1 2008-05-14 David S. Miller <davem@davemloft.net>
3 * config/sparc/sparc.c (sparc_profile_hook): If
4 NO_PROFILE_COUNTERS, don't generate and pass a label
6 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
11 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17 and op1 expansion before vector concat to have less live pseudos.
19 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
21 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22 ix86_expand_vector_set if supported.
24 2008-05-13 Diego Novillo <dnovillo@google.com>
25 Kenneth Zadeck <zadeck@naturalbridge.com>
27 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
29 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
30 phinodes_print_statistics, init_ssanames, fini_ssanames,
31 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
32 release_ssa_name, release_defs, replace_ssa_name_symbol,
33 ssanames_print_statistics): Move ...
34 * tree-flow.h: ... here.
35 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
36 Use FN instead of cfun.
37 (make_ssa_name_fn): Rename from make_ssa_name.
38 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
39 * tree-flow-inline.h (make_ssa_name): Move from
40 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
41 * omp-low.c (expand_omp_parallel):
42 * tree-flow-inline.h (redirect_edge_var_map_result):
43 * tree-ssa.c (init_tree_ssa): Add argument FN. Use it instead of cfun.
46 2008-05-13 Tom Tromey <tromey@redhat.com>
48 PR preprocessor/22168:
49 * doc/cpp.texi (Top): Update menu.
50 (Alternatives to Wrapper #ifndef): New node.
51 (Other Directives): Document deprecation.
52 (Obsolete Features): Remove menu.
53 (Assertions): Merge node into Obsolete Features.
54 (Obsolete once-only headers): Move earlier; rename to Alternatives
56 * doc/cppopts.texi: Update.
57 * c.opt (Wdeprecated): Enable for C and ObjC.
58 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
59 (C++ Dialect Options): Move -Wno-deprecated from here to...
60 (Warning Options): ... here.
62 2008-05-13 Richard Guenther <rguenther@suse.de>
65 * fold-const.c (fold_sign_changed_comparison): Do not allow
66 changes in pointer-ness.
68 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
71 * config/sh/sh.c (sh_expand_prologue): Don't clear
72 RTX_FRAME_RELATED_P for push insns.
74 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
76 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
78 2008-05-12 Anatoly Sokolov <aesok@post.ru>
80 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
81 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
82 Use 'machine->is_leaf' instead of 'leaf_func_p'.
84 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
86 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
87 (*vec_concatv4sf_sse): This.
88 (*sse2_concatv2si): Renamed to ...
89 (*vec_concatv2si_sse2): This.
90 (*sse1_concatv2si): Renamed to ...
91 (*vec_concatv2si_sse): This.
92 (*vec_concatv2di_rex): Renamed to ...
93 (*vec_concatv2di_rex64): This.
94 (*vec_concatv2si_sse4_1): New.
95 (*vec_concatv2di_rex64_sse4_1): Likewise.
97 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
99 PR rtl-optimization/36111
100 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
101 that was created for swappable operands.
103 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
106 * Makefile.in: Substitute GNATMAKE and GNATBIND.
107 * configure.ac: Add call to ACX_PROG_GNAT.
109 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
111 * optc-gen.awk: Fix comment typo.
113 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
115 * pretty-print.c (pp_integer_with_precision): Use
116 HOST_LONG_LONG_FORMAT.
118 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
120 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
122 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
124 * config/i386/i386.c (bdesc_ptest): Removed.
125 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
126 (bdesc_args): Add __builtin_ia32_ptestz128,
127 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
128 (ix86_init_mmx_sse_builtins): Updated.
129 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
130 (ix86_expand_builtin): Updated.
132 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
134 * tree-cfg.c (valid_fixed_convert_types_p): New function.
135 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
137 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
139 * value-prof.c (interesting_stringop_to_profile): Do not
140 return early for BUILT_IN_MEMPCPY.
142 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
144 * calls.c (expand_call): Don't use callgraph to increase
145 preferred_stack_boundary.
147 * cgraph.h (cgraph_rtl_info): Use unsigned on
148 preferred_incoming_stack_boundary.
150 * final.c (rest_of_clean_state): Use unsigned on
151 preferred_stack_boundary.
153 2008-05-09 Tom Tromey <tromey@redhat.com>
155 PR preprocessor/22231:
156 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
159 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
161 PR tree-optimization/36129
162 * tree-ssa-ccp.c: Include value-prof.h.
163 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
164 built-in function was folded to a constant.
165 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
167 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
168 Sebastian Pop <sebastian.pop@amd.com>
170 * tree-scalar-evolution.c: Document instantiate_scev.
171 (instantiate_parameters_1): Renamed instantiate_scev_1.
172 Don't use the same loop for instantiation_loop and evolution_loop.
173 (instantiate_scev): New.
174 (instantiate_parameters): Moved...
175 (resolve_mixers): Update call to instantiate_scev_1 to pass the
176 same loop twice. Maintains the semantics for this function.
177 * tree-scalar-evolution.h (instantiate_scev): Declare.
178 (instantiate_parameters): ...here. Now static inline.
179 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
180 instead of resolve_mixers.
182 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
184 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
186 2008-05-09 Tomas Bily <tbily@suse.cz>
188 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
189 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
190 * tree-ssa-structalias.c (get_constraint_for): Likewise.
191 * c-common.c (c_common_truthvalue_conversion): Likewise.
192 * tree-object-size.c (compute_object_offset): Likewise.
193 * tree-inline.c (estimate_num_insns_1): Likewise.
194 * varasm.c (const_hash_1, compare_constant, copy_constant)
195 (compute_reloc_for_constant, output_addressed_constants)
196 (initializer_constant_valid_p): Likewise.
197 * c-omp.c (check_omp_for_incr_expr): Likewise.
198 * gimplify.c (gimplify_expr): Likewise.
199 * c-typeck.c (c_finish_return): Likewise.
200 * tree-vectorizer.c (supportable_widening_operation)
201 (supportable_narrowing_operation): Likewise.
202 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
203 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
204 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
205 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
206 (descr_info_loc): Likewise.
207 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
208 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
209 (fold_unary): Likewise.
210 * builtins.c (get_pointer_alignment): Likewise.
211 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
212 (instantiate_parameters_1): Likewise.
213 * tree.c (expr_align, stabilize_reference): Likewise.
214 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
215 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
216 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
217 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
218 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
219 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
221 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
222 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
223 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
224 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
225 (forward_propagate_comparison)
226 (tree_ssa_forward_propagate_single_use_vars): Likewise.
227 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
228 * emit-rtl.c (component_ref_for_mem_expr)
229 (set_mem_attributes_minus_bitpos): Likewise.
230 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
231 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
233 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
234 (build_function_call, pointer_diff, build_compound_expr)
235 (c_finish_return): Likewise.
236 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
237 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
239 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
240 * expr.c (is_aligning_offset): Likewise.
241 * tree-ssa-alias.c (is_escape_site): Likewise.
242 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
243 (check_all_va_list_escapes): Likewise.
244 * tree-ssa-loop-ivopts.c (determine_base_object)
245 (determine_common_wider_type): Likewise.
246 * dojump.c (do_jump): Likewise.
247 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
248 * tree-gimple.c (is_gimple_cast): Likewise.
249 * fold-const.c (decode_field_reference, )
250 (fold_sign_changed_comparison, fold_unary, fold_comparison)
251 (fold_binary): Likewise.
252 * tree-ssa-alias-warnings.c (find_alias_site_helper)
253 (already_warned_in_frontend_p): Likewise.
254 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
255 * tree.c (really_constant_p, get_unwidened): Likewise.
256 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
257 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
258 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
260 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
262 (CONVERT_EXPR_P): Define.
263 (CASE_CONVERT): Define.
265 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
268 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
269 (delete_unmarked_insns): When deleting a call, call
270 delete_unreachable_blocks.
271 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
272 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
274 2008-05-08 Richard Guenther <rguenther@suse.de>
276 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
277 (-ftree-salias): Likewise.
278 (salias-max-implicit-fields): Remove param documentation.
279 (salias-max-array-elements): Likewise.
280 * tree-pass.h (pass_create_structure_vars): Remove.
281 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
282 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
283 * tree-ssa-alias.c (create_structure_vars): Remove.
284 (gate_structure_vars): Likewise.
285 (pass_create_structure_vars): Likewise.
286 (gate_build_alias): Likewise.
287 (pass_build_alias): Adjust to run always and dump the function.
288 * common.opt (ftree-salias): Hide.
289 * passes.c (init_optimization_passes): Remove
290 pass_create_structure_vars, adjust comment.
291 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
292 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
293 * opts.c (decode_options): Do not set flag_tree_salias.
294 (common_handle_option): Add OPT_ftree_salias to the backward
295 compatibility section.
297 2008-05-08 Richard Guenther <rguenther@suse.de>
299 * tree-flow-inline.h (var_can_have_subvars): Move ...
300 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
301 * tree-flow.h (var_can_have_subvars): Remove.
302 (push_fields_onto_fieldstack): Remove.
303 (sort_fieldstack): Likewise.
304 (struct fieldoff): Move ...
305 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
306 alias_set and base_for_components fields.
307 (sort_fieldstack): Make static.
308 (push_fields_onto_fieldstack): Likewise. Remove code that
309 handles anything but RECORD_TYPEs. Remove alias_set and
310 base_for_components handling.
311 (create_variable_info_for): Adjust.
313 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
315 * common.opt (Wframe-larger-than=): Shorten the help message
317 * doc/invoke.texi (Wframe-larger-than=): Add more description.
319 2008-05-08 Rafael Espindola <espindola@google.com>
321 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
323 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
324 trap and that both operands are gimple values.
325 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
326 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
329 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
331 * read-rtl.c (join_c_conditions): Return the first string if the
332 two strings are equal.
334 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
336 * gensupport.h (pred_data): Add a "num_codes" field.
337 (add_predicate_code): Declare.
338 * gensupport.c (add_predicate_code): New function.
339 (std_pred_table): Add an "allows_const_p" field.
340 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
341 Remove the (incomplete) list of such codes from the codes field.
342 (init_predicate_table): Use add_predicate_code. Add all
343 RTX_CONST_OBJs if allows_const_p is true.
344 * genrecog.c (process_define_predicate): Use add_predicate_code.
346 2008-05-08 David Daney <ddaney@avtrex.com>
347 Richard Sandiford <rsandifo@nildram.co.uk>
349 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
350 special case of constant zero operands.
351 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
352 old and new values. Special case constant zero values.
353 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
355 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
356 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
358 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
361 * simplify-rtx.c (simplify_plus_minus): Create CONST of
362 similar RTX_CONST_OBJ before CONST_INT.
364 2008-05-08 Steve Ellcey <sje@cup.hp.com>
366 * stmt.c (expand_stack_restore): Change sa mode if needed.
368 2008-05-08 Richard Guenther <rguenther@suse.de>
370 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
372 (ix86_sol10_return_in_memory): Likewise.
373 (ix86_i386elf_return_in_memory): Likewise.
374 (ix86_i386interix_return_in_memory): Likewise.
375 * config/i386/i386.c (ix86_return_in_memory): Likewise.
376 (ix86_sol10_return_in_memory): Likewise.
377 (ix86_i386elf_return_in_memory): Likewise.
378 (ix86_i386interix_return_in_memory): Likewise.
380 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
383 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
385 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
386 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
389 2008-05-08 Richard Guenther <rguenther@suse.de>
391 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
392 * tree-data-ref.h (struct dr_alias): Remove subvars field.
393 (DR_SUBVARS): Remove.
394 * tree-dfa.c (dump_subvars_for): Remove.
395 (debug_subvars_for): Likewise.
396 (dump_variable): Do not dump subvars.
397 (remove_referenced_var): Do not remove subvars.
398 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
399 (lookup_subvars_for_var): Remove.
400 (get_subvars_for_var): Likewise.
401 (get_subvars_at): Likewise.
402 (get_first_overlapping_subvar): Likewise.
403 (overlap_subvar): Likewise.
404 * tree-flow.h (subvar_t): Remove.
405 (struct var_ann_d): Remove subvars field.
406 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
407 argument. Remove special handling of SFTs.
408 (compute_tag_properties): Likewise.
409 (set_initial_properties): Likewise.
410 (compute_call_clobbered): Likewise.
411 (count_mem_refs): Likewise.
412 (compute_memory_partitions): Likewise.
413 (compute_flow_insensitive_aliasing): Likewise.
414 (setup_pointers_and_addressables): Likewise.
415 (new_type_alias): Likewise.
416 (struct used_part): Remove.
417 (used_portions): Likewise.
418 (struct used_part_map): Likewise.
419 (used_part_map_eq): Likewise.
420 (used_part_map_hash): Likewise.
421 (free_used_part_map): Likewise.
422 (up_lookup): Likewise.
423 (up_insert): Likewise.
424 (get_or_create_used_part_for): Likewise.
425 (create_sft): Likewise.
426 (create_overlap_variables_for): Likewise.
427 (find_used_portions): Likewise.
428 (create_structure_vars): Likewise.
429 * tree.def (STRUCT_FIELD_TAG): Remove.
430 * tree.h (MTAG_P): Adjust.
431 (struct tree_memory_tag): Remove base_for_components and
432 unpartitionable flags.
433 (struct tree_struct_field_tag): Remove.
434 (SFT_PARENT_VAR): Likewise.
435 (SFT_OFFSET): Likewise.
436 (SFT_SIZE): Likewise.
437 (SFT_NONADDRESSABLE_P): Likewise.
438 (SFT_ALIAS_SET): Likewise.
439 (SFT_UNPARTITIONABLE_P): Likewise.
440 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
441 (union tree_node): Remove sft field.
442 * alias.c (get_alias_set): Remove special handling of SFTs.
443 * print-tree.c (print_node): Remove handling of SFTs.
444 * tree-dump.c (dequeue_and_dump): Likewise.
445 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
446 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
447 * tree-predcom.c (set_alias_info): Do not set subvars.
448 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
449 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
450 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
451 (add_vars_for_offset): Remove.
452 (add_virtual_operand): Remove special handling of SFTs.
453 (add_call_clobber_ops): Likewise.
454 (add_call_read_ops): Likewise.
455 (get_asm_expr_operands): Likewise.
456 (get_modify_stmt_operands): Likewise.
457 (get_expr_operands): Likewise.
458 (add_to_addressable_set): Likewise.
459 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
460 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
461 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
462 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
463 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
464 (tree_node_structure): Likewise.
465 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
467 (find_what_p_points_to): Likewise.
469 2008-05-08 Sa Liu <saliu@de.ibm.com>
471 * config/spu/spu.md: Fixed subti3 pattern.
473 2008-05-08 Richard Guenther <rguenther@suse.de>
476 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
477 sure to create a representative for trailing arrays for PTA.
479 2008-05-08 Richard Guenther <rguenther@suse.de>
482 * fold-const.c (operand_equal_p): Two objects which types
483 differ in pointerness are not equal.
485 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
487 * calls.c (compute_argument_block_size): Add argument tree fndecl.
488 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
489 (emit_library_call_value_1): Add new variable fndecl initialized by
490 NULL_TREE. It should be the decl type of orgfun, but this information
491 seems not to be available here, so it uses the default calling abi.
492 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
493 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
494 by TARGET_RETURN_IN_MEMORY.
495 * config/i386/i386-interix.h: Likewise.
496 * config/i386/i386.h: Likewise.
497 * config/i386/i386elf.h: Likewise.
498 * config/i386/ptx4-i.h: Likewise.
499 * config/i386/sol2-10.h: Likewise.
500 * config/i386/sysv4.h: Likewise.
501 * config/i386/vx-common.h: Likewise.
502 * config/cris/cris.h: Removed #if 0 clause.
503 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
504 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
506 (ix86_sol10_return_in_memory): Likewise.
507 (ix86_i386elf_return_in_memory): New.
508 (ix86_i386interix_return_in_memory): New.
509 * config/mt/mt-protos.h (mt_return_in_memory): New.
510 * config/mt/mt.c: Likewise.
511 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
512 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
513 * config/bfin/bfin.h: Likewise.
514 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
516 * config/bfin/bfin.c: Likewise.
517 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
518 * config/alpha/unicosmk.h: Likewise.
519 * config/i386/cygming.h: Likewise.
520 * config/iq2000/iq2000.h: Likewise.
521 * config/mips/mips.h: Likewise.
522 * config/mn10300/mn10300.h: Likewise.
523 * config/rs6000/rs6000.h: Likewise.
524 * config/score/score.h: Likewise.
525 * config/spu/spu.h: Likewise.
526 * config/v850/v850.h: Likewise.
527 * defaults.h: Likewise.
528 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
529 * expr.c (emit_block_move): Adjust use of
530 OUTGOING_REG_PARM_STACK_SPACE.
531 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
532 OUTGOING_REG_PARM_STACK_SPACE.
533 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
535 2008-05-08 Jakub Jelinek <jakub@redhat.com>
537 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
538 on OMP_RETURN for OMP_FOR.
541 * dwarf2out.c (dw_expand_expr, common_check): Removed.
542 (fortran_common): New function.
543 (gen_variable_die): Call fortran_common instead of common_check,
544 adjust for it returning tree instead of rtx. Formatting.
546 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
550 * see.c (see_copy_insn): Copy new pure const attributes for new call.
551 * c-decl.c (merge_decls): Ditto.
552 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
553 to RTL_CONST_OR_PURE_CALL_P.
554 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
555 Initialized DECL_LOOPING_CONST_PURE.
556 (process_call_operands): Set tree_side_effects properly.
557 * tree.h (TREE_READONLY_DECL_P): Removed.
558 (DECL_IS_PURE): Renamed to DECL_PURE_P.
559 (DECL_LOOPING_OR_CONST_P): New macro.
560 (struct tree_function_decl): Added looping_const_or_pure_p.
562 (ECF_LOOPING_OR_CONST_P): New macro.
563 * rtlanal.c (pure_const_p): Removed.
564 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
565 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
567 * ipa-pure-const.c (pure_const_state_e): Added looping field.
568 (check_decl, check_tree, check_call, scan_function): Initialize
570 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
571 (static_execute): Set looping true for recursive functions.
572 Undo setting state to IPA_NEITHER for recursive functions.
574 * ifcvt.c (noce_can_store_speculate_p): Changed
575 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
576 RTL_CONST_OR_PURE_CALL_P.
577 * dse.c (scan_insn): Ditto.
578 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
579 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
580 RTL_CONST_OR_PURE_CALL_P.
581 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
582 pure_call_p to RTL_CONST_CALL_P.
583 * gimplify.c (gimplify_call_expr): Clear side effects for
584 non-looping pure and constant calls.
585 * calls.c (emit_call_1): Set rtl flags from ecf flags.
586 (flags_from_decl_or_type): Set ecf flags from decl flags.
587 (initialize_argument_information): Turn off
588 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
589 Change const to pure if callee_copies is true rather than just
591 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
592 way of marking pure calls.
593 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
594 Remove hack that was supposed to fix pr7335 and remove old
595 way of marking pure calls.
596 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
597 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
598 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
599 RTL_CONST_OR_PURE_CALL_P.
600 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
601 * loop-invariant.c (find_exits, find_invariant_bb): Changed
602 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
603 * sched-deps.c (schedule_analyze): Ditto.
604 * rtl.h (struct rtx_def): Use call field, unchanging field, and
605 return_val field of calls to represent pure and const function info.
606 (CONST_OR_PURE_CALL_P): Deleted macro.
607 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
608 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
609 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
611 * tree-optimize.c (execute_fixup_cfg): Added test for
612 ECF_LOOPING_CONST_OR_PURE.
613 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
615 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
616 effects for looping pure or const calls.
617 (verify_gimple_expr): Added verification code.
618 * config/alpha/alpha.c (alpha_legitimize_address,
619 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
621 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
622 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
623 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
624 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
625 RTL_CONST_OR_PURE_CALL_P.
626 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
627 and const calls to be deleted.
629 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
632 * config/i386/mmx.md (mmx_subv2sf3): New expander.
633 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
634 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
635 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
636 to handle nonimmediate operands.
637 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
638 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
639 to handle nonimmediate operands.
640 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
641 (mmx_pmulhrwv4hi3): New expander. Use
642 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
643 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
644 (sse2_umulv1siv1di3): New expander. Use
645 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
646 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
647 (mmx_eq<mode>3): New expander. Use
648 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
649 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
650 (mmx_uavgv8qi3): New expander. Use
651 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
652 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
653 (mmx_uavgv4hi3): New expander. Use
654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
657 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
658 to handle nonimmediate operands.
659 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
660 to handle nonimmediate operands.
661 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
662 to handle nonimmediate operands.
663 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
664 to handle nonimmediate operands.
665 (sse2_unpckhpd_exp): New expander. Use
666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
667 (sse2_unpcklpd_exp): New expander. Use
668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
669 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
670 to handle nonimmediate operands.
671 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
672 to handle nonimmediate operands.
673 (*sse2_<plusminus_insn><mode>3): Rename from
674 sse2_<plusminus_insn><mode>3 insn pattern.
675 (sse2_<plusminus_insn><mode>3): New expander. Use
676 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
677 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
678 (sse2_umulv2siv2di3): New expander. Use
679 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
680 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
681 (sse4_1_mulv2siv2di3): New expander. Use
682 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
683 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
684 (sse2_pmaddwd): New expander. Use
685 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
686 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
687 (sse2_eq<mode>3): New expander. Use
688 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
689 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
690 (sse4_1_eqv2di3): New expander. Use
691 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
692 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
693 (sse2_uavgv16qi3): New expander. Use
694 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
695 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
696 (sse2_uavgv16qi3): New expander. Use
697 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
698 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
699 (sse2_uavgv8hi3): New expander. Use
700 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
701 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
702 (ssse3_pmulhrswv8hi3): New expander. Use
703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
704 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
705 (ssse3_pmulhrswv4hi3): New expander. Use
706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
708 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
709 (<sse>_vmmul<mode>3): Ditto.
710 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
712 (ssse3_pmaddubsw128): Use register_operand for operand 1.
713 (ssse3_pmaddubsw): Ditto.
715 * config/i386/i386.c (struct_builtin_description)
716 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
717 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
718 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
719 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
720 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
721 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
722 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
723 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
724 (ix86_fixup_binary_operands): Assert that src1
725 and src2 must have the same mode when swapped.
726 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
727 and ix86_binary_operator_ok. Do not force operands in registers
730 2008-05-07 Jan Hubicka <jh@suse.cz>
732 * cgraph.c (dump_cgraph_node): Update.
733 * cgraph.h (cgraph_local_info): Break out inline summary.
734 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
736 * ipa-inline (inline_summary): New accestor function.
737 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
738 cgraph_decide_inlining, compute_inline_parameters): Update.
739 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
741 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
743 Cleanup ColdFire scheduling support and add V4 pipeline model.
745 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
746 (define_attr cpu): Add cfv4 value.
747 (define_attr type, define_attr type1): Merge into a single 'type'
748 attribute. Update all uses.
749 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
750 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
752 (define_attr opx_mem, define_attr opy_mem): Remove.
753 (define_attr op_mem): Clean up, update comment.
754 (define_attr size): Use specific values instead of general int.
755 (define_attr guess, define_attr split): Remove. Update all uses.
756 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
757 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
758 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
759 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
760 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
761 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
762 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
763 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
764 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
765 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
766 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
767 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
768 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
769 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
770 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
771 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
772 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
773 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
774 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
775 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
776 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
777 Update or set attributes.
778 (stack_tie): New fake instruction.
780 * config/m68k/m68k.h (TUNE_CFV4): New macro.
781 (m68k_sched_attr_size): Update declaration.
782 (m68k_sched_attr_type2): Remove.
783 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
784 Declare new bypass predicates.
786 * config/m68k/m68k.c (m68k_sched_issue_rate,
787 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
789 (TARGET_SCHED_ISSUE_RATE,
790 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
791 (override_options): Handle scheduling for ColdFire V4 core.
792 (m68k_expand_prologue): Emit stack_tie.
793 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
794 'OP_TYPE_FPN'. Update all uses.
795 (sched_guess_p): Remove.
796 (sched_address_type): Handle symbolic addresses.
797 (sched_get_operand): New static function.
798 (sched_operand_type): Merge into sched_attr_op_type.
799 (sched_attr_op_type): Handle FP registers, handle quick constants,
801 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
802 (m68k_sched_attr_size): Update. Move logic to ...
803 (sched_get_attr_size_int): New static function.
804 (sched_get_opxy_mem_type): New static function.
805 (m68k_sched_attr_op_mem): Update.
806 (m68k_sched_attr_type2): Remove.
807 (sched_cfv4_bypass_data): New static variable.
808 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
809 (m68k_sched_issue_rate): Implement scheduler hook.
810 (struct _sched_ib: enabled_p): New field.
811 (m68k_sched_variable_issue): Update. Handle V4.
812 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
813 sched_dump_class_func_t, sched_dump_split_class,
814 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
815 sched_dump_dfa_class, m68k_sched_dump): Remove.
816 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
818 (m68k_sched_init_global): Remove statisctics dumping, introduce
819 sanity check that all instructions have pipeline reservations. Handle
821 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
822 Handle ColdFire V4 core.
823 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
824 New static functions.
825 (m68k_sched_address_bypass_p): New bypass predicate.
826 (sched_get_indexed_address_scale): New static function.
827 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
829 * cf.md: Update comments.
830 (define_attr type2): Remove. Use 'type' attribute instead.
832 (cf_ib): Rename to cfv123_ib. Update all uses.
833 (cf_oep): Rename to cfv123_oep. Update all uses.
834 (cf_chr): Rename to cfv123_chr. Update all uses.
835 (cf_mem): Rename to cfv123_mem. Update all uses.
836 (cf_mac): Move to more appropriate place.
837 (cfv123_guess): New automaton and cpu_unit.
838 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
839 Update uses of 'size' attribute. Handle before reload scheduling.
840 (cfv123_guess): New dummy reservation for unhandled instructions.
841 (cfv4_*): Pipeline description of ColdFire V4 core.
842 (ignore): New reservation to handle 'ignore' type.
844 2008-05-07 Ian Lance Taylor <iant@google.com>
847 * gimplify.c (find_single_pointer_decl_1): Don't look through
849 (find_single_pointer_decl): Adjust comments.
851 2008-05-07 Jakub Jelinek <jakub@redhat.com>
854 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
855 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
858 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
859 integral type rather than floating point, then VIEW_CONVERT_EXPR
860 to the floating point type.
862 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
864 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
865 TFmode op0 to register.
867 2008-05-07 Alan Modra <amodra@bigpond.net.au>
869 * c-decl.c (grokdeclarator): Comment typo.
871 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
873 * tree-flow.h: Remove prototype for computed_goto_p.
874 * tree-cfg.c (computed_goto_p): Make static.
876 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
879 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
880 (contains_aligned_value_p): This. Handle _Decimal128.
881 (ix86_function_arg_boundary): Only align _Decimal128 to its
882 natural boundary and handle it properly.
884 2008-05-06 Martin Jambor <mjambor@suse.cz>
886 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
887 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
888 (ipcp_method_set_orig_node): Removed.
889 (ipcp_cval_get_cvalue_type): Removed.
890 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
891 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
892 (ipcp_cval_set_cvalue_type): Removed.
893 (ipcp_cval_get_cvalue): Removed.
894 (ipcp_cval_set_cvalue): Removed.
895 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
896 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
897 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
898 (ipcp_cval_meet): Renamed to ipa_lattice_meet
899 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
900 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
901 (ipcp_get_ith_lattice): Changed parameters.
902 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
903 (ipcp_lattice_from_jfunc): Changed parameters.
904 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
905 (ipcp_method_cval_print): Added temporary variable info.
906 (ipcp_redirect): Removed already unused local variable caller.
907 (ipcp_redirect): New temporary variable orig_callee_info
908 (ipcp_redirect): Removed newly unused local variable callee.
909 (ipcp_redirect): Removed (a bit confusing) local variable type.
910 (ipcp_insert_stage): Added local variable info.
911 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
913 (ipcp_formal_create): Removed.
914 (ipcp_method_cval_set): Removed.
915 (ipcp_propagate_stage): Renamed lattice variables.
916 (ipcp_method_cval_set_cvalue_type): Removed.
917 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
918 (ipcp_print_all_lattices): Changed printed strings to refer to
919 lattices rather than cvals.
920 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
921 (ipcp_propagate_const): Changed formal parameters.
922 (build_const_val): Changed formal parameters.
923 (ipcp_insert_stage): Removed useless variable cvalue
924 (build_const_val): Changed formal parameters.
925 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
926 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
927 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
928 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
929 (ipcp_print_func_profile_counts): Changed string from "method" to
931 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
932 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
933 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
934 (ipcp_structures_print): Renamed to ipcp_print_all_structures
935 (ipcp_profile_print): Renamed to ipcp_print_profile_data
936 (ipcp_lat_is_const): Changed parameters and made inline.
937 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
938 (ipcp_redirect): Renamed to ipcp_need_redirect_p
939 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
940 the predicate condition directly
941 (ipcp_propagate_stage): Added local variable args. Removed local
942 variable callee. (Both are mere code simplifications.)
943 (ipcp_method_dont_insert_const): Renamed to
944 ipcp_node_not_modifiable_p.
945 (ipcp_node_not_modifiable_p): Made inline.
946 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
947 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
948 (ipcp_print_all_lattices): Removed variable cvalue
949 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
952 2008-05-06 Olivier Hainque <hainque@adacore.com>
954 * tree-sra.c (try_instantiate_multiple_fields): Early return
955 if field has POINTER_TYPE.
957 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
959 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
960 by using 'q' specifier for instruction.
961 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
963 2008-05-06 Anatoly Sokolov <aesok@post.ru>
965 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
966 Change mode of zero_extract from QImode to HImode.
967 (sign bit tests peepholes): (Ditto.).
969 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
971 * config/i386/mmx.md: Remove double backslashes from asm templates.
972 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
973 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
974 to handle nonimmediate operands.
975 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
976 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
977 to handle nonimmediate operands.
978 (*mmx_<code>v2sf3_finite): New insn pattern.
979 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
980 (mmx_<code>v2sf3): New expander. Use
981 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
982 (mmx_<plusminus_insn><mode>3): New expander. Use
983 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
984 (*mmx_<plusminus_insn><mode>3): New insn pattern.
985 (mmx_add<mode>3): Removed.
986 (mmx_ssadd<mode>3): Ditto.
987 (mmx_usadd<mode>3): Ditto.
988 (mmx_sub<mode>3): Ditto.
989 (mmx_sssub<mode>3): Ditto.
990 (mmx_ussub<mode>3): Ditto.
991 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
992 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
993 to handle nonimmediate operands.
994 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
996 (mmx_smulv4hi3_highpart): New expander. Use
997 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
998 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1000 (mmx_umulv4hi3_highpart): New expander. Use
1001 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1002 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1003 (mmx_<code>v4hi3): New expander. Use
1004 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1005 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1006 (mmx_<code>v8qi3): New expander. Use
1007 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1008 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1009 (mmx_<code><mode>3): New expander. Use
1010 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1012 2008-05-05 Jan Hubicka <jh@suse.cz>
1014 PR tree-optimization/36118
1015 * passes.c (pass_init_dump_file): Fix dump header.
1017 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1020 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1021 VCE for function decls.
1023 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1025 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1027 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1029 * config/i386/i386.md (sat_plusminus): New.
1030 (plusminus_insn): Likewise.
1031 (plusminus_mnemonic): Likewise.
1033 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1034 (*<addsub><mode>3_cc_overflow): Renamed to ...
1035 (*<plusminus_insn><mode>3_cc_overflow): This.
1036 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1037 (*<plusminus_insn>si3_zext_cc_overflow): This.
1039 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1040 (<plusminus_insn><mode>3): This.
1041 (*<addsub><mode>3): Renamed to ...
1042 (*<plusminus_insn><mode>3): This.
1043 (<sse>_vm<addsub><mode>3): Renamed to ...
1044 (<sse>_vm<plusminus_insn><mode>3): This.
1045 (sse3_h<addsub>v4sf3): Renamed to ...
1046 (sse3_h<plusminus_insn>v4sf3): This.
1047 (sse3_h<addsub>v2df3): Renamed to ...
1048 (sse3_h<plusminus_insn>v2df3): This.
1049 (<plusminus_insn><mode>3): New.
1050 (*<plusminus_insn><mode>3): Likewise.
1051 (sse2_<plusminus_insn><mode>3): Likewise.
1052 (add<mode>): Removed.
1053 (*add<mode>3): Likewise.
1054 (sse2_ssadd<mode>3): Likewise.
1055 (sse2_usadd<mode>3): Likewise.
1056 (sub<mode>3): Likewise.
1057 (*sub<mode>3): Likewise.
1058 (sse2_sssub<mode>3): Likewise.
1059 (sse2_ussub<mode>3): Likewise.
1061 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1063 * gthr-single.h: Add in required interface elements as per gthr.h.
1064 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1065 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1066 Generalize UNUSED macro.
1067 (__gthread_once): Add.
1068 (__gthread_key_create): Add.
1069 (__gthread_key_delete): Add.
1070 (__gthread_getspecific): Add.
1071 (__gthread_setspecific): Add.
1073 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1075 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1076 the same size types for the indirect reference on the rhs, then
1079 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1081 * config/i386/i386.md
1082 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1083 one insn template instead of template series.
