create_structure_vars.
8612 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8614 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8615 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8616 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8617 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8618 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8619 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8620 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8621 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8622 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8623 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8624 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8625 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8626 * config/s390/s390.md (FP_ALL): New mode iterator.
8627 (_d): New mode attribute.
8628 ("*signbit<mode>2>"): Changed mode of first operand.
8629 ("isinf<mode>2"): Changed mode of first operand.
8630 ("*TDC_insn"): Adaptation for DFP modes.
8632 2008-01-22 Ben Elliston <bje@au.ibm.com>
8634 * tree.c (check_qualified_type): Improve function description.
8636 2008-01-21 Jason Merrill <jason@redhat.com>
8639 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8640 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8643 2008-01-21 DJ Delorie <dj@redhat.com>
8645 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8648 2008-01-21 Richard Guenther <rguenther@suse.de>
8651 * tree-cfg.c (verify_expr): Allow all invariant expressions
8652 instead of just constant class ones as reference argument.
8653 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8654 like any other constant.
8655 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8657 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8659 * regmove.c (fixup_match_1): Update call crossed frequencies.
8661 2008-01-21 Richard Guenther <rguenther@suse.de>
8664 * tree-inline.c (setup_one_parameter): Deal with mismatched
8665 types using a VIEW_CONVERT_EXPR.
8667 2008-01-21 Alon Dayan <alond@il.ibm.com>
8668 Olga Golovanevsky <olga@il.ibm.com>
8670 PR tree-optimization/34701
8671 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8672 when the structure size is not a power of 2.
8674 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8676 * doc/install.texi: Add doc for --enable-checking=df.
8678 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8680 PR rtl-optimization/34808
8681 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8683 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8685 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8688 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8690 PR rtl-optimization/26854
8691 PR rtl-optimization/34400
8692 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8694 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8695 (df_rd_bb_info.expanded_lr_out): New.
8696 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8697 * loop_iv.c (iv_analysis_loop_init): Ditto.
8698 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8699 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8700 Added code to allocate, initialize or free expanded_lr_out.
8701 (df_rd_bb_local_compute_process_def): Restructured to make
8702 more understandable.
8703 (df_rd_confluence_n): Add code to do nothing with fake edges and
8704 code to no apply invalidate_by_call sets if the sets are being trimmed.
8705 (df_lr_local_finalize): Renamed to df_lr_finalize.
8706 (df_live_local_finalize): Renamed to df_live_finalize.
8708 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8711 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8712 deciding whether to use reciprocal instructions.
8714 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8716 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8717 dwarf2out_note_section_used if cold_text_section is NULL.
8719 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8721 PR gcov-profile/34610
8722 * tree-cfg.c (make_edges): Mark both outgoing edges from
8723 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8724 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8725 from OMP_FOR and OMP_CONTINUE outgoing edges.
8727 * tree-profile.c (tree_profiling): Return early if
8728 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8730 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8731 from cfun to child_cfun.
8732 * function.h (struct function): Add after_tree_profile bit.
8734 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8736 * config/avr/avr.S (_exit): Disable interrupt.
8738 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8739 Steven Bosscher <stevenb.gcc@gmail.com>
8741 PR rtl-optimization/26854
8742 PR rtl-optimization/34400
8743 * df-problems.c (df_live_scratch): New scratch bitmap.
8744 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8745 (df_live_reset): Clear the proper bitmaps.
8746 (df_live_bb_local_compute): Only process the artificial defs once
8747 since the order is not important.
8748 (df_live_init): Init the df_live sets only with the variables
8749 found live by df_lr.
8750 (df_live_transfer_function): Use the df_lr sets to prune the
8751 df_live sets as they are being computed.
8752 (df_live_free): Free df_live_scratch.
8754 2008-01-18 Ian Lance Taylor <iant@google.com>
8756 * common.opt: Add fmerge-debug-strings.
8757 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8758 flag_merge_debug_strings rather than flag_merge_constants.
8759 * doc/invoke.texi (Option Summary): Mention
8760 -fmerge-debug-strings.
8761 (Debugging Options): Document -fmerge-debug-strings.
8763 2008-01-18 Ian Lance Taylor <iant@google.com>
8766 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8767 (struct tree_function_decl): Add new field operator_new_flag.
8768 * tree-inline.c (expand_call_inline): When inlining a call to
8769 operator new, force the return value to go into a variable, and
8770 set DECL_NO_TBAA_P on that variable.
8771 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8773 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8776 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8777 DWARF2_DEBUGGING_INFO.
8778 (dwarf2out_note_section_used): Ditto. Add prototype.
8779 (have_multiple_function_sections, text_section_used,
8780 cold_text_section_used, *cold_text_sections): Move declarations
8783 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8785 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8786 field and add signal_ra.
