1 2008-07-13 Jan Hubicka <jh@suse.cz>
3 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6 2008-07-13 Richard Guenther <rguenther@suse.de>
9 * langhooks.c (lhd_print_error_function): Deal with recursive
12 2008-07-12 Jan Hubicka <jh@suse.cz>
14 * cgraph.c (assembler_name_hash): New static var.
15 (hash_node_by_assembler_name, eq_assembler_name): New.
16 (cgraph_node_for_asm): Use hashtable.
17 (cgraph_remove_node): Maintain hashtable.
18 (change_decl_assembler_name): Sanity check that names are not changing
19 after aliasing was processed.
20 * cgraph.h (varpoon_node): Add next GGC marker.
21 * tree.c (decl_assembler_name_equal): Constify.
22 (decl_assembler_name_hash): New.
23 * tree.h (decl_assembler_name_equal): Constify.
24 (decl_assembler_name_hash): Update.
26 2008-07-12 David Daney <ddaney@avtrex.com>
28 * config/mips/driver-native.c (host_detect_local_cpu): Handle
31 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
33 * doc/md.texi: Document the MIPS "v" constraint.
34 * config/mips/mips.h (reg_class): Revert last change.
35 (REG_CLASS_NAMES): Likewise.
36 (REG_CLASS_CONTENTS): Likewise.
37 * config/mips/mips.c (mips_regno_to_class): Likewise.
38 * config/mips/constraints.md (v): Likewise, but add documentation.
39 Add a comment to say that this constraint should not be used in
42 2008-07-11 DJ Delorie <dj@redhat.com>
44 * config/h8300/h8300.md (length): Fix branch offset limit.
46 2008-07-11 Anatoly Sokolov <aesok@post.ru>
48 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
49 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
50 (avr_hard_regno_scratch_ok): New function.
51 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
52 * config/avr/avr.md (all peepholes that request a scratch register):
53 Remove avr_peep2_scratch_safe use.
55 2008-07-11 Tom Tromey <tromey@redhat.com>
56 Ian Lance Taylor <iant@google.com>
58 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
59 (struct c_common_resword): Define.
60 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
61 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
62 (c_common_reswords, num_c_common_reswords): Declare.
63 * c-common.c (c_common_reswords): New global const array.
64 (num_c_common_reswords): New const int.
65 * c-parser.c (struct resword, reswords): Don't define.
66 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
67 (c_parse_init): Clarify mask code. Use c_common_reswords rather
68 than reswords. If warning about C++ keywords, give them a special
70 (c_lex_one_token): Warn about C++ keywords. Call
71 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
72 (c_parser_external_declaration): Look for RID_xxx rather than
73 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
74 (c_parser_statement_after_labels): Likewise.
75 (c_parser_objc_class_instance_variables): Likewise.
76 (c_parser_objc_class_declaration): Likewise.
77 (c_parser_objc_try_catch_statement): Likewise.
78 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
79 (declspecs_add_type): Likewise.
81 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
83 * ggc-page.c (alloc_page):
84 Substituting xmalloc, xcalloc with
85 XNEWVEC and XCNEWVAR macros which add the
88 2008-07-11 Richard Guenther <rguenther@suse.de>
90 PR tree-optimization/36765
91 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
92 aliases from HEAP vars to SMTs.
94 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
96 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
97 * configure.ac (loose_warn): Move -Wc++-compat from here...
98 (strict_warn): ...to here.
99 * configure: Regenerate.
101 2008-07-10 Joseph Myers <joseph@codesourcery.com>
103 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
104 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
105 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
106 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
107 excluding more specific h8300-*-* and sh-*-* targets.
109 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
111 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert
114 (execute_pre): Call loop_optimizer_finalize in early exit.
116 2008-07-10 Jakub Jelinek <jakub@redhat.com>
119 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
120 uids in the bitmap, not just VAR_DECL uids.
122 PR rtl-optimization/36419
123 * combine-stack-adj.c (adjust_frame_related_expr): New function.
124 (combine_stack_adjustments_for_block): Call it if needed. Delete
126 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
127 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
128 prologue sp adjustment.
130 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
133 * opts.c (print_ignored_options): Report postponed diagnostics for
134 unknown -Wno-* options as warnings, not errors.
135 (postpone_unknown_option_error): Renamed to...
136 (postpone_unknown_option_warning): ... this.
138 2008-07-09 Doug Kwan <dougkwan@google.com>
141 2008-07-08 Doug Kwan <dougkwan@google.com>
143 * config/arm/arm.opt (mandroid): New option.
144 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
145 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
147 (CC1PLUS_SPEC): Same.
149 (STARTFILE_SPEC): Same.
150 (ENDFILE_SPEC): Same.
151 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
154 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
157 * config/mips/mips.h (reg_class): Remove V1_REG.
158 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
159 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
161 (mips_get_tp): New function.
162 (mips_legitimize_tls_address): Use it.
163 * config/mips/constraints.md (v): Delete.
164 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
165 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
166 After reload, split into a move and ...
167 (*tls_get_tp_<mode>_split): ...this new instruction.
169 2008-07-09 David Daney <ddaney@avtrex.com>
171 * config/mips/driver-native.c: Include coretypes.h and tm.h.
173 2008-07-09 Jakub Jelinek <jakub@redhat.com>
175 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
176 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
178 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
179 htab_delete should be called. Don't free c.
180 (lookup_tmp_var): Create temp_htab lazily.
181 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
182 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
184 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
185 lower_omp_ordered, lower_omp_critical, lower_omp_for,
186 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
187 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
188 * tree-sra.c (generate_element_init): Likewise.
189 * tree-mudflap.c (execute_mudflap_function_ops,
190 execute_mudflap_function_decls): Likewise.
191 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
192 * tree-gimple.h (struct gimplify_ctx): New type.
193 (push_gimplify_context): Adjust prototype.
195 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
197 * tree-ssa-pre.c (phi_translate_1): Update placement of
200 2008-07-09 Anatoly Sokolov <aesok@post.ru>
202 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
203 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
204 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
205 * targhooks.c (default_hard_regno_scratch_ok): New function.
206 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
207 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
208 * recog.c: Include "target.h".
209 (peep2_find_free_register): Add check for global regs. Add target
211 * Makefile.in (recog.o): Depend on target.h.
213 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
215 * config/sh/sh.c (sh_canonical_va_list_type): New.
216 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
218 2008-07-09 Raksit Ashok <raksit@google.com>
220 * doc/invoke.texi (Option Summary): Mention new option
221 -Wdisallowed-function-list=...
222 (Warning Options): Document -Wdisallowed-function-list=...
223 * common.opt (Wdisallowed-function-list=): New flag.
224 * flags.h (warn_disallowed_functions): External definition of new
225 boolean warning flag.
226 (warn_if_disallowed_function_p): Declare new function.
227 * opts.c (warning_disallowed_functions): New static variable.
228 (warn_disallowed_functions): New boolean warning flag.
229 (warn_if_disallowed_function_p): New function.
230 (add_comma_separated_to_vector): Rename
231 add_instrument_functions_exclude_list to this.
232 (common_handle_option): Handle new option. Rename calls to
233 add_instrument_functions_exclude_list into calls to
234 add_comma_separated_to_vector.
235 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
236 based on flag warn_disallowed_functions.
238 2008-07-09 Christian Bruel <christian.bruel@st.com>
240 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
241 instead of get_attr_length.
243 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
245 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
247 * genemit.c (gen_insn): Likewise.
248 * gengtype.c (note_def_vec): Likewise.
249 * gengtype.h (note_def_vec): Likewise.
250 * genoutput.c (struct data, output_insn_data, process_template,
251 gen_expand, gen_split, note_constraint): Likewise.
252 * genrecog.c (new_decision, add_to_sequence, factor_tests,
253 make_insn_sequence): Likewise.
254 * gensupport.c (record_insn_name): Likewise.
256 2008-07-08 Doug Kwan <dougkwan@google.com>
258 * config/arm/arm.opt (mandroid): New option.
259 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
260 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
262 (CC1PLUS_SPEC): Same.
264 (STARTFILE_SPEC): Same.
265 (ENDFILE_SPEC): Same.
266 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
269 2008-07-08 Raksit Ashok <raksit@google.com>
271 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
272 (set_storage_via_setmem): Fix expected_align parameter.
273 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
274 missing from the list.
275 * doc/md.texi (movmem): Explicitly state that expected alignment is
276 to be expressed in bytes.
277 (setmem): Explicitly state that expected alignment is to be expressed
280 2008-07-08 Joseph Myers <joseph@codesourcery.com>
282 * reload.c (find_reloads_subreg_address): Do not require validity
283 of address in original mode before reloading address.
285 2008-07-07 Tianwei Sheng <tianweis@google.com>
287 * df-core.c (df_remove_problem): Adjust the access to avoid out of
290 2008-07-08 Jakub Jelinek <jakub@redhat.com>
292 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P
295 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
297 Fix PR tree-optimization/23455
298 Fix PR tree-optimization/35286
299 Fix PR tree-optimization/35287
300 * Makefile.in (OBJS-common): Remove tree-vn.o.
302 * dbgcnt.def: Add treepre_insert debug counter.
303 * gcc/tree-flow.h (add_to_value): Updated for other changes.
304 (debug_value_expressions): Ditto.
305 (print_value_expressions): Ditto.
306 * tree-pretty-print.c (dump_generic_node): Updated for
307 VALUE_HANDLE removal.
308 * tree-ssa-dom.c (record_equality): Ditto.
309 (cprop_operand): Ditto.
310 (lookup_avail_expr): Ditto.
311 * tree-ssa-threadedge.c
312 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
313 (simplify_control_stmt_condition): Ditto.
314 * tree.c (tree_code_size): Ditto.
315 (tree_node_structure): Ditto.
316 (iterative_hash_expr): Ditto.
318 * tree.h (VALUE_HANDLE_ID): Ditto.
319 (VALUE_HANDLE_EXPR_SET): Ditto.
320 (struct tree_value_handle): Ditto.
321 (union tree_node): Ditto.
322 * treestruct.def: Ditto.
323 * tree-vn.c: Removed.
324 * tree-ssa-pre.c: Rewritten entirely.
325 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
326 (constant_value_ids): Ditto.
327 (vn_nary_op_t): Moved to header.
329 (vn_reference_op_t): Ditto
330 (vn_reference_t): Ditto.
331 (next_value_id): New variable.
332 (VN_INFO): Add an assert.
333 (vn_constant_eq): New function.
334 (vn_constant_hash): Ditto.
335 (get_or_alloc_constant_value_id): Ditto.
336 (value_id_constant_p): Ditto.
337 (vn_reference_compute_hash): De-staticify.
338 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
339 Disable some code with a FIXME.
340 Remove VALUE_HANDLE use.
341 (valueize_refs): Update opcode if it changes from ssa name to
343 (vn_reference_lookup_1): Add new argument.
344 (vn_reference_lookup): Ditto.
345 (vn_reference_lookup_pieces): New function.
346 (vn_reference_insert): Add return type. Modify to deal with value
348 (vn_reference_insert_pieces): New function.
349 (vn_nary_op_compute_hash): De-staticify.
350 (vn_nary_op_eq): Ditto.
351 (vn_nary_op_lookup_pieces): New function.
352 (vn_nary_op_lookup): Add new argument.
353 (vn_nary_op_insert_pieces): New function.
354 (vn_nary_op_insert): Add return type. Modify to deal with value
356 (vn_phi_insert): Ditto.
357 (visit_unary_op): Update for callee changes.
358 (visit_binary_op): Ditto.
359 (visit_reference_op_load): Ditto.
360 (visit_reference_op_store): Ditto.
361 (init_scc_vn): Init next_value_id, constant_to_value_id and
363 (free_scc_vn): Free them.
364 (set_hashtable_value_ids): New function.
365 (run_scc_vn): Use it.
366 (get_max_value_id): New function.
367 (get_next_value_id): Ditto.
368 (expressions_equal_p): Moved from tree-vn.c
370 (sort_vuses_heap): Ditto.
371 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
373 * tree.c (iterative_hash_hashval_t): Made non-static
374 * tree.h (iterative_hash_hashval_t): Declare it.
376 2008-07-08 Martin Jambor <mjambor@suse.cz>
378 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
379 instead of ipa_create_node_params.
380 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
381 ipa_check_create_edge_args, free them with
382 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
384 * ipa-prop.c: Include flags.h and tree-inline.h.
385 (ipa_node_params_vector): New variable.
386 (ipa_edge_args_vector): New variable.
387 (edge_removal_hook_holder): New variable.
388 (node_removal_hook_holder): New variable.
389 (edge_duplication_hook_holder): New variable.
390 (node_duplication_hook_holder): New variable.
391 (ipa_detect_param_modifications): Check for presence of modified flags.
392 (ipa_compute_jump_functions): Check for presence of jump functions.
393 (ipa_free_edge_args_substructures): New function.
394 (ipa_create_node_params): Removed.
395 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
396 (ipa_free_node_params_substructures): New function.
397 (ipa_free_all_node_params): Changed to deallocate the on-the-side
399 (ipa_edge_removal_hook): New function.
400 (ipa_node_removal_hook): New function.
401 (duplicate_array): New function.
402 (ipa_edge_duplication_hook): New function.
403 (ipa_node_duplication_hook): New function.
404 (ipa_register_cgraph_hooks): New function.
405 (ipa_unregister_cgraph_hooks): New function.
406 (free_all_ipa_structures_after_ipa_cp): New function.
408 * ipa-prop.h: Include vec.h.
409 (ipa_node_params_t): New typedef with vector types for it.
410 (ipa_edge_args_t): New typedef with vector types for it.
411 (IPA_NODE_REF): Changed to access an on-the-side vector.
412 (IPA_EDGE_REF): Changed to access an on-the-side vector.
413 (ipa_check_create_node_params): New function.
414 (ipa_check_create_edge_args): New function.
416 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
419 2008-07-07 Tom Tromey <tromey@redhat.com>
421 * configure, config.in: Rebuilt.
422 * configure.ac: Don't check for scandir or alphasort.
424 2008-07-07 Joseph Myers <joseph@codesourcery.com>
426 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
427 types immediately after creating them.
429 2008-07-07 Joseph Myers <joseph@codesourcery.com>
431 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
433 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
435 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
436 dump_constraint_graph.
437 (dump_constraint_edge): New function.
438 (dump_constraint_graph): New function.
439 (debug_constraint_graph): New function.
440 (dump_constraint): Removed useless comparison.
441 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
442 (dump_constraint_graph): Declare.
443 (debug_constraint_graph): Declare.
444 * tree-dump.c (struct dump_option_value_info): Declare
447 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
449 * config/i386/i386.c (is_va_list_char_pointer): New.
450 (ix86_va_start): Replace compare with ms_va_list_type_node
451 by is_va_list_char_pointer.
452 (ix86_gimplify_va_arg): Likewise.
454 2008-07-07 Martin Jambor <mjambor@suse.cz>
456 * cgraph.c (cgraph_edge_max_uid): New variable.
457 (struct cgraph_edge_hook_list): New type.
458 (struct cgraph_node_hook_list): New type.
459 (struct cgraph_2edge_hook_list): New type.
460 (struct cgraph_2node_hook_list): New type.
461 (first_cgraph_edge_removal_hook): New variable.
462 (first_cgraph_node_removal_hook): New variable.
463 (first_cgraph_edge_duplicated_hook): New variable.
464 (first_cgraph_node_duplicated_hook): New variable.
465 (cgraph_add_edge_removal_hook): New function.
466 (cgraph_remove_edge_removal_hook): New function.
467 (cgraph_call_edge_removal_hooks): New function.
468 (cgraph_add_node_removal_hook): New function.
469 (cgraph_remove_node_removal_hook): New function.
470 (cgraph_call_node_removal_hooks): New function.
471 (cgraph_add_edge_duplication_hook): New function.
472 (cgraph_remove_edge_duplication_hook): New function.
473 (cgraph_call_edge_duplication_hooks): New function.
474 (cgraph_add_node_duplication_hook): New function.
475 (cgraph_remove_node_duplication_hook): New function.
476 (cgraph_call_node_duplication_hooks): New function.
477 (cgraph_create_edge): Assign to edge uid.
478 (cgraph_remove_edge): Call edge removal hooks.
479 (cgraph_node_remove_callees): Call edge removal hooks.
480 (cgraph_node_remove_callers): Call edge removal hooks.
481 (cgraph_remove_node): Call node removal hooks.
482 (cgraph_clone_edge): Call edge duplication hooks.
483 (cgraph_clone_node): Call node duplication hooks.
485 * cgraph.h (cgraph_edge): New field uid.
486 (cgraph_edge_hook): New type.
487 (cgraph_node_hook): New type.
488 (cgraph_2edge_hook): New type.
489 (cgraph_2node_hook): New type.
491 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
493 * config.in: Regenerate.
495 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
497 * gcc.c (print_sysroot): New.
498 (option_map, display_help, process_command): Handle the
499 -print-sysroot option.
500 (main): Print the sysroot if requested.
501 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
503 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
506 * unwind-pe.h (size_of_encoded_value): add attribute unused.
508 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
510 * function.c (assign_parm_remove_parallels): Check mode of
512 (assign_parm_setup_block_p): Also check mode of entry_parm.
514 2008-07-07 Richard Guenther <rguenther@suse.de>
516 * tree-ssa-structalias.h (set_used_smts): Remove.
517 * tree-ssa-structalias.c (used_smts): Likewise.
518 (set_used_smts): Likewise.
519 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
520 call to set_used_smts.
522 2008-07-07 Richard Guenther <rguenther@suse.de>
524 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
525 (new_var_info): Set it to false.
526 (solution_set_add): Correctly handle pointers outside a var and
528 (type_safe): Treat variables with is_full_var properly.
529 (do_sd_constraint): Likewise.
530 (do_ds_constraint): Likewise.
531 (process_constraint): Remove zeroing offset for !use_field_sensitive.
532 (get_constraint_for_ptr_offset): New function.
533 (get_constraint_for_component_ref): For addresses at least include
534 the last field of the variable. Handle is_full_vars properly.
535 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
536 (handle_ptr_arith): Remove.
537 (find_func_aliases): Simplify assignment handling.
538 (create_function_info_for): For parameter and result varinfos set
540 (create_variable_info_for): Set is_full_var flag whenever we
541 just created a single varinfo for a decl.
542 (init_alias_vars): Initialize use_field_sensitive from
543 max-fields-for-field-sensitive parameter.
545 2008-07-07 Richard Guenther <rguenther@suse.de>
547 PR tree-optimization/36713
548 * tree-flow-inline.h (is_call_used): New function.
549 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
550 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
551 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
553 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
555 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
557 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
559 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
561 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
562 Nathan Sidwell <nathan@codesourcery.com>
564 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
565 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
567 * config/m68k/t-linux: New.
568 * doc/install.texi: Document m68k-*-linux is now multilibbed by
571 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
573 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
574 * config/m68k/m68k-devices.def: Remove multilibs that only differ
577 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
579 * gcc.c (execute): Fix -Wc++-compat warning.
581 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
584 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
585 constant for little endian.
587 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
589 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
590 mips_base_mips16 instead of TARGET_MIPS16.
591 (mips_base_mips16): Declare.
592 * config/mips/mips.c (mips_base_mips16): Make global.
593 (was_mips16_p): Remove GTY marker.
594 (was_mips16_pch_p): New variable.
595 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
596 (mips_override_options): Force to non-MIPS16 mode initially.
597 Do not complain about MIPS16 PIC incompatibilities here.
598 Only allow -mgpopt if -mexplicit-relocs is in force for
601 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
603 * configure.ac: Check for caddr_t, define to char * if not defined.
604 * configure: Regenerate.
605 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
606 (mmap_gt_pch_use_address): Likewise.
607 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
609 2008-07-06 Richard Guenther <rguenther@suse.de>
611 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
612 (new_var_info): Deal with it.
613 (solution_set_add): Likewise.
614 (bitpos_of_field): Make signed, fix.
615 (struct fieldoff): Remove type and decl fields. Make size field
616 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
618 (fieldoff_compare): Deal with it.
619 (push_fields_onto_fieldstack): Remove has_union argument, glob
620 adjacent non-pointer fields together.
621 (create_function_info_for): Do not set has_union.
622 (create_variable_info_for): Simplify.
624 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
626 * config.gcc (extra_headers): Add cross-stdarg.h for target
627 x86_64-*-* and i?86-*-*.
628 * config/i386/cross-stdarg.h: New.
629 * builtins.c (std_fn_abi_va_list): New.
630 (std_canonical_va_list_type): New.
631 (stabilize_va_list): Replace va_list_type_node use by
632 mtarget.canonical_va_list_type.
633 (gimplify_va_arg_expr): Likewise.
634 (expand_builtin_va_copy): Replace va_list_type_node use by
635 mtarget.fn_abi_va_list.
636 * tree-sra.c (is_va_list_type): New helper.
637 (decl_can_be_decomposed_p): Replace
638 va_list_type_node use by is_va_list_type.
639 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
640 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
641 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
642 * config/i386/i386-protos.h (ix86_get_valist_type): New.
643 (ix86_enum_va_list): New.
644 * config/i386/i386.c (sysv_va_list_type_node): New.
645 (ms_va_list_type_node): New.
646 (ix86_function_type_abi): Remove sorry.
647 (ix86_build_builtin_va_list_abi): New.
648 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
650 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
651 (ix86_init_builtins_va_builtins_abi): New.
652 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
654 (ix86_handle_abi_attribute): New.
655 (attribute_spec): Add sysv_abi and ms_abi.
656 (ix86_fn_abi_va_list): New.
657 (ix86_canonical_va_list_type): New.
658 (ix86_enum_va_list): New.
659 (TARGET_FN_ABI_VA_LIST): New.
660 (TARGET_CANONICAL_VA_LIST_TYPE): New.
661 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
662 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
663 (TARGET_CANONICAL_VA_LIST_TYPE): New.
664 (TARGET_ENUM_VA_LIST): New.
665 * expr.h (std_fn_abi_va_list): New.
666 (std_canonical_va_list_type): New.
667 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
668 (TARGET_CANONICAL_VA_LIST_TYPE): New.
669 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
670 TARGET_CANONICAL_VA_LIST_TYPE.
671 * target.h (struct gcc_target): Add fn_abi_va_list hook
672 and canonical_va_list_type hook.
674 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
676 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
677 integral and pointer types.
679 2008-07-04 Roger Sayle <roger@eyesopen.com>
681 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
682 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
684 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
687 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
690 2008-07-04 Jakub Jelinek <jakub@redhat.com>
692 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
693 build_gimple_modify_stmt.
694 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
695 gimple operand. Use fold_build* instead of build*.
697 2008-07-04 Richard Guenther <rguenther@suse.de>
699 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
700 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
701 properly to compute the reachability set if we do field-sensitive PTA.
702 * invoke.texi (max-fields-for-field-sensitive): Document default.
703 * opts.c (decode_options): Set max-fields-for-field-sensitive to
704 100 for optimize >= 2.
706 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
708 * ggc-zone.c (lookup_page_table_if_allocated,
709 set_page_table_entry, zone_find_object_size, alloc_small_page,
710 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
711 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
712 -Wc++-compat and/or -Wcast-qual warnings.
714 2008-07-04 Alan Modra <amodra@bigpond.net.au>
717 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
718 pic_offset_table_rtx to be marked as used here.
719 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
720 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
721 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
722 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
725 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
727 * alloc-pool.c (hash_descriptor, eq_descriptor,
728 alloc_pool_descriptor): Fix -Wc++-compat warnings.
729 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
731 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
732 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
733 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
735 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
738 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
740 * tree-flow.h (loop_only_exit_p): Declare.
741 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
742 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
743 the number of iterations if it is constant. Otherwise, if this is the
744 only possible exit of the loop, use the conservative estimate on the
745 number of iterations of the entire loop if available.
747 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
749 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
750 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
751 Add synchronization functions.
752 * config/sync.c: New file.
753 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
754 (LIBGCC_SYNC_CFLAGS): Likewise.
756 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
759 * config/i386/i386.md (mode): Add TF to "mode" attribute.
760 (*pushtf_sse): New insn pattern.
761 (pushtf splitters): New splitters.
763 2008-07-03 Michael Meissner <gnu@the-meissners.org>
766 * predict.c (build_predict_expr): Use void_type_node for the tree
767 type, instead of NULL_TREE.
769 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
771 * config/i386/i386.c (contains_aligned_value_p): Return true
773 (ix86_data_alignment): Align TCmode to 128bits.
774 (ix86_local_alignment): Likewise.
776 2008-07-03 Andrew Haley <aph@redhat.com>
779 * vec.h (VEC_TA): New.
780 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
781 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
782 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
783 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
784 (C_COMMON_FIXED_TYPES): Remove first arg.
785 (C_COMMON_FIXED_MODE_TYPES): Likewise.
786 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
787 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
788 not to use empty macro arguments.
790 2008-07-02 Joseph Myers <joseph@codesourcery.com>
792 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
793 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
794 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
795 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
796 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
797 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
798 config/ia64/crtn.asm, config/m68hc11/larith.asm,
799 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
800 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
801 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
802 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
803 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
804 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
805 config/rs6000/e500crtres64gpr.asm,
806 config/rs6000/e500crtres64gprctr.asm,
807 config/rs6000/e500crtrest32gpr.asm,
808 config/rs6000/e500crtrest64gpr.asm,
809 config/rs6000/e500crtresx32gpr.asm,
810 config/rs6000/e500crtresx64gpr.asm,
811 config/rs6000/e500crtsav32gpr.asm,
812 config/rs6000/e500crtsav64gpr.asm,
813 config/rs6000/e500crtsav64gprctr.asm,
814 config/rs6000/e500crtsavg32gpr.asm,
815 config/rs6000/e500crtsavg64gpr.asm,
816 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
817 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
818 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
819 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
820 config/sparc/sol2-cn.asm: Remove .file directives.
822 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
824 * resource.c (mark_referenced_resources): Look inside
825 UNSPEC_VOLATILEs and ASM_INPUTs.
827 2008-07-02 Ian Lance Taylor <iant@google.com>
829 * rtlanal.c (add_reg_note): New function.
830 * rtl.h (add_reg_note): Declare.
831 * auto-inc-dec.c (attempt_change): Use add_reg_note.
832 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
833 * builtins.c (expand_builtin_longjmp): Likewise.
834 (expand_builtin_nonlocal_goto): Likewise.
835 * calls.c (emit_call_1, expand_call): Likewise.
836 * cfgexpand.c (add_reg_br_prob_note): Likewise.
837 * cfglayout.c (fixup_reorder_chain): Likewise.
838 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
839 (commit_one_edge_insertion): Likewise.
840 * combine.c (move_deaths, distribute_notes): Likewise.
841 * df-problems.c (df_set_note): Likewise.
842 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
843 (set_unique_reg_note): Likewise.
844 (emit_copy_of_insn_after): Likewise.
845 * expr.c (expand_expr_real): Likewise.
846 * gcse.c (add_label_notes): Likewise.
847 * haifa-sched.c (create_check_block_twin): Likewise.
848 * jump.c (mark_jump_label_1): Likewise.
849 * loop-doloop.c (add_test, doloop_modify): Likewise.
850 * loop-unswitch.c (compare_and_jump_seq): Likewise.
851 * lower-subreg.c (move_eh_region_note): Likewise.
852 * optabs.c (emit_libcall_block): Likewise.
853 * predict.c (predict_insn): Likewise.
854 (combine_predictions_for_insn): Likewise.
855 * recog.c (peephole2_optimize): Likewise.
856 * regmove.c (try_auto_increment): Likewise.
857 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
858 * reload.c (find_reloads): Likewise.
859 * reload1.c (fixup_eh_region_note): Likewise.
860 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
861 * reorg.c (delete_prior_computation): Likewise.
862 (delete_computation, dbr_schedule): Likewise.
863 * config/pa/pa.c (legitimize_pic_address): Likewise.
864 * config/sh/sh.c (sh_reorg): Likewise.
866 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
869 * config/libgcc-glibc.ver: Add %exclude.
870 * config/m32r/libgcc-glibc.ver: Likwise.
871 * config/s390/libgcc-glibc.ver: Likwise.
872 * config/sh/libgcc-glibc.ver: Likwise.
873 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
875 * config/i386/libgcc-glibc.ver: New.
877 * config/i386/libgcc-x86_64-glibc.ver: Removed.
879 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
881 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
882 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
883 i[34567]86-*-linux*, x86_64-*-linux*. Add
884 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
885 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
886 x86_64-*-linux*. Add i386/t-linux to tmake_file for
887 i[34567]86-*-linux*, x86_64-*-linux*.
889 * libgcc-std.ver: Add empty GCC_4.4.0.
891 * mkmap-symver.awk: Support multiple versions per symbol.
893 * config/i386/i386.c (ix86_init_builtins): Always define
894 __builtin_fabsq and __builtin_copysignq with fallbacks.
895 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
896 and __builtin_copysignq if SSE2 isn't available.
898 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
899 (LIBGCC2_TF_CEXT): Likwise.
902 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
904 * config/i386/sfp-machine.h: Moved to libgcc.
906 * config/i386/sfp-machine.h: New.
907 * config/i386/t-linux: Likwise.
909 * config/i386/t-darwin: Remove softfp_wrap_start and
911 * config/i386/t-darwin64: Likewise.
913 * config/i386/t-fprules-softfp64: Renamed to ...
914 * config/i386/t-fprules-softfp: This.
916 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
919 2008-07-02 Jason Merrill <jason@redhat.com>
921 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
923 * tree.c (ctor_to_list): New fn.
924 * tree.h: Declare it.
925 (CONSTRUCTOR_ELT): New macro.
926 (CONSTRUCTOR_NELTS): New macro.
928 2008-07-02 Richard Guenther <rguenther@suse.de>
930 * tree-ssa-structalias.c (struct variable_info): Reorder
931 to fill padding on 64bit hosts. Make collapsed_to an int.
932 (get_varinfo_fc): Deal with that.
933 (new_var_info): Likewise.
934 (collapse_rest_of_var): Likewise.
936 2008-07-02 Joshua Sumali <jsumali@redhat.com>
938 * doc/install.texi (--enable-java-home): Document.
939 (--enable-aot-compile-rpm): Likewise.
940 (--with-arch-directory): Likewise.
941 (--with-os-directory): Likewise.
942 (--with-origin-name): Likewise.
943 (--with-arch-suffix): Likewise.
944 (--with-jvm-root-dir): Likewise.
945 (--with-jvm-jar-dir): Likewise.
946 (--with-python-dir): Likewise.
948 2008-07-02 Richard Guenther <rguenther@suse.de>
950 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
951 from decls explicitly. Merge operand checking from tuples.
953 2008-07-02 Martin Jambor <mjambor@suse.cz>
955 * tree-switch-conversion.c: Included timevar.h which I forgot before.
957 2008-07-02 Martin Jambor <mjambor@suse.cz>
959 * tree-switch-conversion.c: Included timevar.h
960 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
962 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
964 2008-07-02 Martin Jambor <mjambor@suse.cz>
966 * tree-switch-conversion.c: Corrected various comments and
968 (build_constructors): Fixed minor formatting mistakes.
970 * invoke.texi (Optimize Options): Corrected the
971 switch-conversion-max-branch-ratio parameter.
973 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
975 * final.c (asm_insn_count): Return zero for an empty asm body.
977 2008-07-02 Richard Guenther <rguenther@suse.de>
979 * bitmap.h (bitmap_set_bit): Return bool.
980 (bitmap_clear_bit): Likewise.
981 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
982 write to the bitmap if it would.
983 (bitmap_clear_bit): Likewise.
984 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
985 bitmap_set_bit return value.
986 (add_pred_graph_edge): Likewise.
987 (add_graph_edge): Likewise.
988 (do_sd_constraint): Likewise.
989 (do_ds_constraint): Likewise.
991 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
993 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
994 Fix -Wc++-compat and/or -Wcast-qual warnings.
995 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
996 gen_regparm_prefix): Likewise.
997 * vmsdbgout.c (write_modbeg, lookup_filename,
998 vmsdbgout_source_line, vmsdbgout_init): Likewise.
1000 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
1002 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
1003 defaults.h definition apply.
1005 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1007 * function.c (assign_parm_remove_parallels): New.
1008 (assign_parm_setup_block_p): Do not return true for non-BLKmode
1010 (assign_parm_setup_block): Do not handle them.
1011 (assign_parm_setup_reg, assign_parm_setup_stack): Call
1012 assign_parm_remove_parallels.
1014 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1016 * c-typeck.c (convert_for_assignment): Use
1017 vector_targets_convertible_p.
1018 * c-common.c (vector_targets_convertible_p): New.
1019 * c-common.h (vector_targets_convertible_p): New prototype.
1020 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
1021 opaque_p_V2SI_type_node.
1023 2008-07-01 Steve Ellcey <sje@cup.hp.com>
1025 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
1028 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
1030 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
1031 TFmode constants via two element DImode vector for hosts with
1032 HOST_BITS_PER_WIDE_INT < 64.
1033 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
1034 also for HOST_BITS_PER_WIDE_INT < 64.
1036 2008-07-01 Richard Guenther <rguenther@suse.de>
1038 PR tree-optimization/36666
1039 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
1040 (get_constraint_exp_from_ssa_var): Split into ...
1041 (get_constraint_exp_for_temp): ... this ...
1042 (get_constraint_for_ssa_var): ... and that.
1043 Return constraint expressions for all touched sub-fields
1044 if the results address is not taken.
1045 (process_constraint): Remove assertion that aggregate
1046 assignments do not happen at this place.
1047 (get_constraint_for_component_ref): Add address_p argument.
1048 Return constraint expressions for all touched sub-fields
1049 if the results address is not taken.
1050 (do_deref): Use get_constraint_exp_for_temp.
1051 (get_constraint_for_1): Rename from ...
1052 (get_constraint_for): ... this. Add the old function as wrapper.
1053 (do_structure_copy): Use get_constraint_for_1.
1055 2008-07-01 Martin Jambor <mjambor@suse.cz>
1057 * Makefile.in (tree-switch-conversion.o): Add.
1058 (OBJS-common): Add tree-swtch-conversion.o.
1059 * passes.c (init_optimization_passes): Add pass_convert_switch.
1060 * tree-pass.h: (pass_convert_switch): Add.
1061 * tree-switch-conversion.c: New file.
1062 * gcc.dg/tree-ssa/cswtch.c: New testcase.
1063 * common.opt (ftree-cswtch): New option.
1064 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1065 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1066 * opts.c (decode_options): Set flag_tree_switch_conversion when
1067 optimization level is >= 2.
1068 * doc/invoke.texi (Optimize Options): Added description of
1069 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
1071 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1073 * config/darwin-driver.c (darwin_default_min_version): Fix
1074 -Wc++-compat warnings.
1076 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
1081 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1083 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
1085 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1087 PR rtl-optimization/34744
1088 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
1089 (df_scan_free_internal): Free data structures not
1090 allocated in storage pools.
1091 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
1092 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
1093 df_scan_free_mws_vec.
1094 * dse.c (dse_step6): Free offset_map_p and offset_map_n
1097 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
1099 * config/i386/i386.c (contains_aligned_value_p): Return true
1101 (ix86_function_arg_boundary): Return its natural boundary
1103 (return_in_memory_32): Don't check TDmode.
1104 (ix86_split_to_parts): Support splitting into 4 parts and
1105 support TFmode for 32bit target.
1106 (ix86_split_long_move): Support splitting into 4 parts.
1107 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
1109 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
1110 (ix86_init_builtins): Here.
1111 (ix86_scalar_mode_supported_p): Always return true for TFmode.
1112 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
1113 'q' and 'w', respectively.
1115 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
1117 (movtf_internal): Likewise.
1118 (<code>tf2): Likewise.
1119 (*absnegtf2_sse): Likewise.
1120 (copysign<mode>3): Likewise.
1121 (copysign<mode>3_const): Likewise.
1122 (copysign<mode>3_var): Likewise.
1123 (define_split UNSPEC_COPYSIGN): Likewise.
1124 * config/i386/sse.md (*nandtf3): Likewise.
1125 (<code>tf3): Likewise.
1126 (*<code>tf3): Likewise.
1128 2008-06-30 Joey Ye <joey.ye@intel.com>
1129 H.J. Lu <hongjiu.lu@intel.com>
1131 * global.c (compute_regsets): Set frame_pointer_needed here.
1132 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
1134 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1136 * doc/install.texi (specific): Expand Windows build notes.
1138 2008-06-30 Ira Rosen <irar@il.ibm.com>
1140 PR tree-optimization/36648
1141 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
1142 number of prolog iterations by step. Fix the comment.
1144 2008-06-30 Richard Guenther <rguenther@suse.de>
1147 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
1148 handle calls from ECF_MALLOC functions.
1149 (handle_pure_call): ECF_MALLOC functions do not return
1151 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
1153 2008-06-29 Andreas Schwab <schwab@suse.de>
1155 * config/m68k/m68k.c (print_operand): Always print a float
1157 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
1158 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
1161 * config/rs6000/x-linux64: Remove never used file.
1163 2008-06-29 Richard Guenther <rguenther@suse.de>
1165 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
1167 (struct alias_info): Move ...
1168 * tree-ssa-alias.c: ... here.
1169 (update_alias_info): Declare.
1170 (compute_may_aliases): Call it.
1171 (update_alias_info): New function.
1172 * tree-ssa-structalias.c (update_alias_info): Move ...
1173 * tree-ssa-alias.c (update_alias_info_1): ... here.
1174 * tree-ssa-structalias.c (process_constraint_1): Remove
1175 unused from_call argument. Rename to ...
1176 (process_constraint): ... this. Delete old wrapper.
1177 (make_constraint_to): Adjust callers.
1178 (handle_const_call): Likewise.
1179 (handle_pure_call): Likewise.
1180 (init_base_vars): Likewise.
1181 (handle_lhs_call): Likewise. Remove unnecessary constraint.
1182 (find_func_aliases): We don't need structure copies for
1184 (make_constraint_from_anything): Remove.
1185 (create_variable_info_for): For globals make constraints
1186 from escaped, not from anything.
1187 (compute_points_to_sets): Do not call update_alias_info.
1188 (ipa_pta_execute): Use make_constraint_from.
1190 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1192 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
1193 (bitmap.o-warn, dominance.o-warn): New.
1194 * configure.ac (cxx_compat_warn): Delete.
1195 (loose_warn): Add -Wcast-qual and -Wc++-compat.
1196 * system.h: Remove #pragma diagnostic for -Wcast-qual and
1198 * configure: Regenerate.
1200 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
1203 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1205 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
1206 * df-scan.c (df_notes_rescan): Likewise.
1207 * ggc-page.c (set_page_table_entry): Likewise.
1208 * intl.c (gcc_gettext_width): Likewise.
1209 * varasm.c (get_unnamed_section, get_noswitch_section,
1210 get_section): Likewise.
1212 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
1214 * regrename.c (build_def_use): Don't copy RTX.
1216 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
1218 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
1219 (Type Attributes): Fix nesting of @table and @subsection. Adjust
1220 punctuation. Use @ref instead of @xref.
1221 (Function Names): Remove stray @display/@end display.
1222 (C++ Attributes): Use @ref instead of @xref.
1223 (Deprecated Features): Fix punctuation around @xref.
1224 (Backwards Compatibility): Likewise.
1225 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
1227 2008-06-28 Joseph Myers <joseph@codesourcery.com>
1229 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
1230 constants for E500 double.
1232 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1234 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
1235 element type of const_vector.
1237 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
1239 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
1240 Remove FLAGS_REG clobber from expander pattern.
1241 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
1242 (anddi3, andsi3, andhi3, andqi3): Ditto.
1243 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
1244 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
1245 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
1246 (ashlsi3, ashlhi3, ashlqi3): Ditto.
1247 (ashrsi3, ashrhi3, ashrqi3): Ditto.
1248 (lshrsi3, lshrhi3, lshrqi3): Ditto.
1249 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
1250 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
1252 2008-06-28 Richard Guenther <rguenther@suse.de>
1254 * tree-ssa-structalias.c (callused_id, var_callused,
1255 callused_tree): Add.
1256 (handle_pure_call): New function.
1257 (find_func_aliases): Call it.
1258 (find_what_p_points_to): Handle the call-used set.
1259 (clobber_what_escaped): Likewise.
1260 (compute_call_used_vars): New function.
1261 (init_base_vars): Init the call-used variable.
1262 (do_sd_constraint): Do not propagate the solution from CALLUSED
1263 but use CALLUSED as a placeholder.
1264 (solve_graph): Likewise.
1265 * tree-flow-inline.h (gimple_call_used_vars): New function.
1266 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
1267 (compute_call_used_vars): Declare.
1268 * tree-ssa-alias.c (set_initial_properties): Call
1269 compute_call_used_vars.
1270 (reset_alias_info): Clear call-used variables.
1271 (add_call_clobber_ops): Assert we are not called for const/pure
1272 functions. Remove handling of them.
1273 (add_call_read_ops): Handle pure functions by adding the
1274 call-used set of variables as VUSEs.