1084 (*xordi_1_rex64): Ditto.
1085 (*xordi_2_rex64): Ditto.
1087 2008-05-05 Ira Rosen <irar@il.ibm.com>
1089 PR tree-optimization/36119
1090 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1093 2008-06-04 Jan Hubicka <jh@suse.cz>
1095 tree-optimization/36100
1096 * tree-pass.h (pass_O0_always_inline): Declare.
1097 * ipa-inline.c (inline_transform): Remove dead code.
1098 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1099 pass_O0_always_inline): New.
1100 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1102 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1104 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1105 mnemonic in this_param move for TARGET_64BIT.
1107 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1109 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1110 (*strmovsi_rex_1): Ditto.
1111 (*strsetsi_1): Ditto.
1112 (*strsetsi_rex_1): Ditto.
1114 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1115 adddicc expanders using SWI mode iterator.
1117 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1120 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1123 2008-05-04 David S. Miller <davem@davemloft.net>
1125 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1126 (sparc*-*-linux*): Use linux.h in tm_file.
1127 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1128 compiler defaulting to 32-bit.
1129 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1131 * config/sparc/linux.h: Remove definitions now obtained
1132 properly from linux.h
1133 * config/sparc/linux64.h: Likewise.
1134 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1135 don't want this setting for 32-bit builds in a biarch compiler.
1136 * doc/install.texi: Add sparc-linux to list of targets
1137 supporting --enable-targets=all.
1139 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1141 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1143 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1145 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1146 after V4SI_FTYPE_V8HI.
1147 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1148 case V4SI_FTYPE_V2DF.
1150 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1152 * doc/invoke.texi (max-flow-memory-locations): Removed.
1153 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1155 2008-05-03 Richard Guenther <rguenther@suse.de>
1158 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1160 2008-05-02 David S. Miller <davem@davemloft.net>
1162 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1164 2008-05-02 Simon Baldwin <simonb@google.com>
1167 * c-common.h (warn_array_subscript_range): Removed.
1168 * c-common.c (warn_array_subscript_range): Ditto.
1169 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1170 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1172 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1174 * config/i386/i386.c (ix86_special_builtin_type): New.
1175 (bdesc_special_args): Likewise.
1176 (ix86_expand_special_args_builtin): Likewise.
1177 (ix86_init_mmx_sse_builtins): Updated.
1178 (ix86_expand_builtin): Updated.
1179 (ix86_expand_store_builtin): Removed.
1180 (ix86_expand_unop_builtin): Likewise.
1182 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1183 * config/i386/mmintrin.h (__v2sf): Here.
1185 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1187 (_mm_loadl_pi): Likewise.
1188 (_mm_storeh_pi): Replace __v2si with __v2sf.
1189 (_mm_storel_pi): Likewise.
1191 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1192 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1193 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1194 __builtin_ia32_loadlpd.
1196 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1198 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1199 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1200 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1201 (ix86_init_mmx_sse_builtins): Updated.
1202 (ix86_expand_args_builtin): Likewise.
1203 (ix86_expand_builtin): Likewise.
1204 (ix86_expand_unop1_builtin): Renamed to ...
1205 (ix86_expand_unop_vec_merge_builtin): This.
1207 2008-05-01 Jan Hubicka <jh@suse.cz>
1210 * ipa-inline.c (inline_generate_summary): Make static.
1211 (inline_transform): Do not call inlining at -O0; make static.
1212 * passes.c (execute_todo): Add sanity check.
1213 (execute_one_ipa_transform_pass): Execute proper flags.
1215 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1217 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1218 (DECL_NONADDRESSABLE_P): Likewise.
1219 * alias.c (record_component_aliases): Fix comment.
1221 2008-05-01 Simon Baldwin <simonb@google.com>
1223 * c-common.h (warn_array_subscript_range): New function.
1224 * c-common.c (warn_array_subscript_range): Ditto.
1225 * tree-vrp.c (check_array_ref): Corrected code to agree with
1226 comment, ignoring only arrays of size 0 or size 1.
1227 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1229 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1231 * config/i386/i386.c (ix86_builtin_type): Replace
1232 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1233 (bdesc_args): Updated.
1234 (ix86_init_mmx_sse_builtins): Likewise.
1235 (ix86_expand_args_builtin): Likewise.
1237 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1240 * doc/extend.texi: Correct __builtin_ia32_palignr.
1242 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1245 * config/i386/i386.c (bdesc_crc32): Removed.
1246 (ix86_expand_crc32): Likewise.
1247 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1248 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1249 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1250 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1251 UINT_FTYPE_UINT_UCHAR.
1252 (bdesc_args): Updated. Add crc32 builtins.
1253 (ix86_init_mmx_sse_builtins): Updated.
1254 (ix86_expand_args_builtin): Updated to support subreg.
1256 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1258 2008-05-01 Jan Hubicka <jh@suse.cz>
1260 * tree-pass.h (opt_pass): Add IPA_PASS.
1261 (varpool_node, cgraph_node): Forward declare.
1262 (ipa_opt_pass): Define.
1263 (pass_ipa_inline): Turn into ipa_opt_pass.
1264 (pass_apply_inline): Remove.
1265 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1266 (apply_inline): Turn into ....
1267 (inline_transform): ... this one.
1268 (inline_generate_summary): New function.
1269 (pass_apply_inline): Remove.
1270 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1272 (struct function): Add ipa_transforms_to_apply.
1273 * passes.c (register_one_dump_file): Work on IPA_PASS.
1274 (init_optimization_passes): Remove pass_inline_parameters and
1276 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1277 (execute_one_pass) ... here; apply transforms when possible.
1278 (add_ipa_transform_pass, execute_ipa_summary_asses,
1279 execute_one_ipa_transform_pass): New.
1280 (execute_ipa_pass_list): Update for IPA_PASS type.
1282 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1284 * config/i386/i386.c (ix86_builtin_type): Add
1285 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1286 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1287 (bdesc_args): Add SSE4a builtins.
1288 (ix86_init_mmx_sse_builtins): Updated.
1289 (ix86_expand_args_builtin): Likewise.
1290 (ix86_expand_builtin): Likewise.
1292 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1294 * config/i386/i386.c (ix86_builtin_type): Add
1295 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1296 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1297 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1298 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1299 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1300 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1301 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1302 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1303 and DI_FTYPE_DI_DI_INT.
1304 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1305 (ix86_init_mmx_sse_builtins): Updated.
1306 (ix86_expand_args_builtin): Likewise.
1307 (ix86_expand_builtin): Likewise.
1308 (ix86_expand_binop_imm_builtin): Removed.
1310 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1312 2008-04-30 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/32921
1315 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1317 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1319 * config/arm/arm.c (arm_unwind_emit): Use
1320 crtl->all_throwers_are_sibcalls instead of
1321 cfun->all_throwers_are_sibcalls.
1322 (arm_output_fn_unwind): Likewise.
1323 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1324 instead of cfun->uses_pic_offset_table.
1325 (frv_expand_prologue): Likewise.
1326 (frv_frame_pointer_required): Likewise.
1327 (frv_expand_fdpic_call): Likewise.
1328 (frv_emit_movsi): Likewise.
1329 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1330 cfun->returns_pcc_struct instead of
1331 current_function_returns_pcc_struct.
1332 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1333 instead of cfun->calls_eh_return.
1334 (m32c_pushm_popm): Likewise.
1335 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1336 "extern" declaration.
1338 2008-04-30 Richard Guenther <rguenther@suse.de>
1340 PR tree-optimization/21636
1341 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1343 (evaluate_stmt): Print the likely value.
1344 (ccp_visit_stmt): Avoid excessive vertical spacing.
1346 2008-04-30 Rafael Espindola <espindola@google.com>
1348 * builtins.c (fold_call_expr): Return realret.
1349 * tree-ssa-threadedge.c
1350 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1351 __builtin_object_size.
1353 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1355 * gcc.c (wrapper_string): New variable.
1356 (insert_wrapper): New function.
1357 (execute): New option -wrapper.
1358 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1360 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1362 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1363 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1364 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1366 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1367 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1368 config/rs6000/e500crtres64gprctr.asm,
1369 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1370 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1371 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1372 config/rs6000/e500crtsav64gprctr.asm,
1373 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1374 config/rs6000/e500crtsavg64gprctr.asm: New files.
1375 * config/rs6000/t-ppccomm: Add build rules for new files.
1376 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1377 * config/rs6000/t-netbsd: Add build rules for new files.
1378 (LIB2FUNCS_STATIC_EXTRA): New variable.
1379 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1380 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1381 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1383 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1385 * config/i386/i386.c (ix86_builtin_type): Add
1386 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1387 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1388 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1389 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1390 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1391 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1392 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1393 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1394 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1395 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1396 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1397 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1398 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1399 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1400 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1401 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1402 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1403 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1404 V1DI_FTYPE_V2SI_V2SI.
1405 (bdesc_2arg): Moved to ...
1407 (ix86_init_mmx_sse_builtins): Updated.
1408 (ix86_expand_args_builtin): Updated. Take a pointer
1409 to const struct builtin_description. Handle comparison
1411 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1412 (ix86_expand_builtin): Updated.
1414 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1415 (ssse3_pmaddubsw128): This.
1416 (ssse3_pmaddubswv4hi3): Renamed to ...
1417 (ssse3_pmaddubsw): This.
1419 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1420 (__builtin_ia32_packssdw128): Likewise.
1421 (__builtin_ia32_packuswb128): Likewise.
1422 (__builtin_ia32_pmaddubsw): Likewise.
1423 (__builtin_ia32_pmaddubsw128): Likewise.
1425 2008-04-30 Richard Guenther <rguenther@suse.de>
1427 PR tree-optimization/14847
1428 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1429 (recognize_bits_test): Use it.
1430 (recognize_single_bit_test): Likewise.
1432 2008-04-30 Martin Jambor <mjambor@suse.cz>
1434 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1435 instead of setting number of formal parameters to zero.
1436 (ipcp_init_stage): Do not set the number of actual parameters to zero
1438 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1439 which are called with variable number of arguments.
1440 (ipcp_insert_stage): Explicitely skipping all nodes which are
1441 called with variable number of arguments.
1442 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1443 number of parameters.
1445 * ipa-prop.h (struct ipa_node_params): Added flag
1446 called_with_var_arguments
1447 (ipa_set_param_count): Added. Changed sole setter to use it.
1448 (ipa_get_param_count): Added. All readers of param_count
1449 converted to use it instead.
1450 (ipa_set_called_with_variable_arg): Added.
1451 (ipa_is_called_with_var_arguments): Added.
1452 (ipa_get_ith_param): Added. All readers of param_decls converted
1454 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1456 (ipa_get_cs_argument_count): Added, all readers of argument_count
1458 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1461 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1462 (struct ipcp_lattice): Renamed cval_type to type
1463 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1465 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1466 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1467 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1468 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1469 (build_const_val): Changed the type of parameter cvalue to tree
1470 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1471 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1473 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1476 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1477 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1478 (ipa_add_method): Renamed to ipa_push_func_to_list
1479 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1480 (ipa_callsite_param_count): Removed.
1481 (ipa_callsite_param_count_set): Removed.
1482 (ipa_callsite_param): Removed.
1483 (ipa_callsite_callee): Removed.
1484 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1485 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1486 (ipa_method_formal_count): Removed.
1487 (ipa_method_formal_count_set): Removed.
1488 (ipa_method_get_tree): Removed.
1489 (ipa_method_tree_map_create): Removed.
1490 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1491 (ipa_create_param_decls_array): Creates the array itself
1492 (ipa_create_param_decls_array): Temporary variable info instead of
1494 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1495 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1496 (get_type): Removed.
1497 (ipa_jf_get_info_type): Removed.
1498 (ipa_node_create): Renamed to ipa_create_node_params
1499 (ipa_free): Renamed to ipa_free_all_node_params
1500 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1501 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1502 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1503 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1504 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1505 ipa_free_all_edge_args
1506 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1507 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1508 (ipa_create_methodlist_node): Removed.
1509 (ipa_methodlist_method): Removed.
1510 (ipa_methodlist_method_set): Removed.
1511 (ipa_methodlist_next_method): Removed.
1512 (ipa_methodlist_next_method_set): Removed.
1513 (ipa_method_is_modified): Removed.
1514 (ipa_method_modify_create): Removed.
1515 (ipa_method_modify_init): Temporary variable info instead of a few
1517 (ipa_detect_param_modifications): Temporary variable info instead of
1519 (ipa_compute_jump_functions): Temporary variable info instead of
1521 (ipa_method_modify_set): Removed.
1522 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1523 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1524 than craph_node as the first parameter.
1525 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1526 (ipa_method_modify_init): Removed.
1527 (ipa_compute_jump_functions): Added a temp variable instead of
1528 repeatadly dereferencing the cgraph_edge.aux pointer
1529 (ipa_callsite_param_set_type): Removed.
1530 (ipa_compute_jump_functions): i renamed to index and moved to
1532 (ipa_callsite_param_set_info_type_formal): Removed.
1533 (ipa_callsite_param_set_info_type): Removed.
1534 (ipa_callsite_param_map_create): Removed.
1535 (ipa_callsite_tree): Removed.
1536 (ipa_callsite_caller): Removed.
1537 (ipa_pop_func_from_list): return_method removed to return_func
1539 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1540 prefixed all values with IPA_. Changed all users.
1541 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1542 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1543 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1544 (union parameter_info): Renamed to jump_func_value.
1545 (union jump_func_value): Renamed value to constant
1546 (struct ipa_jump_func): Renamed info_type to value
1547 (struct ipa_node): Renamed to ipa_node_params
1548 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1549 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1550 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1551 (struct ipa_edge): Renamed to ipa_edge_args
1552 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1553 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1554 (struct ipa_methodlist): Renamed to ipa_func_list
1555 (struct ipa_func_list): method_p renamed to node, next_method
1557 (ipa_methodlist_p): Removed, switched all users to struct pointer
1558 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1560 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1562 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1563 (rs6000_emit_epilogue): Use backchain to restore only when we
1564 have a large frame. Make use of frame pointer to restore if we
1565 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1567 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1569 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1570 Add mode to zero_extract.
1571 (sign bit tests peepholes): (Ditto.).
1573 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1575 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1576 Instructions in comments with SSE3.
1577 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1578 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1579 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1580 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1581 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1582 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1583 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1584 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1585 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1586 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1587 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1588 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1589 (bdesc_sse_args): Renamed to ...
1590 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1591 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1592 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1594 (bdesc_1arg): Moved to ...
1596 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1597 Instructions in comments with SSE3.
1598 (ix86_expand_sse_operands_builtin): Renamed to ...
1599 (ix86_expand_args_builtin): This. Updated.
1600 (ix86_expand_unop1_builtin): Update comments.
1601 (ix86_expand_builtin): Updated.
1603 2008-04-29 Richard Guenther <rguenther@suse.de>
1605 PR tree-optimization/36078
1606 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1607 Update virtual SSA form after cleaning up the CFG.
1609 2008-04-29 Richard Guenther <rguenther@suse.de>
1612 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1614 2008-04-29 Richard Guenther <rguenther@suse.de>
1616 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1617 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1618 (compute_flow_insensitive_aliasing): Do not treat
1619 PTR_IS_REF_ALL pointers special.
1620 (get_smt_for): Likewise.
1621 (may_alias_p): Re-structure.
1622 (is_escape_site): A ref-all pointer conversion is not an escape site.
1623 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1624 PTR_IS_REF_ALL pointers special.
1625 * tree-ssa-structalias.h (struct alias_info): Remove
1626 ref_all_symbol_mem_tag field.
1627 (PTR_IS_REF_ALL): Remove.
1629 2008-04-29 Richard Guenther <rguenther@suse.de>
1632 * fold-const.c (extract_muldiv_1): In combining division constants
1633 make sure to never overflow.
1635 2008-04-29 Nick Clifton <nickc@redhat.com>
1637 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1639 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1642 * optc-gen.awk: Work around HP-UX/IA awk bug.
1644 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1646 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1649 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1652 * config/i386/i386.md
1653 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1654 Change operand 1 predicate to nonimmediate_operand.
1656 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1659 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1661 * gengtype.c (walk_type, write_func_for_structure): Handle
1663 * doc/gty.texi: Document chain_circular.
1665 2008-04-28 Richard Guenther <rguenther@suse.de>
1667 PR tree-optimization/36066
1668 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1671 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1674 * config/i386/i386.md
1675 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1676 Use match_scratch instead of match_operand for operands 3 and 4.
1678 2008-04-27 Richard Guenther <rguenther@suse.de>
1680 PR tree-optimization/18754
1681 PR tree-optimization/34223
1682 * tree-pass.h (pass_complete_unrolli): Declare.
1683 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1684 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1685 Rewrite loop into loop closed SSA form if it is not already.
1686 (tree_unroll_loops_completely): Re-structure to iterate over
1687 innermost loops with intermediate CFG cleanups.
1688 Unroll outermost loops only if requested or the code does not grow
1690 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1691 loops are available.
1692 (tree_vectorize): Instead do so here.
1693 (tree_complete_unroll): Also unroll outermost loops.
1694 (tree_complete_unroll_inner): New function.
1695 (gate_tree_complete_unroll_inner): Likewise.
1696 (pass_complete_unrolli): New pass.
1697 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1698 uses outside of the loop.
1699 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1700 form if it is available.
1701 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1702 * passes.c (init_optimization_passes): Schedule complete inner
1703 loop unrolling pass before the first CCP pass after final inlining.
1705 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1707 * targhooks.h (default_emutls_var_fields,
1708 default_emutls_var_init): Declare.
1709 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1710 * target.h (struct gcc_target): Add struct emutls member.
1711 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1712 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1713 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1714 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1715 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1716 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1717 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1718 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1719 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1720 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1721 emit debug information.
1722 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1723 * varasm.c: Include targhooks.h.
1724 (emutls_object_section, emutls_tmpl_section): New.
1725 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1726 (EMUTLS_SEPARATOR): New.
1728 (get_emutls_object_name): New.
1729 (default_emutls_var_fields): New, broken out of ...
1730 (get_emutls_object_type): ... here. Adjust to use target hooks.
1731 (get_emutls_init_templ_addr): Adjust to use target hooks.
1732 (emutls_decl): Adjust to use target hooks.
1733 (emutls_finish): Likewise.
1734 (default_emutls_var_init): New, broken out of ...
1735 (assemble_variable): ... here. Adjust to use target hooks.
1736 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1738 * c-common.c (handle_section_attribute): Prevent overriding
1739 sections for emulated tls with special sections.
1740 * config/i386/i386.c (x86_64_elf_select_section): Add
1741 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1742 (x86_64_elf_unique_section): Likewise.
1743 * config/vxworks.c: Include tree.h.
1744 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1745 (vxworks_override_options): Set TLS scheme.
1746 * doc/tm.texi (Emulated TLS): New node.
1748 2008-04-26 Simon Baldwin <simonb@google.com>
1751 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1752 with propagated string constants.
1754 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1756 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1757 constraint for operand 2 when operand 0 is memory operand.
1758 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1759 operand 0 is memory operand.
1760 (fix_trunc<mode>_i387_with_temp): Ditto.
1761 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1762 operand 2 when operand 1 is memory operand.
1763 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1764 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1765 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1766 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1767 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1768 operands 2,3 and 4 when operand 1 is memory operand.
1769 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1771 (fistdi2_floor_with_temp): Ditto.
1772 (fist<mode>2_floor_with_temp): Ditto.
1773 (fistdi2_ceil_with_temp): Ditto.
1774 (fist<mode>2_ceil_with_temp): Ditto.
1775 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1777 2008-04-26 David Daney <ddaney@avtrex.com>
1779 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1781 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1782 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1783 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1784 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1785 (compare_and_swap_12): New insn.
1786 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1787 * config/mips/mips.c (mips_force_binary): New function.
1788 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1789 (mips_expand_compare_and_swap_12): New function.
1790 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1792 2008-04-25 Jan Hubicka <jh@suse.cz>
1795 * cfgexpand.c (pass_expand): Turn into RTL pass.
1796 * passes.c (execute_one_pass): Do pass typechecking after execution.
1797 * tree-pass.h (pass_expand): Turn into RTL pass.
1799 * function.h (struct rtl_data): Move here fields
1800 accesses_prior_frames, calls_eh_return, saves_all_registers,
1801 has_nonlocal_goto, has_asm_statement, is_thunk,
1802 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1803 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1804 arg_pointer_save_area_init from struct function; turn into bool.
1805 (struct function): Move
1806 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1807 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1808 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1809 tail_call_emit, arg_pointer_save_area_init
1810 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1811 (current_function_returns_struct, current_function_returns_pcc_struct,
1812 current_function_calls_setjmp, current_function_calls_alloca,
1813 current_function_accesses_prior_frames,
1814 current_function_calls_eh_return, current_function_is_thunk,
1815 current_function_stdarg, current_function_profile,
1816 current_function_limit_stack, current_function_uses_pic_offset_table,
1817 current_function_uses_const_pool, current_function_has_nonlocal_label,
1818 current_function_saves_all_registers,
1819 current_function_has_nonlocal_goto,
1820 current_function_has_asm_statement): Remove accesor macros.
1821 * ra-conflict.c (global_conflicts): Update.
1822 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1823 (suitable_for_tail_call_opt_p): Update.
1824 * builtins.c (expand_builtin_return_addr): Update.
1825 (expand_builtin_setjmp_setup): Update.
1826 (expand_builtin_nonlocal_goto): Update.
1827 * final.c (final_start_function): Update.
1828 (profile_function): Update.
1829 (leaf_function_p): Update.
1830 (only_leaf_regs_used): Update.
1831 * df-scan.c (df_get_exit_block_use_set): Update.
1832 * dojump.c (clear_pending_stack_adjust): Update.
1833 * tree-stdarg.c (gate_optimize_stdarg): Update.
1834 * gimple-low.c (lower_function_body): Update.
1835 * global.c (compute_regsets): Update.
1836 (global_alloc): Update.
1837 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1838 * expr.c (expand_assignment): Update.
1839 * dse.c (dse_step0): Update.
1840 (dse_step1): Update.
1841 * c-decl.c (store_parm_decls): Update.
1842 * local-alloc.c (combine_regs): Update.
1843 (find_free_reg): Update.
1844 * function.c (assign_parms_augmented_arg_list): Update.
1845 (assign_parm_find_data_types): Update.
1846 (assign_parms): Update.
1847 (allocate_struct_function): Update.
1848 (expand_function_start): Update.
1849 (expand_function_end): Update.
1850 (get_arg_pointer_save_area): Update.
1851 (thread_prologue_and_epilogue_insns): Update.
1852 (rest_of_match_asm_constraints): Update.
1853 * stor-layout.c (variable_size): Update.
1854 * gcse.c (gcse_main): Update.
1855 (bypass_jumps): Update.
1856 * gimplify.c (gimplify_function_tree): Update.
1857 * calls.c (emit_call_1): Update.
1858 (expand_call): Update.
1859 * bt-load.c (compute_defs_uses_and_gen): Update.
1860 * except.c (sjlj_assign_call_site_values): Update.
1861 (sjlj_emit_function_enter): Update.
1862 (can_throw_external): Update.
1863 (set_nothrow_function_flags): Update.
1864 (expand_builtin_unwind_init): Update.
1865 (expand_eh_return): Update.
1866 (convert_to_eh_region_ranges): Update.
1867 (output_function_exception_table): Update.
1868 * emit-rtl.c (gen_tmp_stack_mem): Update.
1869 * cfgexpand.c (expand_used_vars): Update.
1870 (tree_expand_cfg): Update.
1871 * cfgcleanup.c (rest_of_handle_jump): Update.
1872 * explow.c (allocate_dynamic_stack_space): Update.
1873 * varasm.c (assemble_start_function): Update.
1874 (force_const_mem): Update.
1875 (mark_constant_pool): Update.
1876 * tree-optimize.c (tree_rest_of_compilation): Update.
1877 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1878 * tree-cfg.c (notice_special_calls): Update.
1879 (is_ctrl_altering_stmt): Update.
1880 (tree_can_make_abnormal_goto): Update.
1881 (tree_purge_dead_abnormal_call_edges): Update.
1882 * config/alpha/predicates.md: Update.
1883 * config/alpha/alpha.c (alpha_sa_mask): Update.
1884 (alpha_sa_size): Update.
1885 (alpha_does_function_need_gp): Update.
1886 (alpha_expand_prologue): Update.
1887 (alpha_start_function): Update.
1888 (alpha_output_function_end_prologue): Update.
1889 (alpha_expand_epilogue): Update.
1890 * config/frv/frv.c (frv_stack_info): Update.
1891 (frv_expand_epilogue): Update.
1892 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1893 (s390_register_info): Update.
1894 (s390_frame_info): Update.
1895 (s390_init_frame_layout): Update.
1896 (s390_can_eliminate): Update.
1897 (save_gprs): Update.
1898 * config/spu/spu.c (spu_split_immediate): Update.
1899 (need_to_save_reg): Update.
1900 (spu_expand_prologue): Update.
1901 (spu_expand_epilogue): Update.
1902 * config/sparc/sparc.md: Update.
1903 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1904 (sparc_tls_got): Update.
1905 (legitimize_pic_address): Update.
1906 (sparc_emit_call_insn): Update.
1907 (sparc_expand_prologue): Update.
1908 (output_return): Update.
1909 (print_operand): Update.
1910 (sparc_function_ok_for_sibcall): Update.
1911 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1912 * config/m32r/m32r.md: Update.
1913 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1914 (m32r_compute_frame_size): Update.
1915 (m32r_expand_prologue): Update.
1916 (m32r_expand_epilogue): Update.
1917 (m32r_legitimize_pic_address): Update.
1918 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1919 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1920 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1922 (ix86_save_reg): Update.
1923 (ix86_compute_frame_layout): Update.
1924 (ix86_expand_prologue): Update.
1925 (ix86_expand_epilogue): Update.
1926 * config/sh/sh.c (output_stack_adjust): Update.
1927 (calc_live_regs): Update.
1928 (sh5_schedule_saves): Update.
1929 (sh_expand_prologue): Update.
1930 (sh_expand_epilogue): Update.
1931 (sh_setup_incoming_varargs): Update.
1932 (sh_allocate_initial_value): Update.
1933 (sh_get_pr_initial_val): Update.
1934 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1935 * config/sh/sh.md (label:): Update.
1936 * config/avr/avr.c (out_movhi_mr_r): Update.
1937 * config/crx/crx.h (enum): Update.
1938 * config/xtensa/xtensa.h (along): Update.
1939 * config/stormy16/stormy16.c Update.
1940 (xstormy16_compute_stack_layout): Update.
1941 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1942 (fr30_expand_prologue): Update.
1943 * config/cris/cris.c (cris_conditional_register_usage): Update.
1944 (cris_reg_saved_in_regsave_area): Update.
1945 (cris_initial_frame_pointer_offset): Update.
1946 (cris_simple_epilogue): Update.
1947 (cris_expand_prologue): Update.
1948 (cris_expand_epilogue): Update.
1949 (cris_expand_pic_call_address): Update.
1950 (cris_asm_output_symbol_ref): Update.
1951 (cris_asm_output_label_ref): Update.
1952 * config/cris/cris.md Update.
1953 * config/iq2000/iq2000.c (compute_frame_size): Update.
1954 (iq2000_expand_epilogue): Update.
1955 * config/mt/mt.h (save_direction): Update.
1956 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1957 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1958 (ia64_secondary_reload_class): Update.
1959 * config/m68k/m68k.c (m68k_save_reg): Update.
1960 (m68k_expand_prologue): Update.
1961 (m68k_expand_epilogue): Update.
1962 (legitimize_pic_address): Update.
1963 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1964 (first_reg_to_save): Update.
1965 (first_altivec_reg_to_save): Update.
1966 (compute_vrsave_mask): Update.
1967 (compute_save_world_info): Update.
1968 (rs6000_stack_info): Update.
1969 (spe_func_has_64bit_regs_p): Update.
1970 (rs6000_ra_ever_killed): Update.
1971 (rs6000_emit_eh_reg_restore): Update.
1972 (rs6000_emit_allocate_stack): Update.
1973 (rs6000_emit_prologue): Update.
1974 (rs6000_emit_epilogue): Update.
1975 (rs6000_output_function_epilogue): Update.
1976 (output_profile_hook): Update.
1977 (rs6000_elf_declare_function_name): Update.
1978 * config/rs6000/rs6000.h (rs6000_args): Update.
1979 * config/rs6000/rs6000.md: Update.
1980 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1981 * config/arc/arc.c (arc_output_function_epilogue): Update.
1982 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1983 * config/darwin.c (machopic_function_base_name): Update.
1984 * config/score/score3.c (score3_compute_frame_size): Update.
1987 (score3_epilogue): Update.
1988 * config/score/score7.c (score7_compute_frame_size): Update.
1989 (score7_prologue): Update.
1990 (score7_epilogue): Update.
1991 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1992 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1993 * config/arm/arm.c (use_return_insn): Update.
1994 (require_pic_register): Update.
1995 (arm_load_pic_register): Update.
1996 (arm_compute_save_reg0_reg12_mask): Update.
1997 (arm_compute_save_reg_mask): Update.
1998 (thumb1_compute_save_reg_mask): Update.
1999 (output_return_instruction): Update.
2000 (arm_output_function_prologue): Update.
2001 (arm_output_epilogue): Update.
2002 (arm_get_frame_offsets): Update.
2003 (arm_expand_prologue): Update.
2004 (thumb_pushpop): Update.
2005 (thumb_exit): Update.
2006 (thumb1_expand_prologue): Update.
2007 (thumb1_expand_epilogue): Update.
2008 (arm_unwind_emit): Update.
2009 (arm_output_fn_unwind): Update.
2010 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2011 * config/arm/arm.md: Update.
2012 * config/pa/pa.md: Update.
2013 * config/pa/pa.c (legitimize_pic_address): Update.
2014 (compute_frame_size): Update.
2015 (hppa_expand_prologue): Update.
2016 (hppa_expand_epilogue): Update.
2017 (borx_reg_operand): Update.
2018 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2019 (HARD_REGNO_RENAME_OK): Update.
2020 * config/mips/mips.c (mips_global_pointer): Update.
2021 (mips_save_reg_p): Update.
2022 (mips_compute_frame_info): Update.
2023 (mips_frame_pointer_required): Update.
2024 (mips_expand_prologue): Update.
2025 (mips_expand_epilogue): Update.
2026 (mips_can_use_return_insn): Update.
2027 (mips_reorg_process_insns): Update.
2028 * config/v850/v850.c (compute_register_save_size): Update.
2029 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2030 * config/mmix/mmix.c (along): Update.
2031 (mmix_expand_epilogue): Update.
2032 * config/bfin/bfin.c (legitimize_pic_address): Update.
2033 (must_save_p): Update.
2034 (stack_frame_needed_p): Update.
2035 (add_to_reg): Update.
2036 (bfin_expand_prologue): Update.
2037 * stmt.c (expand_asm_operands): Update.
2038 * reload1.c (reload): Update.
2039 (init_elim_table): Update.
2041 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2043 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2045 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2047 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2048 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2049 (mov<mode>): Removed.
2050 (*movv4sf_internal): Likewise.
2051 (*movv2df_internal): Likewise.
2053 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2055 * config.gcc (crx-*-elf): Remove deprecation.
2057 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2059 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2060 __gcc_deregister_frame with atexit.
2061 (deregister_frame_dtor): Remove.
2063 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2064 Nathan Sidwell <nathan@codesourcery.com>
2066 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2068 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2069 (rs6000_isel): Likewise.
2070 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2071 (rs6000_isel): New variable.
2072 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2074 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2077 * c-common.c (handle_vector_size_attribute): Call
2078 lang_hooks.types.reconstruct_complex_type instead of
2079 reconstruct_complex_type.
2080 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2081 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2082 * langhooks.h (struct lang_hooks_for_types): Add
2083 reconstruct_complex_type hook.
2084 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2085 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2087 2008-04-24 Richard Guenther <rguenther@suse.de>
2089 * c-common.h (check_builtin_function_arguments): Declare.
2090 * c-common.c (validate_nargs): New function.
2091 (check_builtin_function_arguments): Likewise.
2092 * c-typeck.c (build_function_call): Call
2093 check_builtin_function_arguments.
2094 * builtins.c (fold_builtin_classify): Remove error reporting code.
2095 (fold_builtin_unordered_cmp): Likewise.
2096 (fold_builtin_1): Likewise.
2097 (fold_builtin_n): Likewise.
2099 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2101 PR tree-optimization/36008
2102 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2103 the original op1, rather than delta by step.
2105 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2106 Sebastian Pop <sebastian.pop@amd.com>
2108 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2109 eliminate_local_variables_stmt, eliminate_local_variables,
2110 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2111 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2112 of code delimited by two edges in the CFG.
2113 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2114 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2115 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2116 the case of parallelisation of reductions.
2117 (expr_invariant_in_region_p): New.
2119 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2120 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2122 2008-04-24 Ira Rosen <irar@il.ibm.com>
2123 Richard Guenther <rguenther@suse.de>
2125 PR tree-optimization/36034
2126 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2127 incapable of dealing with loads with gaps.
2129 2008-04-24 Rafael Espindola <espindola@google.com>
2131 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2132 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2133 vrp_evaluate_conditional.
2134 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2135 (vrp_evaluate_conditional): Split the cond argument.
