1 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4 ix86_expand_vector_set if supported.
6 2008-05-13 Diego Novillo <dnovillo@google.com>
7 Kenneth Zadeck <zadeck@naturalbridge.com>
9 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
11 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12 phinodes_print_statistics, init_ssanames, fini_ssanames,
13 make_ssa_name, duplicate_ssa_name,
14 duplicate_ssa_name_ptr_info, release_ssa_name,
15 release_defs, replace_ssa_name_symbol,
16 ssanames_print_statistics): Move ...
17 * tree-flow.h: ... here.
18 * tree-ssanames.c (init_ssanames): Add arguments FN and
19 SIZE. Use FN instead of cfun.
20 (make_ssa_name_fn): Rename from make_ssa_name.
21 (pass_release_ssa_names): Add TODO_dump_func to finish
23 * tree-flow-inline.h (make_ssa_name): Move from
24 tree-ssanames.c. Convert to static inline. Call
26 * omp-low.c (expand_omp_parallel):
27 * tree-flow-inline.h (redirect_edge_var_map_result):
28 * tree-ssa.c (init_tree_ssa): Add argument FN. Use it
32 2008-05-13 Tom Tromey <tromey@redhat.com>
34 PR preprocessor/22168:
35 * doc/cpp.texi (Top): Update menu.
36 (Alternatives to Wrapper #ifndef): New node.
37 (Other Directives): Document deprecation.
38 (Obsolete Features): Remove menu.
39 (Assertions): Merge node into Obsolete Features.
40 (Obsolete once-only headers): Move earlier; rename to Alternatives
42 * doc/cppopts.texi: Update.
43 * c.opt (Wdeprecated): Enable for C and ObjC.
44 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
45 (C++ Dialect Options): Move -Wno-deprecated from here to...
46 (Warning Options): ... here.
48 2008-05-13 Richard Guenther <rguenther@suse.de>
51 * fold-const.c (fold_sign_changed_comparison): Do not allow
52 changes in pointer-ness.
54 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
57 * config/sh/sh.c (sh_expand_prologue): Don't clear
58 RTX_FRAME_RELATED_P for push insns.
60 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
62 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
64 2008-05-12 Anatoly Sokolov <aesok@post.ru>
66 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
67 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
68 Use 'machine->is_leaf' instead of 'leaf_func_p'.
70 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
72 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
73 (*vec_concatv4sf_sse): This.
74 (*sse2_concatv2si): Renamed to ...
75 (*vec_concatv2si_sse2): This.
76 (*sse1_concatv2si): Renamed to ...
77 (*vec_concatv2si_sse): This.
78 (*vec_concatv2di_rex): Renamed to ...
79 (*vec_concatv2di_rex64): This.
80 (*vec_concatv2si_sse4_1): New.
81 (*vec_concatv2di_rex64_sse4_1): Likewise.
83 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
85 PR rtl-optimization/36111
86 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
87 that was created for swappable operands.
89 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
92 * Makefile.in: Substitute GNATMAKE and GNATBIND.
93 * configure.ac: Add call to ACX_PROG_GNAT.
95 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
97 * optc-gen.awk: Fix comment typo.
99 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
101 * pretty-print.c (pp_integer_with_precision): Use
102 HOST_LONG_LONG_FORMAT.
104 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
106 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
108 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
110 * config/i386/i386.c (bdesc_ptest): Removed.
111 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
112 (bdesc_args): Add __builtin_ia32_ptestz128,
113 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
114 (ix86_init_mmx_sse_builtins): Updated.
115 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
116 (ix86_expand_builtin): Updated.
118 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
120 * tree-cfg.c (valid_fixed_convert_types_p): New function.
121 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
123 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
125 * value-prof.c (interesting_stringop_to_profile): Do not
126 return early for BUILT_IN_MEMPCPY.
128 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
130 * calls.c (expand_call): Don't use callgraph to increase
131 preferred_stack_boundary.
133 * cgraph.h (cgraph_rtl_info): Use unsigned on
134 preferred_incoming_stack_boundary.
136 * final.c (rest_of_clean_state): Use unsigned on
137 preferred_stack_boundary.
139 2008-05-09 Tom Tromey <tromey@redhat.com>
141 PR preprocessor/22231:
142 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
145 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
147 PR tree-optimization/36129
148 * tree-ssa-ccp.c: Include value-prof.h.
149 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
150 built-in function was folded to a constant.
151 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
153 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
154 Sebastian Pop <sebastian.pop@amd.com>
156 * tree-scalar-evolution.c: Document instantiate_scev.
157 (instantiate_parameters_1): Renamed instantiate_scev_1.
158 Don't use the same loop for instantiation_loop and evolution_loop.
159 (instantiate_scev): New.
160 (instantiate_parameters): Moved...
161 (resolve_mixers): Update call to instantiate_scev_1 to pass the
162 same loop twice. Maintains the semantics for this function.
163 * tree-scalar-evolution.h (instantiate_scev): Declare.
164 (instantiate_parameters): ...here. Now static inline.
165 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
166 instead of resolve_mixers.
168 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
170 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
172 2008-05-09 Tomas Bily <tbily@suse.cz>
174 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
175 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
176 * tree-ssa-structalias.c (get_constraint_for): Likewise.
177 * c-common.c (c_common_truthvalue_conversion): Likewise.
178 * tree-object-size.c (compute_object_offset): Likewise.
179 * tree-inline.c (estimate_num_insns_1): Likewise.
180 * varasm.c (const_hash_1, compare_constant, copy_constant)
181 (compute_reloc_for_constant, output_addressed_constants)
182 (initializer_constant_valid_p): Likewise.
183 * c-omp.c (check_omp_for_incr_expr): Likewise.
184 * gimplify.c (gimplify_expr): Likewise.
185 * c-typeck.c (c_finish_return): Likewise.
186 * tree-vectorizer.c (supportable_widening_operation)
187 (supportable_narrowing_operation): Likewise.
188 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
189 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
190 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
191 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
192 (descr_info_loc): Likewise.
193 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
194 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
195 (fold_unary): Likewise.
196 * builtins.c (get_pointer_alignment): Likewise.
197 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
198 (instantiate_parameters_1): Likewise.
199 * tree.c (expr_align, stabilize_reference): Likewise.
200 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
201 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
202 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
203 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
204 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
205 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
207 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
208 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
209 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
210 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
211 (forward_propagate_comparison)
212 (tree_ssa_forward_propagate_single_use_vars): Likewise.
213 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
214 * emit-rtl.c (component_ref_for_mem_expr)
215 (set_mem_attributes_minus_bitpos): Likewise.
216 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
217 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
219 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
220 (build_function_call, pointer_diff, build_compound_expr)
221 (c_finish_return): Likewise.
222 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
223 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
225 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
226 * expr.c (is_aligning_offset): Likewise.
227 * tree-ssa-alias.c (is_escape_site): Likewise.
228 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
229 (check_all_va_list_escapes): Likewise.
230 * tree-ssa-loop-ivopts.c (determine_base_object)
231 (determine_common_wider_type): Likewise.
232 * dojump.c (do_jump): Likewise.
233 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
234 * tree-gimple.c (is_gimple_cast): Likewise.
235 * fold-const.c (decode_field_reference, )
236 (fold_sign_changed_comparison, fold_unary, fold_comparison)
237 (fold_binary): Likewise.
238 * tree-ssa-alias-warnings.c (find_alias_site_helper)
239 (already_warned_in_frontend_p): Likewise.
240 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
241 * tree.c (really_constant_p, get_unwidened): Likewise.
242 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
243 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
244 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
246 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
248 (CONVERT_EXPR_P): Define.
249 (CASE_CONVERT): Define.
251 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
254 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
255 (delete_unmarked_insns): When deleting a call, call
256 delete_unreachable_blocks.
257 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
258 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
260 2008-05-08 Richard Guenther <rguenther@suse.de>
262 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
263 (-ftree-salias): Likewise.
264 (salias-max-implicit-fields): Remove param documentation.
265 (salias-max-array-elements): Likewise.
266 * tree-pass.h (pass_create_structure_vars): Remove.
267 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
268 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
269 * tree-ssa-alias.c (create_structure_vars): Remove.
270 (gate_structure_vars): Likewise.
271 (pass_create_structure_vars): Likewise.
272 (gate_build_alias): Likewise.
273 (pass_build_alias): Adjust to run always and dump the function.
274 * common.opt (ftree-salias): Hide.
275 * passes.c (init_optimization_passes): Remove
276 pass_create_structure_vars, adjust comment.
277 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
278 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
279 * opts.c (decode_options): Do not set flag_tree_salias.
280 (common_handle_option): Add OPT_ftree_salias to the backward
281 compatibility section.
283 2008-05-08 Richard Guenther <rguenther@suse.de>
285 * tree-flow-inline.h (var_can_have_subvars): Move ...
286 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
287 * tree-flow.h (var_can_have_subvars): Remove.
288 (push_fields_onto_fieldstack): Remove.
289 (sort_fieldstack): Likewise.
290 (struct fieldoff): Move ...
291 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
292 alias_set and base_for_components fields.
293 (sort_fieldstack): Make static.
294 (push_fields_onto_fieldstack): Likewise. Remove code that
295 handles anything but RECORD_TYPEs. Remove alias_set and
296 base_for_components handling.
297 (create_variable_info_for): Adjust.
299 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
301 * common.opt (Wframe-larger-than=): Shorten the help message
303 * doc/invoke.texi (Wframe-larger-than=): Add more description.
305 2008-05-08 Rafael Espindola <espindola@google.com>
307 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
309 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
310 trap and that both operands are gimple values.
311 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
312 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
315 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
317 * read-rtl.c (join_c_conditions): Return the first string if the
318 two strings are equal.
320 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
322 * gensupport.h (pred_data): Add a "num_codes" field.
323 (add_predicate_code): Declare.
324 * gensupport.c (add_predicate_code): New function.
325 (std_pred_table): Add an "allows_const_p" field.
326 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
327 Remove the (incomplete) list of such codes from the codes field.
328 (init_predicate_table): Use add_predicate_code. Add all
329 RTX_CONST_OBJs if allows_const_p is true.
330 * genrecog.c (process_define_predicate): Use add_predicate_code.
332 2008-05-08 David Daney <ddaney@avtrex.com>
333 Richard Sandiford <rsandifo@nildram.co.uk>
335 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
336 special case of constant zero operands.
337 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
338 old and new values. Special case constant zero values.
339 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
341 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
342 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
344 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
347 * simplify-rtx.c (simplify_plus_minus): Create CONST of
348 similar RTX_CONST_OBJ before CONST_INT.
350 2008-05-08 Steve Ellcey <sje@cup.hp.com>
352 * stmt.c (expand_stack_restore): Change sa mode if needed.
354 2008-05-08 Richard Guenther <rguenther@suse.de>
356 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
358 (ix86_sol10_return_in_memory): Likewise.
359 (ix86_i386elf_return_in_memory): Likewise.
360 (ix86_i386interix_return_in_memory): Likewise.
361 * config/i386/i386.c (ix86_return_in_memory): Likewise.
362 (ix86_sol10_return_in_memory): Likewise.
363 (ix86_i386elf_return_in_memory): Likewise.
364 (ix86_i386interix_return_in_memory): Likewise.
366 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
369 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
371 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
372 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
375 2008-05-08 Richard Guenther <rguenther@suse.de>
377 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
378 * tree-data-ref.h (struct dr_alias): Remove subvars field.
379 (DR_SUBVARS): Remove.
380 * tree-dfa.c (dump_subvars_for): Remove.
381 (debug_subvars_for): Likewise.
382 (dump_variable): Do not dump subvars.
383 (remove_referenced_var): Do not remove subvars.
384 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
385 (lookup_subvars_for_var): Remove.
386 (get_subvars_for_var): Likewise.
387 (get_subvars_at): Likewise.
388 (get_first_overlapping_subvar): Likewise.
389 (overlap_subvar): Likewise.
390 * tree-flow.h (subvar_t): Remove.
391 (struct var_ann_d): Remove subvars field.
392 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
393 argument. Remove special handling of SFTs.
394 (compute_tag_properties): Likewise.
395 (set_initial_properties): Likewise.
396 (compute_call_clobbered): Likewise.
397 (count_mem_refs): Likewise.
398 (compute_memory_partitions): Likewise.
399 (compute_flow_insensitive_aliasing): Likewise.
400 (setup_pointers_and_addressables): Likewise.
401 (new_type_alias): Likewise.
402 (struct used_part): Remove.
403 (used_portions): Likewise.
404 (struct used_part_map): Likewise.
405 (used_part_map_eq): Likewise.
406 (used_part_map_hash): Likewise.
407 (free_used_part_map): Likewise.
408 (up_lookup): Likewise.
409 (up_insert): Likewise.
410 (get_or_create_used_part_for): Likewise.
411 (create_sft): Likewise.
412 (create_overlap_variables_for): Likewise.
413 (find_used_portions): Likewise.
414 (create_structure_vars): Likewise.
415 * tree.def (STRUCT_FIELD_TAG): Remove.
416 * tree.h (MTAG_P): Adjust.
417 (struct tree_memory_tag): Remove base_for_components and
418 unpartitionable flags.
419 (struct tree_struct_field_tag): Remove.
420 (SFT_PARENT_VAR): Likewise.
421 (SFT_OFFSET): Likewise.
422 (SFT_SIZE): Likewise.
423 (SFT_NONADDRESSABLE_P): Likewise.
424 (SFT_ALIAS_SET): Likewise.
425 (SFT_UNPARTITIONABLE_P): Likewise.
426 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
427 (union tree_node): Remove sft field.
428 * alias.c (get_alias_set): Remove special handling of SFTs.
429 * print-tree.c (print_node): Remove handling of SFTs.
430 * tree-dump.c (dequeue_and_dump): Likewise.
431 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
432 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
433 * tree-predcom.c (set_alias_info): Do not set subvars.
434 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
435 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
436 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
437 (add_vars_for_offset): Remove.
438 (add_virtual_operand): Remove special handling of SFTs.
439 (add_call_clobber_ops): Likewise.
440 (add_call_read_ops): Likewise.
441 (get_asm_expr_operands): Likewise.
442 (get_modify_stmt_operands): Likewise.
443 (get_expr_operands): Likewise.
444 (add_to_addressable_set): Likewise.
445 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
446 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
447 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
448 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
449 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
450 (tree_node_structure): Likewise.
451 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
453 (find_what_p_points_to): Likewise.
455 2008-05-08 Sa Liu <saliu@de.ibm.com>
457 * config/spu/spu.md: Fixed subti3 pattern.
459 2008-05-08 Richard Guenther <rguenther@suse.de>
462 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
463 sure to create a representative for trailing arrays for PTA.
465 2008-05-08 Richard Guenther <rguenther@suse.de>
468 * fold-const.c (operand_equal_p): Two objects which types
469 differ in pointerness are not equal.
471 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
473 * calls.c (compute_argument_block_size): Add argument tree fndecl.
474 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
475 (emit_library_call_value_1): Add new variable fndecl initialized by
476 NULL_TREE. It should be the decl type of orgfun, but this information
477 seems not to be available here, so it uses the default calling abi.
478 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
479 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
480 by TARGET_RETURN_IN_MEMORY.
481 * config/i386/i386-interix.h: Likewise.
482 * config/i386/i386.h: Likewise.
483 * config/i386/i386elf.h: Likewise.
484 * config/i386/ptx4-i.h: Likewise.
485 * config/i386/sol2-10.h: Likewise.
486 * config/i386/sysv4.h: Likewise.
487 * config/i386/vx-common.h: Likewise.
488 * config/cris/cris.h: Removed #if 0 clause.
489 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
490 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
492 (ix86_sol10_return_in_memory): Likewise.
493 (ix86_i386elf_return_in_memory): New.
494 (ix86_i386interix_return_in_memory): New.
495 * config/mt/mt-protos.h (mt_return_in_memory): New.
496 * config/mt/mt.c: Likewise.
497 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
498 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
499 * config/bfin/bfin.h: Likewise.
500 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
502 * config/bfin/bfin.c: Likewise.
503 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
504 * config/alpha/unicosmk.h: Likewise.
505 * config/i386/cygming.h: Likewise.
506 * config/iq2000/iq2000.h: Likewise.
507 * config/mips/mips.h: Likewise.
508 * config/mn10300/mn10300.h: Likewise.
509 * config/rs6000/rs6000.h: Likewise.
510 * config/score/score.h: Likewise.
511 * config/spu/spu.h: Likewise.
512 * config/v850/v850.h: Likewise.
513 * defaults.h: Likewise.
514 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
515 * expr.c (emit_block_move): Adjust use of
516 OUTGOING_REG_PARM_STACK_SPACE.
517 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
518 OUTGOING_REG_PARM_STACK_SPACE.
519 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
521 2008-05-08 Jakub Jelinek <jakub@redhat.com>
523 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
524 on OMP_RETURN for OMP_FOR.
527 * dwarf2out.c (dw_expand_expr, common_check): Removed.
528 (fortran_common): New function.
529 (gen_variable_die): Call fortran_common instead of common_check,
530 adjust for it returning tree instead of rtx. Formatting.
532 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
536 * see.c (see_copy_insn): Copy new pure const attributes for new call.
537 * c-decl.c (merge_decls): Ditto.
538 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
539 to RTL_CONST_OR_PURE_CALL_P.
540 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
541 Initialized DECL_LOOPING_CONST_PURE.
542 (process_call_operands): Set tree_side_effects properly.
543 * tree.h (TREE_READONLY_DECL_P): Removed.
544 (DECL_IS_PURE): Renamed to DECL_PURE_P.
545 (DECL_LOOPING_OR_CONST_P): New macro.
546 (struct tree_function_decl): Added looping_const_or_pure_p.
548 (ECF_LOOPING_OR_CONST_P): New macro.
549 * rtlanal.c (pure_const_p): Removed.
550 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
551 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
553 * ipa-pure-const.c (pure_const_state_e): Added looping field.
554 (check_decl, check_tree, check_call, scan_function): Initialize
556 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
557 (static_execute): Set looping true for recursive functions.
558 Undo setting state to IPA_NEITHER for recursive functions.
560 * ifcvt.c (noce_can_store_speculate_p): Changed
561 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
562 RTL_CONST_OR_PURE_CALL_P.
563 * dse.c (scan_insn): Ditto.
564 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
565 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
566 RTL_CONST_OR_PURE_CALL_P.
567 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
568 pure_call_p to RTL_CONST_CALL_P.
569 * gimplify.c (gimplify_call_expr): Clear side effects for
570 non-looping pure and constant calls.
571 * calls.c (emit_call_1): Set rtl flags from ecf flags.
572 (flags_from_decl_or_type): Set ecf flags from decl flags.
573 (initialize_argument_information): Turn off
574 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
575 Change const to pure if callee_copies is true rather than just
577 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
578 way of marking pure calls.
579 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
580 Remove hack that was supposed to fix pr7335 and remove old
581 way of marking pure calls.
582 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
583 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
584 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
585 RTL_CONST_OR_PURE_CALL_P.
586 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
587 * loop-invariant.c (find_exits, find_invariant_bb): Changed
588 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
589 * sched-deps.c (schedule_analyze): Ditto.
590 * rtl.h (struct rtx_def): Use call field, unchanging field, and
591 return_val field of calls to represent pure and const function info.
592 (CONST_OR_PURE_CALL_P): Deleted macro.
593 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
594 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
595 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
597 * tree-optimize.c (execute_fixup_cfg): Added test for
598 ECF_LOOPING_CONST_OR_PURE.
599 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
601 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
602 effects for looping pure or const calls.
603 (verify_gimple_expr): Added verification code.
604 * config/alpha/alpha.c (alpha_legitimize_address,
605 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
607 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
608 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
609 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
610 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
611 RTL_CONST_OR_PURE_CALL_P.
612 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
613 and const calls to be deleted.
615 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
618 * config/i386/mmx.md (mmx_subv2sf3): New expander.
619 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
620 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
621 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
622 to handle nonimmediate operands.
623 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
624 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
625 to handle nonimmediate operands.
626 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
627 (mmx_pmulhrwv4hi3): New expander. Use
628 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
629 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
630 (sse2_umulv1siv1di3): New expander. Use
631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
632 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
633 (mmx_eq<mode>3): New expander. Use
634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
635 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
636 (mmx_uavgv8qi3): New expander. Use
637 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
638 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
639 (mmx_uavgv4hi3): New expander. Use
640 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
643 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
644 to handle nonimmediate operands.
645 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
646 to handle nonimmediate operands.
647 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
648 to handle nonimmediate operands.
649 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
650 to handle nonimmediate operands.
651 (sse2_unpckhpd_exp): New expander. Use
652 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
653 (sse2_unpcklpd_exp): New expander. Use
654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
655 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
656 to handle nonimmediate operands.
657 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
658 to handle nonimmediate operands.
659 (*sse2_<plusminus_insn><mode>3): Rename from
660 sse2_<plusminus_insn><mode>3 insn pattern.
661 (sse2_<plusminus_insn><mode>3): New expander. Use
662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
663 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
664 (sse2_umulv2siv2di3): New expander. Use
665 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
666 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
667 (sse4_1_mulv2siv2di3): New expander. Use
668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
669 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
670 (sse2_pmaddwd): New expander. Use
671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
672 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
673 (sse2_eq<mode>3): New expander. Use
674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
675 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
676 (sse4_1_eqv2di3): New expander. Use
677 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
678 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
679 (sse2_uavgv16qi3): New expander. Use
680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
681 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
682 (sse2_uavgv16qi3): New expander. Use
683 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
684 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
685 (sse2_uavgv8hi3): New expander. Use
686 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
687 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
688 (ssse3_pmulhrswv8hi3): New expander. Use
689 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
690 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
691 (ssse3_pmulhrswv4hi3): New expander. Use
692 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
694 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
695 (<sse>_vmmul<mode>3): Ditto.
696 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
698 (ssse3_pmaddubsw128): Use register_operand for operand 1.
699 (ssse3_pmaddubsw): Ditto.
701 * config/i386/i386.c (struct_builtin_description)
702 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
703 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
704 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
705 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
706 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
707 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
708 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
709 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
710 (ix86_fixup_binary_operands): Assert that src1
711 and src2 must have the same mode when swapped.
712 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
713 and ix86_binary_operator_ok. Do not force operands in registers
716 2008-05-07 Jan Hubicka <jh@suse.cz>
718 * cgraph.c (dump_cgraph_node): Update.
719 * cgraph.h (cgraph_local_info): Break out inline summary.
720 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
722 * ipa-inline (inline_summary): New accestor function.
723 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
724 cgraph_decide_inlining, compute_inline_parameters): Update.
725 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
727 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
729 Cleanup ColdFire scheduling support and add V4 pipeline model.
731 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
732 (define_attr cpu): Add cfv4 value.
733 (define_attr type, define_attr type1): Merge into a single 'type'
734 attribute. Update all uses.
735 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
736 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
738 (define_attr opx_mem, define_attr opy_mem): Remove.
739 (define_attr op_mem): Clean up, update comment.
740 (define_attr size): Use specific values instead of general int.
741 (define_attr guess, define_attr split): Remove. Update all uses.
742 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
743 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
744 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
745 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
746 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
747 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
748 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
749 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
750 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
751 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
752 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
753 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
754 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
755 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
756 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
757 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
758 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
759 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
760 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
761 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
762 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
763 Update or set attributes.
764 (stack_tie): New fake instruction.
766 * config/m68k/m68k.h (TUNE_CFV4): New macro.
767 (m68k_sched_attr_size): Update declaration.
768 (m68k_sched_attr_type2): Remove.
769 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
770 Declare new bypass predicates.
772 * config/m68k/m68k.c (m68k_sched_issue_rate,
773 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
775 (TARGET_SCHED_ISSUE_RATE,
776 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
777 (override_options): Handle scheduling for ColdFire V4 core.
778 (m68k_expand_prologue): Emit stack_tie.
779 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
780 'OP_TYPE_FPN'. Update all uses.
781 (sched_guess_p): Remove.
782 (sched_address_type): Handle symbolic addresses.
783 (sched_get_operand): New static function.
784 (sched_operand_type): Merge into sched_attr_op_type.
785 (sched_attr_op_type): Handle FP registers, handle quick constants,
787 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
788 (m68k_sched_attr_size): Update. Move logic to ...
789 (sched_get_attr_size_int): New static function.
790 (sched_get_opxy_mem_type): New static function.
791 (m68k_sched_attr_op_mem): Update.
792 (m68k_sched_attr_type2): Remove.
793 (sched_cfv4_bypass_data): New static variable.
794 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
795 (m68k_sched_issue_rate): Implement scheduler hook.
796 (struct _sched_ib: enabled_p): New field.
797 (m68k_sched_variable_issue): Update. Handle V4.
798 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
799 sched_dump_class_func_t, sched_dump_split_class,
800 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
801 sched_dump_dfa_class, m68k_sched_dump): Remove.
802 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
804 (m68k_sched_init_global): Remove statisctics dumping, introduce
805 sanity check that all instructions have pipeline reservations. Handle
807 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
808 Handle ColdFire V4 core.
809 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
810 New static functions.
811 (m68k_sched_address_bypass_p): New bypass predicate.
812 (sched_get_indexed_address_scale): New static function.
813 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
815 * cf.md: Update comments.
816 (define_attr type2): Remove. Use 'type' attribute instead.
818 (cf_ib): Rename to cfv123_ib. Update all uses.
819 (cf_oep): Rename to cfv123_oep. Update all uses.
820 (cf_chr): Rename to cfv123_chr. Update all uses.
821 (cf_mem): Rename to cfv123_mem. Update all uses.
822 (cf_mac): Move to more appropriate place.
823 (cfv123_guess): New automaton and cpu_unit.
824 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
825 Update uses of 'size' attribute. Handle before reload scheduling.
826 (cfv123_guess): New dummy reservation for unhandled instructions.
827 (cfv4_*): Pipeline description of ColdFire V4 core.
828 (ignore): New reservation to handle 'ignore' type.
830 2008-05-07 Ian Lance Taylor <iant@google.com>
833 * gimplify.c (find_single_pointer_decl_1): Don't look through
835 (find_single_pointer_decl): Adjust comments.
837 2008-05-07 Jakub Jelinek <jakub@redhat.com>
840 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
841 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
844 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
845 integral type rather than floating point, then VIEW_CONVERT_EXPR
846 to the floating point type.
848 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
850 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
851 TFmode op0 to register.
853 2008-05-07 Alan Modra <amodra@bigpond.net.au>
855 * c-decl.c (grokdeclarator): Comment typo.
857 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
859 * tree-flow.h: Remove prototype for computed_goto_p.
860 * tree-cfg.c (computed_goto_p): Make static.
862 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
865 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
866 (contains_aligned_value_p): This. Handle _Decimal128.
867 (ix86_function_arg_boundary): Only align _Decimal128 to its
868 natural boundary and handle it properly.
870 2008-05-06 Martin Jambor <mjambor@suse.cz>
872 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
873 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
874 (ipcp_method_set_orig_node): Removed.
875 (ipcp_cval_get_cvalue_type): Removed.
876 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
877 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
878 (ipcp_cval_set_cvalue_type): Removed.
879 (ipcp_cval_get_cvalue): Removed.
880 (ipcp_cval_set_cvalue): Removed.
881 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
882 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
883 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
884 (ipcp_cval_meet): Renamed to ipa_lattice_meet
885 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
886 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
887 (ipcp_get_ith_lattice): Changed parameters.
888 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
889 (ipcp_lattice_from_jfunc): Changed parameters.
890 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
891 (ipcp_method_cval_print): Added temporary variable info.
892 (ipcp_redirect): Removed already unused local variable caller.
893 (ipcp_redirect): New temporary variable orig_callee_info
894 (ipcp_redirect): Removed newly unused local variable callee.
895 (ipcp_redirect): Removed (a bit confusing) local variable type.
896 (ipcp_insert_stage): Added local variable info.
897 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
899 (ipcp_formal_create): Removed.
900 (ipcp_method_cval_set): Removed.
901 (ipcp_propagate_stage): Renamed lattice variables.
902 (ipcp_method_cval_set_cvalue_type): Removed.
903 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
904 (ipcp_print_all_lattices): Changed printed strings to refer to
905 lattices rather than cvals.
906 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
907 (ipcp_propagate_const): Changed formal parameters.
908 (build_const_val): Changed formal parameters.
909 (ipcp_insert_stage): Removed useless variable cvalue
910 (build_const_val): Changed formal parameters.
911 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
912 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
913 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
914 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
915 (ipcp_print_func_profile_counts): Changed string from "method" to
917 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
918 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
919 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
920 (ipcp_structures_print): Renamed to ipcp_print_all_structures
921 (ipcp_profile_print): Renamed to ipcp_print_profile_data
922 (ipcp_lat_is_const): Changed parameters and made inline.
923 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
924 (ipcp_redirect): Renamed to ipcp_need_redirect_p
925 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
926 the predicate condition directly
927 (ipcp_propagate_stage): Added local variable args. Removed local
928 variable callee. (Both are mere code simplifications.)
929 (ipcp_method_dont_insert_const): Renamed to
930 ipcp_node_not_modifiable_p.
931 (ipcp_node_not_modifiable_p): Made inline.
932 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
933 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
934 (ipcp_print_all_lattices): Removed variable cvalue
935 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
938 2008-05-06 Olivier Hainque <hainque@adacore.com>
940 * tree-sra.c (try_instantiate_multiple_fields): Early return
941 if field has POINTER_TYPE.
943 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
945 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
946 by using 'q' specifier for instruction.
947 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
949 2008-05-06 Anatoly Sokolov <aesok@post.ru>
951 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
952 Change mode of zero_extract from QImode to HImode.
953 (sign bit tests peepholes): (Ditto.).
955 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
957 * config/i386/mmx.md: Remove double backslashes from asm templates.
958 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
959 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
960 to handle nonimmediate operands.
961 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
962 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
963 to handle nonimmediate operands.
964 (*mmx_<code>v2sf3_finite): New insn pattern.
965 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
966 (mmx_<code>v2sf3): New expander. Use
967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
968 (mmx_<plusminus_insn><mode>3): New expander. Use
969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
970 (*mmx_<plusminus_insn><mode>3): New insn pattern.
971 (mmx_add<mode>3): Removed.
972 (mmx_ssadd<mode>3): Ditto.
973 (mmx_usadd<mode>3): Ditto.
974 (mmx_sub<mode>3): Ditto.
975 (mmx_sssub<mode>3): Ditto.
976 (mmx_ussub<mode>3): Ditto.
977 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
978 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
979 to handle nonimmediate operands.
980 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
982 (mmx_smulv4hi3_highpart): New expander. Use
983 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
984 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
986 (mmx_umulv4hi3_highpart): New expander. Use
987 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
988 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
989 (mmx_<code>v4hi3): New expander. Use
990 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
991 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
992 (mmx_<code>v8qi3): New expander. Use
993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
994 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
995 (mmx_<code><mode>3): New expander. Use
996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
998 2008-05-05 Jan Hubicka <jh@suse.cz>
1000 PR tree-optimization/36118
1001 * passes.c (pass_init_dump_file): Fix dump header.
1003 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1006 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1007 VCE for function decls.
1009 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1011 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1013 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1015 * config/i386/i386.md (sat_plusminus): New.
1016 (plusminus_insn): Likewise.
1017 (plusminus_mnemonic): Likewise.
1019 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1020 (*<addsub><mode>3_cc_overflow): Renamed to ...
1021 (*<plusminus_insn><mode>3_cc_overflow): This.
1022 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1023 (*<plusminus_insn>si3_zext_cc_overflow): This.
1025 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1026 (<plusminus_insn><mode>3): This.
1027 (*<addsub><mode>3): Renamed to ...
1028 (*<plusminus_insn><mode>3): This.
1029 (<sse>_vm<addsub><mode>3): Renamed to ...
1030 (<sse>_vm<plusminus_insn><mode>3): This.
1031 (sse3_h<addsub>v4sf3): Renamed to ...
1032 (sse3_h<plusminus_insn>v4sf3): This.
1033 (sse3_h<addsub>v2df3): Renamed to ...
1034 (sse3_h<plusminus_insn>v2df3): This.
1035 (<plusminus_insn><mode>3): New.
1036 (*<plusminus_insn><mode>3): Likewise.
1037 (sse2_<plusminus_insn><mode>3): Likewise.
1038 (add<mode>): Removed.
1039 (*add<mode>3): Likewise.
1040 (sse2_ssadd<mode>3): Likewise.
1041 (sse2_usadd<mode>3): Likewise.
1042 (sub<mode>3): Likewise.
1043 (*sub<mode>3): Likewise.
1044 (sse2_sssub<mode>3): Likewise.
1045 (sse2_ussub<mode>3): Likewise.
1047 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1049 * gthr-single.h: Add in required interface elements as per gthr.h.
1050 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1051 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1052 Generalize UNUSED macro.
1053 (__gthread_once): Add.
1054 (__gthread_key_create): Add.
1055 (__gthread_key_delete): Add.
1056 (__gthread_getspecific): Add.
1057 (__gthread_setspecific): Add.
1059 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1061 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1062 the same size types for the indirect reference on the rhs, then
1065 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1067 * config/i386/i386.md
1068 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1069 one insn template instead of template series.
1070 (*xordi_1_rex64): Ditto.