1275 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
1276 (delete_tree_ssa): Free it.
1277 * tree-dfa.c (remove_referenced_var): Clear the var from the
1280 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
1282 * tree.c (build_varargs_function_type_list): New.
1283 (build_function_type_list_1): New.
1284 (build_function_type_list): Use build_function_type_list_1.
1285 * tree.h (build_varargs_function_type_list): New.
1287 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1290 * config/spu/spu.c (spu_builtin_splats): Do not generate
1291 invalid CONST_VECTOR expressions.
1292 (spu_expand_vector_init): Likewise.
1294 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
1296 * optabs.c (libfunc_decls): New variable.
1297 (libfunc_decl_hash, libfunc_decl_eq): New functions.
1298 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
1299 for the same function twice.
1301 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
1303 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
1304 ix86_expand_binary_operator directly.
1305 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
1307 (*ashrti3_1): Ditto.
1308 (*lshrti3_1): Ditto.
1309 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
1310 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
1311 using only one splitter. Conditionaly execute splitter before or
1312 after peephole2 pass.
1313 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
1314 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
1315 Use only one alternative in asm template.
1316 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
1318 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
1319 "J" operand constraint for operand 2.
1320 (*ashldi3_cconly_rex64): Ditto.
1321 (*ashrdi3_cmp_rex64): Ditto.
1322 (*ashrdi3_cconly_rex64): Ditto.
1323 (*lshrdi3_cmp_rex64): Ditto.
1324 (*lshrdi3_cconly_rex64): Ditto.
1325 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
1326 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
1327 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
1330 2008-06-27 Jakub Jelinek <jakub@redhat.com>
1332 * gimplify.c (omp_is_private): Don't return true if decl is not
1333 already private on #pragma omp for or #pragma omp parallel for.
1336 * tree-cfg.c (struct move_stmt_d): Replace block field with
1337 orig_block and new_block fields.
1338 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
1339 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
1340 (move_block_to_fn): Replace vars_map and new_label_map arguments
1341 with struct move_stmt_d pointer.
1342 (replace_block_vars_by_duplicates): New function.
1343 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
1344 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
1345 all subblocks of ORIG_BLOCK to the new function. Call
1346 replace_block_vars_by_duplicates.
1347 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
1348 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
1349 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
1350 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
1351 (expand_omp): Temporarily set input_location to the location of
1352 region's controlling stmt.
1353 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
1354 BIND_EXPR, push ctx->block_vars and gimplification vars into
1355 the BIND_EXPR and its block's BLOCK_VARS instead of directly
1357 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
1358 there are any BLOCK_VARS.
1359 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
1360 OMP_PARALLEL or OMP_TASK stmt.
1361 (lower_omp): Save and restore input_location around the lower_omp_1
1364 2008-06-27 Richard Guenther <rguenther@suse.de>
1366 PR tree-optimization/36400
1367 PR tree-optimization/36373
1368 PR tree-optimization/36344
1369 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
1370 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
1371 (update_alias_info): Remove call clobbering code.
1372 (make_constraint_to): New helper function.
1373 (make_escape_constraint): Likewise.
1374 (handle_rhs_call): Use it on all pointer containing arguments.
1375 Also mark the static chain escaped.
1376 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
1377 instead of ANYTHING.
1378 (make_constraint_from): New helper split out from ...
1379 (make_constraint_from_anything): ... here.
1380 (find_func_aliases): Add constraints for escape sites.
1381 (intra_create_variable_infos): Make constraints from NONLOCAL
1383 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
1385 (clobber_what_p_points_to): Remove.
1386 (clobber_what_escaped): New function.
1387 (init_base_vars): Init NONLOCAL and ESCAPED.
1388 (do_sd_constraint): Do not propagate the solution from ESCAPED
1389 but use ESCAPED as a placeholder.
1390 (solve_graph): Likewise.
1391 * tree-flow.h (clobber_what_p_points_to): Remove.
1392 (clobber_what_escaped): Declare.
1393 * tree-ssa-alias.c (set_initial_properties): Call it.
1394 Remove code clobbering escaped pointers.
1396 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1398 * function.c (allocate_struct_function): Only allocate a unique
1399 funcdef_no if the decl is nonzero.
1401 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1403 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
1404 * config/mips/mips.c (mips_split_const_insns): New function.
1405 * config/mips/mips.md (move_type): New attribute.
1406 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
1407 (dword_mode): New attribute.
1408 (type): Avoid long line. Map "move_type"s to "type"s,
1409 choosing "multi" for doubleword moves if appropriate.
1410 Swap MTC/MFC comments to match their declaration order.
1411 (extended_mips16): Default to "yes" if "move_type" is "sll0",
1412 "type" is "branch" or "jal" is "direct".
1413 (length): Handle "extended_mips16" first. Make the default
1414 "0" for "ghost" instructions. Set the length from "move_type".
1415 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
1416 of "type", with "sll0" for the register alternative. Remove the
1417 "extended_mips16" attribute.
1418 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
1419 of "type", with "shift_shift" for the register alternative.
1420 Remove the "length" attribute.
1421 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
1422 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
1423 of "type", with "andi" for the register alternative.
1424 (*zero_extendqihi2): Likewise.
1425 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
1426 of "andi" instead of a "type" of "arith".
1427 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
1429 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
1430 (mov_<store>r, *mov<mode>_ra): Likewise.
1431 (extendsidi2): Use "move_type" instead of "type", with "move"
1432 for the register alternative.
1433 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
1434 of "type", with "signext" for the register alternative.
1435 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
1436 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
1437 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
1438 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
1439 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
1440 (unnamed branch insn): Likewise.
1441 (*movdi_gp32_fp64): Fold into...
1442 (*movdi_32bit): ...here.
1443 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
1444 (*movdf_hardfloat): ...this new pattern.
1445 (*movdf_softfloat): Remove redundant FPR alternatives.
1446 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
1447 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
1448 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
1449 the "move" attribute.
1450 (*movdi_32bit): Use "move_type" instead of "type" and remove the
1451 "length" attribute. Use "fpload" and "fpstore" instead of "load"
1452 and "store" for COP loads and stores.
1453 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
1454 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
1455 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
1456 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
1457 (*movtf_mips16, *movv2sf): Likewise.
1458 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
1459 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1460 (mfhc1<mode>): Use "move_type" instead of "move".
1461 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
1462 (loadgp_blockage): Remove the "length" attribute.
1463 (blockage, set_got_version, update_got_version): Likewise.
1464 (call_internal): Remove the "extended_mips16" attribute.
1465 (call_value_internal, call_value_multiple_internal): Likewise.
1466 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
1468 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
1469 the "length" attribute.
1471 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1473 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
1474 -Wcast-qual warnings.
1475 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
1476 handle_pragma_pop_macro): Likewise.
1477 * collect2.c (resolve_lib_name): Likewise.
1478 * config/arc/arc.c (arc_init): Likewise.
1479 * config/arm/arm.c (neon_builtin_compare,
1480 locate_neon_builtin_icode): Likewise.
1481 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
1482 * config/bfin/bfin.c (bfin_init_machine_status,
1483 bfin_optimize_loop): Likewise.
1484 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1485 * config/cris/cris.c (cris_init_expanders): Likewise.
1486 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
1487 * config/darwin.c (machopic_indirection_eq,
1488 machopic_indirection_name, machopic_output_indirection): Likewise.
1489 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
1490 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
1491 frv_optimize_membar): Likewise.
1492 * config/i386/cygwin.h (mingw_scan,
1493 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
1494 * config/i386/cygwin1.c (mingw_scan): Likewise.
1495 * config/i386/i386.c (machopic_output_stub): Likewise.
1496 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
1497 i386_pe_unique_section): Likewise.
1498 * config/ia64/ia64.c (ia64_init_machine_status,
1499 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
1501 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
1502 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
1503 * config/m68k/m68k.c (m68k_handle_option,
1504 m68k_sched_md_init_global): Likewise.
1505 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
1506 mcore_unique_section): Likewise.
1507 * config/mips/mips.c (mips_block_move_straight,
1508 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
1510 * config/mmix/mmix.c (mmix_init_machine_status,
1511 mmix_encode_section_info): Likewise.
1512 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
1513 * config/rs6000/rs6000.c (rs6000_init_machine_status,
1514 print_operand_address, output_toc, redefine_groups,
1515 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
1516 * config/s390/s390.c (s390_init_machine_status): Likewise.
1517 * config/score/score.c (score_block_move_straight,
1518 score_block_move_loop_body): Likewise.
1519 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
1520 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
1521 * emit-rtl.c (find_auto_inc): Likewise.
1522 * gcc.c (translate_options, process_command): Likewise.
1523 * reorg.c (dbr_schedule): Likewise.
1524 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
1525 * xcoffout.c (xcoffout_declare_function): Likewise.
1527 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
1529 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
1530 ipa-pta working again.
1532 2008-06-27 David Edelsohn <edelsohn@gnu.org>
1534 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
1537 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
1539 * config.gcc (powerpc*-*-*): Add new core e500mc.
1540 * config/rs6000/e500mc.md: New file.
1541 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1543 (rs6000_override_options): Add e500mc case to
1544 processor_target_table. Altivec and Spe options not allowed
1545 with e500mc. Add isel instruction to e500mc by
1546 default. Initialize rs6000_cost for e500mc.
1547 (rs6000_issue_rate): Set issue rate for e500mc.
1548 * config/rs6000/rs6000.h (processor_type): Add
1549 PROCESSOR_PPCE500MC.
1550 (ASM_CPU_SPEC): Add e500mc.
1551 Set TARGET_ISEL to rs6000_isel.
1552 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
1553 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
1554 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
1556 * doc/invoke.texi: Add e500mc to list of cpus.
1558 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1561 * c-lex.c (lex_charconst): Initialize unsignedp.
1563 2008-06-27 Olivier Hainque <hainque@adacore.com>
1565 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
1566 documented assumptions.
1568 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
1570 * dwarf2out.c: Remove trailing white spaces. Break long line
1573 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
1575 * libfuncs.h (LTI_synchronize): New libfunc_index.
1576 (synchronize_libfunc): Declare.
1577 * builtins.c (expand_builtin_synchronize): Consider using
1578 synchronize_libfunc before falling back on an asm blockage.
1579 * config/mips/mips.c: Include libfuncs.h
1580 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
1582 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
1584 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
1585 parameter. Copy stack_reg to r11 where appropriate.
1586 (no_global_regs_above): Add gpr parameter.
1587 (rs6000_stack_info): Only add padding for SPE save area if we
1588 are saving SPE GPRs and CR.
1589 (saveres_routine_syms): New variable.
1590 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
1592 (rs6000_savres_routine_sym): New function.
1593 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
1595 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
1596 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
1597 Tweak FPR out-of-line saving.
1598 (rs6000_make_savres_rtx): New function.
1599 (rs6000_use_multiple_p): New function.
1600 (rs6000_savres_strategy): New function.
1601 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1602 out-of-line if appropriate.
1603 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1604 if we are optimizing for size.
1605 (GP_SAVE_INLINE): Define.
1606 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1607 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1608 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1609 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1610 (*save_fpregs_<mode>): Add use of r11.
1611 (*restore_gpregs_<mode>): New insn.
1612 (*return_and_restore_gpregs_<mode>): New insn.
1613 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1615 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1616 (*restore_gpregs_spe): New insn.
1617 (*return_and_restore_gpregs_spe): New insn.
1618 * config/rs6000/predicates.md (save_world_operation): Fix check.
1620 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1622 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1623 this point, so assert that.
1625 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1627 * cfganal.c: Include vec.h and vecprim.h.
1628 (compute_idf): Import from...
1629 * tree-into-ssa (compute_idf): ...here.
1630 * basic-block.h (compute_idf): Export.
1632 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1634 * c-decl.c (merge_decls): Use !current_function_decl to check for
1635 extern declaration of C99 inline function being at file scope.
1637 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1639 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1641 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1643 * alias.c (record_alias_subset, init_alias_analysis): Fix
1644 -Wc++-compat and/or -Wcast-qual warnings.
1645 * attribs.c (lookup_attribute_spec): Likewise.
1646 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1647 copy_bb, connect_traces,
1648 find_rarely_executed_basic_blocks_and_cr): Likewise.
1649 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1650 note_btr_set, migrate_btr_defs): Likewise.
1651 * builtins.c (result_vector, expand_builtin_memcpy,
1652 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1653 builtin_memset_read_str, expand_builtin_printf,
1654 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
1656 * caller-save.c (mark_set_regs): Likewise.
1657 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1658 * cgraph.c (cgraph_edge): Likewise.
1659 * combine.c (likely_spilled_retval_1): Likewise.
1660 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
1661 htab_counts_entry_del, get_coverage_counts): Likewise.
1662 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
1663 new_cselib_val): Likewise.
1664 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
1665 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
1667 * df-core.c (df_compact_blocks): Likewise.
1668 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
1669 * df-scan.c (df_grow_reg_info, df_ref_create,
1670 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
1671 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
1672 df_record_entry_block_defs, df_record_exit_block_uses,
1673 df_bb_verify): Likewise.
1674 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
1675 DF_REF_EXTRACT_MODE_CONST): New.
1676 * dominance.c (get_immediate_dominator, get_dominated_by,
1677 nearest_common_dominator, root_of_dom_tree,
1678 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1679 -Wc++-compat and/or -Wcast-qual warnings.
1680 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1681 record_store, replace_read, check_mem_read_rtx, scan_insn,
1682 dse_step1, dse_record_singleton_alias_set): Likewise.
1683 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1685 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1687 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1688 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1689 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1690 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1691 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1692 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1693 file_name_acquire, output_file_names, add_const_value_attribute,
1694 premark_used_types_helper, file_table_eq, file_table_hash,
1695 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1696 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1697 -Wcast-qual warnings.
1698 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1699 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1700 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1701 gen_reg_rtx, start_sequence, init_emit): Likewise.
1702 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1703 * except.c (init_eh_for_function, gen_eh_region,
1704 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1705 arh_to_landing_pad, arh_to_label, add_action_record,
1706 add_call_site, switch_to_exception_section): Likewise.
1707 * expmed.c (synth_mult): Likewise.
1708 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1709 store_expr): Likewise.
1710 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1712 * function.c (assign_stack_temp_for_type,
1713 allocate_struct_function, match_asm_constraints_1): Likewise.
1714 * gcov-io.c (gcov_allocate): Likewise.
1715 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1716 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1717 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1718 record_one_set, insert_expr_in_table, insert_set_in_table,
1719 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1720 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1721 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1722 -Wcast-qual warnings.
1724 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1726 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1727 -Wcast-qual warnings.
1728 * gcc.c (process_command): Likewise.
1729 * genattrtab.c (oballoc): Use XOBNEW.
1730 (oballocvec): Define.
1731 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1732 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1733 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1734 -Wc++-compat and/or -Wcast-qual warnings.
1735 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1736 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1737 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1738 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1739 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1740 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1741 add_excls, process_presence_absence_names,
1742 process_presence_absence_patterns, add_presence_absence,
1743 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1744 get_free_state, add_arc, get_free_automata_list_el,
1745 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1746 transform_3, cache_presence, create_ainsns, create_automata,
1747 create_state_ainsn_table, dfa_insn_code_enlarge,
1748 output_trans_func, output_min_issue_delay_func,
1749 output_dead_lock_func, output_reset_func,
1750 output_get_cpu_unit_code_func, output_dfa_start_func,
1751 expand_automata): Likewise.
1752 * genextract.c (gen_insn): Likewise.
1753 * gengtype-lex.l: Likewise.
1754 * gengtype.c (read_input_list, adjust_field_type,
1755 process_gc_options): Likewise.
1756 * genoutput.c (note_constraint): Likewise.
1757 * genpreds.c (mangle, add_constraint): Likewise.
1758 * genrecog.c (process_define_predicate, new_decision,
1759 add_to_sequence): Likewise.
1760 * gensupport.c (record_insn_name): Likewise.
1762 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1764 * config/i386/driver-i386.c (detect_caches_amd,
1765 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1766 and/or -Wcast-qual warnings.
1767 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1768 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1769 gt_pch_save): Likewise.
1770 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1771 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1772 * global.c (compute_regsets): Likewise.
1773 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1774 finish_graph_dump_file): Likewise.
1775 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1776 unlink_bb_notes): Likewise.
1777 * integrate.c (get_hard_reg_initial_val): Likewise.
1778 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1779 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1780 * local-alloc.c (update_equiv_regs): Likewise.
1781 * loop-invariant.c (check_invariant_table_size,
1782 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1784 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1785 altered_reg_used, mark_altered): Likewise.
1786 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1787 insert_var_expansion_initialization,
1788 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1789 release_var_copies): Likewise.
1790 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1791 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1792 analyze_accesses_for_phi_node, check_var_notmodified_p,
1793 check_allocation_function, find_sites_in_func,
1794 record_all_accesses_in_func, transform_access_sites,
1795 transform_allocation_sites): Likewise.
1796 * omp-low.c (new_omp_region, create_omp_child_function_name,
1797 check_omp_nesting_restrictions, check_combined_parallel,
1798 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1799 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1800 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1801 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1803 * opts-common.c (prune_options): Likewise.
1804 * opts.c (add_input_filename, print_filtered_help,
1805 get_option_state): Likewise.
1806 * params.c (add_params): Likewise.
1807 * passes.c (set_pass_for_id, next_pass_1,
1808 do_per_function_toporder, pass_fini_dump_file): Likewise.
1809 * postreload.c (reload_cse_simplify_operands): Likewise.
1810 * predict.c (tree_predicted_by_p, tree_predict_edge,
1811 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1813 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1815 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1817 * recog.c (check_asm_operands, validate_change_1): Likewise.
1818 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1819 subst_asm_stack_regs): Likewise.
1820 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1821 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1822 * regmove.c (reg_is_remote_constant_p): Likewise.
1823 * regrename.c (regrename_optimize, scan_rtx_reg,
1824 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1826 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1827 regstat_compute_calls_crossed): Likewise.
1828 * reload1.c (init_reload, new_insn_chain,
1829 has_nonexceptional_receiver, reload, copy_reloads,
1830 calculate_needs_all_insns, init_elim_table): Likewise.
1831 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1832 * rtl.c (shallow_copy_rtx_stat): Likewise.
1833 * rtlanal.c (parms_set): Likewise.
1834 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1835 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1836 * sched-ebb.c (earliest_block_with_similiar_load,
1837 add_deps_for_risky_insns): Likewise.
1838 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1839 schedule_region): Likewise.
1840 * see.c (eq_descriptor_pre_extension,
1841 hash_descriptor_pre_extension, hash_del_pre_extension,
1842 eq_descriptor_properties, hash_descriptor_properties,
1843 hash_del_properties, see_seek_pre_extension_expr,
1844 see_initialize_data_structures, see_print_register_properties,
1845 see_print_pre_extension_expr, see_delete_merged_def_extension,
1846 see_delete_unmerged_def_extension, see_emit_use_extension,
1847 see_pre_delete_extension, see_map_extension, see_commit_changes,
1848 see_analyze_merged_def_local_prop,
1849 see_analyze_merged_def_local_prop,
1850 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1851 see_set_prop_merged_def, see_set_prop_unmerged_def,
1852 see_set_prop_unmerged_use, see_print_one_extension,
1853 see_merge_one_use_extension, see_merge_one_def_extension,
1854 see_store_reference_and_extension, see_update_uses_relevancy,
1855 see_update_defs_relevancy): Likewise.
1856 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1857 hash_statistics_free, curr_statistics_hash): Likewise.
1858 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1859 expand_asm_operands, expand_return, case_bit_test_cmp,
1860 expand_case): Likewise.
1861 * stor-layout.c (start_record_layout): Likewise.
1862 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1863 gt_pch_save_stringpool): Likewise.
1864 * tree-data-ref.c (hash_stmt_vertex_info,
1865 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1866 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1868 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1871 * config/i386/i386.md : Change constraints of HImode and QImode
1872 immediate operands from "i" to "n". Change SImode "ni" constraint to
1873 "i" and SImode "rmi" constraint to "g". Remove all constraints
1874 from const0_operand and const1_operand predicated operands.
1875 (i): Change QImode and HImode attribute from "i" to "n".
1876 (*subqi_2): Change HImode operands to QImode.
1879 2008-06-25 Olivier Hainque <hainque@adacore.com>
1881 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1884 2008-06-25 Richard Guenther <rguenther@suse.de>
1886 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1887 not overflow the result type.
1889 2008-06-25 Richard Guenther <rguenther@suse.de>
1891 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1892 (vn_lookup): Likewise.
1894 2008-06-25 Richard Guenther <rguenther@suse.de>
1896 PR tree-optimization/35518
1897 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1898 * tree-sra.c (instantiate_element): Use fold_build3 to build
1900 (try_instantiate_multiple_fields): Likewise.
1902 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1904 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1907 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1909 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1910 use_backchain_to_restore_sp to true
1911 if the offset of the link register save area would go over the 32k - 1
1912 offset limit of the load
1915 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1917 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1918 anchor for the type-punning blurb. Cross-reference "Structures
1919 unions enumerations and bit-fields implementation". Provide a
1920 cast-through-pointer example. Make final sentence self-contained.
1921 * doc/implement-c.texi (Structures unions enumerations and
1922 bit-fields implementation): Cross-reference the type-punning blurb
1923 in the -fstrict-aliasing documentation.
1925 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1928 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1929 the memory instead of the memory itself for the save area.
1931 2008-06-24 Olivier Hainque <hainque@adacore.com>
1932 Nicolas Roche <roche@adacore.com>
1934 * gengtype.c (srcdir_len): size_t instead of int.
1935 (get_file_realbasename): New function. For F a filename, the real
1936 basename of F, with all the path components stripped.
1937 (get_file_srcdir_relative_path): New function. For F a filename, the
1938 relative path to F from $(srcdir).
1939 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1940 get_file_realbasename. Adjust the head comment.
1941 (get_prefix_langdir_index): New function. For F a filename, return the
1942 lang_dir_names[] relative index of the language directory that is
1944 (get_file_langdir): For F a filename, return the name of the language
1945 directory where F is located.
1946 (get_file_gtfilename): New function. The gt- output file name for an
1948 (get_output_file_with_visibility): Replace in-line computations with
1949 uses of get_file_gtfilename and get_prefix_langdir_index.
1950 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1952 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1954 PR tree-optimization/36504
1955 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1956 references without base address.
1958 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1961 * calls.c (expand_call): Increase alignment for recursive functions.
1963 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1965 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1966 (TARGET_FUNCTION_VALUE): New define.
1967 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1968 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1970 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1972 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1973 (fmod<mode>3): Ditto.
1974 (remainderxf3): Ditto.
1975 (remainder<mode>3): Ditto.
1977 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1980 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1981 REG is a hard register.
1983 PR tree-optimization/36508
1984 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1985 499, don't check it at all in release compilers.
1987 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1989 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1990 together with SSE_TARGET_MATH to disable insn pattern.
1991 (*fop_<MODEF:mode>_2_i387): Ditto.
1992 (*fop_<MODEF:mode>_3_i387): Ditto.
1994 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1996 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1998 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2001 * gimplify.c (gimplify_asm_expr): Check the return code of
2002 parse_output_constraint call, set function return and is_inout
2005 2008-06-22 Ian Lance Taylor <iant@google.com>
2007 * c-lex.c (narrowest_unsigned_type): Change itk to int.
2008 (narrowest_signed_type): Likewise.
2009 * c-typeck.c (c_common_type): Change local variable mclass to enum
2011 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
2012 tcc_comparison, not the tree code itself.
2013 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
2014 (c_expand_expr): Cast modifier to enum expand_modifier.
2015 * c-common.h (C_RID_CODE): Add casts.
2016 (C_SET_RID_CODE): Define.
2017 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
2018 (c_lex_one_token): Add cast to avoid warning.
2019 (c_parser_objc_type_name): Rename local typename to type_name.
2020 (check_no_duplicate_clause): Change code parameter to enum
2022 (c_parser_omp_var_list_parens): Change kind parameter to enum
2024 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
2025 c_parser_omp_list_var_parens.
2026 (c_parser_omp_threadprivate): Likewise.
2027 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
2028 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
2029 * c-format.c (NO_FMT): Define.
2030 (printf_length_specs): Use NO_FMT.
2031 (asm_fprintf_length_specs): Likewise.
2032 (gcc_diag_length_specs): Likewise.
2033 (scanf_length_specs): Likewise.
2034 (strfmon_length_specs): Likewise.
2035 (gcc_gfc_length_specs): Likewise.
2036 (printf_flag_specs): Change 0 to STD_C89.
2037 (asm_fprintf_flag_specs): Likewise.
2038 (gcc_diag_flag_specs): Likewise.
2039 (gcc_cxxdiag_flag_specs): Likewise.
2040 (scanf_flag_specs): Likewise.
2041 (strftime_flag_specs): Likewise.
2042 (strfmon_flag_specs): Likewise.
2043 (print_char_table): Likewise.
2044 (asm_fprintf_char_table): Likewise.
2045 (gcc_diag_char_table): Likewise.
2046 (gcc_tdiag_char_table): Likewise.
2047 (gcc_cdiag_char_table): Likewise.
2048 (gcc_cxxdiag_char_table): Likewise.
2049 (gcc_gfc_char_table): Likewise.
2050 (scan_char_table): Likewise.
2051 (time_char_table): Likewis.
2052 (monetary_char_table): Likewise.
2053 * c-format.h (BADLEN): Likewise.
2055 2008-06-21 Ian Lance Taylor <iant@google.com>
2057 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
2058 Define END_OF_BASE_TREE_CODES around inclusion.
2059 * tree.c (tree_code_type): New global array.
2060 (tree_code_length, tree_code_name): Likewise.
2061 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
2063 (all-tree.def, s-alltree): New targets.
2064 (gencheck.h, s-gencheck): Remove.
2065 (tree.o): Depend upon all-tree.def.
2066 (build/gencheck.o): Remove gencheck.h dependency.
2067 (mostlyclean): Don't remove gencheck.h.
2068 * c-common.h (enum c_tree_code): Remove.
2069 * c-lang.c (tree_code_type): Remove.
2070 (tree_code_length, tree_code_name): Remove.
2071 * gencheck.c (tree_codes): Include all-tree.def, rather than
2072 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
2074 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
2076 * cp/cp-tree.h (enum cplus_tree_code): Remove.
2077 (operator_name_info): Size to MAX_TREE_CODES.
2078 (assignment_operator_name_info): Likewise.
2079 * cp/cp-lang.c (tree_code_type): Remove.
2080 (tree_code_length, tree_code_name): Remove.
2081 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
2082 (assignment_operator_name_info): Likewise.
2083 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
2085 * cp/mangle.c (write_expression): Likewise.
2086 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
2087 * fortran/f95-lang.c (tree_code_type): Remove.
2088 (tree_code_length, tree_code_name): Remove.
2089 * java/java-tree.h (enum java_tree_code): Remove.
2090 * java/lang.c (tree_code_type): Remove.
2091 (tree_code_length, tree_code_name): Remove.
2092 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
2093 * objc/objc-act.h (enum objc_tree_code): Remove.
2094 * objc/objc-lang.c (tree_code_type): Remove.
2095 (tree_code_length, tree_code_name): Remove.
2096 * objcp/objcp-lang.c (tree_code_type): Remove.
2097 (tree_code_length, tree_code_name): Remove.
2098 * ada/ada-tree.h (enum gnat_tree_code): Remove.
2099 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
2100 * ada/misc.c (tree_code_type): Remove.
2101 (tree_code_length, tree_code_name): Remove.
2103 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
2105 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
2106 the grand_bitmap_obstack.
2108 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2110 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
2111 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
2112 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
2113 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
2114 move_stmt_r, new_label_mapper): Likewise.
2115 * tree-complex.c (cvc_lookup): Likewise.
2116 * tree-dfa.c (create_function_ann): Likewise.
2117 * tree-dump.c (dump_register): Likewise.
2118 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
2119 find_phi_replacement_condition): Likewise.
2120 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
2121 tree_function_versioning): Likewise.
2122 * tree-into-ssa.c (cmp_dfsnum): Likewise.
2123 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
2124 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
2125 get_nonlocal_debug_decl, convert_nonlocal_reference,
2126 convert_nonlocal_omp_clauses, get_local_debug_decl,
2127 convert_local_reference, convert_local_omp_clauses,
2128 convert_nl_goto_reference, convert_nl_goto_receiver,
2129 convert_tramp_reference, convert_call_expr): Likewise.
2130 * tree-outof-ssa.c (contains_tree_r): Likewise.
2131 * tree-parloops.c (reduction_phi, initialize_reductions,
2132 eliminate_local_variables_1, add_field_for_reduction,
2133 add_field_for_name, create_phi_for_local_result,
2134 create_call_for_reduction_1, create_loads_for_reductions,
2135 create_stores_for_reduction, create_loads_and_stores_for_name):
2137 * tree-phinodes.c (allocate_phi_node): Likewise.
2138 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
2139 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
2140 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
2141 * tree-ssa-coalesce.c (compare_pairs): Likewise.
2142 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
2143 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
2144 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
2145 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2146 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
2147 vn_nary_op_insert): Likewise.
2148 * tree-ssa.c (redirect_edge_var_map_add,
2149 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
2150 * tree-vectorizer.c (vectorize_loops): Likewise.
2151 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
2152 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
2153 tree_cons_stat, build1_stat, build_variant_type_copy,
2154 decl_init_priority_lookup, decl_fini_priority_lookup,
2155 decl_priority_info, decl_restrict_base_lookup,
2156 decl_restrict_base_insert, decl_debug_expr_lookup,
2157 decl_debug_expr_insert, decl_value_expr_lookup,
2158 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
2159 type_hash_add, get_file_function_name, tree_check_failed,
2160 tree_not_check_failed, tree_range_check_failed,
2161 omp_clause_range_check_failed, build_omp_clause,
2162 build_vl_exp_stat): Likewise.
2163 * value-prof.c (gimple_histogram_value,
2164 gimple_duplicate_stmt_histograms): Likewise.
2165 * var-tracking.c (attrs_list_insert, attrs_list_copy,
2166 unshare_variable, variable_union_info_cmp_pos, variable_union,
2167 dataflow_set_different_1, dataflow_set_different_2,
2168 vt_find_locations, variable_was_changed, set_variable_part,
2169 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
2170 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
2171 section_entry_hash, object_block_entry_eq,
2172 object_block_entry_hash, create_block_symbol,
2173 initialize_cold_section_name, default_function_rodata_section,
2174 strip_reg_name, set_user_assembler_name, const_desc_eq,
2175 build_constant_desc, output_constant_def, lookup_constant_def,
2176 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
2177 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
2178 default_internal_label): Likewise.
2179 * varray.c (varray_init, varray_grow): Likewise.
2180 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
2182 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
2185 operators for "test" insn. Macroize insn using SWI mode macro.
2186 (*jcc_fused_2): Ditto.
2187 (*jcc_fused_3): Macroize insn using SWI mode macro.
2188 (*jcc_fused_4): Ditto.
2190 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
2192 * tree-ssa-pre.c: Fix typo in comment.
2193 (init_antic, fini_antic): Add explicit funtions for
2194 initializing and deinitializing ANTIC and AVAIL sets.
2195 (create_expression_by_pieces): Fix typo in comment.
2196 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
2197 (execute_pre): Eventually dump details about ANTIC_IN.
2199 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2201 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
2202 * gcc.c (translate_options, init_spec, store_arg, read_specs,
2203 add_to_obstack, file_at_path, find_a_file, execute,
2204 add_preprocessor_option, add_assembler_option, add_linker_option,
2205 process_command, insert_wrapper, do_option_spec, do_self_spec,
2206 spec_path, do_spec_1, is_directory, main, used_arg,
2207 getenv_spec_function): Likewise.
2208 * tlink.c (symbol_hash_lookup, file_hash_lookup,
2209 demangled_hash_lookup, symbol_push, file_push, frob_extension):
2212 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2214 * doc/rtl.texi: Updated subreg section.
2216 2008-06-19 Jakub Jelinek <jakub@redhat.com>
2219 * cgraphunit.c (cgraph_process_new_functions): Don't clear
2220 node->needed and node->reachable.
2221 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
2222 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
2223 (expand_task_call): Don't call expand_task_copyfn.
2224 (expand_task_copyfn): Renamed to...
2225 (finalize_task_copyfn): ... this.
2227 2008-06-19 Jan Hubicka <jh@suse.cz>
2229 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
2230 clobbering framepointer.
2232 2008-06-19 Jan Hubicka <jh@suse.cz>
2234 * tree-optimize.c (execute_early_local_optimizations): Set
2235 cgraph_state only at first invocation.
2237 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2239 * system.h (-Wc++-compat): Activate as a warning, no an error.
2241 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2243 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
2244 instead of "#" in insn asm template.
2245 (*jcc_fused_2): Ditto.
2247 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2249 * config/i386/i386.h (ix86_tune_indices)
2250 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
2251 (TARGET_FUSE_CMP_AND_BRANCH): New define.
2252 * config/i386/i386.md (*jcc_fused_1): New insn pattern
2253 (*jcc_fused_2): Ditto.
2254 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
2255 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
2256 (print operand): Handle 'E' and 'e' code.
2258 2008-06-19 Anatoly Sokolov <aesok@post.ru>
2260 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
2261 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2262 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2264 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
2266 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
2268 (cgraph_expand_function): Use local copy of decl.
2269 (cgraph_expand_all_functions): Remove redundant initialization of
2271 (cgraph_optimize): Reword internal_error message.
2273 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
2275 * arm-protos.h (arm_return_in_memory): Remove public
2276 arm_return_in_memory() prototype.
2277 * arm.c (arm_return_in_memory): Add static prototype, add target
2278 hook macro, change definition and comments.
2279 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
2281 2008-06-19 Ben Elliston <bje@au.ibm.com>
2283 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
2284 real.c: Remove references to IEEE 754R.
2285 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
2286 * doc/libgcc.texi (Decimal float library routines): Likewise.
2288 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2290 * targhooks.h (struct gcc_target): New member unwind_word_mode.
2291 (default_unwind_word_mode): Add prototype.
2292 * targhooks.c (default_unwind_word_mode): New function.
2293 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
2294 instead of word_mode.
2295 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
2296 (TARGET_INITIALIZER): Use it.
2298 * c-common.c (handle_mode_attribute): Support "unwind_word"
2300 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
2302 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
2303 word_mode to access SjLj_Function_Context member "data".
2304 (sjlj_emit_dispatch_table): Likewise. Also, perform type
2305 conversion from targetm.eh_return_filter_mode () to
2306 targetm.unwind_word_mode () if they differ.
2308 * builtin-types.def (BT_UNWINDWORD): New primitive type.
2309 (BT_FN_UNWINDWORD_PTR): New function type.
2310 (BT_FN_WORD_PTR): Remove.
2311 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
2312 * except.c (expand_builtin_extend_pointer): Convert pointer to
2313 targetm.unwind_word_mode () instead of word_mode.
2315 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
2316 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
2317 (spu_unwind_word_mode): New function.
2318 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
2319 (TARGET_UNWIND_WORD_MODE): Define.
2320 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2322 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2324 * config/spu/spu.c (reg_align): Remove.
2325 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
2326 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
2327 (spu_split_store): Likewise.
2329 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
2331 * gcc/tree-vn.c: Fix typo in comment.
2333 2008-06-18 Jan Hubicka <jh@suse.cz>
2335 * cgraphunit.c (cgraph_optimize): Output debug info when doing
2336 toplevel reorder too.
2338 2008-06-18 Jan Hubicka <jh@suse.cz>
2340 * c-opts.c (c_common_post_options): PCH is not compatible with
2342 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
2343 -fno-toplevel-reorder by default now.
2345 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2347 PR documentation/30739
2348 * doc/install.texi (Prerequisites): Document dependency on awk.
2350 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
2351 Ian Lance Taylor <iant@google.com>
2353 PR rtl-optimization/35604
2354 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
2355 only want to change jump destinations, not eventual label comparisons.
2357 2008-06-16 Jan Hubicka <jh@suse.cz>
2359 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
2361 (cgraph_analyze_function): Likewise.
2363 2008-06-16 Jan Hubicka <jh@suse.cz>
2365 * cgraph.h (cgraph_mark_if_needed): New function.
2366 * cgraphunit.c (cgraph_mark_if_needed): New function.
2367 * c-decl.c (duplicate_decl): Use it.
2369 2008-06-16 Jan Hubicka <jh@suse.cz>
2371 * cgraph.c (cgraph_add_new_function): When in expansion state, do
2374 2008-06-16 Jan Hubicka <jh@suse.cz>
2376 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
2378 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
2379 Kazu Hirata <kazu@codesourcery.com>
2380 Maxim Kuvyrkov <maxim@codesourcery.com
2382 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
2383 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
2384 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
2385 EXTRA_SPEC_FUNCTIONS.
2386 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
2387 (DRIVER_SELF_SPECS): Adjust.
2388 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
2389 * config/mips/st.h, config/mips/t-st: New.
2390 * config/mips/driver-native.c, config/mips/x-native: New.
2391 * doc/invoke.texi (MIPS): Document 'native' value for -march and
2394 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2396 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
2398 (ISA_HAS_FP_CONDMOVE): New macro.
2399 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
2400 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
2401 (ISA_HAS_NMADD3_NMSUB3): New macro.
2402 * config/mips/mips.c (mips_rtx_costs): Update.
2403 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
2404 compiling for ST Loongson 2E/2F.
2405 (madd<mode>): Rename to madd4<mode>. Update.
2406 (madd3<mode>): New pattern.
2407 (msub<mode>): Rename to msub4<mode>. Update.
2408 (msub3<mode>): New pattern.
2409 (nmadd<mode>): Rename to nmadd4<mode>. Update.
2410 (nmadd3<mode>): New pattern.
2411 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
2412 (nmadd3<mode>_fastmath): New pattern.
2413 (nmsub<mode>): Rename to nmsub4<mode>. Update.
2414 (nmsub3<mode>): New pattern.
2415 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
2416 (nmsub3<mode>_fastmath): New pattern.
2417 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
2419 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
2421 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
2422 (DF_REF_INSN_INFO): New.
2423 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
2424 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
2425 with a NULL DF_REF_INSN_INFO.
2426 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
2428 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
2429 DF_INSN_INFO_EQ_USES): New.
2430 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
2431 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
2432 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
2433 * df-core.c: Update comment for above changes.
2434 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
2435 DF_INSN_UID_* macros.
2436 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
2437 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
2438 insn rtx. Update all callers.
2439 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
2440 df_ref_create_structure, df_insn_refs_collect): Likewise.
2441 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
2442 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
2443 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
2444 macros to access the insn refs.
2445 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
2446 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
2447 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
2448 for accessing the refs.
2449 (try_fwprop_subst): Likewise.
2450 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
2451 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
2452 for accessing the refs.
2453 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
2454 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
2455 to look at the insn refs.
2456 (record_uses): Likewise.
2457 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
2459 (mark_artificial_uses): Don't mark_insn for artificial refs.
2460 (mark_reg_rependencies): Likewise.
2462 * doc/rtl.texi: Remove documentation of ADDRESSOF.
2464 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2466 * configure: Regenerate.
2468 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2470 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
2471 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2472 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2474 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2476 * config/avr/avr.c (avr_mcu_t): Add attiny167.
2477 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2478 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2480 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2482 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
2483 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2484 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2486 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2488 * tree-ssa-sccvn.c: Fix format of comments.
2490 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2492 * cgraph.c: Remove unneeded forward declarations of eq_node()
2495 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
2497 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
2499 (see_update_relevancy): Likewise.
2500 * fwprop.c (try_fwprop_subst): Likewise.
2501 * rtlanal.c (noop_move_p): Likewise.
2502 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
2503 notes to non-existing libcall blocks.
2504 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
2506 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
2507 (dead_libcall_p): Remove.
2508 (delete_trivially_dead_insns): Don't use it.
2509 * web.c (union_defs): Remove comment about keeping nops.
2510 * gcse.c (hash_scan_insn): Don't take libcall pointers.
2511 (compute_hash_table_work): Don't track libcall notes.
2512 (do_local_cprop): Don't take libcall pointers. Don't update
2514 (adjust_libcall_notes): Deleted.
2515 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
2516 ever have existed in the first place).
2517 (replace_store_insn): Don't try to remove libcall notes.
2518 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
2519 (resolve_reg_notes): Don't call them.
2520 (resolve_simple_move): Likewise.
2521 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
2522 Don't remove REG_RETVAL notes.
2523 * emit-rtl.c (try_split): Don't update libcall notes.
2524 (emit_copy_of_insn_after): Dito.
2525 * cselib.c (cselib_current_insn_in_libcall): Remove.
2526 (cselib_process_insn): Don't set/clear it.
2527 (new_elt_loc_list): Don't record it.
2528 (cselib_init): Don't initialize it.
2529 * cselib.c (struct elt_loc_list): Remove in_libcall field.
2530 * loop-invariant.c (find_invariant_insn): Don't look for libcall
2532 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
2533 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
2534 (init_deps): Don't initialize it.