2136 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2137 (simplify_stmt_for_jump_threading): Update call to
2138 vrp_evaluate_conditional.
2140 2008-04-24 Ira Rosen <irar@il.ibm.com>
2142 PR tree-optimization/35982
2143 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2144 interleaved data-refs are of the same type.
2146 2008-04-24 Danny Smith <dannysmith@users.net>
2148 * c-format.c (check_format_info_main): Use strncmp rather than a
2149 magic prefix to handle multichar length specs.
2150 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2151 Don't prefix "I64" and "I32" with '\0'.
2153 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2156 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2157 in registers for -m32 only if stdarg_p (fntype).
2159 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2161 PR rtl-optimization/36006
2162 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2163 temp to op0 in order to avoid invalid rtx sharing.
2165 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2167 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2168 check TREE_INVARIANT.
2169 * tree-gimple.c (is_gimple_address): New.
2170 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2171 * tree-gimple.h (is_gimple_address): New.
2172 * tree.h (decl_address_invariant_p): New.
2173 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2174 (build_string): Likewise.
2175 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2176 (tree_invariant_p_1): Likewise.
2177 (save_expr): Use it.
2178 (tree_invariant_p): New.
2179 (skip_simple_arithmetic): Use it.
2180 (stabilize_reference_1): Use it.
2181 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2183 (build1_stat): Drop code to compute TREE_INVARIANT.
2184 (build2_stat): Drop code to compute TREE_INVARIANT.
2185 (build3_stat): Drop code to compute TREE_INVARIANT.
2186 (build4_stat): Drop code to compute TREE_INVARIANT.
2187 (build5_stat): Drop code to compute TREE_INVARIANT.
2188 (build7_stat): Drop code to compute TREE_INVARIANT.
2189 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2190 * tree.h (struct tree_base): Remove invariant_flag.
2191 (TREE_INVARIANT): Remove.
2192 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2193 (fold_builtin_expect): Check TREE_CONSTANT.
2194 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2195 * c-tree.h (c_expr_to_decl): Drop third parameter.
2196 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2197 (build_c_cast): Don't set TREE_INVARIANT.
2198 (pop_init_level): Don't set TREE_INVARIANT.
2199 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2200 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2202 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2203 (gimplify_addr_expr): Adjust comment.
2204 * tree-mudflap.c (mf_build_string):
2205 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2206 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2207 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2208 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2209 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2210 * langhooks.h (struct lang_hooks): Drop third parameter from
2213 2008-04-23 Richard Guenther <rguenther@suse.de>
2215 PR tree-optimization/27799
2216 PR tree-optimization/32921
2217 PR tree-optimization/32624
2218 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2219 SMTs aliases and the tag itself into the solution.
2220 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2221 merge the points-to solution back into the SMT aliases.
2222 (may_alias_p): Use alias_set_subset_of instead of
2223 aliases_conflict_p. A pointer which points to
2224 memory with alias set zero may access any variable.
2226 2008-04-23 Richard Guenther <rguenther@suse.de>
2228 * alias.c (alias_set_subset_of): Correctly handle asking
2229 if zero is a subset of an alias set with zero child.
2230 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2231 (compute_flow_insensitive_aliasing): Correctly walk all
2232 pointers. Do not unnecessarily union sets.
2234 2008-04-23 Richard Guenther <rguenther@suse.de>
2237 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2239 2008-04-22 Tomas Bily <tbily@suse.cz>
2241 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2243 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2245 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2246 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2247 * tree-inline.c (estimate_num_insns_1): Likewise.
2248 * varasm.c (const_hash_1, compare_constant, copy_constant)
2249 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2250 * emit-rtl.c (component_ref_for_mem_expr)
2251 (set_mem_attributes_minus_bitpos): Likewise.
2252 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2253 (is_aligning_offset): Likewise.
2254 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2255 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2256 * dojump.c (do_jump): Likewise.
2257 * builtins.c (get_pointer_alignment, get_memory_rtx)
2258 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2259 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2261 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2263 PR rtl-optimization/36017
2264 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2265 expanding the library call.
2267 2008-04-22 Ian Lance Taylor <iant@google.com>
2269 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2272 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2274 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2275 of LR/CTR moves for Power6.
2277 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2280 * passes.c (init_optimization_passes): Remove
2281 pass_fast_rtl_byte_dce.
2283 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2286 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2287 builtin functions to generate faster code.
2288 (_mm_cvtpu16_ps): Ditto.
2289 (_mm_cvtpi32x2_ps): Ditto.
2291 2008-04-22 Nick Clifton <nickc@redhat.com>
2293 * common.opt (ftree-loop-distribution): Add Optimization
2296 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2297 (frv_expand_builtin_va_start): Likewise.
2299 * config/arm/arm.c (thumb_find_work_register): Fix location of
2300 argument register count.
2302 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2304 Support scheduling for ColdFire V1 and V3 microarchitecture.
2305 Improve scheduling of multiplication instructions.
2307 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2308 (mac): New instruction attribute.
2309 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2310 (m68k_sched_mac): New variable.
2311 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2312 Handle cfv1 and cfv3.
2313 (max_insn_size): New static variable.
2314 (struct _sched_ib): New type.
2315 (sched_ib): New static variable.
2316 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2317 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2318 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2320 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2321 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2322 new variables. Update.
2323 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2324 Add modeling of cfv3 instruction buffer. Update.
2325 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2326 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2327 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2328 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2329 a particular reservation applies to.
2330 (type2): Reorganize attribute values. Rename alu to alu_reg,
2331 alu_l to alu, move_l to omove. Join move to alu. Split mul
2333 (cf_ib_*): Simplify description of instruction buffer.
2334 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2335 (cf_mem): Split into cf_mem1 and cf_mem2.
2336 (cf_v2_move_??): Rename to cfv12_alu_??.
2337 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2338 (cf_v2_mul_??): Remove reservations.
2339 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2340 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2341 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2343 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2344 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2345 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2346 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2347 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2348 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2349 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2350 expansions of the above reservations for instructions of sizes
2353 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2355 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2357 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2359 * coverage.c: Include tree-pass.h.
2360 (coverage_counter_alloc): Print da_file_name to the dump file.
2362 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2364 * sbitmap.c (sbitmap_range_empty_p): New function.
2365 * sbitmap.h (sbitmap_range_empty_p): New function.
2366 * bitmap.h: Now includes obstack.h.
2368 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2369 Kenneth Zadeck <zadeck@naturalbridge.com>
2371 * dbgcnt.def (ra_byte_scan): Added.
2372 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2373 when the last hit happens for a counter.
2374 * timevar.def (TV_DF_BYTE_LR): New variable.
2375 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2376 * passes.c (pass_fast_rtl_byte_dce): New pass.
2377 * fwprop.c (update_df): Added mode to call df_ref_create.
2378 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2379 DF_REF_EXTRACT_OFFSET.
2380 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2381 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2383 (df_ref_extract): Added mode field.
2384 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2385 DF_REF_EXTRACT_OFFSET.
2386 (DF_REF_EXTRACT_MODE): New macro.
2387 (df_byte_lr_bb_info): New structure.
2388 (df_print_byte_regset, df_compute_accessed_bytes,
2389 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2390 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2391 df_byte_lr_simulate_uses,
2392 df_byte_lr_simulate_artificial_refs_at_top,
2393 df_byte_lr_simulate_artificial_refs_at_end,
2394 df_compute_accessed_bytes): New function.
2395 (df_ref_create): Add parameter.
2396 (df_byte_lr_get_bb_info): New inline function.
2397 * df-scan.c (df_ref_record, df_uses_record,
2398 df_ref_create_structure): Added mode parameter.
2399 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2400 df_defs_record, df_uses_record, df_get_conditional_uses,
2401 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2402 df_entry_block_defs_collect, df_exit_block_uses_collect):
2403 Added mode parameter to calls to df_ref_record, df_uses_record,
2404 df_ref_create_structure.
2405 (df_ref_equal_p, df_ref_compare): Added test for modes.
2406 (df_ref_create_structure): Added code to set mode. Renamed
2407 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2408 DF_REF_EXTRACT_OFFSET.
2409 * df-core.c (df_print_byte_regset): New function.
2410 * df-byte-scan.c: New file.
2411 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2412 calls to BITMAP_FREE.
2413 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2414 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2415 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2416 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2417 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2418 df_byte_lr_local_compute, df_byte_lr_init,
2419 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2420 df_byte_lr_transfer_function, df_byte_lr_free,
2421 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2422 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2423 df_byte_lr_simulate_uses,
2424 df_byte_lr_simulate_artificial_refs_at_top,
2425 df_byte_lr_simulate_artificial_refs_at_end): New function.
2426 * dce.c (byte_dce_process_block): New function.
2427 (dce_process_block): au is now passed in rather than computed
2428 locally. Changed loops that look at artificial defs to not look
2429 for conditional or partial ones, because there never are any.
2430 (fast_dce): Now is able to drive byte_dce_process_block or
2431 dce_process_block depending on the kind of dce being done.
2432 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2433 (rest_of_handle_fast_byte_dce): New function.
2434 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2435 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2437 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2440 * gcc.h: Added fortran options that take arguments to
2441 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2444 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2446 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2447 scalarization if on the LHS and not a full access.
2449 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2451 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2453 2008-04-18 Rafael Espindola <espindola@google.com>
2455 * tree-vrp.c (find_case_label_index): Fix the binary search.
2456 (find_case_label_range): New.
2457 (vrp_visit_switch_stmt): Use find_case_label_range.
2458 (simplify_switch_using_ranges): Use find_case_label_range.
2460 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2462 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2463 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2465 2008-04-18 Tom Tromey <tromey@redhat.com>
2468 * doc/cpp.texi (Implementation-defined behavior): Mention
2471 2008-04-18 Ian Lance Taylor <iant@google.com>
2473 * fold-const.c (pointer_may_wrap_p): New static function.
2474 (fold_comparison): Add another test for pointer overflow. Use
2475 pointer_may_wrap_p to disable some false positives.
2477 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2479 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2480 (fname_as_string): Match updated cpp_interpret_string prototype.
2481 (fix_string_type): Support char16_t* and char32_t*.
2482 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2483 derivative) nodes. Register as builtin if C++0x.
2484 (c_parse_error): Support CPP_CHAR{16,32}.
2485 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2486 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2487 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2488 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2489 CTI_CHAR32_ARRAY_TYPE>: New elements.
2490 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2491 char32_type_node, signed_char32_type_node, char16_array_type_node,
2492 char32_array_type_node): New defines.
2493 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2494 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2495 (lex_string): Support CPP_STRING{16,32}, match updated
2496 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2497 (lex_charconst): Support CPP_CHAR{16,32}.
2498 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2499 and CPP_STRING{16,32}.
2501 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2504 * aclocal.m4: Regenerate.
2505 * configure: Regenerate.
2507 2008-04-18 Jan Hubicka <jh@suse.cz>
2509 * except.c (dw2_size_of_call_site_table,
2510 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2512 * cgraphbuild.c (build_cgraph_edges): Update.
2513 * tree-pass.h: Update comment.
2514 * final.c (leaf_function_p): Update.
2515 (leaf_renumber_regs): Update.
2516 (rest_of_clean_state): Update.
2517 * omp-low.c (expand_omp_parallel): Update.
2518 * ipa-reference.c (analyze_function): Update.
2519 * reorg.c (find_end_label): Update.
2520 (optimize_skip): Update.
2521 (fill_simple_delay_slots): Update.
2522 (fill_simple_delay_slots): Update.
2523 (make_return_insns): Update.
2524 (dbr_schedule): Update.
2525 * gimple-low.c (record_vars_into): Update.
2526 * cfgbuild.c (make_edges): Update.
2527 * function.c (assign_stack_local): Update.
2528 (assign_parm_adjust_stack_rtl): Update.
2529 (locate_and_pad_parm): Update.
2530 (allocate_struct_function): Do not initialize stack_alignment_needed
2531 and preferred_stack_boundary here.
2532 (stack_protect_prologue): Update.
2533 (stack_protect_epilogue): Update.
2534 (expand_function_start): Initialize stack_alignment_needed,
2535 preferred_stack_boundary and max_jumptable_ents.
2536 (expand_function_end): Update.
2537 (free_after_compilation): Do not NULLify epilogue_delay_list.
2538 * function.h (struct rtl_data): Add stack_protect_guard,
2539 stack_alignment_needed,
2540 preferred_stack_boundary, epilogue_delay_list.
2541 (struct function): Remove value_histograms, stack_alignment_needed,
2542 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2544 unexpanded_var_list, stack_protect_guard.
2545 (current_function_epilogue_delay_list): Remove.
2546 * ipa-type-escape.c (analyze_function): Update.
2547 * gimplify.c (pop_gimplify_context): Update comment.
2548 * calls.c (expand_call): Update.
2549 (emit_library_call_value_1): Update.
2550 * except.c (set_nothrow_function_flags): Update.
2551 * cfgexpand.c (get_decl_align_unit): Update.
2552 (create_stack_guard): Update.
2553 (estimated_stack_frame_size): Update.
2554 (expand_used_vars): Update.
2555 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2556 * explow.c (allocate_dynamic_stack_space): Update.
2557 * tree-ssa-live.c (remove_unused_locals): Update.
2558 * varasm.c (mark_constant_pool): Update.
2559 * tree-inline.c (remap_decls): Update.
2560 (initialize_cfun): Update.
2561 (declare_return_variable): Update.
2562 (inline_forbidden_p): Update.
2563 (expand_call_inline): Update.
2564 (declare_inline_vars): Update.
2565 (tree_function_versioning): Update.
2566 * tree-flow.h (value_histograms): New.
2567 (VALUE_HISTOGRAMS): New macro.
2568 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2570 * tree-cfg.c (set_bb_for_stmt): Update.
2571 (replace_by_duplicate_decl): Update.
2572 (move_block_to_fn): Update.
2573 (new_label_mapper): Update.
2574 (dump_function_to_file): Update.
2575 * ipa-struct-reorg.c (build_data_structure): Update.
2576 * cfgrtl.c (print_rtl_with_bb): Update.
2577 * reload1.c (reload): Update.
2579 * config/i386/i386.c (setup_incoming_varargs_64,
2580 ix86_compute_frame_layout): Update.
2581 * config/arc/arc.c (arc_output_function_epilogue): Update.
2583 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2585 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2586 for FreeBSD as well.
2587 * gthr-posix95.h: Likewise.
2589 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2591 PR rtl-optimization/35838
2592 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2593 out the byte offset of the first subreg.
2595 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2597 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2598 to split_ti instead of three separate calls with single member arrays.
2599 (subti3 splitter): Ditto.
2600 (adddi3 splitter): Ditto with split_di.
2601 (subdi3 splitter): Ditto.
2602 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2603 two separate calls with single member arrays. Swap match_dup
2604 operands 1 and 2 to better fit into the array.
2605 (negdi2 splitter): Ditto with split_di.
2606 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2607 two separate calls with single member arrays. Swap match_dup operands
2608 6 and 7 to better fit into the array.
2610 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2612 * config/i386/i386.c (sse_builtin_type): New.
2613 (bdesc_sse_args): Likewise.
2614 (bdesc_sse_3arg): Removed.
2615 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2616 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2617 IX86_BUILTIN_ROUNDPS.
2618 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2619 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2620 IX86_BUILTIN_ROUNDPS.
2621 (ix86_expand_sse_4_operands_builtin): Removed.
2622 (ix86_expand_sse_operands_builtin): New.
2623 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2624 and CODE_FOR_sse4_1_roundps.
2625 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2626 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2628 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2631 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2632 regs before frame pop when needed. If use_backchain_to_restore_sp
2633 then load backchain into a temp reg to restore vr and vrsave. Add
2634 code to restore vr after frame pop if possible.
2636 2008-04-17 Richard Guenther <rguenther@suse.de>
2638 * tree-vn.c (expressions_equal_p): Do not check type
2639 equality or compatibility before calling operand_equal_p.
2640 * fold-const.c (operand_equal_p): Check equivalence of
2641 integer constants before bailing out due to signedness or
2642 precision differences.
2643 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2644 spurious differences in type qualification. Ignore types
2645 for COMPONENT_REFs at all.
2647 2008-04-17 Christian Bruel <christian.bruel@st.com>
2649 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2650 msw_skip comparison.
2652 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2655 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2658 PR tree-optimization/35899
2659 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2660 rather than TREE_OPERAND.
2662 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2665 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2666 temporary registers. Change operand predicate to general_operand.
2667 (remainderxf3): Ditto.
2669 2008-04-16 Richard Guenther <rguenther@suse.de>
2671 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2672 * tree-affine.c (aff_combination_expand): Look through some
2675 2008-04-15 Doug Kwan <dougkwan@google.com>
2677 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2679 * tree-pretty-print.c (dump_generic_node): Ditto.
2680 * final.c (output_addr_const): Ditto.
2681 * dwarf2out.c (output_cfi): Ditto.
2682 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2683 * print-rtl.c (print_rtx): Ditto.
2684 * print-tree.c (print_node_brief, print_node): Ditto.
2685 * c-common.c (match_case_to_enum_1): Ditto.
2686 * sched-vis.c (print_value): Ditto.
2687 * config/i386/i386.c (print_operand): Cast to long unsigned int
2690 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2691 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2692 MS Windows VirtualProtect function.
2694 2008-04-15 Jan Hubicka <jh@suse.cz>
2696 * gengtype.c (write_root): Param_is argument is OK.
2697 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2698 * function.h: Include varray.h
2699 (rtl_eh): New stucture based on except.c one.
2700 (call_site_record): New forward declaration and vector type.
2701 * calls.c (emit_call_1): Do not call
2702 note_current_region_may_contain_throw.
2703 * except.c (eh_status): Remove cur_region, try_region since they are
2705 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2706 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2707 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2708 Remove call_site_data_used, call_site_data_size.
2709 Turn call_site_record into vector in function.h.
2710 (note_current_region_may_contain_throw): Remove.
2711 (get_exception_pointer, get_exception_filter): Do not take struct
2712 function argument; update.
2713 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2714 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2715 build_post_landing_pads, dw2_build_landing_pads,
2716 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2717 sjlj_emit_function_enter, sjlj_emit_function_enter,
2718 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2719 sjlj_build_landing_pads, finish_eh_generation,
2720 remove_exception_handler_label, remove_eh_handler,
2721 maybe_remove_eh_handler, add_reachable_handler,
2722 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2723 add_action_record, collect_one_action_chain, add_call_site,
2724 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2725 sjlj_output_call_site_table, output_function_exception_table,
2726 * except.h (note_current_region_may_contain_throw): Remove
2727 (get_exception_pointer, get_exception_filter): Do not take struct
2729 * Makefile.in (GTFILES): Put varargs before struct function.
2731 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2733 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2734 punt for STRING_CST.
2735 (get_constraint_for): Deal with STRING_CST here instead.
2737 2008-04-15 Richard Guenther <rguenther@suse.de>
2739 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2740 statements in a basic-block with a backward walk. Do not
2741 substitute into dead statements but instead remove those.
2743 2008-04-15 Richard Guenther <rguenther@suse.de>
2745 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2746 to zero, thus disable creation of SFTs.
2748 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2750 * tree-predcom.c (suitable_reference_p): Return false if the
2751 reference can throw.
2753 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2756 * c-decl.c (finish_decl): If extern or static var has variable
2757 size, set TREE_TYPE (decl) to error_mark_node.
2759 2008-04-15 Rafael Espindola <espindola@google.com>
2761 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2764 2008-04-15 Richard Guenther <rguenther@suse.de>
2766 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2767 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2768 (visit_reference_op_load): Do walk vuse-vdef chains on
2769 vn_reference_lookup.
2770 (visit_reference_op_store): But do not here.
2771 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2772 vn_reference_lookup.
2773 (vn_lookup_with_vuses): But do so here.
2775 2008-04-14 Ian Lance Taylor <iant@google.com>
2777 * fold-const.c (fold_overflow_warning): Remove assertion.
2779 2008-04-15 Ben Elliston <bje@au.ibm.com>
2781 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2782 temp1 local variables.
2784 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2787 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2788 ".text.unlikely" section as executable.
2790 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2792 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2793 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2794 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2795 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2796 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2797 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2798 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2800 2008-04-14 Ian Lance Taylor <iant@google.com>
2802 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2803 * fold-const.c (fold_comparison): If appropriate, test
2804 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2805 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2806 reassociating a pointer type.
2807 * doc/invoke.texi (Optimize Options): Document that
2808 -fstrict-overflow applies to pointer wraparound.
2810 2008-04-13 Jan Hubicka <jh@suse.cz>
2812 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2814 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2816 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2817 we are going to "save the world".
2819 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2821 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2822 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2823 operand 0 constraint, not "=".
2825 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2827 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2829 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2831 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2832 of size of positions_needed * CHAR_BIT.
2834 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2837 * dse.c (store_info): Change positions_needed to unsigned
2839 (lowpart_bitmask): New.
2840 (record_store): Cast to unsigned HOST_WIDE_INT for
2841 positions_needed. Assert width <= size of positions_needed *
2842 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2843 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2844 lowpart_bitmask to set mask.
2846 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2848 * config/bfin/constraints.md: New file.
2849 * config/bfin/bfin.md: Include it.
2850 (adddi3): Use satisfies_constraint functions instead of the old macros.
2851 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2852 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2853 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2854 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2855 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2856 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2857 EXTRA_CONSTRAINT): Delete.
2858 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2859 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2861 * config/bfin/bfin.c: Include "tm-constrs.h".
2862 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2863 Use satisfies_constraint functions instead of the old macros.
2864 * doc/md.texi (Blackfin Constraints): Update file name reference.
2866 2008-04-11 Richard Guenther <rguenther@suse.de>
2868 PR tree-optimization/35869
2869 * tree-vrp.c (execute_vrp): Move switch statement update after
2870 jump threading. Schedule another cfg cleanup run.
2872 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2875 * attribs.c (decl_attributes): Return early on errorneous node.
2877 2008-04-10 Oleg Ryjkov <olegr@google.com>
2879 * tree.h (struct tree_base): Added a new flag default_def_flag.
2880 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2882 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2884 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2886 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2889 * pa.md: Define mode iterator P. Define mode attribute dwc.
2890 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2891 (icacheflush): Likewise.
2892 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2893 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2895 2008-04-11 Ben Elliston <bje@au.ibm.com>
2897 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2899 2008-04-10 Rafael Espindola <espindola@google.com>
2901 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2902 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2903 (extract_range_from_expr): The same.
2905 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2907 * config/mips/mips.md (GPR2): New mode iterator.
2909 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2910 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2911 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2912 Rewrite these to take two modes, the mode of comparison and the
2913 mode of the destination.
2914 * config/mips/mips.c (mips_expand_scc): Instead of having
2915 paradoxical subreg as destination, expand "narrowing" scc if mode
2916 of comparison is SI and target is requested in DI mode.
2917 (mips_emit_int_order_test): Update comment. Make mode of
2918 comparison match CMP0 rather than TARGET. When creating inverse
2919 target use mode of TARGET.
2921 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2923 * gcov-dump.c (tag_summary): Only print summaries for the first
2924 GCOV_COUNTERS_SUMMABLE counters.
2926 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2928 * config/i386/i386.md (absneg): New code iterator.
2929 (absnegprefix): New code attribute.
2930 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2931 patterns using absneg code iterator.
2932 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2933 using absneg code iterator.
2934 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2935 *neg<mode>2 patterns using absneg code iterator.
2936 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2937 *negextendsfdf2 patterns using absneg code iterator.
2938 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2939 *negextendsfxf2 patterns using absneg code iterator.
2940 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2941 *negextendsfdf2 patterns using absneg code iterator.
2942 * config/i386/sse.md (<code><mode>2): Macroize expander from
2943 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2945 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2947 * config/s390/s390.h: Remove the remains of the recent search
2948 & replace action of current_function_outgoing_args_size.
2950 2008-04-10 Ira Rosen <irar@il.ibm.com>
2952 PR tree-optimization/35821
2953 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2954 NEW_STMT_LIST is not NULL.
2956 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2959 * toplev.c (process_options): Remove -ffunction-sections debugging
2962 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2964 PR middle-end/PR28690
2965 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2966 than gen_rtx_fmt_ee to perform more canonicalizations.
2968 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2971 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2973 2008-04-09 Richard Guenther <rguenther@suse.de>
2975 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2976 (dump_function_to_file): Dump function arguments with types.
2978 2008-04-08 Richard Guenther <rguenther@suse.de>
2980 * fold-const.c (fold_widened_comparison): Do not allow
2981 sign-changes that change the result.
2983 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2986 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2987 kinds of indirect references.
2989 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2991 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2992 GNU Fortran language string.
2994 2008-04-08 Rafael Espindola <espindola@google.com>
2996 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2997 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2998 * tree.h (tree_call_nonnegative_warnv_p): New.
3000 2008-04-08 Jan Hubicka <jh@suse.cz>
3002 * function.c (free_after_compilation): Clear out regno_reg_rtx
3005 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3008 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3010 PR middle-end/PR28690
3011 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3012 same precedence as REG_POINTER and MEM_POINTER operands.
3014 2008-04-08 Richard Guenther <rguenther@suse.de>
3017 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3018 for adding index to base.
3020 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3022 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3023 (MINGW_ENABLE_EXECUTE_STACK): New.
3024 (IN_LIBGCC2): For libgcc include windows.h file for
3025 function declarations.
3027 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3029 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3030 and tem2 if tem1 is not a REG or MULT.
3032 2008-04-08 Jan Hubicka <jh@suse.cz>
3034 * function.h (incomming_args): Break out of struct function.
3035 (function_subsections): Break out of struct function.
3036 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3037 return_rtx and hard_reg_initial_vals from struct function.
3038 Kill inl_max_label_num.
3039 (current_function_pops_args, current_function_args_info,
3040 current_function_args_size, current_function_args_size,
3041 current_function_pretend_args_size,
3042 current_function_outgoing_args_size,
3043 current_function_internal_arg_pointer, current_function_return_rtx):
3044 Kill compatibility accestor macros.
3045 * builtins.c (expand_builtin_apply_args_1): Update.
3046 (expand_builtin_next_arg): Update.
3047 * df-scan.c (df_get_call_refs): Update.
3048 * dbxout.c (dbxout_function_end): Update.
3049 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3050 (output_line_info): Update.
3051 (secname_for_decl): Update.
3052 (dwarf2out_var_location): Update.
3053 * function.c (free_after_compilation): Update.
3054 (assign_parm_find_stack_rtl): Update.
3055 (assign_parms): Update.
3056 (expand_dummy_function_end): Update.
3057 (expand_function_end): Update.
3058 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3059 (expand_call): Update.
3060 (emit_library_call_value_1): Update.
3061 (store_one_arg): Update.
3062 * varasm.c (initialize_cold_section_name): Update.
3063 (unlikely_text_section): Update.
3064 (unlikely_text_section_p): Update.
3065 (assemble_start_function): Update.
3066 (assemble_end_function): Update.
3067 (default_section_type_flags): Update.
3068 (switch_to_section): Update.
3069 * integrate.c (set_decl_abstract_flags): Update.
3070 (get_hard_reg_initial_val): Update.
3071 (has_hard_reg_initial_val): Update.
3072 (allocate_initial_values): Update.
3073 * resource.c (init_resource_info): Update.
3074 * config/alpha/alpha.c (NUM_ARGS): Update.
3075 (direct_return): Update.
3076 (alpha_va_start): Update.
3077 (alpha_sa_size): Update.
3078 (alpha_initial_elimination_offset): Update.
3079 (alpha_expand_prologue): Update.
3080 (alpha_start_function): Update.
3081 (alpha_expand_epilogue): Update.
3082 (unicosmk_initial_elimination_offset):
3083 * config/alpha/alpha.md (call expander): Update.
3084 * config/s390/s390.c (s390_register_info): Update.
3085 (s390_register_info): Update.
3086 (s390_frame_info): Update.
3087 (s390_initial_elimination_offset): Update.
3088 (s390_build_builtin_va_list): Update.
3089 (s390_va_start): Update.
3090 * config/spu/spu.c (direct_return): Update.
3091 (spu_expand_prologue): Update.
3092 (spu_initial_elimination_offset): Update.
3093 (spu_build_builtin_va_list): Update.
3094 (spu_va_start): Update.
3095 * config/sparc/sparc.c (sparc_init_modes): Update.
3096 (sparc_compute_frame_size): Update.
3097 (function_value): Update.
3098 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3099 * config/i386/i386.md (return expander): Update.
3100 * config/i386/i386.c (ix86_va_start): Update.
3101 (ix86_can_use_return_insn_p): Update.
3102 (ix86_compute_frame_layout): Update.
3103 (ix86_expand_epilogue): Update.
3104 * config/sh/sh.c (output_stack_adjust): Update.
3105 (calc_live_regs): Update.
3106 (sh_expand_prologue): Update.
3107 (sh_builtin_saveregs): Update.
3108 (sh_va_start): Update.
3109 (initial_elimination_offset): Update.
3110 (sh_allocate_initial_value): Update.
3111 (sh_function_ok_for_sibcall): Update.
3112 (sh_get_pr_initial_val): Update.
3113 * config/sh/sh.md (return expander): Update.
3114 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3115 * config/crx/crx.c (crx_compute_frame): UPdate.
3116 (crx_initial_elimination_offset): UPdate.
3117 * config/xtensa/xtensa.c (compute_frame_size): Update
3118 (xtensa_builtin_saveregs): Update.
3119 (xtensa_va_start): Update.
3120 (order_regs_for_local_alloc): Update.
3121 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3122 (xstormy16_expand_builtin_va_start): Update.
3123 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3124 * config/m68hc11/m68hc11.md (return expanders): Update.
3125 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3126 (expand_epilogue): Update.
3127 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3128 (cris_simple_epilogue): Update.
3129 (cris_expand_prologue): Update.
3130 (cris_expand_epilogue): Update.
3131 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3132 (compute_frame_size): Update.
3133 * config/mt/mt.c (mt_compute_frame_size): Update.
3134 * config/mn10300/mn10300.c (expand_prologue): Update.
3135 (expand_epilogue): Update.
3136 (initial_offset): Update.
3137 (mn10300_builtin_saveregs):
3138 * config/mn10300/mn10300.md (return expander): Update.
3139 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3140 (ia64_initial_elimination_offset): Update.
3141 (ia64_initial_elimination_offset): Update.
3142 (ia64_expand_prologue): Update.
3143 * config/m68k/m68k.md (return expander): Update.
3144 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3145 (rs6000_stack_info): Update.
3146 * config/mcore/mcore.c (layout_mcore_frame): Update.
3147 (mcore_expand_prolog): Update.
3148 * config/arc/arc.c (arc_compute_frame_size): Update.
3149 * config/score/score3.c (score3_compute_frame_size): Update.
3150 * config/score/score7.c (score7_compute_frame_size): Update.
3151 * config/arm/arm.c (use_return_insn): Update.
3152 (thumb_find_work_register): Update.
3153 (arm_compute_save_reg_mask): Update.
3154 (arm_output_function_prologue): Update.
3155 (arm_output_epilogue): Update.
3156 (arm_size_return_regs): Update.
3157 (arm_get_frame_offsets): Update.
3158 (arm_expand_prologue): Update.
3159 (thumb_exit): Update.
3160 (thumb_unexpanded_epilogue): Update.
3161 (thumb1_output_function_prologue): Update.
3162 * config/pa/pa.md (return expander): Update.
3163 * config/pa/pa.c (compute_frame_size): Update.
3164 (hppa_builtin_saveregs): Update.
3165 * config/mips/mips.c (mips_va_start): Update.
3166 (mips16_build_function_stub): Update.
3167 (mips_compute_frame_info): Update.
3168 (mips_restore_gp): Update.
3169 (mips_output_function_prologue): Update.
3170 (mips_expand_prologue): Update.
3171 * config/v850/v850.c (compute_frame_size): Update.
3172 (expand_prologue): * config/mmix/mmix.c (along): update.
3173 (mmix_initial_elimination_offset): update.
3174 (mmix_reorg): update.
3175 (mmix_use_simple_return): update.
3176 (mmix_expand_prologue): update.
3177 (mmix_expand_epilogue): Update.
3178 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3179 (emit_link_insn): Update.
3181 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3183 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3184 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3186 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3189 2008-04-07 Jan Hubicka <jh@suse.cz>
3191 * function.h (rtl): Rename to x_rtl.
3193 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3194 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3195 used_temp_slots avail_temp_slots, temp_slot_level,
3196 nonlocal_goto_handler_labels): Update accesstors.
3197 (rtl): New global variable.
3198 (struct function): Move some fileds to rtl_data.
3199 (get_arg_pointer_save_area): Update prototype.
3200 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3201 get_arg_pointer_save_area.
3202 * expr.c (init_expr): Update
3203 * function.c (get_frame_size): Update
3204 (assign_stack_local): Update
3205 (expand_function_end): Update.
3206 (get_art_pointer_save_area): Update
3208 * emit-rtl.c (rtl): Declare.
3209 (regno_reg_rtx): Declare.
3210 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3212 (gen_reg_rtx): Update.
3213 * varasm.c (n_deferred_constatns): Update accestor.
3214 (init_varasm_status): Do not allocate varasm_status.
3215 (force_const_mem, get_pool_size, output_constant_pool): Update.