1071 (*xordi_2_rex64): Ditto.
1073 2008-05-05 Ira Rosen <irar@il.ibm.com>
1075 PR tree-optimization/36119
1076 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1079 2008-06-04 Jan Hubicka <jh@suse.cz>
1081 tree-optimization/36100
1082 * tree-pass.h (pass_O0_always_inline): Declare.
1083 * ipa-inline.c (inline_transform): Remove dead code.
1084 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1085 pass_O0_always_inline): New.
1086 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1088 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1090 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1091 mnemonic in this_param move for TARGET_64BIT.
1093 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1095 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1096 (*strmovsi_rex_1): Ditto.
1097 (*strsetsi_1): Ditto.
1098 (*strsetsi_rex_1): Ditto.
1100 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1101 adddicc expanders using SWI mode iterator.
1103 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1106 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1109 2008-05-04 David S. Miller <davem@davemloft.net>
1111 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1112 (sparc*-*-linux*): Use linux.h in tm_file.
1113 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1114 compiler defaulting to 32-bit.
1115 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1117 * config/sparc/linux.h: Remove definitions now obtained
1118 properly from linux.h
1119 * config/sparc/linux64.h: Likewise.
1120 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1121 don't want this setting for 32-bit builds in a biarch compiler.
1122 * doc/install.texi: Add sparc-linux to list of targets
1123 supporting --enable-targets=all.
1125 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1127 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1129 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1131 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1132 after V4SI_FTYPE_V8HI.
1133 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1134 case V4SI_FTYPE_V2DF.
1136 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1138 * doc/invoke.texi (max-flow-memory-locations): Removed.
1139 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1141 2008-05-03 Richard Guenther <rguenther@suse.de>
1144 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1146 2008-05-02 David S. Miller <davem@davemloft.net>
1148 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1150 2008-05-02 Simon Baldwin <simonb@google.com>
1153 * c-common.h (warn_array_subscript_range): Removed.
1154 * c-common.c (warn_array_subscript_range): Ditto.
1155 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1156 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1158 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1160 * config/i386/i386.c (ix86_special_builtin_type): New.
1161 (bdesc_special_args): Likewise.
1162 (ix86_expand_special_args_builtin): Likewise.
1163 (ix86_init_mmx_sse_builtins): Updated.
1164 (ix86_expand_builtin): Updated.
1165 (ix86_expand_store_builtin): Removed.
1166 (ix86_expand_unop_builtin): Likewise.
1168 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1169 * config/i386/mmintrin.h (__v2sf): Here.
1171 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1173 (_mm_loadl_pi): Likewise.
1174 (_mm_storeh_pi): Replace __v2si with __v2sf.
1175 (_mm_storel_pi): Likewise.
1177 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1178 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1179 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1180 __builtin_ia32_loadlpd.
1182 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1184 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1185 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1186 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1187 (ix86_init_mmx_sse_builtins): Updated.
1188 (ix86_expand_args_builtin): Likewise.
1189 (ix86_expand_builtin): Likewise.
1190 (ix86_expand_unop1_builtin): Renamed to ...
1191 (ix86_expand_unop_vec_merge_builtin): This.
1193 2008-05-01 Jan Hubicka <jh@suse.cz>
1196 * ipa-inline.c (inline_generate_summary): Make static.
1197 (inline_transform): Do not call inlining at -O0; make static.
1198 * passes.c (execute_todo): Add sanity check.
1199 (execute_one_ipa_transform_pass): Execute proper flags.
1201 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1203 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1204 (DECL_NONADDRESSABLE_P): Likewise.
1205 * alias.c (record_component_aliases): Fix comment.
1207 2008-05-01 Simon Baldwin <simonb@google.com>
1209 * c-common.h (warn_array_subscript_range): New function.
1210 * c-common.c (warn_array_subscript_range): Ditto.
1211 * tree-vrp.c (check_array_ref): Corrected code to agree with
1212 comment, ignoring only arrays of size 0 or size 1.
1213 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1215 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/i386.c (ix86_builtin_type): Replace
1218 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1219 (bdesc_args): Updated.
1220 (ix86_init_mmx_sse_builtins): Likewise.
1221 (ix86_expand_args_builtin): Likewise.
1223 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1226 * doc/extend.texi: Correct __builtin_ia32_palignr.
1228 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1231 * config/i386/i386.c (bdesc_crc32): Removed.
1232 (ix86_expand_crc32): Likewise.
1233 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1234 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1235 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1236 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1237 UINT_FTYPE_UINT_UCHAR.
1238 (bdesc_args): Updated. Add crc32 builtins.
1239 (ix86_init_mmx_sse_builtins): Updated.
1240 (ix86_expand_args_builtin): Updated to support subreg.
1242 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1244 2008-05-01 Jan Hubicka <jh@suse.cz>
1246 * tree-pass.h (opt_pass): Add IPA_PASS.
1247 (varpool_node, cgraph_node): Forward declare.
1248 (ipa_opt_pass): Define.
1249 (pass_ipa_inline): Turn into ipa_opt_pass.
1250 (pass_apply_inline): Remove.
1251 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1252 (apply_inline): Turn into ....
1253 (inline_transform): ... this one.
1254 (inline_generate_summary): New function.
1255 (pass_apply_inline): Remove.
1256 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1258 (struct function): Add ipa_transforms_to_apply.
1259 * passes.c (register_one_dump_file): Work on IPA_PASS.
1260 (init_optimization_passes): Remove pass_inline_parameters and
1262 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1263 (execute_one_pass) ... here; apply transforms when possible.
1264 (add_ipa_transform_pass, execute_ipa_summary_asses,
1265 execute_one_ipa_transform_pass): New.
1266 (execute_ipa_pass_list): Update for IPA_PASS type.
1268 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1270 * config/i386/i386.c (ix86_builtin_type): Add
1271 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1272 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1273 (bdesc_args): Add SSE4a builtins.
1274 (ix86_init_mmx_sse_builtins): Updated.
1275 (ix86_expand_args_builtin): Likewise.
1276 (ix86_expand_builtin): Likewise.
1278 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1280 * config/i386/i386.c (ix86_builtin_type): Add
1281 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1282 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1283 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1284 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1285 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1286 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1287 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1288 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1289 and DI_FTYPE_DI_DI_INT.
1290 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1291 (ix86_init_mmx_sse_builtins): Updated.
1292 (ix86_expand_args_builtin): Likewise.
1293 (ix86_expand_builtin): Likewise.
1294 (ix86_expand_binop_imm_builtin): Removed.
1296 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1298 2008-04-30 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/32921
1301 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1303 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1305 * config/arm/arm.c (arm_unwind_emit): Use
1306 crtl->all_throwers_are_sibcalls instead of
1307 cfun->all_throwers_are_sibcalls.
1308 (arm_output_fn_unwind): Likewise.
1309 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1310 instead of cfun->uses_pic_offset_table.
1311 (frv_expand_prologue): Likewise.
1312 (frv_frame_pointer_required): Likewise.
1313 (frv_expand_fdpic_call): Likewise.
1314 (frv_emit_movsi): Likewise.
1315 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1316 cfun->returns_pcc_struct instead of
1317 current_function_returns_pcc_struct.
1318 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1319 instead of cfun->calls_eh_return.
1320 (m32c_pushm_popm): Likewise.
1321 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1322 "extern" declaration.
1324 2008-04-30 Richard Guenther <rguenther@suse.de>
1326 PR tree-optimization/21636
1327 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1329 (evaluate_stmt): Print the likely value.
1330 (ccp_visit_stmt): Avoid excessive vertical spacing.
1332 2008-04-30 Rafael Espindola <espindola@google.com>
1334 * builtins.c (fold_call_expr): Return realret.
1335 * tree-ssa-threadedge.c
1336 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1337 __builtin_object_size.
1339 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1341 * gcc.c (wrapper_string): New variable.
1342 (insert_wrapper): New function.
1343 (execute): New option -wrapper.
1344 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1346 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1348 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1349 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1350 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1352 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1353 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1354 config/rs6000/e500crtres64gprctr.asm,
1355 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1356 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1357 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1358 config/rs6000/e500crtsav64gprctr.asm,
1359 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1360 config/rs6000/e500crtsavg64gprctr.asm: New files.
1361 * config/rs6000/t-ppccomm: Add build rules for new files.
1362 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1363 * config/rs6000/t-netbsd: Add build rules for new files.
1364 (LIB2FUNCS_STATIC_EXTRA): New variable.
1365 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1366 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1367 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1369 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1371 * config/i386/i386.c (ix86_builtin_type): Add
1372 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1373 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1374 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1375 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1376 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1377 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1378 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1379 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1380 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1381 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1382 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1383 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1384 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1385 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1386 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1387 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1388 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1389 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1390 V1DI_FTYPE_V2SI_V2SI.
1391 (bdesc_2arg): Moved to ...
1393 (ix86_init_mmx_sse_builtins): Updated.
1394 (ix86_expand_args_builtin): Updated. Take a pointer
1395 to const struct builtin_description. Handle comparison
1397 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1398 (ix86_expand_builtin): Updated.
1400 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1401 (ssse3_pmaddubsw128): This.
1402 (ssse3_pmaddubswv4hi3): Renamed to ...
1403 (ssse3_pmaddubsw): This.
1405 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1406 (__builtin_ia32_packssdw128): Likewise.
1407 (__builtin_ia32_packuswb128): Likewise.
1408 (__builtin_ia32_pmaddubsw): Likewise.
1409 (__builtin_ia32_pmaddubsw128): Likewise.
1411 2008-04-30 Richard Guenther <rguenther@suse.de>
1413 PR tree-optimization/14847
1414 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1415 (recognize_bits_test): Use it.
1416 (recognize_single_bit_test): Likewise.
1418 2008-04-30 Martin Jambor <mjambor@suse.cz>
1420 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1421 instead of setting number of formal parameters to zero.
1422 (ipcp_init_stage): Do not set the number of actual parameters to zero
1424 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1425 which are called with variable number of arguments.
1426 (ipcp_insert_stage): Explicitely skipping all nodes which are
1427 called with variable number of arguments.
1428 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1429 number of parameters.
1431 * ipa-prop.h (struct ipa_node_params): Added flag
1432 called_with_var_arguments
1433 (ipa_set_param_count): Added. Changed sole setter to use it.
1434 (ipa_get_param_count): Added. All readers of param_count
1435 converted to use it instead.
1436 (ipa_set_called_with_variable_arg): Added.
1437 (ipa_is_called_with_var_arguments): Added.
1438 (ipa_get_ith_param): Added. All readers of param_decls converted
1440 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1442 (ipa_get_cs_argument_count): Added, all readers of argument_count
1444 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1447 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1448 (struct ipcp_lattice): Renamed cval_type to type
1449 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1451 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1452 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1453 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1454 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1455 (build_const_val): Changed the type of parameter cvalue to tree
1456 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1457 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1459 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1462 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1463 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1464 (ipa_add_method): Renamed to ipa_push_func_to_list
1465 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1466 (ipa_callsite_param_count): Removed.
1467 (ipa_callsite_param_count_set): Removed.
1468 (ipa_callsite_param): Removed.
1469 (ipa_callsite_callee): Removed.
1470 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1471 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1472 (ipa_method_formal_count): Removed.
1473 (ipa_method_formal_count_set): Removed.
1474 (ipa_method_get_tree): Removed.
1475 (ipa_method_tree_map_create): Removed.
1476 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1477 (ipa_create_param_decls_array): Creates the array itself
1478 (ipa_create_param_decls_array): Temporary variable info instead of
1480 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1481 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1482 (get_type): Removed.
1483 (ipa_jf_get_info_type): Removed.
1484 (ipa_node_create): Renamed to ipa_create_node_params
1485 (ipa_free): Renamed to ipa_free_all_node_params
1486 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1487 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1488 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1489 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1490 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1491 ipa_free_all_edge_args
1492 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1493 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1494 (ipa_create_methodlist_node): Removed.
1495 (ipa_methodlist_method): Removed.
1496 (ipa_methodlist_method_set): Removed.
1497 (ipa_methodlist_next_method): Removed.
1498 (ipa_methodlist_next_method_set): Removed.
1499 (ipa_method_is_modified): Removed.
1500 (ipa_method_modify_create): Removed.
1501 (ipa_method_modify_init): Temporary variable info instead of a few
1503 (ipa_detect_param_modifications): Temporary variable info instead of
1505 (ipa_compute_jump_functions): Temporary variable info instead of
1507 (ipa_method_modify_set): Removed.
1508 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1509 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1510 than craph_node as the first parameter.
1511 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1512 (ipa_method_modify_init): Removed.
1513 (ipa_compute_jump_functions): Added a temp variable instead of
1514 repeatadly dereferencing the cgraph_edge.aux pointer
1515 (ipa_callsite_param_set_type): Removed.
1516 (ipa_compute_jump_functions): i renamed to index and moved to
1518 (ipa_callsite_param_set_info_type_formal): Removed.
1519 (ipa_callsite_param_set_info_type): Removed.
1520 (ipa_callsite_param_map_create): Removed.
1521 (ipa_callsite_tree): Removed.
1522 (ipa_callsite_caller): Removed.
1523 (ipa_pop_func_from_list): return_method removed to return_func
1525 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1526 prefixed all values with IPA_. Changed all users.
1527 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1528 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1529 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1530 (union parameter_info): Renamed to jump_func_value.
1531 (union jump_func_value): Renamed value to constant
1532 (struct ipa_jump_func): Renamed info_type to value
1533 (struct ipa_node): Renamed to ipa_node_params
1534 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1535 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1536 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1537 (struct ipa_edge): Renamed to ipa_edge_args
1538 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1539 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1540 (struct ipa_methodlist): Renamed to ipa_func_list
1541 (struct ipa_func_list): method_p renamed to node, next_method
1543 (ipa_methodlist_p): Removed, switched all users to struct pointer
1544 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1546 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1548 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1549 (rs6000_emit_epilogue): Use backchain to restore only when we
1550 have a large frame. Make use of frame pointer to restore if we
1551 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1553 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1555 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1556 Add mode to zero_extract.
1557 (sign bit tests peepholes): (Ditto.).
1559 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1561 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1562 Instructions in comments with SSE3.
1563 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1564 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1565 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1566 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1567 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1568 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1569 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1570 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1571 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1572 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1573 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1574 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1575 (bdesc_sse_args): Renamed to ...
1576 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1577 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1578 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1580 (bdesc_1arg): Moved to ...
1582 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1583 Instructions in comments with SSE3.
1584 (ix86_expand_sse_operands_builtin): Renamed to ...
1585 (ix86_expand_args_builtin): This. Updated.
1586 (ix86_expand_unop1_builtin): Update comments.
1587 (ix86_expand_builtin): Updated.
1589 2008-04-29 Richard Guenther <rguenther@suse.de>
1591 PR tree-optimization/36078
1592 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1593 Update virtual SSA form after cleaning up the CFG.
1595 2008-04-29 Richard Guenther <rguenther@suse.de>
1598 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1600 2008-04-29 Richard Guenther <rguenther@suse.de>
1602 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1603 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1604 (compute_flow_insensitive_aliasing): Do not treat
1605 PTR_IS_REF_ALL pointers special.
1606 (get_smt_for): Likewise.
1607 (may_alias_p): Re-structure.
1608 (is_escape_site): A ref-all pointer conversion is not an escape site.
1609 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1610 PTR_IS_REF_ALL pointers special.
1611 * tree-ssa-structalias.h (struct alias_info): Remove
1612 ref_all_symbol_mem_tag field.
1613 (PTR_IS_REF_ALL): Remove.
1615 2008-04-29 Richard Guenther <rguenther@suse.de>
1618 * fold-const.c (extract_muldiv_1): In combining division constants
1619 make sure to never overflow.
1621 2008-04-29 Nick Clifton <nickc@redhat.com>
1623 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1625 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1628 * optc-gen.awk: Work around HP-UX/IA awk bug.
1630 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1632 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1635 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1638 * config/i386/i386.md
1639 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1640 Change operand 1 predicate to nonimmediate_operand.
1642 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1645 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1647 * gengtype.c (walk_type, write_func_for_structure): Handle
1649 * doc/gty.texi: Document chain_circular.
1651 2008-04-28 Richard Guenther <rguenther@suse.de>
1653 PR tree-optimization/36066
1654 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1657 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1660 * config/i386/i386.md
1661 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1662 Use match_scratch instead of match_operand for operands 3 and 4.
1664 2008-04-27 Richard Guenther <rguenther@suse.de>
1666 PR tree-optimization/18754
1667 PR tree-optimization/34223
1668 * tree-pass.h (pass_complete_unrolli): Declare.
1669 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1670 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1671 Rewrite loop into loop closed SSA form if it is not already.
1672 (tree_unroll_loops_completely): Re-structure to iterate over
1673 innermost loops with intermediate CFG cleanups.
1674 Unroll outermost loops only if requested or the code does not grow
1676 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1677 loops are available.
1678 (tree_vectorize): Instead do so here.
1679 (tree_complete_unroll): Also unroll outermost loops.
1680 (tree_complete_unroll_inner): New function.
1681 (gate_tree_complete_unroll_inner): Likewise.
1682 (pass_complete_unrolli): New pass.
1683 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1684 uses outside of the loop.
1685 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1686 form if it is available.
1687 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1688 * passes.c (init_optimization_passes): Schedule complete inner
1689 loop unrolling pass before the first CCP pass after final inlining.
1691 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1693 * targhooks.h (default_emutls_var_fields,
1694 default_emutls_var_init): Declare.
1695 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1696 * target.h (struct gcc_target): Add struct emutls member.
1697 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1698 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1699 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1700 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1701 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1702 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1703 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1704 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1705 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1706 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1707 emit debug information.
1708 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1709 * varasm.c: Include targhooks.h.
1710 (emutls_object_section, emutls_tmpl_section): New.
1711 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1712 (EMUTLS_SEPARATOR): New.
1714 (get_emutls_object_name): New.
1715 (default_emutls_var_fields): New, broken out of ...
1716 (get_emutls_object_type): ... here. Adjust to use target hooks.
1717 (get_emutls_init_templ_addr): Adjust to use target hooks.
1718 (emutls_decl): Adjust to use target hooks.
1719 (emutls_finish): Likewise.
1720 (default_emutls_var_init): New, broken out of ...
1721 (assemble_variable): ... here. Adjust to use target hooks.
1722 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1724 * c-common.c (handle_section_attribute): Prevent overriding
1725 sections for emulated tls with special sections.
1726 * config/i386/i386.c (x86_64_elf_select_section): Add
1727 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1728 (x86_64_elf_unique_section): Likewise.
1729 * config/vxworks.c: Include tree.h.
1730 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1731 (vxworks_override_options): Set TLS scheme.
1732 * doc/tm.texi (Emulated TLS): New node.
1734 2008-04-26 Simon Baldwin <simonb@google.com>
1737 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1738 with propagated string constants.
1740 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1742 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1743 constraint for operand 2 when operand 0 is memory operand.
1744 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1745 operand 0 is memory operand.
1746 (fix_trunc<mode>_i387_with_temp): Ditto.
1747 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1748 operand 2 when operand 1 is memory operand.
1749 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1750 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1751 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1752 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1753 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1754 operands 2,3 and 4 when operand 1 is memory operand.
1755 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1757 (fistdi2_floor_with_temp): Ditto.
1758 (fist<mode>2_floor_with_temp): Ditto.
1759 (fistdi2_ceil_with_temp): Ditto.
1760 (fist<mode>2_ceil_with_temp): Ditto.
1761 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1763 2008-04-26 David Daney <ddaney@avtrex.com>
1765 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1767 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1768 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1769 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1770 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1771 (compare_and_swap_12): New insn.
1772 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1773 * config/mips/mips.c (mips_force_binary): New function.
1774 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1775 (mips_expand_compare_and_swap_12): New function.
1776 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1778 2008-04-25 Jan Hubicka <jh@suse.cz>
1781 * cfgexpand.c (pass_expand): Turn into RTL pass.
1782 * passes.c (execute_one_pass): Do pass typechecking after execution.
1783 * tree-pass.h (pass_expand): Turn into RTL pass.
1785 * function.h (struct rtl_data): Move here fields
1786 accesses_prior_frames, calls_eh_return, saves_all_registers,
1787 has_nonlocal_goto, has_asm_statement, is_thunk,
1788 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1789 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1790 arg_pointer_save_area_init from struct function; turn into bool.
1791 (struct function): Move
1792 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1793 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1794 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1795 tail_call_emit, arg_pointer_save_area_init
1796 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1797 (current_function_returns_struct, current_function_returns_pcc_struct,
1798 current_function_calls_setjmp, current_function_calls_alloca,
1799 current_function_accesses_prior_frames,
1800 current_function_calls_eh_return, current_function_is_thunk,
1801 current_function_stdarg, current_function_profile,
1802 current_function_limit_stack, current_function_uses_pic_offset_table,
1803 current_function_uses_const_pool, current_function_has_nonlocal_label,
1804 current_function_saves_all_registers,
1805 current_function_has_nonlocal_goto,
1806 current_function_has_asm_statement): Remove accesor macros.
1807 * ra-conflict.c (global_conflicts): Update.
1808 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1809 (suitable_for_tail_call_opt_p): Update.
1810 * builtins.c (expand_builtin_return_addr): Update.
1811 (expand_builtin_setjmp_setup): Update.
1812 (expand_builtin_nonlocal_goto): Update.
1813 * final.c (final_start_function): Update.
1814 (profile_function): Update.
1815 (leaf_function_p): Update.
1816 (only_leaf_regs_used): Update.
1817 * df-scan.c (df_get_exit_block_use_set): Update.
1818 * dojump.c (clear_pending_stack_adjust): Update.
1819 * tree-stdarg.c (gate_optimize_stdarg): Update.
1820 * gimple-low.c (lower_function_body): Update.
1821 * global.c (compute_regsets): Update.
1822 (global_alloc): Update.
1823 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1824 * expr.c (expand_assignment): Update.
1825 * dse.c (dse_step0): Update.
1826 (dse_step1): Update.
1827 * c-decl.c (store_parm_decls): Update.
1828 * local-alloc.c (combine_regs): Update.
1829 (find_free_reg): Update.
1830 * function.c (assign_parms_augmented_arg_list): Update.
1831 (assign_parm_find_data_types): Update.
1832 (assign_parms): Update.
1833 (allocate_struct_function): Update.
1834 (expand_function_start): Update.
1835 (expand_function_end): Update.
1836 (get_arg_pointer_save_area): Update.
1837 (thread_prologue_and_epilogue_insns): Update.
1838 (rest_of_match_asm_constraints): Update.
1839 * stor-layout.c (variable_size): Update.
1840 * gcse.c (gcse_main): Update.
1841 (bypass_jumps): Update.
1842 * gimplify.c (gimplify_function_tree): Update.
1843 * calls.c (emit_call_1): Update.
1844 (expand_call): Update.
1845 * bt-load.c (compute_defs_uses_and_gen): Update.
1846 * except.c (sjlj_assign_call_site_values): Update.
1847 (sjlj_emit_function_enter): Update.
1848 (can_throw_external): Update.
1849 (set_nothrow_function_flags): Update.
1850 (expand_builtin_unwind_init): Update.
1851 (expand_eh_return): Update.
1852 (convert_to_eh_region_ranges): Update.
1853 (output_function_exception_table): Update.
1854 * emit-rtl.c (gen_tmp_stack_mem): Update.
1855 * cfgexpand.c (expand_used_vars): Update.
1856 (tree_expand_cfg): Update.
1857 * cfgcleanup.c (rest_of_handle_jump): Update.
1858 * explow.c (allocate_dynamic_stack_space): Update.
1859 * varasm.c (assemble_start_function): Update.
1860 (force_const_mem): Update.
1861 (mark_constant_pool): Update.
1862 * tree-optimize.c (tree_rest_of_compilation): Update.
1863 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1864 * tree-cfg.c (notice_special_calls): Update.
1865 (is_ctrl_altering_stmt): Update.
1866 (tree_can_make_abnormal_goto): Update.
1867 (tree_purge_dead_abnormal_call_edges): Update.
1868 * config/alpha/predicates.md: Update.
1869 * config/alpha/alpha.c (alpha_sa_mask): Update.
1870 (alpha_sa_size): Update.
1871 (alpha_does_function_need_gp): Update.
1872 (alpha_expand_prologue): Update.
1873 (alpha_start_function): Update.
1874 (alpha_output_function_end_prologue): Update.
1875 (alpha_expand_epilogue): Update.
1876 * config/frv/frv.c (frv_stack_info): Update.
1877 (frv_expand_epilogue): Update.
1878 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1879 (s390_register_info): Update.
1880 (s390_frame_info): Update.
1881 (s390_init_frame_layout): Update.
1882 (s390_can_eliminate): Update.
1883 (save_gprs): Update.
1884 * config/spu/spu.c (spu_split_immediate): Update.
1885 (need_to_save_reg): Update.
1886 (spu_expand_prologue): Update.
1887 (spu_expand_epilogue): Update.
1888 * config/sparc/sparc.md: Update.
1889 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1890 (sparc_tls_got): Update.
1891 (legitimize_pic_address): Update.
1892 (sparc_emit_call_insn): Update.
1893 (sparc_expand_prologue): Update.
1894 (output_return): Update.
1895 (print_operand): Update.
1896 (sparc_function_ok_for_sibcall): Update.
1897 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1898 * config/m32r/m32r.md: Update.
1899 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1900 (m32r_compute_frame_size): Update.
1901 (m32r_expand_prologue): Update.
1902 (m32r_expand_epilogue): Update.
1903 (m32r_legitimize_pic_address): Update.
1904 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1905 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1906 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1908 (ix86_save_reg): Update.
1909 (ix86_compute_frame_layout): Update.
1910 (ix86_expand_prologue): Update.
1911 (ix86_expand_epilogue): Update.
1912 * config/sh/sh.c (output_stack_adjust): Update.
1913 (calc_live_regs): Update.
1914 (sh5_schedule_saves): Update.
1915 (sh_expand_prologue): Update.
1916 (sh_expand_epilogue): Update.
1917 (sh_setup_incoming_varargs): Update.
1918 (sh_allocate_initial_value): Update.
1919 (sh_get_pr_initial_val): Update.
1920 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1921 * config/sh/sh.md (label:): Update.
1922 * config/avr/avr.c (out_movhi_mr_r): Update.
1923 * config/crx/crx.h (enum): Update.
1924 * config/xtensa/xtensa.h (along): Update.
1925 * config/stormy16/stormy16.c Update.
1926 (xstormy16_compute_stack_layout): Update.
1927 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1928 (fr30_expand_prologue): Update.
1929 * config/cris/cris.c (cris_conditional_register_usage): Update.
1930 (cris_reg_saved_in_regsave_area): Update.
1931 (cris_initial_frame_pointer_offset): Update.
1932 (cris_simple_epilogue): Update.
1933 (cris_expand_prologue): Update.
1934 (cris_expand_epilogue): Update.
1935 (cris_expand_pic_call_address): Update.
1936 (cris_asm_output_symbol_ref): Update.
1937 (cris_asm_output_label_ref): Update.
1938 * config/cris/cris.md Update.
1939 * config/iq2000/iq2000.c (compute_frame_size): Update.
1940 (iq2000_expand_epilogue): Update.
1941 * config/mt/mt.h (save_direction): Update.
1942 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1943 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1944 (ia64_secondary_reload_class): Update.
1945 * config/m68k/m68k.c (m68k_save_reg): Update.
1946 (m68k_expand_prologue): Update.
1947 (m68k_expand_epilogue): Update.
1948 (legitimize_pic_address): Update.
1949 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1950 (first_reg_to_save): Update.
1951 (first_altivec_reg_to_save): Update.
1952 (compute_vrsave_mask): Update.
1953 (compute_save_world_info): Update.
1954 (rs6000_stack_info): Update.
1955 (spe_func_has_64bit_regs_p): Update.
1956 (rs6000_ra_ever_killed): Update.
1957 (rs6000_emit_eh_reg_restore): Update.
1958 (rs6000_emit_allocate_stack): Update.
1959 (rs6000_emit_prologue): Update.
1960 (rs6000_emit_epilogue): Update.
1961 (rs6000_output_function_epilogue): Update.
1962 (output_profile_hook): Update.
1963 (rs6000_elf_declare_function_name): Update.
1964 * config/rs6000/rs6000.h (rs6000_args): Update.
1965 * config/rs6000/rs6000.md: Update.
1966 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1967 * config/arc/arc.c (arc_output_function_epilogue): Update.
1968 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1969 * config/darwin.c (machopic_function_base_name): Update.
1970 * config/score/score3.c (score3_compute_frame_size): Update.
1973 (score3_epilogue): Update.
1974 * config/score/score7.c (score7_compute_frame_size): Update.
1975 (score7_prologue): Update.
1976 (score7_epilogue): Update.
1977 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1978 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1979 * config/arm/arm.c (use_return_insn): Update.
1980 (require_pic_register): Update.
1981 (arm_load_pic_register): Update.
1982 (arm_compute_save_reg0_reg12_mask): Update.
1983 (arm_compute_save_reg_mask): Update.
1984 (thumb1_compute_save_reg_mask): Update.
1985 (output_return_instruction): Update.
1986 (arm_output_function_prologue): Update.
1987 (arm_output_epilogue): Update.
1988 (arm_get_frame_offsets): Update.
1989 (arm_expand_prologue): Update.
1990 (thumb_pushpop): Update.
1991 (thumb_exit): Update.
1992 (thumb1_expand_prologue): Update.
1993 (thumb1_expand_epilogue): Update.
1994 (arm_unwind_emit): Update.
1995 (arm_output_fn_unwind): Update.
1996 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1997 * config/arm/arm.md: Update.
1998 * config/pa/pa.md: Update.
1999 * config/pa/pa.c (legitimize_pic_address): Update.
2000 (compute_frame_size): Update.
2001 (hppa_expand_prologue): Update.
2002 (hppa_expand_epilogue): Update.
2003 (borx_reg_operand): Update.
2004 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2005 (HARD_REGNO_RENAME_OK): Update.
2006 * config/mips/mips.c (mips_global_pointer): Update.
2007 (mips_save_reg_p): Update.
2008 (mips_compute_frame_info): Update.
2009 (mips_frame_pointer_required): Update.
2010 (mips_expand_prologue): Update.
2011 (mips_expand_epilogue): Update.
2012 (mips_can_use_return_insn): Update.
2013 (mips_reorg_process_insns): Update.
2014 * config/v850/v850.c (compute_register_save_size): Update.
2015 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2016 * config/mmix/mmix.c (along): Update.
2017 (mmix_expand_epilogue): Update.
2018 * config/bfin/bfin.c (legitimize_pic_address): Update.
2019 (must_save_p): Update.
2020 (stack_frame_needed_p): Update.
2021 (add_to_reg): Update.
2022 (bfin_expand_prologue): Update.
2023 * stmt.c (expand_asm_operands): Update.
2024 * reload1.c (reload): Update.
2025 (init_elim_table): Update.
2027 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2029 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2031 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2033 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2034 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2035 (mov<mode>): Removed.
2036 (*movv4sf_internal): Likewise.
2037 (*movv2df_internal): Likewise.
2039 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2041 * config.gcc (crx-*-elf): Remove deprecation.
2043 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2045 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2046 __gcc_deregister_frame with atexit.
2047 (deregister_frame_dtor): Remove.
2049 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2050 Nathan Sidwell <nathan@codesourcery.com>
2052 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2054 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2055 (rs6000_isel): Likewise.
2056 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2057 (rs6000_isel): New variable.
2058 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2060 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2063 * c-common.c (handle_vector_size_attribute): Call
2064 lang_hooks.types.reconstruct_complex_type instead of
2065 reconstruct_complex_type.
2066 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2067 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2068 * langhooks.h (struct lang_hooks_for_types): Add
2069 reconstruct_complex_type hook.
2070 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2071 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2073 2008-04-24 Richard Guenther <rguenther@suse.de>
2075 * c-common.h (check_builtin_function_arguments): Declare.
2076 * c-common.c (validate_nargs): New function.
2077 (check_builtin_function_arguments): Likewise.
2078 * c-typeck.c (build_function_call): Call
2079 check_builtin_function_arguments.
2080 * builtins.c (fold_builtin_classify): Remove error reporting code.
2081 (fold_builtin_unordered_cmp): Likewise.
2082 (fold_builtin_1): Likewise.
2083 (fold_builtin_n): Likewise.
2085 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2087 PR tree-optimization/36008
2088 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2089 the original op1, rather than delta by step.
2091 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2092 Sebastian Pop <sebastian.pop@amd.com>
2094 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2095 eliminate_local_variables_stmt, eliminate_local_variables,
2096 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2097 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2098 of code delimited by two edges in the CFG.
2099 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2100 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2101 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2102 the case of parallelisation of reductions.
2103 (expr_invariant_in_region_p): New.
2105 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2106 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2108 2008-04-24 Ira Rosen <irar@il.ibm.com>
2109 Richard Guenther <rguenther@suse.de>
2111 PR tree-optimization/36034
2112 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2113 incapable of dealing with loads with gaps.
2115 2008-04-24 Rafael Espindola <espindola@google.com>
2117 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2118 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2119 vrp_evaluate_conditional.
2120 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2121 (vrp_evaluate_conditional): Split the cond argument.