2535 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
2536 * combine.c (delete_noop_moves): Don't update libcall notes.
2537 (can_combine_p): Remove now pointless #if 0 block.
2538 (try_combine): Remove another obsolete #if 0 block.
2539 (distribute_notes): Don't distribute libcall notes.
2540 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
2541 * dce.c (libcall_dead_p): Remove.
2542 (delete_unmarked_insns): Don't handle libcall blocks.
2543 (preserve_libcall_for_dce): Remove.
2544 (prescan_insns_for_dce): Don't special-case libcall block insns.
2545 * reload1 (reload): Don't handle libcall notes.
2546 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
2549 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2551 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
2552 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2553 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2555 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2557 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
2558 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2559 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2561 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2563 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
2565 2008-06-16 Ira Rosen <irar@il.ibm.com>
2567 PR tree-optimization/36493
2568 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
2569 the arguments list. Use VECTYPE to create vector pointer.
2570 (vectorizable_store): Fail if accesses through a pointer to vectype
2571 do not alias the original memory reference operands.
2572 Call vect_create_data_ref_ptr without the removed argument.
2573 (vectorizable_load): Likewise.
2574 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
2577 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
2580 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
2583 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2585 * config/mips/loongson2ef.md: New file.
2586 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
2587 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
2588 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
2589 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
2590 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
2592 (loongson2ef.md): New include.
2593 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
2594 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
2595 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
2596 (loongson_gt_<mode>, loongson_extract_halfword)
2597 (loongson_insert_halfword_0, loongson_insert_halfword_2)
2598 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
2599 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2600 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2601 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2602 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2603 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2604 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2605 (vec_interleave_low<mode>): Define type attribute.
2606 * config/mips/mips.c (mips_ls2): New static variable.
2607 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2608 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2609 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2610 Implement target scheduling hooks.
2611 (mips_multipass_dfa_lookahead): Update to handle tuning for
2613 (mips_sched_init): Initialize data for Loongson scheduling.
2614 (mips_ls2_variable_issue): New static function.
2615 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2617 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2618 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2619 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2620 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2621 Handle ST Loongson 2E/2F cores.
2622 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2624 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2626 * omp-low.c (extract_omp_for_data): Fix comment typo.
2629 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2631 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2632 FIXME note about gcc/config.guess.
2633 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2634 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2635 * doc/cppopts.texi: Likewise.
2636 * doc/extend.texi: Likewise.
2637 * doc/gcc.texi: Likewise.
2638 * doc/gccint.texi: Likewise.
2639 * doc/gcov.texi: Likewise.
2640 * doc/gty.texi: Likewise.
2641 * doc/hostconfig.texi: Likewise.
2642 * doc/install.texi: Likewise.
2643 * doc/invoke.texi: Likewise.
2644 * doc/loop.texi: Likewise.
2645 * doc/makefile.texi: Likewise.
2646 * doc/md.texi: Likewise.
2647 * doc/passes.texi: Likewise.
2648 * doc/tm.texi: Likewise.
2649 * doc/tree-ssa.texi: Likewise.
2650 * doc/trouble.texi: Likewise.
2652 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2653 Nathan Sidwell <nathan@codesourcery.com>
2654 Maxim Kuvyrkov <maxim@codesourcery.com>
2655 Richard Sandiford <rdsandiford@googlemail.com>
2657 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
2658 * config/mips/mips-protos.h (mips_expand_vector_init): New.
2659 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
2661 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
2662 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
2663 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
2665 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
2666 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
2667 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
2668 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
2669 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
2670 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
2671 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
2672 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
2673 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
2674 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
2675 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
2676 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
2677 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2678 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2679 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2680 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2681 (mips_builtins): Add Loongson builtins.
2682 (mips_loongson_2ef_bdesc): New.
2683 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2684 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2685 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2686 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2688 (mips_expand_vector_init): New.
2689 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2690 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2692 * config/mips/mips.md: Add unspec numbers for Loongson
2693 builtins. Include loongson.md.
2694 (MOVE64): Include Loongson vector modes.
2695 (SPLITF): Include Loongson vector modes.
2696 (HALFMODE): Handle Loongson vector modes.
2697 * config/mips/loongson.md: New.
2698 * config/mips/loongson.h: New.
2699 * config.gcc: Add loongson.h header for mips*-*-* targets.
2700 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2702 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2704 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2705 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2706 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2707 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2708 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2709 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2710 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2711 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2712 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2713 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2714 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2715 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2716 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2717 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2718 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2719 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2720 Remove use_fixproto=yes.
2721 (ia64*-*-hpux*): Remove comment about using fixproto.
2722 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2724 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2726 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2728 * configure: Regenerate.
2730 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2733 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2734 before evaluating it.
2736 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2739 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2740 nested inline functions.
2741 (start_decl, start_function): Don't invert DECL_EXTERNAL
2742 for nested inline functions.
2744 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2746 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2747 splits that must be made for correctness.
2749 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2751 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2752 (AVAIL_NON_MIPS16): Likewise.
2753 (mips_builtin_description): Replace target_flags with a predicate.
2754 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2755 (dspr2_32): New availability predicates.
2756 (MIPS_BUILTIN): New macro.
2757 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2758 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2759 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2760 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2761 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2762 (mips_dsp_32only_bdesc): Merge into...
2763 (mips_builtins): ...this new array.
2764 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2765 (mips_init_builtins): Update after above changes.
2766 (mips_expand_builtin_1): Merge into...
2767 (mips_expand_builtin): ...here and update after above changes.
2769 2008-06-12 Paul Brook <paul@codesourcery.com>
2771 * longlong.h (__arm__): Define count_leading_zeros.
2772 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2773 (clzsi2, clzdi2): New functions.
2774 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2775 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2776 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2777 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2778 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2779 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2780 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2781 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2782 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2783 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2785 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2787 * config/m68k/m68k.c (m68k_tune_flags): New.
2788 (override_options): Compute m68k_tune_flags.
2789 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2790 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2792 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2795 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2797 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2799 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2800 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2802 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2804 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2805 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2807 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2810 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2813 2008-06-12 Richard Guenther <rguenther@suse.de>
2815 PR tree-optimization/36345
2816 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2817 add memory_tag_needed flag.
2818 (may_alias_p): Declare.
2819 * tree-ssa-alias.c (may_alias_p): Export.
2820 (set_initial_properties): Use memory_tag_needed flag.
2821 (update_reference_counts): Likewise.
2822 (reset_alias_info): Reset memory_tag_needed flag.
2823 (create_name_tags): Check memory_tag_needed flag.
2824 (dump_points_to_info_for): Dump it.
2825 * tree-ssa-structalias.c (struct variable_info): Remove
2826 directly_dereferenced flag.
2827 (new_var_info): Do not initialize it.
2828 (process_constraint_1): Do not set it.
2829 (update_alias_info): Set is_dereferenced flag.
2830 (set_uids_in_ptset): Use may_alias_p.
2831 (set_used_smts): Check memory_tag_needed flag.
2832 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2833 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2834 memory_tag_needed flag.
2835 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2838 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2840 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2841 red zone for w64 abi.
2842 (ix86_expand_prologue): Likewise.
2843 (ix86_force_to_memory): Likewise.
2844 (ix86_free_from_memory): Likewise.
2846 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2849 * config/rs6000/rs6000.c (rs6000_override_options): Set
2850 rs6000_isel conditionally to the absence of comand line override.
2851 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2852 Remove duplicate rs6000_isel setting.
2853 * config/rs6000/eabispe.h: Ditto.
2855 2008-06-11 Richard Guenther <rguenther@suse.de>
2857 * alias.c (get_alias_set): Use the element alias-set for arrays.
2858 (record_component_aliases): For arrays and vectors do nothing.
2859 * c-common.c (strict_aliasing_warning): Handle the cases
2860 of alias set zero explicitly.
2861 * Makefile.in (dfp.o-warn): Add -Wno-error.
2863 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2865 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2867 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2868 tune_32 tune_64 to supported_defaults. Allow values not
2869 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2870 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2871 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2872 with_cpu_64 to generic for 64-bit-supporting configurations, not
2873 with_cpu. Remove FIXMEs.
2874 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2875 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2876 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2877 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2878 arch_32 and arch_64.
2880 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2881 Olivier Hainque <hainque@adacore.com>
2883 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2884 Use DECL_SIZE_UNIT to retrieve the size of the field.
2886 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2888 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2889 with function calls after declarations. Lay out
2890 neon_float_type_node before further use.
2892 2008-06-11 Richard Guenther <rguenther@suse.de>
2894 * tree-flow.h (may_point_to_global_var): Declare.
2895 * tree-ssa-alias.c (may_point_to_global_var): New function.
2896 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2898 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2900 * configure.ac: Teach that fido supports .debug_line.
2901 * configure: Regenerate.
2903 2008-06-10 Tom Tromey <tromey@redhat.com>
2905 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2908 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2910 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2911 (encode_decimal64, decode_decimal64, encode_decimal128,
2912 decode_decimal128): Reverse order of 32-bit parts of value if host
2913 and target endianness differ.
2915 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2917 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2918 Avoid division by 0.
2919 (tree_mod_pow2_value_transform): Likewise.
2920 (tree_ic_transform): Likewise.
2921 (tree_stringops_transform): Likewise.
2922 (tree_mod_subtract_transform): Likewise.
2923 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2924 (copy_edges_for_bb): Likewise.
2925 (initialize_cfun): Likewise.
2927 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2929 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2930 nonmemory_operand. Add "N" operand constraint.
2932 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2933 (*jcc_btsi_mask): Ditto.
2934 (*jcc_btsi_mask_1): Ditto.
2936 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2938 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2939 TYPE_CANONICAL for copied element type.
2941 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2945 Add m_CORE2 and m_GENERIC.
2946 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2947 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2949 (*jcc_btdi_rex64): New instruction and split pattern.
2951 (*jcc_btsi_1): Ditto.
2952 (*btsq): Fix Intel asm dialect operand order.
2956 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2959 * simplify-rtx.c (simplify_subreg): Add check for shift count
2962 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2964 * doc/md.texi: Synchronize with later constraints.md change.
2965 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2966 with a C implementation.
2967 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2969 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2970 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2971 when moving to and from MD_REGNUM.
2972 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2973 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2974 Handle byte and halfword moves.
2975 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2977 * config/mips/constraints.md (h): Turn into NO_REGS.
2978 (l, x): Update documentation.
2979 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2980 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2981 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2982 (HILO): New mode iterator.
2984 (any_div): New code iterator.
2985 (u): Extend code attribute to div and udiv.
2986 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2987 d_operand in the splitters. Remove redundant CONST_INT checks.
2988 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2989 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2990 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2991 accordingly, using normal moves instead of unspecs to move LO into
2992 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2993 (<u>mulsidi3): Handle expansion in C code.
2994 (<u>mulsidi3_32bit_internal): Rename to...
2995 (<u>mulsidi3_32bit): ...this.
2996 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2997 (*<u>mulsidi3_64bit): Rename to...
2998 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2999 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
3000 to set LO and HI to the multiplication result. Use a normal move
3001 for MFLO and an unspec for MFHI.
3002 (*<u>mulsidi3_64bit_parts): Replace with...
3003 (<u>mulsidi3_64bit_hilo): ...this new instruction.
3004 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
3005 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
3006 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
3007 instead of HI. Split the instruction into a separate multiplication
3008 and MFHI if !TARGET_FIX_R4000.
3009 (<su>muldi3_highpart): Likewise.
3010 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
3011 and the "=h" clobber.
3012 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
3013 (<u>mulditi3): New expander.
3014 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
3015 (madsi): Remove "=h" clobber.
3016 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
3017 Force the modulus result to be a GPR and split the instruction into
3018 a division followed by an MFHI after reload.
3019 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
3020 (*lea_high64): Use d_operand in the define_peephole2. Likewise
3021 the MIPS16 HIGH define_split.
3022 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
3023 of acc<->gpr moves to "multi".
3024 (*movdi_64bit): Replace the single "x" alternative with
3025 alternatives for moving into and out of "a".
3026 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
3027 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
3028 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
3029 Use d_operand in the splitters. Remove redundant CONST_INT checks.
3030 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
3031 (movti): New expander.
3032 (*movti, *movti_mips16): New insns.
3033 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
3034 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
3035 (mthi<GPR:mode>_<HILO:mode>): Likewise.
3036 * config/mips/predicates.md (fpr_operand): Delete.
3037 (d_operand): New predicate.
3039 2008-06-09 Michael Meissner <michael.meissner@amd.com>
3041 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
3042 failure on some Bourne shells.
3043 (x86_64-*-*): Ditto.
3045 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
3047 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
3049 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3051 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
3052 (sparc-sun-solaris2*): Likewise.
3054 2008-06-09 Arnaud Charlet <charlet@adacore.com
3056 * doc/install.texi: Update requirements to build the Ada compiler.
3058 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
3060 * df-scan.c (struct df_scan_problem_data): Remove the
3061 mw_link_pool alloc pool.
3062 (df_scan_free_internal): Don't free it.
3063 (df_scan_alloc): Don't allocate it.
3064 * df.h (struct df_link): Update comment.
3066 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
3068 * except.h: Correct checks for when SJLJ exceptions must be used.
3070 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3072 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
3075 2008-06-08 Joseph Myers <joseph@codesourcery.com>
3077 PR tree-optimization/36218
3078 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
3079 configure for the build system.
3080 (BUILD_LDFLAGS): Define.
3081 * configure: Regenerate.
3082 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
3084 2008-07-08 Anatoly Sokolov <aesok@post.ru>
3087 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
3088 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
3089 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
3091 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
3093 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
3095 2008-06-07 Joseph Myers <joseph@codesourcery.com>
3097 * config.gcc (Obsolete configurations): Remove list of
3099 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
3100 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
3101 targets matched by those patterns.
3102 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
3103 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
3104 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
3105 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
3106 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3107 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3108 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
3109 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
3110 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
3111 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
3112 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
3113 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
3114 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
3115 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
3116 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
3117 Make code for Solaris 7 and greater unconditional for Solaris.
3118 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
3119 Remove --with-* handling.
3120 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
3121 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
3122 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
3123 LINK_OS_WINDISS_SPEC): Remove.
3124 * config/rs6000/sysv4.opt (mwindiss): Remove.
3125 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
3126 * configure: Regenerate.
3127 * doc/cpp.texi: Don't mention BeOS.
3128 * doc/extend.texi (interrupt): Don't mention MS1.
3129 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
3130 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
3131 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
3132 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
3133 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
3135 * doc/invoke.texi (MT Options): Remove.
3136 (-mwindiss): Remove.
3137 (CRIS Options): Remove cris-axis-aout references.
3138 (HPPA Options): Don't mention hppa1.1-*-pro.
3139 * doc/md.texi: (MorphoTech family): Remove.
3140 * libgcc2.c: Don't handle UWIN.
3141 * config/alpha/t-unicosmk: Remove.
3142 * config/alpha/unicosmk.h: Remove.
3143 * config/arm/kaos-arm.h: Remove.
3144 * config/arm/kaos-strongarm.h: Remove.
3145 * config/arm/strongarm-coff.h: Remove.
3146 * config/arm/strongarm-elf.h: Remove.
3147 * config/arm/strongarm-pe.h: Remove.
3148 * config/arm/t-strongarm-pe: Remove.
3149 * config/arm/t-xscale-coff: Remove.
3150 * config/arm/t-xscale-elf: Remove.
3151 * config/arm/xscale-coff.h: Remove.
3152 * config/arm/xscale-elf.h: Remove.
3153 * config/chorus.h: Remove.
3154 * config/cris/aout.h: Remove.
3155 * config/cris/aout.opt: Remove.
3156 * config/cris/t-aout: Remove.
3157 * config/i386/beos-elf.h: Remove.
3158 * config/i386/kaos-i386.h: Remove.
3159 * config/i386/ptx4-i.h: Remove.
3160 * config/i386/sco5.h: Remove.
3161 * config/i386/sco5.opt: Remove.
3162 * config/i386/sysv4-cpp.h: Remove.
3163 * config/i386/sysv5.h: Remove.
3164 * config/i386/t-beos: Remove.
3165 * config/i386/t-sco5: Remove.
3166 * config/i386/t-uwin: Remove.
3167 * config/i386/uwin.asm: Remove.
3168 * config/i386/uwin.h: Remove.
3169 * config/kaos.h: Remove.
3170 * config/mips/windiss.h: Remove.
3171 * config/mt: Remove directory.
3172 * config/pa/pa-osf.h: Remove.
3173 * config/pa/pa-pro-end.h: Remove.
3174 * config/pa/t-pro: Remove.
3175 * config/ptx4.h: Remove.
3176 * config/rs6000/beos.h: Remove.
3177 * config/rs6000/kaos-ppc.h: Remove.
3178 * config/rs6000/t-beos: Remove.
3179 * config/rs6000/windiss.h: Remove.
3180 * config/sh/kaos-sh.h: Remove.
3181 * config/sol2-6.h: Remove.
3182 * config/sparc/sol26-sld.h: Remove.
3183 * config/sparc/sysv4-only.h: Remove.
3184 * config/vax/bsd.h: Remove.
3185 * config/vax/t-memfuncs: Remove.
3186 * config/vax/ultrix.h: Remove.
3187 * config/vax/vaxv.h: Remove.
3188 * config/windiss.h: Remove.
3190 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3192 PR rtl-optimization/36438
3193 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
3194 for vector shifts with constant scalar shift operands.
3196 2008-06-06 Sandip Matte <sandip@rmicorp.com>
3198 * doc/invoke.texi: Document -march=xlr.
3199 * config/mips/xlr.md: New file.
3200 * config/mips/mips.md: Include it.
3202 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
3203 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
3204 (mips_rtx_cost_data): Likewise.
3206 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
3208 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
3209 PRE_INC and PRE_DEC cases.
3211 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3213 PR rtl-optimization/36419
3214 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
3215 the emitting jump insn.
3218 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
3219 is not bool, boolify the whole *expr_p and convert to the desired type.
3221 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3223 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
3224 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
3225 Add omp_private_outer_ref hook, add another argument to
3226 omp_clause_default_ctor hook.
3227 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
3228 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
3229 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
3230 hook_tree_tree_tree_tree_null.
3231 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
3232 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
3233 * hooks.c (hook_tree_tree_tree_tree_null): New function.
3234 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
3235 * tree.def (OMP_TASK): New tree code.
3236 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
3237 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
3238 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
3239 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
3240 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
3241 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
3242 OMP_CLAUSE_COLLAPSE_EXPR): Define.
3243 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3244 (OMP_DIRECTIVE_P): Add OMP_TASK.
3245 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
3246 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
3247 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
3248 and OMP_CLAUSE_UNTIED entries.
3249 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
3251 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3252 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
3253 * tree-pretty-print.c (dump_omp_clause): Handle
3254 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
3255 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3256 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
3257 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
3258 warning about unsigned iterators. Change decl/init/cond/incr
3259 arguments to TREE_VECs, check arguments for all collapsed loops.
3260 (c_finish_omp_taskwait): New function.
3261 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
3263 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
3264 default_function_array_conversion on init. Add par_clauses argument.
3265 If decl is present in parallel's lastprivate clause, change it to
3266 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
3267 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
3268 collapse count in clauses.
3269 (c_parser_omp_for, c_parser_omp_parallel): Adjust
3270 c_parser_omp_for_loop callers.
3271 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
3272 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
3273 (c_parser_omp_clause_name): Handle collapse and untied clauses.
3274 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
3276 (c_parser_omp_clause_schedule): Handle schedule(auto).
3277 Include correct location in the error message.
3278 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
3279 and PRAGMA_OMP_CLAUSE_UNTIED.
3280 (OMP_TASK_CLAUSE_MASK): Define.
3281 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
3282 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
3283 * tree-nested.c (convert_nonlocal_omp_clauses,
3284 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
3285 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
3286 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3287 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
3289 (conver_nonlocal_reference, convert_local_reference,
3290 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
3291 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
3292 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
3293 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
3294 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
3295 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
3296 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
3297 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
3298 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3300 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
3301 * c-common.h (c_finish_omp_taskwait): New prototype.
3302 * gimple-low.c (lower_stmt): Handle OMP_TASK.
3303 * tree-parloops.c (create_parallel_loop): Create 1 entry
3304 vectors for OMP_FOR_{INIT,COND,INCR}.
3305 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3306 (make_edges): Handle OMP_TASK.
3307 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
3308 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3309 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
3310 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
3311 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
3312 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3313 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3314 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
3315 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
3316 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
3317 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
3318 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
3319 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
3320 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
3321 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
3322 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
3323 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
3324 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
3325 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
3326 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
3327 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
3328 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
3329 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
3330 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
3331 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
3332 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
3333 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
3334 original iterator is present in lastprivate clause or if
3335 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
3336 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3337 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
3338 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
3339 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
3340 if it is set, lookup var in outer contexts too. Handle
3341 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
3342 to be implicitly determined firstprivate for task regions.
3343 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
3344 if it is set, lookup var in outer contexts too. Set
3345 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
3346 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
3347 OMP_CLAUSE_UNTIED. Take region_type as last argument
3348 instead of in_parallel and in_combined_parallel.
3349 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
3351 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
3352 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
3353 (new_omp_context): Set default_kind to
3354 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
3355 (omp_region_type): New enum.
3356 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
3357 fields, add region_type.
3358 (new_omp_context): Take region_type as argument instead of is_parallel
3359 and is_combined_parallel.
3360 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
3361 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
3362 ctx->is_combined_parallel checks.
3363 (gimplify_omp_task): New function.
3364 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3366 * omp-low.c (extract_omp_for_data): Use schedule(static)
3367 for schedule(auto). Handle pointer and unsigned iterators.
3368 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
3369 Add loops argument. Extract data for collapsed OMP_FOR loops.
3370 (expand_parallel_call): Assert sched_kind isn't auto,
3371 map runtime schedule to index 3.
3372 (struct omp_for_data_loop): New type.
3373 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
3374 Add loop, loops, collapse and iter_type fields.
3375 (workshare_safe_to_combine_p): Disallow combined for if
3376 iter_type is unsigned long long. Don't combine collapse > 1 loops
3377 unless all bounds and steps are constant. Adjust extract_omp_for_data
3379 (expand_omp_for_generic): Handle pointer, unsigned and long long
3380 iterators. Handle collapsed OMP_FOR loops. Adjust
3381 for struct omp_for_data changes. If libgomp function doesn't return
3382 boolean_type_node, add comparison of the return value with 0.
3383 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
3384 pointer, unsigned and long long iterators. Adjust for struct
3385 omp_for_data changes.
3386 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
3387 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
3388 unsigned long long. Allocate loops array, pass it to
3389 extract_omp_for_data. For collapse > 1 loops use always
3390 expand_omp_for_generic.
3391 (omp_context): Add sfield_map and srecord_type fields.
3392 (is_task_ctx, lookup_sfield): New functions.
3393 (use_pointer_for_field): Use is_task_ctx helper. Change first
3394 argument's type from const_tree to tree. Clarify comment.
3395 In OMP_TASK disallow copy-in/out sharing.
3396 (build_sender_ref): Call lookup_sfield instead of lookup_field.
3397 (install_var_field): Add mask argument. Populate both record_type
3398 and srecord_type if needed.
3399 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
3401 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
3402 and DECL_FIELD_OFFSET.
3403 (scan_sharing_clauses): Adjust install_var_field callers. For
3404 firstprivate clauses on explicit tasks allocate the var by value in
3405 record_type unconditionally, rather than by reference.
3406 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
3407 Use is_taskreg_ctx instead of is_parallel_ctx.
3408 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3409 (create_omp_child_function_name): Add task_copy argument, use
3410 *_omp_cpyfn* names if it is true.
3411 (create_omp_child_function): Add task_copy argument, if true create
3412 *_omp_cpyfn* helper function.
3413 (scan_omp_parallel): Adjust create_omp_child_function callers.
3414 Rename parallel_nesting_level to taskreg_nesting_level.
3415 (scan_omp_task): New function.
3416 (lower_rec_input_clauses): Don't run constructors for firstprivate
3417 explicit task vars which are initialized by *_omp_cpyfn*.
3418 Pass outer var ref to omp_clause_default_ctor hook if
3419 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
3420 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
3421 OMP_CLAUSE_REDUCTION_INIT.
3422 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
3423 avoid duplicate setting of fields. Handle
3424 OMP_CLAUSE_PRIVATE_OUTER_REF.
3425 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
3426 copy-out if TREE_READONLY, only copy-in.
3427 (expand_task_copyfn): New function.
3428 (expand_task_call): New function.
3429 (struct omp_taskcopy_context): New type.
3430 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
3432 (lower_omp_parallel): Rename to...
3433 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3434 Call create_task_copyfn if srecord_type is needed. Adjust
3436 (task_shared_vars): New variable.
3437 (check_omp_nesting_restrictions): Warn if work-sharing,
3438 barrier, master or ordered region is closely nested inside OMP_TASK.
3439 Add warnings for barrier if closely nested inside of work-sharing,
3440 ordered, or master region.
3441 (scan_omp_1): Call check_omp_nesting_restrictions even for
3442 GOMP_barrier calls. Rename parallel_nesting_level to
3443 taskreg_nesting_level. Handle OMP_TASK.
3444 (lower_lastprivate_clauses): Even if some lastprivate is found on a
3445 work-sharing construct, continue looking for them on parent parallel
3447 (lower_omp_for_lastprivate): Add lastprivate clauses
3448 to the beginning of dlist rather than end. Adjust for struct
3449 omp_for_data changes.
3450 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
3451 not after it. Handle collapsed OMP_FOR loops, adjust for
3452 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
3453 (get_ws_args_for): Adjust extract_omp_for_data caller.
3454 (scan_omp_for): Handle collapsed OMP_FOR
3455 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3456 (lower_omp_single_simple): If libgomp function doesn't return
3457 boolean_type_node, add comparison of the return value with 0.
3458 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
3459 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
3460 (parallel_nesting_level): Rename to...
3461 (taskreg_nesting_level): ... this.
3462 (is_taskreg_ctx): New function.
3463 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
3465 (execute_lower_omp): Rename parallel_nesting_level to
3466 taskreg_nesting_level.
3467 (expand_omp_parallel): Rename to...
3468 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3469 Call omp_task_call for OMP_TASK regions.
3470 (expand_omp): Adjust caller, handle OMP_TASK.
3471 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
3473 * bitmap.c (bitmap_default_obstack_depth): New variable.
3474 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
3475 if argument is NULL and bitmap_default_obstack is already initialized.
3476 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
3478 * matrix-reorg.c (matrix_reorg): Likewise.
3480 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3482 * config/i386/i386.md (*indirect_jump): Macroize using P
3483 mode iterator. Remove !TARGET_64BIT from insn constraints.
3484 (*tablejump_1): Ditto.
3485 (*indirect_jump_rex64): Remove insn pattern.
3486 (*tablejump_1_rex64): Ditto.
3487 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
3488 and eh_return_si insn patterns.
3490 2008-06-06 Richard Guenther <rguenther@suse.de>
3492 * tree-ssa-structalias.c (merge_smts_into): Remove.
3493 (find_what_p_points_to): Do not bother to compute the
3494 points-to set for pt_anything pointers.
3495 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
3496 for pt_anything pointers is ok.
3498 2008-06-06 Jan Hubicka <jh@suse.cz>
3500 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
3502 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3504 * cgraph.c: Fix typos in comments.
3505 (cgraph_availability_names): Fix string typo.
3506 * fold-const.c: Fix typos in comments.
3507 (fold_binary): Fix typo in warning.
3508 * genautomata.c: Fix typos in comments.
3509 (check_presence_pattern_sets): Fix typo in local variable.
3510 (output_description): Fix typo in output.
3511 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
3512 * hwint.h: Likewise.
3513 * matrix-reorg.c (check_allocation_function): Likewise.
3514 * omega.c (smooth_weird_equations): Likewise.
3515 * auto-inc-dec.c: Fix typos in comments.
3516 * bb-reorder.c: Likewise.
3517 * builtins.c: Likewise.
3518 * c-common.c: Likewise.
3519 * c-cppbuiltin.c: Likewise.
3520 * c-parser.c: Likewise.
3521 * c-pretty-print.c: Likewise.
3522 * cfgcleanup.c: Likewise.
3523 * cfgexpand.c: Likewise.
3524 * cfghooks.c: Likewise.
3525 * cfglayout.c: Likewise.
3526 * cfgloopmanip.c: Likewise.
3527 * cgraphunit.c: Likewise.
3528 * coverage.c: Likewise.
3529 * dbxout.c: Likewise.
3530 * df-byte-scan.c: Likewise.
3531 * df-core.c: Likewise.
3532 * df-problems.c: Likewise.
3533 * df-scan.c: Likewise.
3535 * dominance.c: Likewise.
3536 * domwalk.c: Likewise.
3538 * dwarf2out.c: Likewise.
3539 * emit-rtl.c: Likewise.
3540 * et-forest.c: Likewise.
3541 * function.c: Likewise.
3542 * function.h: Likewise.
3544 * gcov-io.c: Likewise.
3547 * genattrtab.c: Likewise.
3548 * ggc-page.c: Likewise.
3549 * gimplify.c: Likewise.
3550 * gthr-lynx.h: Likewise.
3551 * haifa-sched.c: Likewise.
3552 * ipa-cp.c: Likewise.
3553 * ipa-inline.c: Likewise.
3554 * ipa-prop.h: Likewise.
3555 * ipa-pure-const.c: Likewise.
3556 * ipa-struct-reorg.c: Likewise.
3557 * ipa-struct-reorg.h: Likewise.
3558 * ipa-type-escape.c: Likewise.
3560 * loop-doloop.c: Likewise.
3561 * mips-tfile.c: Likewise.
3562 * mkmap-flat.awk: Likewise.
3563 * mkmap-symver.awk: Likewise.
3564 * modulo-sched.c: Likewise.
3565 * omp-low.c: Likewise.
3566 * optabs.c: Likewise.
3567 * optabs.h: Likewise.
3569 * passes.c: Likewise.
3570 * postreload-gcse.c: Likewise.
3571 * postreload.c: Likewise.
3572 * predict.c: Likewise.
3573 * pretty-print.h: Likewise.
3574 * profile.c: Likewise.
3575 * protoize.c: Likewise.
3576 * ra-conflict.c: Likewise.
3578 * recog.c: Likewise.
3579 * regclass.c: Likewise.
3581 * reload.c: Likewise.
3582 * rtl-error.c: Likewise.
3583 * rtlanal.c: Likewise.
3585 * sched-rgn.c: Likewise.
3588 * target.h: Likewise.
3589 * tree-dfa.c: Likewise.
3590 * tree-eh.c: Likewise.
3591 * tree-flow-inline.h: Likewise.
3592 * tree-inline.c: Likewise.
3593 * tree-into-ssa.c: Likewise.
3594 * tree-loop-distribution.c: Likewise.
3595 * tree-nested.c: Likewise.
3596 * tree-parloops.c: Likewise.
3597 * tree-pass.h: Likewise.
3598 * tree-pretty-print.c: Likewise.
3599 * tree-profile.c: Likewise.
3600 * tree-scalar-evolution.c: Likewise.
3601 * tree-sra.c: Likewise.
3602 * tree-ssa-alias-warnings.c: Likewise.
3603 * tree-ssa-ccp.c: Likewise.
3604 * tree-ssa-coalesce.c: Likewise.
3605 * tree-ssa-dom.c: Likewise.
3606 * tree-ssa-dse.c: Likewise.
3607 * tree-ssa-forwprop.c: Likewise.
3608 * tree-ssa-live.c: Likewise.
3609 * tree-ssa-live.h: Likewise.
3610 * tree-ssa-loop-im.c: Likewise.
3611 * tree-ssa-loop-ivopts.c: Likewise.
3612 * tree-ssa-loop-niter.c: Likewise.
3613 * tree-ssa-loop-prefetch.c: Likewise.
3614 * tree-ssa-phiopt.c: Likewise.
3615 * tree-ssa-phiprop.c: Likewise.
3616 * tree-ssa-sccvn.c: Likewise.
3617 * tree-ssa-ter.c: Likewise.
3618 * tree-ssa-threadupdate.c: Likewise.
3619 * tree-ssa.c: Likewise.
3620 * tree-vect-analyze.c: Likewise.
3621 * tree-vect-transform.c: Likewise.
3622 * tree-vectorizer.c: Likewise.
3623 * tree-vn.c: Likewise.
3624 * tree-vrp.c: Likewise.
3626 * tree.def: Likewise.
3628 * unwind-dw2-fde.c: Likewise.
3629 * unwind.inc: Likewise.
3630 * value-prof.c: Likewise.
3631 * vmsdbgout.c: Likewise.
3633 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3635 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3636 always place FP constants in the TOC for TARGET_POWERPC64.
3637 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3639 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3641 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3642 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3643 enable for TARGET_E500_DOUBLE.
3644 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3645 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3646 floating-point modes like integer modes for E500 double.
3647 (rs6000_legitimate_offset_address_p): Likewise.
3648 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3649 addressing for DDmode for E500 double.
3650 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3651 modes as using 64-bits of registers for E500 double.
3652 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3653 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
3654 specially for E500 double.
3655 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
3656 TDmode for E500 double.
3657 (rs6000_gimplify_va_arg): Only handle SDmode in registers
3658 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
3659 (rs6000_split_multireg_move): Do not handle TDmode specially for
3661 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
3662 using 64-bit registers for E500 double.
3663 (emit_frame_save): Do not handle DDmode specially for E500 double.
3664 (gen_frame_mem_offset): Likewise.
3665 (rs6000_function_value): Do not call spe_build_register_parallel
3666 for DDmode or TDmode.
3667 (rs6000_libcall_value): Likewise.
3668 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
3669 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
3672 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
3674 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
3677 2008-06-04 Junjie Gu <jgu@tensilica.com>
3679 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3680 comparison for frame pointers.
3682 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3685 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3687 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3690 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3691 register is already smaller or equal to required mode.
3693 2008-06-04 Xinliang David Li <davidxl@google.com>
3695 * tree-call-cdce.c: New file.
3696 (cond_dead_built_in_calls): New static variable.
3697 (input_domain): New struct.
3698 (check_pow): New function.
3699 (check_builtin_call): Ditto.
3700 (check_target_format): Ditto.
3701 (is_call_dce_candidate): Ditto.
3702 (gen_one_condition): Ditto.
3703 (gen_conditions_for_domain): Ditto.
3704 (get_domain): Ditto.
3705 (gen_conditions_for_pow_cst_base): Ditto.
3706 (gen_conditions_for_pow_int_base): Ditto.
3707 (gen_conditions_for_pow): Ditto.
3708 (get_no_error_domain): Ditto.
3709 (gen_shrink_wrap_conditions): Ditto.
3710 (shrink_wrap_one_built_in_call): Ditto.
3711 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3712 (tree_call_cdce): Ditto.
3713 (gate_call_cdce): Ditto.
3714 (pass_call_cdce): New gimple pass.
3715 * passes.c: (init_optimization_passes): New pass.
3716 * tree-pass.h: New pass declaration.
3717 * opts.c (decode_options): New flag setting.
3718 * common.opt: Add -ftree-builtin-call-dce flag.
3719 * Makefile.in: Add new source file.
3720 * tempvar.def: New tv_id.
3721 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3723 2008-06-04 Richard Guenther <rguenther@suse.de>
3725 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3726 (is_call_clobbered): Always check var_ann->call_clobbered.
3727 (mark_call_clobbered): Always set var_ann->call_clobbered.
3728 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3729 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3730 (reset_alias_info): Clear call clobbering info on MTAGs and
3732 (set_pt_anything): Set pt_global_mem.
3733 (create_tag_raw): Adjust comment.
3734 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3736 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3737 Maxim Kuvyrkov <maxim@codesourcery.com>
3739 * config/m68k/m68k.opt (mxgot): New option.
3740 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3741 (m68k_output_addr_const_extra): New.
3742 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3743 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3744 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3745 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3747 2008-06-04 Richard Guenther <rguenther@suse.de>
3749 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3750 negative or non-representable offsets.
3752 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3754 * config/i386/i386.c (ix86_gen_leave): New.
3755 (ix86_gen_pop1): Likewise.
3756 (ix86_gen_add3): Likewise.
3757 (ix86_gen_sub3): Likewise.
3758 (ix86_gen_sub3_carry): Likewise.
3759 (ix86_gen_one_cmpl2): Likewise.
3760 (ix86_gen_monitor): Likewise.
3761 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3762 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3763 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3764 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3765 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3766 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3767 (ix86_expand_epilogue): Updated.
3768 (print_operand): Handle integer register operand for 'z'.
3769 (ix86_expand_strlensi_unroll_1): Likewise.
3770 (ix86_expand_strlen): Likewise.
3771 (ix86_expand_builtin): Likewise.
3772 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3773 mov{q}/mov{l} and add{q}/add{l}.
3775 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3777 * config/i386/i386.md (P): New mode iterator.
3778 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3779 using P mode iterator.
3780 (DFmode push_operand splitter): Ditto.
3781 (XFmode push_operand splitter): Ditto.
3782 (DFmode float_extend SFmode push_operand splitter): Ditto.
3783 (XFmode float_extend SFmode push_operand splitter): Do not generate
3784 SImode pushes for 64bit target. Macroize Dimode and SImode
3785 pushes using P mode iterator.
3786 (XFmode float_extend DFmode push_operand splitter): Ditto.
3788 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3790 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3791 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3792 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3794 (ix86_call_abi_override): Remove check for call_used_regs.
3796 2008-06-03 Richard Guenther <rguenther@suse.de>
3798 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3799 for the lhs of calls if the return type contains pointers.
3801 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3803 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3804 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3805 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3806 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3807 of cfun and DEFAULT_ABI to deceide abi mode.
3809 (REG_PARM_STACK_SPACE): Removed.
3810 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3811 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3812 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3813 (ix86_function_abi): Likewise.
3814 (ix86_function_type_abi): Likewise.
3815 (ix86_call_abi_override): Likewise.
3816 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3817 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3818 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3819 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3821 (X86_64_REGPARM_MAX): New.
3822 (X86_64_SSE_REGPARM_MAX): New.
3823 (X64_REGPARM_MAX): New.
3824 (X64_SSE_REGPARM_MAX): New.
3825 (X86_32_REGPARM_MAX): New.
3826 (X86_32_SSE_REGPARM_MAX): New.
3827 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3828 (ix86_function_regparm): Handle user calling abi.
3829 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3830 by DEFAULT_ABI versus SYSV_ABI check.
3831 (ix86_reg_parm_stack_space): New.
3832 (ix86_function_type_abi): New.
3833 (ix86_call_abi_override): New.
3834 (ix86_function_abi): New.
3835 (ix86_cfun_abi): New.
3836 (init_cumulative_args): Call abi specific initialization.
3837 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3838 (function_arg_64): Extend SSE_REGPARM_MAX check.
3839 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3840 (ix86_pass_by_reference): Likewise.
3841 (ix86_function_value_regno_p): Likewise.
3842 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3843 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3844 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3845 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3846 (setup_incoming_varargs_64): Adjust regparm for call abi.
3847 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3848 (ix86_va_start): Likewise.
3849 (ix86_gimplify_va_arg): Likewise.
3850 (ix86_expand_prologue): Likewise.
3851 (output_pic_addr_const): Likewise.
3852 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3853 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3854 (x86_output_mi_thunk): Likewise.
3855 (x86_function_profiler): Likewise.
3856 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3857 (SYSV_ABI, MS_ABI): New constants.
3859 (init_regs): Add prototype of function in regclass.c file.
3860 (OVERRIDE_ABI_FORMAT): New.
3861 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3862 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3863 (OUTGOING_REG_PARM_STACK_SPACE): New.
3864 (ix86_reg_parm_stack_space): New prototype.
3865 (CUMULATIVE_ARGS): Add call_abi member.
3866 (machine_function): Add call_abi member.
3867 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3868 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3870 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3873 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3874 (avr_builtin_setjmp_frame_value): New function.
3875 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3876 (nonlocal_goto): Define.
3878 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3880 * config/mips/mips.c (mips_emit_loadgp): Return early if
3881 there is nothing do to, otherwise emit a blockage if
3882 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3883 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3885 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3887 * configure.ac: Drop unneeded backslash ending up in config.in.
3888 * acinclude.m4: Likewise.
3889 * config.in: Regenerate.
3891 2008-05-26 Jan Hubicka <jh@suse.cz>
3893 * predict.c (maybe_hot_frequency_p): Break out of...
3894 (maybe_hot_bb_p): ... here.
3895 (maybe_hot_edge_p): New.
3896 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3897 * basic-block.h (maybe_hot_edge_p): Declare.
3899 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3901 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3902 (*cmpfp_<mode>_cc): Ditto.
3903 (*fp_jcc_8<mode>_387): Ditto.
3904 (*fop_<MODEF:mode>_2_i387): Ditto.
3905 (*fop_<MODEF:mode>_3_i387): Ditto.
3906 (*fop_xf_2_i387): Ditto.
3907 (*fop_xf_3_i387): Ditto.