8787 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8788 assignments to frame state pc. Move end of stack check after
8789 MD_FALLBACK_FRAME_STATE_FOR.
8790 (uw_update_context_1): Use frame state signal_regs if set, instead
8791 of checking signal_frame flag.
8792 (uw_update_context): Use frame state signal_ra if set.
8793 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8794 * config/xtensa/linux-unwind.h: New file.
8796 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8798 * modulo-sched.c (get_sched_window): Fix comment typo.
8800 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8802 PR tree-optimization/34648
8803 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8805 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8807 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8808 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8810 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8812 PR rtl-optimization/34400
8813 * df-core.c (df_worklist_dataflow_overeager,
8814 df_worklist_dataflow_doublequeue): New functions.
8815 (df_worklist_dataflow): Two different worklist solvers.
8816 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8819 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8822 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8823 and ftree-parallelize-loops.
8825 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8827 PR rtl-optimization/34826
8828 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8830 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8832 * global.c (find_reg): Mark the eh regs as used if necessary.
8833 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8834 * ra.h (struct allocno): no_eh_reg field added. Changed
8835 no_stack_reg type to bitfield.
8837 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8839 * tree.c (substitute_in_expr): Add missing 'break'.
8841 2008-01-17 Richard Guenther <rguenther@suse.de>
8843 PR tree-optimization/34825
8844 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8845 x / x as division to handle.
8847 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8849 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8850 "-pthread" is specified.
8851 * pa-hpux11.h (LIB_SPEC): Likewise.
8853 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8854 Peter Bergner <bergner@vnet.ibm.com>
8856 PR rtl-optimization/33796
8857 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8859 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8861 PR libgfortran/34699
8862 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8864 * pa-hpux10.h (LINK_SPEC): Likewise.
8865 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8867 2008-01-16 Richard Guenther <rguenther@suse.de>
8870 * fold-const.c (fold_convert_const_int_from_int): Do not
8871 set overflow if that occured only because of a sign extension
8872 change when converting from/to a sizetype with the same
8873 precision and signedness.
8875 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8878 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8879 location address to the correct place. Update copyright year.
8881 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8883 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8884 no dependences in the dependence_relations vector.
8886 2008-01-16 Jan Hubicka <jh@suse.cz>
8888 PR rtl-optimization/31396
8889 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8890 * cfg.c (dump_reg_info): Print it.
8891 * regs.h (struct reg_info_t): add freq_calls_crossed.
8892 (REG_FREQ_CALLS_CROSSED): New macro.
8893 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8894 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8895 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8896 regmove_optimize): Update call crossed frequencies.
8897 * local-alloc.c (struct qty): Add freq_calls_crossed.
8898 (alloc_qty): Copute freq_calls_crossed.
8899 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8900 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8901 * ra.h (struct allocno): Add freq_calls_crossed.
8903 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8905 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8906 libgomp when compiling with ftree-parallelize-loops.
8907 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8909 2008-01-16 Richard Guenther <rguenther@suse.de>
8911 PR tree-optimization/34769
8912 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8913 * tree.c (int_cst_value): Instead make this function more
8914 permissive in what it accepts as valid input. Document this
8915 function always sign-extends the value.
8917 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8918 Richard Guenther <rguenther@suse.de>
8921 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8922 (gimple_fold_indirect_ref_rhs): ... this.
8923 (gimple_fold_indirect_ref): New function with foldings
8924 that preserve lvalueness.
8925 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8926 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8927 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8928 to fold an INDIRECT_REF, fall back to the old use of
8929 fold_indirect_ref_1.
8931 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8933 * tree-data-ref.c (subscript_dependence_tester_1): Call
8934 free_conflict_function.
8935 (compute_self_dependence): Same.
8937 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8940 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8941 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8943 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8944 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8945 for DWARF2_UNWIND_INFO targets.
8947 2008-01-16 Richard Guenther <rguenther@suse.de>
8950 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8951 type qualifiers for function types.
8953 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8955 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8956 loop_iterator li from previous commit.
8958 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8960 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8962 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8964 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8965 (parallelize_loops): Don't parallelize irreducible components.
8967 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8970 * c-opts (c_common_post_options): Do not enable CPP
8971 flag_pedantic_errors by default.
8973 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8975 PR rtl-optimization/31944
8976 * cse.c (remove_pseudo_from_table): New function.
8977 (merge_equiv_classes): Use above function to remove pseudo-registers.
8978 (invalidate): Likewise.
8980 2008-01-13 Richard Guenther <rguenther@suse.de>
8983 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8984 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8986 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8988 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8989 validate_change to unshare the source of the PC set.
8991 2008-01-12 Jan Hubicka <jh@suse.cz>
8994 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8995 references above array bounds. This might trigger bounds checks for
8998 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9000 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9001 new_replaceable_dependencies.