2122 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2123 (simplify_stmt_for_jump_threading): Update call to
2124 vrp_evaluate_conditional.
2126 2008-04-24 Ira Rosen <irar@il.ibm.com>
2128 PR tree-optimization/35982
2129 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2130 interleaved data-refs are of the same type.
2132 2008-04-24 Danny Smith <dannysmith@users.net>
2134 * c-format.c (check_format_info_main): Use strncmp rather than a
2135 magic prefix to handle multichar length specs.
2136 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2137 Don't prefix "I64" and "I32" with '\0'.
2139 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2142 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2143 in registers for -m32 only if stdarg_p (fntype).
2145 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2147 PR rtl-optimization/36006
2148 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2149 temp to op0 in order to avoid invalid rtx sharing.
2151 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2153 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2154 check TREE_INVARIANT.
2155 * tree-gimple.c (is_gimple_address): New.
2156 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2157 * tree-gimple.h (is_gimple_address): New.
2158 * tree.h (decl_address_invariant_p): New.
2159 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2160 (build_string): Likewise.
2161 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2162 (tree_invariant_p_1): Likewise.
2163 (save_expr): Use it.
2164 (tree_invariant_p): New.
2165 (skip_simple_arithmetic): Use it.
2166 (stabilize_reference_1): Use it.
2167 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2169 (build1_stat): Drop code to compute TREE_INVARIANT.
2170 (build2_stat): Drop code to compute TREE_INVARIANT.
2171 (build3_stat): Drop code to compute TREE_INVARIANT.
2172 (build4_stat): Drop code to compute TREE_INVARIANT.
2173 (build5_stat): Drop code to compute TREE_INVARIANT.
2174 (build7_stat): Drop code to compute TREE_INVARIANT.
2175 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2176 * tree.h (struct tree_base): Remove invariant_flag.
2177 (TREE_INVARIANT): Remove.
2178 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2179 (fold_builtin_expect): Check TREE_CONSTANT.
2180 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2181 * c-tree.h (c_expr_to_decl): Drop third parameter.
2182 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2183 (build_c_cast): Don't set TREE_INVARIANT.
2184 (pop_init_level): Don't set TREE_INVARIANT.
2185 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2186 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2188 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2189 (gimplify_addr_expr): Adjust comment.
2190 * tree-mudflap.c (mf_build_string):
2191 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2192 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2193 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2194 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2195 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2196 * langhooks.h (struct lang_hooks): Drop third parameter from
2199 2008-04-23 Richard Guenther <rguenther@suse.de>
2201 PR tree-optimization/27799
2202 PR tree-optimization/32921
2203 PR tree-optimization/32624
2204 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2205 SMTs aliases and the tag itself into the solution.
2206 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2207 merge the points-to solution back into the SMT aliases.
2208 (may_alias_p): Use alias_set_subset_of instead of
2209 aliases_conflict_p. A pointer which points to
2210 memory with alias set zero may access any variable.
2212 2008-04-23 Richard Guenther <rguenther@suse.de>
2214 * alias.c (alias_set_subset_of): Correctly handle asking
2215 if zero is a subset of an alias set with zero child.
2216 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2217 (compute_flow_insensitive_aliasing): Correctly walk all
2218 pointers. Do not unnecessarily union sets.
2220 2008-04-23 Richard Guenther <rguenther@suse.de>
2223 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2225 2008-04-22 Tomas Bily <tbily@suse.cz>
2227 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2229 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2231 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2232 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2233 * tree-inline.c (estimate_num_insns_1): Likewise.
2234 * varasm.c (const_hash_1, compare_constant, copy_constant)
2235 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2236 * emit-rtl.c (component_ref_for_mem_expr)
2237 (set_mem_attributes_minus_bitpos): Likewise.
2238 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2239 (is_aligning_offset): Likewise.
2240 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2241 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2242 * dojump.c (do_jump): Likewise.
2243 * builtins.c (get_pointer_alignment, get_memory_rtx)
2244 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2245 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2247 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2249 PR rtl-optimization/36017
2250 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2251 expanding the library call.
2253 2008-04-22 Ian Lance Taylor <iant@google.com>
2255 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2258 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2260 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2261 of LR/CTR moves for Power6.
2263 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2266 * passes.c (init_optimization_passes): Remove
2267 pass_fast_rtl_byte_dce.
2269 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2272 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2273 builtin functions to generate faster code.
2274 (_mm_cvtpu16_ps): Ditto.
2275 (_mm_cvtpi32x2_ps): Ditto.
2277 2008-04-22 Nick Clifton <nickc@redhat.com>
2279 * common.opt (ftree-loop-distribution): Add Optimization
2282 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2283 (frv_expand_builtin_va_start): Likewise.
2285 * config/arm/arm.c (thumb_find_work_register): Fix location of
2286 argument register count.
2288 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2290 Support scheduling for ColdFire V1 and V3 microarchitecture.
2291 Improve scheduling of multiplication instructions.
2293 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2294 (mac): New instruction attribute.
2295 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2296 (m68k_sched_mac): New variable.
2297 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2298 Handle cfv1 and cfv3.
2299 (max_insn_size): New static variable.
2300 (struct _sched_ib): New type.
2301 (sched_ib): New static variable.
2302 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2303 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2304 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2306 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2307 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2308 new variables. Update.
2309 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2310 Add modeling of cfv3 instruction buffer. Update.
2311 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2312 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2313 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2314 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2315 a particular reservation applies to.
2316 (type2): Reorganize attribute values. Rename alu to alu_reg,
2317 alu_l to alu, move_l to omove. Join move to alu. Split mul
2319 (cf_ib_*): Simplify description of instruction buffer.
2320 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2321 (cf_mem): Split into cf_mem1 and cf_mem2.
2322 (cf_v2_move_??): Rename to cfv12_alu_??.
2323 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2324 (cf_v2_mul_??): Remove reservations.
2325 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2326 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2327 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2329 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2330 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2331 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2332 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2333 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2334 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2335 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2336 expansions of the above reservations for instructions of sizes
2339 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2341 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2343 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2345 * coverage.c: Include tree-pass.h.
2346 (coverage_counter_alloc): Print da_file_name to the dump file.
2348 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2350 * sbitmap.c (sbitmap_range_empty_p): New function.
2351 * sbitmap.h (sbitmap_range_empty_p): New function.
2352 * bitmap.h: Now includes obstack.h.
2354 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2355 Kenneth Zadeck <zadeck@naturalbridge.com>
2357 * dbgcnt.def (ra_byte_scan): Added.
2358 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2359 when the last hit happens for a counter.
2360 * timevar.def (TV_DF_BYTE_LR): New variable.
2361 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2362 * passes.c (pass_fast_rtl_byte_dce): New pass.
2363 * fwprop.c (update_df): Added mode to call df_ref_create.
2364 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2365 DF_REF_EXTRACT_OFFSET.
2366 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2367 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2369 (df_ref_extract): Added mode field.
2370 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2371 DF_REF_EXTRACT_OFFSET.
2372 (DF_REF_EXTRACT_MODE): New macro.
2373 (df_byte_lr_bb_info): New structure.
2374 (df_print_byte_regset, df_compute_accessed_bytes,
2375 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2376 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2377 df_byte_lr_simulate_uses,
2378 df_byte_lr_simulate_artificial_refs_at_top,
2379 df_byte_lr_simulate_artificial_refs_at_end,
2380 df_compute_accessed_bytes): New function.
2381 (df_ref_create): Add parameter.
2382 (df_byte_lr_get_bb_info): New inline function.
2383 * df-scan.c (df_ref_record, df_uses_record,
2384 df_ref_create_structure): Added mode parameter.
2385 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2386 df_defs_record, df_uses_record, df_get_conditional_uses,
2387 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2388 df_entry_block_defs_collect, df_exit_block_uses_collect):
2389 Added mode parameter to calls to df_ref_record, df_uses_record,
2390 df_ref_create_structure.
2391 (df_ref_equal_p, df_ref_compare): Added test for modes.
2392 (df_ref_create_structure): Added code to set mode. Renamed
2393 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2394 DF_REF_EXTRACT_OFFSET.
2395 * df-core.c (df_print_byte_regset): New function.
2396 * df-byte-scan.c: New file.
2397 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2398 calls to BITMAP_FREE.
2399 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2400 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2401 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2402 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2403 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2404 df_byte_lr_local_compute, df_byte_lr_init,
2405 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2406 df_byte_lr_transfer_function, df_byte_lr_free,
2407 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2408 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2409 df_byte_lr_simulate_uses,
2410 df_byte_lr_simulate_artificial_refs_at_top,
2411 df_byte_lr_simulate_artificial_refs_at_end): New function.
2412 * dce.c (byte_dce_process_block): New function.
2413 (dce_process_block): au is now passed in rather than computed
2414 locally. Changed loops that look at artificial defs to not look
2415 for conditional or partial ones, because there never are any.
2416 (fast_dce): Now is able to drive byte_dce_process_block or
2417 dce_process_block depending on the kind of dce being done.
2418 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2419 (rest_of_handle_fast_byte_dce): New function.
2420 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2421 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2423 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2426 * gcc.h: Added fortran options that take arguments to
2427 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2430 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2432 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2433 scalarization if on the LHS and not a full access.
2435 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2437 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2439 2008-04-18 Rafael Espindola <espindola@google.com>
2441 * tree-vrp.c (find_case_label_index): Fix the binary search.
2442 (find_case_label_range): New.
2443 (vrp_visit_switch_stmt): Use find_case_label_range.
2444 (simplify_switch_using_ranges): Use find_case_label_range.
2446 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2448 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2449 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2451 2008-04-18 Tom Tromey <tromey@redhat.com>
2454 * doc/cpp.texi (Implementation-defined behavior): Mention
2457 2008-04-18 Ian Lance Taylor <iant@google.com>
2459 * fold-const.c (pointer_may_wrap_p): New static function.
2460 (fold_comparison): Add another test for pointer overflow. Use
2461 pointer_may_wrap_p to disable some false positives.
2463 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2465 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2466 (fname_as_string): Match updated cpp_interpret_string prototype.
2467 (fix_string_type): Support char16_t* and char32_t*.
2468 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2469 derivative) nodes. Register as builtin if C++0x.
2470 (c_parse_error): Support CPP_CHAR{16,32}.
2471 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2472 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2473 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2474 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2475 CTI_CHAR32_ARRAY_TYPE>: New elements.
2476 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2477 char32_type_node, signed_char32_type_node, char16_array_type_node,
2478 char32_array_type_node): New defines.
2479 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2480 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2481 (lex_string): Support CPP_STRING{16,32}, match updated
2482 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2483 (lex_charconst): Support CPP_CHAR{16,32}.
2484 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2485 and CPP_STRING{16,32}.
2487 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2490 * aclocal.m4: Regenerate.
2491 * configure: Regenerate.
2493 2008-04-18 Jan Hubicka <jh@suse.cz>
2495 * except.c (dw2_size_of_call_site_table,
2496 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2498 * cgraphbuild.c (build_cgraph_edges): Update.
2499 * tree-pass.h: Update comment.
2500 * final.c (leaf_function_p): Update.
2501 (leaf_renumber_regs): Update.
2502 (rest_of_clean_state): Update.
2503 * omp-low.c (expand_omp_parallel): Update.
2504 * ipa-reference.c (analyze_function): Update.
2505 * reorg.c (find_end_label): Update.
2506 (optimize_skip): Update.
2507 (fill_simple_delay_slots): Update.
2508 (fill_simple_delay_slots): Update.
2509 (make_return_insns): Update.
2510 (dbr_schedule): Update.
2511 * gimple-low.c (record_vars_into): Update.
2512 * cfgbuild.c (make_edges): Update.
2513 * function.c (assign_stack_local): Update.
2514 (assign_parm_adjust_stack_rtl): Update.
2515 (locate_and_pad_parm): Update.
2516 (allocate_struct_function): Do not initialize stack_alignment_needed
2517 and preferred_stack_boundary here.
2518 (stack_protect_prologue): Update.
2519 (stack_protect_epilogue): Update.
2520 (expand_function_start): Initialize stack_alignment_needed,
2521 preferred_stack_boundary and max_jumptable_ents.
2522 (expand_function_end): Update.
2523 (free_after_compilation): Do not NULLify epilogue_delay_list.
2524 * function.h (struct rtl_data): Add stack_protect_guard,
2525 stack_alignment_needed,
2526 preferred_stack_boundary, epilogue_delay_list.
2527 (struct function): Remove value_histograms, stack_alignment_needed,
2528 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2530 unexpanded_var_list, stack_protect_guard.
2531 (current_function_epilogue_delay_list): Remove.
2532 * ipa-type-escape.c (analyze_function): Update.
2533 * gimplify.c (pop_gimplify_context): Update comment.
2534 * calls.c (expand_call): Update.
2535 (emit_library_call_value_1): Update.
2536 * except.c (set_nothrow_function_flags): Update.
2537 * cfgexpand.c (get_decl_align_unit): Update.
2538 (create_stack_guard): Update.
2539 (estimated_stack_frame_size): Update.
2540 (expand_used_vars): Update.
2541 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2542 * explow.c (allocate_dynamic_stack_space): Update.
2543 * tree-ssa-live.c (remove_unused_locals): Update.
2544 * varasm.c (mark_constant_pool): Update.
2545 * tree-inline.c (remap_decls): Update.
2546 (initialize_cfun): Update.
2547 (declare_return_variable): Update.
2548 (inline_forbidden_p): Update.
2549 (expand_call_inline): Update.
2550 (declare_inline_vars): Update.
2551 (tree_function_versioning): Update.
2552 * tree-flow.h (value_histograms): New.
2553 (VALUE_HISTOGRAMS): New macro.
2554 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2556 * tree-cfg.c (set_bb_for_stmt): Update.
2557 (replace_by_duplicate_decl): Update.
2558 (move_block_to_fn): Update.
2559 (new_label_mapper): Update.
2560 (dump_function_to_file): Update.
2561 * ipa-struct-reorg.c (build_data_structure): Update.
2562 * cfgrtl.c (print_rtl_with_bb): Update.
2563 * reload1.c (reload): Update.
2565 * config/i386/i386.c (setup_incoming_varargs_64,
2566 ix86_compute_frame_layout): Update.
2567 * config/arc/arc.c (arc_output_function_epilogue): Update.
2569 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2571 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2572 for FreeBSD as well.
2573 * gthr-posix95.h: Likewise.
2575 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2577 PR rtl-optimization/35838
2578 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2579 out the byte offset of the first subreg.
2581 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2583 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2584 to split_ti instead of three separate calls with single member arrays.
2585 (subti3 splitter): Ditto.
2586 (adddi3 splitter): Ditto with split_di.
2587 (subdi3 splitter): Ditto.
2588 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2589 two separate calls with single member arrays. Swap match_dup
2590 operands 1 and 2 to better fit into the array.
2591 (negdi2 splitter): Ditto with split_di.
2592 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2593 two separate calls with single member arrays. Swap match_dup operands
2594 6 and 7 to better fit into the array.
2596 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2598 * config/i386/i386.c (sse_builtin_type): New.
2599 (bdesc_sse_args): Likewise.
2600 (bdesc_sse_3arg): Removed.
2601 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2602 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2603 IX86_BUILTIN_ROUNDPS.
2604 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2605 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2606 IX86_BUILTIN_ROUNDPS.
2607 (ix86_expand_sse_4_operands_builtin): Removed.
2608 (ix86_expand_sse_operands_builtin): New.
2609 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2610 and CODE_FOR_sse4_1_roundps.
2611 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2612 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2614 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2617 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2618 regs before frame pop when needed. If use_backchain_to_restore_sp
2619 then load backchain into a temp reg to restore vr and vrsave. Add
2620 code to restore vr after frame pop if possible.
2622 2008-04-17 Richard Guenther <rguenther@suse.de>
2624 * tree-vn.c (expressions_equal_p): Do not check type
2625 equality or compatibility before calling operand_equal_p.
2626 * fold-const.c (operand_equal_p): Check equivalence of
2627 integer constants before bailing out due to signedness or
2628 precision differences.
2629 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2630 spurious differences in type qualification. Ignore types
2631 for COMPONENT_REFs at all.
2633 2008-04-17 Christian Bruel <christian.bruel@st.com>
2635 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2636 msw_skip comparison.
2638 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2641 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2644 PR tree-optimization/35899
2645 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2646 rather than TREE_OPERAND.
2648 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2651 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2652 temporary registers. Change operand predicate to general_operand.
2653 (remainderxf3): Ditto.
2655 2008-04-16 Richard Guenther <rguenther@suse.de>
2657 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2658 * tree-affine.c (aff_combination_expand): Look through some
2661 2008-04-15 Doug Kwan <dougkwan@google.com>
2663 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2665 * tree-pretty-print.c (dump_generic_node): Ditto.
2666 * final.c (output_addr_const): Ditto.
2667 * dwarf2out.c (output_cfi): Ditto.
2668 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2669 * print-rtl.c (print_rtx): Ditto.
2670 * print-tree.c (print_node_brief, print_node): Ditto.
2671 * c-common.c (match_case_to_enum_1): Ditto.
2672 * sched-vis.c (print_value): Ditto.
2673 * config/i386/i386.c (print_operand): Cast to long unsigned int
2676 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2677 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2678 MS Windows VirtualProtect function.
2680 2008-04-15 Jan Hubicka <jh@suse.cz>
2682 * gengtype.c (write_root): Param_is argument is OK.
2683 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2684 * function.h: Include varray.h
2685 (rtl_eh): New stucture based on except.c one.
2686 (call_site_record): New forward declaration and vector type.
2687 * calls.c (emit_call_1): Do not call
2688 note_current_region_may_contain_throw.
2689 * except.c (eh_status): Remove cur_region, try_region since they are
2691 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2692 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2693 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2694 Remove call_site_data_used, call_site_data_size.
2695 Turn call_site_record into vector in function.h.
2696 (note_current_region_may_contain_throw): Remove.
2697 (get_exception_pointer, get_exception_filter): Do not take struct
2698 function argument; update.
2699 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2700 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2701 build_post_landing_pads, dw2_build_landing_pads,
2702 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2703 sjlj_emit_function_enter, sjlj_emit_function_enter,
2704 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2705 sjlj_build_landing_pads, finish_eh_generation,
2706 remove_exception_handler_label, remove_eh_handler,
2707 maybe_remove_eh_handler, add_reachable_handler,
2708 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2709 add_action_record, collect_one_action_chain, add_call_site,
2710 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2711 sjlj_output_call_site_table, output_function_exception_table,
2712 * except.h (note_current_region_may_contain_throw): Remove
2713 (get_exception_pointer, get_exception_filter): Do not take struct
2715 * Makefile.in (GTFILES): Put varargs before struct function.
2717 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2719 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2720 punt for STRING_CST.
2721 (get_constraint_for): Deal with STRING_CST here instead.
2723 2008-04-15 Richard Guenther <rguenther@suse.de>
2725 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2726 statements in a basic-block with a backward walk. Do not
2727 substitute into dead statements but instead remove those.
2729 2008-04-15 Richard Guenther <rguenther@suse.de>
2731 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2732 to zero, thus disable creation of SFTs.
2734 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2736 * tree-predcom.c (suitable_reference_p): Return false if the
2737 reference can throw.
2739 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2742 * c-decl.c (finish_decl): If extern or static var has variable
2743 size, set TREE_TYPE (decl) to error_mark_node.
2745 2008-04-15 Rafael Espindola <espindola@google.com>
2747 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2750 2008-04-15 Richard Guenther <rguenther@suse.de>
2752 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2753 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2754 (visit_reference_op_load): Do walk vuse-vdef chains on
2755 vn_reference_lookup.
2756 (visit_reference_op_store): But do not here.
2757 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2758 vn_reference_lookup.
2759 (vn_lookup_with_vuses): But do so here.
2761 2008-04-14 Ian Lance Taylor <iant@google.com>
2763 * fold-const.c (fold_overflow_warning): Remove assertion.
2765 2008-04-15 Ben Elliston <bje@au.ibm.com>
2767 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2768 temp1 local variables.
2770 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2773 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2774 ".text.unlikely" section as executable.
2776 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2778 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2779 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2780 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2781 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2782 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2783 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2784 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2786 2008-04-14 Ian Lance Taylor <iant@google.com>
2788 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2789 * fold-const.c (fold_comparison): If appropriate, test
2790 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2791 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2792 reassociating a pointer type.
2793 * doc/invoke.texi (Optimize Options): Document that
2794 -fstrict-overflow applies to pointer wraparound.
2796 2008-04-13 Jan Hubicka <jh@suse.cz>
2798 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2800 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2802 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2803 we are going to "save the world".
2805 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2807 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2808 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2809 operand 0 constraint, not "=".
2811 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2813 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2815 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2817 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2818 of size of positions_needed * CHAR_BIT.
2820 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2823 * dse.c (store_info): Change positions_needed to unsigned
2825 (lowpart_bitmask): New.
2826 (record_store): Cast to unsigned HOST_WIDE_INT for
2827 positions_needed. Assert width <= size of positions_needed *
2828 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2829 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2830 lowpart_bitmask to set mask.
2832 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2834 * config/bfin/constraints.md: New file.
2835 * config/bfin/bfin.md: Include it.
2836 (adddi3): Use satisfies_constraint functions instead of the old macros.
2837 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2838 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2839 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2840 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2841 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2842 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2843 EXTRA_CONSTRAINT): Delete.
2844 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2845 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2847 * config/bfin/bfin.c: Include "tm-constrs.h".
2848 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2849 Use satisfies_constraint functions instead of the old macros.
2850 * doc/md.texi (Blackfin Constraints): Update file name reference.
2852 2008-04-11 Richard Guenther <rguenther@suse.de>
2854 PR tree-optimization/35869
2855 * tree-vrp.c (execute_vrp): Move switch statement update after
2856 jump threading. Schedule another cfg cleanup run.
2858 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2861 * attribs.c (decl_attributes): Return early on errorneous node.
2863 2008-04-10 Oleg Ryjkov <olegr@google.com>
2865 * tree.h (struct tree_base): Added a new flag default_def_flag.
2866 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2868 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2870 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2872 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2875 * pa.md: Define mode iterator P. Define mode attribute dwc.
2876 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2877 (icacheflush): Likewise.
2878 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2879 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2881 2008-04-11 Ben Elliston <bje@au.ibm.com>
2883 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2885 2008-04-10 Rafael Espindola <espindola@google.com>
2887 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2888 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2889 (extract_range_from_expr): The same.
2891 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2893 * config/mips/mips.md (GPR2): New mode iterator.
2895 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2896 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2897 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2898 Rewrite these to take two modes, the mode of comparison and the
2899 mode of the destination.
2900 * config/mips/mips.c (mips_expand_scc): Instead of having
2901 paradoxical subreg as destination, expand "narrowing" scc if mode
2902 of comparison is SI and target is requested in DI mode.
2903 (mips_emit_int_order_test): Update comment. Make mode of
2904 comparison match CMP0 rather than TARGET. When creating inverse
2905 target use mode of TARGET.
2907 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2909 * gcov-dump.c (tag_summary): Only print summaries for the first
2910 GCOV_COUNTERS_SUMMABLE counters.
2912 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2914 * config/i386/i386.md (absneg): New code iterator.
2915 (absnegprefix): New code attribute.
2916 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2917 patterns using absneg code iterator.
2918 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2919 using absneg code iterator.
2920 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2921 *neg<mode>2 patterns using absneg code iterator.
2922 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2923 *negextendsfdf2 patterns using absneg code iterator.
2924 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2925 *negextendsfxf2 patterns using absneg code iterator.
2926 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2927 *negextendsfdf2 patterns using absneg code iterator.
2928 * config/i386/sse.md (<code><mode>2): Macroize expander from
2929 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2931 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2933 * config/s390/s390.h: Remove the remains of the recent search
2934 & replace action of current_function_outgoing_args_size.
2936 2008-04-10 Ira Rosen <irar@il.ibm.com>
2938 PR tree-optimization/35821
2939 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2940 NEW_STMT_LIST is not NULL.
2942 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2945 * toplev.c (process_options): Remove -ffunction-sections debugging
2948 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2950 PR middle-end/PR28690
2951 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2952 than gen_rtx_fmt_ee to perform more canonicalizations.
2954 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2957 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2959 2008-04-09 Richard Guenther <rguenther@suse.de>
2961 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2962 (dump_function_to_file): Dump function arguments with types.
2964 2008-04-08 Richard Guenther <rguenther@suse.de>
2966 * fold-const.c (fold_widened_comparison): Do not allow
2967 sign-changes that change the result.
2969 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2972 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2973 kinds of indirect references.
2975 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2977 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2978 GNU Fortran language string.
2980 2008-04-08 Rafael Espindola <espindola@google.com>
2982 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2983 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2984 * tree.h (tree_call_nonnegative_warnv_p): New.
2986 2008-04-08 Jan Hubicka <jh@suse.cz>
2988 * function.c (free_after_compilation): Clear out regno_reg_rtx
2991 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2994 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2996 PR middle-end/PR28690
2997 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2998 same precedence as REG_POINTER and MEM_POINTER operands.
3000 2008-04-08 Richard Guenther <rguenther@suse.de>
3003 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3004 for adding index to base.
3006 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3008 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3009 (MINGW_ENABLE_EXECUTE_STACK): New.
3010 (IN_LIBGCC2): For libgcc include windows.h file for
3011 function declarations.
3013 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3015 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3016 and tem2 if tem1 is not a REG or MULT.
3018 2008-04-08 Jan Hubicka <jh@suse.cz>
3020 * function.h (incomming_args): Break out of struct function.
3021 (function_subsections): Break out of struct function.
3022 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3023 return_rtx and hard_reg_initial_vals from struct function.
3024 Kill inl_max_label_num.
3025 (current_function_pops_args, current_function_args_info,
3026 current_function_args_size, current_function_args_size,
3027 current_function_pretend_args_size,
3028 current_function_outgoing_args_size,
3029 current_function_internal_arg_pointer, current_function_return_rtx):
3030 Kill compatibility accestor macros.
3031 * builtins.c (expand_builtin_apply_args_1): Update.
3032 (expand_builtin_next_arg): Update.
3033 * df-scan.c (df_get_call_refs): Update.
3034 * dbxout.c (dbxout_function_end): Update.
3035 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3036 (output_line_info): Update.
3037 (secname_for_decl): Update.
3038 (dwarf2out_var_location): Update.
3039 * function.c (free_after_compilation): Update.
3040 (assign_parm_find_stack_rtl): Update.
3041 (assign_parms): Update.
3042 (expand_dummy_function_end): Update.
3043 (expand_function_end): Update.
3044 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3045 (expand_call): Update.
3046 (emit_library_call_value_1): Update.
3047 (store_one_arg): Update.
3048 * varasm.c (initialize_cold_section_name): Update.
3049 (unlikely_text_section): Update.
3050 (unlikely_text_section_p): Update.
3051 (assemble_start_function): Update.
3052 (assemble_end_function): Update.
3053 (default_section_type_flags): Update.
3054 (switch_to_section): Update.
3055 * integrate.c (set_decl_abstract_flags): Update.
3056 (get_hard_reg_initial_val): Update.
3057 (has_hard_reg_initial_val): Update.
3058 (allocate_initial_values): Update.
3059 * resource.c (init_resource_info): Update.
3060 * config/alpha/alpha.c (NUM_ARGS): Update.
3061 (direct_return): Update.
3062 (alpha_va_start): Update.
3063 (alpha_sa_size): Update.
3064 (alpha_initial_elimination_offset): Update.
3065 (alpha_expand_prologue): Update.
3066 (alpha_start_function): Update.
3067 (alpha_expand_epilogue): Update.
3068 (unicosmk_initial_elimination_offset):
3069 * config/alpha/alpha.md (call expander): Update.
3070 * config/s390/s390.c (s390_register_info): Update.
3071 (s390_register_info): Update.
3072 (s390_frame_info): Update.
3073 (s390_initial_elimination_offset): Update.
3074 (s390_build_builtin_va_list): Update.
3075 (s390_va_start): Update.
3076 * config/spu/spu.c (direct_return): Update.
3077 (spu_expand_prologue): Update.
3078 (spu_initial_elimination_offset): Update.
3079 (spu_build_builtin_va_list): Update.
3080 (spu_va_start): Update.
3081 * config/sparc/sparc.c (sparc_init_modes): Update.
3082 (sparc_compute_frame_size): Update.
3083 (function_value): Update.
3084 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3085 * config/i386/i386.md (return expander): Update.
3086 * config/i386/i386.c (ix86_va_start): Update.
3087 (ix86_can_use_return_insn_p): Update.
3088 (ix86_compute_frame_layout): Update.
3089 (ix86_expand_epilogue): Update.
3090 * config/sh/sh.c (output_stack_adjust): Update.
3091 (calc_live_regs): Update.
3092 (sh_expand_prologue): Update.
3093 (sh_builtin_saveregs): Update.
3094 (sh_va_start): Update.
3095 (initial_elimination_offset): Update.
3096 (sh_allocate_initial_value): Update.
3097 (sh_function_ok_for_sibcall): Update.
3098 (sh_get_pr_initial_val): Update.
3099 * config/sh/sh.md (return expander): Update.
3100 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3101 * config/crx/crx.c (crx_compute_frame): UPdate.
3102 (crx_initial_elimination_offset): UPdate.
3103 * config/xtensa/xtensa.c (compute_frame_size): Update
3104 (xtensa_builtin_saveregs): Update.
3105 (xtensa_va_start): Update.
3106 (order_regs_for_local_alloc): Update.
3107 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3108 (xstormy16_expand_builtin_va_start): Update.
3109 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3110 * config/m68hc11/m68hc11.md (return expanders): Update.
3111 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3112 (expand_epilogue): Update.
3113 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3114 (cris_simple_epilogue): Update.
3115 (cris_expand_prologue): Update.
3116 (cris_expand_epilogue): Update.
3117 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3118 (compute_frame_size): Update.
3119 * config/mt/mt.c (mt_compute_frame_size): Update.
3120 * config/mn10300/mn10300.c (expand_prologue): Update.
3121 (expand_epilogue): Update.
3122 (initial_offset): Update.
3123 (mn10300_builtin_saveregs):
3124 * config/mn10300/mn10300.md (return expander): Update.
3125 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3126 (ia64_initial_elimination_offset): Update.
3127 (ia64_initial_elimination_offset): Update.
3128 (ia64_expand_prologue): Update.
3129 * config/m68k/m68k.md (return expander): Update.
3130 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3131 (rs6000_stack_info): Update.
3132 * config/mcore/mcore.c (layout_mcore_frame): Update.
3133 (mcore_expand_prolog): Update.
3134 * config/arc/arc.c (arc_compute_frame_size): Update.
3135 * config/score/score3.c (score3_compute_frame_size): Update.
3136 * config/score/score7.c (score7_compute_frame_size): Update.
3137 * config/arm/arm.c (use_return_insn): Update.
3138 (thumb_find_work_register): Update.
3139 (arm_compute_save_reg_mask): Update.
3140 (arm_output_function_prologue): Update.
3141 (arm_output_epilogue): Update.
3142 (arm_size_return_regs): Update.
3143 (arm_get_frame_offsets): Update.
3144 (arm_expand_prologue): Update.
3145 (thumb_exit): Update.
3146 (thumb_unexpanded_epilogue): Update.
3147 (thumb1_output_function_prologue): Update.
3148 * config/pa/pa.md (return expander): Update.
3149 * config/pa/pa.c (compute_frame_size): Update.
3150 (hppa_builtin_saveregs): Update.
3151 * config/mips/mips.c (mips_va_start): Update.
3152 (mips16_build_function_stub): Update.
3153 (mips_compute_frame_info): Update.
3154 (mips_restore_gp): Update.
3155 (mips_output_function_prologue): Update.
3156 (mips_expand_prologue): Update.
3157 * config/v850/v850.c (compute_frame_size): Update.
3158 (expand_prologue): * config/mmix/mmix.c (along): update.
3159 (mmix_initial_elimination_offset): update.
3160 (mmix_reorg): update.
3161 (mmix_use_simple_return): update.
3162 (mmix_expand_prologue): update.
3163 (mmix_expand_epilogue): Update.
3164 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3165 (emit_link_insn): Update.
3167 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3169 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3170 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3172 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3175 2008-04-07 Jan Hubicka <jh@suse.cz>
3177 * function.h (rtl): Rename to x_rtl.
3179 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3180 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3181 used_temp_slots avail_temp_slots, temp_slot_level,
3182 nonlocal_goto_handler_labels): Update accesstors.
3183 (rtl): New global variable.
3184 (struct function): Move some fileds to rtl_data.
3185 (get_arg_pointer_save_area): Update prototype.
3186 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3187 get_arg_pointer_save_area.
3188 * expr.c (init_expr): Update
3189 * function.c (get_frame_size): Update
3190 (assign_stack_local): Update
3191 (expand_function_end): Update.
3192 (get_art_pointer_save_area): Update
3194 * emit-rtl.c (rtl): Declare.
3195 (regno_reg_rtx): Declare.
3196 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3198 (gen_reg_rtx): Update.
3199 * varasm.c (n_deferred_constatns): Update accestor.
3200 (init_varasm_status): Do not allocate varasm_status.
3201 (force_const_mem, get_pool_size, output_constant_pool): Update.
3202 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3203 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3204 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3205 * sparc/sparc.h (INIT_EXPANDERS): Update.