3909 2008-06-02 Tomas Bily <tbily@suse.cz>
3911 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3913 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3915 * config/mips/mips.c (mips_valid_offset_p): New function.
3916 (mips_valid_lo_sum_p): Likewise.
3917 (mips_classify_address): Use them.
3918 (mips_force_address): New function.
3919 (mips_legitimize_address): Use it.
3920 * config/mips/mips.md (MOVE128): New mode iterator.
3921 (movtf): Require TARGET_64BIT. Remove empty strings.
3922 (*movtf_internal): Rename to...
3923 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3924 of "R" and use {,fp}{load,store} attributes instead of "multi".
3925 Use a separate define_split.
3926 (*movtf_mips16): New pattern.
3928 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3930 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3931 * config/mips/mips.c (mips_expand_before_return): New function.
3932 (mips_expand_epilogue): Call it.
3933 * config/mips/mips.md (return): Turn into a define_expand.
3934 (*return): New insn.
3936 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3938 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3939 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3940 functions. Do not emit uses and clobbers of CONCATs; individually
3941 use and clobber their operands.
3942 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3943 gen_clobber, emit_use and gen_use.
3944 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3945 (expand_builtin_return): Likewise.
3946 * cfgbuild.c (count_basic_blocks): Likewise.
3947 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3948 * explow.c (emit_stack_restore): Likewise.
3949 * expmed.c (extract_bit_field_1): Likewise.
3950 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3951 (emit_move_multi_word, store_constructor): Likewise.
3952 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3953 (thread_prologue_and_epilogue_insns): Likewise.
3954 * lower-subreg.c (resolve_simple_move): Likewise.
3955 * optabs.c (widen_operand, expand_binop): Likewise.
3956 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3957 * reload.c (find_reloads): Likewise.
3958 * reload1.c (eliminate_regs_in_insn): Likewise.
3959 * stmt.c (expand_nl_goto_receiver): Likewise.
3960 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3961 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3962 * config/arm/arm.c (arm_load_pic_register): Likewise.
3963 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3964 * config/arm/arm.md (untyped_return): Likewise.
3965 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3966 * config/avr/avr.c (expand_prologue): Likewise.
3967 * config/bfin/bfin.c (do_unlink): Likewise.
3968 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3969 * config/cris/cris.c (cris_expand_prologue): Likewise.
3970 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3971 (machopic_legitimize_pic_address): Likewise.
3972 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3973 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3974 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3975 (ix86_expand_convert_uns_didf_sse): Likewise.
3976 (ix86_expand_vector_init_general): Likewise.
3977 * config/ia64/ia64.md (eh_epilogue): Likewise.
3978 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3979 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3980 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3981 (config/iq2000/iq2000.c): Likewise.
3982 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3983 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3984 (builtin_longjmp): Likewise.
3985 * config/mn10300/mn10300.md (call, call_value): Likewise.
3986 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3987 * config/pdp11/pdp11.md (abshi2): Likewise.
3988 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3989 * config/s390/s390.c (s390_emit_prologue): Likewise.
3990 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3991 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3992 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3993 * config/sh/sh.c (prepare_move_operands): Likewise.
3994 (output_stack_adjust, sh_expand_epilogue): Likewise.
3995 (sh_set_return_address, sh_expand_t_scc): Likewise.
3996 * config/sparc/sparc.c (load_pic_register): Likewise.
3997 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3998 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3999 * config/v850/v850.c (expand_epilogue): Likewise.
4001 2008-05-31 Anatoly Sokolov <aesok@post.ru>
4003 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
4004 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
4005 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
4006 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
4007 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
4008 stack pointer register.
4009 (output_movhi): Remove code for interrupt specific writing to the
4010 stack pointer register.
4012 2008-05-31 Richard Guenther <rguenther@suse.de>
4014 PR tree-optimization/34244
4015 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
4016 (tree_expr_nonzero_warnv_p): Likewise.
4017 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4018 ssa_name_nonnegative_p.
4019 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
4020 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
4021 not tree_expr_nonzero_warnv_p.
4023 PR tree-optimization/36262
4025 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
4027 PR tree-optimization/34244
4028 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
4029 (record_numbers_of_iterations): New function.
4030 (execute_vrp): Cache the numbers of iterations of loops.
4031 * tree-scalar-evolution.c (scev_reset_except_niters):
4033 (scev_reset): Use scev_reset_except_niters.
4034 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
4036 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
4038 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4039 __WORKAROUND_RETS when appropriate.
4041 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
4043 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
4044 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
4046 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
4047 *fop_df_comm_sse insn patterns using MODEF mode iterator.
4048 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
4049 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
4050 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
4051 *fop_df_1_mixed insn patterns using MODEF mode iterator.
4052 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
4053 *fop_df_1_sse insn patterns using MODEF mode iterator.
4054 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
4055 *fop_df_1_i387 insn patterns using MODEF mode iterator.
4056 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
4057 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
4058 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
4059 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
4060 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
4061 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
4062 (*fop_xf_4_i387): Use <MODE> for mode attribute.
4063 (*fop_xf_5_i387): Ditto.
4064 (*fop_xf_6_i387): Ditto.
4066 2008-05-30 Richard Guenther <rguenther@suse.de>
4068 * builtins.c (build_string_literal): Avoid generating
4069 a non-gimple_val result.
4071 2008-05-30 DJ Delorie <dj@redhat.com>
4073 * exec-tool.in: Use an environment variable (private) instead of a
4074 file (shared) as a semaphore, so as to not break parallel builds.
4076 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4078 * optabs.c (maybe_encapsulate_block): Remove.
4079 (emit_libcall_block): Adjust accordingly.
4080 * optabs.h (maybe_encapsulate_block): Remove prototype.
4082 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
4083 Don't use maybe_encapsulate_block.
4085 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4087 * config/rs6000/rs6000.c (rs6000_legitimize_address,
4088 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
4089 rtx is a SYMBOL_REF before calling get_pool_constant.
4091 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
4093 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
4095 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
4097 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
4098 rather than OS names to choose INO_T_EQ definition.
4099 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
4100 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
4102 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
4105 * config/darwin-f.c: New.
4106 * config/t-darwin: Added rule to build darwin-f.o.
4107 * config.gcc: Defined new variable, fortran_target_objs.
4108 (*-*-darwin*): Set fortran_target_objs.
4109 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
4110 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
4111 * configure: Regenerated.
4113 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
4116 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
4117 canonical type if needed.
4119 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
4121 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
4123 2008-05-29 Richard Guenther <rguenther@suse.de>
4125 PR tree-optimization/36343
4126 PR tree-optimization/36346
4127 PR tree-optimization/36347
4128 * tree-flow.h (clobber_what_p_points_to): Declare.
4129 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
4130 pointed-to variable is dereferenced is irrelevant to whether
4131 the pointer can access the pointed-to variable.
4132 (clobber_what_p_points_to): New function.
4133 * tree-ssa-alias.c (set_initial_properties): Use it.
4134 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
4135 call clobber check for NMTs.
4137 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4139 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
4140 for printing gcov_type.
4142 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4144 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
4145 and the eh region information.
4146 * value-prof.c (gimple_move_stmt_histograms): New function.
4147 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
4149 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
4151 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
4153 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4155 * value-prof.c (tree_ic_transform): Print counts.
4156 * tree-profile.c (tree_gen_ic_func_profiler):
4157 Clear __gcov_indreict_call_callee variable to avoid misattribution
4160 2008-05-28 Rafael Espindola <espindola@google.com>
4162 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
4165 2008-05-28 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/36339
4168 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
4169 and clobbering code out of the loop.
4171 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4173 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
4176 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
4177 s390_contiguous_bitmask_p, s390_symref_operand_p,
4178 s390_check_symref_alignment, s390_reload_larl_operand,
4179 s390_reload_symref_address): New functions.
4180 (s390_branch_condition_mnemonic): Support compare and branch
4182 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
4183 and 'W' constraints.
4184 (s390_secondary_reload): Add secondary reloads for unaligned
4185 symbol refs or symbol refs to floating point or QI/TI mode
4187 (legitimate_address_p): Accept symbol references as addresses.
4188 (s390_expand_insv): Use rotate and insert selected bits
4189 instruction for insv when building for z10.
4190 (print_operand_address): Handle symbol ref addresses.
4191 (print_operand): Output modifier 'c' added for signed byte values.
4192 (s390_encode_section_info): Mark symbol refs with
4193 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
4195 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
4196 (length attribute): RRF, RRR have 4 byte length.
4197 (FPALL, INTALL): New mode iterators added.
4198 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
4199 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
4200 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
4201 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
4202 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
4203 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
4204 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
4205 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
4207 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
4208 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
4209 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
4210 reload<INTALL:mode><P:mode>_toreg_z10,
4211 reload<FPALL:mode><P:mode>_tomem_z10,
4212 reload<FPALL:mode><P:mode>_toreg_z10,
4213 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
4214 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
4215 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
4216 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
4218 (movmem, clrmem, cmpmem): New splitters added.
4220 * config/s390/predicates.md (larl_operand): Use
4221 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
4222 SYMBOL_REF_ALIGN1_P.
4223 (s390_signed_integer_comparison,
4224 s390_unsigned_integer_comparison): New predicates.
4226 * config/s390/s390-protos.h (s390_check_symref_alignment,
4227 s390_contiguous_bitmask_p, s390_reload_larl_operand,
4228 s390_reload_symref_address,
4229 s390_compare_and_branch_condition_mask): Prototypes added.
4231 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
4232 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
4233 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
4235 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4237 * config/s390/s390.c (z10_cost): New cost function for z10.
4238 (s390_handle_arch_option, override_options): Support -march=z10 switch.
4239 (s390_issue_rate): Adjust issue rate for z10.
4240 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
4241 (processor_flags): Add PF_Z10.
4242 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
4243 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
4244 * gcc/config.gcc: Add z10.
4246 2008-05-28 Richard Guenther <rguenther@suse.de>
4248 PR tree-optimization/36291
4249 * tree-flow. h (struct gimple_df): Remove var_anns member.
4250 * tree-flow-inline.h (gimple_var_anns): Remove.
4251 (var_ann): Simplify.
4252 * tree-dfa.c (create_var_ann): Simplify.
4253 (remove_referenced_var): Clear alias info from var_anns of globals.
4254 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
4255 (delete_tree_ssa): Clear alias info from var_anns of globals.
4256 Do not free var_anns.
4257 (var_ann_eq): Remove.
4258 (var_ann_hash): Likewise.
4260 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
4262 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
4263 and loongson2f entries.
4264 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
4265 * config/mips/mips.h (processor_type): Add Loongson-2E
4266 and Loongson-2F entries.
4267 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
4268 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
4269 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
4270 * doc/invoke.texi (MIPS Options): Document loongson2e
4271 and loongson2f processor names.
4273 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4277 * config/i386/i386.c (ix86_function_arg_boundary): Use
4278 alignment of canonical type.
4279 (ix86_expand_vector_move): Check unaligned memory access for
4282 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4284 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
4285 Moved to the front of file.
4287 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
4288 H.J. Lu <hongjiu.lu@intel.com>
4290 * dwarf2out.c (current_fde): New.
4292 (lookup_cfa:): Likewise.
4293 (dwarf2out_end_epilogue): Likewise.
4294 (dwarf2out_note_section_used): Likewise.
4296 2008-05-27 Michael Matz <matz@suse.de>
4299 * c.opt (Wenum-compare): New warning option.
4300 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
4302 2008-05-27 Michael Matz <matz@suse.de>
4305 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
4307 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
4308 into memory as tail calls.
4310 2008-05-27 Richard Guenther <rguenther@suse.de>
4312 PR tree-optimization/36339
4313 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
4314 pointers cause all addressable variables to be call clobbered.
4316 2008-05-27 Richard Guenther <rguenther@suse.de>
4318 PR tree-optimization/36245
4319 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
4321 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4323 * config/s390/s390.md: Replace all occurences of the 'm'
4324 constraint with 'RT'.
4326 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4328 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
4330 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
4332 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
4333 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
4334 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
4336 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4338 * reload.c: (find_reloads): Skip alternatives according to the
4339 "enabled" attribute. Constify the constraint variable.
4340 * recog.c (get_attr_enabled): Add default implementation.
4341 (extract_insn): Set the alternative_enabled_p array
4342 in the recog_data struct.
4343 (preprocess_constraints, constrain_operands): Skip
4344 alternatives according to the "enabled" attribute
4345 * recog.h (struct recog_data): New field alternative_enabled_p.
4346 (skip_alternative): New inline function.
4347 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
4348 (record_reg_classes): Skip alternative according to the
4349 "enabled" attribute.
4351 * doc/md.texi: Add documention for the "enabled" attribute.
4353 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4355 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
4356 * postreload.c (reload_cse_simplify_operands): Replace 'm'
4357 constraint with TARGET_MEM_CONSTRAINT.
4358 * recog.c (asm_operand_ok, preprocess_constraints,
4359 constrain_operands): Likewise.
4360 * regclass.c (record_reg_classes): Likewise.
4361 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
4362 * reload1.c (maybe_fix_stack_asms): Likewise.
4363 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
4364 * recog.h: Adjust comment.
4365 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
4366 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
4367 * doc/md.texi: Add a note to description of 'm' constraint.
4368 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
4370 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
4372 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
4373 that the bitfield is of integral type before testing its precision.
4375 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4376 Sa Liu <saliu@de.ibm.com>
4378 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
4379 __modti3, __udivti3, __umodti3 and __udivmodti4.
4380 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
4381 that implement TImode mul and div functions.
4382 * config/spu/multi3.c: New. Implement __multi3.
4383 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
4384 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
4387 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
4389 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
4390 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
4391 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
4392 tls_sysv_suffix): New mode and mode attribute iterators.
4393 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
4394 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
4395 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
4396 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
4397 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
4400 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
4402 PR tree-optimization/36329
4403 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
4404 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
4405 * cgraphbuild.c (initialize_inline_failed): Use the latter
4406 macro in lieu of the former.
4407 * ipa-inline.c (cgraph_mark_inline): Likewise.
4408 (cgraph_decide_inlining_of_small_function): Likewise.
4409 (cgraph_decide_inlining): Likewise.
4410 (cgraph_decide_inlining_incrementally): Likewise.
4412 2008-05-26 Tristan Gingold <gingold@adacore.com>
4413 Anatoly Sokolov <aesok@post.ru>
4415 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
4416 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
4417 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
4418 optimization for 'avr6' architecture.
4420 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
4423 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
4425 2008-05-26 Richard Guenther <rguenther@suse.de>
4427 * tree-ssa-sccvn.c (expr_has_constants): Declare.
4428 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
4430 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
4433 * caller-save.c (insert_restore): Verify alignment of spill space.
4434 (insert_save): Likewise.
4435 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
4436 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
4437 (STACK_SLOT_ALIGNMENT): Likewise.
4438 * function.c (LOCAL_ALIGNMENT): Removed.
4439 (get_stack_local_alignment): New.
4440 (assign_stack_local): Use it. Set alignment on stack slot.
4441 (assign_stack_temp_for_type): Use get_stack_local_alignment.
4442 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
4443 (STACK_SLOT_ALIGNMENT): New.
4444 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
4445 stack slot in XFmode.
4447 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
4449 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
4452 * config/i386/i386.md (allocate_stack_worker_64): Make sure
4453 argument operand in rax isn't removed.
4455 2008-05-26 Richard Guenther <rguenther@suse.de>
4458 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
4459 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
4461 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4464 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
4466 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
4468 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
4469 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
4471 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4473 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
4474 build a trampoline if we don't want one.
4475 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
4476 return zero for nested functions if we don't want a trampoline.
4478 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4480 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
4482 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4485 * c.opt: Removed undocumented option '-lang-fortran'.
4486 * c-common.h: Removed global variable 'lang_fortran'.
4487 * c-opts.c (c_common_handle_option): Removed code to handle
4488 option '-lang-fortran'. Updated includes.
4489 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
4490 definition of '__GFORTRAN__'.
4491 (define__GNUC__): Reimplemented to use BASEVER and
4492 cpp_define_formatted.
4493 (builtin_define_with_value_n): Removed.
4494 * c-incpath.h: Renamed to ...
4495 * incpath.h: ... this.
4496 * c-incpath.c: Renamed to ...
4497 * incpath.c: ... this. Updated includes.
4498 * fix-header.c: Updated includes.
4499 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
4500 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
4501 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
4503 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4505 * tree.h: Update the table of flags used on tree nodes.
4506 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
4507 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
4508 (FORCED_LABEL): Add access check.
4509 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
4510 (ASM_INPUT_P): Likewise.
4511 (ASM_VOLATILE_P): Likewise.
4512 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
4513 (OMP_SECTION_LAST): Access private_flag directly.
4514 (OMP_RETURN_NOWAIT): Likewise.
4515 (OMP_PARALLEL_COMBINED): Likewise.
4516 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
4517 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
4518 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
4519 deprecated_flag directly.
4521 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
4523 * final.c (frame_pointer_needed): Removed.
4524 * flags.h (frame_pointer_needed): Likewise.
4526 * function.h (rtl_data): Add frame_pointer_needed.
4527 (frame_pointer_needed): New.
4529 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
4531 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
4533 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
4535 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
4538 2008-05-25 Alan Modra <amodra@bigpond.net.au>
4540 * c-common.c (strip_array_types): Move function to..
4542 (get_inner_array_type): Delete.
4543 * c-common.h (strip_array_types): Move declaration to..
4545 (get_inner_array_type): Delete.
4546 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
4547 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4548 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4549 * config/pa/pa.c (emit_move_sequence): Likewise.
4551 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
4553 * config/i386/i386.md (*sse_prologue_save_insn): Set length
4556 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
4558 * function.c: Include target hook for nonlocal_goto frame value.
4560 2008-05-24 Richard Guenther <rguenther@suse.de>
4562 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
4563 variable can be only accessed through a pointer or a union.
4565 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4567 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
4568 * doc/extend.texi: Likewise.
4570 2008-05-23 DJ Delorie <dj@redhat.com>
4572 * config/m32c/jump.md (untyped_call): Add.
4574 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
4576 (m32c_address_cost): Detail costs for indirect offsets.
4578 2008-05-23 Rafael Espindola <espindola@google.com>
4580 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
4581 if a node is a SUBREG.
4582 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
4585 2008-05-23 Paul Brook <paul@codesourcery.com>
4586 Carlos O'Donell <carlos@codesourcery.com>
4588 * doc/extend.texi: Clarify use of __attribute__((naked)).
4589 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4590 * target.h (gcc_target): Add allocate_stack_slots_for_args.
4591 * function.c (use_register_for_decl): Use
4592 targetm.calls.allocate_stack_slots_for_args.
4593 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4594 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
4595 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
4597 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
4599 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4601 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4603 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4604 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4605 is only rounded once.
4607 2008-05-23 Richard Guenther <rguenther@suse.de>
4609 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4611 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4612 Jakub Jelinek <jakub@redhat.com>
4615 * configure.ac: Handle --enable-cld.
4616 * configure: Regenerated.
4617 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4618 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4619 (ix86_current_function_needs_cld): New define.
4620 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4621 (cld): New isns pattern.
4622 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4623 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4624 * config/i386/i386.opt (mcld): New option.
4625 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4626 TARGET_CLD and ix86_current_function_needs_cld.
4627 (override_options): Use -mcld by default for 32-bit code if
4630 * doc/install.texi (Options specification): Document --enable-cld.
4631 * doc/invoke.texi (Machine Dependent Options)
4632 [i386 and x86-64 Options]: Add -mcld option.
4633 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4635 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4636 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4637 (return_in_memory_64): Likewise.
4638 (return_in_memory_ms_64): Likewise.
4640 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4642 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4643 * builtins.c (fold_builtin_fpclassify): New.
4644 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4645 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4646 * c-common.c (handle_type_generic_attribute): Adjust to accept
4647 fixed arguments before an elipsis.
4648 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4649 * doc/extend.texi: Document __builtin_fpclassify.
4651 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4653 * omp-low.c (gate_expand_omp_ssa): Remove.
4654 (pass_expand_omp_ssa): Remove.
4655 (gate_expand_omp): Do not check for flag_openmp_ssa.
4656 * common.opt (-fopenmp-ssa): Remove.
4657 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
4659 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
4661 * config/sh/sh.opt (mfixed-range): New option.
4662 * config/sh/sh-protos.h (sh_fix_range): Declare.
4663 * config/sh/sh.c (sh_fix_range): New function.
4664 * config/sh/sh.h (sh_fixed_range_str): Declare.
4665 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
4667 * doc/invoke.texi (SH Options): Document -mfixed-range.
4669 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
4671 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
4672 it before the redeclaration.
4674 2008-05-22 Anatoly Sokolov <aesok@post.ru>
4676 * config/avr/avr.c (get_sequence_length): Add new function.
4677 (expand_prologue, expand_epilogue): Remove duplicate code.
4679 2008-05-22 Rafael Espindola <espindola@google.com>
4681 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4684 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4686 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4687 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4689 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4690 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4691 (vect_update_misalignment_for_peel): Likewise.
4692 (vector_alignment_reachable_p): Likewise.
4693 * tree-vect-transform.c (vectorizable_load): Likewise.
4694 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4695 (get_vectype_for_scalar_type): Pass mode of scalar_type
4696 to UNITS_PER_SIMD_WORD.
4698 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4699 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4700 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4701 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4702 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4704 2008-05-22 Ira Rosen <irar@il.ibm.com>
4706 PR tree-optimization/36293
4707 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4708 if the first load must be skipped because of a gap.
4710 2008-05-22 Richard Guenther <rguenther@suse.de>
4712 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4713 more cases of offset disambiguation that is possible if
4714 strict-aliasing rules apply.
4715 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4716 for basic offset and type-based disambiguation.
4718 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4720 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4721 ix86_expand_vector_set on V16QImode for SSE4.1.
4723 2008-05-21 Tom Tromey <tromey@redhat.com>
4725 * c.opt (Wimport): Mark as undocumented.
4726 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4728 (Warning Options): Likewise.
4729 * doc/cppopts.texi: Don't mention -Wimport.
4731 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4733 PR tree-optimization/36287
4734 PR tree-optimization/36286
4735 * lambda-code.c (build_access_matrix): Do not use the loop->num
4736 for computing the number of induction variables: use the loop depth
4739 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4742 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4743 option -f(no-)leading-underscore.
4745 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4747 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4748 GET_MODE_NUNITS (mode).
4750 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4752 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4753 (-mmulhw): Add 464 to description.
4754 (-mdlmzb): Likewise.
4755 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4756 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4758 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4759 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4760 * config/rs6000/rs6000.md: Update comments for 464.
4762 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4764 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4766 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4768 * config/i386/sse.md (vec_extractv4sf): Removed.
4769 (vec_extractv2df): Likewise.
4770 (vec_extractv2di): Likewise.
4771 (vec_extractv4si): Likewise.
4772 (vec_extractv8hi): Likewise.
4773 (vec_extractv16qi): Likewise.
4774 (vec_extract<mode>): New.
4776 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4778 * config/i386/sse.md (vec_setv4sf): Removed.
4779 (vec_setv2df): Likewise.
4780 (vec_setv2di): Likewise.
4781 (vec_setv4si): Likewise.
4782 (vec_setv8hi): Likewise.
4783 (vec_setv16qi): Likewise.
4784 (vec_set<mode>): New.
4786 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4788 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4789 goto for vec_concat and vec_interleave.
4791 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4793 * config/i386/sse.md (vec_initv4sf): Removed.
4794 (vec_initv2df): Likewise.
4795 (vec_initv2di): Likewise.
4796 (vec_initv4si): Likewise.
4797 (vec_initv8hi): Likewise.
4798 (vec_initv16qi): Likewise.
4799 (vec_init<mode>): New.
4801 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4803 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4805 2008-05-21 Tom Tromey <tromey@redhat.com>
4807 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4808 (zone_find_object_offset): Likewise.
4809 (gt_ggc_m_S): Likewise.
4810 (highest_bit): Likewise.
4811 * ggc-page.c (gt_ggc_m_S): New function.
4812 * stringpool.c (string_stack): Remove.
4813 (init_stringpool): Update.
4814 (ggc_alloc_string): Use ggc_alloc.
4815 (maybe_delete_ident): New function.
4816 (ggc_purge_stringpool): Likewise.
4817 (gt_ggc_m_S): Remove.
4818 * ggc-common.c (ggc_protect_identifiers): New global.
4819 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4820 ggc_protect_identifiers.
4821 * ggc.h (ggc_protect_identifiers): Declare.
4822 (gt_ggc_m_S): Update.
4823 (ggc_purge_stringpool): Declare.
4824 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4825 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4827 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4829 2008-05-21 David S. Miller <davem@davemloft.net>
4831 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4834 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4836 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4839 2008-05-20 David Daney <ddaney@avtrex.com>
4841 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4842 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4843 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4844 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4845 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4846 (atomic_hiqi_op): New define_code_iterator.
4847 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4848 mips_expand_compare_and_swap_12.
4849 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4850 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4851 (sync_<optab><mode>, sync_old_<optab><mode>,
4852 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4853 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4854 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4855 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4856 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4857 (test_and_set_12): New insn.
4858 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4859 sync_new_<optab><mode>, sync_old_nand<mode>,
4860 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4861 clobber to operand 0 for SI and DI mode insns.
4862 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4863 mips_gen_fn_4): New typedefs.
4864 (mips_gen_fn_ptrs): Define new union type.
4865 (mips_expand_compare_and_swap_12): Remove declaration.
4866 (mips_expand_atomic_qihi): Declare function.
4867 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4868 (mips_expand_atomic_qihi): ... this. Use new generator function
4870 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4871 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4872 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4873 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4874 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4875 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4876 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4877 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4878 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4879 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4882 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4884 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4887 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4889 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4890 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4891 (avr_attribute_table): Add 'OS_main' function attribute.
4892 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4893 functions with 'OS_main' attribute.
4895 2008-05-20 Richard Guenther <rguenther@suse.de>
4897 PR tree-optimization/35204
4898 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4899 helper, split out from ...
4900 (DFS): ... here. Make the DFS walk non-recursive.
4902 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4903 Jan Sjodin <jan.sjodin@amd.com>
4905 PR tree-optimization/36181
4906 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4907 (parallelize_loops): Don't parallelize when the loop has vector
4910 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4911 Sebastian Pop <sebastian.pop@amd.com>
4913 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4914 matrix, and never look at the tree representation of the memory
4916 (linear_transform_loops): Computes parameters and access matrices.
4917 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4919 (access_matrix_get_index_for_parameter): New.
4920 * tree-data-ref.h (struct access_matrix): New.
4921 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4922 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4923 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4924 am_vector_index_for_loop): New.
4925 (struct data_reference): Add field access_matrix.
4926 (DR_ACCESS_MATRIX): New.
4927 (compute_data_dependences_for_loop): Update declaration.
4928 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4929 * lambda.h (lambda_vector_vec_p): Declared.
4930 * lambda-code.c: Depend on pointer-set.h.
4931 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4932 av_for_af_base, av_for_af, build_access_matrix,
4933 lambda_compute_access_matrices): New.
4934 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4936 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4938 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4941 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4942 Sebastian Pop <sebastian.pop@amd.com>
4944 PR tree-optimization/36206
4945 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4947 (instantiate_scev_1): Rename flags to fold_conversions.
4948 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4949 outeside instantiation_loop.
4950 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4951 (evolution_function_is_affine_or_constant_p): Removed.
4952 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4954 (analyze_siv_subscript): Pass in the loop nest number.
4955 Call evolution_function_is_affine_in_loop instead of
4956 evolution_function_is_affine_p.
4957 (analyze_overlapping_iterations): Pass in the loop nest number.
4959 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4960 Sebastian Pop <sebastian.pop@amd.com>
4962 PR tree-optimization/36206
4963 * tree-chrec.h (chrec_fold_op): New.
4964 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4967 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4969 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4971 (remove_duplicates): Do not set inode on non-inode systems.
4974 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4976 * config.gcc (tm_file): Update comments about relative pathnames.
4978 2008-05-20 Richard Guenther <rguenther@suse.de>
4980 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4981 * tree-ssa-sccvn.c (process_scc): Likewise.
4982 * tree-ssa-sink.c (execute_sink_code): Likewise.
4983 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4984 * tree-vrp.c (process_assert_insertions): Likewise.
4985 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4986 (perform_tree_ssa_dce): Likewise.
4987 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4988 (dump_dominator_optimization_stats): Likewise.
4989 * tree-vectorizer.c (vectorize_loops): Likewise.
4991 2008-05-20 Richard Guenther <rguenther@suse.de>
4993 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4995 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4997 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4998 (ix86_i386elf_return_in_memory): Likewise.
4999 (ix86_i386interix_return_in_memory): Likewise.
5000 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
5001 (SUBTARGET_RETURN_IN_MEMORY): New.
5002 * config/i386/i386elf.h: Likewise.
5003 * config/i386/ptx4-i.h: Likewise.
5004 * config/i386/sol2-10.h: Likewise.
5005 * config/i386/sysv4.h: Likewise.
5006 * config/i386/vx-common.h: Likewise.
5007 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
5008 * config/i386/i386.c (ix86_return_in_memory): Made static and
5009 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
5010 (ix86_i386elf_return_in_memory): Removed.
5011 (ix86_i386interix_return_in_memory): Removed.
5012 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
5013 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
5015 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
5017 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
5019 2008-05-19 Xinliang David Li <davidxl@google.com>
5021 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
5023 * common.opt: Ditto.
5024 * doc/invoke.texi: Ditto.
5026 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
5028 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
5029 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
5031 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
5033 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
5034 sizes of operand array from 8/4 to 4/2.
5035 (ix86_expand_vector_init_general): Change size of operand array
5036 from 32 to 16. Remove op0, op1 and half_mode.
5038 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
5040 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
5041 (ix86_expand_vector_init_interleave): Likewise.
5042 (ix86_expand_vector_init_general): Use them. Assert
5043 word_mode == SImode when n_words == 4.
5045 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
5047 * config/i386/i386.c (ix86_secondary_reload): New static function.
5048 (TARGET_SECONDARY_RELOAD): New define.
5049 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5050 * config/i386/i386.md (reload_outqi): Remove.
5052 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5055 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
5056 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
5057 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
5058 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
5059 (fold_builtin_1): Likewise.
5060 * builtins.def (BUILT_IN_ISINF_SIGN): New.
5061 c-common.c (check_builtin_function_arguments): Handle
5062 BUILT_IN_ISINF_SIGN.
5063 * doc/extend.texi: Document __builtin_isinf_sign.
5064 * fold-const.c (operand_equal_p): Handle COND_EXPR.
5066 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
5068 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
5069 EH cleanup at the end of the pass, search for those that have been
5070 turned into forwarder blocks and do the cleanup on their successor.
5072 2008-05-18 Richard Guenther <rguenther@suse.de>
5074 * tree-cfg.c (verify_gimple_expr): Allow conversions from
5075 pointers to sizetype and vice versa.
5077 2008-05-18 Xinliang David Li <davidxl@google.com>
5079 * gcc/tree-ssa-dce.c: Coding style fix.
5080 (check_pow): Documentation comment.
5081 (check_log): Documenation comment. Coding style fix.
5082 (is_unnecessary_except_errno_call): Ditto.
5083 (gen_conditions_for_pow): Ditto.
5084 (gen_conditions_for_log): Ditto.
5085 (gen_shrink_wrap_conditions): Ditto.
5086 (shrink_wrap_one_built_in_calls): Ditto.
5087 * gcc/doc/invoke.texi: Better documentation string.
5088 * ChangeLog: Fix wrong change log entries from
5089 May 17 checkin on function call DCE.
5091 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
5093 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
5095 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5097 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
5098 * df-problems.c (simulation routines): Fixed block comment to
5099 properly say how to add forwards scanning functions.
5101 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5103 * tree-inline.c (setup_one_parameter): Remove dead code.
5105 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5107 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
5108 a BIT_AND_EXPR only for an INTEGER_TYPE.
5110 2008-05-17 Xinliang David Li <davidxl@google.com>
5112 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
5113 (check_pow, check_log, is_unnecessary_except_errno_call): New
5114 functions to check for eliminating math functions that are pure
5115 except for setting errno.
5116 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
5117 general condition expressions for shrink-wrapping pow/log calls.
5118 (gen_shrink_wrap_conditions): Ditto.
5119 (shrink_wrap_one_built_in_call): Ditto.
5120 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
5121 (mark_operand_necessary): If debugging, output if OP is necessary.
5122 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
5124 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
5126 * gcc/common.opt: New user flag -ftree-builtin-dce.
5127 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
5129 2008-05-16 David S. Miller <davem@davemloft.net>
5131 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
5132 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5134 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
5137 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
5139 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5141 * ifcvt.c (dead_or_predicable): Rename
5142 df_simulate_one_insn_backwards to df_simulate_one_insn.
5143 * recog.c (peephole2_optimize): Ditto.
5144 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
5146 * df.h: Rename df_simulate_one_insn_backwards to
5147 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
5148 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
5149 scanning of defs and uses.
5150 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
5151 (df_simulate_one_insn_forwards): Removed.
5153 2008-05-16 Doug Kwan <dougkwan@google.com>
5155 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
5157 (real_from_string): Handle NaNs and Inf as approriate.
5159 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5161 * doc/gty.texi (Source Files Containing Type Information): Note
5162 that headers should appear first in the gtfiles list.
5164 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5166 * tree.def (COND_EXEC): Properly documented this code.
5168 2008-05-16 Diego Novillo <dnovillo@google.com>
5170 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
5171 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
5174 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5176 * tree-ssa-dse (max_stmt_uid): Removed.
5177 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
5178 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
5179 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
5180 * function.h (cfun.last_stmt_uid): New field.
5181 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
5182 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
5184 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
5185 (create_stmt_ann): Initialize the ann->uid field.
5186 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
5188 * tree-flow.h (renumber_gimple_stmt_uids): New function.
5190 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5192 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
5193 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
5194 (init_empty_tree_cfg): Call it.
5196 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5198 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
5201 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5203 * doc/invoke.text (-fdump-tree-*-verbose): New option.
5204 * tree-dump.c (dump_options): New verbose option.
5205 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
5207 * tree-pass.h (TDF_VERBOSE): New dump flag.
5208 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
5209 (tree-flow.h): Added include.
5210 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
5212 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
5214 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
5216 From Jie Zhang <jie.zhang@analog.com>
5217 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5218 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
5219 mcpu=bf561-none and mcpu=bf561-0.2.
5220 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5221 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5222 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5223 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5224 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
5225 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
5226 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
5228 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
5229 (cputype_selected): Remove.
5230 (bfin_handle_option): Don't use cputype_selected.
5231 (override_options): When no mcpu option, enable all workarounds.
5232 Don't use bfin_workarounds.
5233 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
5235 (DEFAULT_CPU_TYPE): Don't define.
5237 2008-05-16 Richard Guenther <rguenther@suse.de>
5239 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
5240 on deletion of the last stmt.
5242 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5244 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
5245 V8HImode for SSE2 and V16QImode for SSE4.1.
5247 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5249 * cgraph.h (compute_inline_parameters): Made public.
5250 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
5251 variable_generate_summary, function_write_summary,
5252 variable_write_summary, variable_read_summary. Added generate_summary,
5253 write_summary, read_summary.
5254 * cgraphunit.c (cgraph_process_new_functions): Changed call from
5255 pass_ipa_inline.function_generate_summary, to
5256 compute_inline_parameters.
5257 * ipa-inline.c (compute_inline_parameters): Made public and added
5259 (compute_inline_parameters_for_current): New function.
5260 (pass_inline_param): Now calls compute_inline_parameters_for_current.
5261 (inline_generate_summary): Removed parameter and made to loop over
5263 (pass_ipa_inline): Updated for new IPA_PASS structure.
5264 * passes.c (execute_ipa_summary_passes): Now is called once per
5265 pass rather than once per node*pass.
5267 2008-05-15 Anatoly Sokolov <aesok@post.ru>
5269 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
5270 avr_have_mul_p, avr_asm_only_p): Remove variables.
5271 (avr_override_options): Remove initialization of removed variables.
5272 (avr_file_start): Convert removed variables to fields of
5273 'struct base_arch_s *avr_current_arch'.
5274 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
5275 (AVR_HAVE_MUL): (Ditto.).
5276 (AVR_HAVE_MOVW): (Ditto.).
5277 (AVR_HAVE_LPMX): (Ditto.).
5278 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
5279 avr_asm_only_p): Remove declaration.
5281 2008-05-15 Diego Novillo <dnovillo@google.com>
5283 * config/arm/arm.c (arm_return_in_memory): Fix return type.
5284 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
5286 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
5289 * combine.c (check_conversion): Rename back to check_promoted_subreg.
5290 Don't call record_truncated_value from here.
5291 (record_truncated_value): Turn it into a for_each_rtx callback.
5292 (record_truncated_values): New function.
5293 (combine_instructions): Call note_uses with record_truncated_values.
5294 Change name of check_conversion to check_promoted_subreg.
5296 2008-05-15 Janis Johnson <janis187@us.ibm.com>
5298 * doc/sourcebuild.texi: Document support for torture tests.
5300 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5302 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
5303 to alternative 4 of operand 2.
5305 2008-05-15 Richard Guenther <rguenther@suse.de>
5307 * tree-pass.h (current_pass): Declare.
5308 (get_pass_for_id): Likewise.
5309 * passes.c (passes_by_id, passes_by_id_size): New globals.
5310 (set_pass_for_id): New function.
5311 (get_pass_for_id): Likewise.
5312 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
5313 (execute_function_todo): Flush per function statistics.
5314 * toplev.c (compile_file): Init statistics.
5315 (general_init): Do early statistics initialization.
5316 (finalize): Finish statistics.
5317 * statistics.h (statistics_early_init): Declare.
5318 (statistics_init): Likewise.
5319 (statistics_fini): Likewise.
5320 (statistics_fini_pass): Likewise.
5321 (statistics_counter_event): Likewise.
5322 (statistics_histogram_event): Likewise.
5323 * statistics.c: New file.
5324 * Makefile.in (OBJS-common): Add statistics.o.
5325 (statistics.o): Add dependencies.
5326 * doc/invoke.texi (-fdump-statistics): Document.
5328 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
5330 (execute_pre): Use statistics_counter_event.
5331 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
5332 (substitute_and_fold): Increment it. Use statistics_counter_event.
5334 2008-05-15 Diego Novillo <dnovillo@google.com>
5336 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
5338 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
5339 * tree-ssa-alias.c (new_type_alias): Remove references to
5340 sub-variables from comment.
5341 * tree-ssa-operands.c (swap_tree_operands): Likewise.
5343 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5345 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
5346 attribute to 1 only for insertps alternative.
5348 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5350 * config/bfin/bfin.md (loadbytes): New pattern.
5351 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
5352 (bfin_init_builtins): Initialize it.
5353 (bdesc_1arg): Add it.
5355 2008-05-15 Sa Liu <saliu@de.ibm.com>
5357 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
5358 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
5359 * testsuite/lib/target-supports.exp: Add
5360 check_effective_target_fortran_integer_16.
5362 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5364 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
5365 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
5366 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
5367 (TARGET_RETURN_IN_MEMORY): Define.
5369 2008-05-15 Richard Guenther <rguenther@suse.de>
5372 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
5373 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
5374 represent unmodifiable vars.
5376 2008-05-15 Richard Guenther <rguenther@suse.de>
5378 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
5379 INDIRECT_REF and TARGET_MEM_REF.
5380 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5383 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5384 H.J. Lu <hongjiu.lu@intel.com>
5386 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
5387 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
5388 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
5389 insn alternatives. Add missing alternatives.
5390 (*vec_concatv2di_rex64_sse4_1): Likewise.
5391 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
5392 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
5395 2008-05-15 Richard Guenther <rguenther@suse.de>
5397 PR tree-optimization/36009
5398 PR tree-optimization/36204
5399 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
5400 (determine_invariantness_stmt): Record the loop a store is
5402 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
5405 2008-05-15 Richard Guenther <rguenther@suse.de>
5407 PR tree-optimization/34330
5408 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
5409 through the pointer will alias the SMT.
5411 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
5413 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
5415 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
5417 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
5419 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5420 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5422 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
5423 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
5424 (vashl_optab): New optab for vector/vector shifts.
5425 (vashr_optab): Ditto.
5426 (vlshr_optab): Ditto.
5427 (vrotl_optab): Ditto.
5428 (vrotr_optab): Ditto.
5429 (optab_subtype): New enum for optab_for_tree_code call.
5430 (optab_for_tree_code): Add enum optab_subtype argument.
5432 * optabs.c (optab_for_tree_code): Take an additional argument to
5433 distinguish between a vector shift by a scalar and vector shift by
5434 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
5435 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
5436 vector shift by a vector.
5437 (expand_widen_pattern_expr): Pass additional argument to
5438 optab_for_tree_code.
5440 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
5441 vrotl_optab, vrotr_optab.
5443 * expr.c (expand_expr_real_1): Update calls to
5444 optab_for_tree_code to distinguish between vector shifted by a
5445 scalar and vector shifted by a vector.