3216 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3217 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3218 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3219 * sparc/sparc.h (INIT_EXPANDERS): Update.
3220 * ia64/ia64.h (INIT_EXPANDERS): Update.
3222 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3224 * reload.c (push_secondary_reload): Add missing break to for loop.
3226 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3228 PR middle-end/PR28690
3229 * rtlanal.c: Update copyright years.
3230 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3231 as REG_POINTER and MEM_POINTER operands.
3232 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3233 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3234 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3235 * gcse.c: Update copyright years.
3236 (pre_delete): Call gen_reg_rtx_and_attrs.
3237 (hoist_code): Likewise.
3238 (build_store_vectors): Likewise.
3239 (delete_store): Likewise.
3240 * loop-invariant.c (move_invariant_reg): Likewise.
3241 Update copyright years.
3243 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3245 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3246 control string instead of quoted.
3248 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3250 * doc/rtl.texi: Rewrite of subreg section.
3252 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3255 * config/i386/i386.c (legitimize_pic_address): Add treating
3256 of dllimport SYM_REF's.
3257 (legitimize_dllimport_symbol): Add prototype.
3259 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3261 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3262 reference in constructor with non self-referential type.
3264 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3266 Removal of Return with Depressed Stack Pointer support
3267 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3268 (ECF_SP_DEPRESSED): Likewise.
3269 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3270 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3271 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3272 (expand_call): Do not test ECF_SP_DEPRESSED.
3273 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3274 * function.c (keep_stack_depressed): Delete.
3275 (handle_epilogue_set): Likewise.
3276 (update_epilogue_consts): Likewise.
3277 (emit_equiv_load): Likewise.
3278 (thread_prologue_and_epilogue_insns): Remove support for Return with
3279 Depressed Stack Pointer.
3280 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3282 2008-04-06 Richard Guenther <rguenther@suse.de>
3284 PR tree-optimization/35400
3285 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3286 information from SSA_NAMEs.
3288 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3290 * config/avr/avr.h (avr_mega_p): Remove declaration.
3291 (AVR_MEGA): Remove macro.
3292 * config/avr/avr.c (avr_mega_p): Remove variable.
3293 (avr_override_options): Remove inicializion of avr_mega_p.
3294 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3295 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3296 (avr_jump_mode): (Ditto.).
3297 (avr_output_progmem_section_asm_op): (Ditto.).
3298 (avr_asm_init_sections): (Ditto.).
3299 (avr_asm_init_sections): (Ditto.).
3300 (avr_rtx_costs): (Ditto.).
3301 * config/avr/avr.md: (Ditto.).
3302 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3305 2008-04-06 Richard Guenther <rguenther@suse.de>
3307 PR tree-optimization/35842
3308 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3309 is_gimple_invariant_address.
3311 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3313 * gcc.c (default_compilers): Sync Fortran extensions list with
3314 that in fortran/lang-specs.h.
3315 * doc/invoke.texi: Likewise.
3316 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3317 * dwarf2out.c (gen_compile_unit_die): Likewise.
3319 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3321 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3323 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3326 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3327 attribute is used for nested functions.
3329 2008-04-05 Jan Hubicka <jh@suse.cz>
3331 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3333 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3335 (dump_files): Update.
3336 (enable_rtl_dump_file): Do not accept letter argument.
3337 * tree-pass.h (dump_file_info): Remove letter argument.
3338 * toplev.c (decode_d_option): Update -da handling.
3339 * toplev.h (enable_rtl_dump_file): Update prototype.
3340 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3341 it out based on pass type.
3342 (register_dump_files_1): Likewise.
3343 (init_optimization_passes): Update register_one_dump_file calls.
3344 (execute_one_pass): Sanity check that IPA passes are called at IPA
3345 level and RTL passes at RTL level.
3346 (execute_pass_list): IPA pass can not be after or subpass of
3348 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3349 disallov RTL subpasses of IPA subpasses.
3351 2008-04-05 Ben Elliston <bje@au.ibm.com>
3353 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3354 builtins that return exactly once and do not throw. Cache call to
3357 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3359 PR rtl-optimization/34916
3361 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3362 between instruction pairs.
3364 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3366 * doc/invoke.texi: Document -mbitops for SH.
3367 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3368 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3369 * config/sh/sh.c (print_operand): Add %t operand code.
3370 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3371 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3372 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3373 (extendqihi2): Likewise.
3374 (movqi_i): Likewise.
3375 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3376 (extv): Use bld instruction for SH2A if possible.
3378 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3379 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3380 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3381 (bset.b, bclr.b): Define peepholes.
3382 * config/sh/sh.opt (mbitops): New option.
3384 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3387 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3388 and view convert expression.
3390 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3393 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3395 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3397 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3399 * config/i386/cpuid.h (bit_AES): New.
3400 (bit_PCLMUL): Likewise.
3402 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3403 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3404 SSE2 if AES or PCLMUL is enabled.
3405 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3406 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3407 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3408 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3409 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3410 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3411 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3412 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3413 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3414 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3415 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3416 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3417 __builtin_ia32_aeskeygenassist128 and
3418 __builtin_ia32_pclmulqdq128.
3419 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3420 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3421 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3423 * config/i386/i386.h (TARGET_AES): New.
3424 (TARGET_PCLMUL): Likewise.
3425 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3427 * config/i386/i386.md (UNSPEC_AESENC): New.
3428 (UNSPEC_AESENCLAST): Likewise.
3429 (UNSPEC_AESDEC): Likewise.
3430 (UNSPEC_AESDECLAST): Likewise.
3431 (UNSPEC_AESIMC): Likewise.
3432 (UNSPEC_AESKEYGENASSIST): Likewise.
3433 (UNSPEC_PCLMUL): Likewise.
3435 * config/i386/i386.opt (maes): New.
3436 (mpclmul): Likewise.
3438 * config/i386/sse.md (aesenc): New pattern.
3439 (aesenclast): Likewise.
3441 (aesdeclast): Likewise.
3443 (aeskeygenassist): Likewise.
3444 (pclmulqdq): Likewise.
3446 * config/i386/wmmintrin.h: New.
3448 * doc/extend.texi: Document AES and PCLMUL built-in function.
3450 * doc/invoke.texi: Document -maes and -mpclmul.
3452 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3454 * function.c (free_after_parsing): Replace with
3455 cxx_push_function_context from C++ front-end.
3456 (allocate_struct_function): Don't call langhook.
3457 * langhooks.h (struct lang_hooks_for_functions): Delete.
3458 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3460 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3461 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3462 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3463 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3464 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3465 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3466 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3468 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3469 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3471 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3474 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3477 2008-04-04 Richard Guenther <rguenther@suse.de>
3480 * fold-const.c (optimize_minmax_comparison): Use the correct
3481 type for the constant in the simplified comparison.
3483 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3485 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3486 Pass L2 size as "--param l2-cache-size" to the compiler.
3487 (decode_l2_cache): New function to decode L2 cache parameters using
3488 0x8000006 extended cpuid function.
3489 (detect_caches_amd): Determine parameters of L2 cache using
3490 decode_l2_caches function.
3491 (decode_caches_intel): Decode L2 cache parameters.
3492 (detect_caches_intel): Determine L2 cache parameters using
3493 decode_caches_intel and decode_l2_caches functions.
3495 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3497 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3498 secondary input reload for subword loads from the constant pool.
3500 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3503 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3504 constants of the appropriate size for runtime calculations.
3507 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3508 decimal-float literal constant zero.
3510 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3513 * c-parser.c (c_parser_omp_atomic): Call
3514 default_function_array_conversion on the RHS.
3517 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3518 call is_variable_sized if decl has incomplete type.
3520 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3522 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3524 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3526 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3528 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3529 (sgt<u>): Merge sgt and sgtu into new expander.
3530 (sgt, sgtu): Remove expanders.
3531 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3532 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3533 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3534 *sgtu_<mode>_mips16 into new pattern.
3535 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3536 (sge<u>): Merge sge and sgeu into new expander.
3537 (sge, sgeu): Remove expanders.
3538 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3540 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3541 (slt<u>): Merge slt and sltu into new expander.
3542 (slt, sltu): Remove expanders.
3543 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3544 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3545 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3546 *sltu_<mode>_mips16 into new pattern.
3547 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3548 (sle<u>): Merge sle and sleu into new expander.
3549 (sle, sleu): Remove expanders.
3550 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3551 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3552 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3553 *sleu_<mode>_mips16 into new pattern.
3554 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3556 2008-04-03 Jan Hubicka <jh@suse.cz>
3558 PR tree-optimization/35795
3559 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3560 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3561 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3562 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3563 * score/score3.c (score3_output_mi_thunk): Likewise.
3564 * score/score7.c (score7_output_mi_thunk): Likewise.
3565 * mips/mips.c (mips_output_mi_thunk): Likewise.
3567 2008-04-03 Richard Guenther <rguenther@suse.de>
3569 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3570 conversions. Simplify code.
3572 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3574 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3576 2008-04-03 Tom Tromey <tromey@redhat.com>
3577 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3579 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3580 * config/bfin/t-bfin-linux (generated_files): Add
3581 linux-sysroot-suffix.h.
3582 * doc/install.texi (Prerequisites): Require make 3.80.
3583 * doc/sourcebuild.texi (Front End Directory): Document new
3585 * Makefile.in (generated_files): New variable.
3586 (ALL_HOST_OBJS): New variable.
3587 ($(ALL_HOST_OBJS)): New target.
3589 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3591 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3592 (remap_block): Call id->transform_lang_insert_block instead
3594 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3595 Set id.transform_lang_insert_block to NULL.
3596 (clone_body): Move to cp/optimize.c
3597 * tree-inline.h (struct copy_body_data): Change
3598 transform_lang_insert_block to function pointer.
3599 (copy_generic_body, copy_decl_no_change): Export.
3600 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3601 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3602 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3604 * c-tree.h (insert_block): Kill.
3605 * c-decl.c (insert_block): Kill.
3607 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3609 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3610 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3611 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3613 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3614 argument, call {push,pop}_function_context from here.
3615 * c-parser.c: Use c_{push,pop}_function_context.
3617 * function.c (push_function_context_to): Move meat ...
3618 (push_function_context): ... here. Simplify.
3619 * function.c (pop_function_context_from): Move meat ...
3620 (pop_function_context): ... here. Simplify.
3621 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3623 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3624 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3625 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3626 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3628 2008-04-03 Ben Elliston <bje@au.ibm.com>
3630 * expmed.c (extract_force_align_mem_bit_field): Remove.
3632 2008-04-03 Richard Guenther <rguenther@suse.de>
3635 * expr.h (try_casesi): Adjust prototype.
3636 * expr.c (try_casesi): Take fallback label as extra parameter.
3637 Use that for gen_casesi if default_label is NULL.
3638 * stmt.c (expand_case): Pass fallback label to try_casesi,
3639 make sure to fill gaps with a fallback label if default_label
3642 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3645 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3647 2008-04-03 Ben Elliston <bje@au.ibm.com>
3649 * expmed.c (extract_split_bit_field): Remove if (0) code.
3650 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3651 (do_ds_constraint): Likewise.
3653 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3655 * doc/cppopts.texi (-dU): Document.
3656 * c-common.h (flag_dump_macros): Update comment.
3657 * c-opts.c (handle_OPT_d): Handle -dU.
3658 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3659 dump_queued_macros, cb_used_define, cb_used_undef): New.
3660 (init_pp_output): Handle -dU.
3661 (cb_line_change): Call dump_queued_macros.
3662 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3664 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3666 * config/avr/predicates.md (io_address_operand): New predicate.
3667 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3668 * config/avr/avr.c (avr_io_address_p): Remove function.
3669 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3670 'avr_io_address_p' function.
3671 (out_movhi_r_mr): (Ditto.).
3672 (out_movqi_mr_r): (Ditto.).
3673 (out_movhi_mr_r): (Ditto.).
3674 (avr_address_cost): (Ditto.).
3676 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3678 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3679 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3680 in 32bit mode when XMM registers are available to avoid store
3682 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3683 corresponding post-reload splitters.
3685 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3687 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3688 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3689 __builtin_ia32_roundss.
3690 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3691 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3692 __builtin_ia32_roundss.
3693 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3694 IX86_BUILTIN_SHUFPD here.
3696 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3698 * config/i386/i386.md (plogic): New.
3699 (plogicprefix): Likewise.
3701 * config/i386/mmx.md (mmx_<code><mode>3): New.
3702 (mmx_and<mode>3): Removed.
3703 (mmx_ior<mode>3): Likewise.
3704 (mmx_xor<mode>3): Likewise.
3706 * config/i386/sse.md (<code><mode>3): New.
3707 (*<code><mode>3): Likewise.
3708 (*<code><mode>3): Likewise.
3709 (<code><mode>3): Likewise.
3710 (*sse_<code><mode>3): Likewise.
3711 (*sse2_<code><mode>3): Likewise.
3712 (<code>tf3): Likewise.
3713 (*<code>tf3): Likewise.
3714 (and<mode>3): Likewise.
3715 (*and<mode>3): Likewise.
3716 (ior<mode>3): Removed.
3717 (*ior<mode>3): Likewise.
3718 (xor<mode>3): Likewise.
3719 (*xor<mode>3): Likewise.
3720 (*and<mode>3): Likewise.
3721 (*ior<mode>3): Likewise.
3722 (*xor<mode>3): Likewise.
3723 (and<mode>3): Likewise.
3724 (*sse_and<mode>3): Likewise.
3725 (*sse2_and<mode>3): Likewise.
3727 (*andtf3): Likewise.
3728 (ior<mode>3): Likewise.
3729 (*sse_ior<mode>3): Likewise.
3730 (*sse2_ior<mode>3): Likewise.
3732 (*iortf3): Likewise.
3733 (xor<mode>3): Likewise.
3734 (*sse_xor<mode>3): Likewise.
3735 (*sse2_xor<mode>3): Likewise.
3737 (*xortf3): Likewise.
3739 2008-04-02 Richard Guenther <rguenther@suse.de>
3741 PR tree-optimization/14495
3742 PR tree-optimization/34793
3743 * tree-vrp.c (struct switch_update): New structure.
3744 (to_remove_edges, to_update_switch_stmts): New VECs.
3745 (simplify_switch_using_ranges): New function. Remove not taken
3746 case labels and edges.
3747 (simplify_stmt_using_ranges): Call it.
3748 (identify_jump_threads): Mark edges we have queued for removal
3749 so we don't thread them.
3750 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3752 * tree-cfg.c (group_case_labels): Deal with missing default label.
3753 (tree_verify_flow_info): Allow missing default label.
3754 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3755 (emit_case_nodes): Likewise.
3756 (expand_case): Do not rely on the default label to be present.
3757 * expr.c (try_casesi): Deal with NULL default_label.
3758 (do_tablejump): Likewise.
3760 2008-04-02 Richard Guenther <rguenther@suse.de>
3762 PR tree-optimization/14495
3763 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3764 SWITCH_EXPR here ...
3765 (vrp_visit_switch_stmt): ... but here (new function).
3766 (find_case_label_index): New helper function.
3767 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3769 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3771 * fwprop.c: Fix ISO-C99ism.
3773 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3776 * Makefile.in (objdir): Set it here.
3777 * configure.ac: Not here. Find dynamic linker characteristics.
3778 * exec-tool.in: Use them.
3779 * aclocal.m4: Regenerate.
3780 * configure: Regenerate.
3782 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3784 * expr.c (expand_var): Delete it.
3785 * expr.h (expand_var): Delete prototype.
3786 * function.c (expand_function_start): Use expand_decl instead.
3787 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3790 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3792 PR rtl-optimization/35542
3793 * fwprop.c (forward_propagate_and_simplify): Replace
3794 loc_reg_mentioned_in_p with reg_mentioned_p.
3796 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3798 PR rtl-optimization/35281
3799 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3800 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3801 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3802 (varying_mem_p): Move above propagate_rtx.
3803 (all_uses_available_at): Do not check MEMs.
3805 2008-04-02 Rafael Espindola <espindola@google.com>
3807 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3808 (register_edge_assert_for_2): Split the cond argument.
3809 (register_edge_assert_for_1): Adjust for the change in
3810 register_edge_assert_for_2.
3811 (register_edge_assert_for): Split the cond argument.
3812 (find_switch_asserts): Adjust for the change in
3813 register_edge_assert_for.
3815 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3817 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3818 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3819 offsets for 64-bit mingw.
3820 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3821 abi for x86_64-pc-mingw.
3823 2008-04-02 Richard Guenther <rguenther@suse.de>
3825 * tree-vrp.c (extract_range_from_assert): Make sure to not
3826 produce range min/max with TREE_OVERFOW set.
3827 If merging a anti-range and a range keep the anti-range if
3828 the range covers all values of the type.
3829 (register_edge_assert_for_2): Only allow sign-changing
3830 conversions in detecting canonical range checks. Also
3831 register an assert for the unsigned name if useful.
3833 PR tree-optimization/35787
3834 * tree-vrp.c (vrp_val_max): New function.
3835 (vrp_val_min): Likewise.
3836 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3837 (vrp_val_is_min): Likewise.
3838 (supports_overflow_infinity): Use vrp_val_{min,max}.
3839 (negative_overflow_infinity): Likewise.
3840 (positive_overflow_infinity): Likewise.
3841 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3842 (is_positive_overflow_infinity): Likewise.
3843 (is_overflow_infinity): Likewise.
3844 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3845 vrp_val_is_{min,max}.
3846 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3847 to ranges if possible. Avoid empty ranges.
3849 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3852 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3853 the expression is a function address.
3855 2008-04-01 George Helffrich <george@gcc.gnu.org>
3857 PR fortran/35154, fortran/23057
3858 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3859 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3860 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3861 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3863 (dbxout_syms): Check for COMMON-based symbol and wrap in
3864 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3865 in bracket for efficiency.
3867 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3868 using DW_TAG_common_block + member offset.
3869 (add_pubname_string): New function.
3870 (dw_expand_expr): New function to find block name and offset for
3872 (common_check): New function to check whether symbol in Fortran COMMON.
3873 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3875 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3878 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3880 2008-04-02 Ben Elliston <bje@au.ibm.com>
3882 * config/v850/v850.md (casesi): Remove if (0) code.
3883 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3884 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3886 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3888 * config/i386/i386.md (rex64suffix): New mode attribute.
3889 (floathi<mode>2): Disable expander for SSE math.
3890 (*floathi<mode>2_1): New insn insn_and_split pattern.
3891 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3892 corresponding post-reload splitters.
3893 (*floathi<mode>2_i387): New macroized insn pattern.
3894 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3895 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3896 insn_and_split pattern.
3897 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3898 New macroized instruction patterns and corresponding post-reload
3900 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3901 and corresponding post-reload splitters.
3902 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3903 New macroized instruction patterns.
3904 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3905 macroized instruction patterns and corresponding post-reload splitters.
3906 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3907 corresponding post-reload splitters.
3908 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3909 New macroized instruction patterns.
3910 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3911 corresponding post-reload splitters.
3912 (*floatsi<mode>2_i387): New macroized instruction patterns.
3914 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3916 * config/i386/i386.md (smaxmin): New.
3917 (umaxmin): Likewise.
3918 (maxminiprefix): Likewise.
3919 (maxminfprefix): Likewise.
3920 (<code><mode>3): Likewise.
3921 (smin<mode>3): Removed.
3922 (smax<mode>3): Likewise.
3924 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3925 (mmx_<code>v4hi3): Likewise.
3926 (mmx_<code>v8qi3): Likewise.
3927 (mmx_smaxv2sf3): Removed.
3928 (mmx_sminv2sf3): Likewise.
3929 (mmx_umaxv8qi3): Likewise.
3930 (mmx_smaxv4hi3): Likewise.
3931 (mmx_uminv8qi3): Likewise.
3932 (mmx_sminv4hi3): Likewise.
3934 * config/i386/sse.md (<addsub><mode>3): New.
3935 (*<addsub><mode>3): Likewise.
3936 (<sse>_vm<addsub><mode>3): Likewise.
3937 (<maxmin><mode>3): Likewise.
3938 (*<maxmin><mode>3_finite): Likewise.
3939 (*<maxmin><mode>3): Likewise.
3940 (<sse>_vm<maxmin><mode>3): Likewise.
3941 (sse3_h<addsub>v4sf3): Likewise.
3942 (sse3_h<addsub>v2df3): Likewise.
3943 (<maxmin>v16qi3): Likewise.
3944 (*<maxmin>v16qi3): Likewise.
3945 (<maxmin>v8hi3): Likewise.
3946 (*<maxmin>v8hi3): Likewise.
3947 (*sse4_1_<maxmin><mode>3): Likewise.
3948 (*sse4_1_<maxmin><mode>3): Likewise.
3949 (add<mode>3): Removed.
3950 (*add<mode>3): Likewise.
3951 (<sse>_vmadd<mode>3): Likewise.
3952 (sub<mode>3): Likewise.
3953 (*sub<mode>3): Likewise.
3954 (<sse>_vmsub<mode>3): Likewise.
3955 (smin<mode>3): Likewise.
3956 (*smin<mode>3_finite): Likewise.
3957 (*smin<mode>3): Likewise.
3958 (<sse>_vmsmin<mode>3): Likewise.
3959 (smax<mode>3): Likewise.
3960 (*smax<mode>3_finite): Likewise.
3961 (*smax<mode>3): Likewise.
3962 (<sse>_vmsmax<mode>3): Likewise.
3963 (sse3_haddv4sf3): Likewise.
3964 (sse3_haddv2df3): Likewise.
3965 (sse3_hsubv4sf3): Likewise.
3966 (sse3_hsubv2df3): Likewise.
3967 (umaxv16qi3): Likewise.
3968 (*umaxv16qi3): Likewise.
3969 (smaxv8hi3): Likewise.
3970 (*smaxv8hi3): Likewise.
3971 (*sse4_1_smax<mode>3): Likewise.
3972 (*sse4_1_umax<mode>3): Likewise.
3973 (uminv16qi3): Likewise.
3974 (*uminv16qi3): Likewise.
3975 (sminv8hi3): Likewise.
3976 (*sminv8hi3): Likewise.
3977 (*sse4_1_smin<mode>3): Likewise.
3978 (*sse4_1_umin<mode>3): Likewise.
3980 2008-04-01 Rafael Espindola <espindola@google.com>
3982 * tree-cfg.c (verify_expr): remove in_phi.
3983 (verify_stmt): Don't call walk_tree with verify_expr. Use
3984 is_gimple_min_invariant instead of is_gimple_val.
3986 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3988 * doc/include/gpl_v3.texi: Update for manpage generation.
3989 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3991 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3992 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3993 gpl_v3.texi instead of gpl.texi.
3996 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3999 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4001 2008-04-01 Rafael Espindola <espindola@google.com>
4003 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4004 (extract_code_and_val_from_cond): Use
4005 extract_code_and_val_from_cond_with_ops.
4007 2008-04-01 Jan Hubicka <jh@suse.cz>
4009 * function.c (free_after_compilation): Free epilogue_delay_list.
4010 (prepare_function_start): Assert that previous compilation was freed.
4012 2008-04-01 Jan Hubicka <jh@suse.cz>
4013 Jim Wilson <wilson@tuliptree.org>
4014 Andreas Tobler <andreast@gcc.gnu.org>
4017 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4018 rtl.emit instead cfun->emit.
4019 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4020 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4022 2008-04-01 Ben Elliston <bje@au.ibm.com>
4024 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4026 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4028 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4030 (fprofile-use): Add var flag_profile_use
4031 * coverage.c (coverage_begin_output): Do not open a gcno file for
4032 output only if -ftest-coverage is set.
4033 Do not add getpwd() to gcda file path.
4034 (build_gcov_info): Check the new flag
4035 flag_profile_datafile_relative_path.
4036 (coverage_init): Use profile_data_prefix.
4037 Read profile counter only if flag_profile_use is set.
4038 * opts.c (common_handle_option): New option fprofile-use=,
4039 fprofile-dir=, fprofile-generate=.
4040 * toplev.c (profile_data_prefix): New variable definition.
4041 * toplev.h (profile_data_prefix): New declaration.
4042 * doc/invoke.tex (Option Summary, Optimization Options):
4045 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4047 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4048 use tmp consistently.
4051 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4052 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4053 UNSPEC_FR_RECIP_APPROX_RES.
4054 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4056 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4059 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4061 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4064 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4065 element of the vector via a pointer.
4067 2008-03-31 Ian Lance Taylor <iant@google.com>
4069 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4071 2008-03-31 Jan Hubicka <jh@suse.cz>
4073 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4074 get_arg_pointer_save_area.
4075 * expr.c (init_expr): Just clear out rtl.expr.
4076 * function.c (free_after_compilation): Clear out whole RTL structure.
4077 (get_func_frame_size): Merge into ...
4078 (get_frame_size): ... this one.
4079 (assign_stack_local_1): Merge into ...
4080 (assign_stack_local): ... this one.
4081 (expand_function_end): Update call of get_arg_pointer_save_area.
4082 (get_art_pointer_save_area): Remove cfun argument.
4083 * function.h (emit_status): regno_pointer_align does not need length
4084 attribute. Move x_regno_reg_rtx to ...
4085 (regno_reg_rtx): ... new global array.
4086 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4087 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4088 apply_args_value, forced_labels, stack_pointer_delta):
4090 (struct varasm_status): Move here from varasm.c
4091 (struct rtl_data): New. Move here some fields from struct function.
4092 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4093 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4094 used_temp_slots avail_temp_slots, temp_slot_level,
4095 nonlocal_goto_handler_labels): Update accesstors.
4096 (rtl): New global variable.
4097 (struct function): Move some fileds to rtl_data.
4098 (get_arg_pointer_save_area): Update prototype.
4099 * emit-rtl.c (rtl): Declare.
4100 (regno_reg_rtx): Declare.
4101 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4103 (gen_reg_rtx): Update.
4104 (init_virtual_regs): Do not tate emit_status argument.
4105 (init_emit): Do not allocate emit.
4106 * varasm.c (varasm_statuc): Move to function.h.
4107 (n_deferred_constatns): Update accestor.
4108 (init_varasm_status): Do not allocate varasm_status.
4109 (force_const_mem, get_pool_size, output_constant_pool): Update.
4110 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4111 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4113 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4115 PR rtl-optimization/35729
4116 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4119 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4122 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4123 load/store if memory is unaligned.
4124 (*movti_rex64): Likewise.
4126 * config/i386/predicates.md (misaligned_operand): New.
4128 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4131 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4134 2008-03-31 Jan Beulich <jbeulich@novell.com>
4136 * config/ia64/constraints.md: Add 'j' constraint.
4137 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4138 (movdi_internal): Likewise.
4140 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4143 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4145 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4148 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4149 proper error message for the third argument on blendpd and
4152 * config/i386/sse.md (blendbits): New.
4153 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4155 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4157 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4159 2008-03-30 Richard Guenther <rguenther@suse.de>
4162 * fold-const.c (fold_sign_changed_comparison): Do leave
4163 conversions to base-types alone.
4165 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4167 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4168 the link register if one altivec register is be saved.
4170 2008-03-30 Ben Elliston <bje@au.ibm.com>
4172 * final.c (final_scan_insn): Remove if (0) code.
4174 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4176 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4178 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4180 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4181 of V4SFmode to ix86_binary_operator_ok.
4183 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4185 * config/i386/i386.c (override_options): Initialize
4186 ix86_veclib_handler to ix86_veclibabi_svml when
4187 -mveclibabi=svml is used.
4188 (ix86_veclibabi_svml): New function for SVML ABI style
4189 vectorization support.
4190 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4192 2008-03-28 Rafael Espindola <espindola@google.com>
4194 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4195 (tree_binary_nonnegative_warnv_p): Make it public.
4196 (tree_single_nonnegative_warnv_p): Make it public.
4197 (tree_invalid_nonnegative_warnv_p): Make it public.
4198 (tree_unary_nonzero_warnv_p): Make it public.
4199 (tree_binary_nonzero_warnv_p): Make it public
4200 (tree_single_nonzero_warnv_p): Make it public.
4201 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4202 (extract_range_from_binary_expr): Split the expr argument.
4203 (extract_range_from_unary_expr): Split the expr argument.
4204 (extract_range_from_comparison): Split the expr argument.
4205 (extract_range_from_expr): Use the new aux functions.
4206 (vrp_evaluate_conditional_warnv): Use
4207 vrp_evaluate_conditional_warnv_with_ops.
4208 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4209 (tree_binary_nonzero_warnv_p): Declare.
4210 (tree_single_nonzero_warnv_p): Declare.
4211 (tree_expr_nonzero_warnv_p): Declare.
4212 (tree_unary_nonnegative_warnv_p): Declare.
4213 (tree_binary_nonnegative_warnv_p): Declare.
4214 (tree_single_nonnegative_warnv_p): Declare.
4215 (tree_invalid_nonnegative_warnv_p): Declare.
4217 2008-03-28 Richard Guenther <rguenther@suse.de>
4219 PR tree-optimization/30317
4220 PR tree-optimization/30911
4221 PR tree-optimization/34793
4222 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4223 (struct assert_locus_d): New member EXPR.
4224 (register_new_assert_for): Add EXPR parameter to support
4225 ASSERT_EXPR <name, expr OP limit>.
4226 (register_edge_assert_for_1): Adjust callers.
4227 (find_assert_locations): Likewise.
4228 (process_assert_insertions_for): Build condition from expression.
4229 (extract_range_from_assert): Handle ASSERT_EXPRs
4230 of the form ASSERT_EXPR <name, expr OP limit>.
4231 (register_edge_assert_for_2): New helper registering
4232 asserts for comparisons. Recognize range tests of the form
4233 (unsigned)i - CST1 OP CST2.
4234 (register_edge_assert_for_1): Use it.
4235 (register_edge_assert_for): Likewise.
4236 (needs_overflow_infinity): Integer sub-types
4237 do not need overflow infinities.
4238 (vrp_val_is_max): The extreme values of integer sub-types
4239 are those of the base type.
4240 (vrp_val_is_min): Likewise.
4241 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4244 2008-03-28 Nick Clifton <nickc@redhat.com>
4247 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4248 Return GENERAL_REGS for stack adjustment reloads.
4250 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4253 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4254 const_vector when all the vectors are constant.
4256 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4258 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4260 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4261 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4263 (s<code>_sf): Use new scc_sf attribute for opcode names.
4265 2008-03-27 Tom Tromey <tromey@redhat.com>
4267 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4268 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4269 config/spu/t-spu-elf, config/i386/t-interix,
4270 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4271 config/i386/x-darwin, config/i386/x-mingw32,
4272 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4273 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4274 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4275 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4276 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4277 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4278 config/score/t-score-elf, config/arm/t-strongarm-pe,
4279 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4280 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4281 Revert automatic dependency patch.
4283 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4286 * config/i386/i386.c (ix86_function_arg_boundary): Align
4287 decimal floating point to its natural boundary.
4289 2008-03-27 Richard Guenther <rguenther@suse.de>
4292 * fold-const.c (fold_comparison): Restrict distinct decl
4293 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4294 solely rely on operand_equal_p.
4296 2008-03-27 Richard Guenther <rguenther@suse.de>
4299 * c-common.c (handle_weak_attribute): Reject combination of
4302 2008-03-27 Richard Guenther <rguenther@suse.de>
4304 PR tree-optimization/32810
4305 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4306 conversions from DECL_INITIAL.
4307 (fold_const_aggregate_ref): Likewise from constructor elements.
4309 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4311 * tree-affine.h (aff_combination_expand): Declare.
4312 (get_inner_reference_aff): Likewise.
4313 * tree-affine.c (aff_combination_expand): Split out from
4314 tree_to_aff_combination_expand.
4315 (get_inner_reference_aff): New function.
4316 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4317 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4318 (struct lim_aux_data): sm_done field removed.
4319 (mem_ref_loc_p, mem_ref_locs_p): New types.
4320 (struct mem_ref): Added id, stored, accesses_in_loop,
4321 indep_loop, dep_loop, indep_ref, dep_ref fields.
4322 Removed is_stored, locs and next fields.
4323 (memory_accesses): New variable.
4324 (movement_possibility): Do not allow moving statements
4325 that store to memory.
4326 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4328 (determine_max_movement): For statements with memory references,
4329 find the outermost loop in that the reference is independent.
4330 (move_computations_stmt): Mark the virtual operands for renaming.
4331 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4332 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4333 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4334 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4335 create_vop_ref_mapping, analyze_memory_references,
4336 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4337 get_all_locs_in_loop, ref_always_accessed_p,
4338 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4339 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4340 store_motion_loop, store_motion): New functions.
4341 (struct vop_to_refs_elt): New type.
4342 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4343 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4344 (schedule_sm): Replaced by...
4345 (execute_sm): ... this.
4346 (determine_lsm_ref, hoist_memory_references,
4347 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4348 find_more_ref_vops, free_mem_ref, free_mem_refs,
4349 determine_lsm_loop, determine_lsm): Removed.
4350 (tree_ssa_lim_finalize): Free data structures used by store motion.
4351 (tree_ssa_lim): Call analyze_memory_references. Use
4352 store_motion instead of determine_lsm.
4354 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4356 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4357 rename tmake_file to m68hc11/t-m68hc11.
4358 (mcore): Set inhibit_libc to true.
4359 * config.host (alpha*-dec-*vms*): Set extra_programs.
4360 (interix3*): Don't use host_xmake_file.