9003 2008-01-12 Doug Kwan <dougkwan@google.com>
9005 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9006 instead of OPT_Wreturn_type in warning due to ignored return type
9008 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9009 options included in -Wextra.
9010 * c.opt: New option -Wignored_qualifiers.
9011 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9012 -Wignore_qualifiers.
9013 (-Wignored-qualifiers): Document.
9014 (-Wreturn-type): Remove description of functionality now handled
9015 by -Wignored-qualifiers.
9017 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9020 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9021 NOP_EXPR if it is between integral types with the same precision.
9023 2008-01-12 Jan Hubicka <jh@suse.cz>
9026 * invoke.texi (max-inline-recursive-depth): Fix default value.
9028 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9030 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9033 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9035 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9037 2008-01-11 James E. Wilson <wilson@specifix.com>
9040 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9042 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9044 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9045 save/restore frame pointer register and don't use 'call-prologues'
9046 optimization in function with "OS_task" attribute.
9048 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9051 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9052 when copying to memory.
9054 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9056 PR rtl-optimization/30905
9057 * cfgcleanup.c: Include dce.h
9058 (crossjumps_occured): New global variable.
9059 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9060 If something changed, set crossjumps_occured to true.
9061 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9062 Don't add/remove fake edges to exit here...
9063 (cleanup_cfg): ...but do it here, when crossjumping.
9064 Run a fast DCE when successful crossjumps occured in the latest
9065 iteration of try_optimize_cfg.
9067 2008-01-11 Richard Guenther <rguenther@suse.de>
9069 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9070 (struct vn_unary_op_s): Likewise.
9071 (vn_reference_insert): Free old reference on hash collision.
9073 2008-01-10 Raksit Ashok <raksit@google.com>
9075 PR rtl-optimization/27971
9076 * combine.c (find_split_point): Split PLUS expressions which are
9077 inside a MEM rtx, and whose first operand is complex.
9079 2008-01-10 DJ Delorie <dj@redhat.com>
9081 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9082 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9083 (m32c_hard_regno_ok): Call the underlying function.
9085 2008-01-10 Richard Guenther <rguenther@suse.de>
9088 * tree-cfg.c (tree_merge_blocks): Do not go through the
9089 full-blown folding and stmt updating path if we just deal
9090 with virtual operands.
9091 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9092 test for abnormal SSA_NAMEs.
9094 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9097 * reload.c (push_reload): Add assertions. All constants from
9098 reg_equiv_constant should have been used for replacing the respective
9100 (find_reloads_address): Invoke find_reloads_address_part for
9101 constant taken from the reg_equiv_constant array.
9103 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9105 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9106 field (valnum) the first in the struct. Replace bools with
9109 2008-01-10 Richard Guenther <rguenther@suse.de>
9111 PR tree-optimization/34651
9112 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9113 types and ordering for masking and converting.
9115 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9117 PR tree-optimization/34017
9118 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9119 also for PHI_NODE expressions.
9121 2008-01-09 Jan Hubicka <jh@suse.cz>
9123 PR tree-optimization/34708
9124 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9125 based on number of case labels.
9126 (init_inline_once): Remove switch_cost.
9127 * tree-inline.h (eni_weights_d): Remove switch_cost.
9129 2008-01-09 Richard Guenther <rguenther@suse.de>
9130 Andrew Pinski <andrew_pinski@playstation.sony.com>
9133 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9134 temporary if an rvalue is ok or an lvalue is not required.
9136 2008-01-09 Richard Guenther <rguenther@suse.de>
9139 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9142 2008-01-09 Richard Guenther <rguenther@suse.de>
9145 * tree.c (host_integerp): Check for sizetype only if the
9146 type is an integer type.
9148 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9151 * opts.c (decode_options): Disable inlining of functions called
9152 once if not in unit-at-a-time mode.
9154 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9156 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9158 2008-01-08 Richard Guenther <rguenther@suse.de>
9161 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9162 out early if the result will be unused.
9164 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9169 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9170 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9173 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9175 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9176 for vectorization tuned.
9178 2008-01-08 Richard Guenther <rguenther@suse.de>
9180 PR tree-optimization/34683
9181 * tree-ssa-operands.c (operand_build_cmp): Export.
9182 * tree-ssa-operands.h (operand_build_cmp): Declare.
9183 * tree-vn.c (vuses_compare): Remove.
9184 (sort_vuses): Use operand_build_cmp.
9185 (sort_vuses_heap): Likewise.
9186 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9187 to re-use old VEC if available. Do not sort already sorted VUSEs.
9188 (vdefs_to_vec): Do not sort already sorted VDEFs.
9190 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9193 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9195 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9198 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9199 limitations of reciprocal sequences on x86 targets.