5446 * tree-vectorizer.c (supportable_widening_operation): Ditto.
5447 (supportable_narrowing_operation): Ditto.
5448 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
5449 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
5450 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
5451 (vect_create_epilog_for_reduction): Ditto.
5452 (vectorizable_reduction): Ditto.
5453 (vectorizable_operation): Ditto.
5454 (vect_strided_store_supported): Ditto.
5455 (vect_strided_load_supported): Ditto.
5456 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5457 * expmed.c (expand_shift): Ditto.
5459 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
5461 (ashr@var{m}3): Ditto.
5462 (vashl@var{m}3): Document new vector/vector shift standard name.
5463 (vashr@var{m}3): Ditto.
5464 (vlshr@var{m}3): Ditto.
5465 (vrotl@var{m}3): Ditto.
5466 (vrotr@var{m}3): Ditto.
5468 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
5469 (PPERM_INVERT): Ditto.
5470 (PPERM_REVERSE): Ditto.
5471 (PPERM_REV_INV): Ditto.
5472 (PPERM_ZERO): Ditto.
5473 (PPERM_ONES): Ditto.
5474 (PPERM_SIGN): Ditto.
5475 (PPERM_INV_SIGN): Ditto.
5476 (PPERM_SRC1): Ditto.
5477 (PPERM_SRC2): Ditto.
5479 * config/i386/sse.md (mulv2di3): Add SSE5 support.
5480 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
5481 allows a memory operand to be the value being added, and split it
5482 to improve vectorization.
5483 (sse5_pmacsdqh_mem): Ditto.
5484 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
5485 (sse5_mulv2div2di3_high): Ditto.
5486 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
5487 (vec_pack_trunc_v4si): Ditto.
5488 (vec_pack_trunc_v2di): Ditto.
5489 (sse5_pcmov_<mode>): Remove code that tried to use use
5490 andps/andnps instead of pcmov.
5491 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
5492 pmacsdqh instructions.
5493 (vec_widen_smult_lo_v4si): Ditto.
5495 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
5496 (PPERM_INVERT): Ditto.
5497 (PPERM_REVERSE): Ditto.
5498 (PPERM_REV_INV): Ditto.
5499 (PPERM_ZERO): Ditto.
5500 (PPERM_ONES): Ditto.
5501 (PPERM_SIGN): Ditto.
5502 (PPERM_INV_SIGN): Ditto.
5503 (PPERM_SRC1): Ditto.
5504 (PPERM_SRC2): Ditto.
5505 (ix86_expand_sse_movcc): Move the SSE5 test after the if
5507 (ix86_expand_int_vcond): If SSE5 generate all possible integer
5509 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
5510 says ignore whether the last reference is a memory operand.
5512 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5513 Paolo Bonzini <bonzini at gnu dot org>
5515 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
5518 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
5519 (vlshr<mode>3): Rename from vlshr<mode>3.
5520 (vashr<mode>3): Rename from vashr<mode>3.
5521 (mulv4sf3): Change the names of vector shift patterns.
5525 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
5528 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
5553 * config/spu/spu.md (v): New iterator macro to add v for vector types.
5554 (floatunssidf2_internal): Change vector/vector shift names.
5555 (floatunsdidf2_internal): Ditto.
5562 (vashl<mode>3): Rename from ashl<mode>3.
5563 (vashr<mode>3): Rename from ashr<mode>3.
5564 (vlshr<mode>3): Rename from lshr<mode>3.
5565 (vrotl<mode>3): Rename from rotl<mode>3.
5567 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5570 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
5571 multiply gives the wrong value when doing widening multiplies.
5572 (vec_widen_smult_lo_v4si): Ditto.
5574 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5576 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
5577 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
5578 emit_library_call_value.
5579 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
5580 * tree.h (ECF_LIBCALL_BLOCK): Removed.
5581 * calls.c (initialize_argument_information, precompute_arguments,
5582 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
5583 (precompute_arguments): Removed flags parameter.
5584 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
5586 2008-05-14 Richard Guenther <rguenther@suse.de>
5588 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
5589 Make sure to register the store if the use is a PHI_NODE.
5591 2008-05-14 Olivier Hainque <hainque@adacore.com>
5593 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
5594 memory if the component is to be referenced in BLKmode according
5595 to get_inner_reference.
5597 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
5599 * calls.c (emit_library_call_value_1): Restore code clearing
5600 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5602 2008-05-14 Olivier Hainque <hainque@adacore.com>
5603 Nicolas Roche <roche@adacore.com>
5605 * configure.ac: Add support for a "gcc_subdir" variable in
5606 config-lang.in, to denote a subdirectory where the language/GCC
5607 integration files are to be found.
5608 * configure: Regenerate.
5610 2008-05-14 Ira Rosen <irar@il.ibm.com>
5612 PR tree-optimization/36098
5613 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5614 value for the first load in the group in case of a gap.
5615 (vect_build_slp_tree): Check that there are no gaps in loads.
5617 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5619 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5620 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5621 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5622 emit_insn and remove unneeded code to construct extra args.
5623 (emit_no_conflict_block): Removed.
5624 * optabls.h: (emit_no_conflict_block): Removed.
5625 * cse.c (cse_extended_basic_block): Remove search for
5626 REG_NO_CONFLICT note.
5627 * global.c: Removed incorrect comment added in revision 117.
5628 * expr.c (convert_move): Change call to emit_no_conflict_block to
5630 * recog.c: Change comments so that they do not mention
5632 * local_alloc.c (combine_regs): Removed last parameter.
5633 (no_conflict_p): Removed.
5634 (block_alloc): Removed note, no_conflict_combined_regno and set
5635 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5636 (combine_regs): Removed already_dead and code to look for
5637 REG_NO_CONFLICT notes.
5638 * lower_subreg (remove_retval_note): Removed code to look for
5639 REG_NO_CONFLICT block.
5640 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5641 (resolve_clobber): Remove code to process libcalls that have
5642 REG_NO_CONFLICT notes.
5643 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5645 * combine.c (can_combine_p, distribute_notes): Removed
5646 REG_NO_CONFLICT case.
5647 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5649 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5650 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5652 * reg-notes.def (NO_CONFLICT): Removed.
5654 2008-05-14 David S. Miller <davem@davemloft.net>
5656 * config/sparc/sparc.c (sparc_profile_hook): If
5657 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
5658 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
5659 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5661 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
5663 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5665 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
5668 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
5669 and op1 expansion before vector concat to have less live pseudos.
5671 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
5673 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5674 ix86_expand_vector_set if supported.
5676 2008-05-13 Diego Novillo <dnovillo@google.com>
5677 Kenneth Zadeck <zadeck@naturalbridge.com>
5679 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5681 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5682 phinodes_print_statistics, init_ssanames, fini_ssanames,
5683 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5684 release_ssa_name, release_defs, replace_ssa_name_symbol,
5685 ssanames_print_statistics): Move ...
5686 * tree-flow.h: ... here.
5687 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5688 Use FN instead of cfun.
5689 (make_ssa_name_fn): Rename from make_ssa_name.
5690 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5691 * tree-flow-inline.h (make_ssa_name): Move from
5692 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5693 * omp-low.c (expand_omp_parallel):
5694 * tree-flow-inline.h (redirect_edge_var_map_result):
5695 * tree-ssa.c (init_tree_ssa): Add argument FN.
5696 Use it instead of cfun. Update all users.
5698 2008-05-13 Tom Tromey <tromey@redhat.com>
5700 PR preprocessor/22168:
5701 * doc/cpp.texi (Top): Update menu.
5702 (Alternatives to Wrapper #ifndef): New node.
5703 (Other Directives): Document deprecation.
5704 (Obsolete Features): Remove menu.
5705 (Assertions): Merge node into Obsolete Features.
5706 (Obsolete once-only headers): Move earlier; rename to Alternatives
5708 * doc/cppopts.texi: Update.
5709 * c.opt (Wdeprecated): Enable for C and ObjC.
5710 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5711 (C++ Dialect Options): Move -Wno-deprecated from here to...
5712 (Warning Options): ... here.
5714 2008-05-13 Richard Guenther <rguenther@suse.de>
5717 * fold-const.c (fold_sign_changed_comparison): Do not allow
5718 changes in pointer-ness.
5720 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5723 * config/sh/sh.c (sh_expand_prologue): Don't clear
5724 RTX_FRAME_RELATED_P for push insns.
5726 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5728 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5730 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5732 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5733 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5734 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5736 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5738 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5739 (*vec_concatv4sf_sse): This.
5740 (*sse2_concatv2si): Renamed to ...
5741 (*vec_concatv2si_sse2): This.
5742 (*sse1_concatv2si): Renamed to ...
5743 (*vec_concatv2si_sse): This.
5744 (*vec_concatv2di_rex): Renamed to ...
5745 (*vec_concatv2di_rex64): This.
5746 (*vec_concatv2si_sse4_1): New.
5747 (*vec_concatv2di_rex64_sse4_1): Likewise.
5749 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5751 PR rtl-optimization/36111
5752 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5753 that was created for swappable operands.
5755 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5758 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5759 * configure.ac: Add call to ACX_PROG_GNAT.
5761 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5763 * optc-gen.awk: Fix comment typo.
5765 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5767 * pretty-print.c (pp_integer_with_precision): Use
5768 HOST_LONG_LONG_FORMAT.
5770 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5772 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5774 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5776 * config/i386/i386.c (bdesc_ptest): Removed.
5777 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5778 (bdesc_args): Add __builtin_ia32_ptestz128,
5779 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5780 (ix86_init_mmx_sse_builtins): Updated.
5781 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5782 (ix86_expand_builtin): Updated.
5784 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5786 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5787 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5789 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5791 * value-prof.c (interesting_stringop_to_profile): Do not
5792 return early for BUILT_IN_MEMPCPY.
5794 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5796 * calls.c (expand_call): Don't use callgraph to increase
5797 preferred_stack_boundary.
5799 * cgraph.h (cgraph_rtl_info): Use unsigned on
5800 preferred_incoming_stack_boundary.
5802 * final.c (rest_of_clean_state): Use unsigned on
5803 preferred_stack_boundary.
5805 2008-05-09 Tom Tromey <tromey@redhat.com>
5807 PR preprocessor/22231:
5808 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5811 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5813 PR tree-optimization/36129
5814 * tree-ssa-ccp.c: Include value-prof.h.
5815 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5816 built-in function was folded to a constant.
5817 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5819 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5820 Sebastian Pop <sebastian.pop@amd.com>
5822 * tree-scalar-evolution.c: Document instantiate_scev.
5823 (instantiate_parameters_1): Renamed instantiate_scev_1.
5824 Don't use the same loop for instantiation_loop and evolution_loop.
5825 (instantiate_scev): New.
5826 (instantiate_parameters): Moved...
5827 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5828 same loop twice. Maintains the semantics for this function.
5829 * tree-scalar-evolution.h (instantiate_scev): Declare.
5830 (instantiate_parameters): ...here. Now static inline.
5831 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5832 instead of resolve_mixers.
5834 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5836 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5838 2008-05-09 Tomas Bily <tbily@suse.cz>
5840 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5841 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5842 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5843 * c-common.c (c_common_truthvalue_conversion): Likewise.
5844 * tree-object-size.c (compute_object_offset): Likewise.
5845 * tree-inline.c (estimate_num_insns_1): Likewise.
5846 * varasm.c (const_hash_1, compare_constant, copy_constant)
5847 (compute_reloc_for_constant, output_addressed_constants)
5848 (initializer_constant_valid_p): Likewise.
5849 * c-omp.c (check_omp_for_incr_expr): Likewise.
5850 * gimplify.c (gimplify_expr): Likewise.
5851 * c-typeck.c (c_finish_return): Likewise.
5852 * tree-vectorizer.c (supportable_widening_operation)
5853 (supportable_narrowing_operation): Likewise.
5854 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5855 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5856 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5857 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5858 (descr_info_loc): Likewise.
5859 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5860 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5861 (fold_unary): Likewise.
5862 * builtins.c (get_pointer_alignment): Likewise.
5863 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5864 (instantiate_parameters_1): Likewise.
5865 * tree.c (expr_align, stabilize_reference): Likewise.
5866 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5867 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5868 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5869 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5870 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5871 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5873 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5874 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5875 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5876 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5877 (forward_propagate_comparison)
5878 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5879 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5880 * emit-rtl.c (component_ref_for_mem_expr)
5881 (set_mem_attributes_minus_bitpos): Likewise.
5882 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5883 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5885 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5886 (build_function_call, pointer_diff, build_compound_expr)
5887 (c_finish_return): Likewise.
5888 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5889 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5891 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5892 * expr.c (is_aligning_offset): Likewise.
5893 * tree-ssa-alias.c (is_escape_site): Likewise.
5894 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5895 (check_all_va_list_escapes): Likewise.
5896 * tree-ssa-loop-ivopts.c (determine_base_object)
5897 (determine_common_wider_type): Likewise.
5898 * dojump.c (do_jump): Likewise.
5899 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5900 * tree-gimple.c (is_gimple_cast): Likewise.
5901 * fold-const.c (decode_field_reference, )
5902 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5903 (fold_binary): Likewise.
5904 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5905 (already_warned_in_frontend_p): Likewise.
5906 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5907 * tree.c (really_constant_p, get_unwidened): Likewise.
5908 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5909 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5910 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5912 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5914 (CONVERT_EXPR_P): Define.
5915 (CASE_CONVERT): Define.
5917 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5920 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5921 (delete_unmarked_insns): When deleting a call, call
5922 delete_unreachable_blocks.
5923 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5924 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5926 2008-05-08 Richard Guenther <rguenther@suse.de>
5928 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5929 (-ftree-salias): Likewise.
5930 (salias-max-implicit-fields): Remove param documentation.
5931 (salias-max-array-elements): Likewise.
5932 * tree-pass.h (pass_create_structure_vars): Remove.
5933 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5934 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5935 * tree-ssa-alias.c (create_structure_vars): Remove.
5936 (gate_structure_vars): Likewise.
5937 (pass_create_structure_vars): Likewise.
5938 (gate_build_alias): Likewise.
5939 (pass_build_alias): Adjust to run always and dump the function.
5940 * common.opt (ftree-salias): Hide.
5941 * passes.c (init_optimization_passes): Remove
5942 pass_create_structure_vars, adjust comment.
5943 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5944 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5945 * opts.c (decode_options): Do not set flag_tree_salias.
5946 (common_handle_option): Add OPT_ftree_salias to the backward
5947 compatibility section.
5949 2008-05-08 Richard Guenther <rguenther@suse.de>
5951 * tree-flow-inline.h (var_can_have_subvars): Move ...
5952 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5953 * tree-flow.h (var_can_have_subvars): Remove.
5954 (push_fields_onto_fieldstack): Remove.
5955 (sort_fieldstack): Likewise.
5956 (struct fieldoff): Move ...
5957 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5958 alias_set and base_for_components fields.
5959 (sort_fieldstack): Make static.
5960 (push_fields_onto_fieldstack): Likewise. Remove code that
5961 handles anything but RECORD_TYPEs. Remove alias_set and
5962 base_for_components handling.
5963 (create_variable_info_for): Adjust.
5965 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5967 * common.opt (Wframe-larger-than=): Shorten the help message
5969 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5971 2008-05-08 Rafael Espindola <espindola@google.com>
5973 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5975 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5976 trap and that both operands are gimple values.
5977 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5978 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5981 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5983 * read-rtl.c (join_c_conditions): Return the first string if the
5984 two strings are equal.
5986 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5988 * gensupport.h (pred_data): Add a "num_codes" field.
5989 (add_predicate_code): Declare.
5990 * gensupport.c (add_predicate_code): New function.
5991 (std_pred_table): Add an "allows_const_p" field.
5992 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5993 Remove the (incomplete) list of such codes from the codes field.
5994 (init_predicate_table): Use add_predicate_code. Add all
5995 RTX_CONST_OBJs if allows_const_p is true.
5996 * genrecog.c (process_define_predicate): Use add_predicate_code.
5998 2008-05-08 David Daney <ddaney@avtrex.com>
5999 Richard Sandiford <rsandifo@nildram.co.uk>
6001 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
6002 special case of constant zero operands.
6003 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
6004 old and new values. Special case constant zero values.
6005 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
6007 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
6008 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
6010 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
6013 * simplify-rtx.c (simplify_plus_minus): Create CONST of
6014 similar RTX_CONST_OBJ before CONST_INT.
6016 2008-05-08 Steve Ellcey <sje@cup.hp.com>
6018 * stmt.c (expand_stack_restore): Change sa mode if needed.
6020 2008-05-08 Richard Guenther <rguenther@suse.de>
6022 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
6023 return type to bool.
6024 (ix86_sol10_return_in_memory): Likewise.
6025 (ix86_i386elf_return_in_memory): Likewise.
6026 (ix86_i386interix_return_in_memory): Likewise.
6027 * config/i386/i386.c (ix86_return_in_memory): Likewise.
6028 (ix86_sol10_return_in_memory): Likewise.
6029 (ix86_i386elf_return_in_memory): Likewise.
6030 (ix86_i386interix_return_in_memory): Likewise.
6032 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6035 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
6037 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
6038 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
6041 2008-05-08 Richard Guenther <rguenther@suse.de>
6043 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
6044 * tree-data-ref.h (struct dr_alias): Remove subvars field.
6045 (DR_SUBVARS): Remove.
6046 * tree-dfa.c (dump_subvars_for): Remove.
6047 (debug_subvars_for): Likewise.
6048 (dump_variable): Do not dump subvars.
6049 (remove_referenced_var): Do not remove subvars.
6050 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
6051 (lookup_subvars_for_var): Remove.
6052 (get_subvars_for_var): Likewise.
6053 (get_subvars_at): Likewise.
6054 (get_first_overlapping_subvar): Likewise.
6055 (overlap_subvar): Likewise.
6056 * tree-flow.h (subvar_t): Remove.
6057 (struct var_ann_d): Remove subvars field.
6058 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
6059 argument. Remove special handling of SFTs.
6060 (compute_tag_properties): Likewise.
6061 (set_initial_properties): Likewise.
6062 (compute_call_clobbered): Likewise.
6063 (count_mem_refs): Likewise.
6064 (compute_memory_partitions): Likewise.
6065 (compute_flow_insensitive_aliasing): Likewise.
6066 (setup_pointers_and_addressables): Likewise.
6067 (new_type_alias): Likewise.
6068 (struct used_part): Remove.
6069 (used_portions): Likewise.
6070 (struct used_part_map): Likewise.
6071 (used_part_map_eq): Likewise.
6072 (used_part_map_hash): Likewise.
6073 (free_used_part_map): Likewise.
6074 (up_lookup): Likewise.
6075 (up_insert): Likewise.
6076 (get_or_create_used_part_for): Likewise.
6077 (create_sft): Likewise.
6078 (create_overlap_variables_for): Likewise.
6079 (find_used_portions): Likewise.
6080 (create_structure_vars): Likewise.
6081 * tree.def (STRUCT_FIELD_TAG): Remove.
6082 * tree.h (MTAG_P): Adjust.
6083 (struct tree_memory_tag): Remove base_for_components and
6084 unpartitionable flags.
6085 (struct tree_struct_field_tag): Remove.
6086 (SFT_PARENT_VAR): Likewise.
6087 (SFT_OFFSET): Likewise.
6088 (SFT_SIZE): Likewise.
6089 (SFT_NONADDRESSABLE_P): Likewise.
6090 (SFT_ALIAS_SET): Likewise.
6091 (SFT_UNPARTITIONABLE_P): Likewise.
6092 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
6093 (union tree_node): Remove sft field.
6094 * alias.c (get_alias_set): Remove special handling of SFTs.
6095 * print-tree.c (print_node): Remove handling of SFTs.
6096 * tree-dump.c (dequeue_and_dump): Likewise.
6097 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
6098 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
6099 * tree-predcom.c (set_alias_info): Do not set subvars.
6100 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
6101 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
6102 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
6103 (add_vars_for_offset): Remove.
6104 (add_virtual_operand): Remove special handling of SFTs.
6105 (add_call_clobber_ops): Likewise.
6106 (add_call_read_ops): Likewise.
6107 (get_asm_expr_operands): Likewise.
6108 (get_modify_stmt_operands): Likewise.
6109 (get_expr_operands): Likewise.
6110 (add_to_addressable_set): Likewise.
6111 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
6112 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6113 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
6114 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
6115 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
6116 (tree_node_structure): Likewise.
6117 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
6119 (find_what_p_points_to): Likewise.
6121 2008-05-08 Sa Liu <saliu@de.ibm.com>
6123 * config/spu/spu.md: Fixed subti3 pattern.
6125 2008-05-08 Richard Guenther <rguenther@suse.de>
6128 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
6129 sure to create a representative for trailing arrays for PTA.
6131 2008-05-08 Richard Guenther <rguenther@suse.de>
6134 * fold-const.c (operand_equal_p): Two objects which types
6135 differ in pointerness are not equal.
6137 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6139 * calls.c (compute_argument_block_size): Add argument tree fndecl.
6140 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
6141 (emit_library_call_value_1): Add new variable fndecl initialized by
6142 NULL_TREE. It should be the decl type of orgfun, but this information
6143 seems not to be available here, so it uses the default calling abi.
6144 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
6145 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
6146 by TARGET_RETURN_IN_MEMORY.
6147 * config/i386/i386-interix.h: Likewise.
6148 * config/i386/i386.h: Likewise.
6149 * config/i386/i386elf.h: Likewise.
6150 * config/i386/ptx4-i.h: Likewise.
6151 * config/i386/sol2-10.h: Likewise.
6152 * config/i386/sysv4.h: Likewise.
6153 * config/i386/vx-common.h: Likewise.
6154 * config/cris/cris.h: Removed #if 0 clause.
6155 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
6156 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
6158 (ix86_sol10_return_in_memory): Likewise.
6159 (ix86_i386elf_return_in_memory): New.
6160 (ix86_i386interix_return_in_memory): New.
6161 * config/mt/mt-protos.h (mt_return_in_memory): New.
6162 * config/mt/mt.c: Likewise.
6163 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6164 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
6165 * config/bfin/bfin.h: Likewise.
6166 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
6168 * config/bfin/bfin.c: Likewise.
6169 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6170 * config/alpha/unicosmk.h: Likewise.
6171 * config/i386/cygming.h: Likewise.
6172 * config/iq2000/iq2000.h: Likewise.
6173 * config/mips/mips.h: Likewise.
6174 * config/mn10300/mn10300.h: Likewise.
6175 * config/rs6000/rs6000.h: Likewise.
6176 * config/score/score.h: Likewise.
6177 * config/spu/spu.h: Likewise.
6178 * config/v850/v850.h: Likewise.
6179 * defaults.h: Likewise.
6180 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
6181 * expr.c (emit_block_move): Adjust use of
6182 OUTGOING_REG_PARM_STACK_SPACE.
6183 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
6184 OUTGOING_REG_PARM_STACK_SPACE.
6185 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
6187 2008-05-08 Jakub Jelinek <jakub@redhat.com>
6189 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
6190 on OMP_RETURN for OMP_FOR.
6193 * dwarf2out.c (dw_expand_expr, common_check): Removed.
6194 (fortran_common): New function.
6195 (gen_variable_die): Call fortran_common instead of common_check,
6196 adjust for it returning tree instead of rtx. Formatting.
6198 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6202 * see.c (see_copy_insn): Copy new pure const attributes for new call.
6203 * c-decl.c (merge_decls): Ditto.
6204 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
6205 to RTL_CONST_OR_PURE_CALL_P.
6206 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
6207 Initialized DECL_LOOPING_CONST_PURE.
6208 (process_call_operands): Set tree_side_effects properly.
6209 * tree.h (TREE_READONLY_DECL_P): Removed.
6210 (DECL_IS_PURE): Renamed to DECL_PURE_P.
6211 (DECL_LOOPING_OR_CONST_P): New macro.
6212 (struct tree_function_decl): Added looping_const_or_pure_p.
6214 (ECF_LOOPING_OR_CONST_P): New macro.
6215 * rtlanal.c (pure_const_p): Removed.
6216 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
6217 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
6218 to RTL_CONST_CALL_P.
6219 * ipa-pure-const.c (pure_const_state_e): Added looping field.
6220 (check_decl, check_tree, check_call, scan_function): Initialize
6222 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
6223 (static_execute): Set looping true for recursive functions.
6224 Undo setting state to IPA_NEITHER for recursive functions.
6226 * ifcvt.c (noce_can_store_speculate_p): Changed
6227 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
6228 RTL_CONST_OR_PURE_CALL_P.
6229 * dse.c (scan_insn): Ditto.
6230 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
6231 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
6232 RTL_CONST_OR_PURE_CALL_P.
6233 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
6234 pure_call_p to RTL_CONST_CALL_P.
6235 * gimplify.c (gimplify_call_expr): Clear side effects for
6236 non-looping pure and constant calls.
6237 * calls.c (emit_call_1): Set rtl flags from ecf flags.
6238 (flags_from_decl_or_type): Set ecf flags from decl flags.
6239 (initialize_argument_information): Turn off
6240 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
6241 Change const to pure if callee_copies is true rather than just
6243 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
6244 way of marking pure calls.
6245 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
6246 Remove hack that was supposed to fix pr7335 and remove old
6247 way of marking pure calls.
6248 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
6249 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
6250 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
6251 RTL_CONST_OR_PURE_CALL_P.
6252 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
6253 * loop-invariant.c (find_exits, find_invariant_bb): Changed
6254 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
6255 * sched-deps.c (schedule_analyze): Ditto.
6256 * rtl.h (struct rtx_def): Use call field, unchanging field, and
6257 return_val field of calls to represent pure and const function info.
6258 (CONST_OR_PURE_CALL_P): Deleted macro.
6259 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6260 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
6261 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
6263 * tree-optimize.c (execute_fixup_cfg): Added test for
6264 ECF_LOOPING_CONST_OR_PURE.
6265 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
6267 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
6268 effects for looping pure or const calls.
6269 (verify_gimple_expr): Added verification code.
6270 * config/alpha/alpha.c (alpha_legitimize_address,
6271 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
6273 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
6274 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
6275 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
6276 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
6277 RTL_CONST_OR_PURE_CALL_P.
6278 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
6279 and const calls to be deleted.
6281 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6284 * config/i386/mmx.md (mmx_subv2sf3): New expander.
6285 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
6286 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
6287 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6288 to handle nonimmediate operands.
6289 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
6290 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
6291 to handle nonimmediate operands.
6292 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
6293 (mmx_pmulhrwv4hi3): New expander. Use
6294 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6295 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
6296 (sse2_umulv1siv1di3): New expander. Use
6297 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6298 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
6299 (mmx_eq<mode>3): New expander. Use
6300 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6301 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
6302 (mmx_uavgv8qi3): New expander. Use
6303 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6304 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
6305 (mmx_uavgv4hi3): New expander. Use
6306 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6308 * config/i386/sse.md
6309 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
6310 to handle nonimmediate operands.
6311 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
6312 to handle nonimmediate operands.
6313 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
6314 to handle nonimmediate operands.
6315 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
6316 to handle nonimmediate operands.
6317 (sse2_unpckhpd_exp): New expander. Use
6318 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6319 (sse2_unpcklpd_exp): New expander. Use
6320 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6321 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
6322 to handle nonimmediate operands.
6323 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
6324 to handle nonimmediate operands.
6325 (*sse2_<plusminus_insn><mode>3): Rename from
6326 sse2_<plusminus_insn><mode>3 insn pattern.
6327 (sse2_<plusminus_insn><mode>3): New expander. Use
6328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6329 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
6330 (sse2_umulv2siv2di3): New expander. Use
6331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6332 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
6333 (sse4_1_mulv2siv2di3): New expander. Use
6334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6335 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
6336 (sse2_pmaddwd): New expander. Use
6337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6338 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
6339 (sse2_eq<mode>3): New expander. Use
6340 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6341 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
6342 (sse4_1_eqv2di3): New expander. Use
6343 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6344 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6345 (sse2_uavgv16qi3): New expander. Use
6346 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6347 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6348 (sse2_uavgv16qi3): New expander. Use
6349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6350 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
6351 (sse2_uavgv8hi3): New expander. Use
6352 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6353 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
6354 (ssse3_pmulhrswv8hi3): New expander. Use
6355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6356 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
6357 (ssse3_pmulhrswv4hi3): New expander. Use
6358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6360 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
6361 (<sse>_vmmul<mode>3): Ditto.
6362 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
6364 (ssse3_pmaddubsw128): Use register_operand for operand 1.
6365 (ssse3_pmaddubsw): Ditto.
6367 * config/i386/i386.c (struct_builtin_description)
6368 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
6369 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
6370 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
6371 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
6372 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
6373 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
6374 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
6375 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
6376 (ix86_fixup_binary_operands): Assert that src1
6377 and src2 must have the same mode when swapped.
6378 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
6379 and ix86_binary_operator_ok. Do not force operands in registers
6382 2008-05-07 Jan Hubicka <jh@suse.cz>
6384 * cgraph.c (dump_cgraph_node): Update.
6385 * cgraph.h (cgraph_local_info): Break out inline summary.
6386 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
6388 * ipa-inline (inline_summary): New accestor function.
6389 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
6390 cgraph_decide_inlining, compute_inline_parameters): Update.
6391 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
6393 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6395 Cleanup ColdFire scheduling support and add V4 pipeline model.
6397 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
6398 (define_attr cpu): Add cfv4 value.
6399 (define_attr type, define_attr type1): Merge into a single 'type'
6400 attribute. Update all uses.
6401 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
6402 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
6404 (define_attr opx_mem, define_attr opy_mem): Remove.
6405 (define_attr op_mem): Clean up, update comment.
6406 (define_attr size): Use specific values instead of general int.
6407 (define_attr guess, define_attr split): Remove. Update all uses.
6408 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
6409 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
6410 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
6411 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
6412 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
6413 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
6414 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
6415 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
6416 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
6417 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
6418 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
6419 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
6420 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
6421 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
6422 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
6423 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
6424 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
6425 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
6426 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
6427 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
6428 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
6429 Update or set attributes.
6430 (stack_tie): New fake instruction.
6432 * config/m68k/m68k.h (TUNE_CFV4): New macro.
6433 (m68k_sched_attr_size): Update declaration.
6434 (m68k_sched_attr_type2): Remove.
6435 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
6436 Declare new bypass predicates.
6438 * config/m68k/m68k.c (m68k_sched_issue_rate,
6439 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
6441 (TARGET_SCHED_ISSUE_RATE,
6442 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
6443 (override_options): Handle scheduling for ColdFire V4 core.
6444 (m68k_expand_prologue): Emit stack_tie.
6445 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
6446 'OP_TYPE_FPN'. Update all uses.
6447 (sched_guess_p): Remove.
6448 (sched_address_type): Handle symbolic addresses.
6449 (sched_get_operand): New static function.
6450 (sched_operand_type): Merge into sched_attr_op_type.
6451 (sched_attr_op_type): Handle FP registers, handle quick constants,
6453 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
6454 (m68k_sched_attr_size): Update. Move logic to ...
6455 (sched_get_attr_size_int): New static function.
6456 (sched_get_opxy_mem_type): New static function.
6457 (m68k_sched_attr_op_mem): Update.
6458 (m68k_sched_attr_type2): Remove.
6459 (sched_cfv4_bypass_data): New static variable.
6460 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
6461 (m68k_sched_issue_rate): Implement scheduler hook.
6462 (struct _sched_ib: enabled_p): New field.
6463 (m68k_sched_variable_issue): Update. Handle V4.
6464 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
6465 sched_dump_class_func_t, sched_dump_split_class,
6466 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
6467 sched_dump_dfa_class, m68k_sched_dump): Remove.
6468 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
6470 (m68k_sched_init_global): Remove statisctics dumping, introduce
6471 sanity check that all instructions have pipeline reservations. Handle
6473 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6474 Handle ColdFire V4 core.
6475 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
6476 New static functions.
6477 (m68k_sched_address_bypass_p): New bypass predicate.
6478 (sched_get_indexed_address_scale): New static function.
6479 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
6481 * cf.md: Update comments.
6482 (define_attr type2): Remove. Use 'type' attribute instead.
6484 (cf_ib): Rename to cfv123_ib. Update all uses.
6485 (cf_oep): Rename to cfv123_oep. Update all uses.
6486 (cf_chr): Rename to cfv123_chr. Update all uses.
6487 (cf_mem): Rename to cfv123_mem. Update all uses.
6488 (cf_mac): Move to more appropriate place.
6489 (cfv123_guess): New automaton and cpu_unit.
6490 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
6491 Update uses of 'size' attribute. Handle before reload scheduling.
6492 (cfv123_guess): New dummy reservation for unhandled instructions.
6493 (cfv4_*): Pipeline description of ColdFire V4 core.
6494 (ignore): New reservation to handle 'ignore' type.
6496 2008-05-07 Ian Lance Taylor <iant@google.com>
6499 * gimplify.c (find_single_pointer_decl_1): Don't look through
6501 (find_single_pointer_decl): Adjust comments.
6503 2008-05-07 Jakub Jelinek <jakub@redhat.com>
6506 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
6507 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
6510 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
6511 integral type rather than floating point, then VIEW_CONVERT_EXPR
6512 to the floating point type.
6514 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6516 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
6517 TFmode op0 to register.
6519 2008-05-07 Alan Modra <amodra@bigpond.net.au>
6521 * c-decl.c (grokdeclarator): Comment typo.
6523 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
6525 * tree-flow.h: Remove prototype for computed_goto_p.
6526 * tree-cfg.c (computed_goto_p): Make static.
6528 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
6531 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
6532 (contains_aligned_value_p): This. Handle _Decimal128.
6533 (ix86_function_arg_boundary): Only align _Decimal128 to its
6534 natural boundary and handle it properly.
6536 2008-05-06 Martin Jambor <mjambor@suse.cz>
6538 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
6539 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
6540 (ipcp_method_set_orig_node): Removed.
6541 (ipcp_cval_get_cvalue_type): Removed.
6542 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
6543 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
6544 (ipcp_cval_set_cvalue_type): Removed.
6545 (ipcp_cval_get_cvalue): Removed.
6546 (ipcp_cval_set_cvalue): Removed.
6547 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
6548 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
6549 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
6550 (ipcp_cval_meet): Renamed to ipa_lattice_meet
6551 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
6552 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
6553 (ipcp_get_ith_lattice): Changed parameters.
6554 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
6555 (ipcp_lattice_from_jfunc): Changed parameters.
6556 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
6557 (ipcp_method_cval_print): Added temporary variable info.
6558 (ipcp_redirect): Removed already unused local variable caller.
6559 (ipcp_redirect): New temporary variable orig_callee_info
6560 (ipcp_redirect): Removed newly unused local variable callee.
6561 (ipcp_redirect): Removed (a bit confusing) local variable type.
6562 (ipcp_insert_stage): Added local variable info.
6563 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
6565 (ipcp_formal_create): Removed.
6566 (ipcp_method_cval_set): Removed.
6567 (ipcp_propagate_stage): Renamed lattice variables.
6568 (ipcp_method_cval_set_cvalue_type): Removed.
6569 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
6570 (ipcp_print_all_lattices): Changed printed strings to refer to
6571 lattices rather than cvals.
6572 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
6573 (ipcp_propagate_const): Changed formal parameters.
6574 (build_const_val): Changed formal parameters.
6575 (ipcp_insert_stage): Removed useless variable cvalue
6576 (build_const_val): Changed formal parameters.
6577 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
6578 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
6579 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
6580 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
6581 (ipcp_print_func_profile_counts): Changed string from "method" to
6583 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
6584 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
6585 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
6586 (ipcp_structures_print): Renamed to ipcp_print_all_structures
6587 (ipcp_profile_print): Renamed to ipcp_print_profile_data
6588 (ipcp_lat_is_const): Changed parameters and made inline.
6589 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
6590 (ipcp_redirect): Renamed to ipcp_need_redirect_p
6591 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
6592 the predicate condition directly
6593 (ipcp_propagate_stage): Added local variable args. Removed local
6594 variable callee. (Both are mere code simplifications.)
6595 (ipcp_method_dont_insert_const): Renamed to
6596 ipcp_node_not_modifiable_p.
6597 (ipcp_node_not_modifiable_p): Made inline.
6598 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
6599 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6600 (ipcp_print_all_lattices): Removed variable cvalue
6601 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6604 2008-05-06 Olivier Hainque <hainque@adacore.com>
6606 * tree-sra.c (try_instantiate_multiple_fields): Early return
6607 if field has POINTER_TYPE.
6609 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6611 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6612 by using 'q' specifier for instruction.
6613 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6615 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6617 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6618 Change mode of zero_extract from QImode to HImode.
6619 (sign bit tests peepholes): (Ditto.).
6621 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6623 * config/i386/mmx.md: Remove double backslashes from asm templates.
6624 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6625 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6626 to handle nonimmediate operands.
6627 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6628 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6629 to handle nonimmediate operands.
6630 (*mmx_<code>v2sf3_finite): New insn pattern.
6631 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6632 (mmx_<code>v2sf3): New expander. Use
6633 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6634 (mmx_<plusminus_insn><mode>3): New expander. Use
6635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6636 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6637 (mmx_add<mode>3): Removed.
6638 (mmx_ssadd<mode>3): Ditto.
6639 (mmx_usadd<mode>3): Ditto.
6640 (mmx_sub<mode>3): Ditto.
6641 (mmx_sssub<mode>3): Ditto.
6642 (mmx_ussub<mode>3): Ditto.
6643 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6644 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6645 to handle nonimmediate operands.
6646 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6648 (mmx_smulv4hi3_highpart): New expander. Use
6649 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6650 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6652 (mmx_umulv4hi3_highpart): New expander. Use
6653 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6654 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
6655 (mmx_<code>v4hi3): New expander. Use
6656 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6657 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
6658 (mmx_<code>v8qi3): New expander. Use
6659 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6660 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
6661 (mmx_<code><mode>3): New expander. Use
6662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6664 2008-05-05 Jan Hubicka <jh@suse.cz>
6666 PR tree-optimization/36118
6667 * passes.c (pass_init_dump_file): Fix dump header.
6669 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6672 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
6673 VCE for function decls.
6675 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6677 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6679 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6681 * config/i386/i386.md (sat_plusminus): New.
6682 (plusminus_insn): Likewise.
6683 (plusminus_mnemonic): Likewise.
6685 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6686 (*<addsub><mode>3_cc_overflow): Renamed to ...
6687 (*<plusminus_insn><mode>3_cc_overflow): This.
6688 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6689 (*<plusminus_insn>si3_zext_cc_overflow): This.
6691 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6692 (<plusminus_insn><mode>3): This.
6693 (*<addsub><mode>3): Renamed to ...
6694 (*<plusminus_insn><mode>3): This.
6695 (<sse>_vm<addsub><mode>3): Renamed to ...
6696 (<sse>_vm<plusminus_insn><mode>3): This.
6697 (sse3_h<addsub>v4sf3): Renamed to ...
6698 (sse3_h<plusminus_insn>v4sf3): This.
6699 (sse3_h<addsub>v2df3): Renamed to ...
6700 (sse3_h<plusminus_insn>v2df3): This.
6701 (<plusminus_insn><mode>3): New.
6702 (*<plusminus_insn><mode>3): Likewise.
6703 (sse2_<plusminus_insn><mode>3): Likewise.
6704 (add<mode>): Removed.
6705 (*add<mode>3): Likewise.
6706 (sse2_ssadd<mode>3): Likewise.
6707 (sse2_usadd<mode>3): Likewise.
6708 (sub<mode>3): Likewise.
6709 (*sub<mode>3): Likewise.
6710 (sse2_sssub<mode>3): Likewise.
6711 (sse2_ussub<mode>3): Likewise.
6713 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6715 * gthr-single.h: Add in required interface elements as per gthr.h.
6716 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6717 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6718 Generalize UNUSED macro.
6719 (__gthread_once): Add.
6720 (__gthread_key_create): Add.
6721 (__gthread_key_delete): Add.
6722 (__gthread_getspecific): Add.
6723 (__gthread_setspecific): Add.
6725 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6727 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6728 the same size types for the indirect reference on the rhs, then
6731 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6733 * config/i386/i386.md
6734 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6735 one insn template instead of template series.
6736 (*xordi_1_rex64): Ditto.
6737 (*xordi_2_rex64): Ditto.
6739 2008-05-05 Ira Rosen <irar@il.ibm.com>
6741 PR tree-optimization/36119
6742 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6745 2008-06-04 Jan Hubicka <jh@suse.cz>
6747 tree-optimization/36100
6748 * tree-pass.h (pass_O0_always_inline): Declare.
6749 * ipa-inline.c (inline_transform): Remove dead code.
6750 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6751 pass_O0_always_inline): New.
6752 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6754 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6756 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6757 mnemonic in this_param move for TARGET_64BIT.
6759 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6761 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6762 (*strmovsi_rex_1): Ditto.
6763 (*strsetsi_1): Ditto.
6764 (*strsetsi_rex_1): Ditto.
6766 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6767 adddicc expanders using SWI mode iterator.