4361 * configure.ac: Let config.gcc override inhibit_libc.
4362 * configure: Regenerate.
4364 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4365 * config/t-openbsd-thread: Remove commented out lines.
4367 * config/x-interix: Remove.
4369 * config/m68hc11/t-m68hc11-gas: Rename to...
4370 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4372 * config/mcore/t-mcore: Remove T_CFLAGS.
4373 * config/mcore/t-mcore-pe: Likewise.
4375 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4377 * configure.ac: Replace custom __GNU_SOURCE test with
4378 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4379 * aclocal.m4: Regenerate.
4380 * configure: Regenerate.
4381 * config.in: Regenerate.
4383 2008-03-27 Richard Guenther <rguenther@suse.de>
4385 * fold-const.c (target.h): Include.
4386 (fold_comparison): Fold comparison of addresses of decls
4387 that bind locally or of constants. Consolidate address folding code.
4388 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4389 results from fold_binary_to_constant.
4390 (compare_values_warnv): Likewise.
4392 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4395 * fold-const.c (fold_truthop): Check for integeral types when folding
4396 a == 0 && b == 0 and a != 0 || b != 0 .
4398 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4400 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4402 2008-03-26 Andreas Schwab <schwab@suse.de>
4404 * doc/invoke.texi: Fix use of @item vs. @itemx.
4406 2008-03-26 Tom Tromey <tromey@redhat.com>
4408 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4409 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4410 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4411 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4412 build/genconstants.o, build/genemit.o, build/genextract.o,
4413 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4414 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4417 2008-03-26 Richard Guenther <rguenther@suse.de>
4420 2008-03-26 Richard Guenther <rguenther@suse.de>
4422 * fold-const.c (target.h): Include.
4423 (fold_comparison): Fold comparison of addresses of two decls
4424 that bind locally. Consolidate address folding code.
4426 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4428 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4429 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4430 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4431 dconstsqrt2, dconstthird, dconste and/or dconst10.
4432 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4433 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4434 dconstsqrt2, dconste): Delete.
4435 (init_emit_once): Likewise. Simplify initializing dconstm1.
4437 * real.c (get_real_const): New.
4438 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4439 dconstsqrt2, dconste): Delete.
4440 (real_value_const, get_real_const): New.
4442 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4444 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4446 * config/i386/i386.c (ix86_function_arg_boundary): Check
4447 BIGGEST_ALIGNMENT instead of 128.
4448 (setup_incoming_varargs_64): Likewise.
4450 2008-03-26 Tom Tromey <tromey@redhat.com>
4452 * Makefile.in (DEPFILES): Add missing '/'.
4454 2008-03-26 Richard Guenther <rguenther@suse.de>
4456 * fold-const.c (target.h): Include.
4457 (fold_comparison): Fold comparison of addresses of two decls
4458 that bind locally. Consolidate address folding code.
4460 2008-03-26 Nick Clifton <nickc@redhat.com>
4463 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4464 not allow INT+INT as a legitimate addressing mode.
4466 2008-03-26 Richard Guenther <rguenther@suse.de>
4468 * tree-flow.h (widen_bitfield): Remove declaration.
4469 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4470 (widen_bitfield): Remove function.
4471 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4474 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4477 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4480 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4482 PR rtl-optimization/35232
4483 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4484 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4485 reg_reloaded_call_part_clobbered here.
4486 (reload_regs_reach_end_p): New function.
4487 (reload_reg_rtx_for_input): New variable.
4488 (reload_reg_rtx_for_output): Likewise.
4489 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4490 when reassigning a pseudo register. Load reloadreg from
4491 reload_reg_rtx_for_input, moving the mode and register
4493 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4494 instead of the original when deciding whether an input reload
4495 would be a no-op or whether an output reload can be deleted.
4496 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4497 when setting up new_spill_reg_store. Load it from
4498 reload_reg_rtx_for_output, moving the mode and register
4500 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4501 instead of the original when deciding whether an output reload
4502 would be a no-op. Do the same when modifying insn notes.
4503 Use rtx_equal_p instead of == to compare the registers.
4504 (inherit_piecemeal_p): Take a mode and two register numbers
4506 (emit_reload_insns): Clear new_spill_reg_store for every hard
4507 register in the reload register. Remove spill registers
4508 from reg_reloaded_valid before considering whether to record
4509 inheritance information for them. Use reload_reg_rtx_for_output
4510 instead of reg_rtx when recording output reloads. Use
4511 reload_reg_rtx_for_input instead of reg_rtx when recording
4512 input reloads. Set or clear reg_reloaded_call_part_clobbered
4513 at the same time as setting reg_reloaded_valid.
4514 (delete_output_reload): Add a new_reload_reg parameter and use it
4515 instead of rld[j].reg_rtx.
4516 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4519 2008-03-25 Tom Tromey <tromey@redhat.com>
4521 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4522 (build/genattr.o): Likewise.
4523 (build/genattrtab.o): Likewise.
4524 (build/gencodes.o): Likewise.
4525 (build/genconfig.o): Likewise.
4526 (build/genconstants.o): Likewise.
4527 (build/genemit.o): Likewise.
4528 (build/genextract.o): Likewise.
4529 (build/genflags.o): Likewise.
4531 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4533 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4534 instead of size_int for integer types.
4535 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4536 to match type of MINUS_EXPR.
4538 2008-03-25 Tom Tromey <tromey@redhat.com>
4540 * configure: Rebuilt.
4541 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4544 2008-03-25 Tom Tromey <tromey@redhat.com>
4546 * config/x-solaris (host-solaris.o): Update.
4547 * config/x-linux (host-linux.o): Update.
4548 * config/x-hpux (host-hpux.o): Update.
4549 * config/x-darwin (host-darwin.o): Update.
4550 * config/v850/t-v850e (v850-c.o): Update.
4551 * config/v850/t-v850 (v850-c.o): Update.
4552 * config/t-vxworks (vxworks.o): Update.
4553 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4554 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4555 * config/spu/t-spu-elf (spu-c.o): Update.
4557 * config/sh/t-symbian (sh-c.o): Update.
4558 (symbian.o): Update.
4559 * config/sh/t-sh (sh-c.o): Update.
4560 * config/score/t-score-elf (score7.o, score3.o): Update.
4561 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4562 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4563 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4564 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4566 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4567 * config/m32c/t-m32c (m32c-pragma.o): Update.
4568 * config/ia64/t-ia64 (ia64-c.o): Update.
4569 * config/i386/x-mingw32 (host-mingw32.o): Update.
4570 * config/i386/x-i386 (driver-i386.o): Update.
4571 * config/i386/x-darwin (host-i386-darwin.o): Update.
4572 * config/i386/x-cygwin (host-cygwin.o): Update.
4573 * config/i386/t-nwld (nwld.o): Update.
4574 * config/i386/t-netware (netware.o): Update.
4575 * config/i386/t-interix (winnt.o): Update.
4576 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4577 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4578 msformat-c.o): Update.
4579 * config/bfin/t-bfin-linux (generated_files): Add
4580 linux-sysroot-suffix.h.
4581 * config/arm/t-wince-pe (pe.o): Update.
4582 * config/arm/t-strongarm-pe (pe.o): Update.
4583 * config/arm/t-pe (pe.o): Update.
4584 * config/arm/t-arm (arm-c.o): Update.
4585 * doc/install.texi (Prerequisites): Require make 3.80.
4586 * Makefile.in: Remove .o targets.
4587 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4588 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4589 (simple_generated_h, simple_generated_c): Move earlier.
4590 (generated_files): New variable.
4591 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4592 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4593 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4594 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4595 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4596 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4597 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4598 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4599 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4600 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4601 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4602 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4604 (COMPILE.base, COMPILE): New variables.
4605 (%.o): New pattern rule.
4606 (ALL_HOST_OBJS): New variable.
4607 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4608 (dummy-checksum.o, cc1-checksum.o): Remove.
4609 (DRIVER_SHLIB): New variable.
4610 (DRIVER_DEFINES): Use it.
4611 (gencondmd.c): Move out of build/.
4612 (s-conditions): Update.
4613 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4614 (ALL_BUILD_OBJS): Likewise.
4615 (build/%.o): Use BUILDCOMPILE.
4616 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4617 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4618 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4619 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4620 build/genconfig.o, build/genconstants.o, build/genemit.o,
4621 build/genextract.o, build/genflags.o, build/genmddeps.o,
4622 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4623 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4624 build/gen-protos.o, build/scan.o, build/fix-header.o,
4625 build/scan-decls.o): Simplify.
4626 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4627 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4628 prefix.o, toplev.o): Reduce to variable setting.
4629 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4630 ($(out_object_file), gcc-options.o): New targets.
4631 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4632 * configure: Rebuilt.
4633 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4634 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4636 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4638 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4639 complain when we hit an error, return ERROR_MARK_NODE.
4641 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4643 * config/sh/constraints.md (Pso, Psz): New constraints.
4644 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4645 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4647 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4649 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4650 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4652 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4654 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4655 (prefetch_sh2a): New.
4657 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4658 Naveen.H.S <naveen.hs@kpitcummins.com>
4660 * config/sh/constraints.md (I28): New constraint.
4661 * config/sh/sh.c (broken_move): Add support for movi20s.
4662 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4664 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4665 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4666 Naveen.H.S <naveen.hs@kpitcummins.com>
4668 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4669 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4670 (print_operand): Handle resbank in %@ operand code.
4671 (sh_encode_section_info): New.
4672 (push_regs): Add conditions for resbank.
4673 (sh_expand_epilogue): Likewise.
4674 (sh_insert_attributes): Likewise.
4675 (sh_attribute_table): Likewise.
4676 (sh_handle_resbank_handler_attribute): New.
4677 (sh2a_handle_function_vector_handler_attribute): New.
4678 (sh2a_is_function_vector_call): New.
4679 (sh2a_get_function_vector_number): New.
4680 (sh2a_function_vector_p): New.
4681 (sh_cfun_resbank_handler_p): New.
4682 * config/sh/sh.md (calli): Emit jsr/n if possible.
4683 (calli_tbr_rel): New.
4684 (calli_pcrel): Emit jsr/n if possible.
4685 (return_i): Emit rts/n if possible.
4686 (call_valuei_tbr_rel): New.
4687 (call_valuei_pcrel): Add condition for SH2A target.
4688 (call_value): Likewise.
4689 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4690 (sh2a_get_function_vector_number): Likewise.
4691 (sh2a_is_function_vector_call): Likewise.
4692 * doc/extend.texi: Document TBR relative addressing of SH2A.
4693 (resbank): Add description for SH2A.
4695 2008-03-24 Richard Guenther <rguenther@suse.de>
4698 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4699 pointer assignments change conversions according to middle-end rules.
4700 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4701 * configure.ac: Include type checking in yes.
4702 * configure: Regenerate.
4704 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4706 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4707 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4709 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4711 * gthr-vxworks.h (UNUSED): Define.
4713 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4715 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4717 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4719 * doc/extend.texi (Function Attributes): Add missing comma in the
4720 example of the "alloc_size" attribute.
4722 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4725 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4727 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4730 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4733 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4734 of the underlying type of a MS bitfield layout to the natural
4735 alignment of the type.
4737 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4739 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4740 to their natural alignment to avoid store forwarding stalls.
4742 2008-03-22 Richard Guenther <rguenther@suse.de>
4744 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4745 For PHI nodes verify the address is invariant.
4746 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4747 (get_symbol_constant_value): Use is_gimple_min_invariant.
4748 (maybe_fold_stmt_indirect): Likewise.
4750 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4752 PR rtl-optimization/33927
4753 * Makefile.in (dse.o): Depend on $(TM_P_H).
4754 * expr.h (extract_low_bits): Declare.
4755 * expmed.c (extract_low_bits): New function.
4756 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4757 * dse.c: Include tm_p.h.
4758 (find_shift_sequence): Remove the read_reg argument and return the
4759 read value. Emit the instructions instead of returning them.
4760 Iterate on new_mode rather than calculating it each time.
4761 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4762 source to NEW_MODE and extract_low_bits to convert the shifted
4764 (replace_read): Allow the load and store to have different mode
4765 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4766 or extraction instructions before trying the replacement. Update
4767 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4769 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4771 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4772 to their natural alignment to avoid store forwarding stalls.
4774 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4777 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4778 encouraging but not allowing gprs for input;
4779 change the input constraint to !f#r.
4780 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4782 change the output constraint to !f#r.
4784 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4787 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4788 corresponding post-reload splitters.
4789 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4790 when x87 FP math is selected.
4791 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4792 New function prototype.
4793 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4794 unreachable function to ease macroization of insn patterns.
4796 2008-03-21 Martin Jambor <mjambor@suse.cz>
4798 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4799 reference dumps if ddr is NULL or dependence is unknown.
4801 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4803 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4804 unsigned extension into account.
4805 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4806 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4807 Do computations on a scratch register.
4809 2008-03-21 Richard Guenther <rguenther@suse.de>
4811 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4812 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4813 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4814 * tree-ssa-dom.c (record_equality): Likewise.
4815 * tree-inline.c (copy_body_r): Likewise.
4816 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4819 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4821 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4822 as 'delete_unused' argument.
4824 2008-03-20 Richard Guenther <rguenther@suse.de>
4826 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4827 special casing of constant qualifiers.
4828 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4829 care about them in general.
4830 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4831 regardless of their type.
4832 (fold_stmt_r): Forcefully fold *& if we end up with that.
4834 2008-03-20 Paul Brook <paul@codesourcery.com>
4836 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4837 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4839 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4841 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4842 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4844 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4846 * common.opt (Wmudflap): New option.
4847 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4848 (mx_register_decls): Likewise.
4849 (mudflap_finish_file): Likewise.
4850 * doc/invoke.texi: Document -Wno-mudflap.
4852 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4854 * c-format.c (replace_format_name_to_system_name): New.
4856 (convert_format_name_to_system_name): New.
4857 (decode_format_attr): Add use of convert_format_name_to_system_name.
4858 (format_types_orig): Add gnu_ prefix to names.
4859 (check_format_info_main): Special treating of \0 escaped names for
4860 supporting multi-character format specifiers as I32, I64.
4861 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4862 (gnu_target_overrides_format_attributes): New.
4863 * c-format.h: Add structure target_ovr_attr to hold
4864 system specific formatter names.
4865 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4866 msformat-c.o file to c_target_objs and cxx_target_objs.
4867 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4868 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4869 (TARGET_N_FORMAT_TYPES): New.
4870 * config/i386/msformat-c.c: New.
4871 * config/i386/t-cygming: Add build rule for msformat-c.o.
4872 * doc/extend.texi: Add new format names gnu_* and ms_* and
4874 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4876 2008-03-20 Ira Rosen <irar@il.ibm.com>
4878 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4879 optimizations turned on under -O3.
4880 (ftree-vectorize): Add that the flag is turned on with -O3.
4882 2008-03-20 Ben Elliston <bje@au.ibm.com>
4884 * regmove.c (try_auto_increment): Fix spelling error in comment.
4885 * final.c (final_scan_insn): Likewise.
4887 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4890 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4891 allocator preferences for "y" and "r" class registers.
4892 ("*mov<mode>_internal"): Ditto.
4893 ("*movv2sf_internal_rex64"): Ditto.
4894 ("*movv2sf_internal"): Ditto.
4896 2008-03-19 Michael Matz <matz@suse.de>
4899 * calls.c (expand_call): Check overlap of arguments with call
4900 address for sibcalls.
4902 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4905 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4906 of the underlying type of a MS bitfield layout to the natural
4907 alignment of the type.
4909 2008-03-19 Jan Hubicka <jh@suse.cz>
4912 * toplev.c (decode_d_option): Handle all CPP flags.
4913 * tree-vrp.c: Update tree_pass descriptors.
4914 * regrename.c: Update tree_pass descriptors.
4915 * fwprop.c: Update tree_pass descriptors.
4916 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4917 * tree-into-ssa.c: Update tree_pass descriptors.
4918 * tree-dump.c: Update tree_pass descriptors.
4919 * tree-complex.c: Update tree_pass descriptors.
4920 * tree-dump.h: Update tree_pass descriptors.
4921 * see.c: Update tree_pass descriptors.
4922 * cgraphbuild.c: Update tree_pass descriptors.
4923 * tracer.c: Update tree_pass descriptors.
4924 * tree-loop-distribution.c: Update tree_pass descriptors.
4925 * cgraph.c: Update tree_pass descriptors.
4926 * postreload-gcse.c: Update tree_pass descriptors.
4927 * postreload.c: Update tree_pass descriptors.
4928 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4929 * tree-tailcall.c: Update tree_pass descriptors.
4930 * tree-pass.h (tree_opt_pass): Rename to ...
4931 (opt_pass) ... this one; add "type" field and remove letter field.
4932 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4933 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4934 all_lowering_passes): Update declaration.
4935 * ipa-cp.c: Update tree_pass descriptors.
4936 * final.c: Update tree_pass descriptors.
4937 * omp-low.c: Update tree_pass descriptors.
4938 * tree-ssa-dse.c: Update tree_pass descriptors.
4939 * ipa-reference.c: Update tree_pass descriptors.
4940 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4941 * auto-inc-dec.c: Update tree_pass descriptors.
4942 * reorg.c: Update tree_pass descriptors.
4943 * cgraphunit.c: Update tree_pass descriptors.
4944 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4945 * tree-ssa-ccp.c: Update tree_pass descriptors.
4946 * df-core.c: Update tree_pass descriptors.
4947 * mode-switching.c: Update tree_pass descriptors.
4948 * tree-nomudflap.c: Update tree_pass descriptors.
4949 * modulo-sched.c: Update tree_pass descriptors.
4950 * ipa-pure-const.c: Update tree_pass descriptors.
4951 * cse.c: Update tree_pass descriptors.
4952 * web.c: Update tree_pass descriptors.
4953 * tree-stdarg.c: Update tree_pass descriptors.
4954 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4955 * tree-ssa-dom.c: Update tree_pass descriptors.
4956 * tree-nrv.c: Update tree_pass descriptors.
4957 * tree-ssa-alias.c: Update tree_pass descriptors.
4958 * loop-init.c: Update tree_pass descriptors.
4959 * gimple-low.c: Update tree_pass descriptors.
4960 * ipa-inline.c: Update tree_pass descriptors.
4961 * tree-ssa-sink.c: Update tree_pass descriptors.
4962 * global.c: Update tree_pass descriptors.
4963 * ifcvt.c: Update tree_pass descriptors.
4964 * jump.c: Update tree_pass descriptors.
4965 * predict.c: Update tree_pass descriptors.
4966 * tree-ssa-loop.c: Update tree_pass descriptors.
4967 * recog.c: Update tree_pass descriptors.
4968 * dse.c: Update tree_pass descriptors.
4969 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4970 * tree-eh.c: Update tree_pass descriptors.
4971 * regmove.c: Update tree_pass descriptors.
4973 * function.c: Update tree_pass descriptors.
4974 * tree-vectorizer.c: Update tree_pass descriptors.
4975 * gcse.c: Update tree_pass descriptors.
4976 * ipa-type-escape.c: Update tree_pass descriptors.
4977 * tree-if-conv.c: Update tree_pass descriptors.
4978 * init-regs.c: Update tree_pass descriptors.
4979 * ipa.c: Update tree_pass descriptors.
4980 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4981 * rtl-factoring.c: Update tree_pass descriptors.
4982 * lower-subreg.c: Update tree_pass descriptors.
4983 * bt-load.c: Update tree_pass descriptors.
4984 * tree-dfa.c: Update tree_pass descriptors.
4985 * except.c: Update tree_pass descriptors.
4986 * emit-rtl.c: Update tree_pass descriptors.
4987 * cfgexpand.c: Update tree_pass descriptors.
4988 * tree-cfgcleanup.c: Update tree_pass descriptors.
4989 * cfgcleanup.c: Update tree_pass descriptors.
4990 * tree-ssa-pre.c: Update tree_pass descriptors.
4991 * tree-sra.c: Update tree_pass descriptors.
4992 * tree-mudflap.c: Update tree_pass descriptors.
4993 * tree-ssa-copy.c: Update tree_pass descriptors.
4994 * cfglayout.c: Update tree_pass descriptors.
4995 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4996 * tree-ssa-dce.c: Update tree_pass descriptors.
4997 * tree-ssa.c: Update tree_pass descriptors.
4998 * regclass.c: Update tree_pass descriptors.
4999 * integrate.c: Update tree_pass descriptors.
5000 * tree-optimize.c: Update tree_pass descriptors.
5001 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5002 * tree-object-size.c: Update tree_pass descriptors.
5003 * combine.c: Update tree_pass descriptors.
5004 * tree-outof-ssa.c: Update tree_pass descriptors.
5005 * bb-reorder.c: Update tree_pass descriptors.
5006 * stack-ptr-mod.c: Update tree_pass descriptors.
5007 * var-tracking.c: Update tree_pass descriptors.
5008 * tree-profile.c: Update tree_pass descriptors.
5009 * tree-vect-generic.c: Update tree_pass descriptors.
5010 * reg-stack.c: Update tree_pass descriptors.
5011 * sched-rgn.c: Update tree_pass descriptors.
5012 * tree-ssa-structalias.c: Update tree_pass descriptors.
5013 * tree-cfg.c: Update tree_pass descriptors.
5014 * passes.c (current_pass): Update declaration.
5015 (finish_optimization_passes): Update.
5016 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5017 (register_one_dump_file, register_dump_files_1, next_pass_1):
5019 (init_optimization_passes): Update handling of new types.
5020 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5021 * ipa-struct-reorg.c: Update tree_pass descriptors.
5022 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5023 * combine-stack-adj.c: Update tree_pass descriptors.
5024 * cfgrtl.c: Update tree_pass descriptors.
5025 * dce.c: Update tree_pass descriptors.
5026 * tree-ssanames.c: Update tree_pass descriptors.
5028 2008-03-19 Richard Guenther <rguenther@suse.de>
5031 * tree-ssa.c (walk_data): New structure.
5032 (warn_uninitialized_var): If not always_executed warn with "maybe"
5034 (execute_early_warn_uninitialized): Compute post-dominators.
5035 Initialize always_executed before processing each basic block.
5037 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5040 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5041 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5043 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5045 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5047 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5049 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5051 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5052 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5053 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5054 target after ignore has been set, and move there also the commputation
5055 of subtarget and original_target.
5056 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5057 (LANG_HOOKS_INITIALIZER): Remove it.
5058 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5060 2008-03-18 Richard Guenther <rguenther@suse.de>
5062 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5063 found an expression with constants, note that in the VN for the lhs.
5064 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5065 fold them to constants if possible. Run cleanup_cfg if done so.
5066 (execute_pre): Return todo.
5068 (execute_fre): Likewise.
5069 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5071 (get_prop_source_stmt): Look through pointer conversions.
5073 2008-03-18 Jan Hubicka <jh@suse.cz>
5075 * tree-pretty-print.c: Include predict.h.
5076 (dump_generic_node): Dump predictor.
5077 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5078 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5079 * gimple-low.c (lower_stmt): Likewise.
5080 * expr.c (expand_expr_real): Likewise.
5081 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5083 (build_predict_expr, build_predict_expr): New.
5084 * predict.h (predictor_name, build_predict_expr): Update.
5085 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5086 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5087 * predict.def (PRED_CONTINUE): Update hitrate.
5088 * tree.def (PREDICT_EXPR): Define.
5089 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5090 do not handle BIND_EXPR.
5091 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5092 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5093 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5096 2008-03-18 Michael Matz <matz@suse.de>
5098 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5100 2008-03-18 Richard Guenther <rguenther@suse.de>
5102 * tree-gimple.h (is_gimple_invariant_address): Declare.
5103 (is_gimple_constant): Likewise.
5104 * tree-gimple.c (is_gimple_constant): New function.
5105 (is_gimple_invariant_address): Likewise.
5106 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5107 and is_gimple_invariant_address.
5108 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5110 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5111 an addressable base.
5113 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5116 * gimplify.c (gimplify_expr): Gimplify second operand of
5119 2008-03-17 Richard Guenther <rguenther@suse.de>
5121 PR tree-optimization/19637
5122 * fold-const.c (fold_unary): Remove restrictions of removing
5123 intermediate pointer-conversions (P2)(P1)P0.
5124 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5125 conversion to void pointer.
5126 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5128 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5131 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5132 emulated thread local variables.
5134 2008-03-16 Richard Guenther <rguenther@suse.de>
5137 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5138 expand TREE_INVARIANT operations that are not gimple invariant.
5140 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5142 * doc/extend.texi (Alignment): Say that the ABI controls
5143 the __alignof__ for non-strict-alignment targets rather
5144 than being a recommendation.
5146 2008-03-15 Paul Brook <paul@codesourcery.com>
5148 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5150 (arm_output_fn_unwind): Mark functions that can not be unwound.
5152 2008-03-15 Paul Brook <paul@codesourcery.com>
5154 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5155 extension instructions.
5157 2008-03-15 Richard Guenther <rguenther@suse.de>
5159 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5160 and fold constant aggregate refs.
5161 (fold_const_aggregate_ref): Handle string constants
5162 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5163 (evaluate_stmt): Simplify now that ccp_fold folds constant
5166 2008-03-15 Paul Brook <paul@codesourcery.com>
5168 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5169 (extzv): Use gen_extzv_t2.
5170 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5172 2008-03-15 Richard Guenther <rguenther@suse.de>
5174 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5175 (fold_const_aggregate_ref): Likewise.
5176 (get_value): Return NULL if we don't have any values.
5177 (ccp_finalize): Set const_val to NULL after freeing it.
5178 * tree-flow.h (get_symbol_constant_value): Declare.
5179 (fold_const_aggregate_ref): Likewise.
5180 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5182 2008-03-15 Richard Guenther <rguenther@suse.de>
5185 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5186 to not produce negative array indices if not allowed. Add
5187 parameter to indicate that.
5188 (maybe_fold_offset_to_component_ref): Allow negative array
5189 indices only for the first member of a structure.
5190 (maybe_fold_offset_to_reference): Allow negative array indices.
5191 (maybe_fold_stmt_addition): Likewise.
5193 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5194 Anatoly Sokolov <aesok@post.ru>
5196 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5197 (avr_arch): Add ARCH_AVR6.
5198 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5199 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5200 instead of fixed value 2.
5201 (print_operand_address): Use gs() asm specifier instead of pm().
5202 (avr_assemble_integer): (Ditto.).
5203 (avr_output_addr_vec_elt): (Ditto.).
5204 (print_operand): Handle "!" code.
5205 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5206 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5207 (AVR_HAVE_EIJMP_EICALL): Define.
5208 (AVR_3_BYTE_PC): Redefine.
5209 (AVR_2_BYTE_PC): (Ditto.).
5210 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5211 (LINK_SPEC): Add atmega2560 and atmega2561.
5212 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5214 * config/avr/avr.md (call_insn): Use eicall instead of icall
5215 for 3 byte PC devices.
5216 (call_value_insn): (Ditto.).
5217 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5218 (indirect_jump): Use only for for 2 byte PC devices.
5219 (*tablejump): (Ditto.).
5220 (*indirect_jump_avr6): Add insn.
5221 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5222 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5223 instead of ijmp for 3 byte PC devices.
5224 (__tablejump2__): (Ditto.).
5225 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5226 (MULITLIB_DIRNAMES): (Ditto.).
5227 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5229 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5231 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5232 "sse2_umulsidi3". Use V1DI mode for operand 0.
5233 ("mmx_psadbw"): Use V1DI mode for operand 0.
5234 * config/i386/i386-modes.def (V1SI): New vector mode.
5235 * config/i386/i386.c (struct builtin_description)
5236 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5237 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5238 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5239 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5240 v1di_ftype_v8qi_v8qi type.
5241 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5243 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5244 __builtin_ia32_pmuludq]: Fix the mode of return value.
5246 2008-03-15 Richard Guenther <rguenther@suse.de>
5249 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5252 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5254 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5255 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5256 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5257 unless TARGET_SERIALIZE_VOLATILE is enabled.
5258 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5259 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5260 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5262 2008-03-14 Richard Guenther <rguenther@suse.de>
5264 PR tree-optimization/34172
5265 * tree-flow.h (refs_may_alias_p): Declare.
5266 (get_single_def_stmt): Likewise.
5267 (get_single_def_stmt_from_phi): Likewise.
5268 (get_single_def_stmt_with_phi): Likewise.
5269 * tree-dfa.c (refs_may_alias_p): New function.
5270 (get_single_def_stmt): Likewise.
5271 (get_single_def_stmt_from_phi): Likewise.
5272 (get_single_def_stmt_with_phi): Likewise.
5273 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5274 (vn_reference_lookup_1): New helper function.
5275 (vn_reference_lookup): Walk the virtual use-def chain to
5276 continue searching for a match if the def does not alias the
5277 reference we are looking for.
5279 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5281 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5282 archive and Perzl. Update The Written Word listing.
5284 2008-03-14 Richard Guenther <rguenther@suse.de>
5286 PR tree-optimization/34043
5287 PR tree-optimization/33989
5288 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5290 (bitmap_find_leader): Use extra argument to verify dominance
5291 relationship inside a basic-block.
5292 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5293 (find_leader_in_sets): Adjust.
5294 (create_component_ref_by_pieces): Take extra argument for
5295 dominance check, handle lookup failures.
5296 (find_or_generate_expression): Likewise.
5297 (create_expression_by_pieces): Likewise.
5298 (insert_into_preds_of_block): Adjust.
5299 (create_value_expr_from): If asked for, verify all operands
5300 are in the blocks AVAIL_OUT set.
5301 (make_values_for_stmt): Check for SSA_NAMEs that are life
5302 over an abnormal edge.
5303 (compute_avail): Remove such check.
5304 (do_SCCVN_insertion): New function.
5305 (eliminate): If we do not find a leader suitable for replacement
5306 insert a replacement expression from SCCVN if available.
5307 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5308 (struct vn_ssa_aux): Add needs_insertion flag.
5309 * tree-ssa-sccvn.c (may_insert): New global flag.
5310 (copy_reference_ops_from_ref): Value-number union member access
5311 based on its size, not type and member if insertion is allowed.
5312 (visit_reference_op_load): For a weak match from union type
5313 punning lookup a view-converted value and insert a SSA_NAME
5314 for that value if that is not found.
5315 (visit_use): Make dumps shorter. Do not disallow value numbering
5316 SSA_NAMEs that are life over an abnormal edge to constants.
5317 (free_scc_vn): Release inserted SSA_NAMEs.
5318 (run_scc_vn): New flag to specify whether insertion is allowed.
5319 Process SSA_NAMEs in forward order.
5320 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5321 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5322 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5323 pointer type to/from integral types that do not change the
5324 precision to regular conversions.
5326 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5328 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5329 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5330 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5331 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5332 input arguments and the mode of return value. Built-in functions
5333 that operate on whole 64-bit MMX register now use V1DI mode.
5335 2008-03-13 Alon Dayan <alond@il.ibm.com>
5336 Olga Golovanevsky <olga@il.ibm.com>
5338 PR tree-optimization/35041
5339 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5340 to locate the right position in a statement.
5342 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5346 * config/i386/xmmintrin.h: Change all static inline functions to
5347 extern inline and add __gnu_inline__ attribute.
5348 * config/i386/bmintrin.h: Ditto.
5349 * config/i386/smmintrin.h: Ditto.
5350 * config/i386/tmmintrin.h: Ditto.
5351 * config/i386/mmintrin-common.h: Ditto.
5352 * config/i386/ammintrin.h: Ditto.
5353 * config/i386/emmintrin.h: Ditto.
5354 * config/i386/pmmintrin.h: Ditto.
5355 * config/i386/mmintrin.h: Ditto.
5356 * config/i386/mm3dnow.h: Ditto.
5358 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5361 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5362 (lower_omp_2): New function.
5363 (lower_omp_1, lower_omp): Rewritten.
5365 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5368 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5369 with the phrase "Microsoft Windows compilers".
5370 (Push/Pop Macro Pragmas): New subsection. Document
5371 #pragma push_macro and pragma pop_macro.
5373 2008-03-12 Paul Brook <paul@codesourcery.com>
5375 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5377 2008-03-12 Paul Brook <paul@codesourcery.com>
5379 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5380 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5381 (thumb2_addsi_shortim): Rename ...
5382 (thumb2_addsi_short): ... to this. Allow register operands.
5383 (thumb2_subsi_short): New pattern.
5384 (thumb2_one_cmplsi2_short,
5385 thumb2_negsi2_short): New patterns and peepholes.
5387 2008-03-12 Paul Brook <paul@codesourcery.com>
5389 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5391 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5393 * config/i386/i386.md (int_cond): New code iterator.
5395 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5396 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5397 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5398 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5399 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5400 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5401 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5402 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5404 2008-03-12 Paul Brook <paul@codesourcery.com>
5406 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5407 instead of {arm,thumb}_compute_save_reg_mask.
5408 (output_return_instruction): Ditto.
5409 (thumb_unexpanded_epilogue): Ditto.
5410 (thumb1_expand_prologue): Ditto.
5411 (thumb1_output_function_prologue): Ditto.
5412 (arm_set_return_address): Ditto.
5413 (thumb_set_return_address): Ditto.
5414 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5415 regs to achieve stack alignment.
5416 (thumb1_compute_save_reg_mask): Fix compiler warning.