3206 * ia64/ia64.h (INIT_EXPANDERS): Update.
3208 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3210 * reload.c (push_secondary_reload): Add missing break to for loop.
3212 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3214 PR middle-end/PR28690
3215 * rtlanal.c: Update copyright years.
3216 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3217 as REG_POINTER and MEM_POINTER operands.
3218 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3219 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3220 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3221 * gcse.c: Update copyright years.
3222 (pre_delete): Call gen_reg_rtx_and_attrs.
3223 (hoist_code): Likewise.
3224 (build_store_vectors): Likewise.
3225 (delete_store): Likewise.
3226 * loop-invariant.c (move_invariant_reg): Likewise.
3227 Update copyright years.
3229 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3231 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3232 control string instead of quoted.
3234 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3236 * doc/rtl.texi: Rewrite of subreg section.
3238 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3241 * config/i386/i386.c (legitimize_pic_address): Add treating
3242 of dllimport SYM_REF's.
3243 (legitimize_dllimport_symbol): Add prototype.
3245 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3247 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3248 reference in constructor with non self-referential type.
3250 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3252 Removal of Return with Depressed Stack Pointer support
3253 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3254 (ECF_SP_DEPRESSED): Likewise.
3255 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3256 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3257 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3258 (expand_call): Do not test ECF_SP_DEPRESSED.
3259 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3260 * function.c (keep_stack_depressed): Delete.
3261 (handle_epilogue_set): Likewise.
3262 (update_epilogue_consts): Likewise.
3263 (emit_equiv_load): Likewise.
3264 (thread_prologue_and_epilogue_insns): Remove support for Return with
3265 Depressed Stack Pointer.
3266 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3268 2008-04-06 Richard Guenther <rguenther@suse.de>
3270 PR tree-optimization/35400
3271 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3272 information from SSA_NAMEs.
3274 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3276 * config/avr/avr.h (avr_mega_p): Remove declaration.
3277 (AVR_MEGA): Remove macro.
3278 * config/avr/avr.c (avr_mega_p): Remove variable.
3279 (avr_override_options): Remove inicializion of avr_mega_p.
3280 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3281 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3282 (avr_jump_mode): (Ditto.).
3283 (avr_output_progmem_section_asm_op): (Ditto.).
3284 (avr_asm_init_sections): (Ditto.).
3285 (avr_asm_init_sections): (Ditto.).
3286 (avr_rtx_costs): (Ditto.).
3287 * config/avr/avr.md: (Ditto.).
3288 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3291 2008-04-06 Richard Guenther <rguenther@suse.de>
3293 PR tree-optimization/35842
3294 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3295 is_gimple_invariant_address.
3297 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3299 * gcc.c (default_compilers): Sync Fortran extensions list with
3300 that in fortran/lang-specs.h.
3301 * doc/invoke.texi: Likewise.
3302 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3303 * dwarf2out.c (gen_compile_unit_die): Likewise.
3305 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3307 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3309 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3312 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3313 attribute is used for nested functions.
3315 2008-04-05 Jan Hubicka <jh@suse.cz>
3317 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3319 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3321 (dump_files): Update.
3322 (enable_rtl_dump_file): Do not accept letter argument.
3323 * tree-pass.h (dump_file_info): Remove letter argument.
3324 * toplev.c (decode_d_option): Update -da handling.
3325 * toplev.h (enable_rtl_dump_file): Update prototype.
3326 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3327 it out based on pass type.
3328 (register_dump_files_1): Likewise.
3329 (init_optimization_passes): Update register_one_dump_file calls.
3330 (execute_one_pass): Sanity check that IPA passes are called at IPA
3331 level and RTL passes at RTL level.
3332 (execute_pass_list): IPA pass can not be after or subpass of
3334 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3335 disallov RTL subpasses of IPA subpasses.
3337 2008-04-05 Ben Elliston <bje@au.ibm.com>
3339 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3340 builtins that return exactly once and do not throw. Cache call to
3343 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3345 PR rtl-optimization/34916
3347 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3348 between instruction pairs.
3350 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3352 * doc/invoke.texi: Document -mbitops for SH.
3353 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3354 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3355 * config/sh/sh.c (print_operand): Add %t operand code.
3356 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3357 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3358 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3359 (extendqihi2): Likewise.
3360 (movqi_i): Likewise.
3361 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3362 (extv): Use bld instruction for SH2A if possible.
3364 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3365 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3366 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3367 (bset.b, bclr.b): Define peepholes.
3368 * config/sh/sh.opt (mbitops): New option.
3370 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3373 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3374 and view convert expression.
3376 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3379 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3381 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3383 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3385 * config/i386/cpuid.h (bit_AES): New.
3386 (bit_PCLMUL): Likewise.
3388 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3389 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3390 SSE2 if AES or PCLMUL is enabled.
3391 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3392 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3393 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3394 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3395 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3396 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3397 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3398 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3399 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3400 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3401 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3402 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3403 __builtin_ia32_aeskeygenassist128 and
3404 __builtin_ia32_pclmulqdq128.
3405 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3406 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3407 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3409 * config/i386/i386.h (TARGET_AES): New.
3410 (TARGET_PCLMUL): Likewise.
3411 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3413 * config/i386/i386.md (UNSPEC_AESENC): New.
3414 (UNSPEC_AESENCLAST): Likewise.
3415 (UNSPEC_AESDEC): Likewise.
3416 (UNSPEC_AESDECLAST): Likewise.
3417 (UNSPEC_AESIMC): Likewise.
3418 (UNSPEC_AESKEYGENASSIST): Likewise.
3419 (UNSPEC_PCLMUL): Likewise.
3421 * config/i386/i386.opt (maes): New.
3422 (mpclmul): Likewise.
3424 * config/i386/sse.md (aesenc): New pattern.
3425 (aesenclast): Likewise.
3427 (aesdeclast): Likewise.
3429 (aeskeygenassist): Likewise.
3430 (pclmulqdq): Likewise.
3432 * config/i386/wmmintrin.h: New.
3434 * doc/extend.texi: Document AES and PCLMUL built-in function.
3436 * doc/invoke.texi: Document -maes and -mpclmul.
3438 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3440 * function.c (free_after_parsing): Replace with
3441 cxx_push_function_context from C++ front-end.
3442 (allocate_struct_function): Don't call langhook.
3443 * langhooks.h (struct lang_hooks_for_functions): Delete.
3444 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3446 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3447 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3448 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3449 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3450 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3451 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3452 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3454 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3455 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3457 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3460 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3463 2008-04-04 Richard Guenther <rguenther@suse.de>
3466 * fold-const.c (optimize_minmax_comparison): Use the correct
3467 type for the constant in the simplified comparison.
3469 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3471 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3472 Pass L2 size as "--param l2-cache-size" to the compiler.
3473 (decode_l2_cache): New function to decode L2 cache parameters using
3474 0x8000006 extended cpuid function.
3475 (detect_caches_amd): Determine parameters of L2 cache using
3476 decode_l2_caches function.
3477 (decode_caches_intel): Decode L2 cache parameters.
3478 (detect_caches_intel): Determine L2 cache parameters using
3479 decode_caches_intel and decode_l2_caches functions.
3481 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3483 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3484 secondary input reload for subword loads from the constant pool.
3486 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3489 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3490 constants of the appropriate size for runtime calculations.
3493 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3494 decimal-float literal constant zero.
3496 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3499 * c-parser.c (c_parser_omp_atomic): Call
3500 default_function_array_conversion on the RHS.
3503 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3504 call is_variable_sized if decl has incomplete type.
3506 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3508 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3510 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3512 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3514 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3515 (sgt<u>): Merge sgt and sgtu into new expander.
3516 (sgt, sgtu): Remove expanders.
3517 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3518 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3519 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3520 *sgtu_<mode>_mips16 into new pattern.
3521 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3522 (sge<u>): Merge sge and sgeu into new expander.
3523 (sge, sgeu): Remove expanders.
3524 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3526 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3527 (slt<u>): Merge slt and sltu into new expander.
3528 (slt, sltu): Remove expanders.
3529 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3530 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3531 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3532 *sltu_<mode>_mips16 into new pattern.
3533 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3534 (sle<u>): Merge sle and sleu into new expander.
3535 (sle, sleu): Remove expanders.
3536 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3537 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3538 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3539 *sleu_<mode>_mips16 into new pattern.
3540 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3542 2008-04-03 Jan Hubicka <jh@suse.cz>
3544 PR tree-optimization/35795
3545 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3546 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3547 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3548 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3549 * score/score3.c (score3_output_mi_thunk): Likewise.
3550 * score/score7.c (score7_output_mi_thunk): Likewise.
3551 * mips/mips.c (mips_output_mi_thunk): Likewise.
3553 2008-04-03 Richard Guenther <rguenther@suse.de>
3555 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3556 conversions. Simplify code.
3558 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3560 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3562 2008-04-03 Tom Tromey <tromey@redhat.com>
3563 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3565 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3566 * config/bfin/t-bfin-linux (generated_files): Add
3567 linux-sysroot-suffix.h.
3568 * doc/install.texi (Prerequisites): Require make 3.80.
3569 * doc/sourcebuild.texi (Front End Directory): Document new
3571 * Makefile.in (generated_files): New variable.
3572 (ALL_HOST_OBJS): New variable.
3573 ($(ALL_HOST_OBJS)): New target.
3575 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3577 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3578 (remap_block): Call id->transform_lang_insert_block instead
3580 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3581 Set id.transform_lang_insert_block to NULL.
3582 (clone_body): Move to cp/optimize.c
3583 * tree-inline.h (struct copy_body_data): Change
3584 transform_lang_insert_block to function pointer.
3585 (copy_generic_body, copy_decl_no_change): Export.
3586 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3587 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3588 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3590 * c-tree.h (insert_block): Kill.
3591 * c-decl.c (insert_block): Kill.
3593 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3595 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3596 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3597 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3599 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3600 argument, call {push,pop}_function_context from here.
3601 * c-parser.c: Use c_{push,pop}_function_context.
3603 * function.c (push_function_context_to): Move meat ...
3604 (push_function_context): ... here. Simplify.
3605 * function.c (pop_function_context_from): Move meat ...
3606 (pop_function_context): ... here. Simplify.
3607 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3609 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3610 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3611 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3612 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3614 2008-04-03 Ben Elliston <bje@au.ibm.com>
3616 * expmed.c (extract_force_align_mem_bit_field): Remove.
3618 2008-04-03 Richard Guenther <rguenther@suse.de>
3621 * expr.h (try_casesi): Adjust prototype.
3622 * expr.c (try_casesi): Take fallback label as extra parameter.
3623 Use that for gen_casesi if default_label is NULL.
3624 * stmt.c (expand_case): Pass fallback label to try_casesi,
3625 make sure to fill gaps with a fallback label if default_label
3628 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3631 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3633 2008-04-03 Ben Elliston <bje@au.ibm.com>
3635 * expmed.c (extract_split_bit_field): Remove if (0) code.
3636 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3637 (do_ds_constraint): Likewise.
3639 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3641 * doc/cppopts.texi (-dU): Document.
3642 * c-common.h (flag_dump_macros): Update comment.
3643 * c-opts.c (handle_OPT_d): Handle -dU.
3644 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3645 dump_queued_macros, cb_used_define, cb_used_undef): New.
3646 (init_pp_output): Handle -dU.
3647 (cb_line_change): Call dump_queued_macros.
3648 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3650 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3652 * config/avr/predicates.md (io_address_operand): New predicate.
3653 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3654 * config/avr/avr.c (avr_io_address_p): Remove function.
3655 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3656 'avr_io_address_p' function.
3657 (out_movhi_r_mr): (Ditto.).
3658 (out_movqi_mr_r): (Ditto.).
3659 (out_movhi_mr_r): (Ditto.).
3660 (avr_address_cost): (Ditto.).
3662 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3664 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3665 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3666 in 32bit mode when XMM registers are available to avoid store
3668 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3669 corresponding post-reload splitters.
3671 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3673 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3674 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3675 __builtin_ia32_roundss.
3676 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3677 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3678 __builtin_ia32_roundss.
3679 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3680 IX86_BUILTIN_SHUFPD here.
3682 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3684 * config/i386/i386.md (plogic): New.
3685 (plogicprefix): Likewise.
3687 * config/i386/mmx.md (mmx_<code><mode>3): New.
3688 (mmx_and<mode>3): Removed.
3689 (mmx_ior<mode>3): Likewise.
3690 (mmx_xor<mode>3): Likewise.
3692 * config/i386/sse.md (<code><mode>3): New.
3693 (*<code><mode>3): Likewise.
3694 (*<code><mode>3): Likewise.
3695 (<code><mode>3): Likewise.
3696 (*sse_<code><mode>3): Likewise.
3697 (*sse2_<code><mode>3): Likewise.
3698 (<code>tf3): Likewise.
3699 (*<code>tf3): Likewise.
3700 (and<mode>3): Likewise.
3701 (*and<mode>3): Likewise.
3702 (ior<mode>3): Removed.
3703 (*ior<mode>3): Likewise.
3704 (xor<mode>3): Likewise.
3705 (*xor<mode>3): Likewise.
3706 (*and<mode>3): Likewise.
3707 (*ior<mode>3): Likewise.
3708 (*xor<mode>3): Likewise.
3709 (and<mode>3): Likewise.
3710 (*sse_and<mode>3): Likewise.
3711 (*sse2_and<mode>3): Likewise.
3713 (*andtf3): Likewise.
3714 (ior<mode>3): Likewise.
3715 (*sse_ior<mode>3): Likewise.
3716 (*sse2_ior<mode>3): Likewise.
3718 (*iortf3): Likewise.
3719 (xor<mode>3): Likewise.
3720 (*sse_xor<mode>3): Likewise.
3721 (*sse2_xor<mode>3): Likewise.
3723 (*xortf3): Likewise.
3725 2008-04-02 Richard Guenther <rguenther@suse.de>
3727 PR tree-optimization/14495
3728 PR tree-optimization/34793
3729 * tree-vrp.c (struct switch_update): New structure.
3730 (to_remove_edges, to_update_switch_stmts): New VECs.
3731 (simplify_switch_using_ranges): New function. Remove not taken
3732 case labels and edges.
3733 (simplify_stmt_using_ranges): Call it.
3734 (identify_jump_threads): Mark edges we have queued for removal
3735 so we don't thread them.
3736 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3738 * tree-cfg.c (group_case_labels): Deal with missing default label.
3739 (tree_verify_flow_info): Allow missing default label.
3740 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3741 (emit_case_nodes): Likewise.
3742 (expand_case): Do not rely on the default label to be present.
3743 * expr.c (try_casesi): Deal with NULL default_label.
3744 (do_tablejump): Likewise.
3746 2008-04-02 Richard Guenther <rguenther@suse.de>
3748 PR tree-optimization/14495
3749 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3750 SWITCH_EXPR here ...
3751 (vrp_visit_switch_stmt): ... but here (new function).
3752 (find_case_label_index): New helper function.
3753 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3755 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3757 * fwprop.c: Fix ISO-C99ism.
3759 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3762 * Makefile.in (objdir): Set it here.
3763 * configure.ac: Not here. Find dynamic linker characteristics.
3764 * exec-tool.in: Use them.
3765 * aclocal.m4: Regenerate.
3766 * configure: Regenerate.
3768 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3770 * expr.c (expand_var): Delete it.
3771 * expr.h (expand_var): Delete prototype.
3772 * function.c (expand_function_start): Use expand_decl instead.
3773 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3776 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3778 PR rtl-optimization/35542
3779 * fwprop.c (forward_propagate_and_simplify): Replace
3780 loc_reg_mentioned_in_p with reg_mentioned_p.
3782 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3784 PR rtl-optimization/35281
3785 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3786 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3787 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3788 (varying_mem_p): Move above propagate_rtx.
3789 (all_uses_available_at): Do not check MEMs.
3791 2008-04-02 Rafael Espindola <espindola@google.com>
3793 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3794 (register_edge_assert_for_2): Split the cond argument.
3795 (register_edge_assert_for_1): Adjust for the change in
3796 register_edge_assert_for_2.
3797 (register_edge_assert_for): Split the cond argument.
3798 (find_switch_asserts): Adjust for the change in
3799 register_edge_assert_for.
3801 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3803 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3804 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3805 offsets for 64-bit mingw.
3806 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3807 abi for x86_64-pc-mingw.
3809 2008-04-02 Richard Guenther <rguenther@suse.de>
3811 * tree-vrp.c (extract_range_from_assert): Make sure to not
3812 produce range min/max with TREE_OVERFOW set.
3813 If merging a anti-range and a range keep the anti-range if
3814 the range covers all values of the type.
3815 (register_edge_assert_for_2): Only allow sign-changing
3816 conversions in detecting canonical range checks. Also
3817 register an assert for the unsigned name if useful.
3819 PR tree-optimization/35787
3820 * tree-vrp.c (vrp_val_max): New function.
3821 (vrp_val_min): Likewise.
3822 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3823 (vrp_val_is_min): Likewise.
3824 (supports_overflow_infinity): Use vrp_val_{min,max}.
3825 (negative_overflow_infinity): Likewise.
3826 (positive_overflow_infinity): Likewise.
3827 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3828 (is_positive_overflow_infinity): Likewise.
3829 (is_overflow_infinity): Likewise.
3830 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3831 vrp_val_is_{min,max}.
3832 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3833 to ranges if possible. Avoid empty ranges.
3835 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3838 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3839 the expression is a function address.
3841 2008-04-01 George Helffrich <george@gcc.gnu.org>
3843 PR fortran/35154, fortran/23057
3844 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3845 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3846 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3847 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3849 (dbxout_syms): Check for COMMON-based symbol and wrap in
3850 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3851 in bracket for efficiency.
3853 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3854 using DW_TAG_common_block + member offset.
3855 (add_pubname_string): New function.
3856 (dw_expand_expr): New function to find block name and offset for
3858 (common_check): New function to check whether symbol in Fortran COMMON.
3859 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3861 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3864 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3866 2008-04-02 Ben Elliston <bje@au.ibm.com>
3868 * config/v850/v850.md (casesi): Remove if (0) code.
3869 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3870 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3872 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3874 * config/i386/i386.md (rex64suffix): New mode attribute.
3875 (floathi<mode>2): Disable expander for SSE math.
3876 (*floathi<mode>2_1): New insn insn_and_split pattern.
3877 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3878 corresponding post-reload splitters.
3879 (*floathi<mode>2_i387): New macroized insn pattern.
3880 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3881 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3882 insn_and_split pattern.
3883 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3884 New macroized instruction patterns and corresponding post-reload
3886 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3887 and corresponding post-reload splitters.
3888 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3889 New macroized instruction patterns.
3890 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3891 macroized instruction patterns and corresponding post-reload splitters.
3892 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3893 corresponding post-reload splitters.
3894 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3895 New macroized instruction patterns.
3896 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3897 corresponding post-reload splitters.
3898 (*floatsi<mode>2_i387): New macroized instruction patterns.
3900 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3902 * config/i386/i386.md (smaxmin): New.
3903 (umaxmin): Likewise.
3904 (maxminiprefix): Likewise.
3905 (maxminfprefix): Likewise.
3906 (<code><mode>3): Likewise.
3907 (smin<mode>3): Removed.
3908 (smax<mode>3): Likewise.
3910 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3911 (mmx_<code>v4hi3): Likewise.
3912 (mmx_<code>v8qi3): Likewise.
3913 (mmx_smaxv2sf3): Removed.
3914 (mmx_sminv2sf3): Likewise.
3915 (mmx_umaxv8qi3): Likewise.
3916 (mmx_smaxv4hi3): Likewise.
3917 (mmx_uminv8qi3): Likewise.
3918 (mmx_sminv4hi3): Likewise.
3920 * config/i386/sse.md (<addsub><mode>3): New.
3921 (*<addsub><mode>3): Likewise.
3922 (<sse>_vm<addsub><mode>3): Likewise.
3923 (<maxmin><mode>3): Likewise.
3924 (*<maxmin><mode>3_finite): Likewise.
3925 (*<maxmin><mode>3): Likewise.
3926 (<sse>_vm<maxmin><mode>3): Likewise.
3927 (sse3_h<addsub>v4sf3): Likewise.
3928 (sse3_h<addsub>v2df3): Likewise.
3929 (<maxmin>v16qi3): Likewise.
3930 (*<maxmin>v16qi3): Likewise.
3931 (<maxmin>v8hi3): Likewise.
3932 (*<maxmin>v8hi3): Likewise.
3933 (*sse4_1_<maxmin><mode>3): Likewise.
3934 (*sse4_1_<maxmin><mode>3): Likewise.
3935 (add<mode>3): Removed.
3936 (*add<mode>3): Likewise.
3937 (<sse>_vmadd<mode>3): Likewise.
3938 (sub<mode>3): Likewise.
3939 (*sub<mode>3): Likewise.
3940 (<sse>_vmsub<mode>3): Likewise.
3941 (smin<mode>3): Likewise.
3942 (*smin<mode>3_finite): Likewise.
3943 (*smin<mode>3): Likewise.
3944 (<sse>_vmsmin<mode>3): Likewise.
3945 (smax<mode>3): Likewise.
3946 (*smax<mode>3_finite): Likewise.
3947 (*smax<mode>3): Likewise.
3948 (<sse>_vmsmax<mode>3): Likewise.
3949 (sse3_haddv4sf3): Likewise.
3950 (sse3_haddv2df3): Likewise.
3951 (sse3_hsubv4sf3): Likewise.
3952 (sse3_hsubv2df3): Likewise.
3953 (umaxv16qi3): Likewise.
3954 (*umaxv16qi3): Likewise.
3955 (smaxv8hi3): Likewise.
3956 (*smaxv8hi3): Likewise.
3957 (*sse4_1_smax<mode>3): Likewise.
3958 (*sse4_1_umax<mode>3): Likewise.
3959 (uminv16qi3): Likewise.
3960 (*uminv16qi3): Likewise.
3961 (sminv8hi3): Likewise.
3962 (*sminv8hi3): Likewise.
3963 (*sse4_1_smin<mode>3): Likewise.
3964 (*sse4_1_umin<mode>3): Likewise.
3966 2008-04-01 Rafael Espindola <espindola@google.com>
3968 * tree-cfg.c (verify_expr): remove in_phi.
3969 (verify_stmt): Don't call walk_tree with verify_expr. Use
3970 is_gimple_min_invariant instead of is_gimple_val.
3972 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3974 * doc/include/gpl_v3.texi: Update for manpage generation.
3975 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3977 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3978 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3979 gpl_v3.texi instead of gpl.texi.
3982 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3985 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3987 2008-04-01 Rafael Espindola <espindola@google.com>
3989 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3990 (extract_code_and_val_from_cond): Use
3991 extract_code_and_val_from_cond_with_ops.
3993 2008-04-01 Jan Hubicka <jh@suse.cz>
3995 * function.c (free_after_compilation): Free epilogue_delay_list.
3996 (prepare_function_start): Assert that previous compilation was freed.
3998 2008-04-01 Jan Hubicka <jh@suse.cz>
3999 Jim Wilson <wilson@tuliptree.org>
4000 Andreas Tobler <andreast@gcc.gnu.org>
4003 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4004 rtl.emit instead cfun->emit.
4005 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4006 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4008 2008-04-01 Ben Elliston <bje@au.ibm.com>
4010 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4012 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4014 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4016 (fprofile-use): Add var flag_profile_use
4017 * coverage.c (coverage_begin_output): Do not open a gcno file for
4018 output only if -ftest-coverage is set.
4019 Do not add getpwd() to gcda file path.
4020 (build_gcov_info): Check the new flag
4021 flag_profile_datafile_relative_path.
4022 (coverage_init): Use profile_data_prefix.
4023 Read profile counter only if flag_profile_use is set.
4024 * opts.c (common_handle_option): New option fprofile-use=,
4025 fprofile-dir=, fprofile-generate=.
4026 * toplev.c (profile_data_prefix): New variable definition.
4027 * toplev.h (profile_data_prefix): New declaration.
4028 * doc/invoke.tex (Option Summary, Optimization Options):
4031 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4033 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4034 use tmp consistently.
4037 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4038 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4039 UNSPEC_FR_RECIP_APPROX_RES.
4040 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4042 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4045 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4047 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4050 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4051 element of the vector via a pointer.
4053 2008-03-31 Ian Lance Taylor <iant@google.com>
4055 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4057 2008-03-31 Jan Hubicka <jh@suse.cz>
4059 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4060 get_arg_pointer_save_area.
4061 * expr.c (init_expr): Just clear out rtl.expr.
4062 * function.c (free_after_compilation): Clear out whole RTL structure.
4063 (get_func_frame_size): Merge into ...
4064 (get_frame_size): ... this one.
4065 (assign_stack_local_1): Merge into ...
4066 (assign_stack_local): ... this one.
4067 (expand_function_end): Update call of get_arg_pointer_save_area.
4068 (get_art_pointer_save_area): Remove cfun argument.
4069 * function.h (emit_status): regno_pointer_align does not need length
4070 attribute. Move x_regno_reg_rtx to ...
4071 (regno_reg_rtx): ... new global array.
4072 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4073 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4074 apply_args_value, forced_labels, stack_pointer_delta):
4076 (struct varasm_status): Move here from varasm.c
4077 (struct rtl_data): New. Move here some fields from struct function.
4078 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4079 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4080 used_temp_slots avail_temp_slots, temp_slot_level,
4081 nonlocal_goto_handler_labels): Update accesstors.
4082 (rtl): New global variable.
4083 (struct function): Move some fileds to rtl_data.
4084 (get_arg_pointer_save_area): Update prototype.
4085 * emit-rtl.c (rtl): Declare.
4086 (regno_reg_rtx): Declare.
4087 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4089 (gen_reg_rtx): Update.
4090 (init_virtual_regs): Do not tate emit_status argument.
4091 (init_emit): Do not allocate emit.
4092 * varasm.c (varasm_statuc): Move to function.h.
4093 (n_deferred_constatns): Update accestor.
4094 (init_varasm_status): Do not allocate varasm_status.
4095 (force_const_mem, get_pool_size, output_constant_pool): Update.
4096 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4097 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4099 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4101 PR rtl-optimization/35729
4102 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4105 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4108 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4109 load/store if memory is unaligned.
4110 (*movti_rex64): Likewise.
4112 * config/i386/predicates.md (misaligned_operand): New.
4114 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4117 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4120 2008-03-31 Jan Beulich <jbeulich@novell.com>
4122 * config/ia64/constraints.md: Add 'j' constraint.
4123 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4124 (movdi_internal): Likewise.
4126 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4129 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4131 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4134 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4135 proper error message for the third argument on blendpd and
4138 * config/i386/sse.md (blendbits): New.
4139 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4141 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4143 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4145 2008-03-30 Richard Guenther <rguenther@suse.de>
4148 * fold-const.c (fold_sign_changed_comparison): Do leave
4149 conversions to base-types alone.
4151 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4153 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4154 the link register if one altivec register is be saved.
4156 2008-03-30 Ben Elliston <bje@au.ibm.com>
4158 * final.c (final_scan_insn): Remove if (0) code.
4160 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4162 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4164 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4166 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4167 of V4SFmode to ix86_binary_operator_ok.
4169 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4171 * config/i386/i386.c (override_options): Initialize
4172 ix86_veclib_handler to ix86_veclibabi_svml when
4173 -mveclibabi=svml is used.
4174 (ix86_veclibabi_svml): New function for SVML ABI style
4175 vectorization support.
4176 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4178 2008-03-28 Rafael Espindola <espindola@google.com>
4180 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4181 (tree_binary_nonnegative_warnv_p): Make it public.
4182 (tree_single_nonnegative_warnv_p): Make it public.
4183 (tree_invalid_nonnegative_warnv_p): Make it public.
4184 (tree_unary_nonzero_warnv_p): Make it public.
4185 (tree_binary_nonzero_warnv_p): Make it public
4186 (tree_single_nonzero_warnv_p): Make it public.
4187 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4188 (extract_range_from_binary_expr): Split the expr argument.
4189 (extract_range_from_unary_expr): Split the expr argument.
4190 (extract_range_from_comparison): Split the expr argument.
4191 (extract_range_from_expr): Use the new aux functions.
4192 (vrp_evaluate_conditional_warnv): Use
4193 vrp_evaluate_conditional_warnv_with_ops.
4194 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4195 (tree_binary_nonzero_warnv_p): Declare.
4196 (tree_single_nonzero_warnv_p): Declare.
4197 (tree_expr_nonzero_warnv_p): Declare.
4198 (tree_unary_nonnegative_warnv_p): Declare.
4199 (tree_binary_nonnegative_warnv_p): Declare.
4200 (tree_single_nonnegative_warnv_p): Declare.
4201 (tree_invalid_nonnegative_warnv_p): Declare.
4203 2008-03-28 Richard Guenther <rguenther@suse.de>
4205 PR tree-optimization/30317
4206 PR tree-optimization/30911
4207 PR tree-optimization/34793
4208 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4209 (struct assert_locus_d): New member EXPR.
4210 (register_new_assert_for): Add EXPR parameter to support
4211 ASSERT_EXPR <name, expr OP limit>.
4212 (register_edge_assert_for_1): Adjust callers.
4213 (find_assert_locations): Likewise.
4214 (process_assert_insertions_for): Build condition from expression.
4215 (extract_range_from_assert): Handle ASSERT_EXPRs
4216 of the form ASSERT_EXPR <name, expr OP limit>.
4217 (register_edge_assert_for_2): New helper registering
4218 asserts for comparisons. Recognize range tests of the form
4219 (unsigned)i - CST1 OP CST2.
4220 (register_edge_assert_for_1): Use it.
4221 (register_edge_assert_for): Likewise.
4222 (needs_overflow_infinity): Integer sub-types
4223 do not need overflow infinities.
4224 (vrp_val_is_max): The extreme values of integer sub-types
4225 are those of the base type.
4226 (vrp_val_is_min): Likewise.
4227 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4230 2008-03-28 Nick Clifton <nickc@redhat.com>
4233 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4234 Return GENERAL_REGS for stack adjustment reloads.
4236 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4239 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4240 const_vector when all the vectors are constant.
4242 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4244 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4246 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4247 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4249 (s<code>_sf): Use new scc_sf attribute for opcode names.
4251 2008-03-27 Tom Tromey <tromey@redhat.com>
4253 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4254 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4255 config/spu/t-spu-elf, config/i386/t-interix,
4256 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4257 config/i386/x-darwin, config/i386/x-mingw32,
4258 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4259 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4260 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4261 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4262 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4263 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4264 config/score/t-score-elf, config/arm/t-strongarm-pe,
4265 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4266 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4267 Revert automatic dependency patch.
4269 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4272 * config/i386/i386.c (ix86_function_arg_boundary): Align
4273 decimal floating point to its natural boundary.
4275 2008-03-27 Richard Guenther <rguenther@suse.de>
4278 * fold-const.c (fold_comparison): Restrict distinct decl
4279 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4280 solely rely on operand_equal_p.
4282 2008-03-27 Richard Guenther <rguenther@suse.de>
4285 * c-common.c (handle_weak_attribute): Reject combination of
4288 2008-03-27 Richard Guenther <rguenther@suse.de>
4290 PR tree-optimization/32810
4291 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4292 conversions from DECL_INITIAL.
4293 (fold_const_aggregate_ref): Likewise from constructor elements.
4295 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4297 * tree-affine.h (aff_combination_expand): Declare.
4298 (get_inner_reference_aff): Likewise.
4299 * tree-affine.c (aff_combination_expand): Split out from
4300 tree_to_aff_combination_expand.
4301 (get_inner_reference_aff): New function.
4302 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4303 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4304 (struct lim_aux_data): sm_done field removed.
4305 (mem_ref_loc_p, mem_ref_locs_p): New types.
4306 (struct mem_ref): Added id, stored, accesses_in_loop,
4307 indep_loop, dep_loop, indep_ref, dep_ref fields.
4308 Removed is_stored, locs and next fields.
4309 (memory_accesses): New variable.
4310 (movement_possibility): Do not allow moving statements
4311 that store to memory.
4312 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4314 (determine_max_movement): For statements with memory references,
4315 find the outermost loop in that the reference is independent.
4316 (move_computations_stmt): Mark the virtual operands for renaming.
4317 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4318 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4319 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4320 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4321 create_vop_ref_mapping, analyze_memory_references,
4322 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4323 get_all_locs_in_loop, ref_always_accessed_p,
4324 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4325 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4326 store_motion_loop, store_motion): New functions.
4327 (struct vop_to_refs_elt): New type.
4328 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4329 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4330 (schedule_sm): Replaced by...
4331 (execute_sm): ... this.
4332 (determine_lsm_ref, hoist_memory_references,
4333 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4334 find_more_ref_vops, free_mem_ref, free_mem_refs,
4335 determine_lsm_loop, determine_lsm): Removed.
4336 (tree_ssa_lim_finalize): Free data structures used by store motion.
4337 (tree_ssa_lim): Call analyze_memory_references. Use
4338 store_motion instead of determine_lsm.
4340 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4342 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4343 rename tmake_file to m68hc11/t-m68hc11.
4344 (mcore): Set inhibit_libc to true.
4345 * config.host (alpha*-dec-*vms*): Set extra_programs.
4346 (interix3*): Don't use host_xmake_file.