6769 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6772 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6775 2008-05-04 David S. Miller <davem@davemloft.net>
6777 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6778 (sparc*-*-linux*): Use linux.h in tm_file.
6779 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6780 compiler defaulting to 32-bit.
6781 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6783 * config/sparc/linux.h: Remove definitions now obtained
6784 properly from linux.h
6785 * config/sparc/linux64.h: Likewise.
6786 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6787 don't want this setting for 32-bit builds in a biarch compiler.
6788 * doc/install.texi: Add sparc-linux to list of targets
6789 supporting --enable-targets=all.
6791 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6793 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6795 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6797 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6798 after V4SI_FTYPE_V8HI.
6799 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6800 case V4SI_FTYPE_V2DF.
6802 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6804 * doc/invoke.texi (max-flow-memory-locations): Removed.
6805 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6807 2008-05-03 Richard Guenther <rguenther@suse.de>
6810 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6812 2008-05-02 David S. Miller <davem@davemloft.net>
6814 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6816 2008-05-02 Simon Baldwin <simonb@google.com>
6819 * c-common.h (warn_array_subscript_range): Removed.
6820 * c-common.c (warn_array_subscript_range): Ditto.
6821 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6822 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6824 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6826 * config/i386/i386.c (ix86_special_builtin_type): New.
6827 (bdesc_special_args): Likewise.
6828 (ix86_expand_special_args_builtin): Likewise.
6829 (ix86_init_mmx_sse_builtins): Updated.
6830 (ix86_expand_builtin): Updated.
6831 (ix86_expand_store_builtin): Removed.
6832 (ix86_expand_unop_builtin): Likewise.
6834 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6835 * config/i386/mmintrin.h (__v2sf): Here.
6837 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6839 (_mm_loadl_pi): Likewise.
6840 (_mm_storeh_pi): Replace __v2si with __v2sf.
6841 (_mm_storel_pi): Likewise.
6843 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6844 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6845 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6846 __builtin_ia32_loadlpd.
6848 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6850 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6851 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6852 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6853 (ix86_init_mmx_sse_builtins): Updated.
6854 (ix86_expand_args_builtin): Likewise.
6855 (ix86_expand_builtin): Likewise.
6856 (ix86_expand_unop1_builtin): Renamed to ...
6857 (ix86_expand_unop_vec_merge_builtin): This.
6859 2008-05-01 Jan Hubicka <jh@suse.cz>
6862 * ipa-inline.c (inline_generate_summary): Make static.
6863 (inline_transform): Do not call inlining at -O0; make static.
6864 * passes.c (execute_todo): Add sanity check.
6865 (execute_one_ipa_transform_pass): Execute proper flags.
6867 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6869 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6870 (DECL_NONADDRESSABLE_P): Likewise.
6871 * alias.c (record_component_aliases): Fix comment.
6873 2008-05-01 Simon Baldwin <simonb@google.com>
6875 * c-common.h (warn_array_subscript_range): New function.
6876 * c-common.c (warn_array_subscript_range): Ditto.
6877 * tree-vrp.c (check_array_ref): Corrected code to agree with
6878 comment, ignoring only arrays of size 0 or size 1.
6879 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6881 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/i386/i386.c (ix86_builtin_type): Replace
6884 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6885 (bdesc_args): Updated.
6886 (ix86_init_mmx_sse_builtins): Likewise.
6887 (ix86_expand_args_builtin): Likewise.
6889 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6892 * doc/extend.texi: Correct __builtin_ia32_palignr.
6894 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6897 * config/i386/i386.c (bdesc_crc32): Removed.
6898 (ix86_expand_crc32): Likewise.
6899 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6900 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6901 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6902 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6903 UINT_FTYPE_UINT_UCHAR.
6904 (bdesc_args): Updated. Add crc32 builtins.
6905 (ix86_init_mmx_sse_builtins): Updated.
6906 (ix86_expand_args_builtin): Updated to support subreg.
6908 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6910 2008-05-01 Jan Hubicka <jh@suse.cz>
6912 * tree-pass.h (opt_pass): Add IPA_PASS.
6913 (varpool_node, cgraph_node): Forward declare.
6914 (ipa_opt_pass): Define.
6915 (pass_ipa_inline): Turn into ipa_opt_pass.
6916 (pass_apply_inline): Remove.
6917 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6918 (apply_inline): Turn into ....
6919 (inline_transform): ... this one.
6920 (inline_generate_summary): New function.
6921 (pass_apply_inline): Remove.
6922 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6924 (struct function): Add ipa_transforms_to_apply.
6925 * passes.c (register_one_dump_file): Work on IPA_PASS.
6926 (init_optimization_passes): Remove pass_inline_parameters and
6928 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6929 (execute_one_pass) ... here; apply transforms when possible.
6930 (add_ipa_transform_pass, execute_ipa_summary_asses,
6931 execute_one_ipa_transform_pass): New.
6932 (execute_ipa_pass_list): Update for IPA_PASS type.
6934 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6936 * config/i386/i386.c (ix86_builtin_type): Add
6937 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6938 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6939 (bdesc_args): Add SSE4a builtins.
6940 (ix86_init_mmx_sse_builtins): Updated.
6941 (ix86_expand_args_builtin): Likewise.
6942 (ix86_expand_builtin): Likewise.
6944 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6946 * config/i386/i386.c (ix86_builtin_type): Add
6947 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6948 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6949 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6950 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6951 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6952 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6953 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6954 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6955 and DI_FTYPE_DI_DI_INT.
6956 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6957 (ix86_init_mmx_sse_builtins): Updated.
6958 (ix86_expand_args_builtin): Likewise.
6959 (ix86_expand_builtin): Likewise.
6960 (ix86_expand_binop_imm_builtin): Removed.
6962 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6964 2008-04-30 Richard Guenther <rguenther@suse.de>
6966 PR tree-optimization/32921
6967 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6969 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6971 * config/arm/arm.c (arm_unwind_emit): Use
6972 crtl->all_throwers_are_sibcalls instead of
6973 cfun->all_throwers_are_sibcalls.
6974 (arm_output_fn_unwind): Likewise.
6975 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6976 instead of cfun->uses_pic_offset_table.
6977 (frv_expand_prologue): Likewise.
6978 (frv_frame_pointer_required): Likewise.
6979 (frv_expand_fdpic_call): Likewise.
6980 (frv_emit_movsi): Likewise.
6981 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6982 cfun->returns_pcc_struct instead of
6983 current_function_returns_pcc_struct.
6984 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6985 instead of cfun->calls_eh_return.
6986 (m32c_pushm_popm): Likewise.
6987 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6988 "extern" declaration.
6990 2008-04-30 Richard Guenther <rguenther@suse.de>
6992 PR tree-optimization/21636
6993 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6995 (evaluate_stmt): Print the likely value.
6996 (ccp_visit_stmt): Avoid excessive vertical spacing.
6998 2008-04-30 Rafael Espindola <espindola@google.com>
7000 * builtins.c (fold_call_expr): Return realret.
7001 * tree-ssa-threadedge.c
7002 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7003 __builtin_object_size.
7005 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
7007 * gcc.c (wrapper_string): New variable.
7008 (insert_wrapper): New function.
7009 (execute): New option -wrapper.
7010 * doc/invoke.texi (Overall Options): New driver option -wrapper.
7012 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
7014 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
7015 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
7016 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
7018 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
7019 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
7020 config/rs6000/e500crtres64gprctr.asm,
7021 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
7022 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
7023 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
7024 config/rs6000/e500crtsav64gprctr.asm,
7025 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
7026 config/rs6000/e500crtsavg64gprctr.asm: New files.
7027 * config/rs6000/t-ppccomm: Add build rules for new files.
7028 (LIB2FUNCS_STATIC_EXTRA): Add new files.
7029 * config/rs6000/t-netbsd: Add build rules for new files.
7030 (LIB2FUNCS_STATIC_EXTRA): New variable.
7031 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
7032 (CRTSAVRES_DEFAULT_SPEC): Likewise.
7033 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
7035 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
7037 * config/i386/i386.c (ix86_builtin_type): Add
7038 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
7039 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
7040 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
7041 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
7042 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
7043 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
7044 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
7045 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
7046 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
7047 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
7048 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
7049 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
7050 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
7051 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
7052 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
7053 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
7054 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
7055 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
7056 V1DI_FTYPE_V2SI_V2SI.
7057 (bdesc_2arg): Moved to ...
7059 (ix86_init_mmx_sse_builtins): Updated.
7060 (ix86_expand_args_builtin): Updated. Take a pointer
7061 to const struct builtin_description. Handle comparison
7063 (ix86_expand_sse_compare): Take a new argument for swapping operands.
7064 (ix86_expand_builtin): Updated.
7066 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
7067 (ssse3_pmaddubsw128): This.
7068 (ssse3_pmaddubswv4hi3): Renamed to ...
7069 (ssse3_pmaddubsw): This.
7071 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
7072 (__builtin_ia32_packssdw128): Likewise.
7073 (__builtin_ia32_packuswb128): Likewise.
7074 (__builtin_ia32_pmaddubsw): Likewise.
7075 (__builtin_ia32_pmaddubsw128): Likewise.
7077 2008-04-30 Richard Guenther <rguenther@suse.de>
7079 PR tree-optimization/14847
7080 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
7081 (recognize_bits_test): Use it.
7082 (recognize_single_bit_test): Likewise.
7084 2008-04-30 Martin Jambor <mjambor@suse.cz>
7086 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
7087 instead of setting number of formal parameters to zero.
7088 (ipcp_init_stage): Do not set the number of actual parameters to zero
7090 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
7091 which are called with variable number of arguments.
7092 (ipcp_insert_stage): Explicitely skipping all nodes which are
7093 called with variable number of arguments.
7094 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
7095 number of parameters.
7097 * ipa-prop.h (struct ipa_node_params): Added flag
7098 called_with_var_arguments
7099 (ipa_set_param_count): Added. Changed sole setter to use it.
7100 (ipa_get_param_count): Added. All readers of param_count
7101 converted to use it instead.
7102 (ipa_set_called_with_variable_arg): Added.
7103 (ipa_is_called_with_var_arguments): Added.
7104 (ipa_get_ith_param): Added. All readers of param_decls converted
7106 (ipa_set_cs_argument_count): Added, sole writer to argument_count
7108 (ipa_get_cs_argument_count): Added, all readers of argument_count
7110 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
7113 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
7114 (struct ipcp_lattice): Renamed cval_type to type
7115 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
7117 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
7118 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
7119 (ipcp_insert_stage): Changed the type of variable cvalue to tree
7120 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
7121 (build_const_val): Changed the type of parameter cvalue to tree
7122 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
7123 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
7125 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
7128 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
7129 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
7130 (ipa_add_method): Renamed to ipa_push_func_to_list
7131 (ipa_remove_method): Renamed to ipa_pop_func_from_list
7132 (ipa_callsite_param_count): Removed.
7133 (ipa_callsite_param_count_set): Removed.
7134 (ipa_callsite_param): Removed.
7135 (ipa_callsite_callee): Removed.
7136 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
7137 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
7138 (ipa_method_formal_count): Removed.
7139 (ipa_method_formal_count_set): Removed.
7140 (ipa_method_get_tree): Removed.
7141 (ipa_method_tree_map_create): Removed.
7142 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
7143 (ipa_create_param_decls_array): Creates the array itself
7144 (ipa_create_param_decls_array): Temporary variable info instead of
7146 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
7147 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
7148 (get_type): Removed.
7149 (ipa_jf_get_info_type): Removed.
7150 (ipa_node_create): Renamed to ipa_create_node_params
7151 (ipa_free): Renamed to ipa_free_all_node_params
7152 (ipa_nodes_create): Renamed to ipa_create_all_node_params
7153 (ipa_edges_create): Renamed to ipa_create_all_edge_args
7154 (ipa_edges_free): Renamed to ipa_free_all_edge_args
7155 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
7156 (ipa_free_all_node_params): Deallocation to jump_functions moved to
7157 ipa_free_all_edge_args
7158 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
7159 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
7160 (ipa_create_methodlist_node): Removed.
7161 (ipa_methodlist_method): Removed.
7162 (ipa_methodlist_method_set): Removed.
7163 (ipa_methodlist_next_method): Removed.
7164 (ipa_methodlist_next_method_set): Removed.
7165 (ipa_method_is_modified): Removed.
7166 (ipa_method_modify_create): Removed.
7167 (ipa_method_modify_init): Temporary variable info instead of a few
7169 (ipa_detect_param_modifications): Temporary variable info instead of
7171 (ipa_compute_jump_functions): Temporary variable info instead of
7173 (ipa_method_modify_set): Removed.
7174 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
7175 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
7176 than craph_node as the first parameter.
7177 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
7178 (ipa_method_modify_init): Removed.
7179 (ipa_compute_jump_functions): Added a temp variable instead of
7180 repeatadly dereferencing the cgraph_edge.aux pointer
7181 (ipa_callsite_param_set_type): Removed.
7182 (ipa_compute_jump_functions): i renamed to index and moved to
7184 (ipa_callsite_param_set_info_type_formal): Removed.
7185 (ipa_callsite_param_set_info_type): Removed.
7186 (ipa_callsite_param_map_create): Removed.
7187 (ipa_callsite_tree): Removed.
7188 (ipa_callsite_caller): Removed.
7189 (ipa_pop_func_from_list): return_method removed to return_func
7191 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
7192 prefixed all values with IPA_. Changed all users.
7193 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
7194 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
7195 and FORMAL_IPATYPE IPA_PASS_THROUGH.
7196 (union parameter_info): Renamed to jump_func_value.
7197 (union jump_func_value): Renamed value to constant
7198 (struct ipa_jump_func): Renamed info_type to value
7199 (struct ipa_node): Renamed to ipa_node_params
7200 (struct ipa_node_params): Renamed ipa_arg_num to param_count
7201 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
7202 (struct ipa_node_params): Renamed ipa_mod to modified_flags
7203 (struct ipa_edge): Renamed to ipa_edge_args
7204 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
7205 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
7206 (struct ipa_methodlist): Renamed to ipa_func_list
7207 (struct ipa_func_list): method_p renamed to node, next_method
7209 (ipa_methodlist_p): Removed, switched all users to struct pointer
7210 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
7212 2008-04-30 Alan Modra <amodra@bigpond.net.au>
7214 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
7215 (rs6000_emit_epilogue): Use backchain to restore only when we
7216 have a large frame. Make use of frame pointer to restore if we
7217 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
7219 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
7221 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7222 Add mode to zero_extract.
7223 (sign bit tests peepholes): (Ditto.).
7225 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
7227 * config/i386/i386.c (ix86_builtins): Replace Prescott New
7228 Instructions in comments with SSE3.
7229 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
7230 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
7231 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
7232 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
7233 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
7234 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
7235 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
7236 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
7237 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
7238 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
7239 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
7240 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
7241 (bdesc_sse_args): Renamed to ...
7242 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
7243 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
7244 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
7246 (bdesc_1arg): Moved to ...
7248 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
7249 Instructions in comments with SSE3.
7250 (ix86_expand_sse_operands_builtin): Renamed to ...
7251 (ix86_expand_args_builtin): This. Updated.
7252 (ix86_expand_unop1_builtin): Update comments.
7253 (ix86_expand_builtin): Updated.
7255 2008-04-29 Richard Guenther <rguenther@suse.de>
7257 PR tree-optimization/36078
7258 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
7259 Update virtual SSA form after cleaning up the CFG.
7261 2008-04-29 Richard Guenther <rguenther@suse.de>
7264 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
7266 2008-04-29 Richard Guenther <rguenther@suse.de>
7268 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
7269 (compute_may_aliases): Do not call finalize_ref_all_pointers.
7270 (compute_flow_insensitive_aliasing): Do not treat
7271 PTR_IS_REF_ALL pointers special.
7272 (get_smt_for): Likewise.
7273 (may_alias_p): Re-structure.
7274 (is_escape_site): A ref-all pointer conversion is not an escape site.
7275 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
7276 PTR_IS_REF_ALL pointers special.
7277 * tree-ssa-structalias.h (struct alias_info): Remove
7278 ref_all_symbol_mem_tag field.
7279 (PTR_IS_REF_ALL): Remove.
7281 2008-04-29 Richard Guenther <rguenther@suse.de>
7284 * fold-const.c (extract_muldiv_1): In combining division constants
7285 make sure to never overflow.
7287 2008-04-29 Nick Clifton <nickc@redhat.com>
7289 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
7291 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7294 * optc-gen.awk: Work around HP-UX/IA awk bug.
7296 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
7298 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
7301 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7304 * config/i386/i386.md
7305 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
7306 Change operand 1 predicate to nonimmediate_operand.
7308 2008-04-28 Jakub Jelinek <jakub@redhat.com>
7311 * dwarf2out.c (struct die_struct): Mark as chain_circular through
7313 * gengtype.c (walk_type, write_func_for_structure): Handle
7315 * doc/gty.texi: Document chain_circular.
7317 2008-04-28 Richard Guenther <rguenther@suse.de>
7319 PR tree-optimization/36066
7320 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
7323 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7326 * config/i386/i386.md
7327 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
7328 Use match_scratch instead of match_operand for operands 3 and 4.
7330 2008-04-27 Richard Guenther <rguenther@suse.de>
7332 PR tree-optimization/18754
7333 PR tree-optimization/34223
7334 * tree-pass.h (pass_complete_unrolli): Declare.
7335 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
7336 loop size before and after unconditionally of UL_NO_GROWTH in effect.
7337 Rewrite loop into loop closed SSA form if it is not already.
7338 (tree_unroll_loops_completely): Re-structure to iterate over
7339 innermost loops with intermediate CFG cleanups.
7340 Unroll outermost loops only if requested or the code does not grow
7342 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
7343 loops are available.
7344 (tree_vectorize): Instead do so here.
7345 (tree_complete_unroll): Also unroll outermost loops.
7346 (tree_complete_unroll_inner): New function.
7347 (gate_tree_complete_unroll_inner): Likewise.
7348 (pass_complete_unrolli): New pass.
7349 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
7350 uses outside of the loop.
7351 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
7352 form if it is available.
7353 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
7354 * passes.c (init_optimization_passes): Schedule complete inner
7355 loop unrolling pass before the first CCP pass after final inlining.
7357 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
7359 * targhooks.h (default_emutls_var_fields,
7360 default_emutls_var_init): Declare.
7361 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
7362 * target.h (struct gcc_target): Add struct emutls member.
7363 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
7364 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
7365 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
7366 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
7367 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
7368 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
7369 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
7370 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
7371 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
7372 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
7373 emit debug information.
7374 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
7375 * varasm.c: Include targhooks.h.
7376 (emutls_object_section, emutls_tmpl_section): New.
7377 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
7378 (EMUTLS_SEPARATOR): New.
7380 (get_emutls_object_name): New.
7381 (default_emutls_var_fields): New, broken out of ...
7382 (get_emutls_object_type): ... here. Adjust to use target hooks.
7383 (get_emutls_init_templ_addr): Adjust to use target hooks.
7384 (emutls_decl): Adjust to use target hooks.
7385 (emutls_finish): Likewise.
7386 (default_emutls_var_init): New, broken out of ...
7387 (assemble_variable): ... here. Adjust to use target hooks.
7388 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
7390 * c-common.c (handle_section_attribute): Prevent overriding
7391 sections for emulated tls with special sections.
7392 * config/i386/i386.c (x86_64_elf_select_section): Add
7393 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
7394 (x86_64_elf_unique_section): Likewise.
7395 * config/vxworks.c: Include tree.h.
7396 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
7397 (vxworks_override_options): Set TLS scheme.
7398 * doc/tm.texi (Emulated TLS): New node.
7400 2008-04-26 Simon Baldwin <simonb@google.com>
7403 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
7404 with propagated string constants.
7406 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
7408 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
7409 constraint for operand 2 when operand 0 is memory operand.
7410 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
7411 operand 0 is memory operand.
7412 (fix_trunc<mode>_i387_with_temp): Ditto.
7413 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
7414 operand 2 when operand 1 is memory operand.
7415 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
7416 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
7417 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
7418 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7419 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
7420 operands 2,3 and 4 when operand 1 is memory operand.
7421 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
7423 (fistdi2_floor_with_temp): Ditto.
7424 (fist<mode>2_floor_with_temp): Ditto.
7425 (fistdi2_ceil_with_temp): Ditto.
7426 (fist<mode>2_ceil_with_temp): Ditto.
7427 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
7429 2008-04-26 David Daney <ddaney@avtrex.com>
7431 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
7433 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
7434 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7435 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7436 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
7437 (compare_and_swap_12): New insn.
7438 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
7439 * config/mips/mips.c (mips_force_binary): New function.
7440 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
7441 (mips_expand_compare_and_swap_12): New function.
7442 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
7444 2008-04-25 Jan Hubicka <jh@suse.cz>
7447 * cfgexpand.c (pass_expand): Turn into RTL pass.
7448 * passes.c (execute_one_pass): Do pass typechecking after execution.
7449 * tree-pass.h (pass_expand): Turn into RTL pass.
7451 * function.h (struct rtl_data): Move here fields
7452 accesses_prior_frames, calls_eh_return, saves_all_registers,
7453 has_nonlocal_goto, has_asm_statement, is_thunk,
7454 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
7455 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
7456 arg_pointer_save_area_init from struct function; turn into bool.
7457 (struct function): Move
7458 calls_eh_return, saves_all_registers, has_nonlocal_goto,
7459 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
7460 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
7461 tail_call_emit, arg_pointer_save_area_init
7462 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
7463 (current_function_returns_struct, current_function_returns_pcc_struct,
7464 current_function_calls_setjmp, current_function_calls_alloca,
7465 current_function_accesses_prior_frames,
7466 current_function_calls_eh_return, current_function_is_thunk,
7467 current_function_stdarg, current_function_profile,
7468 current_function_limit_stack, current_function_uses_pic_offset_table,
7469 current_function_uses_const_pool, current_function_has_nonlocal_label,
7470 current_function_saves_all_registers,
7471 current_function_has_nonlocal_goto,
7472 current_function_has_asm_statement): Remove accesor macros.
7473 * ra-conflict.c (global_conflicts): Update.
7474 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
7475 (suitable_for_tail_call_opt_p): Update.
7476 * builtins.c (expand_builtin_return_addr): Update.
7477 (expand_builtin_setjmp_setup): Update.
7478 (expand_builtin_nonlocal_goto): Update.
7479 * final.c (final_start_function): Update.
7480 (profile_function): Update.
7481 (leaf_function_p): Update.
7482 (only_leaf_regs_used): Update.
7483 * df-scan.c (df_get_exit_block_use_set): Update.
7484 * dojump.c (clear_pending_stack_adjust): Update.
7485 * tree-stdarg.c (gate_optimize_stdarg): Update.
7486 * gimple-low.c (lower_function_body): Update.
7487 * global.c (compute_regsets): Update.
7488 (global_alloc): Update.
7489 * dwarf2out.c (dwarf2out_begin_prologue): Update.
7490 * expr.c (expand_assignment): Update.
7491 * dse.c (dse_step0): Update.
7492 (dse_step1): Update.
7493 * c-decl.c (store_parm_decls): Update.
7494 * local-alloc.c (combine_regs): Update.
7495 (find_free_reg): Update.
7496 * function.c (assign_parms_augmented_arg_list): Update.
7497 (assign_parm_find_data_types): Update.
7498 (assign_parms): Update.
7499 (allocate_struct_function): Update.
7500 (expand_function_start): Update.
7501 (expand_function_end): Update.
7502 (get_arg_pointer_save_area): Update.
7503 (thread_prologue_and_epilogue_insns): Update.
7504 (rest_of_match_asm_constraints): Update.
7505 * stor-layout.c (variable_size): Update.
7506 * gcse.c (gcse_main): Update.
7507 (bypass_jumps): Update.
7508 * gimplify.c (gimplify_function_tree): Update.
7509 * calls.c (emit_call_1): Update.
7510 (expand_call): Update.
7511 * bt-load.c (compute_defs_uses_and_gen): Update.
7512 * except.c (sjlj_assign_call_site_values): Update.
7513 (sjlj_emit_function_enter): Update.
7514 (can_throw_external): Update.
7515 (set_nothrow_function_flags): Update.
7516 (expand_builtin_unwind_init): Update.
7517 (expand_eh_return): Update.
7518 (convert_to_eh_region_ranges): Update.
7519 (output_function_exception_table): Update.
7520 * emit-rtl.c (gen_tmp_stack_mem): Update.
7521 * cfgexpand.c (expand_used_vars): Update.
7522 (tree_expand_cfg): Update.
7523 * cfgcleanup.c (rest_of_handle_jump): Update.
7524 * explow.c (allocate_dynamic_stack_space): Update.
7525 * varasm.c (assemble_start_function): Update.
7526 (force_const_mem): Update.
7527 (mark_constant_pool): Update.
7528 * tree-optimize.c (tree_rest_of_compilation): Update.
7529 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
7530 * tree-cfg.c (notice_special_calls): Update.
7531 (is_ctrl_altering_stmt): Update.
7532 (tree_can_make_abnormal_goto): Update.
7533 (tree_purge_dead_abnormal_call_edges): Update.
7534 * config/alpha/predicates.md: Update.
7535 * config/alpha/alpha.c (alpha_sa_mask): Update.
7536 (alpha_sa_size): Update.
7537 (alpha_does_function_need_gp): Update.
7538 (alpha_expand_prologue): Update.
7539 (alpha_start_function): Update.
7540 (alpha_output_function_end_prologue): Update.
7541 (alpha_expand_epilogue): Update.
7542 * config/frv/frv.c (frv_stack_info): Update.
7543 (frv_expand_epilogue): Update.
7544 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
7545 (s390_register_info): Update.
7546 (s390_frame_info): Update.
7547 (s390_init_frame_layout): Update.
7548 (s390_can_eliminate): Update.
7549 (save_gprs): Update.
7550 * config/spu/spu.c (spu_split_immediate): Update.
7551 (need_to_save_reg): Update.
7552 (spu_expand_prologue): Update.
7553 (spu_expand_epilogue): Update.
7554 * config/sparc/sparc.md: Update.
7555 * config/sparc/sparc.c (eligible_for_return_delay): Update.
7556 (sparc_tls_got): Update.
7557 (legitimize_pic_address): Update.
7558 (sparc_emit_call_insn): Update.
7559 (sparc_expand_prologue): Update.
7560 (output_return): Update.
7561 (print_operand): Update.
7562 (sparc_function_ok_for_sibcall): Update.
7563 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
7564 * config/m32r/m32r.md: Update.
7565 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
7566 (m32r_compute_frame_size): Update.
7567 (m32r_expand_prologue): Update.
7568 (m32r_expand_epilogue): Update.
7569 (m32r_legitimize_pic_address): Update.
7570 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
7571 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7572 * config/i386/i386.c (ix86_frame_pointer_required): Update.
7574 (ix86_save_reg): Update.
7575 (ix86_compute_frame_layout): Update.
7576 (ix86_expand_prologue): Update.
7577 (ix86_expand_epilogue): Update.
7578 * config/sh/sh.c (output_stack_adjust): Update.
7579 (calc_live_regs): Update.
7580 (sh5_schedule_saves): Update.
7581 (sh_expand_prologue): Update.
7582 (sh_expand_epilogue): Update.
7583 (sh_setup_incoming_varargs): Update.
7584 (sh_allocate_initial_value): Update.
7585 (sh_get_pr_initial_val): Update.
7586 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
7587 * config/sh/sh.md (label:): Update.
7588 * config/avr/avr.c (out_movhi_mr_r): Update.
7589 * config/crx/crx.h (enum): Update.
7590 * config/xtensa/xtensa.h (along): Update.
7591 * config/stormy16/stormy16.c Update.
7592 (xstormy16_compute_stack_layout): Update.
7593 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
7594 (fr30_expand_prologue): Update.
7595 * config/cris/cris.c (cris_conditional_register_usage): Update.
7596 (cris_reg_saved_in_regsave_area): Update.
7597 (cris_initial_frame_pointer_offset): Update.
7598 (cris_simple_epilogue): Update.
7599 (cris_expand_prologue): Update.
7600 (cris_expand_epilogue): Update.
7601 (cris_expand_pic_call_address): Update.
7602 (cris_asm_output_symbol_ref): Update.
7603 (cris_asm_output_label_ref): Update.
7604 * config/cris/cris.md Update.
7605 * config/iq2000/iq2000.c (compute_frame_size): Update.
7606 (iq2000_expand_epilogue): Update.
7607 * config/mt/mt.h (save_direction): Update.
7608 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7609 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7610 (ia64_secondary_reload_class): Update.
7611 * config/m68k/m68k.c (m68k_save_reg): Update.
7612 (m68k_expand_prologue): Update.
7613 (m68k_expand_epilogue): Update.
7614 (legitimize_pic_address): Update.
7615 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7616 (first_reg_to_save): Update.
7617 (first_altivec_reg_to_save): Update.
7618 (compute_vrsave_mask): Update.
7619 (compute_save_world_info): Update.
7620 (rs6000_stack_info): Update.
7621 (spe_func_has_64bit_regs_p): Update.
7622 (rs6000_ra_ever_killed): Update.
7623 (rs6000_emit_eh_reg_restore): Update.
7624 (rs6000_emit_allocate_stack): Update.
7625 (rs6000_emit_prologue): Update.
7626 (rs6000_emit_epilogue): Update.
7627 (rs6000_output_function_epilogue): Update.
7628 (output_profile_hook): Update.
7629 (rs6000_elf_declare_function_name): Update.
7630 * config/rs6000/rs6000.h (rs6000_args): Update.
7631 * config/rs6000/rs6000.md: Update.
7632 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7633 * config/arc/arc.c (arc_output_function_epilogue): Update.
7634 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7635 * config/darwin.c (machopic_function_base_name): Update.
7636 * config/score/score3.c (score3_compute_frame_size): Update.
7639 (score3_epilogue): Update.
7640 * config/score/score7.c (score7_compute_frame_size): Update.
7641 (score7_prologue): Update.
7642 (score7_epilogue): Update.
7643 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7644 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7645 * config/arm/arm.c (use_return_insn): Update.
7646 (require_pic_register): Update.
7647 (arm_load_pic_register): Update.
7648 (arm_compute_save_reg0_reg12_mask): Update.
7649 (arm_compute_save_reg_mask): Update.
7650 (thumb1_compute_save_reg_mask): Update.
7651 (output_return_instruction): Update.
7652 (arm_output_function_prologue): Update.
7653 (arm_output_epilogue): Update.
7654 (arm_get_frame_offsets): Update.
7655 (arm_expand_prologue): Update.
7656 (thumb_pushpop): Update.
7657 (thumb_exit): Update.
7658 (thumb1_expand_prologue): Update.
7659 (thumb1_expand_epilogue): Update.
7660 (arm_unwind_emit): Update.
7661 (arm_output_fn_unwind): Update.
7662 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
7663 * config/arm/arm.md: Update.
7664 * config/pa/pa.md: Update.
7665 * config/pa/pa.c (legitimize_pic_address): Update.
7666 (compute_frame_size): Update.
7667 (hppa_expand_prologue): Update.
7668 (hppa_expand_epilogue): Update.
7669 (borx_reg_operand): Update.
7670 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
7671 (HARD_REGNO_RENAME_OK): Update.
7672 * config/mips/mips.c (mips_global_pointer): Update.
7673 (mips_save_reg_p): Update.
7674 (mips_compute_frame_info): Update.
7675 (mips_frame_pointer_required): Update.
7676 (mips_expand_prologue): Update.
7677 (mips_expand_epilogue): Update.
7678 (mips_can_use_return_insn): Update.
7679 (mips_reorg_process_insns): Update.
7680 * config/v850/v850.c (compute_register_save_size): Update.
7681 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7682 * config/mmix/mmix.c (along): Update.
7683 (mmix_expand_epilogue): Update.
7684 * config/bfin/bfin.c (legitimize_pic_address): Update.
7685 (must_save_p): Update.
7686 (stack_frame_needed_p): Update.
7687 (add_to_reg): Update.
7688 (bfin_expand_prologue): Update.
7689 * stmt.c (expand_asm_operands): Update.
7690 * reload1.c (reload): Update.
7691 (init_elim_table): Update.
7693 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7695 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7697 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7699 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7700 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7701 (mov<mode>): Removed.
7702 (*movv4sf_internal): Likewise.
7703 (*movv2df_internal): Likewise.
7705 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7707 * config.gcc (crx-*-elf): Remove deprecation.
7709 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7711 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7712 __gcc_deregister_frame with atexit.
7713 (deregister_frame_dtor): Remove.
7715 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7716 Nathan Sidwell <nathan@codesourcery.com>
7718 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7720 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7721 (rs6000_isel): Likewise.
7722 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7723 (rs6000_isel): New variable.
7724 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7726 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7729 * c-common.c (handle_vector_size_attribute): Call
7730 lang_hooks.types.reconstruct_complex_type instead of
7731 reconstruct_complex_type.
7732 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7733 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7734 * langhooks.h (struct lang_hooks_for_types): Add
7735 reconstruct_complex_type hook.
7736 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7737 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7739 2008-04-24 Richard Guenther <rguenther@suse.de>
7741 * c-common.h (check_builtin_function_arguments): Declare.
7742 * c-common.c (validate_nargs): New function.
7743 (check_builtin_function_arguments): Likewise.
7744 * c-typeck.c (build_function_call): Call
7745 check_builtin_function_arguments.
7746 * builtins.c (fold_builtin_classify): Remove error reporting code.
7747 (fold_builtin_unordered_cmp): Likewise.
7748 (fold_builtin_1): Likewise.
7749 (fold_builtin_n): Likewise.
7751 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7753 PR tree-optimization/36008
7754 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7755 the original op1, rather than delta by step.
7757 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7758 Sebastian Pop <sebastian.pop@amd.com>
7760 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7761 eliminate_local_variables_stmt, eliminate_local_variables,
7762 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7763 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7764 of code delimited by two edges in the CFG.
7765 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7766 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7767 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7768 the case of parallelisation of reductions.
7769 (expr_invariant_in_region_p): New.
7771 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7772 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7774 2008-04-24 Ira Rosen <irar@il.ibm.com>
7775 Richard Guenther <rguenther@suse.de>
7777 PR tree-optimization/36034
7778 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7779 incapable of dealing with loads with gaps.
7781 2008-04-24 Rafael Espindola <espindola@google.com>
7783 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7784 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7785 vrp_evaluate_conditional.
7786 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7787 (vrp_evaluate_conditional): Split the cond argument.
7788 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7789 (simplify_stmt_for_jump_threading): Update call to
7790 vrp_evaluate_conditional.
7792 2008-04-24 Ira Rosen <irar@il.ibm.com>
7794 PR tree-optimization/35982
7795 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7796 interleaved data-refs are of the same type.
7798 2008-04-24 Danny Smith <dannysmith@users.net>
7800 * c-format.c (check_format_info_main): Use strncmp rather than a
7801 magic prefix to handle multichar length specs.
7802 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7803 Don't prefix "I64" and "I32" with '\0'.
7805 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7808 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7809 in registers for -m32 only if stdarg_p (fntype).
7811 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7813 PR rtl-optimization/36006
7814 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7815 temp to op0 in order to avoid invalid rtx sharing.
7817 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7819 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7820 check TREE_INVARIANT.
7821 * tree-gimple.c (is_gimple_address): New.
7822 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7823 * tree-gimple.h (is_gimple_address): New.
7824 * tree.h (decl_address_invariant_p): New.
7825 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7826 (build_string): Likewise.
7827 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7828 (tree_invariant_p_1): Likewise.
7829 (save_expr): Use it.
7830 (tree_invariant_p): New.
7831 (skip_simple_arithmetic): Use it.
7832 (stabilize_reference_1): Use it.
7833 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7835 (build1_stat): Drop code to compute TREE_INVARIANT.
7836 (build2_stat): Drop code to compute TREE_INVARIANT.
7837 (build3_stat): Drop code to compute TREE_INVARIANT.
7838 (build4_stat): Drop code to compute TREE_INVARIANT.
7839 (build5_stat): Drop code to compute TREE_INVARIANT.
7840 (build7_stat): Drop code to compute TREE_INVARIANT.
7841 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7842 * tree.h (struct tree_base): Remove invariant_flag.
7843 (TREE_INVARIANT): Remove.
7844 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7845 (fold_builtin_expect): Check TREE_CONSTANT.
7846 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7847 * c-tree.h (c_expr_to_decl): Drop third parameter.
7848 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7849 (build_c_cast): Don't set TREE_INVARIANT.
7850 (pop_init_level): Don't set TREE_INVARIANT.
7851 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7852 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7854 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7855 (gimplify_addr_expr): Adjust comment.
7856 * tree-mudflap.c (mf_build_string):
7857 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7858 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7859 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7860 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7861 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7862 * langhooks.h (struct lang_hooks): Drop third parameter from
7865 2008-04-23 Richard Guenther <rguenther@suse.de>
7867 PR tree-optimization/27799
7868 PR tree-optimization/32921
7869 PR tree-optimization/32624
7870 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7871 SMTs aliases and the tag itself into the solution.
7872 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7873 merge the points-to solution back into the SMT aliases.
7874 (may_alias_p): Use alias_set_subset_of instead of
7875 aliases_conflict_p. A pointer which points to
7876 memory with alias set zero may access any variable.
7878 2008-04-23 Richard Guenther <rguenther@suse.de>
7880 * alias.c (alias_set_subset_of): Correctly handle asking
7881 if zero is a subset of an alias set with zero child.
7882 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7883 (compute_flow_insensitive_aliasing): Correctly walk all
7884 pointers. Do not unnecessarily union sets.
7886 2008-04-23 Richard Guenther <rguenther@suse.de>
7889 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7891 2008-04-22 Tomas Bily <tbily@suse.cz>
7893 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7895 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7897 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7898 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7899 * tree-inline.c (estimate_num_insns_1): Likewise.
7900 * varasm.c (const_hash_1, compare_constant, copy_constant)
7901 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7902 * emit-rtl.c (component_ref_for_mem_expr)
7903 (set_mem_attributes_minus_bitpos): Likewise.
7904 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7905 (is_aligning_offset): Likewise.
7906 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7907 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7908 * dojump.c (do_jump): Likewise.
7909 * builtins.c (get_pointer_alignment, get_memory_rtx)
7910 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7911 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7913 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7915 PR rtl-optimization/36017
7916 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7917 expanding the library call.
7919 2008-04-22 Ian Lance Taylor <iant@google.com>
7921 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7924 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7926 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7927 of LR/CTR moves for Power6.
7929 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7932 * passes.c (init_optimization_passes): Remove
7933 pass_fast_rtl_byte_dce.
7935 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7938 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7939 builtin functions to generate faster code.
7940 (_mm_cvtpu16_ps): Ditto.
7941 (_mm_cvtpi32x2_ps): Ditto.
7943 2008-04-22 Nick Clifton <nickc@redhat.com>
7945 * common.opt (ftree-loop-distribution): Add Optimization
7948 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7949 (frv_expand_builtin_va_start): Likewise.
7951 * config/arm/arm.c (thumb_find_work_register): Fix location of
7952 argument register count.
7954 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7956 Support scheduling for ColdFire V1 and V3 microarchitecture.
7957 Improve scheduling of multiplication instructions.
7959 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7960 (mac): New instruction attribute.
7961 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7962 (m68k_sched_mac): New variable.
7963 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7964 Handle cfv1 and cfv3.
7965 (max_insn_size): New static variable.
7966 (struct _sched_ib): New type.
7967 (sched_ib): New static variable.
7968 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7969 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7970 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7972 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7973 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7974 new variables. Update.
7975 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7976 Add modeling of cfv3 instruction buffer. Update.
7977 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7978 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7979 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7980 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7981 a particular reservation applies to.
7982 (type2): Reorganize attribute values. Rename alu to alu_reg,
7983 alu_l to alu, move_l to omove. Join move to alu. Split mul
7985 (cf_ib_*): Simplify description of instruction buffer.
7986 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7987 (cf_mem): Split into cf_mem1 and cf_mem2.
7988 (cf_v2_move_??): Rename to cfv12_alu_??.
7989 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7990 (cf_v2_mul_??): Remove reservations.
7991 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7992 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7993 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7995 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7996 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7997 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7998 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7999 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
8000 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
8001 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
8002 expansions of the above reservations for instructions of sizes
8005 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8007 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
8009 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
8011 * coverage.c: Include tree-pass.h.
8012 (coverage_counter_alloc): Print da_file_name to the dump file.
8014 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8016 * sbitmap.c (sbitmap_range_empty_p): New function.
8017 * sbitmap.h (sbitmap_range_empty_p): New function.
8018 * bitmap.h: Now includes obstack.h.
8020 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
8021 Kenneth Zadeck <zadeck@naturalbridge.com>
8023 * dbgcnt.def (ra_byte_scan): Added.
8024 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
8025 when the last hit happens for a counter.
8026 * timevar.def (TV_DF_BYTE_LR): New variable.
8027 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
8028 * passes.c (pass_fast_rtl_byte_dce): New pass.