5417 (arm_output_epilogue): Use offsets->saved_regs_mask.
5418 Adjust stack pointer by poping call clobered registers.
5419 (arm_expand_prologue): Use offsets->saved_regs_mask.
5420 Adjust stack pointer by pushing extra registers.
5421 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5423 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5426 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5427 conversion to the operands of a multiplication.
5429 2008-03-12 Richard Guenther <rguenther@suse.de>
5431 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5432 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5433 * timevar.def (TV_TREE_PHIPROP): Add.
5434 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5435 pass description. Use TV_TREE_PHIPROP.
5436 * tree-ssa-forwprop.c: Remove phiprop code.
5438 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5441 * omp-low.c (maybe_lookup_decl): Constify first argument.
5442 (use_pointer_for_field): Change last argument from bool to
5443 omp_context *. Disallow shared copy-in/out in nested
5444 parallel if decl is shared in outer parallel too.
5445 (build_outer_var_ref, scan_sharing_clauses,
5446 lower_rec_input_clauses, lower_copyprivate_clauses,
5447 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5449 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5450 Ira Rosen <irar@il.ibm.com>
5452 * tree-vectorizer.c (free_stmt_vec_info): New function.
5453 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5454 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5455 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5456 * tree-vect-transform.c (vectorizable_conversion): Free
5457 vec_oprnds0 if it was allocated.
5458 (vect_permute_store_chain): Remove unused VECs.
5459 (vectorizable_store): Free VECs that are allocated in the..
5461 (vect_transform_strided_load, vectorizable_load): Likewise.
5462 (vect_remove_stores): Simplify the code.
5463 (vect_transform_loop): Move code to vect_remove_stores().
5464 Call vect_remove_stores() and free_stmt_vec_info().
5466 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5468 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5469 TARGET_HPUX. Revise comment.
5470 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5471 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5472 Use sr4 variant of `be' instruction when not generating PIC code.
5473 (attr_length_call): Adjust for above change.
5475 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5477 * ipa-reference.c (static_execute): Remove module_statics_const and
5478 associated setting code.
5480 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5483 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5484 predicate for operand 1.
5485 (paritysi2_cmp): Use register_operand predicate for operand 2.
5486 Use earlyclobber modifier for operand 1. Remove support for
5488 (paritydi2_cmp): Use register_operand predicate for operand 3.
5489 Use earlyclobber modifier for operand 1. Remove support for
5492 2008-03-11 Paul Brook <paul@codesourcery.com>
5493 Vladimir Prus <vladimir@codesourcery.com>
5495 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5496 (arm_compute_save_reg0_reg12_mask): Always
5497 check if register 11 must be saved. Always safe hard frame pointer
5498 when frame_pointer_needeed.
5499 (arm_compute_save_reg_mask): Save IP and PC
5500 only with apcs frames.
5501 (arm_output_epilogue): Adjust Thumb2 codepath to
5502 be also invoked and work for ARM non-apcs frames.
5503 (arm_expand_prologue): Don't bother saving IP
5504 for non-apcs frame, since it's not clobbered by
5505 prologue code. Implement non-apcs frame
5508 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5510 PR rtl-optimization/35281
5511 * expr.c (convert_move): Use a new pseudo for the intermediate
5512 from_mode->word_mode result.
5514 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5516 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5517 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5518 * toplev.c (compile_file): Don't call it.
5520 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5523 * expr.c (store_expr): Call emit_block_move if the mode
5524 of "temp" RTX is BLKmode.
5526 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5527 Richard Guenther <rguenther@suse.de>
5529 PR tree-optimization/31358
5530 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5531 the step with a NULL_TREE.
5532 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5533 to sizetype if type is a pointer type.
5534 (add_candidate_1): Don't convert the base and step to
5535 the generic type if the orginal type is a pointer type.
5536 (add_iv_value_candidates): Use sizetype for the step
5537 if type is a pointer type.
5538 (cand_value_at): Likewise.
5539 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5541 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5542 Don't convert the tem affine to the type.
5543 (add_elt_to_tree): Use sizetype for the step if a pointer.
5544 Use POINTER_PLUS_EXPR for pointers.
5545 (aff_combination_to_tree): Use sizetype for the step if a
5548 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5550 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5551 Remove commutativity hint.
5553 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5557 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5558 errorneous type. Check that v is a VAR_DECL.
5561 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5563 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5565 PR tree-optimization/35494
5566 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5567 may be overriden at link and run time.
5569 2008-03-10 Richard Guenther <rguenther@suse.de>
5571 PR tree-optimization/34677
5572 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5573 (poolify_tree): Likewise.
5574 (modify_expr_template): Likewise.
5575 (poolify_modify_stmt): Likewise.
5576 (insert_fake_stores): Handle all component-ref style stores
5577 in addition to INDIRECT_REF. Also handle complex types.
5578 Do not poolify the inserted load.
5579 (realify_fake_stores): Do not rebuild the tree but only
5580 make it a SSA_NAME copy.
5581 (init_pre): Remove initialzation of modify_expr_template.
5582 Do not allocate modify_expr_node_pool.
5583 (fini_pre): Do not free modify_expr_node_pool.
5585 2008-03-10 Paul Brook <paul@codesourcery.com>
5587 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5590 2008-03-10 Paul Brook <paul@codesourcery.com>
5591 Mark Shinwell <shinwell@codesourcery.com>
5593 * config/arm/cortex-r4.md: New.
5594 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5596 * config/arm/arm.md: Include cortex-r4.md.
5597 (insn): Add smmls, sdiv and udiv values.
5598 (generic_sched): Don't use generic scheduling for Cortex-R4.
5599 (arm_issue_rate): New function.
5600 (TARGET_SCHED_ISSUE_RATE): Define.
5602 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5604 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5606 2008-03-10 Richard Guenther <rguenther@suse.de>
5608 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5609 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5611 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5613 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5614 Set default to true.
5616 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5618 * c.opt (Wsynth): Deprecate.
5619 * doc/invoke.texi (Option Summary, Warning Options): Document
5620 -Wno-format-contains-nul.
5622 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5625 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5626 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5628 2008-03-09 Ira Rosen <irar@il.ibm.com>
5630 * config/rs6000/rs6000.c (builtin_description): Rename vector
5631 left shift operations.
5632 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5633 (altivec_vsl<VI_char>): Rename to ...
5634 (ashl<mode>3): ... new name.
5635 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5637 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5639 2008-03-08 Richard Guenther <rguenther@suse.de>
5641 * coverage.h (tree_coverage_counter_addr): Declare.
5642 * coverage.c (tree_coverage_counter_addr): New function.
5643 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5645 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5646 (tree_gen_one_value_profiler): Likewise.
5647 (tree_gen_ic_profiler): Likewise.
5648 (tree_gen_average_profiler): Likewise.
5649 (tree_gen_ior_profiler): Likewise.
5651 2008-03-08 Richard Guenther <rguenther@suse.de>
5653 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5654 (vn_binary_op_insert): Likewise.
5655 (vn_unary_op_lookup): Likewise.
5656 (vn_unary_op_insert): Likewise.
5657 (vn_nary_op_lookup): Declare.
5658 (vn_nary_op_insert): Likewise.
5659 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5660 and binary hashes, use a single obstack for unary_op_pool
5662 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5663 a single struct vn_nary_op_s. Store tree code length and
5664 a variable number of operands.
5665 (struct vn_reference_op_struct): Remove unused op2.
5666 (vn_reference_op_eq): Do not compare op2.
5667 (vn_reference_op_compute_hash): Do not compute hash of op2.
5668 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5669 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5670 with vn_nary_op_compute_hash.
5671 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5672 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5674 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5676 (visit_unary_op): Call nary functions.
5677 (visit_binary_op): Likewise.
5678 (process_scc): Adjust for struct vn_tables_s changes.
5679 (allocate_vn_table): Likewise.
5680 (free_vn_table): Likewise.
5681 * tree-vn.c (vn_add): Call nary functions.
5682 (vn_lookup): Likewise.
5684 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5687 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5688 wdst back after sync_compare_and_swapqhi_internal.
5690 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5693 * config/i386/i386-modes.def (V1DI): New vector mode.
5694 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5695 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5696 (MMXMODE248): Ditto.
5697 (MMXMODE): Add V1DI mode.
5698 (mmxvecsize): Change DI mode to V1DI mode.
5699 ("mov<mode>): Use MMXMODEI8 mode iterator.
5700 ("*mov<mode>_internal_rex64"): Ditto.
5701 ("*mov<mode>_internal"): Ditto.
5702 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5703 ("mmx_sub<mode>3"): Ditto.
5704 ("mmx_adddi3"): Remove insn pattern.
5705 ("mmx_subdi3"): Ditto.
5706 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5707 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5708 ("mmx_ashl<mode>3"): Ditto.
5709 ("mmx_lshrdi3"): Remove insn pattern.
5710 ("mmx_ashldi3"): Ditto.
5711 * config/i386/i386.c (classify_argument): Handle V1DImode.
5712 (function_arg_advance_32): Ditto.
5713 (function_arg_32): Ditto.
5714 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5715 mmx_addv1di3 insn pattern.
5716 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5717 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5718 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5719 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5720 Remove definitions of built-in functions.
5721 (V1DI_type_node): New node.
5722 (v1di_ftype_v1di_int): Ditto.
5723 (v1di_ftype_v1di_v1di): Ditto.
5724 (v2si_ftype_v2si_si): Ditto.
5725 (v4hi_ftype_v4hi_di): Remove node.
5726 (v2si_ftype_v2si_di): Ditto.
5727 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5728 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5729 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5730 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5731 Add new builtins using def_builtin_const.
5732 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5733 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5734 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5735 * config/i386/mmintrin.h (__v1di): New typedef.
5736 (_mm_add_si64): Cast arguments to __v1di type.
5737 (_mm_sub_si64): Ditto.
5738 (_mm_sll_pi16): Cast __count to __v4hi type.
5739 (_mm_sll_pi32): Cast __count to __v2si type.
5740 (_mm_sll_si64): Cast arguments to __v1di type.
5741 (_mm_srl_pi16): Cast __count to __v4hi type.
5742 (_mm_srl_pi32): Cast __count to __v2si type.
5743 (_mm_srl_si64): Cast arguments to __v1di type.
5744 (_mm_sra_pi16): Cast __count to __v4hi type.
5745 (_mm_sra_pi32): Cast __count to __v2si type.
5746 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5747 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5748 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5749 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5750 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5751 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5752 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5753 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5754 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5755 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5756 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5757 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5759 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5761 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5763 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5766 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5767 reg+const addressing for Altivec modes. Don't generate reg+reg
5768 addressing for TFmode or TDmode quantities.
5770 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5772 * c-common.c (vector_types_convertible_p): Call langhook
5773 instead of comptypes.
5775 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5778 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5779 integral and scalar float variables which have a
5782 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5784 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5785 dwarf_register_span hook when emitting unwind information for
5786 register-to-memory saves.
5787 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5788 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5790 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5792 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5793 for the same VAR_DECL.
5795 2008-03-06 Tom Tromey <tromey@redhat.com>
5798 * doc/standards.texi (Standards): Don't mention treelang.
5799 * doc/invoke.texi (Overall Options): Don't mention treelang.
5800 * doc/install.texi (Prerequisites): Don't mention bison or
5802 (Configuration): Don't mention treelang.
5803 (Building): Likewise.
5804 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5806 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5808 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5809 word-extractions out of a multi-word object.
5811 2008-03-06 Richard Guenther <rguenther@suse.de>
5813 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5814 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5815 result type and precision.
5816 * expr.c (get_inner_reference): Set unsignedp based on the result
5817 type of BIT_FIELD_REF.
5818 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5819 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5820 (try_instantiate_multiple_fields): Likewise. Use the correct type
5822 (sra_build_assignment): Likewise.
5823 (sra_build_elt_assignment): Likewise.
5824 (sra_explode_bitfield_assignment): Likewise.
5825 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5826 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5827 set BIT_FIELD_REF_UNSIGNED.
5828 (vectorizable_load): Likewise.
5830 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5832 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5835 2008-03-06 Richard Guenther <rguenther@suse.de>
5837 * alias.c (struct alias_set_entry): Move has_zero_child field
5838 to pack with alias_set.
5840 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5842 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5845 2008-03-05 Ian Lance Taylor <iant@google.com>
5847 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5849 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5851 * fwprop.c (update_df): Support width and offset parameters of
5853 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5854 global_conflicts): Change DF_REF_EXTRACT to either
5855 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5856 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5857 * df-scan.c (df_ref_record, df_defs_record,
5858 df_ref_create_structure, df_def_record_1, df_uses_record,
5859 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5860 df_bb_refs_collect, df_entry_block_defs_collect,
5861 df_exit_block_uses_collect): Support new width and offset fields.
5862 (ref_extract_pool): New storage pool.
5863 (df_free_ref): New function.
5864 (df_reg_chain_unlink, df_free_collection_rec,
5865 df_sort_and_compress_refs): Call df_free_ref.
5866 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5868 (df_ref_create_structure): Allocate df_ref_extract if offset and
5869 width fields are used.
5870 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5871 (df_uses_record): Get offset and width from ZERO_EXTRACT
5873 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5874 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5875 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5876 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5877 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5878 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5879 (df_ref_extract): New structure.
5880 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5881 (df_ref_create): Add width and offset parameters.
5883 2008-03-05 Richard Guenther <rguenther@suse.de>
5885 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5886 Use ranges_overlap_p.
5887 (offset_overlaps_with_access): Rename
5888 to ranges_overlap_p and move ...
5889 * tree-flow-inline.h (ranges_overlap_p): ... here.
5891 * tree.h (get_inner_reference, handled_component_p): Update
5894 * tree.h (record_component_aliases, get_alias_set,
5895 alias_sets_conflict_p, alias_sets_must_conflict_p,
5896 objects_must_conflict_p): Move declarations ...
5897 * alias.h (record_component_aliases, get_alias_set,
5898 alias_sets_conflict_p, alias_sets_must_conflict_p,
5899 objects_must_conflict_p): ... here.
5900 Include coretypes.h.
5901 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5903 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5905 * cfg.c: Include tree-flow.h.
5906 (remove_edge_raw): Call redirect_edge_var_map_clear.
5907 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5908 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5909 (redirect_edge_var_map_result): New.
5910 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5911 PENDING_STMT use with redirect_edge_var_map_*.
5912 * tree-ssa.c (edge_var_maps): New definition.
5913 (redirect_edge_var_map_add): New.
5914 (redirect_edge_var_map_clear): New.
5915 (redirect_edge_var_map_dup): New.
5916 (redirect_edge_var_map_vector): New.
5917 (redirect_edge_var_map_destroy): New.
5918 (ssa_redirect_edge): Replace PENDING_STMT use with
5919 redirect_edge_var_map_*.
5920 (flush_pending_stmts): Same.
5921 (delete_tree_ssa): Destroy edge var map.
5922 * tree-flow.h (struct _edge_var_map): New.
5923 Define edge_var_map vector type.
5924 Declare redirect_edge_var_map_* prototypes.
5925 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5926 * tree-cfg.c (reinstall_phi_args): Replace
5927 PENDING_STMT use with redirect_edge_var_map_*.
5929 2008-03-05 Richard Guenther <rguenther@suse.de>
5931 PR tree-optimization/35472
5932 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5933 whose single use_stmt has a overlapping set of loaded and
5934 stored symbols as that use_stmt might be a noop assignment then.
5936 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5938 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5940 2008-03-05 Richard Guenther <rguenther@suse.de>
5943 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5944 should be constants.
5945 * tree-cfg.c (verify_expr): Verify it.
5946 * fold-const.c (fold_truthop): Remove code generating
5947 BIT_FIELD_REFs of structure bases.
5948 (fold_binary): Likewise.
5949 (fold_ternary): Position and size of BIT_FIELD_REFs are
5950 always host integers.
5951 (make_bit_field_ref): Remove.
5952 (optimize_bit_field_compare): Remove.
5953 (all_ones_mask_p): Remove.
5955 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5958 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5959 (split_block_and_df_analyze): New. Split basic block and rebuild
5961 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5963 (split_pattern_seq): Likewise.
5964 (erase_matching_seqs): Likewise.
5965 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5967 2008-03-04 Geoff Keating <geoffk@apple.com>
5969 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5970 declaration and code.
5971 (tree_invalid_nonnegative_warnv_p): Likewise.
5973 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5975 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5976 examples. Truncate option-names then causing overfull hbox.
5978 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5981 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5983 * configure: Rebuilt.
5985 2008-03-04 Rafael Espindola <espindola@google.com>
5987 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5988 (tree_unary_nonnegative_warnv_p): New.
5989 (tree_binary_nonnegative_warnv_p): New.
5990 (tree_single_nonnegative_warnv_p): New.
5991 (tree_invalid_nonnegative_warnv_p): New.
5992 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5994 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5997 * opts.c (handle_option): Postpone 'unknown option' errors only for
6000 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6003 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6006 2008-03-04 Rafael Espindola <espindola@google.com>
6008 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6009 (tree_binary_nonzero_warnv_p): New.
6010 (tree_single_nonzero_warnv_p): New.
6011 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6013 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6016 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6017 transformations for modes that have signed zeros.
6018 * ifcvt.c (noce_try_abs): Ditto.
6020 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6022 * config/i386/i386.c (override_options): Force
6023 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6025 2008-03-04 Jan Hubicka <jh@suse.cz>
6028 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6031 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6033 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6034 label to probe the stack.
6036 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6038 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6039 (__gthr_win32_mutex_destroy): Declare.
6040 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6041 __gthr_win32_mutex_destroy.
6042 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6044 2008-03-03 Jan Hubicka <jh@suse.cz>
6047 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6048 aggressive on inlining cold calls.
6050 2008-03-03 Richard Guenther <rguenther@suse.de>
6052 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6053 struct copies into the expression table.
6054 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6055 (try_to_simplify): Likewise.
6056 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6057 integral and pointer arguments which do not change the
6058 precision to NOP_EXPRs.
6059 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6060 VIEW_CONVERT_EXPR case.
6062 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6064 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6065 defined in a loop at depth 0 is invariant.
6066 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6067 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6068 be called at loop depth 0.
6070 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6073 * gcc.c (process_command): Update copyright notice dates.
6074 * gcov.c (print_version): Likewise.
6075 * gcov-dump.c (print_version): Likewise.
6076 * mips-tfile.c (main): Likewise.
6077 * mips-tdump.c (main): Likewise.
6079 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6082 * c-common.c (flag_permissive): Delete.
6083 (constant_expression_warnings): Check flags first.
6084 (constant_expression_error): New.
6085 * c-common.h (flag_permissive): Delete.
6086 (constant_expression_error): Declare.
6087 * flags.h (flag_permissive): Declare. Update description.
6088 * diagnostic.c (pedwarn): Update.
6090 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6091 (permissive_error_kind): New.
6092 * toplev.c (flag_permissive): Define. Update description.
6093 * toplev.h (permissive_error_kind): Declare.
6094 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6095 (pedwarn_c90): Use pedantic_warning_kind.
6096 * c-opts.c (c_common_post_options): flag_permissive does not affect
6097 flag_pedantic_errors.
6099 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6101 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6102 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6103 __absvsi2, __absvDI2): Use unsigned arithmetic.
6105 2008-03-02 Andi Kleen <ak@suse.de>
6106 Richard Guenther <rguenther@suse.de>
6108 * struct-equiv.c: Remove file.
6109 * cfg_cleanup.c (condjump_equiv_p): Remove.
6110 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6111 (struct-equiv.o): Remove rule.
6112 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6113 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6114 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6116 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6118 * ifcvt.c (noce_process_if_block): Try to handle only the then
6119 block if the else block exists but isn't suitable.
6121 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6124 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6125 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6126 regression from previous patch.
6128 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6131 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6133 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6134 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6135 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6136 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6137 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6138 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6139 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6140 (__gthread_mutex_destroy_function): Rename to
6141 __gthread_mutex_destroy.
6142 * gthr-dce.h (__gthread_mutex_destroy): Call
6143 pthread_mutex_destroy.
6144 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6145 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6146 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6148 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6150 * df-scan.c (df_ref_chain_change_bb): Simplify.
6151 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6152 set_block_for_insn if there's any change.
6153 * df.h ((df_insn_change_bb): Fix prototype.
6154 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6155 df_insn_change_bb, don't call set_block_for_insn.
6156 * emit-rtl.c (reorder_insns): Likewise.
6157 * haifa-sched.c (move_insn): Likewise.
6159 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6161 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6163 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6165 * tree-flow-inline.h (next_readonly_imm_use): Return
6166 NULL_USE_OPERAND_P after the end.
6168 2008-03-01 Richard Guenther <rguenther@suse.de>
6170 PR tree-optimization/35411
6171 * tree-sra.c (sra_build_assignment): Split conversion to
6172 final type to a separate statement if we are not assigning
6175 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6177 * fold-const.c (fold_convertible_p): Correct the logic to follow
6178 that in fold_convert().
6180 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6183 * tree-inline.c (build_duplicate_type): When we make a
6184 duplicate type, make it unique in the canonical types system.
6186 2008-02-29 Tom Tromey <tromey@redhat.com>
6188 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6189 input_file_stack_history, input_file_stack_restored): Remove.
6190 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6191 * input.h (struct file_stack): Remove.
6192 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6193 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6195 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6197 (diagnostic_last_module_changed): Add 'map' argument.
6198 (diagnostic_set_last_function): Likewise.
6199 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6200 line map, not input_file_stack.
6201 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6203 2008-02-29 Paul Brook <paul@codesourcery.com>
6205 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6207 2008-02-29 Paul Brook <paul@codesourcery.com>
6209 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6211 2008-02-29 Richard Guenther <rguenther@suse.de>
6213 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6215 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6216 value for comparing for a store match.
6217 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6218 (try_to_simplify): Do not do a full-blown reference lookup.
6220 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6222 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6223 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6225 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6227 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6229 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6230 strides against cache sizes.
6232 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6234 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6237 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6239 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6240 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6241 is smaller than the original promoted value.
6242 (simplify_subreg): If OP is a SUBREG, try to preserve its
6243 SUBREG_PROMOTED_VAR_P information.
6245 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6247 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6248 (VN_INFO_GET): Allocate new objects on the obstack.
6249 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6250 for rpo_numbers_temp, for consistency.
6251 (free_scc_vn): Free the obstack.
6253 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6255 * doc/invoke.texi: Document -ftree-loop-distribution.
6256 * tree-loop-distribution.c: New.
6257 * tree-pass.h (pass_loop_distribution): New.
6258 * graphds.h (struct graph): Add htab_t indices.
6259 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6260 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6261 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6262 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6263 * tree-data-ref.c (debug_data_dependence_relations): New.
6264 (dump_data_dependence_relation): Also print data references.
6265 (free_data_ref): Extern.
6266 (same_access_functions): Moved...
6267 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6268 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6269 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6270 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6271 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6272 (stmts_from_loop): Skip LABEL_EXPR.
6273 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6275 (build_rdg): Initialize rdg->indices htab.
6276 (free_rdg, stores_from_loop, ref_base_address,
6277 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6278 have_similar_memory_accesses_1, ref_base_address_1,
6279 remove_similar_memory_refs): New.
6280 * tree-data-ref.h: Depend on tree-chrec.h.
6281 (debug_data_dependence_relations, free_data_ref): Declared.
6282 (same_access_functions): ... here.
6283 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6285 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6286 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6287 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6288 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6289 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6290 rdg_vertex_for_stmt): Declared.
6291 (struct rdg_edge): Add level.
6293 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6294 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6296 (rdg_has_similar_memory_accesses): New.
6297 * tree-vect-analyze.c: Remove unused static decls.
6298 * lambda.h (dependence_level): New.
6299 * common.opt (ftree-loop-distribution): New.
6300 * tree-flow.h (mark_virtual_ops_in_bb,
6301 slpeel_tree_duplicate_loop_to_edge_cfg,
6302 rename_variables_in_loop): Declared.
6303 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6304 (OBJS-common): Add tree-loop-distribution.o.
6305 (tree-loop-distribution.o): New rule.
6306 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6307 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6308 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6310 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6313 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6314 other than structures and unions.
6316 2008-02-28 Richard Guenther <rguenther@suse.de>
6319 2008-02-26 Richard Guenther <rguenther@suse.de>
6321 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6322 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6323 (lookup_decl_from_uid): Declare.
6324 (remove_decl_from_map): Likewise.
6325 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6326 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6327 (decl_for_uid_map): New global hashtable mapping DECL_UID
6329 (init_ttree): Allocate it.
6330 (insert_decl_to_uid_decl_map): New helper function.
6331 (make_node_stat): Insert new decls into the map.
6332 (copy_node_stat): Likewise.
6333 (lookup_decl_from_uid): New function.
6334 (remove_decl_from_map): Likewise.
6335 (print_decl_for_uid_map_statistics): New helper.
6336 (dump_tree_statistics): Call it.
6338 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6339 (referenced_var_iterator): Adjust.
6340 (FOR_EACH_REFERENCED_VAR): Adjust.
6341 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6342 (num_referenced_vars): Adjust.
6343 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6344 (first_referenced_var): Remove.
6345 (end_referenced_vars_p): Likewise.
6346 (next_referenced_var): Likewise.
6347 (referenced_var_iterator_set): New helper function.
6348 * tree-dfa.c (referenced_var_lookup): Adjust.
6349 (referenced_var_check_and_insert): Likewise.
6350 (remove_referenced_var): Likewise.
6351 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6352 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6353 (verify_call_clobbering): Likewise.
6354 (verify_memory_partitions): Likewise.
6355 (init_tree_ssa): Allocate bitmap instead of hashtable for
6357 (delete_tree_ssa): Adjust.
6358 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6359 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6360 (compute_tag_properties): Likewise.
6361 (set_initial_properties): Likewise.
6362 (find_partition_for): Likewise.
6363 (update_reference_counts): Likewise.
6364 (dump_may_aliases_for): Likewise.
6365 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6366 (add_call_clobber_ops): Likewise.
6367 (add_call_read_ops): Likewise.
6368 (get_asm_expr_operands): Likewise.
6369 * tree-into-ssa.c (dump_decl_set): Likewise.
6370 (update_ssa): Likewise.
6371 * tree-sra.c (scan_function): Likewise.
6372 (decide_instantiations): Likewise.
6373 (scalarize_parms): Likewise.
6374 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6375 (dsa_named_for): Likewise.
6376 * tree-ssa-structalias.c (update_alias_info): Likewise.
6377 (merge_smts_into): Likewise.
6379 2008-02-27 David Daney <ddaney@avtrex.com>
6382 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6383 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6384 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6385 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6386 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6388 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6391 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6392 (BUILT_IN_NEXTTOWARD): Remove.
6393 (BUILT_IN_NEXTTOWARDF): Ditto.
6394 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6395 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6397 2008-02-27 Tom Tromey <tromey@redhat.com>
6399 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6400 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6402 2008-02-27 Jan Beulich <jbeulich@novell.com>
6404 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6405 update the respective field on newdecl.
6407 2008-02-27 Revital Eres <eres@il.ibm.com>
6409 PR rtl-optimization/34999
6410 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6411 crossing edges that ends with a call insn.
6412 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6413 call insn and clear the EDGE_CROSSING flag of the crossing edge
6414 when fixing fallthru edges.
6416 2008-02-27 Richard Guenther <rguenther@suse.de>
6419 * fold-const.c (fold_unary): Return the correct argument,
6420 converted to the result type.
6422 2008-02-27 Richard Guenther <rguenther@suse.de>
6425 * expr.c (expand_expr_real_1): Assert on rotates that operate
6427 * fold-const.c (fold_binary): Use the types precision, not the
6428 bitsize of the mode if folding rotate expressions. Build rotates
6429 only for full modes.
6431 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6433 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6435 * c-pragma.c (pragma_ns_name): New typedef.
6436 (registered_pp_pragmas): New variable.
6437 (c_pp_lookup_pragma): New function.
6438 (c_register_pragma_1): If flag_preprocess_only, do nothing
6439 for non-expanded pragmas, for expanded ones push pragma's
6440 namespace and name into registered_pp_pragmas vector.
6441 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6442 flag_preprocess_only, don't register GCC pch_preprocess
6443 pragma if flag_preprocess_only.
6444 * c-opts.c (c_common_init): Call init_pragma even if
6445 flag_preprocess_only.
6446 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6447 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6448 cpp_register_pragma if flag_preprocess_only.
6450 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6453 * c-parser.c (c_parser_translation_unit): Warn for empty
6454 translation unit, not empty source file.
6456 2008-02-26 Paul Brook <paul@codesourcery.com>
6458 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6459 operand for Thumb-2.
6460 * config/arm/arm.h (reg_class): Add CORE_REGS.
6461 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6462 (BASE_REG_CLASS): Use CORE_REGS.
6463 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6464 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6465 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6466 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6467 ARM_REGNO_OK_FOR_INDEX_P.
6468 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6469 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6470 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6471 (ldm/stm peepholes): Ditto.
6472 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6473 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6474 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6475 * config/arm/constraints.md: Enable "k" constraint on ARM.
6477 2008-02-27 Ben Elliston <bje@au.ibm.com>
6479 * config/rs6000/rs6000.c: Annotate cache line size field in all
6480 instances of struct processor_costs.
6482 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6484 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6485 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6486 jump_bypass): New counters.
6487 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6488 * dce.c (gate_ud_dce): Same.
6489 (gate_fast_dce): Same.
6490 * dse.c (gate_dse1): New function.
6491 (gate_dse2): New function.
6492 (gate_dse): Merge results of new gate functions.
6493 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6494 (gate_handle_jump_bypass): Add dbg_cnt.
6495 (gate_handle_gcse): Add dbg_cnt.
6496 * ifcvt.c (gate_handle_if_conversion): Same.
6497 (gate_handle_if_after_combine): Same.
6498 (gate_handle_if_after_reload): Same.
6499 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6501 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6503 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6505 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6507 2008-02-26 Jason Merrill <jason@redhat.com>
6510 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6511 alone if it's the naming decl for the type's main variant.
6513 2008-02-26 Tom Tromey <tromey@redhat.com>
6515 * system.h (USE_MAPPED_LOCATION): Poison.
6516 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6517 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6518 (make_goto_expr_edges): Likewise.
6519 (remove_bb): Likewise.
6520 (execute_warn_function_return): Likewise.
6521 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6523 * c-common.c (fname_decl): Remove old location code.
6524 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6526 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6528 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6529 (gen_rtx_ASM_INPUT): Likewise.
6530 (gen_rtx_ASM_INPUT_loc): Likewise.
6531 (get_rtx_asm_OPERANDS): Remove.
6532 * cfglayout.c (insn_locators_alloc): Remove old location code.
6533 (set_curr_insn_source_location): Likewise.
6534 (curr_insn_locator): Likewise.
6535 * print-tree.c (print_node): Remove old location code.
6536 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6537 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6538 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6539 location_from_locus.
6540 (construct_exit_block): Remove old location code.
6541 * emit-rtl.c (force_next_line_note): Remove old location code.
6542 * profile.c (branch_prob): Remove old location code.
6543 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6544 LOC_LINE): Remove old-location variants.
6545 * langhooks.c (lhd_print_error_function): Remove old location
6547 * configure, config.in: Rebuilt.
6548 * configure.ac (--enable-mapped-location): Remove.
6549 * c-decl.c (c_init_decl_processing): Remove old location code.
6550 (finish_function): Likewise.
6551 * recog.c (decode_asm_operands): Remove old location code.
6552 * c-pch.c (c_common_read_pch): Remove old location code.
6553 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6555 * gimple-low.c (lower_function_body): Remove old location code.
6556 * toplev.c (unknown_location): Remove.
6557 (push_srcloc): Remove old-location variant.
6558 (process_options): Remove old location code.
6559 (lang_dependent_init): Likewise.
6560 * input.h (UNKNOWN_LOCATION): Move definition.
6561 (location_t): Undeprecate.
6562 (source_locus): Remove.
6563 (location_from_locus): Remove.
6564 (struct location_s): Remove.
6565 Remove all old-location code.
6566 (input_line, input_filename): Remove.
6567 * final.c (final_scan_insn): Remove old location code.
6568 * diagnostic.c (diagnostic_build_prefix): Remove
6569 USE_MAPPED_LOCATION test.
6570 * tree.h (gimple_stmt) <locus>: Now a location_t.
6571 (tree_exp) <locus>: Likewise.
6572 (DECL_IS_BUILTIN): Remove old-location variant.
6573 (annotate_with_file_line, annotate_with_locus): Likewise.
6574 (expr_locus, set_expr_locus): Update.
6575 * tree.c (build1_stat): Remove old location code.
6576 (last_annotated_node): Remove.
6577 (annotate_with_file_line): Remove old-location variant.
6578 (annotate_with_locus): Likewise.
6579 (expr_location): Remove old location code.
6580 (set_expr_location): Likewise.
6581 (expr_has_location): Likewise.
6582 (expr_locus): Likewise.
6583 (set_expr_locus): Likewise.
6584 (expr_filename): Don't use location_from_locus.
6585 (expr_lineno): Likewise.
6586 * rtl-error.c (location_for_asm): Remove old location code.
6587 * c-lex.c (cb_line_change): Remove old location code.
6588 (fe_file_change): Likewise.
6589 (cb_def_pragma): Likewise.
6590 (c_lex_with_flags): Likewise.