9201 2008-01-08 Richard Guenther <rguenther@suse.de>
9203 PR tree-optimization/34683
9204 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9206 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9209 * config/darwin.c (darwin_mergeable_string_section): Don't use
9210 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9212 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9215 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9216 negxf2. Macroize expander using X87MODEF mode iterator. Change
9217 predicates of op0 and op1 to register_operand.
9218 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9219 expander using X87MODEF mode iterator. Change predicates of
9220 op0 and op1 to register_operand.
9221 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9222 corresponding patterns and macroize using MODEF macro. Change
9223 predicates of op0 and op1 to register_operand and remove
9224 "m" constraint. Disparage "r" alternative with "!".
9225 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9226 macroize using X87MODEF macro. Change predicates of op0 and op1
9227 to register_operand and remove "m" constraint. Disparage "r"
9228 alternative with "!".
9229 (absneg splitter with memory operands): Remove.
9230 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9231 patterns and macroize using X87MODEF mode iterator.
9232 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9233 Change predicate of op1 to register_operand.
9234 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9235 for memory operands.
9237 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9239 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9241 2008-01-07 Richard Guenther <rguenther@suse.de>
9243 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9246 2008-01-07 Richard Guenther <rguenther@suse.de>
9248 PR tree-optimization/34683
9249 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9250 VOPs of the needed size to save memory. Use VEC_quick_push
9251 to save compile-time.
9252 (vdefs_to_vec): Likewise.
9254 2008-01-07 Sa Liu <saliu@de.ibm.com>
9256 * config/spu/spu.md (divdf3): Genetate inline code for double
9257 division. The implementation doesn't handle INF or NAN, therefore it
9258 only applies when -ffinite-math-only is given.
9260 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9263 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9264 * doc/cpp.texi ([Common Predefined Macros]): Document.
9266 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9268 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9269 order to use commutative addition instead of subtraction.
9271 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9272 Mircea Namolaru <namolaru@il.ibm.com>
9273 Vladimir Yanovsky <yanov@il.ibm.com>
9274 Revital Eres <eres@il.ibm.com>
9276 PR tree-optimization/34263
9277 * tree-outof-ssa.c (process_single_block_loop_latch,
9278 contains_tree_r): New functions.
9279 (analyze_edges_for_bb): Call process_single_block_loop_latch
9280 function to empty single-basic-block latch block if possible.
9282 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9284 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9286 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9288 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9290 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9292 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9294 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9296 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9298 PR tree-optimization/34618
9299 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9302 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9305 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9306 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9307 Update copyright year.
9309 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9310 Update copyright year.
9311 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9314 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9316 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9317 edge does not point to current bb before changing need_assert.
9319 2008-01-04 Richard Guenther <rguenther@suse.de>
9322 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9323 for verifying purposes if they are is_gimple_min_invariant.
9325 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9327 PR tree-optimization/34448
9328 PR tree-optimization/34465
9329 * gimplify.c (gimplify_init_constructor): Add new parameter
9330 notify_temp_creation. Use it.
9331 (gimplify_modify_expr_rhs): Take volatiles into account when
9332 optimizing constructors.
9333 Do not optimize constructors if gimplify_init_constructor will dump to
9335 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9336 * gcc.c-torture/compile/pr34448.c: New.
9338 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9340 PR gcov-profile/34609
9341 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9342 return_slot if result is TREE_ADDRESSABLE.
9344 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9346 * config/mips/mips.md (sqrt_condition): Tweak comment.
9347 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9349 2008-01-03 Tom Tromey <tromey@redhat.com>
9352 * c-common.c (c_type_hash): Handle VLAs.
9354 2008-01-03 Jan Hubicka <jh@suse.cz>
9356 PR tree-optimization/31081
9357 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9358 0 when inlining and not inlining to first basic block.
9359 (remap_decl): When var is initialized to 0, don't set default_def.
9360 (expand_call_inline): Set entry_bb.
9361 * tree-inline.h (copy_body_data): Add entry_bb.
9363 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9366 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9369 PR tree-optimization/29484
9370 * tree-inline.c (inline_forbidden_p_2): New function.
9371 (inline_forbidden_p): Disallow inlining if some static var
9372 has an address of a local LABEL_DECL in its initializer.
9373 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9376 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9378 PR tree-optimization/34635
9379 * tree-data-ref.c (add_other_self_distances): Make sure that the
9380 evolution step is constant.
9382 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9385 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9387 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9389 * tree-sra.c (scalarize_init): Insert the generate_element_init
9390 statements after the generate_element_zero statements.
9392 2008-01-02 Richard Guenther <rguenther@suse.de>
9396 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9397 for very large number of operands instead of ICEing.
9399 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9402 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9403 while stack probing.
9405 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9407 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9410 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9413 * tree-mudflap.c (mx_register_decls): Guard warning by
9414 !DECL_ARTIFICIAL check.
9416 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9418 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9419 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9420 sse5_perm<mode>): Fix constraints.