8029 * fwprop.c (update_df): Added mode to call df_ref_create.
8030 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8031 DF_REF_EXTRACT_OFFSET.
8032 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
8033 DF_BYTE_LR_OUT, df_byte_lr): New macro.
8035 (df_ref_extract): Added mode field.
8036 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
8037 DF_REF_EXTRACT_OFFSET.
8038 (DF_REF_EXTRACT_MODE): New macro.
8039 (df_byte_lr_bb_info): New structure.
8040 (df_print_byte_regset, df_compute_accessed_bytes,
8041 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
8042 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
8043 df_byte_lr_simulate_uses,
8044 df_byte_lr_simulate_artificial_refs_at_top,
8045 df_byte_lr_simulate_artificial_refs_at_end,
8046 df_compute_accessed_bytes): New function.
8047 (df_ref_create): Add parameter.
8048 (df_byte_lr_get_bb_info): New inline function.
8049 * df-scan.c (df_ref_record, df_uses_record,
8050 df_ref_create_structure): Added mode parameter.
8051 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
8052 df_defs_record, df_uses_record, df_get_conditional_uses,
8053 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
8054 df_entry_block_defs_collect, df_exit_block_uses_collect):
8055 Added mode parameter to calls to df_ref_record, df_uses_record,
8056 df_ref_create_structure.
8057 (df_ref_equal_p, df_ref_compare): Added test for modes.
8058 (df_ref_create_structure): Added code to set mode. Renamed
8059 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8060 DF_REF_EXTRACT_OFFSET.
8061 * df-core.c (df_print_byte_regset): New function.
8062 * df-byte-scan.c: New file.
8063 * df-problems.c (df_rd_transfer_function): Removed unnecessary
8064 calls to BITMAP_FREE.
8065 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
8066 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
8067 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
8068 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
8069 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
8070 df_byte_lr_local_compute, df_byte_lr_init,
8071 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
8072 df_byte_lr_transfer_function, df_byte_lr_free,
8073 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
8074 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
8075 df_byte_lr_simulate_uses,
8076 df_byte_lr_simulate_artificial_refs_at_top,
8077 df_byte_lr_simulate_artificial_refs_at_end): New function.
8078 * dce.c (byte_dce_process_block): New function.
8079 (dce_process_block): au is now passed in rather than computed
8080 locally. Changed loops that look at artificial defs to not look
8081 for conditional or partial ones, because there never are any.
8082 (fast_dce): Now is able to drive byte_dce_process_block or
8083 dce_process_block depending on the kind of dce being done.
8084 (rest_of_handle_fast_dce): Add parameter to fast_dce.
8085 (rest_of_handle_fast_byte_dce): New function.
8086 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
8087 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
8089 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
8092 * gcc.h: Added fortran options that take arguments to
8093 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
8096 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
8098 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
8099 scalarization if on the LHS and not a full access.
8101 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8103 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
8105 2008-04-18 Rafael Espindola <espindola@google.com>
8107 * tree-vrp.c (find_case_label_index): Fix the binary search.
8108 (find_case_label_range): New.
8109 (vrp_visit_switch_stmt): Use find_case_label_range.
8110 (simplify_switch_using_ranges): Use find_case_label_range.
8112 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
8114 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
8115 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
8117 2008-04-18 Tom Tromey <tromey@redhat.com>
8120 * doc/cpp.texi (Implementation-defined behavior): Mention
8123 2008-04-18 Ian Lance Taylor <iant@google.com>
8125 * fold-const.c (pointer_may_wrap_p): New static function.
8126 (fold_comparison): Add another test for pointer overflow. Use
8127 pointer_may_wrap_p to disable some false positives.
8129 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
8131 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
8132 (fname_as_string): Match updated cpp_interpret_string prototype.
8133 (fix_string_type): Support char16_t* and char32_t*.
8134 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
8135 derivative) nodes. Register as builtin if C++0x.
8136 (c_parse_error): Support CPP_CHAR{16,32}.
8137 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
8138 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
8139 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
8140 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
8141 CTI_CHAR32_ARRAY_TYPE>: New elements.
8142 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
8143 char32_type_node, signed_char32_type_node, char16_array_type_node,
8144 char32_array_type_node): New defines.
8145 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
8146 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
8147 (lex_string): Support CPP_STRING{16,32}, match updated
8148 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
8149 (lex_charconst): Support CPP_CHAR{16,32}.
8150 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
8151 and CPP_STRING{16,32}.
8153 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
8156 * aclocal.m4: Regenerate.
8157 * configure: Regenerate.
8159 2008-04-18 Jan Hubicka <jh@suse.cz>
8161 * except.c (dw2_size_of_call_site_table,
8162 sjlj_size_of_call_site_table): Use vector API for call_site_record.
8164 * cgraphbuild.c (build_cgraph_edges): Update.
8165 * tree-pass.h: Update comment.
8166 * final.c (leaf_function_p): Update.
8167 (leaf_renumber_regs): Update.
8168 (rest_of_clean_state): Update.
8169 * omp-low.c (expand_omp_parallel): Update.
8170 * ipa-reference.c (analyze_function): Update.
8171 * reorg.c (find_end_label): Update.
8172 (optimize_skip): Update.
8173 (fill_simple_delay_slots): Update.
8174 (fill_simple_delay_slots): Update.
8175 (make_return_insns): Update.
8176 (dbr_schedule): Update.
8177 * gimple-low.c (record_vars_into): Update.
8178 * cfgbuild.c (make_edges): Update.
8179 * function.c (assign_stack_local): Update.
8180 (assign_parm_adjust_stack_rtl): Update.
8181 (locate_and_pad_parm): Update.
8182 (allocate_struct_function): Do not initialize stack_alignment_needed
8183 and preferred_stack_boundary here.
8184 (stack_protect_prologue): Update.
8185 (stack_protect_epilogue): Update.
8186 (expand_function_start): Initialize stack_alignment_needed,
8187 preferred_stack_boundary and max_jumptable_ents.
8188 (expand_function_end): Update.
8189 (free_after_compilation): Do not NULLify epilogue_delay_list.
8190 * function.h (struct rtl_data): Add stack_protect_guard,
8191 stack_alignment_needed,
8192 preferred_stack_boundary, epilogue_delay_list.
8193 (struct function): Remove value_histograms, stack_alignment_needed,
8194 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
8196 unexpanded_var_list, stack_protect_guard.
8197 (current_function_epilogue_delay_list): Remove.
8198 * ipa-type-escape.c (analyze_function): Update.
8199 * gimplify.c (pop_gimplify_context): Update comment.
8200 * calls.c (expand_call): Update.
8201 (emit_library_call_value_1): Update.
8202 * except.c (set_nothrow_function_flags): Update.
8203 * cfgexpand.c (get_decl_align_unit): Update.
8204 (create_stack_guard): Update.
8205 (estimated_stack_frame_size): Update.
8206 (expand_used_vars): Update.
8207 (tree_expand_cfg): Free histogram earliers, init expansion variables.
8208 * explow.c (allocate_dynamic_stack_space): Update.
8209 * tree-ssa-live.c (remove_unused_locals): Update.
8210 * varasm.c (mark_constant_pool): Update.
8211 * tree-inline.c (remap_decls): Update.
8212 (initialize_cfun): Update.
8213 (declare_return_variable): Update.
8214 (inline_forbidden_p): Update.
8215 (expand_call_inline): Update.
8216 (declare_inline_vars): Update.
8217 (tree_function_versioning): Update.
8218 * tree-flow.h (value_histograms): New.
8219 (VALUE_HISTOGRAMS): New macro.
8220 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
8222 * tree-cfg.c (set_bb_for_stmt): Update.
8223 (replace_by_duplicate_decl): Update.
8224 (move_block_to_fn): Update.
8225 (new_label_mapper): Update.
8226 (dump_function_to_file): Update.
8227 * ipa-struct-reorg.c (build_data_structure): Update.
8228 * cfgrtl.c (print_rtl_with_bb): Update.
8229 * reload1.c (reload): Update.
8231 * config/i386/i386.c (setup_incoming_varargs_64,
8232 ix86_compute_frame_layout): Update.
8233 * config/arc/arc.c (arc_output_function_epilogue): Update.
8235 2008-04-18 Marius Strobl <marius@FreeBSD.org>
8237 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
8238 for FreeBSD as well.
8239 * gthr-posix95.h: Likewise.
8241 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
8243 PR rtl-optimization/35838
8244 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
8245 out the byte offset of the first subreg.
8247 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
8249 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
8250 to split_ti instead of three separate calls with single member arrays.
8251 (subti3 splitter): Ditto.
8252 (adddi3 splitter): Ditto with split_di.
8253 (subdi3 splitter): Ditto.
8254 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
8255 two separate calls with single member arrays. Swap match_dup
8256 operands 1 and 2 to better fit into the array.
8257 (negdi2 splitter): Ditto with split_di.
8258 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
8259 two separate calls with single member arrays. Swap match_dup operands
8260 6 and 7 to better fit into the array.
8262 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
8264 * config/i386/i386.c (sse_builtin_type): New.
8265 (bdesc_sse_args): Likewise.
8266 (bdesc_sse_3arg): Removed.
8267 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8268 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
8269 IX86_BUILTIN_ROUNDPS.
8270 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
8271 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
8272 IX86_BUILTIN_ROUNDPS.
8273 (ix86_expand_sse_4_operands_builtin): Removed.
8274 (ix86_expand_sse_operands_builtin): New.
8275 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
8276 and CODE_FOR_sse4_1_roundps.
8277 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8278 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
8280 2008-04-17 Alan Modra <amodra@bigpond.net.au>
8283 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
8284 regs before frame pop when needed. If use_backchain_to_restore_sp
8285 then load backchain into a temp reg to restore vr and vrsave. Add
8286 code to restore vr after frame pop if possible.
8288 2008-04-17 Richard Guenther <rguenther@suse.de>
8290 * tree-vn.c (expressions_equal_p): Do not check type
8291 equality or compatibility before calling operand_equal_p.
8292 * fold-const.c (operand_equal_p): Check equivalence of
8293 integer constants before bailing out due to signedness or
8294 precision differences.
8295 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
8296 spurious differences in type qualification. Ignore types
8297 for COMPONENT_REFs at all.
8299 2008-04-17 Christian Bruel <christian.bruel@st.com>
8301 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
8302 msw_skip comparison.
8304 2008-04-16 Jakub Jelinek <jakub@redhat.com>
8307 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
8310 PR tree-optimization/35899
8311 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
8312 rather than TREE_OPERAND.
8314 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
8317 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
8318 temporary registers. Change operand predicate to general_operand.
8319 (remainderxf3): Ditto.
8321 2008-04-16 Richard Guenther <rguenther@suse.de>
8323 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
8324 * tree-affine.c (aff_combination_expand): Look through some
8327 2008-04-15 Doug Kwan <dougkwan@google.com>
8329 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
8331 * tree-pretty-print.c (dump_generic_node): Ditto.
8332 * final.c (output_addr_const): Ditto.
8333 * dwarf2out.c (output_cfi): Ditto.
8334 * c-pretty-print.c (pp_c_integer_constant): Ditto.
8335 * print-rtl.c (print_rtx): Ditto.
8336 * print-tree.c (print_node_brief, print_node): Ditto.
8337 * c-common.c (match_case_to_enum_1): Ditto.
8338 * sched-vis.c (print_value): Ditto.
8339 * config/i386/i386.c (print_operand): Cast to long unsigned int
8342 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
8343 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
8344 MS Windows VirtualProtect function.
8346 2008-04-15 Jan Hubicka <jh@suse.cz>
8348 * gengtype.c (write_root): Param_is argument is OK.
8349 * expr.c (expand_expr_real_1): Update call of get_exception_*.
8350 * function.h: Include varray.h
8351 (rtl_eh): New stucture based on except.c one.
8352 (call_site_record): New forward declaration and vector type.
8353 * calls.c (emit_call_1): Do not call
8354 note_current_region_may_contain_throw.
8355 * except.c (eh_status): Remove cur_region, try_region since they are
8357 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
8358 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
8359 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
8360 Remove call_site_data_used, call_site_data_size.
8361 Turn call_site_record into vector in function.h.
8362 (note_current_region_may_contain_throw): Remove.
8363 (get_exception_pointer, get_exception_filter): Do not take struct
8364 function argument; update.
8365 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
8366 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
8367 build_post_landing_pads, dw2_build_landing_pads,
8368 sjlj_assign_call_site_values, sjlj_mark_call_sites,
8369 sjlj_emit_function_enter, sjlj_emit_function_enter,
8370 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
8371 sjlj_build_landing_pads, finish_eh_generation,
8372 remove_exception_handler_label, remove_eh_handler,
8373 maybe_remove_eh_handler, add_reachable_handler,
8374 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
8375 add_action_record, collect_one_action_chain, add_call_site,
8376 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
8377 sjlj_output_call_site_table, output_function_exception_table,
8378 * except.h (note_current_region_may_contain_throw): Remove
8379 (get_exception_pointer, get_exception_filter): Do not take struct
8381 * Makefile.in (GTFILES): Put varargs before struct function.
8383 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8385 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
8386 punt for STRING_CST.
8387 (get_constraint_for): Deal with STRING_CST here instead.
8389 2008-04-15 Richard Guenther <rguenther@suse.de>
8391 * tree-ssa-propagate.c (substitute_and_fold): Substitute
8392 statements in a basic-block with a backward walk. Do not
8393 substitute into dead statements but instead remove those.
8395 2008-04-15 Richard Guenther <rguenther@suse.de>
8397 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
8398 to zero, thus disable creation of SFTs.
8400 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8402 * tree-predcom.c (suitable_reference_p): Return false if the
8403 reference can throw.
8405 2008-04-15 Jakub Jelinek <jakub@redhat.com>
8408 * c-decl.c (finish_decl): If extern or static var has variable
8409 size, set TREE_TYPE (decl) to error_mark_node.
8411 2008-04-15 Rafael Espindola <espindola@google.com>
8413 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
8416 2008-04-15 Richard Guenther <rguenther@suse.de>
8418 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8419 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
8420 (visit_reference_op_load): Do walk vuse-vdef chains on
8421 vn_reference_lookup.
8422 (visit_reference_op_store): But do not here.
8423 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
8424 vn_reference_lookup.
8425 (vn_lookup_with_vuses): But do so here.
8427 2008-04-14 Ian Lance Taylor <iant@google.com>
8429 * fold-const.c (fold_overflow_warning): Remove assertion.
8431 2008-04-15 Ben Elliston <bje@au.ibm.com>
8433 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
8434 temp1 local variables.
8436 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
8439 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
8440 ".text.unlikely" section as executable.
8442 2008-04-14 James E. Wilson <wilson@tuliptree.org>
8444 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8445 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
8446 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
8447 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
8448 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
8449 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
8450 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
8452 2008-04-14 Ian Lance Taylor <iant@google.com>
8454 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
8455 * fold-const.c (fold_comparison): If appropriate, test
8456 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
8457 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
8458 reassociating a pointer type.
8459 * doc/invoke.texi (Optimize Options): Document that
8460 -fstrict-overflow applies to pointer wraparound.
8462 2008-04-13 Jan Hubicka <jh@suse.cz>
8464 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
8466 2008-04-12 Andrew Pinski <pinskia@gmail.com>
8468 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
8469 we are going to "save the world".
8471 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
8473 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
8474 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
8475 operand 0 constraint, not "=".
8477 2008-04-11 James E. Wilson <wilson@tuliptree.org>
8479 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
8481 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8483 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
8484 of size of positions_needed * CHAR_BIT.
8486 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8489 * dse.c (store_info): Change positions_needed to unsigned
8491 (lowpart_bitmask): New.
8492 (record_store): Cast to unsigned HOST_WIDE_INT for
8493 positions_needed. Assert width <= size of positions_needed *
8494 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
8495 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
8496 lowpart_bitmask to set mask.
8498 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8500 * config/bfin/constraints.md: New file.
8501 * config/bfin/bfin.md: Include it.
8502 (adddi3): Use satisfies_constraint functions instead of the old macros.
8503 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
8504 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
8505 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
8506 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
8507 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
8508 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
8509 EXTRA_CONSTRAINT): Delete.
8510 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
8511 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
8513 * config/bfin/bfin.c: Include "tm-constrs.h".
8514 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
8515 Use satisfies_constraint functions instead of the old macros.
8516 * doc/md.texi (Blackfin Constraints): Update file name reference.
8518 2008-04-11 Richard Guenther <rguenther@suse.de>
8520 PR tree-optimization/35869
8521 * tree-vrp.c (execute_vrp): Move switch statement update after
8522 jump threading. Schedule another cfg cleanup run.
8524 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
8527 * attribs.c (decl_attributes): Return early on errorneous node.
8529 2008-04-10 Oleg Ryjkov <olegr@google.com>
8531 * tree.h (struct tree_base): Added a new flag default_def_flag.
8532 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
8534 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8536 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
8538 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8541 * pa.md: Define mode iterator P. Define mode attribute dwc.
8542 (dcacheflush): Update pattern to use iterator P and attribute dwc.
8543 (icacheflush): Likewise.
8544 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
8545 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
8547 2008-04-11 Ben Elliston <bje@au.ibm.com>
8549 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
8551 2008-04-10 Rafael Espindola <espindola@google.com>
8553 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
8554 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
8555 (extract_range_from_expr): The same.
8557 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8559 * config/mips/mips.md (GPR2): New mode iterator.
8561 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
8562 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
8563 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
8564 Rewrite these to take two modes, the mode of comparison and the
8565 mode of the destination.
8566 * config/mips/mips.c (mips_expand_scc): Instead of having
8567 paradoxical subreg as destination, expand "narrowing" scc if mode
8568 of comparison is SI and target is requested in DI mode.
8569 (mips_emit_int_order_test): Update comment. Make mode of
8570 comparison match CMP0 rather than TARGET. When creating inverse
8571 target use mode of TARGET.
8573 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8575 * gcov-dump.c (tag_summary): Only print summaries for the first
8576 GCOV_COUNTERS_SUMMABLE counters.
8578 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
8580 * config/i386/i386.md (absneg): New code iterator.
8581 (absnegprefix): New code attribute.
8582 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
8583 patterns using absneg code iterator.
8584 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
8585 using absneg code iterator.
8586 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
8587 *neg<mode>2 patterns using absneg code iterator.
8588 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8589 *negextendsfdf2 patterns using absneg code iterator.
8590 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
8591 *negextendsfxf2 patterns using absneg code iterator.
8592 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8593 *negextendsfdf2 patterns using absneg code iterator.
8594 * config/i386/sse.md (<code><mode>2): Macroize expander from
8595 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
8597 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
8599 * config/s390/s390.h: Remove the remains of the recent search
8600 & replace action of current_function_outgoing_args_size.
8602 2008-04-10 Ira Rosen <irar@il.ibm.com>
8604 PR tree-optimization/35821
8605 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8606 NEW_STMT_LIST is not NULL.
8608 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8611 * toplev.c (process_options): Remove -ffunction-sections debugging
8614 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8616 PR middle-end/PR28690
8617 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8618 than gen_rtx_fmt_ee to perform more canonicalizations.
8620 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8623 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8625 2008-04-09 Richard Guenther <rguenther@suse.de>
8627 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8628 (dump_function_to_file): Dump function arguments with types.
8630 2008-04-08 Richard Guenther <rguenther@suse.de>
8632 * fold-const.c (fold_widened_comparison): Do not allow
8633 sign-changes that change the result.
8635 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8638 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8639 kinds of indirect references.
8641 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8643 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8644 GNU Fortran language string.
8646 2008-04-08 Rafael Espindola <espindola@google.com>
8648 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8649 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8650 * tree.h (tree_call_nonnegative_warnv_p): New.
8652 2008-04-08 Jan Hubicka <jh@suse.cz>
8654 * function.c (free_after_compilation): Clear out regno_reg_rtx
8657 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
8660 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8662 PR middle-end/PR28690
8663 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
8664 same precedence as REG_POINTER and MEM_POINTER operands.
8666 2008-04-08 Richard Guenther <rguenther@suse.de>
8669 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
8670 for adding index to base.
8672 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
8674 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
8675 (MINGW_ENABLE_EXECUTE_STACK): New.
8676 (IN_LIBGCC2): For libgcc include windows.h file for
8677 function declarations.
8679 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8681 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8682 and tem2 if tem1 is not a REG or MULT.
8684 2008-04-08 Jan Hubicka <jh@suse.cz>
8686 * function.h (incomming_args): Break out of struct function.
8687 (function_subsections): Break out of struct function.
8688 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8689 return_rtx and hard_reg_initial_vals from struct function.
8690 Kill inl_max_label_num.
8691 (current_function_pops_args, current_function_args_info,
8692 current_function_args_size, current_function_args_size,
8693 current_function_pretend_args_size,
8694 current_function_outgoing_args_size,
8695 current_function_internal_arg_pointer, current_function_return_rtx):
8696 Kill compatibility accestor macros.
8697 * builtins.c (expand_builtin_apply_args_1): Update.
8698 (expand_builtin_next_arg): Update.
8699 * df-scan.c (df_get_call_refs): Update.
8700 * dbxout.c (dbxout_function_end): Update.
8701 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8702 (output_line_info): Update.
8703 (secname_for_decl): Update.
8704 (dwarf2out_var_location): Update.
8705 * function.c (free_after_compilation): Update.
8706 (assign_parm_find_stack_rtl): Update.
8707 (assign_parms): Update.
8708 (expand_dummy_function_end): Update.
8709 (expand_function_end): Update.
8710 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8711 (expand_call): Update.
8712 (emit_library_call_value_1): Update.
8713 (store_one_arg): Update.
8714 * varasm.c (initialize_cold_section_name): Update.
8715 (unlikely_text_section): Update.
8716 (unlikely_text_section_p): Update.
8717 (assemble_start_function): Update.
8718 (assemble_end_function): Update.
8719 (default_section_type_flags): Update.
8720 (switch_to_section): Update.
8721 * integrate.c (set_decl_abstract_flags): Update.
8722 (get_hard_reg_initial_val): Update.
8723 (has_hard_reg_initial_val): Update.
8724 (allocate_initial_values): Update.
8725 * resource.c (init_resource_info): Update.
8726 * config/alpha/alpha.c (NUM_ARGS): Update.
8727 (direct_return): Update.
8728 (alpha_va_start): Update.
8729 (alpha_sa_size): Update.
8730 (alpha_initial_elimination_offset): Update.
8731 (alpha_expand_prologue): Update.
8732 (alpha_start_function): Update.
8733 (alpha_expand_epilogue): Update.
8734 (unicosmk_initial_elimination_offset):
8735 * config/alpha/alpha.md (call expander): Update.
8736 * config/s390/s390.c (s390_register_info): Update.
8737 (s390_register_info): Update.
8738 (s390_frame_info): Update.
8739 (s390_initial_elimination_offset): Update.
8740 (s390_build_builtin_va_list): Update.
8741 (s390_va_start): Update.
8742 * config/spu/spu.c (direct_return): Update.
8743 (spu_expand_prologue): Update.
8744 (spu_initial_elimination_offset): Update.
8745 (spu_build_builtin_va_list): Update.
8746 (spu_va_start): Update.
8747 * config/sparc/sparc.c (sparc_init_modes): Update.
8748 (sparc_compute_frame_size): Update.
8749 (function_value): Update.
8750 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8751 * config/i386/i386.md (return expander): Update.
8752 * config/i386/i386.c (ix86_va_start): Update.
8753 (ix86_can_use_return_insn_p): Update.
8754 (ix86_compute_frame_layout): Update.
8755 (ix86_expand_epilogue): Update.
8756 * config/sh/sh.c (output_stack_adjust): Update.
8757 (calc_live_regs): Update.
8758 (sh_expand_prologue): Update.
8759 (sh_builtin_saveregs): Update.
8760 (sh_va_start): Update.
8761 (initial_elimination_offset): Update.
8762 (sh_allocate_initial_value): Update.
8763 (sh_function_ok_for_sibcall): Update.
8764 (sh_get_pr_initial_val): Update.
8765 * config/sh/sh.md (return expander): Update.
8766 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8767 * config/crx/crx.c (crx_compute_frame): UPdate.
8768 (crx_initial_elimination_offset): UPdate.
8769 * config/xtensa/xtensa.c (compute_frame_size): Update
8770 (xtensa_builtin_saveregs): Update.
8771 (xtensa_va_start): Update.
8772 (order_regs_for_local_alloc): Update.
8773 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8774 (xstormy16_expand_builtin_va_start): Update.
8775 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8776 * config/m68hc11/m68hc11.md (return expanders): Update.
8777 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8778 (expand_epilogue): Update.
8779 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8780 (cris_simple_epilogue): Update.
8781 (cris_expand_prologue): Update.
8782 (cris_expand_epilogue): Update.
8783 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8784 (compute_frame_size): Update.
8785 * config/mt/mt.c (mt_compute_frame_size): Update.
8786 * config/mn10300/mn10300.c (expand_prologue): Update.
8787 (expand_epilogue): Update.
8788 (initial_offset): Update.
8789 (mn10300_builtin_saveregs):
8790 * config/mn10300/mn10300.md (return expander): Update.
8791 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8792 (ia64_initial_elimination_offset): Update.
8793 (ia64_initial_elimination_offset): Update.
8794 (ia64_expand_prologue): Update.
8795 * config/m68k/m68k.md (return expander): Update.
8796 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8797 (rs6000_stack_info): Update.
8798 * config/mcore/mcore.c (layout_mcore_frame): Update.
8799 (mcore_expand_prolog): Update.
8800 * config/arc/arc.c (arc_compute_frame_size): Update.
8801 * config/score/score3.c (score3_compute_frame_size): Update.
8802 * config/score/score7.c (score7_compute_frame_size): Update.
8803 * config/arm/arm.c (use_return_insn): Update.
8804 (thumb_find_work_register): Update.
8805 (arm_compute_save_reg_mask): Update.
8806 (arm_output_function_prologue): Update.
8807 (arm_output_epilogue): Update.
8808 (arm_size_return_regs): Update.
8809 (arm_get_frame_offsets): Update.
8810 (arm_expand_prologue): Update.
8811 (thumb_exit): Update.
8812 (thumb_unexpanded_epilogue): Update.
8813 (thumb1_output_function_prologue): Update.
8814 * config/pa/pa.md (return expander): Update.
8815 * config/pa/pa.c (compute_frame_size): Update.
8816 (hppa_builtin_saveregs): Update.
8817 * config/mips/mips.c (mips_va_start): Update.
8818 (mips16_build_function_stub): Update.
8819 (mips_compute_frame_info): Update.
8820 (mips_restore_gp): Update.
8821 (mips_output_function_prologue): Update.
8822 (mips_expand_prologue): Update.
8823 * config/v850/v850.c (compute_frame_size): Update.
8824 (expand_prologue): * config/mmix/mmix.c (along): update.
8825 (mmix_initial_elimination_offset): update.
8826 (mmix_reorg): update.
8827 (mmix_use_simple_return): update.
8828 (mmix_expand_prologue): update.
8829 (mmix_expand_epilogue): Update.
8830 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8831 (emit_link_insn): Update.
8833 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8835 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8836 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8838 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8841 2008-04-07 Jan Hubicka <jh@suse.cz>
8843 * function.h (rtl): Rename to x_rtl.
8845 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8846 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8847 used_temp_slots avail_temp_slots, temp_slot_level,
8848 nonlocal_goto_handler_labels): Update accesstors.
8849 (rtl): New global variable.
8850 (struct function): Move some fileds to rtl_data.
8851 (get_arg_pointer_save_area): Update prototype.
8852 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8853 get_arg_pointer_save_area.
8854 * expr.c (init_expr): Update
8855 * function.c (get_frame_size): Update
8856 (assign_stack_local): Update
8857 (expand_function_end): Update.
8858 (get_art_pointer_save_area): Update
8860 * emit-rtl.c (rtl): Declare.
8861 (regno_reg_rtx): Declare.
8862 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8864 (gen_reg_rtx): Update.
8865 * varasm.c (n_deferred_constatns): Update accestor.
8866 (init_varasm_status): Do not allocate varasm_status.
8867 (force_const_mem, get_pool_size, output_constant_pool): Update.
8868 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8869 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8870 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8871 * sparc/sparc.h (INIT_EXPANDERS): Update.
8872 * ia64/ia64.h (INIT_EXPANDERS): Update.
8874 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8876 * reload.c (push_secondary_reload): Add missing break to for loop.
8878 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8880 PR middle-end/PR28690
8881 * rtlanal.c: Update copyright years.
8882 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8883 as REG_POINTER and MEM_POINTER operands.
8884 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8885 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8886 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8887 * gcse.c: Update copyright years.
8888 (pre_delete): Call gen_reg_rtx_and_attrs.
8889 (hoist_code): Likewise.
8890 (build_store_vectors): Likewise.
8891 (delete_store): Likewise.
8892 * loop-invariant.c (move_invariant_reg): Likewise.
8893 Update copyright years.
8895 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8897 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8898 control string instead of quoted.
8900 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8902 * doc/rtl.texi: Rewrite of subreg section.
8904 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8907 * config/i386/i386.c (legitimize_pic_address): Add treating
8908 of dllimport SYM_REF's.
8909 (legitimize_dllimport_symbol): Add prototype.
8911 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8913 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8914 reference in constructor with non self-referential type.
8916 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8918 Removal of Return with Depressed Stack Pointer support
8919 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8920 (ECF_SP_DEPRESSED): Likewise.
8921 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8922 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8923 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8924 (expand_call): Do not test ECF_SP_DEPRESSED.
8925 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8926 * function.c (keep_stack_depressed): Delete.
8927 (handle_epilogue_set): Likewise.
8928 (update_epilogue_consts): Likewise.
8929 (emit_equiv_load): Likewise.
8930 (thread_prologue_and_epilogue_insns): Remove support for Return with
8931 Depressed Stack Pointer.
8932 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8934 2008-04-06 Richard Guenther <rguenther@suse.de>
8936 PR tree-optimization/35400
8937 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8938 information from SSA_NAMEs.
8940 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8942 * config/avr/avr.h (avr_mega_p): Remove declaration.
8943 (AVR_MEGA): Remove macro.
8944 * config/avr/avr.c (avr_mega_p): Remove variable.
8945 (avr_override_options): Remove inicializion of avr_mega_p.
8946 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8947 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8948 (avr_jump_mode): (Ditto.).
8949 (avr_output_progmem_section_asm_op): (Ditto.).
8950 (avr_asm_init_sections): (Ditto.).
8951 (avr_asm_init_sections): (Ditto.).
8952 (avr_rtx_costs): (Ditto.).
8953 * config/avr/avr.md: (Ditto.).
8954 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8957 2008-04-06 Richard Guenther <rguenther@suse.de>
8959 PR tree-optimization/35842
8960 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8961 is_gimple_invariant_address.
8963 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8965 * gcc.c (default_compilers): Sync Fortran extensions list with
8966 that in fortran/lang-specs.h.
8967 * doc/invoke.texi: Likewise.
8968 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8969 * dwarf2out.c (gen_compile_unit_die): Likewise.
8971 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8973 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8975 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8978 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8979 attribute is used for nested functions.
8981 2008-04-05 Jan Hubicka <jh@suse.cz>
8983 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8985 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8987 (dump_files): Update.
8988 (enable_rtl_dump_file): Do not accept letter argument.
8989 * tree-pass.h (dump_file_info): Remove letter argument.
8990 * toplev.c (decode_d_option): Update -da handling.
8991 * toplev.h (enable_rtl_dump_file): Update prototype.
8992 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8993 it out based on pass type.
8994 (register_dump_files_1): Likewise.
8995 (init_optimization_passes): Update register_one_dump_file calls.
8996 (execute_one_pass): Sanity check that IPA passes are called at IPA
8997 level and RTL passes at RTL level.
8998 (execute_pass_list): IPA pass can not be after or subpass of
9000 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
9001 disallov RTL subpasses of IPA subpasses.
9003 2008-04-05 Ben Elliston <bje@au.ibm.com>
9005 * tree-cfg.c (need_fake_edge_p): Return false for calls to
9006 builtins that return exactly once and do not throw. Cache call to
9009 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
9011 PR rtl-optimization/34916
9013 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
9014 between instruction pairs.
9016 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
9018 * doc/invoke.texi: Document -mbitops for SH.
9019 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
9020 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
9021 * config/sh/sh.c (print_operand): Add %t operand code.
9022 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
9023 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
9024 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
9025 (extendqihi2): Likewise.
9026 (movqi_i): Likewise.
9027 (insv): Use bset, bclr and bst instructions for SH2A if possible.
9028 (extv): Use bld instruction for SH2A if possible.
9030 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
9031 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
9032 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
9033 (bset.b, bclr.b): Define peepholes.
9034 * config/sh/sh.opt (mbitops): New option.
9036 2008-04-04 Janis Johnson <janis187@us.ibm.com>
9039 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
9040 and view convert expression.
9042 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9045 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9047 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
9049 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
9051 * config/i386/cpuid.h (bit_AES): New.
9052 (bit_PCLMUL): Likewise.
9054 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
9055 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
9056 SSE2 if AES or PCLMUL is enabled.
9057 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
9058 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9059 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
9060 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
9061 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
9062 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
9063 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9064 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
9065 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
9066 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
9067 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
9068 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
9069 __builtin_ia32_aeskeygenassist128 and
9070 __builtin_ia32_pclmulqdq128.
9071 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
9072 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
9073 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
9075 * config/i386/i386.h (TARGET_AES): New.
9076 (TARGET_PCLMUL): Likewise.
9077 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
9079 * config/i386/i386.md (UNSPEC_AESENC): New.
9080 (UNSPEC_AESENCLAST): Likewise.
9081 (UNSPEC_AESDEC): Likewise.
9082 (UNSPEC_AESDECLAST): Likewise.
9083 (UNSPEC_AESIMC): Likewise.
9084 (UNSPEC_AESKEYGENASSIST): Likewise.
9085 (UNSPEC_PCLMUL): Likewise.
9087 * config/i386/i386.opt (maes): New.
9088 (mpclmul): Likewise.
9090 * config/i386/sse.md (aesenc): New pattern.
9091 (aesenclast): Likewise.
9093 (aesdeclast): Likewise.
9095 (aeskeygenassist): Likewise.
9096 (pclmulqdq): Likewise.
9098 * config/i386/wmmintrin.h: New.
9100 * doc/extend.texi: Document AES and PCLMUL built-in function.
9102 * doc/invoke.texi: Document -maes and -mpclmul.
9104 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
9106 * function.c (free_after_parsing): Replace with
9107 cxx_push_function_context from C++ front-end.
9108 (allocate_struct_function): Don't call langhook.
9109 * langhooks.h (struct lang_hooks_for_functions): Delete.
9110 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
9112 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
9113 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
9114 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
9115 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
9116 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
9117 remove LANG_HOOKS_FUNCTION_INITIALIZER.
9118 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
9120 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
9121 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
9123 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9126 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
9129 2008-04-04 Richard Guenther <rguenther@suse.de>
9132 * fold-const.c (optimize_minmax_comparison): Use the correct
9133 type for the constant in the simplified comparison.
9135 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
9137 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
9138 Pass L2 size as "--param l2-cache-size" to the compiler.
9139 (decode_l2_cache): New function to decode L2 cache parameters using
9140 0x8000006 extended cpuid function.
9141 (detect_caches_amd): Determine parameters of L2 cache using
9142 decode_l2_caches function.
9143 (decode_caches_intel): Decode L2 cache parameters.
9144 (detect_caches_intel): Determine L2 cache parameters using
9145 decode_caches_intel and decode_l2_caches functions.
9147 2008-04-03 Bob Wilson <bob.wilson@acm.org>
9149 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
9150 secondary input reload for subword loads from the constant pool.
9152 2008-04-03 Janis Johnson <janis187@us.ibm.com>
9155 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
9156 constants of the appropriate size for runtime calculations.
9159 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
9160 decimal-float literal constant zero.
9162 2008-04-03 Jakub Jelinek <jakub@redhat.com>
9165 * c-parser.c (c_parser_omp_atomic): Call
9166 default_function_array_conversion on the RHS.
9169 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
9170 call is_variable_sized if decl has incomplete type.
9172 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
9174 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
9176 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
9178 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
9180 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
9181 (sgt<u>): Merge sgt and sgtu into new expander.
9182 (sgt, sgtu): Remove expanders.
9183 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
9184 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
9185 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
9186 *sgtu_<mode>_mips16 into new pattern.
9187 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
9188 (sge<u>): Merge sge and sgeu into new expander.
9189 (sge, sgeu): Remove expanders.
9190 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
9192 (*sge_<mode>, second *sge_<mode>): Remove patterns.
9193 (slt<u>): Merge slt and sltu into new expander.
9194 (slt, sltu): Remove expanders.
9195 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
9196 (*slt_<mode>, *sltu_<mode>): Remove patterns.
9197 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
9198 *sltu_<mode>_mips16 into new pattern.
9199 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
9200 (sle<u>): Merge sle and sleu into new expander.
9201 (sle, sleu): Remove expanders.
9202 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
9203 (*sle_<mode>, *sleu_<mode>): Remove patterns.
9204 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
9205 *sleu_<mode>_mips16 into new pattern.
9206 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
9208 2008-04-03 Jan Hubicka <jh@suse.cz>
9210 PR tree-optimization/35795
9211 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
9212 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9213 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9214 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9215 * score/score3.c (score3_output_mi_thunk): Likewise.
9216 * score/score7.c (score7_output_mi_thunk): Likewise.
9217 * mips/mips.c (mips_output_mi_thunk): Likewise.
9219 2008-04-03 Richard Guenther <rguenther@suse.de>
9221 * tree-vrp.c (extract_range_from_unary_expr): Handle all
9222 conversions. Simplify code.
9224 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9226 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
9228 2008-04-03 Tom Tromey <tromey@redhat.com>
9229 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9231 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9232 * config/bfin/t-bfin-linux (generated_files): Add
9233 linux-sysroot-suffix.h.
9234 * doc/install.texi (Prerequisites): Require make 3.80.
9235 * doc/sourcebuild.texi (Front End Directory): Document new
9237 * Makefile.in (generated_files): New variable.
9238 (ALL_HOST_OBJS): New variable.
9239 ($(ALL_HOST_OBJS)): New target.
9241 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9243 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
9244 (remap_block): Call id->transform_lang_insert_block instead
9246 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
9247 Set id.transform_lang_insert_block to NULL.
9248 (clone_body): Move to cp/optimize.c
9249 * tree-inline.h (struct copy_body_data): Change
9250 transform_lang_insert_block to function pointer.
9251 (copy_generic_body, copy_decl_no_change): Export.
9252 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
9253 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
9254 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
9256 * c-tree.h (insert_block): Kill.
9257 * c-decl.c (insert_block): Kill.
9259 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9261 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9262 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9263 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
9265 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
9266 argument, call {push,pop}_function_context from here.
9267 * c-parser.c: Use c_{push,pop}_function_context.
9269 * function.c (push_function_context_to): Move meat ...
9270 (push_function_context): ... here. Simplify.
9271 * function.c (pop_function_context_from): Move meat ...
9272 (pop_function_context): ... here. Simplify.
9273 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
9275 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9276 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9277 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
9278 * tree.h (push_function_context_to, pop_function_context_from): Remove.
9280 2008-04-03 Ben Elliston <bje@au.ibm.com>
9282 * expmed.c (extract_force_align_mem_bit_field): Remove.
9284 2008-04-03 Richard Guenther <rguenther@suse.de>
9287 * expr.h (try_casesi): Adjust prototype.
9288 * expr.c (try_casesi): Take fallback label as extra parameter.
9289 Use that for gen_casesi if default_label is NULL.
9290 * stmt.c (expand_case): Pass fallback label to try_casesi,
9291 make sure to fill gaps with a fallback label if default_label
9294 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
9297 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
9299 2008-04-03 Ben Elliston <bje@au.ibm.com>
9301 * expmed.c (extract_split_bit_field): Remove if (0) code.
9302 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
9303 (do_ds_constraint): Likewise.
9305 2008-04-02 Joseph Myers <joseph@codesourcery.com>
9307 * doc/cppopts.texi (-dU): Document.
9308 * c-common.h (flag_dump_macros): Update comment.
9309 * c-opts.c (handle_OPT_d): Handle -dU.
9310 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
9311 dump_queued_macros, cb_used_define, cb_used_undef): New.
9312 (init_pp_output): Handle -dU.
9313 (cb_line_change): Call dump_queued_macros.
9314 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
9316 2008-04-02 Anatoly Sokolov <aesok@post.ru>
9318 * config/avr/predicates.md (io_address_operand): New predicate.
9319 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
9320 * config/avr/avr.c (avr_io_address_p): Remove function.
9321 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
9322 'avr_io_address_p' function.
9323 (out_movhi_r_mr): (Ditto.).
9324 (out_movqi_mr_r): (Ditto.).
9325 (out_movhi_mr_r): (Ditto.).
9326 (avr_address_cost): (Ditto.).
9328 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
9330 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
9331 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
9332 in 32bit mode when XMM registers are available to avoid store
9334 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
9335 corresponding post-reload splitters.