6591 * gengtype.c (do_typedef): Don't special-case location types.
6592 (define_location_structures): Remove.
6593 (main): Don't call define_location_structures.
6594 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6597 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6600 * builtins.def (BUILT_IN_STDARG_START): Remove.
6601 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6602 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6603 * tree-inline.c (inline_forbidden_p_1): Likewise.
6605 2008-02-26 Richard Guenther <rguenther@suse.de>
6607 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6608 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6609 (lookup_decl_from_uid): Declare.
6610 (remove_decl_from_map): Likewise.
6611 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6612 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6613 (decl_for_uid_map): New global hashtable mapping DECL_UID
6615 (init_ttree): Allocate it.
6616 (insert_decl_to_uid_decl_map): New helper function.
6617 (make_node_stat): Insert new decls into the map.
6618 (copy_node_stat): Likewise.
6619 (lookup_decl_from_uid): New function.
6620 (remove_decl_from_map): Likewise.
6621 (print_decl_for_uid_map_statistics): New helper.
6622 (dump_tree_statistics): Call it.
6624 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6625 (referenced_var_iterator): Adjust.
6626 (FOR_EACH_REFERENCED_VAR): Adjust.
6627 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6628 (num_referenced_vars): Adjust.
6629 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6630 (first_referenced_var): Remove.
6631 (end_referenced_vars_p): Likewise.
6632 (next_referenced_var): Likewise.
6633 (referenced_var_iterator_set): New helper function.
6634 * tree-dfa.c (referenced_var_lookup): Adjust.
6635 (referenced_var_check_and_insert): Likewise.
6636 (remove_referenced_var): Likewise.
6637 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6638 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6639 (verify_call_clobbering): Likewise.
6640 (verify_memory_partitions): Likewise.
6641 (init_tree_ssa): Allocate bitmap instead of hashtable for
6643 (delete_tree_ssa): Adjust.
6644 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6645 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6646 (compute_tag_properties): Likewise.
6647 (set_initial_properties): Likewise.
6648 (find_partition_for): Likewise.
6649 (update_reference_counts): Likewise.
6650 (dump_may_aliases_for): Likewise.
6651 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6652 (add_call_clobber_ops): Likewise.
6653 (add_call_read_ops): Likewise.
6654 (get_asm_expr_operands): Likewise.
6655 * tree-into-ssa.c (dump_decl_set): Likewise.
6656 (update_ssa): Likewise.
6657 * tree-sra.c (scan_function): Likewise.
6658 (decide_instantiations): Likewise.
6659 (scalarize_parms): Likewise.
6660 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6661 (dsa_named_for): Likewise.
6662 * tree-ssa-structalias.c (update_alias_info): Likewise.
6663 (merge_smts_into): Likewise.
6665 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6668 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6669 * c-opts.c (c_common_handle_option): Wall enables
6670 Wvolatile-register-var.
6671 * common.opt: Move Wvolatile-register-var to...
6674 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6676 * common.opt (Wlarger-than=): New.
6677 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6679 * opts.c (common_handle_option): Handle -Wlarger-than=.
6680 * optc-gen.awk: Likewise.
6681 * opth-gen.awk: Likewise.
6682 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6683 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6685 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6687 * c-common.c (match_case_to_enum_1): Add appropriate
6688 OPT_W* parameter to warning.
6689 (c_do_switch_warnings): Likewise.
6690 * c-typeck.c (warning_init): Add one more parameter following
6692 (push_init_level): Update call to warning_init.
6693 (pop_init_level): Likewise.
6694 (add_pending_init): Likewise.
6695 (output_init_element: Likewise.
6697 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6700 * toplev.c (toplev_main): If there are warnings or error, print
6701 errors for ignored options.
6702 * opts.c (ignored_options): New static variable.
6703 (postpone_unknown_option_error): New.
6704 (print_ignored_options): New.
6705 (handle_option): Postpone errors for unknown -Wno-* options.
6706 * opts.h (print_ignored_options): Declare.
6708 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6710 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6713 2008-02-25 Richard Guenther <rguenther@suse.de>
6716 2008-02-25 Richard Guenther <rguenther@suse.de>
6718 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6719 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6720 (lookup_decl_from_uid): Declare.
6721 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6722 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6723 (decl_for_uid_map): New global hashtable mapping DECL_UID
6725 (init_ttree): Allocate it.
6726 (insert_decl_to_uid_decl_map): New helper function.
6727 (make_node_stat): Insert new decls into the map.
6728 (copy_node_stat): Likewise.
6729 (lookup_decl_from_uid): New function.
6730 (print_decl_for_uid_map_statistics): New helper.
6731 (dump_tree_statistics): Call it.
6733 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6734 (referenced_var_iterator): Adjust.
6735 (FOR_EACH_REFERENCED_VAR): Adjust.
6736 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6737 (num_referenced_vars): Adjust.
6738 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6739 (first_referenced_var): Remove.
6740 (end_referenced_vars_p): Likewise.
6741 (next_referenced_var): Likewise.
6742 (referenced_var_iterator_set): New helper function.
6743 * tree-dfa.c (referenced_var_lookup): Adjust.
6744 (referenced_var_check_and_insert): Likewise.
6745 (remove_referenced_var): Likewise.
6746 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6747 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6748 (verify_call_clobbering): Likewise.
6749 (verify_memory_partitions): Likewise.
6750 (init_tree_ssa): Allocate bitmap instead of hashtable for
6752 (delete_tree_ssa): Adjust.
6753 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6754 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6755 (compute_tag_properties): Likewise.
6756 (set_initial_properties): Likewise.
6757 (find_partition_for): Likewise.
6758 (update_reference_counts): Likewise.
6759 (dump_may_aliases_for): Likewise.
6760 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6761 (add_call_clobber_ops): Likewise.
6762 (add_call_read_ops): Likewise.
6763 (get_asm_expr_operands): Likewise.
6764 * tree-into-ssa.c (dump_decl_set): Likewise.
6765 (update_ssa): Likewise.
6766 * tree-sra.c (scan_function): Likewise.
6767 (decide_instantiations): Likewise.
6768 (scalarize_parms): Likewise.
6769 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6770 (dsa_named_for): Likewise.
6771 * tree-ssa-structalias.c (update_alias_info): Likewise.
6772 (merge_smts_into): Likewise.
6774 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6777 * doc/invoke.texi (-fcx-limited-range): Document new option.
6778 * toplev.c (process_options): Handle -fcx-fortran-rules.
6779 * common.opt: Add documentation for -fcx-fortran-rules.
6781 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6784 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6785 actual behaviour and C99.
6787 2008-02-26 Ben Elliston <bje@au.ibm.com>
6789 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6790 (ASM_CPU_POWER6_SPEC): Likewise.
6791 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6792 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6793 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6795 2008-02-25 Richard Guenther <rguenther@suse.de>
6797 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6798 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6799 (lookup_decl_from_uid): Declare.
6800 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6801 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6802 (decl_for_uid_map): New global hashtable mapping DECL_UID
6804 (init_ttree): Allocate it.
6805 (insert_decl_to_uid_decl_map): New helper function.
6806 (make_node_stat): Insert new decls into the map.
6807 (copy_node_stat): Likewise.
6808 (lookup_decl_from_uid): New function.
6809 (print_decl_for_uid_map_statistics): New helper.
6810 (dump_tree_statistics): Call it.
6812 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6813 (referenced_var_iterator): Adjust.
6814 (FOR_EACH_REFERENCED_VAR): Adjust.
6815 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6816 (num_referenced_vars): Adjust.
6817 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6818 (first_referenced_var): Remove.
6819 (end_referenced_vars_p): Likewise.
6820 (next_referenced_var): Likewise.
6821 (referenced_var_iterator_set): New helper function.
6822 * tree-dfa.c (referenced_var_lookup): Adjust.
6823 (referenced_var_check_and_insert): Likewise.
6824 (remove_referenced_var): Likewise.
6825 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6826 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6827 (verify_call_clobbering): Likewise.
6828 (verify_memory_partitions): Likewise.
6829 (init_tree_ssa): Allocate bitmap instead of hashtable for
6831 (delete_tree_ssa): Adjust.
6832 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6833 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6834 (compute_tag_properties): Likewise.
6835 (set_initial_properties): Likewise.
6836 (find_partition_for): Likewise.
6837 (update_reference_counts): Likewise.
6838 (dump_may_aliases_for): Likewise.
6839 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6840 (add_call_clobber_ops): Likewise.
6841 (add_call_read_ops): Likewise.
6842 (get_asm_expr_operands): Likewise.
6843 * tree-into-ssa.c (dump_decl_set): Likewise.
6844 (update_ssa): Likewise.
6845 * tree-sra.c (scan_function): Likewise.
6846 (decide_instantiations): Likewise.
6847 (scalarize_parms): Likewise.
6848 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6849 (dsa_named_for): Likewise.
6850 * tree-ssa-structalias.c (update_alias_info): Likewise.
6851 (merge_smts_into): Likewise.
6853 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6856 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6857 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6858 * alias.h (nonoverlapping_memrefs_p): Likewise.
6860 2008-02-25 Jan Beulich <jbeulich@novell.com>
6862 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6863 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6864 __emultls_get_address, __emultls_register_common,
6865 __floatundi?f, and _Unwind_GetIPInfo.
6866 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6867 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6868 (gen_regparm_prefix): Likewise.
6869 (i386_nlm_encode_section_info): Sync with
6870 config/i386/winnt.c:i386_pe_encode_section_info().
6871 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6872 i386_nlm_mangle_decl_assembler_name): New.
6873 (netware_override_options): New.
6874 * config/i386/netware.h (netware_override_options): Declare.
6875 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6876 (i386_nlm_mangle_decl_assembler_name): Declare.
6877 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6879 2008-02-25 Ben Elliston <bje@au.ibm.com>
6882 * c-decl.c (grokdeclarator): Remove unused local variables
6883 `typedef_type' and `type_as_written'.
6885 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6886 unused local variable `has_hot_blocks'.
6887 (fix_crossing_conditional_branches): Remove unused local variable
6890 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6893 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6894 using DEF_C99_BUILTIN.
6895 (BUILT_IN_NANF): Ditto.
6896 (BUILT_IN_NANL): Ditto.
6898 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6899 Revital Eres <eres@il.ibm.com>
6901 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6902 regarding the order of two dependent insns in the same row.
6904 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6906 * stor-layout.c (layout_decl): Do not bump the alignment of a
6907 bit-field to more than byte alignment if it is packed.
6909 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6911 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6914 2008-02-24 Diego Novillo <dnovillo@google.com>
6916 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6919 * tree-vrp.c (vrp_evaluate_conditional): With
6920 -Wtype-limits, emit a warning when comparing against a
6921 constant outside the natural range of OP0's type.
6922 * c.opt (Wtype-limits): Move ...
6923 * common.opt (Wtype-limits): ... here.
6925 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6927 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6928 * config/rs6000/e300c2c3.md: New file.
6929 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6931 (rs6000_override_options): Add e300c2 and e300c3 cases to
6932 processor_target_table. Do not allow usage of Altivec or Spe
6933 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6934 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6935 * config/rs6000/rs6000.h (processor_type): Add
6936 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6937 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6938 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6939 and ppce300c3. Include e300c2c3.md.
6941 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6943 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6944 instead of TARGET_STRICT_ALIGN.
6946 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6948 * explow.c (memory_address): Assert that the generated address is
6951 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6954 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6955 * config/darwin-ppc-ldouble-patch.def: New file.
6956 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6957 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6958 SUBTARGET_INIT_BUILTINS if defined.
6959 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6962 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6965 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6966 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6968 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6971 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6972 file" warning condtional on -Winvalid-PCH.
6974 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6976 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6978 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6982 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6983 prevent reload from using MMX registers.
6984 (*mov<mode>_internal): Ditto.
6985 (*movv2sf_internal_rex64): Ditto.
6986 (*movv2sf_internal): Ditto.
6988 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6990 PR documentation/31569
6991 * doc/install.texi2html: Use makeinfo --no-number-sections.
6993 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6995 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6996 ensure that we can address an entire entity > 8 bytes. Don't
6997 generate reg+reg addressing for such data.
6999 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7001 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7002 strings when optimizing for size, unless the target cares about
7005 2008-02-22 Tom Tromey <tromey@redhat.com>
7007 * regclass.c (current_pass): Remove declaration.
7009 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7011 * config/avr/libgcc.S (__RAMPZ__): Define.
7012 (__do_copy_data): Add for devices with 128KB code memory.
7014 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7016 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7018 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7020 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7022 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7025 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7028 * c-typeck.c (build_binary_op): Warn about floating point
7029 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7031 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7034 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7035 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7037 (rs6000_override_options): Set altivec_abi as default, not override,
7038 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7039 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7040 is used; use new member spe_abi.
7041 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7042 spe_abi and altivec_abi.
7044 2008-02-22 Tomas Bily <tbily@suse.cz>
7046 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7048 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7051 * config.build (build_file_translate): Set to `CMD //c' only if
7053 * Makefile.in (build_file_translate): Improve comment.
7055 2008-02-21 Jan Hubicka <jh@suse.cz>
7057 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7058 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7059 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7061 2008-02-21 Michael Matz <matz@suse.de>
7064 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7066 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7068 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7069 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7071 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7072 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7073 SSE_VEC_FLOAT_MODE_P as insn constraint.
7074 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7075 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7076 sse4a_movntdf using MODEF mode iterator.
7077 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7078 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7079 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7080 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7081 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7082 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7083 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7085 2008-02-21 Richard Guenther <rguenther@suse.de>
7087 * tree.def (PAREN_EXPR): New tree code.
7088 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7090 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7091 * expr.c (expand_expr_real_1): Likewise.
7092 * tree-inline.c (estimate_num_insns_1): Likewise.
7093 * tree-complex.c (expand_complex_move): Likewise.
7094 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7097 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7100 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7102 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7105 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7107 * config/sh/sh.c (find_barrier): Don't go past
7108 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7110 2008-02-20 DJ Delorie <dj@redhat.com>
7112 * config/h8300/h8300.md (insv): Force source operand to be a register.
7114 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7115 as a jump, not as a plain insn.
7117 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7119 * doc/invoke.texi (Warning Options): Add new option
7120 -Wframe-larger-than=.
7121 (-Wframe-larger-than): Document.
7123 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7124 Add declarations for new option variables.
7126 * final.c (final_start_function): Check the frame size
7127 before emission and issue a Wframe-larger-than warning.
7129 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7130 Add definitions for new option variables.
7131 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7133 * common.opt (Wframe-larger-than=): New option.
7135 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7137 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7138 (<sse>_div<mode>3): Ditto.
7139 (<sse>_vmdiv<mode>3): Ditto.
7140 (<sse>_vmsqrt<mode>2): Ditto.
7141 (*smax<mode>3): Ditto.
7142 (sse5_frcz<mode>2): Ditto.
7143 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7146 2008-02-20 Richard Guenther <rguenther@suse.de>
7149 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7150 be happy with INTEGRAL_TYPE_P.
7152 2008-02-20 Richard Guenther <rguenther@suse.de>
7154 * fold-const.c (split_tree): Associate floatig-point expressions
7155 if flag_associative_math is set.
7157 2008-02-20 Richard Guenther <rguenther@suse.de>
7159 * tree.h (fold_real_zero_addition_p): Declare.
7160 * fold-const.c (fold_real_zero_addition_p): Export.
7161 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7162 floating-point operations with zero and one.
7164 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7166 * doc/install.texi: Correct references to CFLAGS, replacing them
7167 with BOOT_CFLAGS. Document flags used during bootstrap for
7170 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7172 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7173 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7174 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7176 (smin<mode>3): Ditto from similar patterns.
7177 (smax<mode>3): Ditto.
7178 (*ieee_smin<mode>3): Ditto.
7179 (*ieee_smax<mode>3): Ditto.
7180 * config/i386/sse.md (sse): New mode attribute.
7181 (mov<mode>): Macroize expander from movv4sf and movv2df using
7182 SSEMODEF2P mode iterator.
7183 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7184 SSE_VEC_FLOAT_MODE_P as insn constraint.
7185 (storent<mode>): Ditto.
7186 (storent<mode>): Macroize expander from storentsf and storentdf using
7187 MODEF mode iterator.
7188 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7189 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7190 (abs<mode>2): Ditto from similar patterns.
7191 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7192 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7193 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7194 (<sse>_vmsqrt<mode>2): Ditto.
7195 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7196 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7197 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7198 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7199 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7200 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7201 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7203 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7204 iterator and SSE_FLOAT_MODE_P as insn constraint.
7205 (<sse>_ucomi): Ditto from similar patterns.
7206 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7207 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7208 SSE_VEC_FLOAT_MODE_P as insn constraint.
7209 (vcond<mode>): Ditto from similar patterns.
7210 (and<mode>3, *and<mode>3): Ditto.
7211 (<sse>_nand<mode>3): Ditto.
7212 (ior<mode>3, *ior<mode>3): Ditto.
7213 (xor<mode>3, *xor<mode>3): Ditto.
7214 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7215 iterator and SSE_FLOAT_MODE_P as insn constraint.
7216 (*nand<mode>3): Ditto from similar patterns.
7217 (*ior<mode>3): Ditto.
7218 (*xor<mode>3): Ditto.
7220 2008-02-20 Ira Rosen <irar@il.ibm.com>
7222 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7223 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7224 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7226 2008-02-19 Jan Hubicka <jh@suse.cz>
7228 * predict.c (tree_bb_level_predictions): Remove variable next
7229 mistakely introduced by previous commit.
7231 2008-02-19 Jan Hubicka <jh@suse.cz>
7233 * predict.c (predict_paths_leading_to): Rewrite.
7234 (predict_paths_for_bb): New.
7235 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7237 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7240 * Makefile.in (build_file_translate): New.
7241 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7242 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7243 * configure.ac (build_file_translate): Substitute it.
7244 * configure: Regenerate.
7246 2008-02-19 Jan Hubicka <jh@suse.cz>
7248 PR rtl-optimization/34408
7249 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7252 2008-02-19 Jan Hubicka <jh@suse.cz>
7255 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7258 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7261 * config/i386/i386-modes.def: Revert the last DI alignment
7262 change until Ada people can look into it.
7264 2008-02-19 Nick Clifton <nickc@redhat.com>
7266 * opts.c (print_specific_help): Fix typo in --help text.
7268 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7271 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7272 32-bit inline asm without asm alternatives for host GCC < 3.0.
7274 2008-02-19 Richard Guenther <rguenther@suse.de>
7276 PR tree-optimization/34989
7277 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7278 Allow propagation to INDIRECT_REF if we can simplify only.
7280 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7282 * c-common.c (warn_for_collisions_1): Use appropriate option when
7285 2008-02-19 Nick Clifton <nickc@redhat.com>
7288 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7289 (handle_options): Fix indentation.
7290 (print_filtered_help): If no language-specific options were
7291 displayed tell the user how to list all the options supported by
7292 the language's front-end.
7293 (print_specific_help): Fix indentation and remove duplicate line.
7294 (common_handle_option): Handle the -v option.
7295 For --help enable the display of undocumented options if the -v
7296 switch has been included on the command line.
7297 For --help= check for overlaps in the arguments between the option
7298 classes and the language names and issue a warning when they
7299 cannot be disambiguated.
7300 * c.opt (v): Pass on to the common option handler.
7302 2008-02-19 Revital Eres <eres@il.ibm.com>
7304 * modulo-sched.c (sms_schedule): Change dump message when
7305 create_ddg function fails.
7306 (try_scheduling_node_in_cycle): Rename row to cycle.
7307 (print_partial_schedule): Rename CYCLE to ROW.
7309 2008-02-19 Christian Bruel <christian.bruel@st.com>
7310 Zdenek Dvorak <ook@ucw.cz>
7312 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7314 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7317 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7318 (*x86_movdicc_0_m1_se): Ditto.
7320 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7322 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7323 (CMPtype): Define as __gcc_CMPtype.
7324 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7325 (CMPtype): Define as __gcc_CMPtype.
7327 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7329 Support valgrind 3.3 for --enable-checking=valgrind.
7330 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7332 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7333 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7334 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7335 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7336 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7337 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7338 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7340 * ggc-zone.c: Similar.
7341 * ggc-page.c: Similar.
7343 2008-02-19 Paul Brook <paul@codesourcery.com>
7346 * config/arm/ieee754-df.S: Fix do_it typo.
7347 * config/arm/ieee754-sf.S: Fix do_it typo.
7349 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7352 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7353 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7354 (OPTION_MASK_ISA_SSE_SET): Likewise.
7355 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7356 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7357 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7358 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7359 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7360 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7361 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7362 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7363 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7364 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7365 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7366 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7367 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7368 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7369 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7370 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7371 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7372 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7373 (OPTION_MASK_ISA_SSE4): Removed.
7374 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7375 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7376 (override_options): Don't turn on implied SSE/MMX bits in
7379 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7381 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7384 2008-02-18 Joey Ye <joey.ye@intel.com>
7387 * tree-nested.c (insert_field_into_struct): Set type alignment
7388 to field alignment if the former is less than the latter.
7390 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7392 * BASE-VER: Set to 4.4.0.
7394 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7396 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7397 * doc/cfg.texi: Likewise.
7398 * doc/extend.texi: Likewise.
7399 * doc/gty.texi: Likewise.
7400 * doc/invoke.texi: Likewise.
7401 * doc/loop.texi: Likewise.
7402 * doc/md.texi: Likewise.
7403 * doc/passes.texi: Likewise.
7404 * doc/rtl.texi: Likewise.
7405 * doc/sourcebuild.texi: Likewise.
7406 * doc/tm.texi: Likewise.
7407 * doc/tree-ssa.texi: Likewise.
7409 2008-02-17 Richard Guenther <rguenther@suse.de>
7412 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7413 without default definition.
7415 2008-02-17 Richard Guenther <rguenther@suse.de>
7417 PR tree-optimization/35231
7418 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7421 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7424 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7425 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7426 libgcc_cmp_return mode.
7428 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7431 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7433 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7435 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7438 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7440 * doc/c-tree.texi: Use `@.' where appropriate.
7441 * doc/extend.texi: Likewise.
7442 * doc/install.texi: Likewise.
7443 * doc/invoke.texi: Likewise.
7444 * doc/loop.texi: Likewise.
7445 * doc/makefile.texi: Likewise.
7446 * doc/md.texi: Likewise.
7447 * doc/passes.texi: Likewise.
7448 * doc/standards.texi: Likewise.
7449 * doc/tm.texi: Likewise.
7451 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7454 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7456 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7457 rather than in entry_bb.
7459 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7461 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7462 libgcc_cmp_return mode.
7464 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7467 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7468 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7470 2008-02-15 Richard Guenther <rguenther@suse.de>
7471 Zdenek Dvorak <ook@ucw.cz>
7473 PR tree-optimization/35164
7474 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7475 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7476 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7477 Only propagate addresses which do not have abnormal SSA_NAMEs
7480 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7483 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7485 2008-02-15 Jan Hubicka <jh@suse.cz>
7488 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7490 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7493 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7494 when calculating alignment_pad.
7496 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7498 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7499 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7500 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7501 and STACK_BOUNDARY define.
7503 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7505 PR preprocessor/35061
7506 * c-pragma.c (handle_pragma_pop_macro): Check that
7507 pushed_macro_table has been allocated.
7509 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7512 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7513 (force_gimple_operand): Likewise.
7514 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7515 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7516 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7517 (find_interesting_uses_address): Check addressability and alignment
7518 of the base expression only after substituting bases of IVs into it.
7520 2008-02-14 Michael Matz <matz@suse.de>
7523 * function.c (instantiate_virtual_regs_in_insn): Reload address
7524 before falling back to reloading the whole operand.
7526 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7528 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7529 before the first section switch note.
7531 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7533 * doc/bugreport.texi: Update copyright years.
7534 * doc/c-tree.texi: Likewise.
7535 * doc/cfg.texi: Likewise.
7536 * doc/cpp.texi: Likewise.
7537 * doc/cppinternals.texi: Likewise.
7538 * doc/fragments.texi: Likewise.
7539 * doc/frontends.texi: Likewise.
7540 * doc/gcc.texi: Likewise.
7541 * doc/gty.texi: Likewise.
7542 * doc/hostconfig.texi: Likewise.
7543 * doc/implement-c.texi: Likewise.
7544 * doc/libgcc.texi: Likewise.
7545 * doc/loop.texi: Likewise.
7546 * doc/makefile.texi: Likewise.
7547 * doc/options.texi: Likewise.
7548 * doc/passes.texi: Likewise.
7549 * doc/rtl.texi: Likewise.
7550 * doc/sourcebuild.texi: Likewise.
7551 * doc/standards.texi: Likewise.
7552 * doc/tree-ssa.texi: Likewise.
7553 * doc/trouble.texi: Likewise.
7555 * doc/extend.texi: Use @: or add comma where appropriate.
7556 * doc/invoke.texi: Likewise.
7557 * doc/tm.texi: Likewise.
7559 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7562 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7565 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7567 * doc/md.texi (clz, ctz): Add reference.
7568 * doc/rtl.texi (clz, ctz): Likewise.
7570 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7573 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7576 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7578 * config/s390/s390.c (struct constant_pool): New field
7579 emit_pool_after added.
7580 (s390_mainpool_start): Set the emit_pool_after flag according
7581 to the section switch notes.
7582 (s390_mainpool_finish): Consider emit_pool_after when emitting
7583 the literal pool at the end of the function.
7584 (s390_chunkify_start): Force literal pool splits at section
7587 2008-02-13 Michael Matz <matz@suse.de>
7590 * var-tracking.c (clobber_variable_part): Correctly traverse the
7593 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7596 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7597 Add -fdump-ipa-inline.
7598 * tree-dump.c (dump_files): Remove tree-inlined dump.
7599 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7601 2008-02-12 Richard Guenther <rguenther@suse.de>
7603 PR tree-optimization/35171
7604 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7607 2008-02-12 Richard Guenther <rguenther@suse.de>
7610 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7611 value-preserving mode. Disallow final truncation.
7613 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7616 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7617 code from here to...
7618 (force_gimple_operand): ...here.
7620 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7623 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7624 non-compatible pointers.
7625 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7626 different FIELD_DECLs, try harder by comparing field offsets, sizes
7630 * function.c (match_asm_constraints_1): Don't replace the same input
7633 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7635 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7636 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7637 (expand_epilogue): Restore RAMPZ register.
7638 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7640 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7642 * config/i386/cygwin.asm: (__alloca): Correct calling
7643 convention and alignment.
7644 (__chkstk): Force 8 byte stack alignment.
7646 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7647 Richard Guenther <rguenther@suse.de>
7649 PR tree-optimization/33992
7650 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7651 the zero we compare against.
7653 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7656 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7657 to CloseHandle after unlocking to prevent accumulation of handle
7660 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7663 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7664 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7665 and update LABEL_NUSES during and after reload.
7667 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7670 * combine.c (simplify_if_then_else): Make sure the comparison is
7671 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7673 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7676 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7677 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7678 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7679 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7680 * tree.h (get_type_static_bounds): Likewise.
7682 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7684 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7685 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7686 Make -Wfoo language annotations match what the compiler outputs.
7688 2008-02-08 Sa Liu <saliu@de.ibm.com>
7690 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7691 intrinsics spu_convts, spu_convtu, spu_convtf.
7693 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7695 * doc/extend.texi (Function Attributes) <noinline>: Mention
7696 asm ("") as method to keep calls.
7698 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7701 * doc/options.texi (Options): Replace references to opts.sh with
7703 * opts-common.c: Likewise.
7704 * optc-gen.awk: Likewise.
7706 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7708 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7710 2008-02-07 Richard Henderson <rth@redhat.com>
7713 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7714 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7717 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7719 PR tree-optimization/35085
7720 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7721 for operand entry oe2 in addition to operand entry oe3 in order to
7722 expose more opportunities for vectorizer sum reduction.
7724 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7727 * Makefile.in (LIBS): Remove $(GMPLIBS).
7728 (cc1-dummy, cc1): Add $(GMPLIBS).
7730 2008-02-06 Jan Hubicka <jh@suse.cz>
7733 * i386.md (moddf_integer): Do not produce partial memory stalls for
7734 targets where it hurts.
7736 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7739 * optabs.c (expand_float): Do not check for decimal modes when
7740 expanding unsigned integer through signed conversion.
7742 2008-02-06 Nick Clifton <nickc@redhat.com>
7744 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7745 inside the clobber with a match_operand and duplicated operand
7746 number in the constraint.
7747 (ineqbranchsi): Delete redundant comment.
7749 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7751 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7752 builtin_define ("__USE_INIT_FINI__").
7753 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7755 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7757 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7759 PR documentation/30330
7760 * doc/invoke.texi (C++ Dialect Options)
7761 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7762 For each warning option -Wfoo that allows -Wno-foo, ensure both
7763 -Wfoo and -Wno-foo are listed in the option index. Fix index
7764 entry of -Wswitch-default, index -Wnormalized= including the
7765 `=', and -Wlarger-than-@var{len} including @var{len}.
7767 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7769 * config/i386/i386.md (floatunssisf2): Use
7770 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7771 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7772 Macroize expander using MODEF mode iterator.
7774 2008-02-05 Diego Novillo <dnovillo@google.com>
7776 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7779 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7781 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7784 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7786 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7789 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7790 to indicate if a message should be generated.
7791 (init_cumulative_args): Updated.
7792 (function_value_32): Likewise.
7794 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7796 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7798 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7801 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7802 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7804 2008-02-04 Diego Novillo <dnovillo@google.com>
7806 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7809 * tree-vrp.c (vrp_evaluate_conditional): With
7810 -Wtype-limits, emit a warning when comparing against a
7811 constant outside the natural range of OP0's type.
7813 2008-02-04 Richard Guenther <rguenther@suse.de>
7816 * expr.c (count_type_elements): Give for unions instead of
7819 2008-02-04 Richard Guenther <rguenther@suse.de>
7822 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7823 to TYPE_DOMAINs base type instead of using bitsizetype here.
7825 2008-02-03 Jason Merrill <jason@redhat.com>
7827 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7829 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7832 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7833 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7834 (RS/6000 and PowerPC Options): Fix typos and markup.
7835 * doc/passes.texi (Tree-SSA passes): Likewise.
7837 2008-02-02 Michael Matz <matz@suse.de>
7840 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7841 from record_last_reg_set_info.
7842 (record_last_reg_set_info): Take an RTX argument, iterate over all
7843 constituent hardregs.
7844 (record_last_set_info, record_opr_changes): Change calls to
7845 new signature or to record_last_reg_set_info_regno.
7847 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7849 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7851 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7853 PR rtl-optimization/34773
7854 * reg-notes.def (EQUAL): Mention significance of combination of
7855 REG_EQUAL and REG_RETVAL.
7856 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7857 insn that has a REG_RETVAL.
7859 2008-02-01 Roger Sayle <roger@eyesopen.com>
7862 * configure.ac (--enable-fixed-point): Disable unless explicitly
7864 * configure: Regenerate.
7866 2008-02-01 Richard Guenther <rguenther@suse.de>
7869 * invoke.texi (-finline-limit): Remove no longer true parts
7870 of the documentation. Note that there is no default value.
7872 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7873 Mark Mitchell <mark@codesourcery.com>
7874 Ben Elliston <bje@au.ibm.com>
7877 * doc/extend.texi (Other Builtins): Document.
7879 2008-01-31 Tom Browder <tom.browder@gmail.com>
7881 * doc/c-tree.texi (Types): Fix grammar.
7882 (Expression trees): Ditto.
7883 * doc/passes.texi (Tree-SSA passes): Ditto.
7885 * doc/configterms.texi (Configure Terms): Fix typo.
7886 * doc/cpp.texi (Common Predefined Macros): Ditto.
7887 * doc/md.texi (Machine Constraints): Ditto.
7889 * doc/makefile.texi (Makefile): Add comma.
7891 2008-01-31 Tom Browder <tom.browder@gmail.com>
7892 Gerald Pfeifer <gerald@pfeifer.com>
7894 * doc/sourcebuild.texi (Front End): Remove references to CVS
7895 and CVSROOT/modules.
7896 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7897 (Back End): Remove reference to CVS.
7899 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7902 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7904 (mips16_gp_pseudo_reg): ...here.
7905 * config/mips/mips.md (load_const_gp): Replace with...
7906 (load_const_gp_<mode>): ...this :P-based insn.
7908 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7910 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7911 options. Minor fixes.
7912 (-std): Move reference to standards closer to where language
7913 standards are first mentioned.
7915 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7917 PR rtl-optimization/34995
7918 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7919 parameter and return a bool. If the rtx parameter is nonnull,
7920 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7921 (find_reloads): Update call accordingly. Pass the new operand
7922 if it needed no address reloads, otherwise pass null.
7924 2008-01-30 Richard Henderson <rth@redhat.com>
7927 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7928 for unbounded arrays.
7930 2008-01-30 Silvius Rus <rus@google.com>
7932 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7934 2008-01-30 Jan Hubicka <jh@suse.cz>
7937 * i386.c (init_cumulative_args): Use real function declaration when
7940 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7942 PR rtl-optimization/34998
7943 * global.c (build_insn_chain): Treat non-subreg_lowpart
7944 SUBREGs of pseudos as clobbering all the words covered by the
7945 SUBREG, not just all the bytes.
7946 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7947 original df_ref rather than an extract parameter.