4347 * configure.ac: Let config.gcc override inhibit_libc.
4348 * configure: Regenerate.
4350 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4351 * config/t-openbsd-thread: Remove commented out lines.
4353 * config/x-interix: Remove.
4355 * config/m68hc11/t-m68hc11-gas: Rename to...
4356 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4358 * config/mcore/t-mcore: Remove T_CFLAGS.
4359 * config/mcore/t-mcore-pe: Likewise.
4361 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4363 * configure.ac: Replace custom __GNU_SOURCE test with
4364 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4365 * aclocal.m4: Regenerate.
4366 * configure: Regenerate.
4367 * config.in: Regenerate.
4369 2008-03-27 Richard Guenther <rguenther@suse.de>
4371 * fold-const.c (target.h): Include.
4372 (fold_comparison): Fold comparison of addresses of decls
4373 that bind locally or of constants. Consolidate address folding code.
4374 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4375 results from fold_binary_to_constant.
4376 (compare_values_warnv): Likewise.
4378 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4381 * fold-const.c (fold_truthop): Check for integeral types when folding
4382 a == 0 && b == 0 and a != 0 || b != 0 .
4384 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4386 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4388 2008-03-26 Andreas Schwab <schwab@suse.de>
4390 * doc/invoke.texi: Fix use of @item vs. @itemx.
4392 2008-03-26 Tom Tromey <tromey@redhat.com>
4394 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4395 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4396 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4397 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4398 build/genconstants.o, build/genemit.o, build/genextract.o,
4399 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4400 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4403 2008-03-26 Richard Guenther <rguenther@suse.de>
4406 2008-03-26 Richard Guenther <rguenther@suse.de>
4408 * fold-const.c (target.h): Include.
4409 (fold_comparison): Fold comparison of addresses of two decls
4410 that bind locally. Consolidate address folding code.
4412 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4414 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4415 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4416 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4417 dconstsqrt2, dconstthird, dconste and/or dconst10.
4418 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4419 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4420 dconstsqrt2, dconste): Delete.
4421 (init_emit_once): Likewise. Simplify initializing dconstm1.
4423 * real.c (get_real_const): New.
4424 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4425 dconstsqrt2, dconste): Delete.
4426 (real_value_const, get_real_const): New.
4428 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4430 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4432 * config/i386/i386.c (ix86_function_arg_boundary): Check
4433 BIGGEST_ALIGNMENT instead of 128.
4434 (setup_incoming_varargs_64): Likewise.
4436 2008-03-26 Tom Tromey <tromey@redhat.com>
4438 * Makefile.in (DEPFILES): Add missing '/'.
4440 2008-03-26 Richard Guenther <rguenther@suse.de>
4442 * fold-const.c (target.h): Include.
4443 (fold_comparison): Fold comparison of addresses of two decls
4444 that bind locally. Consolidate address folding code.
4446 2008-03-26 Nick Clifton <nickc@redhat.com>
4449 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4450 not allow INT+INT as a legitimate addressing mode.
4452 2008-03-26 Richard Guenther <rguenther@suse.de>
4454 * tree-flow.h (widen_bitfield): Remove declaration.
4455 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4456 (widen_bitfield): Remove function.
4457 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4460 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4463 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4466 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4468 PR rtl-optimization/35232
4469 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4470 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4471 reg_reloaded_call_part_clobbered here.
4472 (reload_regs_reach_end_p): New function.
4473 (reload_reg_rtx_for_input): New variable.
4474 (reload_reg_rtx_for_output): Likewise.
4475 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4476 when reassigning a pseudo register. Load reloadreg from
4477 reload_reg_rtx_for_input, moving the mode and register
4479 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4480 instead of the original when deciding whether an input reload
4481 would be a no-op or whether an output reload can be deleted.
4482 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4483 when setting up new_spill_reg_store. Load it from
4484 reload_reg_rtx_for_output, moving the mode and register
4486 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4487 instead of the original when deciding whether an output reload
4488 would be a no-op. Do the same when modifying insn notes.
4489 Use rtx_equal_p instead of == to compare the registers.
4490 (inherit_piecemeal_p): Take a mode and two register numbers
4492 (emit_reload_insns): Clear new_spill_reg_store for every hard
4493 register in the reload register. Remove spill registers
4494 from reg_reloaded_valid before considering whether to record
4495 inheritance information for them. Use reload_reg_rtx_for_output
4496 instead of reg_rtx when recording output reloads. Use
4497 reload_reg_rtx_for_input instead of reg_rtx when recording
4498 input reloads. Set or clear reg_reloaded_call_part_clobbered
4499 at the same time as setting reg_reloaded_valid.
4500 (delete_output_reload): Add a new_reload_reg parameter and use it
4501 instead of rld[j].reg_rtx.
4502 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4505 2008-03-25 Tom Tromey <tromey@redhat.com>
4507 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4508 (build/genattr.o): Likewise.
4509 (build/genattrtab.o): Likewise.
4510 (build/gencodes.o): Likewise.
4511 (build/genconfig.o): Likewise.
4512 (build/genconstants.o): Likewise.
4513 (build/genemit.o): Likewise.
4514 (build/genextract.o): Likewise.
4515 (build/genflags.o): Likewise.
4517 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4519 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4520 instead of size_int for integer types.
4521 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4522 to match type of MINUS_EXPR.
4524 2008-03-25 Tom Tromey <tromey@redhat.com>
4526 * configure: Rebuilt.
4527 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4530 2008-03-25 Tom Tromey <tromey@redhat.com>
4532 * config/x-solaris (host-solaris.o): Update.
4533 * config/x-linux (host-linux.o): Update.
4534 * config/x-hpux (host-hpux.o): Update.
4535 * config/x-darwin (host-darwin.o): Update.
4536 * config/v850/t-v850e (v850-c.o): Update.
4537 * config/v850/t-v850 (v850-c.o): Update.
4538 * config/t-vxworks (vxworks.o): Update.
4539 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4540 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4541 * config/spu/t-spu-elf (spu-c.o): Update.
4543 * config/sh/t-symbian (sh-c.o): Update.
4544 (symbian.o): Update.
4545 * config/sh/t-sh (sh-c.o): Update.
4546 * config/score/t-score-elf (score7.o, score3.o): Update.
4547 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4548 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4549 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4550 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4552 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4553 * config/m32c/t-m32c (m32c-pragma.o): Update.
4554 * config/ia64/t-ia64 (ia64-c.o): Update.
4555 * config/i386/x-mingw32 (host-mingw32.o): Update.
4556 * config/i386/x-i386 (driver-i386.o): Update.
4557 * config/i386/x-darwin (host-i386-darwin.o): Update.
4558 * config/i386/x-cygwin (host-cygwin.o): Update.
4559 * config/i386/t-nwld (nwld.o): Update.
4560 * config/i386/t-netware (netware.o): Update.
4561 * config/i386/t-interix (winnt.o): Update.
4562 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4563 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4564 msformat-c.o): Update.
4565 * config/bfin/t-bfin-linux (generated_files): Add
4566 linux-sysroot-suffix.h.
4567 * config/arm/t-wince-pe (pe.o): Update.
4568 * config/arm/t-strongarm-pe (pe.o): Update.
4569 * config/arm/t-pe (pe.o): Update.
4570 * config/arm/t-arm (arm-c.o): Update.
4571 * doc/install.texi (Prerequisites): Require make 3.80.
4572 * Makefile.in: Remove .o targets.
4573 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4574 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4575 (simple_generated_h, simple_generated_c): Move earlier.
4576 (generated_files): New variable.
4577 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4578 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4579 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4580 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4581 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4582 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4583 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4584 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4585 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4586 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4587 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4588 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4590 (COMPILE.base, COMPILE): New variables.
4591 (%.o): New pattern rule.
4592 (ALL_HOST_OBJS): New variable.
4593 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4594 (dummy-checksum.o, cc1-checksum.o): Remove.
4595 (DRIVER_SHLIB): New variable.
4596 (DRIVER_DEFINES): Use it.
4597 (gencondmd.c): Move out of build/.
4598 (s-conditions): Update.
4599 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4600 (ALL_BUILD_OBJS): Likewise.
4601 (build/%.o): Use BUILDCOMPILE.
4602 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4603 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4604 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4605 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4606 build/genconfig.o, build/genconstants.o, build/genemit.o,
4607 build/genextract.o, build/genflags.o, build/genmddeps.o,
4608 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4609 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4610 build/gen-protos.o, build/scan.o, build/fix-header.o,
4611 build/scan-decls.o): Simplify.
4612 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4613 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4614 prefix.o, toplev.o): Reduce to variable setting.
4615 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4616 ($(out_object_file), gcc-options.o): New targets.
4617 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4618 * configure: Rebuilt.
4619 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4620 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4622 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4624 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4625 complain when we hit an error, return ERROR_MARK_NODE.
4627 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4629 * config/sh/constraints.md (Pso, Psz): New constraints.
4630 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4631 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4633 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4635 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4636 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4638 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4640 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4641 (prefetch_sh2a): New.
4643 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4644 Naveen.H.S <naveen.hs@kpitcummins.com>
4646 * config/sh/constraints.md (I28): New constraint.
4647 * config/sh/sh.c (broken_move): Add support for movi20s.
4648 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4650 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4651 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4652 Naveen.H.S <naveen.hs@kpitcummins.com>
4654 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4655 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4656 (print_operand): Handle resbank in %@ operand code.
4657 (sh_encode_section_info): New.
4658 (push_regs): Add conditions for resbank.
4659 (sh_expand_epilogue): Likewise.
4660 (sh_insert_attributes): Likewise.
4661 (sh_attribute_table): Likewise.
4662 (sh_handle_resbank_handler_attribute): New.
4663 (sh2a_handle_function_vector_handler_attribute): New.
4664 (sh2a_is_function_vector_call): New.
4665 (sh2a_get_function_vector_number): New.
4666 (sh2a_function_vector_p): New.
4667 (sh_cfun_resbank_handler_p): New.
4668 * config/sh/sh.md (calli): Emit jsr/n if possible.
4669 (calli_tbr_rel): New.
4670 (calli_pcrel): Emit jsr/n if possible.
4671 (return_i): Emit rts/n if possible.
4672 (call_valuei_tbr_rel): New.
4673 (call_valuei_pcrel): Add condition for SH2A target.
4674 (call_value): Likewise.
4675 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4676 (sh2a_get_function_vector_number): Likewise.
4677 (sh2a_is_function_vector_call): Likewise.
4678 * doc/extend.texi: Document TBR relative addressing of SH2A.
4679 (resbank): Add description for SH2A.
4681 2008-03-24 Richard Guenther <rguenther@suse.de>
4684 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4685 pointer assignments change conversions according to middle-end rules.
4686 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4687 * configure.ac: Include type checking in yes.
4688 * configure: Regenerate.
4690 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4692 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4693 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4695 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4697 * gthr-vxworks.h (UNUSED): Define.
4699 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4701 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4703 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4705 * doc/extend.texi (Function Attributes): Add missing comma in the
4706 example of the "alloc_size" attribute.
4708 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4711 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4713 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4716 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4719 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4720 of the underlying type of a MS bitfield layout to the natural
4721 alignment of the type.
4723 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4725 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4726 to their natural alignment to avoid store forwarding stalls.
4728 2008-03-22 Richard Guenther <rguenther@suse.de>
4730 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4731 For PHI nodes verify the address is invariant.
4732 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4733 (get_symbol_constant_value): Use is_gimple_min_invariant.
4734 (maybe_fold_stmt_indirect): Likewise.
4736 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4738 PR rtl-optimization/33927
4739 * Makefile.in (dse.o): Depend on $(TM_P_H).
4740 * expr.h (extract_low_bits): Declare.
4741 * expmed.c (extract_low_bits): New function.
4742 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4743 * dse.c: Include tm_p.h.
4744 (find_shift_sequence): Remove the read_reg argument and return the
4745 read value. Emit the instructions instead of returning them.
4746 Iterate on new_mode rather than calculating it each time.
4747 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4748 source to NEW_MODE and extract_low_bits to convert the shifted
4750 (replace_read): Allow the load and store to have different mode
4751 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4752 or extraction instructions before trying the replacement. Update
4753 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4755 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4757 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4758 to their natural alignment to avoid store forwarding stalls.
4760 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4763 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4764 encouraging but not allowing gprs for input;
4765 change the input constraint to !f#r.
4766 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4768 change the output constraint to !f#r.
4770 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4773 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4774 corresponding post-reload splitters.
4775 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4776 when x87 FP math is selected.
4777 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4778 New function prototype.
4779 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4780 unreachable function to ease macroization of insn patterns.
4782 2008-03-21 Martin Jambor <mjambor@suse.cz>
4784 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4785 reference dumps if ddr is NULL or dependence is unknown.
4787 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4789 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4790 unsigned extension into account.
4791 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4792 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4793 Do computations on a scratch register.
4795 2008-03-21 Richard Guenther <rguenther@suse.de>
4797 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4798 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4799 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4800 * tree-ssa-dom.c (record_equality): Likewise.
4801 * tree-inline.c (copy_body_r): Likewise.
4802 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4805 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4807 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4808 as 'delete_unused' argument.
4810 2008-03-20 Richard Guenther <rguenther@suse.de>
4812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4813 special casing of constant qualifiers.
4814 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4815 care about them in general.
4816 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4817 regardless of their type.
4818 (fold_stmt_r): Forcefully fold *& if we end up with that.
4820 2008-03-20 Paul Brook <paul@codesourcery.com>
4822 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4823 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4825 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4827 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4828 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4830 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4832 * common.opt (Wmudflap): New option.
4833 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4834 (mx_register_decls): Likewise.
4835 (mudflap_finish_file): Likewise.
4836 * doc/invoke.texi: Document -Wno-mudflap.
4838 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4840 * c-format.c (replace_format_name_to_system_name): New.
4842 (convert_format_name_to_system_name): New.
4843 (decode_format_attr): Add use of convert_format_name_to_system_name.
4844 (format_types_orig): Add gnu_ prefix to names.
4845 (check_format_info_main): Special treating of \0 escaped names for
4846 supporting multi-character format specifiers as I32, I64.
4847 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4848 (gnu_target_overrides_format_attributes): New.
4849 * c-format.h: Add structure target_ovr_attr to hold
4850 system specific formatter names.
4851 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4852 msformat-c.o file to c_target_objs and cxx_target_objs.
4853 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4854 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4855 (TARGET_N_FORMAT_TYPES): New.
4856 * config/i386/msformat-c.c: New.
4857 * config/i386/t-cygming: Add build rule for msformat-c.o.
4858 * doc/extend.texi: Add new format names gnu_* and ms_* and
4860 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4862 2008-03-20 Ira Rosen <irar@il.ibm.com>
4864 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4865 optimizations turned on under -O3.
4866 (ftree-vectorize): Add that the flag is turned on with -O3.
4868 2008-03-20 Ben Elliston <bje@au.ibm.com>
4870 * regmove.c (try_auto_increment): Fix spelling error in comment.
4871 * final.c (final_scan_insn): Likewise.
4873 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4876 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4877 allocator preferences for "y" and "r" class registers.
4878 ("*mov<mode>_internal"): Ditto.
4879 ("*movv2sf_internal_rex64"): Ditto.
4880 ("*movv2sf_internal"): Ditto.
4882 2008-03-19 Michael Matz <matz@suse.de>
4885 * calls.c (expand_call): Check overlap of arguments with call
4886 address for sibcalls.
4888 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4891 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4892 of the underlying type of a MS bitfield layout to the natural
4893 alignment of the type.
4895 2008-03-19 Jan Hubicka <jh@suse.cz>
4898 * toplev.c (decode_d_option): Handle all CPP flags.
4899 * tree-vrp.c: Update tree_pass descriptors.
4900 * regrename.c: Update tree_pass descriptors.
4901 * fwprop.c: Update tree_pass descriptors.
4902 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4903 * tree-into-ssa.c: Update tree_pass descriptors.
4904 * tree-dump.c: Update tree_pass descriptors.
4905 * tree-complex.c: Update tree_pass descriptors.
4906 * tree-dump.h: Update tree_pass descriptors.
4907 * see.c: Update tree_pass descriptors.
4908 * cgraphbuild.c: Update tree_pass descriptors.
4909 * tracer.c: Update tree_pass descriptors.
4910 * tree-loop-distribution.c: Update tree_pass descriptors.
4911 * cgraph.c: Update tree_pass descriptors.
4912 * postreload-gcse.c: Update tree_pass descriptors.
4913 * postreload.c: Update tree_pass descriptors.
4914 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4915 * tree-tailcall.c: Update tree_pass descriptors.
4916 * tree-pass.h (tree_opt_pass): Rename to ...
4917 (opt_pass) ... this one; add "type" field and remove letter field.
4918 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4919 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4920 all_lowering_passes): Update declaration.
4921 * ipa-cp.c: Update tree_pass descriptors.
4922 * final.c: Update tree_pass descriptors.
4923 * omp-low.c: Update tree_pass descriptors.
4924 * tree-ssa-dse.c: Update tree_pass descriptors.
4925 * ipa-reference.c: Update tree_pass descriptors.
4926 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4927 * auto-inc-dec.c: Update tree_pass descriptors.
4928 * reorg.c: Update tree_pass descriptors.
4929 * cgraphunit.c: Update tree_pass descriptors.
4930 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4931 * tree-ssa-ccp.c: Update tree_pass descriptors.
4932 * df-core.c: Update tree_pass descriptors.
4933 * mode-switching.c: Update tree_pass descriptors.
4934 * tree-nomudflap.c: Update tree_pass descriptors.
4935 * modulo-sched.c: Update tree_pass descriptors.
4936 * ipa-pure-const.c: Update tree_pass descriptors.
4937 * cse.c: Update tree_pass descriptors.
4938 * web.c: Update tree_pass descriptors.
4939 * tree-stdarg.c: Update tree_pass descriptors.
4940 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4941 * tree-ssa-dom.c: Update tree_pass descriptors.
4942 * tree-nrv.c: Update tree_pass descriptors.
4943 * tree-ssa-alias.c: Update tree_pass descriptors.
4944 * loop-init.c: Update tree_pass descriptors.
4945 * gimple-low.c: Update tree_pass descriptors.
4946 * ipa-inline.c: Update tree_pass descriptors.
4947 * tree-ssa-sink.c: Update tree_pass descriptors.
4948 * global.c: Update tree_pass descriptors.
4949 * ifcvt.c: Update tree_pass descriptors.
4950 * jump.c: Update tree_pass descriptors.
4951 * predict.c: Update tree_pass descriptors.
4952 * tree-ssa-loop.c: Update tree_pass descriptors.
4953 * recog.c: Update tree_pass descriptors.
4954 * dse.c: Update tree_pass descriptors.
4955 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4956 * tree-eh.c: Update tree_pass descriptors.
4957 * regmove.c: Update tree_pass descriptors.
4959 * function.c: Update tree_pass descriptors.
4960 * tree-vectorizer.c: Update tree_pass descriptors.
4961 * gcse.c: Update tree_pass descriptors.
4962 * ipa-type-escape.c: Update tree_pass descriptors.
4963 * tree-if-conv.c: Update tree_pass descriptors.
4964 * init-regs.c: Update tree_pass descriptors.
4965 * ipa.c: Update tree_pass descriptors.
4966 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4967 * rtl-factoring.c: Update tree_pass descriptors.
4968 * lower-subreg.c: Update tree_pass descriptors.
4969 * bt-load.c: Update tree_pass descriptors.
4970 * tree-dfa.c: Update tree_pass descriptors.
4971 * except.c: Update tree_pass descriptors.
4972 * emit-rtl.c: Update tree_pass descriptors.
4973 * cfgexpand.c: Update tree_pass descriptors.
4974 * tree-cfgcleanup.c: Update tree_pass descriptors.
4975 * cfgcleanup.c: Update tree_pass descriptors.
4976 * tree-ssa-pre.c: Update tree_pass descriptors.
4977 * tree-sra.c: Update tree_pass descriptors.
4978 * tree-mudflap.c: Update tree_pass descriptors.
4979 * tree-ssa-copy.c: Update tree_pass descriptors.
4980 * cfglayout.c: Update tree_pass descriptors.
4981 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4982 * tree-ssa-dce.c: Update tree_pass descriptors.
4983 * tree-ssa.c: Update tree_pass descriptors.
4984 * regclass.c: Update tree_pass descriptors.
4985 * integrate.c: Update tree_pass descriptors.
4986 * tree-optimize.c: Update tree_pass descriptors.
4987 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4988 * tree-object-size.c: Update tree_pass descriptors.
4989 * combine.c: Update tree_pass descriptors.
4990 * tree-outof-ssa.c: Update tree_pass descriptors.
4991 * bb-reorder.c: Update tree_pass descriptors.
4992 * stack-ptr-mod.c: Update tree_pass descriptors.
4993 * var-tracking.c: Update tree_pass descriptors.
4994 * tree-profile.c: Update tree_pass descriptors.
4995 * tree-vect-generic.c: Update tree_pass descriptors.
4996 * reg-stack.c: Update tree_pass descriptors.
4997 * sched-rgn.c: Update tree_pass descriptors.
4998 * tree-ssa-structalias.c: Update tree_pass descriptors.
4999 * tree-cfg.c: Update tree_pass descriptors.
5000 * passes.c (current_pass): Update declaration.
5001 (finish_optimization_passes): Update.
5002 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5003 (register_one_dump_file, register_dump_files_1, next_pass_1):
5005 (init_optimization_passes): Update handling of new types.
5006 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5007 * ipa-struct-reorg.c: Update tree_pass descriptors.
5008 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5009 * combine-stack-adj.c: Update tree_pass descriptors.
5010 * cfgrtl.c: Update tree_pass descriptors.
5011 * dce.c: Update tree_pass descriptors.
5012 * tree-ssanames.c: Update tree_pass descriptors.
5014 2008-03-19 Richard Guenther <rguenther@suse.de>
5017 * tree-ssa.c (walk_data): New structure.
5018 (warn_uninitialized_var): If not always_executed warn with "maybe"
5020 (execute_early_warn_uninitialized): Compute post-dominators.
5021 Initialize always_executed before processing each basic block.
5023 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5026 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5027 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5029 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5031 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5033 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5035 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5037 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5038 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5039 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5040 target after ignore has been set, and move there also the commputation
5041 of subtarget and original_target.
5042 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5043 (LANG_HOOKS_INITIALIZER): Remove it.
5044 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5046 2008-03-18 Richard Guenther <rguenther@suse.de>
5048 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5049 found an expression with constants, note that in the VN for the lhs.
5050 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5051 fold them to constants if possible. Run cleanup_cfg if done so.
5052 (execute_pre): Return todo.
5054 (execute_fre): Likewise.
5055 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5057 (get_prop_source_stmt): Look through pointer conversions.
5059 2008-03-18 Jan Hubicka <jh@suse.cz>
5061 * tree-pretty-print.c: Include predict.h.
5062 (dump_generic_node): Dump predictor.
5063 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5064 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5065 * gimple-low.c (lower_stmt): Likewise.
5066 * expr.c (expand_expr_real): Likewise.
5067 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5069 (build_predict_expr, build_predict_expr): New.
5070 * predict.h (predictor_name, build_predict_expr): Update.
5071 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5072 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5073 * predict.def (PRED_CONTINUE): Update hitrate.
5074 * tree.def (PREDICT_EXPR): Define.
5075 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5076 do not handle BIND_EXPR.
5077 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5078 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5079 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5082 2008-03-18 Michael Matz <matz@suse.de>
5084 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5086 2008-03-18 Richard Guenther <rguenther@suse.de>
5088 * tree-gimple.h (is_gimple_invariant_address): Declare.
5089 (is_gimple_constant): Likewise.
5090 * tree-gimple.c (is_gimple_constant): New function.
5091 (is_gimple_invariant_address): Likewise.
5092 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5093 and is_gimple_invariant_address.
5094 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5096 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5097 an addressable base.
5099 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5102 * gimplify.c (gimplify_expr): Gimplify second operand of
5105 2008-03-17 Richard Guenther <rguenther@suse.de>
5107 PR tree-optimization/19637
5108 * fold-const.c (fold_unary): Remove restrictions of removing
5109 intermediate pointer-conversions (P2)(P1)P0.
5110 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5111 conversion to void pointer.
5112 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5114 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5117 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5118 emulated thread local variables.
5120 2008-03-16 Richard Guenther <rguenther@suse.de>
5123 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5124 expand TREE_INVARIANT operations that are not gimple invariant.
5126 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5128 * doc/extend.texi (Alignment): Say that the ABI controls
5129 the __alignof__ for non-strict-alignment targets rather
5130 than being a recommendation.
5132 2008-03-15 Paul Brook <paul@codesourcery.com>
5134 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5136 (arm_output_fn_unwind): Mark functions that can not be unwound.
5138 2008-03-15 Paul Brook <paul@codesourcery.com>
5140 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5141 extension instructions.
5143 2008-03-15 Richard Guenther <rguenther@suse.de>
5145 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5146 and fold constant aggregate refs.
5147 (fold_const_aggregate_ref): Handle string constants
5148 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5149 (evaluate_stmt): Simplify now that ccp_fold folds constant
5152 2008-03-15 Paul Brook <paul@codesourcery.com>
5154 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5155 (extzv): Use gen_extzv_t2.
5156 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5158 2008-03-15 Richard Guenther <rguenther@suse.de>
5160 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5161 (fold_const_aggregate_ref): Likewise.
5162 (get_value): Return NULL if we don't have any values.
5163 (ccp_finalize): Set const_val to NULL after freeing it.
5164 * tree-flow.h (get_symbol_constant_value): Declare.
5165 (fold_const_aggregate_ref): Likewise.
5166 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5168 2008-03-15 Richard Guenther <rguenther@suse.de>
5171 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5172 to not produce negative array indices if not allowed. Add
5173 parameter to indicate that.
5174 (maybe_fold_offset_to_component_ref): Allow negative array
5175 indices only for the first member of a structure.
5176 (maybe_fold_offset_to_reference): Allow negative array indices.
5177 (maybe_fold_stmt_addition): Likewise.
5179 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5180 Anatoly Sokolov <aesok@post.ru>
5182 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5183 (avr_arch): Add ARCH_AVR6.
5184 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5185 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5186 instead of fixed value 2.
5187 (print_operand_address): Use gs() asm specifier instead of pm().
5188 (avr_assemble_integer): (Ditto.).
5189 (avr_output_addr_vec_elt): (Ditto.).
5190 (print_operand): Handle "!" code.
5191 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5192 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5193 (AVR_HAVE_EIJMP_EICALL): Define.
5194 (AVR_3_BYTE_PC): Redefine.
5195 (AVR_2_BYTE_PC): (Ditto.).
5196 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5197 (LINK_SPEC): Add atmega2560 and atmega2561.
5198 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5200 * config/avr/avr.md (call_insn): Use eicall instead of icall
5201 for 3 byte PC devices.
5202 (call_value_insn): (Ditto.).
5203 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5204 (indirect_jump): Use only for for 2 byte PC devices.
5205 (*tablejump): (Ditto.).
5206 (*indirect_jump_avr6): Add insn.
5207 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5208 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5209 instead of ijmp for 3 byte PC devices.
5210 (__tablejump2__): (Ditto.).
5211 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5212 (MULITLIB_DIRNAMES): (Ditto.).
5213 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5215 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5217 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5218 "sse2_umulsidi3". Use V1DI mode for operand 0.
5219 ("mmx_psadbw"): Use V1DI mode for operand 0.
5220 * config/i386/i386-modes.def (V1SI): New vector mode.
5221 * config/i386/i386.c (struct builtin_description)
5222 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5223 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5224 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5225 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5226 v1di_ftype_v8qi_v8qi type.
5227 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5229 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5230 __builtin_ia32_pmuludq]: Fix the mode of return value.
5232 2008-03-15 Richard Guenther <rguenther@suse.de>
5235 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5238 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5240 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5241 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5242 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5243 unless TARGET_SERIALIZE_VOLATILE is enabled.
5244 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5245 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5246 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5248 2008-03-14 Richard Guenther <rguenther@suse.de>
5250 PR tree-optimization/34172
5251 * tree-flow.h (refs_may_alias_p): Declare.
5252 (get_single_def_stmt): Likewise.
5253 (get_single_def_stmt_from_phi): Likewise.
5254 (get_single_def_stmt_with_phi): Likewise.
5255 * tree-dfa.c (refs_may_alias_p): New function.
5256 (get_single_def_stmt): Likewise.
5257 (get_single_def_stmt_from_phi): Likewise.
5258 (get_single_def_stmt_with_phi): Likewise.
5259 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5260 (vn_reference_lookup_1): New helper function.
5261 (vn_reference_lookup): Walk the virtual use-def chain to
5262 continue searching for a match if the def does not alias the
5263 reference we are looking for.
5265 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5267 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5268 archive and Perzl. Update The Written Word listing.
5270 2008-03-14 Richard Guenther <rguenther@suse.de>
5272 PR tree-optimization/34043
5273 PR tree-optimization/33989
5274 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5276 (bitmap_find_leader): Use extra argument to verify dominance
5277 relationship inside a basic-block.
5278 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5279 (find_leader_in_sets): Adjust.
5280 (create_component_ref_by_pieces): Take extra argument for
5281 dominance check, handle lookup failures.
5282 (find_or_generate_expression): Likewise.
5283 (create_expression_by_pieces): Likewise.
5284 (insert_into_preds_of_block): Adjust.
5285 (create_value_expr_from): If asked for, verify all operands
5286 are in the blocks AVAIL_OUT set.
5287 (make_values_for_stmt): Check for SSA_NAMEs that are life
5288 over an abnormal edge.
5289 (compute_avail): Remove such check.
5290 (do_SCCVN_insertion): New function.
5291 (eliminate): If we do not find a leader suitable for replacement
5292 insert a replacement expression from SCCVN if available.
5293 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5294 (struct vn_ssa_aux): Add needs_insertion flag.
5295 * tree-ssa-sccvn.c (may_insert): New global flag.
5296 (copy_reference_ops_from_ref): Value-number union member access
5297 based on its size, not type and member if insertion is allowed.
5298 (visit_reference_op_load): For a weak match from union type
5299 punning lookup a view-converted value and insert a SSA_NAME
5300 for that value if that is not found.
5301 (visit_use): Make dumps shorter. Do not disallow value numbering
5302 SSA_NAMEs that are life over an abnormal edge to constants.
5303 (free_scc_vn): Release inserted SSA_NAMEs.
5304 (run_scc_vn): New flag to specify whether insertion is allowed.
5305 Process SSA_NAMEs in forward order.
5306 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5307 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5308 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5309 pointer type to/from integral types that do not change the
5310 precision to regular conversions.
5312 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5314 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5315 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5316 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5317 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5318 input arguments and the mode of return value. Built-in functions
5319 that operate on whole 64-bit MMX register now use V1DI mode.
5321 2008-03-13 Alon Dayan <alond@il.ibm.com>
5322 Olga Golovanevsky <olga@il.ibm.com>
5324 PR tree-optimization/35041
5325 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5326 to locate the right position in a statement.
5328 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5332 * config/i386/xmmintrin.h: Change all static inline functions to
5333 extern inline and add __gnu_inline__ attribute.
5334 * config/i386/bmintrin.h: Ditto.
5335 * config/i386/smmintrin.h: Ditto.
5336 * config/i386/tmmintrin.h: Ditto.
5337 * config/i386/mmintrin-common.h: Ditto.
5338 * config/i386/ammintrin.h: Ditto.
5339 * config/i386/emmintrin.h: Ditto.
5340 * config/i386/pmmintrin.h: Ditto.
5341 * config/i386/mmintrin.h: Ditto.
5342 * config/i386/mm3dnow.h: Ditto.
5344 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5347 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5348 (lower_omp_2): New function.
5349 (lower_omp_1, lower_omp): Rewritten.
5351 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5354 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5355 with the phrase "Microsoft Windows compilers".
5356 (Push/Pop Macro Pragmas): New subsection. Document
5357 #pragma push_macro and pragma pop_macro.
5359 2008-03-12 Paul Brook <paul@codesourcery.com>
5361 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5363 2008-03-12 Paul Brook <paul@codesourcery.com>
5365 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5366 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5367 (thumb2_addsi_shortim): Rename ...
5368 (thumb2_addsi_short): ... to this. Allow register operands.
5369 (thumb2_subsi_short): New pattern.
5370 (thumb2_one_cmplsi2_short,
5371 thumb2_negsi2_short): New patterns and peepholes.
5373 2008-03-12 Paul Brook <paul@codesourcery.com>
5375 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5377 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/i386.md (int_cond): New code iterator.
5381 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5382 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5383 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5384 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5385 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5386 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5387 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5388 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5390 2008-03-12 Paul Brook <paul@codesourcery.com>
5392 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5393 instead of {arm,thumb}_compute_save_reg_mask.
5394 (output_return_instruction): Ditto.
5395 (thumb_unexpanded_epilogue): Ditto.
5396 (thumb1_expand_prologue): Ditto.
5397 (thumb1_output_function_prologue): Ditto.
5398 (arm_set_return_address): Ditto.
5399 (thumb_set_return_address): Ditto.
5400 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5401 regs to achieve stack alignment.
5402 (thumb1_compute_save_reg_mask): Fix compiler warning.
5403 (arm_output_epilogue): Use offsets->saved_regs_mask.
5404 Adjust stack pointer by poping call clobered registers.
5405 (arm_expand_prologue): Use offsets->saved_regs_mask.
5406 Adjust stack pointer by pushing extra registers.
5407 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5409 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5412 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5413 conversion to the operands of a multiplication.
5415 2008-03-12 Richard Guenther <rguenther@suse.de>
5417 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5418 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5419 * timevar.def (TV_TREE_PHIPROP): Add.
5420 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5421 pass description. Use TV_TREE_PHIPROP.
5422 * tree-ssa-forwprop.c: Remove phiprop code.
5424 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5427 * omp-low.c (maybe_lookup_decl): Constify first argument.
5428 (use_pointer_for_field): Change last argument from bool to
5429 omp_context *. Disallow shared copy-in/out in nested
5430 parallel if decl is shared in outer parallel too.
5431 (build_outer_var_ref, scan_sharing_clauses,
5432 lower_rec_input_clauses, lower_copyprivate_clauses,
5433 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5435 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5436 Ira Rosen <irar@il.ibm.com>
5438 * tree-vectorizer.c (free_stmt_vec_info): New function.
5439 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5440 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5441 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5442 * tree-vect-transform.c (vectorizable_conversion): Free
5443 vec_oprnds0 if it was allocated.
5444 (vect_permute_store_chain): Remove unused VECs.
5445 (vectorizable_store): Free VECs that are allocated in the..
5447 (vect_transform_strided_load, vectorizable_load): Likewise.
5448 (vect_remove_stores): Simplify the code.
5449 (vect_transform_loop): Move code to vect_remove_stores().
5450 Call vect_remove_stores() and free_stmt_vec_info().
5452 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5454 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5455 TARGET_HPUX. Revise comment.
5456 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5457 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5458 Use sr4 variant of `be' instruction when not generating PIC code.
5459 (attr_length_call): Adjust for above change.
5461 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5463 * ipa-reference.c (static_execute): Remove module_statics_const and
5464 associated setting code.
5466 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5469 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5470 predicate for operand 1.
5471 (paritysi2_cmp): Use register_operand predicate for operand 2.
5472 Use earlyclobber modifier for operand 1. Remove support for
5474 (paritydi2_cmp): Use register_operand predicate for operand 3.
5475 Use earlyclobber modifier for operand 1. Remove support for
5478 2008-03-11 Paul Brook <paul@codesourcery.com>
5479 Vladimir Prus <vladimir@codesourcery.com>
5481 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5482 (arm_compute_save_reg0_reg12_mask): Always
5483 check if register 11 must be saved. Always safe hard frame pointer
5484 when frame_pointer_needeed.
5485 (arm_compute_save_reg_mask): Save IP and PC
5486 only with apcs frames.
5487 (arm_output_epilogue): Adjust Thumb2 codepath to
5488 be also invoked and work for ARM non-apcs frames.
5489 (arm_expand_prologue): Don't bother saving IP
5490 for non-apcs frame, since it's not clobbered by
5491 prologue code. Implement non-apcs frame
5494 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5496 PR rtl-optimization/35281
5497 * expr.c (convert_move): Use a new pseudo for the intermediate
5498 from_mode->word_mode result.
5500 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5502 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5503 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5504 * toplev.c (compile_file): Don't call it.
5506 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5509 * expr.c (store_expr): Call emit_block_move if the mode
5510 of "temp" RTX is BLKmode.
5512 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5513 Richard Guenther <rguenther@suse.de>
5515 PR tree-optimization/31358
5516 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5517 the step with a NULL_TREE.
5518 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5519 to sizetype if type is a pointer type.
5520 (add_candidate_1): Don't convert the base and step to
5521 the generic type if the orginal type is a pointer type.
5522 (add_iv_value_candidates): Use sizetype for the step
5523 if type is a pointer type.
5524 (cand_value_at): Likewise.
5525 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5527 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5528 Don't convert the tem affine to the type.
5529 (add_elt_to_tree): Use sizetype for the step if a pointer.
5530 Use POINTER_PLUS_EXPR for pointers.
5531 (aff_combination_to_tree): Use sizetype for the step if a
5534 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5536 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5537 Remove commutativity hint.
5539 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5543 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5544 errorneous type. Check that v is a VAR_DECL.
5547 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5549 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5551 PR tree-optimization/35494
5552 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5553 may be overriden at link and run time.
5555 2008-03-10 Richard Guenther <rguenther@suse.de>
5557 PR tree-optimization/34677
5558 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5559 (poolify_tree): Likewise.
5560 (modify_expr_template): Likewise.
5561 (poolify_modify_stmt): Likewise.
5562 (insert_fake_stores): Handle all component-ref style stores
5563 in addition to INDIRECT_REF. Also handle complex types.
5564 Do not poolify the inserted load.
5565 (realify_fake_stores): Do not rebuild the tree but only
5566 make it a SSA_NAME copy.
5567 (init_pre): Remove initialzation of modify_expr_template.
5568 Do not allocate modify_expr_node_pool.
5569 (fini_pre): Do not free modify_expr_node_pool.
5571 2008-03-10 Paul Brook <paul@codesourcery.com>
5573 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5576 2008-03-10 Paul Brook <paul@codesourcery.com>
5577 Mark Shinwell <shinwell@codesourcery.com>
5579 * config/arm/cortex-r4.md: New.
5580 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5582 * config/arm/arm.md: Include cortex-r4.md.
5583 (insn): Add smmls, sdiv and udiv values.
5584 (generic_sched): Don't use generic scheduling for Cortex-R4.
5585 (arm_issue_rate): New function.
5586 (TARGET_SCHED_ISSUE_RATE): Define.
5588 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5590 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5592 2008-03-10 Richard Guenther <rguenther@suse.de>
5594 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5595 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5597 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5599 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5600 Set default to true.
5602 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5604 * c.opt (Wsynth): Deprecate.
5605 * doc/invoke.texi (Option Summary, Warning Options): Document
5606 -Wno-format-contains-nul.
5608 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5611 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5612 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5614 2008-03-09 Ira Rosen <irar@il.ibm.com>
5616 * config/rs6000/rs6000.c (builtin_description): Rename vector
5617 left shift operations.
5618 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5619 (altivec_vsl<VI_char>): Rename to ...
5620 (ashl<mode>3): ... new name.
5621 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5623 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5625 2008-03-08 Richard Guenther <rguenther@suse.de>
5627 * coverage.h (tree_coverage_counter_addr): Declare.
5628 * coverage.c (tree_coverage_counter_addr): New function.
5629 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5631 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5632 (tree_gen_one_value_profiler): Likewise.
5633 (tree_gen_ic_profiler): Likewise.
5634 (tree_gen_average_profiler): Likewise.
5635 (tree_gen_ior_profiler): Likewise.
5637 2008-03-08 Richard Guenther <rguenther@suse.de>
5639 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5640 (vn_binary_op_insert): Likewise.
5641 (vn_unary_op_lookup): Likewise.
5642 (vn_unary_op_insert): Likewise.
5643 (vn_nary_op_lookup): Declare.
5644 (vn_nary_op_insert): Likewise.
5645 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5646 and binary hashes, use a single obstack for unary_op_pool
5648 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5649 a single struct vn_nary_op_s. Store tree code length and
5650 a variable number of operands.
5651 (struct vn_reference_op_struct): Remove unused op2.
5652 (vn_reference_op_eq): Do not compare op2.
5653 (vn_reference_op_compute_hash): Do not compute hash of op2.
5654 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5655 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5656 with vn_nary_op_compute_hash.
5657 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5658 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5660 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5662 (visit_unary_op): Call nary functions.
5663 (visit_binary_op): Likewise.
5664 (process_scc): Adjust for struct vn_tables_s changes.
5665 (allocate_vn_table): Likewise.
5666 (free_vn_table): Likewise.
5667 * tree-vn.c (vn_add): Call nary functions.
5668 (vn_lookup): Likewise.
5670 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5673 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5674 wdst back after sync_compare_and_swapqhi_internal.
5676 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5679 * config/i386/i386-modes.def (V1DI): New vector mode.
5680 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5681 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5682 (MMXMODE248): Ditto.
5683 (MMXMODE): Add V1DI mode.
5684 (mmxvecsize): Change DI mode to V1DI mode.
5685 ("mov<mode>): Use MMXMODEI8 mode iterator.
5686 ("*mov<mode>_internal_rex64"): Ditto.
5687 ("*mov<mode>_internal"): Ditto.
5688 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5689 ("mmx_sub<mode>3"): Ditto.
5690 ("mmx_adddi3"): Remove insn pattern.
5691 ("mmx_subdi3"): Ditto.
5692 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5693 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5694 ("mmx_ashl<mode>3"): Ditto.
5695 ("mmx_lshrdi3"): Remove insn pattern.
5696 ("mmx_ashldi3"): Ditto.
5697 * config/i386/i386.c (classify_argument): Handle V1DImode.
5698 (function_arg_advance_32): Ditto.
5699 (function_arg_32): Ditto.
5700 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5701 mmx_addv1di3 insn pattern.
5702 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5703 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5704 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5705 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5706 Remove definitions of built-in functions.
5707 (V1DI_type_node): New node.
5708 (v1di_ftype_v1di_int): Ditto.
5709 (v1di_ftype_v1di_v1di): Ditto.
5710 (v2si_ftype_v2si_si): Ditto.
5711 (v4hi_ftype_v4hi_di): Remove node.
5712 (v2si_ftype_v2si_di): Ditto.
5713 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5714 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5715 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5716 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5717 Add new builtins using def_builtin_const.
5718 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5719 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5720 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5721 * config/i386/mmintrin.h (__v1di): New typedef.
5722 (_mm_add_si64): Cast arguments to __v1di type.
5723 (_mm_sub_si64): Ditto.
5724 (_mm_sll_pi16): Cast __count to __v4hi type.
5725 (_mm_sll_pi32): Cast __count to __v2si type.
5726 (_mm_sll_si64): Cast arguments to __v1di type.
5727 (_mm_srl_pi16): Cast __count to __v4hi type.
5728 (_mm_srl_pi32): Cast __count to __v2si type.
5729 (_mm_srl_si64): Cast arguments to __v1di type.
5730 (_mm_sra_pi16): Cast __count to __v4hi type.
5731 (_mm_sra_pi32): Cast __count to __v2si type.
5732 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5733 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5734 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5735 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5736 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5737 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5738 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5739 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5740 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5741 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5742 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5743 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5745 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5747 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5749 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5752 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5753 reg+const addressing for Altivec modes. Don't generate reg+reg
5754 addressing for TFmode or TDmode quantities.
5756 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5758 * c-common.c (vector_types_convertible_p): Call langhook
5759 instead of comptypes.
5761 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5764 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5765 integral and scalar float variables which have a
5768 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5770 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5771 dwarf_register_span hook when emitting unwind information for
5772 register-to-memory saves.
5773 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5774 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5776 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5778 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5779 for the same VAR_DECL.
5781 2008-03-06 Tom Tromey <tromey@redhat.com>
5784 * doc/standards.texi (Standards): Don't mention treelang.
5785 * doc/invoke.texi (Overall Options): Don't mention treelang.
5786 * doc/install.texi (Prerequisites): Don't mention bison or
5788 (Configuration): Don't mention treelang.
5789 (Building): Likewise.
5790 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5792 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5794 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5795 word-extractions out of a multi-word object.
5797 2008-03-06 Richard Guenther <rguenther@suse.de>
5799 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5800 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5801 result type and precision.
5802 * expr.c (get_inner_reference): Set unsignedp based on the result
5803 type of BIT_FIELD_REF.
5804 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5805 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5806 (try_instantiate_multiple_fields): Likewise. Use the correct type
5808 (sra_build_assignment): Likewise.
5809 (sra_build_elt_assignment): Likewise.
5810 (sra_explode_bitfield_assignment): Likewise.
5811 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5812 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5813 set BIT_FIELD_REF_UNSIGNED.
5814 (vectorizable_load): Likewise.
5816 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5818 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5821 2008-03-06 Richard Guenther <rguenther@suse.de>
5823 * alias.c (struct alias_set_entry): Move has_zero_child field
5824 to pack with alias_set.
5826 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5828 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5831 2008-03-05 Ian Lance Taylor <iant@google.com>
5833 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5835 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5837 * fwprop.c (update_df): Support width and offset parameters of
5839 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5840 global_conflicts): Change DF_REF_EXTRACT to either
5841 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5842 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5843 * df-scan.c (df_ref_record, df_defs_record,
5844 df_ref_create_structure, df_def_record_1, df_uses_record,
5845 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5846 df_bb_refs_collect, df_entry_block_defs_collect,
5847 df_exit_block_uses_collect): Support new width and offset fields.
5848 (ref_extract_pool): New storage pool.
5849 (df_free_ref): New function.
5850 (df_reg_chain_unlink, df_free_collection_rec,
5851 df_sort_and_compress_refs): Call df_free_ref.
5852 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5854 (df_ref_create_structure): Allocate df_ref_extract if offset and
5855 width fields are used.
5856 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5857 (df_uses_record): Get offset and width from ZERO_EXTRACT
5859 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5860 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5861 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5862 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5863 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5864 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5865 (df_ref_extract): New structure.
5866 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5867 (df_ref_create): Add width and offset parameters.
5869 2008-03-05 Richard Guenther <rguenther@suse.de>
5871 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5872 Use ranges_overlap_p.
5873 (offset_overlaps_with_access): Rename
5874 to ranges_overlap_p and move ...
5875 * tree-flow-inline.h (ranges_overlap_p): ... here.
5877 * tree.h (get_inner_reference, handled_component_p): Update
5880 * tree.h (record_component_aliases, get_alias_set,
5881 alias_sets_conflict_p, alias_sets_must_conflict_p,
5882 objects_must_conflict_p): Move declarations ...
5883 * alias.h (record_component_aliases, get_alias_set,
5884 alias_sets_conflict_p, alias_sets_must_conflict_p,
5885 objects_must_conflict_p): ... here.
5886 Include coretypes.h.
5887 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5889 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5891 * cfg.c: Include tree-flow.h.
5892 (remove_edge_raw): Call redirect_edge_var_map_clear.
5893 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5894 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5895 (redirect_edge_var_map_result): New.
5896 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5897 PENDING_STMT use with redirect_edge_var_map_*.
5898 * tree-ssa.c (edge_var_maps): New definition.
5899 (redirect_edge_var_map_add): New.
5900 (redirect_edge_var_map_clear): New.
5901 (redirect_edge_var_map_dup): New.
5902 (redirect_edge_var_map_vector): New.
5903 (redirect_edge_var_map_destroy): New.
5904 (ssa_redirect_edge): Replace PENDING_STMT use with
5905 redirect_edge_var_map_*.
5906 (flush_pending_stmts): Same.
5907 (delete_tree_ssa): Destroy edge var map.
5908 * tree-flow.h (struct _edge_var_map): New.
5909 Define edge_var_map vector type.
5910 Declare redirect_edge_var_map_* prototypes.
5911 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5912 * tree-cfg.c (reinstall_phi_args): Replace
5913 PENDING_STMT use with redirect_edge_var_map_*.
5915 2008-03-05 Richard Guenther <rguenther@suse.de>
5917 PR tree-optimization/35472
5918 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5919 whose single use_stmt has a overlapping set of loaded and
5920 stored symbols as that use_stmt might be a noop assignment then.
5922 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5924 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5926 2008-03-05 Richard Guenther <rguenther@suse.de>
5929 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5930 should be constants.
5931 * tree-cfg.c (verify_expr): Verify it.
5932 * fold-const.c (fold_truthop): Remove code generating
5933 BIT_FIELD_REFs of structure bases.
5934 (fold_binary): Likewise.
5935 (fold_ternary): Position and size of BIT_FIELD_REFs are
5936 always host integers.
5937 (make_bit_field_ref): Remove.
5938 (optimize_bit_field_compare): Remove.
5939 (all_ones_mask_p): Remove.
5941 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5944 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5945 (split_block_and_df_analyze): New. Split basic block and rebuild
5947 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5949 (split_pattern_seq): Likewise.
5950 (erase_matching_seqs): Likewise.
5951 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5953 2008-03-04 Geoff Keating <geoffk@apple.com>
5955 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5956 declaration and code.
5957 (tree_invalid_nonnegative_warnv_p): Likewise.
5959 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5961 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5962 examples. Truncate option-names then causing overfull hbox.
5964 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5967 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5969 * configure: Rebuilt.
5971 2008-03-04 Rafael Espindola <espindola@google.com>
5973 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5974 (tree_unary_nonnegative_warnv_p): New.
5975 (tree_binary_nonnegative_warnv_p): New.
5976 (tree_single_nonnegative_warnv_p): New.
5977 (tree_invalid_nonnegative_warnv_p): New.
5978 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5980 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5983 * opts.c (handle_option): Postpone 'unknown option' errors only for
5986 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5989 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5992 2008-03-04 Rafael Espindola <espindola@google.com>
5994 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5995 (tree_binary_nonzero_warnv_p): New.
5996 (tree_single_nonzero_warnv_p): New.
5997 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5999 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6002 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6003 transformations for modes that have signed zeros.
6004 * ifcvt.c (noce_try_abs): Ditto.
6006 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6008 * config/i386/i386.c (override_options): Force
6009 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6011 2008-03-04 Jan Hubicka <jh@suse.cz>
6014 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6017 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6019 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6020 label to probe the stack.
6022 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6024 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6025 (__gthr_win32_mutex_destroy): Declare.
6026 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6027 __gthr_win32_mutex_destroy.
6028 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6030 2008-03-03 Jan Hubicka <jh@suse.cz>
6033 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6034 aggressive on inlining cold calls.
6036 2008-03-03 Richard Guenther <rguenther@suse.de>
6038 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6039 struct copies into the expression table.
6040 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6041 (try_to_simplify): Likewise.
6042 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6043 integral and pointer arguments which do not change the
6044 precision to NOP_EXPRs.
6045 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6046 VIEW_CONVERT_EXPR case.
6048 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6050 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6051 defined in a loop at depth 0 is invariant.
6052 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6053 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6054 be called at loop depth 0.
6056 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6059 * gcc.c (process_command): Update copyright notice dates.
6060 * gcov.c (print_version): Likewise.
6061 * gcov-dump.c (print_version): Likewise.
6062 * mips-tfile.c (main): Likewise.
6063 * mips-tdump.c (main): Likewise.
6065 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6068 * c-common.c (flag_permissive): Delete.
6069 (constant_expression_warnings): Check flags first.
6070 (constant_expression_error): New.
6071 * c-common.h (flag_permissive): Delete.
6072 (constant_expression_error): Declare.
6073 * flags.h (flag_permissive): Declare. Update description.
6074 * diagnostic.c (pedwarn): Update.
6076 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6077 (permissive_error_kind): New.
6078 * toplev.c (flag_permissive): Define. Update description.
6079 * toplev.h (permissive_error_kind): Declare.
6080 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6081 (pedwarn_c90): Use pedantic_warning_kind.
6082 * c-opts.c (c_common_post_options): flag_permissive does not affect
6083 flag_pedantic_errors.
6085 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6087 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6088 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6089 __absvsi2, __absvDI2): Use unsigned arithmetic.
6091 2008-03-02 Andi Kleen <ak@suse.de>
6092 Richard Guenther <rguenther@suse.de>
6094 * struct-equiv.c: Remove file.
6095 * cfg_cleanup.c (condjump_equiv_p): Remove.
6096 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6097 (struct-equiv.o): Remove rule.
6098 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6099 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6100 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6102 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6104 * ifcvt.c (noce_process_if_block): Try to handle only the then
6105 block if the else block exists but isn't suitable.
6107 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6110 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6111 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6112 regression from previous patch.
6114 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6117 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6119 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6120 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6121 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6122 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6123 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6124 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6125 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6126 (__gthread_mutex_destroy_function): Rename to
6127 __gthread_mutex_destroy.
6128 * gthr-dce.h (__gthread_mutex_destroy): Call
6129 pthread_mutex_destroy.
6130 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6131 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6132 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6134 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6136 * df-scan.c (df_ref_chain_change_bb): Simplify.
6137 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6138 set_block_for_insn if there's any change.
6139 * df.h ((df_insn_change_bb): Fix prototype.
6140 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6141 df_insn_change_bb, don't call set_block_for_insn.
6142 * emit-rtl.c (reorder_insns): Likewise.
6143 * haifa-sched.c (move_insn): Likewise.
6145 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6147 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6149 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6151 * tree-flow-inline.h (next_readonly_imm_use): Return
6152 NULL_USE_OPERAND_P after the end.
6154 2008-03-01 Richard Guenther <rguenther@suse.de>
6156 PR tree-optimization/35411
6157 * tree-sra.c (sra_build_assignment): Split conversion to
6158 final type to a separate statement if we are not assigning
6161 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6163 * fold-const.c (fold_convertible_p): Correct the logic to follow
6164 that in fold_convert().
6166 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6169 * tree-inline.c (build_duplicate_type): When we make a
6170 duplicate type, make it unique in the canonical types system.
6172 2008-02-29 Tom Tromey <tromey@redhat.com>
6174 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6175 input_file_stack_history, input_file_stack_restored): Remove.
6176 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6177 * input.h (struct file_stack): Remove.
6178 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6179 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6181 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6183 (diagnostic_last_module_changed): Add 'map' argument.
6184 (diagnostic_set_last_function): Likewise.
6185 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6186 line map, not input_file_stack.
6187 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6189 2008-02-29 Paul Brook <paul@codesourcery.com>
6191 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6193 2008-02-29 Paul Brook <paul@codesourcery.com>
6195 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6197 2008-02-29 Richard Guenther <rguenther@suse.de>
6199 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6201 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6202 value for comparing for a store match.
6203 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6204 (try_to_simplify): Do not do a full-blown reference lookup.
6206 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6208 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6209 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6211 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6213 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6215 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6216 strides against cache sizes.
6218 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6220 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6223 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6225 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6226 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6227 is smaller than the original promoted value.
6228 (simplify_subreg): If OP is a SUBREG, try to preserve its
6229 SUBREG_PROMOTED_VAR_P information.
6231 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6233 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6234 (VN_INFO_GET): Allocate new objects on the obstack.
6235 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6236 for rpo_numbers_temp, for consistency.
6237 (free_scc_vn): Free the obstack.
6239 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6241 * doc/invoke.texi: Document -ftree-loop-distribution.
6242 * tree-loop-distribution.c: New.
6243 * tree-pass.h (pass_loop_distribution): New.
6244 * graphds.h (struct graph): Add htab_t indices.
6245 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6246 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6247 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6248 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6249 * tree-data-ref.c (debug_data_dependence_relations): New.
6250 (dump_data_dependence_relation): Also print data references.
6251 (free_data_ref): Extern.
6252 (same_access_functions): Moved...
6253 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6254 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6255 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6256 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6257 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6258 (stmts_from_loop): Skip LABEL_EXPR.
6259 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6261 (build_rdg): Initialize rdg->indices htab.
6262 (free_rdg, stores_from_loop, ref_base_address,
6263 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6264 have_similar_memory_accesses_1, ref_base_address_1,
6265 remove_similar_memory_refs): New.
6266 * tree-data-ref.h: Depend on tree-chrec.h.
6267 (debug_data_dependence_relations, free_data_ref): Declared.
6268 (same_access_functions): ... here.
6269 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6271 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6272 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6273 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6274 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6275 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6276 rdg_vertex_for_stmt): Declared.
6277 (struct rdg_edge): Add level.
6279 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6280 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6282 (rdg_has_similar_memory_accesses): New.
6283 * tree-vect-analyze.c: Remove unused static decls.
6284 * lambda.h (dependence_level): New.
6285 * common.opt (ftree-loop-distribution): New.
6286 * tree-flow.h (mark_virtual_ops_in_bb,
6287 slpeel_tree_duplicate_loop_to_edge_cfg,
6288 rename_variables_in_loop): Declared.
6289 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6290 (OBJS-common): Add tree-loop-distribution.o.
6291 (tree-loop-distribution.o): New rule.
6292 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6293 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6294 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6296 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6299 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6300 other than structures and unions.
6302 2008-02-28 Richard Guenther <rguenther@suse.de>
6305 2008-02-26 Richard Guenther <rguenther@suse.de>
6307 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6308 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6309 (lookup_decl_from_uid): Declare.
6310 (remove_decl_from_map): Likewise.
6311 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6312 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6313 (decl_for_uid_map): New global hashtable mapping DECL_UID
6315 (init_ttree): Allocate it.
6316 (insert_decl_to_uid_decl_map): New helper function.
6317 (make_node_stat): Insert new decls into the map.
6318 (copy_node_stat): Likewise.
6319 (lookup_decl_from_uid): New function.
6320 (remove_decl_from_map): Likewise.
6321 (print_decl_for_uid_map_statistics): New helper.
6322 (dump_tree_statistics): Call it.
6324 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6325 (referenced_var_iterator): Adjust.
6326 (FOR_EACH_REFERENCED_VAR): Adjust.
6327 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6328 (num_referenced_vars): Adjust.
6329 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6330 (first_referenced_var): Remove.
6331 (end_referenced_vars_p): Likewise.
6332 (next_referenced_var): Likewise.
6333 (referenced_var_iterator_set): New helper function.
6334 * tree-dfa.c (referenced_var_lookup): Adjust.
6335 (referenced_var_check_and_insert): Likewise.
6336 (remove_referenced_var): Likewise.
6337 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6338 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6339 (verify_call_clobbering): Likewise.
6340 (verify_memory_partitions): Likewise.
6341 (init_tree_ssa): Allocate bitmap instead of hashtable for
6343 (delete_tree_ssa): Adjust.
6344 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6345 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6346 (compute_tag_properties): Likewise.
6347 (set_initial_properties): Likewise.
6348 (find_partition_for): Likewise.
6349 (update_reference_counts): Likewise.
6350 (dump_may_aliases_for): Likewise.
6351 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6352 (add_call_clobber_ops): Likewise.
6353 (add_call_read_ops): Likewise.
6354 (get_asm_expr_operands): Likewise.
6355 * tree-into-ssa.c (dump_decl_set): Likewise.
6356 (update_ssa): Likewise.
6357 * tree-sra.c (scan_function): Likewise.
6358 (decide_instantiations): Likewise.
6359 (scalarize_parms): Likewise.
6360 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6361 (dsa_named_for): Likewise.
6362 * tree-ssa-structalias.c (update_alias_info): Likewise.
6363 (merge_smts_into): Likewise.
6365 2008-02-27 David Daney <ddaney@avtrex.com>
6368 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6369 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6370 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6371 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6372 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6374 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6377 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6378 (BUILT_IN_NEXTTOWARD): Remove.
6379 (BUILT_IN_NEXTTOWARDF): Ditto.
6380 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6381 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6383 2008-02-27 Tom Tromey <tromey@redhat.com>
6385 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6386 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6388 2008-02-27 Jan Beulich <jbeulich@novell.com>
6390 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6391 update the respective field on newdecl.
6393 2008-02-27 Revital Eres <eres@il.ibm.com>
6395 PR rtl-optimization/34999
6396 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6397 crossing edges that ends with a call insn.
6398 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6399 call insn and clear the EDGE_CROSSING flag of the crossing edge
6400 when fixing fallthru edges.
6402 2008-02-27 Richard Guenther <rguenther@suse.de>
6405 * fold-const.c (fold_unary): Return the correct argument,
6406 converted to the result type.
6408 2008-02-27 Richard Guenther <rguenther@suse.de>
6411 * expr.c (expand_expr_real_1): Assert on rotates that operate
6413 * fold-const.c (fold_binary): Use the types precision, not the
6414 bitsize of the mode if folding rotate expressions. Build rotates
6415 only for full modes.
6417 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6419 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6421 * c-pragma.c (pragma_ns_name): New typedef.
6422 (registered_pp_pragmas): New variable.
6423 (c_pp_lookup_pragma): New function.
6424 (c_register_pragma_1): If flag_preprocess_only, do nothing
6425 for non-expanded pragmas, for expanded ones push pragma's
6426 namespace and name into registered_pp_pragmas vector.
6427 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6428 flag_preprocess_only, don't register GCC pch_preprocess
6429 pragma if flag_preprocess_only.
6430 * c-opts.c (c_common_init): Call init_pragma even if
6431 flag_preprocess_only.
6432 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6433 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6434 cpp_register_pragma if flag_preprocess_only.
6436 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6439 * c-parser.c (c_parser_translation_unit): Warn for empty
6440 translation unit, not empty source file.
6442 2008-02-26 Paul Brook <paul@codesourcery.com>
6444 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6445 operand for Thumb-2.
6446 * config/arm/arm.h (reg_class): Add CORE_REGS.
6447 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6448 (BASE_REG_CLASS): Use CORE_REGS.
6449 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6450 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6451 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6452 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6453 ARM_REGNO_OK_FOR_INDEX_P.
6454 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6455 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6456 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6457 (ldm/stm peepholes): Ditto.
6458 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6459 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6460 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6461 * config/arm/constraints.md: Enable "k" constraint on ARM.
6463 2008-02-27 Ben Elliston <bje@au.ibm.com>
6465 * config/rs6000/rs6000.c: Annotate cache line size field in all
6466 instances of struct processor_costs.
6468 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6470 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6471 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6472 jump_bypass): New counters.
6473 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6474 * dce.c (gate_ud_dce): Same.
6475 (gate_fast_dce): Same.
6476 * dse.c (gate_dse1): New function.
6477 (gate_dse2): New function.
6478 (gate_dse): Merge results of new gate functions.
6479 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6480 (gate_handle_jump_bypass): Add dbg_cnt.
6481 (gate_handle_gcse): Add dbg_cnt.
6482 * ifcvt.c (gate_handle_if_conversion): Same.
6483 (gate_handle_if_after_combine): Same.
6484 (gate_handle_if_after_reload): Same.
6485 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6487 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6489 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6491 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6493 2008-02-26 Jason Merrill <jason@redhat.com>
6496 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6497 alone if it's the naming decl for the type's main variant.
6499 2008-02-26 Tom Tromey <tromey@redhat.com>
6501 * system.h (USE_MAPPED_LOCATION): Poison.
6502 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6503 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6504 (make_goto_expr_edges): Likewise.
6505 (remove_bb): Likewise.
6506 (execute_warn_function_return): Likewise.
6507 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6509 * c-common.c (fname_decl): Remove old location code.
6510 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6512 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6514 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6515 (gen_rtx_ASM_INPUT): Likewise.
6516 (gen_rtx_ASM_INPUT_loc): Likewise.
6517 (get_rtx_asm_OPERANDS): Remove.
6518 * cfglayout.c (insn_locators_alloc): Remove old location code.
6519 (set_curr_insn_source_location): Likewise.
6520 (curr_insn_locator): Likewise.
6521 * print-tree.c (print_node): Remove old location code.
6522 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6523 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6524 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6525 location_from_locus.
6526 (construct_exit_block): Remove old location code.
6527 * emit-rtl.c (force_next_line_note): Remove old location code.
6528 * profile.c (branch_prob): Remove old location code.
6529 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6530 LOC_LINE): Remove old-location variants.
6531 * langhooks.c (lhd_print_error_function): Remove old location
6533 * configure, config.in: Rebuilt.
6534 * configure.ac (--enable-mapped-location): Remove.
6535 * c-decl.c (c_init_decl_processing): Remove old location code.
6536 (finish_function): Likewise.
6537 * recog.c (decode_asm_operands): Remove old location code.
6538 * c-pch.c (c_common_read_pch): Remove old location code.
6539 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6541 * gimple-low.c (lower_function_body): Remove old location code.
6542 * toplev.c (unknown_location): Remove.
6543 (push_srcloc): Remove old-location variant.
6544 (process_options): Remove old location code.
6545 (lang_dependent_init): Likewise.
6546 * input.h (UNKNOWN_LOCATION): Move definition.
6547 (location_t): Undeprecate.
6548 (source_locus): Remove.
6549 (location_from_locus): Remove.
6550 (struct location_s): Remove.
6551 Remove all old-location code.
6552 (input_line, input_filename): Remove.
6553 * final.c (final_scan_insn): Remove old location code.
6554 * diagnostic.c (diagnostic_build_prefix): Remove
6555 USE_MAPPED_LOCATION test.
6556 * tree.h (gimple_stmt) <locus>: Now a location_t.
6557 (tree_exp) <locus>: Likewise.
6558 (DECL_IS_BUILTIN): Remove old-location variant.
6559 (annotate_with_file_line, annotate_with_locus): Likewise.
6560 (expr_locus, set_expr_locus): Update.
6561 * tree.c (build1_stat): Remove old location code.
6562 (last_annotated_node): Remove.
6563 (annotate_with_file_line): Remove old-location variant.
6564 (annotate_with_locus): Likewise.
6565 (expr_location): Remove old location code.
6566 (set_expr_location): Likewise.
6567 (expr_has_location): Likewise.
6568 (expr_locus): Likewise.
6569 (set_expr_locus): Likewise.
6570 (expr_filename): Don't use location_from_locus.
6571 (expr_lineno): Likewise.
6572 * rtl-error.c (location_for_asm): Remove old location code.
6573 * c-lex.c (cb_line_change): Remove old location code.
6574 (fe_file_change): Likewise.
6575 (cb_def_pragma): Likewise.
6576 (c_lex_with_flags): Likewise.