7948 (global_conflicts): Update call accordingly.
7950 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7952 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7953 the overflow check to make it easier to read.
7954 (__fixtfdi): Change the type of the ll member in union
7955 long_double to UDItype_x.
7957 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7960 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7961 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7962 * tree-inline.c (fold_marked_statements): Call
7963 cgraph_update_edges_for_call_stmt if folding a call statement.
7964 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7965 debug_generic_stmt calls, reset it back afterwards.
7968 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7970 * c-typeck.c (build_external_ref): Don't pedwarn about
7971 static vars in current function's scope.
7973 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7975 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7977 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7980 * ipa-struct-reorg.c: Fix spelling.
7981 * params.def: Ditto.
7983 2008-01-29 Richard Guenther <rguenther@suse.de>
7986 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7988 * tree-inline.c (remap_type): Increment remapping_type_depth
7989 around remapping types.
7990 (copy_body_r): Only add referenced variables if they are referenced
7991 from code, not types.
7993 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8004 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8005 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8007 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8010 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8011 pointer for tiny stack.
8013 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8015 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8017 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8019 * config/vx-common.h: Fix typo in comment.
8021 2008-01-28 Ian Lance Taylor <iant@google.com>
8025 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8026 coalesce pointers if they have different DECL_NO_TBAA_P values.
8027 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8028 between variables with different DECL_NO_TBAA_P values.
8030 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8033 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8034 are not legitimate small data references on SPE targets.
8036 2008-01-28 David Daney <ddaney@avtrex.com>
8038 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8040 2008-01-28 David Daney <ddaney@avtrex.com>
8042 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8044 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8046 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8047 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8048 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8049 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8050 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8051 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8052 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8053 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8055 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8057 * basic-block.h (condjump_equiv_p): Fix comment.
8059 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8061 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8062 print_generic_stmt_indented): Fix comment.
8064 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8066 * configure.ac (__stack_chk_fail): Add detecion for availability
8067 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8068 * configure: Regenerate.
8070 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8073 * final.c (output_addr_const): Handle TRUNCATE.
8075 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8078 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8079 (zero_cost, infinite_cost): New constants.
8080 (struct cost_pair): Change type of cost to comp_cost.
8081 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8082 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8084 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8085 split_address_cost, ptr_difference_cost, difference_cost,
8086 get_computation_cost_at, get_computation_cost,
8087 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8088 determine_use_iv_cost_condition, determine_use_iv_costs,
8089 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8090 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8091 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8092 Change type of cost to comp_cost.
8093 (determine_iv_cost): Increase cost of non-original ivs, instead
8094 of decreasing the cost of original ones.
8095 (get_address_cost): Indicate the complexity of the addressing mode
8097 (try_add_cand_for): Prefer using ivs not specific to some object.
8098 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8100 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8101 Janis Johnson <janis187@us.ibm.com>
8104 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8105 (TARGET_INSTANTIATE_DECLS): Likewise.
8106 * target.h (expand_to_rtl_hook): New target hook.
8107 (instantiate_decls): Likewise.
8108 * function.c (instantiate_decl): Make non-static. Rename to...
8109 (instantiate_decl_rtl): ... this.
8110 (instantiate_expr): Use instantiate_decl_rtl.
8111 (instantiate_decls_1): Likewise.
8112 (instantiate_decls): Likewise.
8113 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8114 * function.h (instantiate_decl_rtl): Add prototype.
8115 * cfgexpand.c (target.h): New include.
8116 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8117 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8118 (TARGET_INSTANTIATE_DECLS): Likewise.
8119 (TARGET_INITIALIZER): New target hooks added.
8120 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8122 * config/rs6000/rs6000.c (tree-flow.h): New include.
8123 (machine_function): Add sdmode_stack_slot field.
8124 (rs6000_alloc_sdmode_stack_slot): New function.
8125 (rs6000_instantiate_decls): Likewise.
8126 (rs6000_secondary_memory_needed_rtx): Likewise.
8127 (rs6000_check_sdmode): Likewise.
8128 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8129 (TARGET_INSTANTIATE_DECLS): Likewise.
8130 (rs6000_hard_regno_mode_ok): Allow SDmode.
8131 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8132 (rs6000_emit_move): Handle SDmode.
8133 (function_arg_advance): Likewise.
8134 (function_arg): Likewise.
8135 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8136 SDmode var args for 32-bit compiles.
8137 (rs6000_secondary_reload_class): Handle SDmode.
8138 (rs6000_output_function_epilogue): Likewise.
8139 (rs6000_function_value): Simplify if statement.
8140 (rs6000_libcall_value): Likewise.
8141 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8142 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8143 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8144 (movsd_hardfloat): New define_insn.
8145 (movsd_softfloat): Likewise.
8146 (movsd_store): Likewise.
8147 (movsd_load): Likewise.
8148 (extendsddd2): Likewise.
8149 (extendsdtd2): Likewise.
8150 (truncddsd2): Likewise.
8151 (movdd_hardfloat64): Fixup comment.
8152 (UNSPEC_MOVSD_LOAD): New constant.
8153 (UNSPEC_MOVSD_STORE): Likewise.
8155 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8158 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8160 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8161 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8162 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8165 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8168 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8169 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8170 __LONGDOUBLE128 too.
8171 * config/rs6000/aix61.h: New file.
8173 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8175 PR rtl-optimization/34959
8176 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8177 popcount and parity rtxes the same mode as their operand.
8178 Truncate or extend the result to the return value's mode
8181 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8184 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8185 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8186 to GOT_VERSION_REGNUM.
8187 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8188 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8189 * config/mips/mips.c (mips_emit_call_insn): New function.
8190 (mips_call_tls_get_addr): Call mips_expand_call directly.
8191 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8193 (mips16_build_call_stub): Likewise. Return the call insn or null.
8194 (mips_expand_call): Update the call to mips16_build_call_stub
8195 accordingly and a remove redundant condition. Assert that MIPS16
8196 stubs do not use lazy binding. Use mips_emit_call_insn and return
8198 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8200 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8201 (mips_avoid_hazard): Remove hazard_set handling.
8202 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8203 (UNSPEC_RESTORE_GP): ...this.
8204 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8205 (FAKE_CALL_REGNO): Rename to...
8206 (GOT_VERSION_REGNUM): ...this.
8207 (type): Add "ghost" value. Add an associated insn reservation.
8208 (hazard_set): Remove.
8209 (exception_receiver): Rename to...
8210 (restore_gp): ...this and update the unspec identifier accordingly.
8211 (exception_receiver, nonlocal_got_receiver): New expanders.
8212 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8213 FAKE_CALL_REGNO. Remove hazard_set attribute.
8214 (set_got_version, update_got_version): New patterns.
8216 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8219 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8221 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8224 * doc/install.texi2html: Generate gcc-vers.texi.
8226 2008-01-25 DJ Delorie <dj@redhat.com>
8228 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8230 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8232 * config/c4x: Remove directory.
8233 * config.gcc (crx-*, mt-*): Mark obsolete.
8234 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8235 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8236 sh-*-rtemscoff*): Remove cases.
8237 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8238 * real.c (encode_c4x_single, decode_c4x_single,
8239 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8240 c4x_extended_format): Remove.
8241 * real.h (c4x_single_format, c4x_extended_format): Remove.
8242 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8244 (Pragmas): Remove comment about c4x pragmas.
8245 * doc/install.texi (c4x): Remove target-specific instructions.
8246 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8247 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8248 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8249 refer to C4x source files as examples.
8250 (C4X_FLOAT_FORMAT): Remove documentation.
8252 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8254 * config/bfin/bfin.c (override_options): Reorder tests so that
8255 flag_pic gets enabled for -msep-data.
8257 2008-01-25 Richard Guenther <rguenther@suse.de>
8260 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8261 to its bitfield precision if required.
8263 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8266 * tree-nested.c (walk_omp_for): New function.
8267 (convert_nonlocal_reference, convert_local_reference): Call
8268 walk_omp_for on OMP_FOR.
8269 (convert_call_expr): Call walk_body on OMP_FOR's
8270 OMP_FOR_PRE_INIT_BODY.
8272 2008-01-25 Richard Guenther <rguenther@suse.de>
8274 PR tree-optimization/34966
8275 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8276 default defs and PHI_NODEs we have to insert after the
8279 2008-01-24 Nick Clifton <nickc@redhat.com>
8281 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8282 Provide a default definition.
8283 (LIBGCC2_UNITS_PER_WORD): Likewise.
8285 * config/stormy16/stormy16.c: Include df.h for the prototype
8286 for df_regs_ever_live_p.
8287 (xstormy16_expand_builtin_va_start): Convert the stack offset
8288 into a component_ref and then use POINTER_PLUS_EXPR to add it
8289 to the incoming_virtual_args_rtx.
8290 (xstormy16_gimplify_va_arg_expr): Rename to
8291 xstormy16_gimplify_va_arg_expr.
8292 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8293 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8294 xstormy16_gimplify_va_arg_expr.
8295 Fix up some formatting issues.
8297 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8298 Move to predicates.md.
8299 (xs_hi_general_operand): Likewise.
8300 (xs_hi_nonmemory_operand): Likewise.
8301 * config/stormy16/predicates.md:
8302 (xstormy16_carry_plus_operand): New predicate.
8303 (xs_hi_general_operand): New predicate.
8304 (xs_hi_nonmemory_operand): New predicate.
8305 * config/stormy16/stormy16-protos.h:
8306 (xstormy16_carry_plus_operand): Delete prototype.
8307 (xs_hi_general_operand): Likewise.
8308 (xs_hi_nonmemory_operand): Likewise.
8310 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8311 modifiers as they are no longer needed and they can trigger
8312 reload spill failures.
8314 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8315 with a match_operand in order to help reload.
8317 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8318 constraint with 'e' for the 8th alternative as this version of
8319 the mov.w instruction only accepts the lower 8 registers.
8321 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8324 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8325 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8328 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8331 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8333 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8335 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8337 (remove_structure): Update allocations list before removing structure.
8339 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8341 * ipa-struct-reorg.c (is_safe_cond_expr,
8342 create_new_stmts_for_cond_expr): Use integer_zerop function,
8343 that recognize not only zero-pointer, but zero-integer too.
8345 2008-01-25 Ben Elliston <bje@au.ibm.com>
8348 * fixproto: Escape "." in sed expression that strips leading "./".
8350 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8353 * gcc.c (SWITCH_OK): Removed.
8354 (SWITCH_LIVE): Changed to bit.
8355 (SWITCH_FALSE): Likewise.
8356 (SWITCH_IGNORE): Likewise.
8357 (switchstr): Change live_cond to unsigned int.
8358 (process_command): Replace SWITCH_OK with 0.
8359 (do_self_spec): Likewise.
8360 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8361 (give_switch): Likewise.
8362 (used_arg): Likewise.
8363 (do_spec_1): Set the SWITCH_IGNORE bit.
8364 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8365 bits. Set the SWITCH_LIVE bit.
8367 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8369 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8371 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8373 PR tree-optimization/34472
8374 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8375 parameter to a "bool *" and set *DATA to false if there is
8376 an unsafe access. Do not delete the structure here.
8377 (check_cond_exprs): Delete it here instead.
8378 (check_cond_exprs, exclude_cold_structs): Do not increase
8379 I when removing a structure.
8381 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8384 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8385 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8387 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8390 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8391 a fixed vector for stack.
8393 2008-01-24 Ben Elliston <bje@au.ibm.com>
8396 * doc/gcc.texi (Software development): Add a direntry for g++.
8398 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8400 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8401 stale and straggling -fforce-addr comments above.
8403 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8405 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8406 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8408 2008-01-23 Michael Matz <matz@suse.de>
8411 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8414 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8416 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8419 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8421 * config/avr/avr.c (avr_current_arch): New variable.
8422 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8423 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8424 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8425 (avr_override_options): Init 'avr_current_arch'.
8426 (base_arch_s): Move from here...
8427 * config/avr/avr.h (base_arch_s): ... here. Add new members
8428 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8429 'mega' to 'have_jmp_call'.
8430 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8431 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8433 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8435 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8436 MULTILIB_MATCHES): (Ditto.).
8438 2008-01-23 Richard Guenther <rguenther@suse.de>
8441 * cgraphunit.c (cgraph_reset_node): Always mark the node
8442 not reachable if it is not queued already.
8444 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8446 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8447 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8448 (cputype_selected): New static variable.
8449 (bfin_handle_option): Set it if -mcpu is used.
8450 (override_option): Select default set of workarounds if no cpu type
8451 selected on the command line.
8452 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8454 From Michael Frysinger <michael.frysinger@analog.com>
8455 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8456 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8458 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8459 for bf547, bf523, bf524, and bf526.
8460 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8462 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8463 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8464 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8465 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8466 * doc/invoke.texi (Blackfin Options): Document that
8467 -mcpu now accept bf547, bf523, bf524, and bf526.
8469 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8471 PR rtl-optimization/34628
8472 * combine.c (try_combine): Stop and undo after the first combination
8473 if an autoincrement side-effect on the first insn has effectively
8476 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8479 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8480 Offset addresses are not valid for Altivec or paired float modes.
8482 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8485 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8486 if DECL_INITIAL (decl) is error_mark_node.
8489 * c-common.c (handle_vector_size_attribute): Only allow
8490 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8491 the same way as pointer, array etc. types.
8492 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8495 * tree.c (build_type_attribute_qual_variant): Call
8496 build_qualified_type if attributes are equal, but quals are not.
8498 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8501 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8502 * flags.h (warn_strict_aliasing): Remove.
8503 (warn_strict_overflow): Remove.
8504 * opts.c (warn_strict_aliasing): Remove.
8505 (warn_strict_overflow): Remove.
8506 * c-opts.c (c_common_handle_option): -Wall only sets
8507 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8508 (c_common_post_options): Give default values to -Wstrict-aliasing
8509 and -Wstrict-overflow if they are uninitialized.
8510 * common.opt (Wstrict-aliasing): Specify Var and Init.
8511 (Wstrict-overflow): Likewise.
8513 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8515 PR rtl-optimization/26854
8516 PR rtl-optimization/34400
8517 PR rtl-optimization/34884
8518 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8520 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8521 (df_rd_bb_info.expanded_lr_out): Deleted
8522 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8523 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8524 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8525 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8526 Removed code to allocate, initialize or free expanded_lr_out.
8527 (df_rd_bb_local_compute_process_def): Restructured to make more
8529 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8530 sets if the sets are being trimmed.
8532 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8535 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8536 (as_vers): Likewise.
8537 * configure: Regenerated.
8539 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8542 * tree-pass.h (pass_build_alias): New pass.
8543 * tree-ssa-alias.c (gate_build_alias): New.
8544 (pass_build_alias): New.
8545 * passes.c (init_optimization_passes): Add pass_build_alias after
8546 pass_create_structure_vars.
8548 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8550 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8551 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8552 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8553 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8554 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8555 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8556 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8557 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8558 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8559 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8560 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8561 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8562 * config/s390/s390.md (FP_ALL): New mode iterator.
8563 (_d): New mode attribute.
8564 ("*signbit<mode>2>"): Changed mode of first operand.
8565 ("isinf<mode>2"): Changed mode of first operand.
8566 ("*TDC_insn"): Adaptation for DFP modes.
8568 2008-01-22 Ben Elliston <bje@au.ibm.com>
8570 * tree.c (check_qualified_type): Improve function description.
8572 2008-01-21 Jason Merrill <jason@redhat.com>
8575 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8576 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8579 2008-01-21 DJ Delorie <dj@redhat.com>
8581 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8584 2008-01-21 Richard Guenther <rguenther@suse.de>
8587 * tree-cfg.c (verify_expr): Allow all invariant expressions
8588 instead of just constant class ones as reference argument.
8589 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8590 like any other constant.
8591 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8593 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8595 * regmove.c (fixup_match_1): Update call crossed frequencies.
8597 2008-01-21 Richard Guenther <rguenther@suse.de>
8600 * tree-inline.c (setup_one_parameter): Deal with mismatched
8601 types using a VIEW_CONVERT_EXPR.
8603 2008-01-21 Alon Dayan <alond@il.ibm.com>
8604 Olga Golovanevsky <olga@il.ibm.com>
8606 PR tree-optimization/34701
8607 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8608 when the structure size is not a power of 2.
8610 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8612 * doc/install.texi: Add doc for --enable-checking=df.
8614 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8616 PR rtl-optimization/34808
8617 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8619 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8621 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8624 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8626 PR rtl-optimization/26854
8627 PR rtl-optimization/34400
8628 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8630 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8631 (df_rd_bb_info.expanded_lr_out): New.
8632 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8633 * loop_iv.c (iv_analysis_loop_init): Ditto.
8634 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8635 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8636 Added code to allocate, initialize or free expanded_lr_out.
8637 (df_rd_bb_local_compute_process_def): Restructured to make
8638 more understandable.
8639 (df_rd_confluence_n): Add code to do nothing with fake edges and
8640 code to no apply invalidate_by_call sets if the sets are being trimmed.
8641 (df_lr_local_finalize): Renamed to df_lr_finalize.
8642 (df_live_local_finalize): Renamed to df_live_finalize.
8644 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8647 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8648 deciding whether to use reciprocal instructions.
8650 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8652 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8653 dwarf2out_note_section_used if cold_text_section is NULL.
8655 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8657 PR gcov-profile/34610
8658 * tree-cfg.c (make_edges): Mark both outgoing edges from
8659 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8660 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8661 from OMP_FOR and OMP_CONTINUE outgoing edges.
8663 * tree-profile.c (tree_profiling): Return early if
8664 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8666 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8667 from cfun to child_cfun.
8668 * function.h (struct function): Add after_tree_profile bit.
8670 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8672 * config/avr/avr.S (_exit): Disable interrupt.
8674 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8675 Steven Bosscher <stevenb.gcc@gmail.com>
8677 PR rtl-optimization/26854
8678 PR rtl-optimization/34400
8679 * df-problems.c (df_live_scratch): New scratch bitmap.
8680 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8681 (df_live_reset): Clear the proper bitmaps.
8682 (df_live_bb_local_compute): Only process the artificial defs once
8683 since the order is not important.
8684 (df_live_init): Init the df_live sets only with the variables
8685 found live by df_lr.
8686 (df_live_transfer_function): Use the df_lr sets to prune the
8687 df_live sets as they are being computed.
8688 (df_live_free): Free df_live_scratch.
8690 2008-01-18 Ian Lance Taylor <iant@google.com>
8692 * common.opt: Add fmerge-debug-strings.
8693 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8694 flag_merge_debug_strings rather than flag_merge_constants.
8695 * doc/invoke.texi (Option Summary): Mention
8696 -fmerge-debug-strings.
8697 (Debugging Options): Document -fmerge-debug-strings.
8699 2008-01-18 Ian Lance Taylor <iant@google.com>
8702 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8703 (struct tree_function_decl): Add new field operator_new_flag.
8704 * tree-inline.c (expand_call_inline): When inlining a call to
8705 operator new, force the return value to go into a variable, and
8706 set DECL_NO_TBAA_P on that variable.
8707 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8709 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8712 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8713 DWARF2_DEBUGGING_INFO.
8714 (dwarf2out_note_section_used): Ditto. Add prototype.
8715 (have_multiple_function_sections, text_section_used,
8716 cold_text_section_used, *cold_text_sections): Move declarations
8719 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8721 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8722 field and add signal_ra.
8723 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8724 assignments to frame state pc. Move end of stack check after
8725 MD_FALLBACK_FRAME_STATE_FOR.
8726 (uw_update_context_1): Use frame state signal_regs if set, instead
8727 of checking signal_frame flag.
8728 (uw_update_context): Use frame state signal_ra if set.
8729 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8730 * config/xtensa/linux-unwind.h: New file.
8732 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8734 * modulo-sched.c (get_sched_window): Fix comment typo.
8736 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8738 PR tree-optimization/34648
8739 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8741 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8743 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8744 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8746 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8748 PR rtl-optimization/34400
8749 * df-core.c (df_worklist_dataflow_overeager,
8750 df_worklist_dataflow_doublequeue): New functions.
8751 (df_worklist_dataflow): Two different worklist solvers.
8752 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8755 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8758 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8759 and ftree-parallelize-loops.
8761 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8763 PR rtl-optimization/34826
8764 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8766 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8768 * global.c (find_reg): Mark the eh regs as used if necessary.
8769 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8770 * ra.h (struct allocno): no_eh_reg field added. Changed
8771 no_stack_reg type to bitfield.
8773 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8775 * tree.c (substitute_in_expr): Add missing 'break'.
8777 2008-01-17 Richard Guenther <rguenther@suse.de>
8779 PR tree-optimization/34825
8780 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8781 x / x as division to handle.
8783 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8785 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8786 "-pthread" is specified.
8787 * pa-hpux11.h (LIB_SPEC): Likewise.
8789 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8790 Peter Bergner <bergner@vnet.ibm.com>
8792 PR rtl-optimization/33796
8793 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8795 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8797 PR libgfortran/34699
8798 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8800 * pa-hpux10.h (LINK_SPEC): Likewise.
8801 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8803 2008-01-16 Richard Guenther <rguenther@suse.de>
8806 * fold-const.c (fold_convert_const_int_from_int): Do not
8807 set overflow if that occured only because of a sign extension
8808 change when converting from/to a sizetype with the same
8809 precision and signedness.
8811 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8814 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8815 location address to the correct place. Update copyright year.
8817 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8819 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8820 no dependences in the dependence_relations vector.
8822 2008-01-16 Jan Hubicka <jh@suse.cz>
8824 PR rtl-optimization/31396
8825 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8826 * cfg.c (dump_reg_info): Print it.
8827 * regs.h (struct reg_info_t): add freq_calls_crossed.
8828 (REG_FREQ_CALLS_CROSSED): New macro.
8829 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8830 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8831 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8832 regmove_optimize): Update call crossed frequencies.
8833 * local-alloc.c (struct qty): Add freq_calls_crossed.
8834 (alloc_qty): Copute freq_calls_crossed.
8835 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8836 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8837 * ra.h (struct allocno): Add freq_calls_crossed.
8839 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8841 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8842 libgomp when compiling with ftree-parallelize-loops.
8843 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8845 2008-01-16 Richard Guenther <rguenther@suse.de>
8847 PR tree-optimization/34769
8848 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8849 * tree.c (int_cst_value): Instead make this function more
8850 permissive in what it accepts as valid input. Document this
8851 function always sign-extends the value.
8853 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8854 Richard Guenther <rguenther@suse.de>
8857 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8858 (gimple_fold_indirect_ref_rhs): ... this.
8859 (gimple_fold_indirect_ref): New function with foldings
8860 that preserve lvalueness.
8861 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8862 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8863 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8864 to fold an INDIRECT_REF, fall back to the old use of
8865 fold_indirect_ref_1.
8867 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8869 * tree-data-ref.c (subscript_dependence_tester_1): Call
8870 free_conflict_function.
8871 (compute_self_dependence): Same.
8873 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8876 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8877 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8879 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8880 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8881 for DWARF2_UNWIND_INFO targets.
8883 2008-01-16 Richard Guenther <rguenther@suse.de>
8886 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8887 type qualifiers for function types.
8889 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8891 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8892 loop_iterator li from previous commit.
8894 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8896 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8898 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8900 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8901 (parallelize_loops): Don't parallelize irreducible components.
8903 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8906 * c-opts (c_common_post_options): Do not enable CPP
8907 flag_pedantic_errors by default.
8909 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8911 PR rtl-optimization/31944
8912 * cse.c (remove_pseudo_from_table): New function.
8913 (merge_equiv_classes): Use above function to remove pseudo-registers.
8914 (invalidate): Likewise.
8916 2008-01-13 Richard Guenther <rguenther@suse.de>
8919 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8920 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8922 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8924 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8925 validate_change to unshare the source of the PC set.
8927 2008-01-12 Jan Hubicka <jh@suse.cz>
8930 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8931 references above array bounds. This might trigger bounds checks for
8934 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8936 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8937 new_replaceable_dependencies.
8939 2008-01-12 Doug Kwan <dougkwan@google.com>
8941 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8942 instead of OPT_Wreturn_type in warning due to ignored return type
8944 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8945 options included in -Wextra.
8946 * c.opt: New option -Wignored_qualifiers.
8947 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8948 -Wignore_qualifiers.
8949 (-Wignored-qualifiers): Document.
8950 (-Wreturn-type): Remove description of functionality now handled
8951 by -Wignored-qualifiers.
8953 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8956 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8957 NOP_EXPR if it is between integral types with the same precision.
8959 2008-01-12 Jan Hubicka <jh@suse.cz>
8962 * invoke.texi (max-inline-recursive-depth): Fix default value.
8964 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8966 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8969 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8971 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8973 2008-01-11 James E. Wilson <wilson@specifix.com>
8976 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8978 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8980 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8981 save/restore frame pointer register and don't use 'call-prologues'
8982 optimization in function with "OS_task" attribute.
8984 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8987 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8988 when copying to memory.
8990 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8992 PR rtl-optimization/30905
8993 * cfgcleanup.c: Include dce.h
8994 (crossjumps_occured): New global variable.
8995 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8996 If something changed, set crossjumps_occured to true.
8997 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8998 Don't add/remove fake edges to exit here...
8999 (cleanup_cfg): ...but do it here, when crossjumping.
9000 Run a fast DCE when successful crossjumps occured in the latest
9001 iteration of try_optimize_cfg.
9003 2008-01-11 Richard Guenther <rguenther@suse.de>
9005 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9006 (struct vn_unary_op_s): Likewise.
9007 (vn_reference_insert): Free old reference on hash collision.
9009 2008-01-10 Raksit Ashok <raksit@google.com>
9011 PR rtl-optimization/27971
9012 * combine.c (find_split_point): Split PLUS expressions which are
9013 inside a MEM rtx, and whose first operand is complex.
9015 2008-01-10 DJ Delorie <dj@redhat.com>
9017 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9018 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9019 (m32c_hard_regno_ok): Call the underlying function.
9021 2008-01-10 Richard Guenther <rguenther@suse.de>
9024 * tree-cfg.c (tree_merge_blocks): Do not go through the
9025 full-blown folding and stmt updating path if we just deal
9026 with virtual operands.
9027 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9028 test for abnormal SSA_NAMEs.
9030 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9033 * reload.c (push_reload): Add assertions. All constants from
9034 reg_equiv_constant should have been used for replacing the respective
9036 (find_reloads_address): Invoke find_reloads_address_part for
9037 constant taken from the reg_equiv_constant array.
9039 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9041 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9042 field (valnum) the first in the struct. Replace bools with
9045 2008-01-10 Richard Guenther <rguenther@suse.de>
9047 PR tree-optimization/34651
9048 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9049 types and ordering for masking and converting.
9051 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9053 PR tree-optimization/34017
9054 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9055 also for PHI_NODE expressions.
9057 2008-01-09 Jan Hubicka <jh@suse.cz>
9059 PR tree-optimization/34708
9060 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9061 based on number of case labels.
9062 (init_inline_once): Remove switch_cost.
9063 * tree-inline.h (eni_weights_d): Remove switch_cost.
9065 2008-01-09 Richard Guenther <rguenther@suse.de>
9066 Andrew Pinski <andrew_pinski@playstation.sony.com>
9069 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9070 temporary if an rvalue is ok or an lvalue is not required.
9072 2008-01-09 Richard Guenther <rguenther@suse.de>
9075 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9078 2008-01-09 Richard Guenther <rguenther@suse.de>
9081 * tree.c (host_integerp): Check for sizetype only if the
9082 type is an integer type.
9084 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9087 * opts.c (decode_options): Disable inlining of functions called
9088 once if not in unit-at-a-time mode.
9090 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9092 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9094 2008-01-08 Richard Guenther <rguenther@suse.de>
9097 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9098 out early if the result will be unused.
9100 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9105 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9106 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9109 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9111 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9112 for vectorization tuned.
9114 2008-01-08 Richard Guenther <rguenther@suse.de>
9116 PR tree-optimization/34683
9117 * tree-ssa-operands.c (operand_build_cmp): Export.
9118 * tree-ssa-operands.h (operand_build_cmp): Declare.
9119 * tree-vn.c (vuses_compare): Remove.
9120 (sort_vuses): Use operand_build_cmp.
9121 (sort_vuses_heap): Likewise.
9122 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9123 to re-use old VEC if available. Do not sort already sorted VUSEs.
9124 (vdefs_to_vec): Do not sort already sorted VDEFs.
9126 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9129 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9131 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9134 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9135 limitations of reciprocal sequences on x86 targets.
9137 2008-01-08 Richard Guenther <rguenther@suse.de>
9139 PR tree-optimization/34683
9140 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9142 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9145 * config/darwin.c (darwin_mergeable_string_section): Don't use
9146 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9148 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9151 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9152 negxf2. Macroize expander using X87MODEF mode iterator. Change
9153 predicates of op0 and op1 to register_operand.
9154 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9155 expander using X87MODEF mode iterator. Change predicates of
9156 op0 and op1 to register_operand.
9157 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9158 corresponding patterns and macroize using MODEF macro. Change
9159 predicates of op0 and op1 to register_operand and remove
9160 "m" constraint. Disparage "r" alternative with "!".
9161 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9162 macroize using X87MODEF macro. Change predicates of op0 and op1
9163 to register_operand and remove "m" constraint. Disparage "r"
9164 alternative with "!".
9165 (absneg splitter with memory operands): Remove.
9166 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9167 patterns and macroize using X87MODEF mode iterator.
9168 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9169 Change predicate of op1 to register_operand.
9170 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9171 for memory operands.
9173 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9175 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9177 2008-01-07 Richard Guenther <rguenther@suse.de>
9179 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9182 2008-01-07 Richard Guenther <rguenther@suse.de>
9184 PR tree-optimization/34683
9185 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9186 VOPs of the needed size to save memory. Use VEC_quick_push
9187 to save compile-time.
9188 (vdefs_to_vec): Likewise.
9190 2008-01-07 Sa Liu <saliu@de.ibm.com>
9192 * config/spu/spu.md (divdf3): Genetate inline code for double
9193 division. The implementation doesn't handle INF or NAN, therefore it
9194 only applies when -ffinite-math-only is given.
9196 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9199 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9200 * doc/cpp.texi ([Common Predefined Macros]): Document.
9202 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9204 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9205 order to use commutative addition instead of subtraction.
9207 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9208 Mircea Namolaru <namolaru@il.ibm.com>
9209 Vladimir Yanovsky <yanov@il.ibm.com>
9210 Revital Eres <eres@il.ibm.com>
9212 PR tree-optimization/34263
9213 * tree-outof-ssa.c (process_single_block_loop_latch,
9214 contains_tree_r): New functions.
9215 (analyze_edges_for_bb): Call process_single_block_loop_latch
9216 function to empty single-basic-block latch block if possible.
9218 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9220 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9222 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9224 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9226 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9228 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9230 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9232 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9234 PR tree-optimization/34618
9235 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9238 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9241 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9242 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9243 Update copyright year.
9245 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9246 Update copyright year.
9247 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9250 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9252 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9253 edge does not point to current bb before changing need_assert.
9255 2008-01-04 Richard Guenther <rguenther@suse.de>
9258 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9259 for verifying purposes if they are is_gimple_min_invariant.
9261 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9263 PR tree-optimization/34448
9264 PR tree-optimization/34465
9265 * gimplify.c (gimplify_init_constructor): Add new parameter
9266 notify_temp_creation. Use it.
9267 (gimplify_modify_expr_rhs): Take volatiles into account when
9268 optimizing constructors.
9269 Do not optimize constructors if gimplify_init_constructor will dump to
9271 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9272 * gcc.c-torture/compile/pr34448.c: New.
9274 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9276 PR gcov-profile/34609
9277 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9278 return_slot if result is TREE_ADDRESSABLE.
9280 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9282 * config/mips/mips.md (sqrt_condition): Tweak comment.
9283 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9285 2008-01-03 Tom Tromey <tromey@redhat.com>
9288 * c-common.c (c_type_hash): Handle VLAs.
9290 2008-01-03 Jan Hubicka <jh@suse.cz>
9292 PR tree-optimization/31081
9293 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9294 0 when inlining and not inlining to first basic block.
9295 (remap_decl): When var is initialized to 0, don't set default_def.
9296 (expand_call_inline): Set entry_bb.
9297 * tree-inline.h (copy_body_data): Add entry_bb.
9299 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9302 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9305 PR tree-optimization/29484
9306 * tree-inline.c (inline_forbidden_p_2): New function.
9307 (inline_forbidden_p): Disallow inlining if some static var
9308 has an address of a local LABEL_DECL in its initializer.
9309 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9312 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9314 PR tree-optimization/34635
9315 * tree-data-ref.c (add_other_self_distances): Make sure that the
9316 evolution step is constant.
9318 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9321 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9323 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9325 * tree-sra.c (scalarize_init): Insert the generate_element_init
9326 statements after the generate_element_zero statements.
9328 2008-01-02 Richard Guenther <rguenther@suse.de>
9332 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9333 for very large number of operands instead of ICEing.
9335 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9338 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9339 while stack probing.
9341 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9343 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9346 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9349 * tree-mudflap.c (mx_register_decls): Guard warning by
9350 !DECL_ARTIFICIAL check.
9352 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9354 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9355 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9356 sse5_perm<mode>): Fix constraints.