6577 * gengtype.c (do_typedef): Don't special-case location types.
6578 (define_location_structures): Remove.
6579 (main): Don't call define_location_structures.
6580 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6583 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6586 * builtins.def (BUILT_IN_STDARG_START): Remove.
6587 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6588 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6589 * tree-inline.c (inline_forbidden_p_1): Likewise.
6591 2008-02-26 Richard Guenther <rguenther@suse.de>
6593 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6594 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6595 (lookup_decl_from_uid): Declare.
6596 (remove_decl_from_map): Likewise.
6597 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6598 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6599 (decl_for_uid_map): New global hashtable mapping DECL_UID
6601 (init_ttree): Allocate it.
6602 (insert_decl_to_uid_decl_map): New helper function.
6603 (make_node_stat): Insert new decls into the map.
6604 (copy_node_stat): Likewise.
6605 (lookup_decl_from_uid): New function.
6606 (remove_decl_from_map): Likewise.
6607 (print_decl_for_uid_map_statistics): New helper.
6608 (dump_tree_statistics): Call it.
6610 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6611 (referenced_var_iterator): Adjust.
6612 (FOR_EACH_REFERENCED_VAR): Adjust.
6613 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6614 (num_referenced_vars): Adjust.
6615 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6616 (first_referenced_var): Remove.
6617 (end_referenced_vars_p): Likewise.
6618 (next_referenced_var): Likewise.
6619 (referenced_var_iterator_set): New helper function.
6620 * tree-dfa.c (referenced_var_lookup): Adjust.
6621 (referenced_var_check_and_insert): Likewise.
6622 (remove_referenced_var): Likewise.
6623 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6624 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6625 (verify_call_clobbering): Likewise.
6626 (verify_memory_partitions): Likewise.
6627 (init_tree_ssa): Allocate bitmap instead of hashtable for
6629 (delete_tree_ssa): Adjust.
6630 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6631 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6632 (compute_tag_properties): Likewise.
6633 (set_initial_properties): Likewise.
6634 (find_partition_for): Likewise.
6635 (update_reference_counts): Likewise.
6636 (dump_may_aliases_for): Likewise.
6637 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6638 (add_call_clobber_ops): Likewise.
6639 (add_call_read_ops): Likewise.
6640 (get_asm_expr_operands): Likewise.
6641 * tree-into-ssa.c (dump_decl_set): Likewise.
6642 (update_ssa): Likewise.
6643 * tree-sra.c (scan_function): Likewise.
6644 (decide_instantiations): Likewise.
6645 (scalarize_parms): Likewise.
6646 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6647 (dsa_named_for): Likewise.
6648 * tree-ssa-structalias.c (update_alias_info): Likewise.
6649 (merge_smts_into): Likewise.
6651 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6654 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6655 * c-opts.c (c_common_handle_option): Wall enables
6656 Wvolatile-register-var.
6657 * common.opt: Move Wvolatile-register-var to...
6660 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6662 * common.opt (Wlarger-than=): New.
6663 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6665 * opts.c (common_handle_option): Handle -Wlarger-than=.
6666 * optc-gen.awk: Likewise.
6667 * opth-gen.awk: Likewise.
6668 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6669 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6671 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6673 * c-common.c (match_case_to_enum_1): Add appropriate
6674 OPT_W* parameter to warning.
6675 (c_do_switch_warnings): Likewise.
6676 * c-typeck.c (warning_init): Add one more parameter following
6678 (push_init_level): Update call to warning_init.
6679 (pop_init_level): Likewise.
6680 (add_pending_init): Likewise.
6681 (output_init_element: Likewise.
6683 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6686 * toplev.c (toplev_main): If there are warnings or error, print
6687 errors for ignored options.
6688 * opts.c (ignored_options): New static variable.
6689 (postpone_unknown_option_error): New.
6690 (print_ignored_options): New.
6691 (handle_option): Postpone errors for unknown -Wno-* options.
6692 * opts.h (print_ignored_options): Declare.
6694 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6696 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6699 2008-02-25 Richard Guenther <rguenther@suse.de>
6702 2008-02-25 Richard Guenther <rguenther@suse.de>
6704 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6705 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6706 (lookup_decl_from_uid): Declare.
6707 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6708 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6709 (decl_for_uid_map): New global hashtable mapping DECL_UID
6711 (init_ttree): Allocate it.
6712 (insert_decl_to_uid_decl_map): New helper function.
6713 (make_node_stat): Insert new decls into the map.
6714 (copy_node_stat): Likewise.
6715 (lookup_decl_from_uid): New function.
6716 (print_decl_for_uid_map_statistics): New helper.
6717 (dump_tree_statistics): Call it.
6719 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6720 (referenced_var_iterator): Adjust.
6721 (FOR_EACH_REFERENCED_VAR): Adjust.
6722 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6723 (num_referenced_vars): Adjust.
6724 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6725 (first_referenced_var): Remove.
6726 (end_referenced_vars_p): Likewise.
6727 (next_referenced_var): Likewise.
6728 (referenced_var_iterator_set): New helper function.
6729 * tree-dfa.c (referenced_var_lookup): Adjust.
6730 (referenced_var_check_and_insert): Likewise.
6731 (remove_referenced_var): Likewise.
6732 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6733 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6734 (verify_call_clobbering): Likewise.
6735 (verify_memory_partitions): Likewise.
6736 (init_tree_ssa): Allocate bitmap instead of hashtable for
6738 (delete_tree_ssa): Adjust.
6739 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6740 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6741 (compute_tag_properties): Likewise.
6742 (set_initial_properties): Likewise.
6743 (find_partition_for): Likewise.
6744 (update_reference_counts): Likewise.
6745 (dump_may_aliases_for): Likewise.
6746 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6747 (add_call_clobber_ops): Likewise.
6748 (add_call_read_ops): Likewise.
6749 (get_asm_expr_operands): Likewise.
6750 * tree-into-ssa.c (dump_decl_set): Likewise.
6751 (update_ssa): Likewise.
6752 * tree-sra.c (scan_function): Likewise.
6753 (decide_instantiations): Likewise.
6754 (scalarize_parms): Likewise.
6755 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6756 (dsa_named_for): Likewise.
6757 * tree-ssa-structalias.c (update_alias_info): Likewise.
6758 (merge_smts_into): Likewise.
6760 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6763 * doc/invoke.texi (-fcx-limited-range): Document new option.
6764 * toplev.c (process_options): Handle -fcx-fortran-rules.
6765 * common.opt: Add documentation for -fcx-fortran-rules.
6767 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6770 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6771 actual behaviour and C99.
6773 2008-02-26 Ben Elliston <bje@au.ibm.com>
6775 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6776 (ASM_CPU_POWER6_SPEC): Likewise.
6777 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6778 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6779 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6781 2008-02-25 Richard Guenther <rguenther@suse.de>
6783 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6784 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6785 (lookup_decl_from_uid): Declare.
6786 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6787 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6788 (decl_for_uid_map): New global hashtable mapping DECL_UID
6790 (init_ttree): Allocate it.
6791 (insert_decl_to_uid_decl_map): New helper function.
6792 (make_node_stat): Insert new decls into the map.
6793 (copy_node_stat): Likewise.
6794 (lookup_decl_from_uid): New function.
6795 (print_decl_for_uid_map_statistics): New helper.
6796 (dump_tree_statistics): Call it.
6798 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6799 (referenced_var_iterator): Adjust.
6800 (FOR_EACH_REFERENCED_VAR): Adjust.
6801 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6802 (num_referenced_vars): Adjust.
6803 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6804 (first_referenced_var): Remove.
6805 (end_referenced_vars_p): Likewise.
6806 (next_referenced_var): Likewise.
6807 (referenced_var_iterator_set): New helper function.
6808 * tree-dfa.c (referenced_var_lookup): Adjust.
6809 (referenced_var_check_and_insert): Likewise.
6810 (remove_referenced_var): Likewise.
6811 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6812 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6813 (verify_call_clobbering): Likewise.
6814 (verify_memory_partitions): Likewise.
6815 (init_tree_ssa): Allocate bitmap instead of hashtable for
6817 (delete_tree_ssa): Adjust.
6818 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6819 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6820 (compute_tag_properties): Likewise.
6821 (set_initial_properties): Likewise.
6822 (find_partition_for): Likewise.
6823 (update_reference_counts): Likewise.
6824 (dump_may_aliases_for): Likewise.
6825 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6826 (add_call_clobber_ops): Likewise.
6827 (add_call_read_ops): Likewise.
6828 (get_asm_expr_operands): Likewise.
6829 * tree-into-ssa.c (dump_decl_set): Likewise.
6830 (update_ssa): Likewise.
6831 * tree-sra.c (scan_function): Likewise.
6832 (decide_instantiations): Likewise.
6833 (scalarize_parms): Likewise.
6834 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6835 (dsa_named_for): Likewise.
6836 * tree-ssa-structalias.c (update_alias_info): Likewise.
6837 (merge_smts_into): Likewise.
6839 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6842 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6843 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6844 * alias.h (nonoverlapping_memrefs_p): Likewise.
6846 2008-02-25 Jan Beulich <jbeulich@novell.com>
6848 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6849 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6850 __emultls_get_address, __emultls_register_common,
6851 __floatundi?f, and _Unwind_GetIPInfo.
6852 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6853 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6854 (gen_regparm_prefix): Likewise.
6855 (i386_nlm_encode_section_info): Sync with
6856 config/i386/winnt.c:i386_pe_encode_section_info().
6857 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6858 i386_nlm_mangle_decl_assembler_name): New.
6859 (netware_override_options): New.
6860 * config/i386/netware.h (netware_override_options): Declare.
6861 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6862 (i386_nlm_mangle_decl_assembler_name): Declare.
6863 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6865 2008-02-25 Ben Elliston <bje@au.ibm.com>
6868 * c-decl.c (grokdeclarator): Remove unused local variables
6869 `typedef_type' and `type_as_written'.
6871 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6872 unused local variable `has_hot_blocks'.
6873 (fix_crossing_conditional_branches): Remove unused local variable
6876 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6879 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6880 using DEF_C99_BUILTIN.
6881 (BUILT_IN_NANF): Ditto.
6882 (BUILT_IN_NANL): Ditto.
6884 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6885 Revital Eres <eres@il.ibm.com>
6887 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6888 regarding the order of two dependent insns in the same row.
6890 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6892 * stor-layout.c (layout_decl): Do not bump the alignment of a
6893 bit-field to more than byte alignment if it is packed.
6895 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6897 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6900 2008-02-24 Diego Novillo <dnovillo@google.com>
6902 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6905 * tree-vrp.c (vrp_evaluate_conditional): With
6906 -Wtype-limits, emit a warning when comparing against a
6907 constant outside the natural range of OP0's type.
6908 * c.opt (Wtype-limits): Move ...
6909 * common.opt (Wtype-limits): ... here.
6911 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6913 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6914 * config/rs6000/e300c2c3.md: New file.
6915 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6917 (rs6000_override_options): Add e300c2 and e300c3 cases to
6918 processor_target_table. Do not allow usage of Altivec or Spe
6919 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6920 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6921 * config/rs6000/rs6000.h (processor_type): Add
6922 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6923 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6924 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6925 and ppce300c3. Include e300c2c3.md.
6927 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6929 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6930 instead of TARGET_STRICT_ALIGN.
6932 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6934 * explow.c (memory_address): Assert that the generated address is
6937 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6940 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6941 * config/darwin-ppc-ldouble-patch.def: New file.
6942 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6943 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6944 SUBTARGET_INIT_BUILTINS if defined.
6945 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6948 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6951 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6952 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6954 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6957 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6958 file" warning condtional on -Winvalid-PCH.
6960 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6962 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6964 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6968 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6969 prevent reload from using MMX registers.
6970 (*mov<mode>_internal): Ditto.
6971 (*movv2sf_internal_rex64): Ditto.
6972 (*movv2sf_internal): Ditto.
6974 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6976 PR documentation/31569
6977 * doc/install.texi2html: Use makeinfo --no-number-sections.
6979 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6981 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6982 ensure that we can address an entire entity > 8 bytes. Don't
6983 generate reg+reg addressing for such data.
6985 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6987 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6988 strings when optimizing for size, unless the target cares about
6991 2008-02-22 Tom Tromey <tromey@redhat.com>
6993 * regclass.c (current_pass): Remove declaration.
6995 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6997 * config/avr/libgcc.S (__RAMPZ__): Define.
6998 (__do_copy_data): Add for devices with 128KB code memory.
7000 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7002 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7004 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7006 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7008 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7011 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7014 * c-typeck.c (build_binary_op): Warn about floating point
7015 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7017 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7020 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7021 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7023 (rs6000_override_options): Set altivec_abi as default, not override,
7024 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7025 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7026 is used; use new member spe_abi.
7027 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7028 spe_abi and altivec_abi.
7030 2008-02-22 Tomas Bily <tbily@suse.cz>
7032 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7034 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7037 * config.build (build_file_translate): Set to `CMD //c' only if
7039 * Makefile.in (build_file_translate): Improve comment.
7041 2008-02-21 Jan Hubicka <jh@suse.cz>
7043 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7044 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7045 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7047 2008-02-21 Michael Matz <matz@suse.de>
7050 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7052 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7054 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7055 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7057 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7058 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7059 SSE_VEC_FLOAT_MODE_P as insn constraint.
7060 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7061 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7062 sse4a_movntdf using MODEF mode iterator.
7063 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7064 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7065 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7066 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7067 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7068 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7069 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7071 2008-02-21 Richard Guenther <rguenther@suse.de>
7073 * tree.def (PAREN_EXPR): New tree code.
7074 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7076 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7077 * expr.c (expand_expr_real_1): Likewise.
7078 * tree-inline.c (estimate_num_insns_1): Likewise.
7079 * tree-complex.c (expand_complex_move): Likewise.
7080 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7083 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7086 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7088 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7091 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7093 * config/sh/sh.c (find_barrier): Don't go past
7094 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7096 2008-02-20 DJ Delorie <dj@redhat.com>
7098 * config/h8300/h8300.md (insv): Force source operand to be a register.
7100 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7101 as a jump, not as a plain insn.
7103 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7105 * doc/invoke.texi (Warning Options): Add new option
7106 -Wframe-larger-than=.
7107 (-Wframe-larger-than): Document.
7109 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7110 Add declarations for new option variables.
7112 * final.c (final_start_function): Check the frame size
7113 before emission and issue a Wframe-larger-than warning.
7115 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7116 Add definitions for new option variables.
7117 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7119 * common.opt (Wframe-larger-than=): New option.
7121 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7123 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7124 (<sse>_div<mode>3): Ditto.
7125 (<sse>_vmdiv<mode>3): Ditto.
7126 (<sse>_vmsqrt<mode>2): Ditto.
7127 (*smax<mode>3): Ditto.
7128 (sse5_frcz<mode>2): Ditto.
7129 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7132 2008-02-20 Richard Guenther <rguenther@suse.de>
7135 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7136 be happy with INTEGRAL_TYPE_P.
7138 2008-02-20 Richard Guenther <rguenther@suse.de>
7140 * fold-const.c (split_tree): Associate floatig-point expressions
7141 if flag_associative_math is set.
7143 2008-02-20 Richard Guenther <rguenther@suse.de>
7145 * tree.h (fold_real_zero_addition_p): Declare.
7146 * fold-const.c (fold_real_zero_addition_p): Export.
7147 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7148 floating-point operations with zero and one.
7150 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7152 * doc/install.texi: Correct references to CFLAGS, replacing them
7153 with BOOT_CFLAGS. Document flags used during bootstrap for
7156 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7158 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7159 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7160 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7162 (smin<mode>3): Ditto from similar patterns.
7163 (smax<mode>3): Ditto.
7164 (*ieee_smin<mode>3): Ditto.
7165 (*ieee_smax<mode>3): Ditto.
7166 * config/i386/sse.md (sse): New mode attribute.
7167 (mov<mode>): Macroize expander from movv4sf and movv2df using
7168 SSEMODEF2P mode iterator.
7169 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7170 SSE_VEC_FLOAT_MODE_P as insn constraint.
7171 (storent<mode>): Ditto.
7172 (storent<mode>): Macroize expander from storentsf and storentdf using
7173 MODEF mode iterator.
7174 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7175 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7176 (abs<mode>2): Ditto from similar patterns.
7177 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7178 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7179 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7180 (<sse>_vmsqrt<mode>2): Ditto.
7181 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7182 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7183 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7184 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7185 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7186 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7187 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7189 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7190 iterator and SSE_FLOAT_MODE_P as insn constraint.
7191 (<sse>_ucomi): Ditto from similar patterns.
7192 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7193 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7194 SSE_VEC_FLOAT_MODE_P as insn constraint.
7195 (vcond<mode>): Ditto from similar patterns.
7196 (and<mode>3, *and<mode>3): Ditto.
7197 (<sse>_nand<mode>3): Ditto.
7198 (ior<mode>3, *ior<mode>3): Ditto.
7199 (xor<mode>3, *xor<mode>3): Ditto.
7200 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7201 iterator and SSE_FLOAT_MODE_P as insn constraint.
7202 (*nand<mode>3): Ditto from similar patterns.
7203 (*ior<mode>3): Ditto.
7204 (*xor<mode>3): Ditto.
7206 2008-02-20 Ira Rosen <irar@il.ibm.com>
7208 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7209 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7210 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7212 2008-02-19 Jan Hubicka <jh@suse.cz>
7214 * predict.c (tree_bb_level_predictions): Remove variable next
7215 mistakely introduced by previous commit.
7217 2008-02-19 Jan Hubicka <jh@suse.cz>
7219 * predict.c (predict_paths_leading_to): Rewrite.
7220 (predict_paths_for_bb): New.
7221 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7223 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7226 * Makefile.in (build_file_translate): New.
7227 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7228 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7229 * configure.ac (build_file_translate): Substitute it.
7230 * configure: Regenerate.
7232 2008-02-19 Jan Hubicka <jh@suse.cz>
7234 PR rtl-optimization/34408
7235 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7238 2008-02-19 Jan Hubicka <jh@suse.cz>
7241 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7244 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7247 * config/i386/i386-modes.def: Revert the last DI alignment
7248 change until Ada people can look into it.
7250 2008-02-19 Nick Clifton <nickc@redhat.com>
7252 * opts.c (print_specific_help): Fix typo in --help text.
7254 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7257 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7258 32-bit inline asm without asm alternatives for host GCC < 3.0.
7260 2008-02-19 Richard Guenther <rguenther@suse.de>
7262 PR tree-optimization/34989
7263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7264 Allow propagation to INDIRECT_REF if we can simplify only.
7266 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7268 * c-common.c (warn_for_collisions_1): Use appropriate option when
7271 2008-02-19 Nick Clifton <nickc@redhat.com>
7274 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7275 (handle_options): Fix indentation.
7276 (print_filtered_help): If no language-specific options were
7277 displayed tell the user how to list all the options supported by
7278 the language's front-end.
7279 (print_specific_help): Fix indentation and remove duplicate line.
7280 (common_handle_option): Handle the -v option.
7281 For --help enable the display of undocumented options if the -v
7282 switch has been included on the command line.
7283 For --help= check for overlaps in the arguments between the option
7284 classes and the language names and issue a warning when they
7285 cannot be disambiguated.
7286 * c.opt (v): Pass on to the common option handler.
7288 2008-02-19 Revital Eres <eres@il.ibm.com>
7290 * modulo-sched.c (sms_schedule): Change dump message when
7291 create_ddg function fails.
7292 (try_scheduling_node_in_cycle): Rename row to cycle.
7293 (print_partial_schedule): Rename CYCLE to ROW.
7295 2008-02-19 Christian Bruel <christian.bruel@st.com>
7296 Zdenek Dvorak <ook@ucw.cz>
7298 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7300 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7303 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7304 (*x86_movdicc_0_m1_se): Ditto.
7306 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7308 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7309 (CMPtype): Define as __gcc_CMPtype.
7310 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7311 (CMPtype): Define as __gcc_CMPtype.
7313 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7315 Support valgrind 3.3 for --enable-checking=valgrind.
7316 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7318 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7319 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7320 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7321 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7322 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7323 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7324 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7326 * ggc-zone.c: Similar.
7327 * ggc-page.c: Similar.
7329 2008-02-19 Paul Brook <paul@codesourcery.com>
7332 * config/arm/ieee754-df.S: Fix do_it typo.
7333 * config/arm/ieee754-sf.S: Fix do_it typo.
7335 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7338 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7339 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7340 (OPTION_MASK_ISA_SSE_SET): Likewise.
7341 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7342 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7343 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7344 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7345 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7346 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7347 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7348 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7349 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7350 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7351 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7352 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7353 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7354 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7355 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7356 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7357 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7358 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7359 (OPTION_MASK_ISA_SSE4): Removed.
7360 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7361 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7362 (override_options): Don't turn on implied SSE/MMX bits in
7365 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7367 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7370 2008-02-18 Joey Ye <joey.ye@intel.com>
7373 * tree-nested.c (insert_field_into_struct): Set type alignment
7374 to field alignment if the former is less than the latter.
7376 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7378 * BASE-VER: Set to 4.4.0.
7380 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7382 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7383 * doc/cfg.texi: Likewise.
7384 * doc/extend.texi: Likewise.
7385 * doc/gty.texi: Likewise.
7386 * doc/invoke.texi: Likewise.
7387 * doc/loop.texi: Likewise.
7388 * doc/md.texi: Likewise.
7389 * doc/passes.texi: Likewise.
7390 * doc/rtl.texi: Likewise.
7391 * doc/sourcebuild.texi: Likewise.
7392 * doc/tm.texi: Likewise.
7393 * doc/tree-ssa.texi: Likewise.
7395 2008-02-17 Richard Guenther <rguenther@suse.de>
7398 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7399 without default definition.
7401 2008-02-17 Richard Guenther <rguenther@suse.de>
7403 PR tree-optimization/35231
7404 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7407 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7410 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7411 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7412 libgcc_cmp_return mode.
7414 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7417 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7419 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7421 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7424 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7426 * doc/c-tree.texi: Use `@.' where appropriate.
7427 * doc/extend.texi: Likewise.
7428 * doc/install.texi: Likewise.
7429 * doc/invoke.texi: Likewise.
7430 * doc/loop.texi: Likewise.
7431 * doc/makefile.texi: Likewise.
7432 * doc/md.texi: Likewise.
7433 * doc/passes.texi: Likewise.
7434 * doc/standards.texi: Likewise.
7435 * doc/tm.texi: Likewise.
7437 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7440 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7442 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7443 rather than in entry_bb.
7445 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7447 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7448 libgcc_cmp_return mode.
7450 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7453 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7454 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7456 2008-02-15 Richard Guenther <rguenther@suse.de>
7457 Zdenek Dvorak <ook@ucw.cz>
7459 PR tree-optimization/35164
7460 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7461 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7462 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7463 Only propagate addresses which do not have abnormal SSA_NAMEs
7466 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7469 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7471 2008-02-15 Jan Hubicka <jh@suse.cz>
7474 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7476 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7479 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7480 when calculating alignment_pad.
7482 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7484 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7485 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7486 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7487 and STACK_BOUNDARY define.
7489 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7491 PR preprocessor/35061
7492 * c-pragma.c (handle_pragma_pop_macro): Check that
7493 pushed_macro_table has been allocated.
7495 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7498 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7499 (force_gimple_operand): Likewise.
7500 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7501 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7502 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7503 (find_interesting_uses_address): Check addressability and alignment
7504 of the base expression only after substituting bases of IVs into it.
7506 2008-02-14 Michael Matz <matz@suse.de>
7509 * function.c (instantiate_virtual_regs_in_insn): Reload address
7510 before falling back to reloading the whole operand.
7512 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7514 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7515 before the first section switch note.
7517 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7519 * doc/bugreport.texi: Update copyright years.
7520 * doc/c-tree.texi: Likewise.
7521 * doc/cfg.texi: Likewise.
7522 * doc/cpp.texi: Likewise.
7523 * doc/cppinternals.texi: Likewise.
7524 * doc/fragments.texi: Likewise.
7525 * doc/frontends.texi: Likewise.
7526 * doc/gcc.texi: Likewise.
7527 * doc/gty.texi: Likewise.
7528 * doc/hostconfig.texi: Likewise.
7529 * doc/implement-c.texi: Likewise.
7530 * doc/libgcc.texi: Likewise.
7531 * doc/loop.texi: Likewise.
7532 * doc/makefile.texi: Likewise.
7533 * doc/options.texi: Likewise.
7534 * doc/passes.texi: Likewise.
7535 * doc/rtl.texi: Likewise.
7536 * doc/sourcebuild.texi: Likewise.
7537 * doc/standards.texi: Likewise.
7538 * doc/tree-ssa.texi: Likewise.
7539 * doc/trouble.texi: Likewise.
7541 * doc/extend.texi: Use @: or add comma where appropriate.
7542 * doc/invoke.texi: Likewise.
7543 * doc/tm.texi: Likewise.
7545 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7548 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7551 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7553 * doc/md.texi (clz, ctz): Add reference.
7554 * doc/rtl.texi (clz, ctz): Likewise.
7556 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7559 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7562 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7564 * config/s390/s390.c (struct constant_pool): New field
7565 emit_pool_after added.
7566 (s390_mainpool_start): Set the emit_pool_after flag according
7567 to the section switch notes.
7568 (s390_mainpool_finish): Consider emit_pool_after when emitting
7569 the literal pool at the end of the function.
7570 (s390_chunkify_start): Force literal pool splits at section
7573 2008-02-13 Michael Matz <matz@suse.de>
7576 * var-tracking.c (clobber_variable_part): Correctly traverse the
7579 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7582 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7583 Add -fdump-ipa-inline.
7584 * tree-dump.c (dump_files): Remove tree-inlined dump.
7585 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7587 2008-02-12 Richard Guenther <rguenther@suse.de>
7589 PR tree-optimization/35171
7590 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7593 2008-02-12 Richard Guenther <rguenther@suse.de>
7596 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7597 value-preserving mode. Disallow final truncation.
7599 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7602 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7603 code from here to...
7604 (force_gimple_operand): ...here.
7606 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7609 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7610 non-compatible pointers.
7611 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7612 different FIELD_DECLs, try harder by comparing field offsets, sizes
7616 * function.c (match_asm_constraints_1): Don't replace the same input
7619 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7621 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7622 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7623 (expand_epilogue): Restore RAMPZ register.
7624 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7626 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7628 * config/i386/cygwin.asm: (__alloca): Correct calling
7629 convention and alignment.
7630 (__chkstk): Force 8 byte stack alignment.
7632 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7633 Richard Guenther <rguenther@suse.de>
7635 PR tree-optimization/33992
7636 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7637 the zero we compare against.
7639 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7642 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7643 to CloseHandle after unlocking to prevent accumulation of handle
7646 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7649 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7650 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7651 and update LABEL_NUSES during and after reload.
7653 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7656 * combine.c (simplify_if_then_else): Make sure the comparison is
7657 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7659 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7662 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7663 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7664 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7665 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7666 * tree.h (get_type_static_bounds): Likewise.
7668 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7670 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7671 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7672 Make -Wfoo language annotations match what the compiler outputs.
7674 2008-02-08 Sa Liu <saliu@de.ibm.com>
7676 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7677 intrinsics spu_convts, spu_convtu, spu_convtf.
7679 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7681 * doc/extend.texi (Function Attributes) <noinline>: Mention
7682 asm ("") as method to keep calls.
7684 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7687 * doc/options.texi (Options): Replace references to opts.sh with
7689 * opts-common.c: Likewise.
7690 * optc-gen.awk: Likewise.
7692 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7694 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7696 2008-02-07 Richard Henderson <rth@redhat.com>
7699 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7700 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7703 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7705 PR tree-optimization/35085
7706 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7707 for operand entry oe2 in addition to operand entry oe3 in order to
7708 expose more opportunities for vectorizer sum reduction.
7710 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7713 * Makefile.in (LIBS): Remove $(GMPLIBS).
7714 (cc1-dummy, cc1): Add $(GMPLIBS).
7716 2008-02-06 Jan Hubicka <jh@suse.cz>
7719 * i386.md (moddf_integer): Do not produce partial memory stalls for
7720 targets where it hurts.
7722 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7725 * optabs.c (expand_float): Do not check for decimal modes when
7726 expanding unsigned integer through signed conversion.
7728 2008-02-06 Nick Clifton <nickc@redhat.com>
7730 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7731 inside the clobber with a match_operand and duplicated operand
7732 number in the constraint.
7733 (ineqbranchsi): Delete redundant comment.
7735 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7737 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7738 builtin_define ("__USE_INIT_FINI__").
7739 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7741 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7743 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7745 PR documentation/30330
7746 * doc/invoke.texi (C++ Dialect Options)
7747 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7748 For each warning option -Wfoo that allows -Wno-foo, ensure both
7749 -Wfoo and -Wno-foo are listed in the option index. Fix index
7750 entry of -Wswitch-default, index -Wnormalized= including the
7751 `=', and -Wlarger-than-@var{len} including @var{len}.
7753 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7755 * config/i386/i386.md (floatunssisf2): Use
7756 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7757 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7758 Macroize expander using MODEF mode iterator.
7760 2008-02-05 Diego Novillo <dnovillo@google.com>
7762 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7765 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7767 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7770 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7772 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7775 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7776 to indicate if a message should be generated.
7777 (init_cumulative_args): Updated.
7778 (function_value_32): Likewise.
7780 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7782 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7784 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7787 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7788 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7790 2008-02-04 Diego Novillo <dnovillo@google.com>
7792 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7795 * tree-vrp.c (vrp_evaluate_conditional): With
7796 -Wtype-limits, emit a warning when comparing against a
7797 constant outside the natural range of OP0's type.
7799 2008-02-04 Richard Guenther <rguenther@suse.de>
7802 * expr.c (count_type_elements): Give for unions instead of
7805 2008-02-04 Richard Guenther <rguenther@suse.de>
7808 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7809 to TYPE_DOMAINs base type instead of using bitsizetype here.
7811 2008-02-03 Jason Merrill <jason@redhat.com>
7813 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7815 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7818 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7819 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7820 (RS/6000 and PowerPC Options): Fix typos and markup.
7821 * doc/passes.texi (Tree-SSA passes): Likewise.
7823 2008-02-02 Michael Matz <matz@suse.de>
7826 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7827 from record_last_reg_set_info.
7828 (record_last_reg_set_info): Take an RTX argument, iterate over all
7829 constituent hardregs.
7830 (record_last_set_info, record_opr_changes): Change calls to
7831 new signature or to record_last_reg_set_info_regno.
7833 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7835 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7837 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7839 PR rtl-optimization/34773
7840 * reg-notes.def (EQUAL): Mention significance of combination of
7841 REG_EQUAL and REG_RETVAL.
7842 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7843 insn that has a REG_RETVAL.
7845 2008-02-01 Roger Sayle <roger@eyesopen.com>
7848 * configure.ac (--enable-fixed-point): Disable unless explicitly
7850 * configure: Regenerate.
7852 2008-02-01 Richard Guenther <rguenther@suse.de>
7855 * invoke.texi (-finline-limit): Remove no longer true parts
7856 of the documentation. Note that there is no default value.
7858 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7859 Mark Mitchell <mark@codesourcery.com>
7860 Ben Elliston <bje@au.ibm.com>
7863 * doc/extend.texi (Other Builtins): Document.
7865 2008-01-31 Tom Browder <tom.browder@gmail.com>
7867 * doc/c-tree.texi (Types): Fix grammar.
7868 (Expression trees): Ditto.
7869 * doc/passes.texi (Tree-SSA passes): Ditto.
7871 * doc/configterms.texi (Configure Terms): Fix typo.
7872 * doc/cpp.texi (Common Predefined Macros): Ditto.
7873 * doc/md.texi (Machine Constraints): Ditto.
7875 * doc/makefile.texi (Makefile): Add comma.
7877 2008-01-31 Tom Browder <tom.browder@gmail.com>
7878 Gerald Pfeifer <gerald@pfeifer.com>
7880 * doc/sourcebuild.texi (Front End): Remove references to CVS
7881 and CVSROOT/modules.
7882 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7883 (Back End): Remove reference to CVS.
7885 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7888 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7890 (mips16_gp_pseudo_reg): ...here.
7891 * config/mips/mips.md (load_const_gp): Replace with...
7892 (load_const_gp_<mode>): ...this :P-based insn.
7894 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7896 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7897 options. Minor fixes.
7898 (-std): Move reference to standards closer to where language
7899 standards are first mentioned.
7901 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7903 PR rtl-optimization/34995
7904 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7905 parameter and return a bool. If the rtx parameter is nonnull,
7906 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7907 (find_reloads): Update call accordingly. Pass the new operand
7908 if it needed no address reloads, otherwise pass null.
7910 2008-01-30 Richard Henderson <rth@redhat.com>
7913 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7914 for unbounded arrays.
7916 2008-01-30 Silvius Rus <rus@google.com>
7918 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7920 2008-01-30 Jan Hubicka <jh@suse.cz>
7923 * i386.c (init_cumulative_args): Use real function declaration when
7926 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7928 PR rtl-optimization/34998
7929 * global.c (build_insn_chain): Treat non-subreg_lowpart
7930 SUBREGs of pseudos as clobbering all the words covered by the
7931 SUBREG, not just all the bytes.
7932 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7933 original df_ref rather than an extract parameter.
7934 (global_conflicts): Update call accordingly.
7936 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7938 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7939 the overflow check to make it easier to read.
7940 (__fixtfdi): Change the type of the ll member in union
7941 long_double to UDItype_x.
7943 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7946 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7947 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7948 * tree-inline.c (fold_marked_statements): Call
7949 cgraph_update_edges_for_call_stmt if folding a call statement.
7950 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7951 debug_generic_stmt calls, reset it back afterwards.
7954 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7956 * c-typeck.c (build_external_ref): Don't pedwarn about
7957 static vars in current function's scope.
7959 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7961 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7963 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7966 * ipa-struct-reorg.c: Fix spelling.
7967 * params.def: Ditto.
7969 2008-01-29 Richard Guenther <rguenther@suse.de>
7972 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7974 * tree-inline.c (remap_type): Increment remapping_type_depth
7975 around remapping types.
7976 (copy_body_r): Only add referenced variables if they are referenced
7977 from code, not types.
7979 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7990 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7991 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7993 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7996 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7997 pointer for tiny stack.
7999 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8001 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8003 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8005 * config/vx-common.h: Fix typo in comment.
8007 2008-01-28 Ian Lance Taylor <iant@google.com>
8011 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8012 coalesce pointers if they have different DECL_NO_TBAA_P values.
8013 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8014 between variables with different DECL_NO_TBAA_P values.
8016 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8019 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8020 are not legitimate small data references on SPE targets.
8022 2008-01-28 David Daney <ddaney@avtrex.com>
8024 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8026 2008-01-28 David Daney <ddaney@avtrex.com>
8028 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8030 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8032 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8033 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8034 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8035 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8036 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8037 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8038 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8039 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8041 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8043 * basic-block.h (condjump_equiv_p): Fix comment.
8045 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8047 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8048 print_generic_stmt_indented): Fix comment.
8050 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8052 * configure.ac (__stack_chk_fail): Add detecion for availability
8053 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8054 * configure: Regenerate.
8056 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8059 * final.c (output_addr_const): Handle TRUNCATE.
8061 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8064 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8065 (zero_cost, infinite_cost): New constants.
8066 (struct cost_pair): Change type of cost to comp_cost.
8067 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8068 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8070 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8071 split_address_cost, ptr_difference_cost, difference_cost,
8072 get_computation_cost_at, get_computation_cost,
8073 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8074 determine_use_iv_cost_condition, determine_use_iv_costs,
8075 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8076 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8077 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8078 Change type of cost to comp_cost.
8079 (determine_iv_cost): Increase cost of non-original ivs, instead
8080 of decreasing the cost of original ones.
8081 (get_address_cost): Indicate the complexity of the addressing mode
8083 (try_add_cand_for): Prefer using ivs not specific to some object.
8084 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8086 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8087 Janis Johnson <janis187@us.ibm.com>
8090 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8091 (TARGET_INSTANTIATE_DECLS): Likewise.
8092 * target.h (expand_to_rtl_hook): New target hook.
8093 (instantiate_decls): Likewise.
8094 * function.c (instantiate_decl): Make non-static. Rename to...
8095 (instantiate_decl_rtl): ... this.
8096 (instantiate_expr): Use instantiate_decl_rtl.
8097 (instantiate_decls_1): Likewise.
8098 (instantiate_decls): Likewise.
8099 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8100 * function.h (instantiate_decl_rtl): Add prototype.
8101 * cfgexpand.c (target.h): New include.
8102 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8103 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8104 (TARGET_INSTANTIATE_DECLS): Likewise.
8105 (TARGET_INITIALIZER): New target hooks added.
8106 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8108 * config/rs6000/rs6000.c (tree-flow.h): New include.
8109 (machine_function): Add sdmode_stack_slot field.
8110 (rs6000_alloc_sdmode_stack_slot): New function.
8111 (rs6000_instantiate_decls): Likewise.
8112 (rs6000_secondary_memory_needed_rtx): Likewise.
8113 (rs6000_check_sdmode): Likewise.
8114 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8115 (TARGET_INSTANTIATE_DECLS): Likewise.
8116 (rs6000_hard_regno_mode_ok): Allow SDmode.
8117 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8118 (rs6000_emit_move): Handle SDmode.
8119 (function_arg_advance): Likewise.
8120 (function_arg): Likewise.
8121 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8122 SDmode var args for 32-bit compiles.
8123 (rs6000_secondary_reload_class): Handle SDmode.
8124 (rs6000_output_function_epilogue): Likewise.
8125 (rs6000_function_value): Simplify if statement.
8126 (rs6000_libcall_value): Likewise.
8127 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8128 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8129 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8130 (movsd_hardfloat): New define_insn.
8131 (movsd_softfloat): Likewise.
8132 (movsd_store): Likewise.
8133 (movsd_load): Likewise.
8134 (extendsddd2): Likewise.
8135 (extendsdtd2): Likewise.
8136 (truncddsd2): Likewise.
8137 (movdd_hardfloat64): Fixup comment.
8138 (UNSPEC_MOVSD_LOAD): New constant.
8139 (UNSPEC_MOVSD_STORE): Likewise.
8141 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8144 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8146 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8147 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8148 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8151 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8154 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8155 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8156 __LONGDOUBLE128 too.
8157 * config/rs6000/aix61.h: New file.
8159 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8161 PR rtl-optimization/34959
8162 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8163 popcount and parity rtxes the same mode as their operand.
8164 Truncate or extend the result to the return value's mode
8167 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8170 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8171 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8172 to GOT_VERSION_REGNUM.
8173 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8174 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8175 * config/mips/mips.c (mips_emit_call_insn): New function.
8176 (mips_call_tls_get_addr): Call mips_expand_call directly.
8177 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8179 (mips16_build_call_stub): Likewise. Return the call insn or null.
8180 (mips_expand_call): Update the call to mips16_build_call_stub
8181 accordingly and a remove redundant condition. Assert that MIPS16
8182 stubs do not use lazy binding. Use mips_emit_call_insn and return
8184 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8186 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8187 (mips_avoid_hazard): Remove hazard_set handling.
8188 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8189 (UNSPEC_RESTORE_GP): ...this.
8190 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8191 (FAKE_CALL_REGNO): Rename to...
8192 (GOT_VERSION_REGNUM): ...this.
8193 (type): Add "ghost" value. Add an associated insn reservation.
8194 (hazard_set): Remove.
8195 (exception_receiver): Rename to...
8196 (restore_gp): ...this and update the unspec identifier accordingly.
8197 (exception_receiver, nonlocal_got_receiver): New expanders.
8198 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8199 FAKE_CALL_REGNO. Remove hazard_set attribute.
8200 (set_got_version, update_got_version): New patterns.
8202 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8205 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8207 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8210 * doc/install.texi2html: Generate gcc-vers.texi.
8212 2008-01-25 DJ Delorie <dj@redhat.com>
8214 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8216 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8218 * config/c4x: Remove directory.
8219 * config.gcc (crx-*, mt-*): Mark obsolete.
8220 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8221 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8222 sh-*-rtemscoff*): Remove cases.
8223 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8224 * real.c (encode_c4x_single, decode_c4x_single,
8225 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8226 c4x_extended_format): Remove.
8227 * real.h (c4x_single_format, c4x_extended_format): Remove.
8228 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8230 (Pragmas): Remove comment about c4x pragmas.
8231 * doc/install.texi (c4x): Remove target-specific instructions.
8232 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8233 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8234 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8235 refer to C4x source files as examples.
8236 (C4X_FLOAT_FORMAT): Remove documentation.
8238 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8240 * config/bfin/bfin.c (override_options): Reorder tests so that
8241 flag_pic gets enabled for -msep-data.
8243 2008-01-25 Richard Guenther <rguenther@suse.de>
8246 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8247 to its bitfield precision if required.
8249 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8252 * tree-nested.c (walk_omp_for): New function.
8253 (convert_nonlocal_reference, convert_local_reference): Call
8254 walk_omp_for on OMP_FOR.
8255 (convert_call_expr): Call walk_body on OMP_FOR's
8256 OMP_FOR_PRE_INIT_BODY.
8258 2008-01-25 Richard Guenther <rguenther@suse.de>
8260 PR tree-optimization/34966
8261 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8262 default defs and PHI_NODEs we have to insert after the
8265 2008-01-24 Nick Clifton <nickc@redhat.com>
8267 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8268 Provide a default definition.
8269 (LIBGCC2_UNITS_PER_WORD): Likewise.
8271 * config/stormy16/stormy16.c: Include df.h for the prototype
8272 for df_regs_ever_live_p.
8273 (xstormy16_expand_builtin_va_start): Convert the stack offset
8274 into a component_ref and then use POINTER_PLUS_EXPR to add it
8275 to the incoming_virtual_args_rtx.
8276 (xstormy16_gimplify_va_arg_expr): Rename to
8277 xstormy16_gimplify_va_arg_expr.
8278 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8279 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8280 xstormy16_gimplify_va_arg_expr.
8281 Fix up some formatting issues.
8283 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8284 Move to predicates.md.
8285 (xs_hi_general_operand): Likewise.
8286 (xs_hi_nonmemory_operand): Likewise.
8287 * config/stormy16/predicates.md:
8288 (xstormy16_carry_plus_operand): New predicate.
8289 (xs_hi_general_operand): New predicate.
8290 (xs_hi_nonmemory_operand): New predicate.
8291 * config/stormy16/stormy16-protos.h:
8292 (xstormy16_carry_plus_operand): Delete prototype.
8293 (xs_hi_general_operand): Likewise.
8294 (xs_hi_nonmemory_operand): Likewise.
8296 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8297 modifiers as they are no longer needed and they can trigger
8298 reload spill failures.
8300 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8301 with a match_operand in order to help reload.
8303 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8304 constraint with 'e' for the 8th alternative as this version of
8305 the mov.w instruction only accepts the lower 8 registers.
8307 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8310 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8311 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8314 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8317 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8319 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8321 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8323 (remove_structure): Update allocations list before removing structure.
8325 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8327 * ipa-struct-reorg.c (is_safe_cond_expr,
8328 create_new_stmts_for_cond_expr): Use integer_zerop function,
8329 that recognize not only zero-pointer, but zero-integer too.
8331 2008-01-25 Ben Elliston <bje@au.ibm.com>
8334 * fixproto: Escape "." in sed expression that strips leading "./".
8336 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8339 * gcc.c (SWITCH_OK): Removed.
8340 (SWITCH_LIVE): Changed to bit.
8341 (SWITCH_FALSE): Likewise.
8342 (SWITCH_IGNORE): Likewise.
8343 (switchstr): Change live_cond to unsigned int.
8344 (process_command): Replace SWITCH_OK with 0.
8345 (do_self_spec): Likewise.
8346 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8347 (give_switch): Likewise.
8348 (used_arg): Likewise.
8349 (do_spec_1): Set the SWITCH_IGNORE bit.
8350 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8351 bits. Set the SWITCH_LIVE bit.
8353 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8355 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8357 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8359 PR tree-optimization/34472
8360 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8361 parameter to a "bool *" and set *DATA to false if there is
8362 an unsafe access. Do not delete the structure here.
8363 (check_cond_exprs): Delete it here instead.
8364 (check_cond_exprs, exclude_cold_structs): Do not increase
8365 I when removing a structure.
8367 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8370 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8371 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8373 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8376 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8377 a fixed vector for stack.
8379 2008-01-24 Ben Elliston <bje@au.ibm.com>
8382 * doc/gcc.texi (Software development): Add a direntry for g++.
8384 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8386 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8387 stale and straggling -fforce-addr comments above.
8389 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8391 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8392 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8394 2008-01-23 Michael Matz <matz@suse.de>
8397 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8400 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8402 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8405 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8407 * config/avr/avr.c (avr_current_arch): New variable.
8408 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8409 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8410 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8411 (avr_override_options): Init 'avr_current_arch'.
8412 (base_arch_s): Move from here...
8413 * config/avr/avr.h (base_arch_s): ... here. Add new members
8414 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8415 'mega' to 'have_jmp_call'.
8416 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8417 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8419 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8421 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8422 MULTILIB_MATCHES): (Ditto.).
8424 2008-01-23 Richard Guenther <rguenther@suse.de>
8427 * cgraphunit.c (cgraph_reset_node): Always mark the node
8428 not reachable if it is not queued already.
8430 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8432 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8433 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8434 (cputype_selected): New static variable.
8435 (bfin_handle_option): Set it if -mcpu is used.
8436 (override_option): Select default set of workarounds if no cpu type
8437 selected on the command line.
8438 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8440 From Michael Frysinger <michael.frysinger@analog.com>
8441 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8442 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8444 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8445 for bf547, bf523, bf524, and bf526.
8446 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8448 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8449 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8450 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8451 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8452 * doc/invoke.texi (Blackfin Options): Document that
8453 -mcpu now accept bf547, bf523, bf524, and bf526.
8455 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8457 PR rtl-optimization/34628
8458 * combine.c (try_combine): Stop and undo after the first combination
8459 if an autoincrement side-effect on the first insn has effectively
8462 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8465 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8466 Offset addresses are not valid for Altivec or paired float modes.
8468 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8471 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8472 if DECL_INITIAL (decl) is error_mark_node.
8475 * c-common.c (handle_vector_size_attribute): Only allow
8476 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8477 the same way as pointer, array etc. types.
8478 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8481 * tree.c (build_type_attribute_qual_variant): Call
8482 build_qualified_type if attributes are equal, but quals are not.
8484 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8487 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8488 * flags.h (warn_strict_aliasing): Remove.
8489 (warn_strict_overflow): Remove.
8490 * opts.c (warn_strict_aliasing): Remove.
8491 (warn_strict_overflow): Remove.
8492 * c-opts.c (c_common_handle_option): -Wall only sets
8493 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8494 (c_common_post_options): Give default values to -Wstrict-aliasing
8495 and -Wstrict-overflow if they are uninitialized.
8496 * common.opt (Wstrict-aliasing): Specify Var and Init.
8497 (Wstrict-overflow): Likewise.
8499 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8501 PR rtl-optimization/26854
8502 PR rtl-optimization/34400
8503 PR rtl-optimization/34884
8504 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8506 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8507 (df_rd_bb_info.expanded_lr_out): Deleted
8508 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8509 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8510 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8511 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8512 Removed code to allocate, initialize or free expanded_lr_out.
8513 (df_rd_bb_local_compute_process_def): Restructured to make more
8515 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8516 sets if the sets are being trimmed.
8518 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8521 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8522 (as_vers): Likewise.
8523 * configure: Regenerated.
8525 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8528 * tree-pass.h (pass_build_alias): New pass.
8529 * tree-ssa-alias.c (gate_build_alias): New.
8530 (pass_build_alias): New.
8531 * passes.c (init_optimization_passes): Add pass_build_alias after
8532 pass_create_structure_vars.
8534 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8536 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8537 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8538 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8539 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8540 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8541 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8542 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8543 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8544 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8545 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8546 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8547 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8548 * config/s390/s390.md (FP_ALL): New mode iterator.
8549 (_d): New mode attribute.
8550 ("*signbit<mode>2>"): Changed mode of first operand.
8551 ("isinf<mode>2"): Changed mode of first operand.
8552 ("*TDC_insn"): Adaptation for DFP modes.
8554 2008-01-22 Ben Elliston <bje@au.ibm.com>
8556 * tree.c (check_qualified_type): Improve function description.
8558 2008-01-21 Jason Merrill <jason@redhat.com>
8561 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8562 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8565 2008-01-21 DJ Delorie <dj@redhat.com>
8567 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8570 2008-01-21 Richard Guenther <rguenther@suse.de>
8573 * tree-cfg.c (verify_expr): Allow all invariant expressions
8574 instead of just constant class ones as reference argument.
8575 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8576 like any other constant.
8577 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8579 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8581 * regmove.c (fixup_match_1): Update call crossed frequencies.
8583 2008-01-21 Richard Guenther <rguenther@suse.de>
8586 * tree-inline.c (setup_one_parameter): Deal with mismatched
8587 types using a VIEW_CONVERT_EXPR.
8589 2008-01-21 Alon Dayan <alond@il.ibm.com>
8590 Olga Golovanevsky <olga@il.ibm.com>
8592 PR tree-optimization/34701
8593 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8594 when the structure size is not a power of 2.
8596 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8598 * doc/install.texi: Add doc for --enable-checking=df.
8600 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8602 PR rtl-optimization/34808
8603 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8605 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8607 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8610 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8612 PR rtl-optimization/26854
8613 PR rtl-optimization/34400
8614 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8616 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8617 (df_rd_bb_info.expanded_lr_out): New.
8618 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8619 * loop_iv.c (iv_analysis_loop_init): Ditto.
8620 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8621 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8622 Added code to allocate, initialize or free expanded_lr_out.
8623 (df_rd_bb_local_compute_process_def): Restructured to make
8624 more understandable.
8625 (df_rd_confluence_n): Add code to do nothing with fake edges and
8626 code to no apply invalidate_by_call sets if the sets are being trimmed.
8627 (df_lr_local_finalize): Renamed to df_lr_finalize.
8628 (df_live_local_finalize): Renamed to df_live_finalize.
8630 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8633 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8634 deciding whether to use reciprocal instructions.
8636 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8638 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8639 dwarf2out_note_section_used if cold_text_section is NULL.
8641 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8643 PR gcov-profile/34610
8644 * tree-cfg.c (make_edges): Mark both outgoing edges from
8645 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8646 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8647 from OMP_FOR and OMP_CONTINUE outgoing edges.
8649 * tree-profile.c (tree_profiling): Return early if
8650 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8652 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8653 from cfun to child_cfun.
8654 * function.h (struct function): Add after_tree_profile bit.
8656 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8658 * config/avr/avr.S (_exit): Disable interrupt.
8660 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8661 Steven Bosscher <stevenb.gcc@gmail.com>
8663 PR rtl-optimization/26854
8664 PR rtl-optimization/34400
8665 * df-problems.c (df_live_scratch): New scratch bitmap.
8666 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8667 (df_live_reset): Clear the proper bitmaps.
8668 (df_live_bb_local_compute): Only process the artificial defs once
8669 since the order is not important.
8670 (df_live_init): Init the df_live sets only with the variables
8671 found live by df_lr.
8672 (df_live_transfer_function): Use the df_lr sets to prune the
8673 df_live sets as they are being computed.
8674 (df_live_free): Free df_live_scratch.
8676 2008-01-18 Ian Lance Taylor <iant@google.com>
8678 * common.opt: Add fmerge-debug-strings.
8679 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8680 flag_merge_debug_strings rather than flag_merge_constants.
8681 * doc/invoke.texi (Option Summary): Mention
8682 -fmerge-debug-strings.
8683 (Debugging Options): Document -fmerge-debug-strings.
8685 2008-01-18 Ian Lance Taylor <iant@google.com>
8688 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8689 (struct tree_function_decl): Add new field operator_new_flag.
8690 * tree-inline.c (expand_call_inline): When inlining a call to
8691 operator new, force the return value to go into a variable, and
8692 set DECL_NO_TBAA_P on that variable.
8693 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8695 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8698 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8699 DWARF2_DEBUGGING_INFO.
8700 (dwarf2out_note_section_used): Ditto. Add prototype.
8701 (have_multiple_function_sections, text_section_used,
8702 cold_text_section_used, *cold_text_sections): Move declarations
8705 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8707 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8708 field and add signal_ra.
8709 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8710 assignments to frame state pc. Move end of stack check after
8711 MD_FALLBACK_FRAME_STATE_FOR.
8712 (uw_update_context_1): Use frame state signal_regs if set, instead
8713 of checking signal_frame flag.
8714 (uw_update_context): Use frame state signal_ra if set.
8715 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8716 * config/xtensa/linux-unwind.h: New file.
8718 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8720 * modulo-sched.c (get_sched_window): Fix comment typo.
8722 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8724 PR tree-optimization/34648
8725 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8727 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8729 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8730 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8732 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8734 PR rtl-optimization/34400
8735 * df-core.c (df_worklist_dataflow_overeager,
8736 df_worklist_dataflow_doublequeue): New functions.
8737 (df_worklist_dataflow): Two different worklist solvers.
8738 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8741 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8744 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8745 and ftree-parallelize-loops.
8747 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8749 PR rtl-optimization/34826
8750 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8752 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8754 * global.c (find_reg): Mark the eh regs as used if necessary.
8755 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8756 * ra.h (struct allocno): no_eh_reg field added. Changed
8757 no_stack_reg type to bitfield.
8759 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8761 * tree.c (substitute_in_expr): Add missing 'break'.
8763 2008-01-17 Richard Guenther <rguenther@suse.de>
8765 PR tree-optimization/34825
8766 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8767 x / x as division to handle.
8769 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8771 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8772 "-pthread" is specified.
8773 * pa-hpux11.h (LIB_SPEC): Likewise.
8775 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8776 Peter Bergner <bergner@vnet.ibm.com>
8778 PR rtl-optimization/33796
8779 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8781 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8783 PR libgfortran/34699
8784 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8786 * pa-hpux10.h (LINK_SPEC): Likewise.
8787 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8789 2008-01-16 Richard Guenther <rguenther@suse.de>
8792 * fold-const.c (fold_convert_const_int_from_int): Do not
8793 set overflow if that occured only because of a sign extension
8794 change when converting from/to a sizetype with the same
8795 precision and signedness.
8797 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8800 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8801 location address to the correct place. Update copyright year.
8803 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8805 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8806 no dependences in the dependence_relations vector.
8808 2008-01-16 Jan Hubicka <jh@suse.cz>
8810 PR rtl-optimization/31396
8811 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8812 * cfg.c (dump_reg_info): Print it.
8813 * regs.h (struct reg_info_t): add freq_calls_crossed.
8814 (REG_FREQ_CALLS_CROSSED): New macro.
8815 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8816 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8817 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8818 regmove_optimize): Update call crossed frequencies.
8819 * local-alloc.c (struct qty): Add freq_calls_crossed.
8820 (alloc_qty): Copute freq_calls_crossed.
8821 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8822 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8823 * ra.h (struct allocno): Add freq_calls_crossed.
8825 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8827 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8828 libgomp when compiling with ftree-parallelize-loops.
8829 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8831 2008-01-16 Richard Guenther <rguenther@suse.de>
8833 PR tree-optimization/34769
8834 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8835 * tree.c (int_cst_value): Instead make this function more
8836 permissive in what it accepts as valid input. Document this
8837 function always sign-extends the value.
8839 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8840 Richard Guenther <rguenther@suse.de>
8843 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8844 (gimple_fold_indirect_ref_rhs): ... this.
8845 (gimple_fold_indirect_ref): New function with foldings
8846 that preserve lvalueness.
8847 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8848 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8849 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8850 to fold an INDIRECT_REF, fall back to the old use of
8851 fold_indirect_ref_1.
8853 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8855 * tree-data-ref.c (subscript_dependence_tester_1): Call
8856 free_conflict_function.
8857 (compute_self_dependence): Same.
8859 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8862 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8863 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8865 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8866 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8867 for DWARF2_UNWIND_INFO targets.
8869 2008-01-16 Richard Guenther <rguenther@suse.de>
8872 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8873 type qualifiers for function types.
8875 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8877 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8878 loop_iterator li from previous commit.
8880 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8882 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8884 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8886 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8887 (parallelize_loops): Don't parallelize irreducible components.
8889 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8892 * c-opts (c_common_post_options): Do not enable CPP
8893 flag_pedantic_errors by default.
8895 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8897 PR rtl-optimization/31944
8898 * cse.c (remove_pseudo_from_table): New function.
8899 (merge_equiv_classes): Use above function to remove pseudo-registers.
8900 (invalidate): Likewise.
8902 2008-01-13 Richard Guenther <rguenther@suse.de>
8905 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8906 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8908 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8910 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8911 validate_change to unshare the source of the PC set.
8913 2008-01-12 Jan Hubicka <jh@suse.cz>
8916 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8917 references above array bounds. This might trigger bounds checks for
8920 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8922 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8923 new_replaceable_dependencies.
8925 2008-01-12 Doug Kwan <dougkwan@google.com>
8927 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8928 instead of OPT_Wreturn_type in warning due to ignored return type
8930 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8931 options included in -Wextra.
8932 * c.opt: New option -Wignored_qualifiers.
8933 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8934 -Wignore_qualifiers.
8935 (-Wignored-qualifiers): Document.
8936 (-Wreturn-type): Remove description of functionality now handled
8937 by -Wignored-qualifiers.
8939 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8942 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8943 NOP_EXPR if it is between integral types with the same precision.
8945 2008-01-12 Jan Hubicka <jh@suse.cz>
8948 * invoke.texi (max-inline-recursive-depth): Fix default value.
8950 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8952 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8955 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8957 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8959 2008-01-11 James E. Wilson <wilson@specifix.com>
8962 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8964 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8966 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8967 save/restore frame pointer register and don't use 'call-prologues'
8968 optimization in function with "OS_task" attribute.
8970 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8973 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8974 when copying to memory.
8976 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8978 PR rtl-optimization/30905
8979 * cfgcleanup.c: Include dce.h
8980 (crossjumps_occured): New global variable.
8981 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8982 If something changed, set crossjumps_occured to true.
8983 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8984 Don't add/remove fake edges to exit here...
8985 (cleanup_cfg): ...but do it here, when crossjumping.
8986 Run a fast DCE when successful crossjumps occured in the latest
8987 iteration of try_optimize_cfg.
8989 2008-01-11 Richard Guenther <rguenther@suse.de>
8991 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8992 (struct vn_unary_op_s): Likewise.
8993 (vn_reference_insert): Free old reference on hash collision.
8995 2008-01-10 Raksit Ashok <raksit@google.com>
8997 PR rtl-optimization/27971
8998 * combine.c (find_split_point): Split PLUS expressions which are
8999 inside a MEM rtx, and whose first operand is complex.
9001 2008-01-10 DJ Delorie <dj@redhat.com>
9003 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9004 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9005 (m32c_hard_regno_ok): Call the underlying function.
9007 2008-01-10 Richard Guenther <rguenther@suse.de>
9010 * tree-cfg.c (tree_merge_blocks): Do not go through the
9011 full-blown folding and stmt updating path if we just deal
9012 with virtual operands.
9013 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9014 test for abnormal SSA_NAMEs.
9016 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9019 * reload.c (push_reload): Add assertions. All constants from
9020 reg_equiv_constant should have been used for replacing the respective
9022 (find_reloads_address): Invoke find_reloads_address_part for
9023 constant taken from the reg_equiv_constant array.
9025 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9027 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9028 field (valnum) the first in the struct. Replace bools with
9031 2008-01-10 Richard Guenther <rguenther@suse.de>
9033 PR tree-optimization/34651
9034 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9035 types and ordering for masking and converting.
9037 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9039 PR tree-optimization/34017
9040 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9041 also for PHI_NODE expressions.
9043 2008-01-09 Jan Hubicka <jh@suse.cz>
9045 PR tree-optimization/34708
9046 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9047 based on number of case labels.
9048 (init_inline_once): Remove switch_cost.
9049 * tree-inline.h (eni_weights_d): Remove switch_cost.
9051 2008-01-09 Richard Guenther <rguenther@suse.de>
9052 Andrew Pinski <andrew_pinski@playstation.sony.com>
9055 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9056 temporary if an rvalue is ok or an lvalue is not required.
9058 2008-01-09 Richard Guenther <rguenther@suse.de>
9061 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9064 2008-01-09 Richard Guenther <rguenther@suse.de>
9067 * tree.c (host_integerp): Check for sizetype only if the
9068 type is an integer type.
9070 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9073 * opts.c (decode_options): Disable inlining of functions called
9074 once if not in unit-at-a-time mode.
9076 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9078 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9080 2008-01-08 Richard Guenther <rguenther@suse.de>
9083 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9084 out early if the result will be unused.
9086 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9091 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9092 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9095 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9097 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9098 for vectorization tuned.
9100 2008-01-08 Richard Guenther <rguenther@suse.de>
9102 PR tree-optimization/34683
9103 * tree-ssa-operands.c (operand_build_cmp): Export.
9104 * tree-ssa-operands.h (operand_build_cmp): Declare.
9105 * tree-vn.c (vuses_compare): Remove.
9106 (sort_vuses): Use operand_build_cmp.
9107 (sort_vuses_heap): Likewise.
9108 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9109 to re-use old VEC if available. Do not sort already sorted VUSEs.
9110 (vdefs_to_vec): Do not sort already sorted VDEFs.
9112 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9115 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9117 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9120 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9121 limitations of reciprocal sequences on x86 targets.
9123 2008-01-08 Richard Guenther <rguenther@suse.de>
9125 PR tree-optimization/34683
9126 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9128 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9131 * config/darwin.c (darwin_mergeable_string_section): Don't use
9132 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9134 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9137 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9138 negxf2. Macroize expander using X87MODEF mode iterator. Change
9139 predicates of op0 and op1 to register_operand.
9140 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9141 expander using X87MODEF mode iterator. Change predicates of
9142 op0 and op1 to register_operand.
9143 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9144 corresponding patterns and macroize using MODEF macro. Change
9145 predicates of op0 and op1 to register_operand and remove
9146 "m" constraint. Disparage "r" alternative with "!".
9147 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9148 macroize using X87MODEF macro. Change predicates of op0 and op1
9149 to register_operand and remove "m" constraint. Disparage "r"
9150 alternative with "!".
9151 (absneg splitter with memory operands): Remove.
9152 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9153 patterns and macroize using X87MODEF mode iterator.
9154 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9155 Change predicate of op1 to register_operand.
9156 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9157 for memory operands.
9159 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9161 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9163 2008-01-07 Richard Guenther <rguenther@suse.de>
9165 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9168 2008-01-07 Richard Guenther <rguenther@suse.de>
9170 PR tree-optimization/34683
9171 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9172 VOPs of the needed size to save memory. Use VEC_quick_push
9173 to save compile-time.
9174 (vdefs_to_vec): Likewise.
9176 2008-01-07 Sa Liu <saliu@de.ibm.com>
9178 * config/spu/spu.md (divdf3): Genetate inline code for double
9179 division. The implementation doesn't handle INF or NAN, therefore it
9180 only applies when -ffinite-math-only is given.
9182 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9185 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9186 * doc/cpp.texi ([Common Predefined Macros]): Document.
9188 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9190 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9191 order to use commutative addition instead of subtraction.
9193 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9194 Mircea Namolaru <namolaru@il.ibm.com>
9195 Vladimir Yanovsky <yanov@il.ibm.com>
9196 Revital Eres <eres@il.ibm.com>
9198 PR tree-optimization/34263
9199 * tree-outof-ssa.c (process_single_block_loop_latch,
9200 contains_tree_r): New functions.
9201 (analyze_edges_for_bb): Call process_single_block_loop_latch
9202 function to empty single-basic-block latch block if possible.
9204 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9206 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9208 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9210 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9212 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9214 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9216 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9218 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9220 PR tree-optimization/34618
9221 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9224 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9227 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9228 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9229 Update copyright year.
9231 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9232 Update copyright year.
9233 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9236 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9238 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9239 edge does not point to current bb before changing need_assert.
9241 2008-01-04 Richard Guenther <rguenther@suse.de>
9244 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9245 for verifying purposes if they are is_gimple_min_invariant.
9247 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9249 PR tree-optimization/34448
9250 PR tree-optimization/34465
9251 * gimplify.c (gimplify_init_constructor): Add new parameter
9252 notify_temp_creation. Use it.
9253 (gimplify_modify_expr_rhs): Take volatiles into account when
9254 optimizing constructors.
9255 Do not optimize constructors if gimplify_init_constructor will dump to
9257 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9258 * gcc.c-torture/compile/pr34448.c: New.
9260 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9262 PR gcov-profile/34609
9263 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9264 return_slot if result is TREE_ADDRESSABLE.
9266 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9268 * config/mips/mips.md (sqrt_condition): Tweak comment.
9269 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9271 2008-01-03 Tom Tromey <tromey@redhat.com>
9274 * c-common.c (c_type_hash): Handle VLAs.
9276 2008-01-03 Jan Hubicka <jh@suse.cz>
9278 PR tree-optimization/31081
9279 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9280 0 when inlining and not inlining to first basic block.
9281 (remap_decl): When var is initialized to 0, don't set default_def.
9282 (expand_call_inline): Set entry_bb.
9283 * tree-inline.h (copy_body_data): Add entry_bb.
9285 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9288 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9291 PR tree-optimization/29484
9292 * tree-inline.c (inline_forbidden_p_2): New function.
9293 (inline_forbidden_p): Disallow inlining if some static var
9294 has an address of a local LABEL_DECL in its initializer.
9295 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9298 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9300 PR tree-optimization/34635
9301 * tree-data-ref.c (add_other_self_distances): Make sure that the
9302 evolution step is constant.
9304 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9307 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9309 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9311 * tree-sra.c (scalarize_init): Insert the generate_element_init
9312 statements after the generate_element_zero statements.
9314 2008-01-02 Richard Guenther <rguenther@suse.de>
9318 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9319 for very large number of operands instead of ICEing.
9321 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9324 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9325 while stack probing.
9327 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9329 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9332 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9335 * tree-mudflap.c (mx_register_decls): Guard warning by
9336 !DECL_ARTIFICIAL check.
9338 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9340 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9341 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9342 sse5_perm<mode>): Fix constraints.