9337 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9339 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
9340 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
9341 __builtin_ia32_roundss.
9342 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
9343 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
9344 __builtin_ia32_roundss.
9345 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
9346 IX86_BUILTIN_SHUFPD here.
9348 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9350 * config/i386/i386.md (plogic): New.
9351 (plogicprefix): Likewise.
9353 * config/i386/mmx.md (mmx_<code><mode>3): New.
9354 (mmx_and<mode>3): Removed.
9355 (mmx_ior<mode>3): Likewise.
9356 (mmx_xor<mode>3): Likewise.
9358 * config/i386/sse.md (<code><mode>3): New.
9359 (*<code><mode>3): Likewise.
9360 (*<code><mode>3): Likewise.
9361 (<code><mode>3): Likewise.
9362 (*sse_<code><mode>3): Likewise.
9363 (*sse2_<code><mode>3): Likewise.
9364 (<code>tf3): Likewise.
9365 (*<code>tf3): Likewise.
9366 (and<mode>3): Likewise.
9367 (*and<mode>3): Likewise.
9368 (ior<mode>3): Removed.
9369 (*ior<mode>3): Likewise.
9370 (xor<mode>3): Likewise.
9371 (*xor<mode>3): Likewise.
9372 (*and<mode>3): Likewise.
9373 (*ior<mode>3): Likewise.
9374 (*xor<mode>3): Likewise.
9375 (and<mode>3): Likewise.
9376 (*sse_and<mode>3): Likewise.
9377 (*sse2_and<mode>3): Likewise.
9379 (*andtf3): Likewise.
9380 (ior<mode>3): Likewise.
9381 (*sse_ior<mode>3): Likewise.
9382 (*sse2_ior<mode>3): Likewise.
9384 (*iortf3): Likewise.
9385 (xor<mode>3): Likewise.
9386 (*sse_xor<mode>3): Likewise.
9387 (*sse2_xor<mode>3): Likewise.
9389 (*xortf3): Likewise.
9391 2008-04-02 Richard Guenther <rguenther@suse.de>
9393 PR tree-optimization/14495
9394 PR tree-optimization/34793
9395 * tree-vrp.c (struct switch_update): New structure.
9396 (to_remove_edges, to_update_switch_stmts): New VECs.
9397 (simplify_switch_using_ranges): New function. Remove not taken
9398 case labels and edges.
9399 (simplify_stmt_using_ranges): Call it.
9400 (identify_jump_threads): Mark edges we have queued for removal
9401 so we don't thread them.
9402 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
9404 * tree-cfg.c (group_case_labels): Deal with missing default label.
9405 (tree_verify_flow_info): Allow missing default label.
9406 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
9407 (emit_case_nodes): Likewise.
9408 (expand_case): Do not rely on the default label to be present.
9409 * expr.c (try_casesi): Deal with NULL default_label.
9410 (do_tablejump): Likewise.
9412 2008-04-02 Richard Guenther <rguenther@suse.de>
9414 PR tree-optimization/14495
9415 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
9416 SWITCH_EXPR here ...
9417 (vrp_visit_switch_stmt): ... but here (new function).
9418 (find_case_label_index): New helper function.
9419 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
9421 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9423 * fwprop.c: Fix ISO-C99ism.
9425 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9428 * Makefile.in (objdir): Set it here.
9429 * configure.ac: Not here. Find dynamic linker characteristics.
9430 * exec-tool.in: Use them.
9431 * aclocal.m4: Regenerate.
9432 * configure: Regenerate.
9434 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9436 * expr.c (expand_var): Delete it.
9437 * expr.h (expand_var): Delete prototype.
9438 * function.c (expand_function_start): Use expand_decl instead.
9439 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
9442 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
9444 PR rtl-optimization/35542
9445 * fwprop.c (forward_propagate_and_simplify): Replace
9446 loc_reg_mentioned_in_p with reg_mentioned_p.
9448 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9450 PR rtl-optimization/35281
9451 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
9452 (propagate_rtx_1): Handle PR_HANDLE_MEM.
9453 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
9454 (varying_mem_p): Move above propagate_rtx.
9455 (all_uses_available_at): Do not check MEMs.
9457 2008-04-02 Rafael Espindola <espindola@google.com>
9459 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
9460 (register_edge_assert_for_2): Split the cond argument.
9461 (register_edge_assert_for_1): Adjust for the change in
9462 register_edge_assert_for_2.
9463 (register_edge_assert_for): Split the cond argument.
9464 (find_switch_asserts): Adjust for the change in
9465 register_edge_assert_for.
9467 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
9469 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
9470 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
9471 offsets for 64-bit mingw.
9472 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
9473 abi for x86_64-pc-mingw.
9475 2008-04-02 Richard Guenther <rguenther@suse.de>
9477 * tree-vrp.c (extract_range_from_assert): Make sure to not
9478 produce range min/max with TREE_OVERFOW set.
9479 If merging a anti-range and a range keep the anti-range if
9480 the range covers all values of the type.
9481 (register_edge_assert_for_2): Only allow sign-changing
9482 conversions in detecting canonical range checks. Also
9483 register an assert for the unsigned name if useful.
9485 PR tree-optimization/35787
9486 * tree-vrp.c (vrp_val_max): New function.
9487 (vrp_val_min): Likewise.
9488 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
9489 (vrp_val_is_min): Likewise.
9490 (supports_overflow_infinity): Use vrp_val_{min,max}.
9491 (negative_overflow_infinity): Likewise.
9492 (positive_overflow_infinity): Likewise.
9493 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
9494 (is_positive_overflow_infinity): Likewise.
9495 (is_overflow_infinity): Likewise.
9496 (avoid_overflow_infinity): Use vrp_val_{min,max} and
9497 vrp_val_is_{min,max}.
9498 (set_and_canonicalize_value_range): Canonicalize anti-ranges
9499 to ranges if possible. Avoid empty ranges.
9501 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9504 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
9505 the expression is a function address.
9507 2008-04-01 George Helffrich <george@gcc.gnu.org>
9509 PR fortran/35154, fortran/23057
9510 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
9511 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
9512 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
9513 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
9515 (dbxout_syms): Check for COMMON-based symbol and wrap in
9516 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
9517 in bracket for efficiency.
9519 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
9520 using DW_TAG_common_block + member offset.
9521 (add_pubname_string): New function.
9522 (dw_expand_expr): New function to find block name and offset for
9524 (common_check): New function to check whether symbol in Fortran COMMON.
9525 (gen_variable_die): If COMMON, use DW_TAG_common_block.
9527 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
9530 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
9532 2008-04-02 Ben Elliston <bje@au.ibm.com>
9534 * config/v850/v850.md (casesi): Remove if (0) code.
9535 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9536 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9538 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
9540 * config/i386/i386.md (rex64suffix): New mode attribute.
9541 (floathi<mode>2): Disable expander for SSE math.
9542 (*floathi<mode>2_1): New insn insn_and_split pattern.
9543 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
9544 corresponding post-reload splitters.
9545 (*floathi<mode>2_i387): New macroized insn pattern.
9546 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
9547 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
9548 insn_and_split pattern.
9549 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
9550 New macroized instruction patterns and corresponding post-reload
9552 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
9553 and corresponding post-reload splitters.
9554 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
9555 New macroized instruction patterns.
9556 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
9557 macroized instruction patterns and corresponding post-reload splitters.
9558 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
9559 corresponding post-reload splitters.
9560 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
9561 New macroized instruction patterns.
9562 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
9563 corresponding post-reload splitters.
9564 (*floatsi<mode>2_i387): New macroized instruction patterns.
9566 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
9568 * config/i386/i386.md (smaxmin): New.
9569 (umaxmin): Likewise.
9570 (maxminiprefix): Likewise.
9571 (maxminfprefix): Likewise.
9572 (<code><mode>3): Likewise.
9573 (smin<mode>3): Removed.
9574 (smax<mode>3): Likewise.
9576 * config/i386/mmx.md (mmx_<code>v2sf3): New.
9577 (mmx_<code>v4hi3): Likewise.
9578 (mmx_<code>v8qi3): Likewise.
9579 (mmx_smaxv2sf3): Removed.
9580 (mmx_sminv2sf3): Likewise.
9581 (mmx_umaxv8qi3): Likewise.
9582 (mmx_smaxv4hi3): Likewise.
9583 (mmx_uminv8qi3): Likewise.
9584 (mmx_sminv4hi3): Likewise.
9586 * config/i386/sse.md (<addsub><mode>3): New.
9587 (*<addsub><mode>3): Likewise.
9588 (<sse>_vm<addsub><mode>3): Likewise.
9589 (<maxmin><mode>3): Likewise.
9590 (*<maxmin><mode>3_finite): Likewise.
9591 (*<maxmin><mode>3): Likewise.
9592 (<sse>_vm<maxmin><mode>3): Likewise.
9593 (sse3_h<addsub>v4sf3): Likewise.
9594 (sse3_h<addsub>v2df3): Likewise.
9595 (<maxmin>v16qi3): Likewise.
9596 (*<maxmin>v16qi3): Likewise.
9597 (<maxmin>v8hi3): Likewise.
9598 (*<maxmin>v8hi3): Likewise.
9599 (*sse4_1_<maxmin><mode>3): Likewise.
9600 (*sse4_1_<maxmin><mode>3): Likewise.
9601 (add<mode>3): Removed.
9602 (*add<mode>3): Likewise.
9603 (<sse>_vmadd<mode>3): Likewise.
9604 (sub<mode>3): Likewise.
9605 (*sub<mode>3): Likewise.
9606 (<sse>_vmsub<mode>3): Likewise.
9607 (smin<mode>3): Likewise.
9608 (*smin<mode>3_finite): Likewise.
9609 (*smin<mode>3): Likewise.
9610 (<sse>_vmsmin<mode>3): Likewise.
9611 (smax<mode>3): Likewise.
9612 (*smax<mode>3_finite): Likewise.
9613 (*smax<mode>3): Likewise.
9614 (<sse>_vmsmax<mode>3): Likewise.
9615 (sse3_haddv4sf3): Likewise.
9616 (sse3_haddv2df3): Likewise.
9617 (sse3_hsubv4sf3): Likewise.
9618 (sse3_hsubv2df3): Likewise.
9619 (umaxv16qi3): Likewise.
9620 (*umaxv16qi3): Likewise.
9621 (smaxv8hi3): Likewise.
9622 (*smaxv8hi3): Likewise.
9623 (*sse4_1_smax<mode>3): Likewise.
9624 (*sse4_1_umax<mode>3): Likewise.
9625 (uminv16qi3): Likewise.
9626 (*uminv16qi3): Likewise.
9627 (sminv8hi3): Likewise.
9628 (*sminv8hi3): Likewise.
9629 (*sse4_1_smin<mode>3): Likewise.
9630 (*sse4_1_umin<mode>3): Likewise.
9632 2008-04-01 Rafael Espindola <espindola@google.com>
9634 * tree-cfg.c (verify_expr): remove in_phi.
9635 (verify_stmt): Don't call walk_tree with verify_expr. Use
9636 is_gimple_min_invariant instead of is_gimple_val.
9638 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9640 * doc/include/gpl_v3.texi: Update for manpage generation.
9641 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9643 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9644 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9645 gpl_v3.texi instead of gpl.texi.
9648 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9651 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9653 2008-04-01 Rafael Espindola <espindola@google.com>
9655 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
9656 (extract_code_and_val_from_cond): Use
9657 extract_code_and_val_from_cond_with_ops.
9659 2008-04-01 Jan Hubicka <jh@suse.cz>
9661 * function.c (free_after_compilation): Free epilogue_delay_list.
9662 (prepare_function_start): Assert that previous compilation was freed.
9664 2008-04-01 Jan Hubicka <jh@suse.cz>
9665 Jim Wilson <wilson@tuliptree.org>
9666 Andreas Tobler <andreast@gcc.gnu.org>
9669 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
9670 rtl.emit instead cfun->emit.
9671 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
9672 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
9674 2008-04-01 Ben Elliston <bje@au.ibm.com>
9676 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9678 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9680 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9682 (fprofile-use): Add var flag_profile_use
9683 * coverage.c (coverage_begin_output): Do not open a gcno file for
9684 output only if -ftest-coverage is set.
9685 Do not add getpwd() to gcda file path.
9686 (build_gcov_info): Check the new flag
9687 flag_profile_datafile_relative_path.
9688 (coverage_init): Use profile_data_prefix.
9689 Read profile counter only if flag_profile_use is set.
9690 * opts.c (common_handle_option): New option fprofile-use=,
9691 fprofile-dir=, fprofile-generate=.
9692 * toplev.c (profile_data_prefix): New variable definition.
9693 * toplev.h (profile_data_prefix): New declaration.
9694 * doc/invoke.tex (Option Summary, Optimization Options):
9697 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9699 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9700 use tmp consistently.
9703 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9704 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9705 UNSPEC_FR_RECIP_APPROX_RES.
9706 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9708 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9711 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9713 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9716 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9717 element of the vector via a pointer.
9719 2008-03-31 Ian Lance Taylor <iant@google.com>
9721 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9723 2008-03-31 Jan Hubicka <jh@suse.cz>
9725 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9726 get_arg_pointer_save_area.
9727 * expr.c (init_expr): Just clear out rtl.expr.
9728 * function.c (free_after_compilation): Clear out whole RTL structure.
9729 (get_func_frame_size): Merge into ...
9730 (get_frame_size): ... this one.
9731 (assign_stack_local_1): Merge into ...
9732 (assign_stack_local): ... this one.
9733 (expand_function_end): Update call of get_arg_pointer_save_area.
9734 (get_art_pointer_save_area): Remove cfun argument.
9735 * function.h (emit_status): regno_pointer_align does not need length
9736 attribute. Move x_regno_reg_rtx to ...
9737 (regno_reg_rtx): ... new global array.
9738 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9739 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9740 apply_args_value, forced_labels, stack_pointer_delta):
9742 (struct varasm_status): Move here from varasm.c
9743 (struct rtl_data): New. Move here some fields from struct function.
9744 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9745 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9746 used_temp_slots avail_temp_slots, temp_slot_level,
9747 nonlocal_goto_handler_labels): Update accesstors.
9748 (rtl): New global variable.
9749 (struct function): Move some fileds to rtl_data.
9750 (get_arg_pointer_save_area): Update prototype.
9751 * emit-rtl.c (rtl): Declare.
9752 (regno_reg_rtx): Declare.
9753 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9755 (gen_reg_rtx): Update.
9756 (init_virtual_regs): Do not tate emit_status argument.
9757 (init_emit): Do not allocate emit.
9758 * varasm.c (varasm_statuc): Move to function.h.
9759 (n_deferred_constatns): Update accestor.
9760 (init_varasm_status): Do not allocate varasm_status.
9761 (force_const_mem, get_pool_size, output_constant_pool): Update.
9762 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9763 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9765 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9767 PR rtl-optimization/35729
9768 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9771 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9774 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9775 load/store if memory is unaligned.
9776 (*movti_rex64): Likewise.
9778 * config/i386/predicates.md (misaligned_operand): New.
9780 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9783 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9786 2008-03-31 Jan Beulich <jbeulich@novell.com>
9788 * config/ia64/constraints.md: Add 'j' constraint.
9789 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9790 (movdi_internal): Likewise.
9792 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9795 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9797 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9800 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9801 proper error message for the third argument on blendpd and
9804 * config/i386/sse.md (blendbits): New.
9805 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9807 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9809 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9811 2008-03-30 Richard Guenther <rguenther@suse.de>
9814 * fold-const.c (fold_sign_changed_comparison): Do leave
9815 conversions to base-types alone.
9817 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9819 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9820 the link register if one altivec register is be saved.
9822 2008-03-30 Ben Elliston <bje@au.ibm.com>
9824 * final.c (final_scan_insn): Remove if (0) code.
9826 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9828 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9830 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9832 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9833 of V4SFmode to ix86_binary_operator_ok.
9835 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9837 * config/i386/i386.c (override_options): Initialize
9838 ix86_veclib_handler to ix86_veclibabi_svml when
9839 -mveclibabi=svml is used.
9840 (ix86_veclibabi_svml): New function for SVML ABI style
9841 vectorization support.
9842 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9844 2008-03-28 Rafael Espindola <espindola@google.com>
9846 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9847 (tree_binary_nonnegative_warnv_p): Make it public.
9848 (tree_single_nonnegative_warnv_p): Make it public.
9849 (tree_invalid_nonnegative_warnv_p): Make it public.
9850 (tree_unary_nonzero_warnv_p): Make it public.
9851 (tree_binary_nonzero_warnv_p): Make it public
9852 (tree_single_nonzero_warnv_p): Make it public.
9853 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9854 (extract_range_from_binary_expr): Split the expr argument.
9855 (extract_range_from_unary_expr): Split the expr argument.
9856 (extract_range_from_comparison): Split the expr argument.
9857 (extract_range_from_expr): Use the new aux functions.
9858 (vrp_evaluate_conditional_warnv): Use
9859 vrp_evaluate_conditional_warnv_with_ops.
9860 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9861 (tree_binary_nonzero_warnv_p): Declare.
9862 (tree_single_nonzero_warnv_p): Declare.
9863 (tree_expr_nonzero_warnv_p): Declare.
9864 (tree_unary_nonnegative_warnv_p): Declare.
9865 (tree_binary_nonnegative_warnv_p): Declare.
9866 (tree_single_nonnegative_warnv_p): Declare.
9867 (tree_invalid_nonnegative_warnv_p): Declare.
9869 2008-03-28 Richard Guenther <rguenther@suse.de>
9871 PR tree-optimization/30317
9872 PR tree-optimization/30911
9873 PR tree-optimization/34793
9874 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9875 (struct assert_locus_d): New member EXPR.
9876 (register_new_assert_for): Add EXPR parameter to support
9877 ASSERT_EXPR <name, expr OP limit>.
9878 (register_edge_assert_for_1): Adjust callers.
9879 (find_assert_locations): Likewise.
9880 (process_assert_insertions_for): Build condition from expression.
9881 (extract_range_from_assert): Handle ASSERT_EXPRs
9882 of the form ASSERT_EXPR <name, expr OP limit>.
9883 (register_edge_assert_for_2): New helper registering
9884 asserts for comparisons. Recognize range tests of the form
9885 (unsigned)i - CST1 OP CST2.
9886 (register_edge_assert_for_1): Use it.
9887 (register_edge_assert_for): Likewise.
9888 (needs_overflow_infinity): Integer sub-types
9889 do not need overflow infinities.
9890 (vrp_val_is_max): The extreme values of integer sub-types
9891 are those of the base type.
9892 (vrp_val_is_min): Likewise.
9893 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9896 2008-03-28 Nick Clifton <nickc@redhat.com>
9899 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9900 Return GENERAL_REGS for stack adjustment reloads.
9902 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9905 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9906 const_vector when all the vectors are constant.
9908 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9910 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9912 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9913 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9915 (s<code>_sf): Use new scc_sf attribute for opcode names.
9917 2008-03-27 Tom Tromey <tromey@redhat.com>
9919 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9920 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9921 config/spu/t-spu-elf, config/i386/t-interix,
9922 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9923 config/i386/x-darwin, config/i386/x-mingw32,
9924 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9925 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9926 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9927 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9928 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9929 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9930 config/score/t-score-elf, config/arm/t-strongarm-pe,
9931 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9932 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9933 Revert automatic dependency patch.
9935 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9938 * config/i386/i386.c (ix86_function_arg_boundary): Align
9939 decimal floating point to its natural boundary.
9941 2008-03-27 Richard Guenther <rguenther@suse.de>
9944 * fold-const.c (fold_comparison): Restrict distinct decl
9945 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9946 solely rely on operand_equal_p.
9948 2008-03-27 Richard Guenther <rguenther@suse.de>
9951 * c-common.c (handle_weak_attribute): Reject combination of
9954 2008-03-27 Richard Guenther <rguenther@suse.de>
9956 PR tree-optimization/32810
9957 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9958 conversions from DECL_INITIAL.
9959 (fold_const_aggregate_ref): Likewise from constructor elements.
9961 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9963 * tree-affine.h (aff_combination_expand): Declare.
9964 (get_inner_reference_aff): Likewise.
9965 * tree-affine.c (aff_combination_expand): Split out from
9966 tree_to_aff_combination_expand.
9967 (get_inner_reference_aff): New function.
9968 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9969 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9970 (struct lim_aux_data): sm_done field removed.
9971 (mem_ref_loc_p, mem_ref_locs_p): New types.
9972 (struct mem_ref): Added id, stored, accesses_in_loop,
9973 indep_loop, dep_loop, indep_ref, dep_ref fields.
9974 Removed is_stored, locs and next fields.
9975 (memory_accesses): New variable.
9976 (movement_possibility): Do not allow moving statements
9977 that store to memory.
9978 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9980 (determine_max_movement): For statements with memory references,
9981 find the outermost loop in that the reference is independent.
9982 (move_computations_stmt): Mark the virtual operands for renaming.
9983 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9984 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9985 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9986 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9987 create_vop_ref_mapping, analyze_memory_references,
9988 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9989 get_all_locs_in_loop, ref_always_accessed_p,
9990 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9991 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9992 store_motion_loop, store_motion): New functions.
9993 (struct vop_to_refs_elt): New type.
9994 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9995 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9996 (schedule_sm): Replaced by...
9997 (execute_sm): ... this.
9998 (determine_lsm_ref, hoist_memory_references,
9999 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
10000 find_more_ref_vops, free_mem_ref, free_mem_refs,
10001 determine_lsm_loop, determine_lsm): Removed.
10002 (tree_ssa_lim_finalize): Free data structures used by store motion.
10003 (tree_ssa_lim): Call analyze_memory_references. Use
10004 store_motion instead of determine_lsm.
10006 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10008 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
10009 rename tmake_file to m68hc11/t-m68hc11.
10010 (mcore): Set inhibit_libc to true.
10011 * config.host (alpha*-dec-*vms*): Set extra_programs.
10012 (interix3*): Don't use host_xmake_file.
10013 * configure.ac: Let config.gcc override inhibit_libc.
10014 * configure: Regenerate.
10016 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
10017 * config/t-openbsd-thread: Remove commented out lines.
10019 * config/x-interix: Remove.
10021 * config/m68hc11/t-m68hc11-gas: Rename to...
10022 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
10024 * config/mcore/t-mcore: Remove T_CFLAGS.
10025 * config/mcore/t-mcore-pe: Likewise.
10027 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
10029 * configure.ac: Replace custom __GNU_SOURCE test with
10030 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
10031 * aclocal.m4: Regenerate.
10032 * configure: Regenerate.
10033 * config.in: Regenerate.
10035 2008-03-27 Richard Guenther <rguenther@suse.de>
10037 * fold-const.c (target.h): Include.
10038 (fold_comparison): Fold comparison of addresses of decls
10039 that bind locally or of constants. Consolidate address folding code.
10040 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
10041 results from fold_binary_to_constant.
10042 (compare_values_warnv): Likewise.
10044 2008-03-27 Andrew Pinski <pinskia@gmail.com>
10046 PR middle-end/35429
10047 * fold-const.c (fold_truthop): Check for integeral types when folding
10048 a == 0 && b == 0 and a != 0 || b != 0 .
10050 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
10052 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
10054 2008-03-26 Andreas Schwab <schwab@suse.de>
10056 * doc/invoke.texi: Fix use of @item vs. @itemx.
10058 2008-03-26 Tom Tromey <tromey@redhat.com>
10060 * Makefile.in (build/gensupport.o, build/print-rtl.o,
10061 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
10062 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
10063 build/gencodes.o, build/genconditions.o, build/genconfig.o,
10064 build/genconstants.o, build/genemit.o, build/genextract.o,
10065 build/genflags.o, build/genmddeps.o, build/genopinit.o,
10066 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
10069 2008-03-26 Richard Guenther <rguenther@suse.de>
10072 2008-03-26 Richard Guenther <rguenther@suse.de>
10074 * fold-const.c (target.h): Include.
10075 (fold_comparison): Fold comparison of addresses of two decls
10076 that bind locally. Consolidate address folding code.
10078 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10080 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
10081 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
10082 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
10083 dconstsqrt2, dconstthird, dconste and/or dconst10.
10084 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
10085 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
10086 dconstsqrt2, dconste): Delete.
10087 (init_emit_once): Likewise. Simplify initializing dconstm1.
10089 * real.c (get_real_const): New.
10090 * real.h (dconst3, dconst10, dconstm2, dconstthird,
10091 dconstsqrt2, dconste): Delete.
10092 (real_value_const, get_real_const): New.
10094 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
10096 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
10098 * config/i386/i386.c (ix86_function_arg_boundary): Check
10099 BIGGEST_ALIGNMENT instead of 128.
10100 (setup_incoming_varargs_64): Likewise.
10102 2008-03-26 Tom Tromey <tromey@redhat.com>
10104 * Makefile.in (DEPFILES): Add missing '/'.
10106 2008-03-26 Richard Guenther <rguenther@suse.de>
10108 * fold-const.c (target.h): Include.
10109 (fold_comparison): Fold comparison of addresses of two decls
10110 that bind locally. Consolidate address folding code.
10112 2008-03-26 Nick Clifton <nickc@redhat.com>
10115 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
10116 not allow INT+INT as a legitimate addressing mode.
10118 2008-03-26 Richard Guenther <rguenther@suse.de>
10120 * tree-flow.h (widen_bitfield): Remove declaration.
10121 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
10122 (widen_bitfield): Remove function.
10123 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
10126 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10129 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
10132 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
10134 PR rtl-optimization/35232
10135 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
10136 (forget_old_reloads_1, forget_marked_reloads): Don't clear
10137 reg_reloaded_call_part_clobbered here.
10138 (reload_regs_reach_end_p): New function.
10139 (reload_reg_rtx_for_input): New variable.
10140 (reload_reg_rtx_for_output): Likewise.
10141 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
10142 when reassigning a pseudo register. Load reloadreg from
10143 reload_reg_rtx_for_input, moving the mode and register
10145 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
10146 instead of the original when deciding whether an input reload
10147 would be a no-op or whether an output reload can be deleted.
10148 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
10149 when setting up new_spill_reg_store. Load it from
10150 reload_reg_rtx_for_output, moving the mode and register
10152 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
10153 instead of the original when deciding whether an output reload
10154 would be a no-op. Do the same when modifying insn notes.
10155 Use rtx_equal_p instead of == to compare the registers.
10156 (inherit_piecemeal_p): Take a mode and two register numbers
10158 (emit_reload_insns): Clear new_spill_reg_store for every hard
10159 register in the reload register. Remove spill registers
10160 from reg_reloaded_valid before considering whether to record
10161 inheritance information for them. Use reload_reg_rtx_for_output
10162 instead of reg_rtx when recording output reloads. Use
10163 reload_reg_rtx_for_input instead of reg_rtx when recording
10164 input reloads. Set or clear reg_reloaded_call_part_clobbered
10165 at the same time as setting reg_reloaded_valid.
10166 (delete_output_reload): Add a new_reload_reg parameter and use it
10167 instead of rld[j].reg_rtx.
10168 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
10171 2008-03-25 Tom Tromey <tromey@redhat.com>
10173 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
10174 (build/genattr.o): Likewise.
10175 (build/genattrtab.o): Likewise.
10176 (build/gencodes.o): Likewise.
10177 (build/genconfig.o): Likewise.
10178 (build/genconstants.o): Likewise.
10179 (build/genemit.o): Likewise.
10180 (build/genextract.o): Likewise.
10181 (build/genflags.o): Likewise.
10183 2008-03-25 Bob Wilson <bob.wilson@acm.org>
10185 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
10186 instead of size_int for integer types.
10187 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
10188 to match type of MINUS_EXPR.
10190 2008-03-25 Tom Tromey <tromey@redhat.com>
10192 * configure: Rebuilt.
10193 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
10196 2008-03-25 Tom Tromey <tromey@redhat.com>
10198 * config/x-solaris (host-solaris.o): Update.
10199 * config/x-linux (host-linux.o): Update.
10200 * config/x-hpux (host-hpux.o): Update.
10201 * config/x-darwin (host-darwin.o): Update.
10202 * config/v850/t-v850e (v850-c.o): Update.
10203 * config/v850/t-v850 (v850-c.o): Update.
10204 * config/t-vxworks (vxworks.o): Update.
10205 * config/t-sol2 (sol2-c.o, sol2.o): Update.
10206 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
10207 * config/spu/t-spu-elf (spu-c.o): Update.
10209 * config/sh/t-symbian (sh-c.o): Update.
10210 (symbian.o): Update.
10211 * config/sh/t-sh (sh-c.o): Update.
10212 * config/score/t-score-elf (score7.o, score3.o): Update.
10213 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
10214 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
10215 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
10216 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
10217 (rs6000.o): Remove.
10218 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10219 * config/m32c/t-m32c (m32c-pragma.o): Update.
10220 * config/ia64/t-ia64 (ia64-c.o): Update.
10221 * config/i386/x-mingw32 (host-mingw32.o): Update.
10222 * config/i386/x-i386 (driver-i386.o): Update.
10223 * config/i386/x-darwin (host-i386-darwin.o): Update.
10224 * config/i386/x-cygwin (host-cygwin.o): Update.
10225 * config/i386/t-nwld (nwld.o): Update.
10226 * config/i386/t-netware (netware.o): Update.
10227 * config/i386/t-interix (winnt.o): Update.
10228 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
10229 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
10230 msformat-c.o): Update.
10231 * config/bfin/t-bfin-linux (generated_files): Add
10232 linux-sysroot-suffix.h.
10233 * config/arm/t-wince-pe (pe.o): Update.
10234 * config/arm/t-strongarm-pe (pe.o): Update.
10235 * config/arm/t-pe (pe.o): Update.
10236 * config/arm/t-arm (arm-c.o): Update.
10237 * doc/install.texi (Prerequisites): Require make 3.80.
10238 * Makefile.in: Remove .o targets.
10239 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
10240 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
10241 (simple_generated_h, simple_generated_c): Move earlier.
10242 (generated_files): New variable.
10243 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
10244 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
10245 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
10246 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
10247 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
10248 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
10249 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
10250 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
10251 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
10252 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
10253 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
10254 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
10256 (COMPILE.base, COMPILE): New variables.
10257 (%.o): New pattern rule.
10258 (ALL_HOST_OBJS): New variable.
10259 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
10260 (dummy-checksum.o, cc1-checksum.o): Remove.
10261 (DRIVER_SHLIB): New variable.
10262 (DRIVER_DEFINES): Use it.
10263 (gencondmd.c): Move out of build/.
10264 (s-conditions): Update.
10265 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
10266 (ALL_BUILD_OBJS): Likewise.
10267 (build/%.o): Use BUILDCOMPILE.
10268 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
10269 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
10270 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
10271 build/gencheck.o, build/gencodes.o, build/genconditions.o,
10272 build/genconfig.o, build/genconstants.o, build/genemit.o,
10273 build/genextract.o, build/genflags.o, build/genmddeps.o,
10274 build/genopinit.o, build/genoutput.o, build/genpeep.o,
10275 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
10276 build/gen-protos.o, build/scan.o, build/fix-header.o,
10277 build/scan-decls.o): Simplify.
10278 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
10279 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
10280 prefix.o, toplev.o): Reduce to variable setting.
10281 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
10282 ($(out_object_file), gcc-options.o): New targets.
10283 ($(ALL_HOST_OBJS)): New target. Include dependency files.
10284 * configure: Rebuilt.
10285 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
10286 * doc/sourcebuild.texi (Front End Directory): Document new variable.
10288 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
10290 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
10291 complain when we hit an error, return ERROR_MARK_NODE.
10293 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10295 * config/sh/constraints.md (Pso, Psz): New constraints.
10296 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
10297 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
10299 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10301 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
10302 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
10304 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10306 * config/sh/sh.md (prefetch): Add condition for SH2A target.
10307 (prefetch_sh2a): New.
10309 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10310 Naveen.H.S <naveen.hs@kpitcummins.com>
10312 * config/sh/constraints.md (I28): New constraint.
10313 * config/sh/sh.c (broken_move): Add support for movi20s.
10314 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
10316 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
10317 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10318 Naveen.H.S <naveen.hs@kpitcummins.com>
10320 * config/sh/sh.c (SH_ATTRIBUTES): Define.
10321 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10322 (print_operand): Handle resbank in %@ operand code.
10323 (sh_encode_section_info): New.
10324 (push_regs): Add conditions for resbank.
10325 (sh_expand_epilogue): Likewise.
10326 (sh_insert_attributes): Likewise.
10327 (sh_attribute_table): Likewise.
10328 (sh_handle_resbank_handler_attribute): New.
10329 (sh2a_handle_function_vector_handler_attribute): New.
10330 (sh2a_is_function_vector_call): New.
10331 (sh2a_get_function_vector_number): New.
10332 (sh2a_function_vector_p): New.
10333 (sh_cfun_resbank_handler_p): New.
10334 * config/sh/sh.md (calli): Emit jsr/n if possible.
10335 (calli_tbr_rel): New.
10336 (calli_pcrel): Emit jsr/n if possible.
10337 (return_i): Emit rts/n if possible.
10338 (call_valuei_tbr_rel): New.
10339 (call_valuei_pcrel): Add condition for SH2A target.
10340 (call_value): Likewise.
10341 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
10342 (sh2a_get_function_vector_number): Likewise.
10343 (sh2a_is_function_vector_call): Likewise.
10344 * doc/extend.texi: Document TBR relative addressing of SH2A.
10345 (resbank): Add description for SH2A.
10347 2008-03-24 Richard Guenther <rguenther@suse.de>
10350 * gimplify.c (gimplify_modify_expr): For frontend type-correct
10351 pointer assignments change conversions according to middle-end rules.
10352 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
10353 * configure.ac: Include type checking in yes.
10354 * configure: Regenerate.
10356 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10358 * diagnostic.c (diagnostic_count_diagnostic): Delete.
10359 (diagnostic_report_diagnostic): Update. Handle ICEs here.
10361 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
10363 * gthr-vxworks.h (UNUSED): Define.
10365 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
10367 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
10369 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
10371 * doc/extend.texi (Function Attributes): Add missing comma in the
10372 example of the "alloc_size" attribute.
10374 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
10377 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10379 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10382 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10385 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10386 of the underlying type of a MS bitfield layout to the natural
10387 alignment of the type.
10389 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10391 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10392 to their natural alignment to avoid store forwarding stalls.
10394 2008-03-22 Richard Guenther <rguenther@suse.de>
10396 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
10397 For PHI nodes verify the address is invariant.
10398 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
10399 (get_symbol_constant_value): Use is_gimple_min_invariant.
10400 (maybe_fold_stmt_indirect): Likewise.
10402 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
10404 PR rtl-optimization/33927
10405 * Makefile.in (dse.o): Depend on $(TM_P_H).
10406 * expr.h (extract_low_bits): Declare.
10407 * expmed.c (extract_low_bits): New function.
10408 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
10409 * dse.c: Include tm_p.h.
10410 (find_shift_sequence): Remove the read_reg argument and return the
10411 read value. Emit the instructions instead of returning them.
10412 Iterate on new_mode rather than calculating it each time.
10413 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
10414 source to NEW_MODE and extract_low_bits to convert the shifted
10415 value to READ_MODE.
10416 (replace_read): Allow the load and store to have different mode
10417 classes. Use extract_low_bits when SHIFT == 0. Create the shift
10418 or extraction instructions before trying the replacement. Update
10419 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
10421 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10423 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10424 to their natural alignment to avoid store forwarding stalls.
10426 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10429 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
10430 encouraging but not allowing gprs for input;
10431 change the input constraint to !f#r.
10432 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
10434 change the output constraint to !f#r.
10436 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
10439 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
10440 corresponding post-reload splitters.
10441 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
10442 when x87 FP math is selected.
10443 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
10444 New function prototype.
10445 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
10446 unreachable function to ease macroization of insn patterns.
10448 2008-03-21 Martin Jambor <mjambor@suse.cz>
10450 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
10451 reference dumps if ddr is NULL or dependence is unknown.
10453 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10455 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
10456 unsigned extension into account.
10457 (ATOMIC_COMPARE_AND_SWAP): Likewise.
10458 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
10459 Do computations on a scratch register.
10461 2008-03-21 Richard Guenther <rguenther@suse.de>
10463 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10464 Use is_gimple_min_invariant instead of TREE_INVARIANT.
10465 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
10466 * tree-ssa-dom.c (record_equality): Likewise.
10467 * tree-inline.c (copy_body_r): Likewise.
10468 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
10471 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10473 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
10474 as 'delete_unused' argument.
10476 2008-03-20 Richard Guenther <rguenther@suse.de>
10478 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10479 special casing of constant qualifiers.
10480 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
10481 care about them in general.
10482 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
10483 regardless of their type.
10484 (fold_stmt_r): Forcefully fold *& if we end up with that.
10486 2008-03-20 Paul Brook <paul@codesourcery.com>
10488 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
10489 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
10491 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
10493 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
10494 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
10496 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
10498 * common.opt (Wmudflap): New option.
10499 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
10500 (mx_register_decls): Likewise.
10501 (mudflap_finish_file): Likewise.
10502 * doc/invoke.texi: Document -Wno-mudflap.
10504 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
10506 * c-format.c (replace_format_name_to_system_name): New.
10507 (cmp_attribs): New.
10508 (convert_format_name_to_system_name): New.
10509 (decode_format_attr): Add use of convert_format_name_to_system_name.
10510 (format_types_orig): Add gnu_ prefix to names.
10511 (check_format_info_main): Special treating of \0 escaped names for
10512 supporting multi-character format specifiers as I32, I64.
10513 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
10514 (gnu_target_overrides_format_attributes): New.
10515 * c-format.h: Add structure target_ovr_attr to hold
10516 system specific formatter names.
10517 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
10518 msformat-c.o file to c_target_objs and cxx_target_objs.
10519 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10520 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
10521 (TARGET_N_FORMAT_TYPES): New.
10522 * config/i386/msformat-c.c: New.
10523 * config/i386/t-cygming: Add build rule for msformat-c.o.
10524 * doc/extend.texi: Add new format names gnu_* and ms_* and
10526 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10528 2008-03-20 Ira Rosen <irar@il.ibm.com>
10530 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
10531 optimizations turned on under -O3.
10532 (ftree-vectorize): Add that the flag is turned on with -O3.
10534 2008-03-20 Ben Elliston <bje@au.ibm.com>
10536 * regmove.c (try_auto_increment): Fix spelling error in comment.
10537 * final.c (final_scan_insn): Likewise.
10539 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
10542 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
10543 allocator preferences for "y" and "r" class registers.
10544 ("*mov<mode>_internal"): Ditto.
10545 ("*movv2sf_internal_rex64"): Ditto.
10546 ("*movv2sf_internal"): Ditto.
10548 2008-03-19 Michael Matz <matz@suse.de>
10550 PR middle-end/35616
10551 * calls.c (expand_call): Check overlap of arguments with call
10552 address for sibcalls.
10554 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10557 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10558 of the underlying type of a MS bitfield layout to the natural
10559 alignment of the type.
10561 2008-03-19 Jan Hubicka <jh@suse.cz>
10564 * toplev.c (decode_d_option): Handle all CPP flags.
10565 * tree-vrp.c: Update tree_pass descriptors.
10566 * regrename.c: Update tree_pass descriptors.
10567 * fwprop.c: Update tree_pass descriptors.
10568 * doc/invoke.texi: Remove documentation of dropped -d? flags.
10569 * tree-into-ssa.c: Update tree_pass descriptors.
10570 * tree-dump.c: Update tree_pass descriptors.
10571 * tree-complex.c: Update tree_pass descriptors.
10572 * tree-dump.h: Update tree_pass descriptors.
10573 * see.c: Update tree_pass descriptors.
10574 * cgraphbuild.c: Update tree_pass descriptors.
10575 * tracer.c: Update tree_pass descriptors.
10576 * tree-loop-distribution.c: Update tree_pass descriptors.
10577 * cgraph.c: Update tree_pass descriptors.
10578 * postreload-gcse.c: Update tree_pass descriptors.
10579 * postreload.c: Update tree_pass descriptors.
10580 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
10581 * tree-tailcall.c: Update tree_pass descriptors.
10582 * tree-pass.h (tree_opt_pass): Rename to ...
10583 (opt_pass) ... this one; add "type" field and remove letter field.
10584 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
10585 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
10586 all_lowering_passes): Update declaration.
10587 * ipa-cp.c: Update tree_pass descriptors.
10588 * final.c: Update tree_pass descriptors.
10589 * omp-low.c: Update tree_pass descriptors.
10590 * tree-ssa-dse.c: Update tree_pass descriptors.
10591 * ipa-reference.c: Update tree_pass descriptors.
10592 * tree-ssa-uncprop.c: Update tree_pass descriptors.
10593 * auto-inc-dec.c: Update tree_pass descriptors.
10594 * reorg.c: Update tree_pass descriptors.
10595 * cgraphunit.c: Update tree_pass descriptors.
10596 * tree-ssa-copyrename.c: Update tree_pass descriptors.
10597 * tree-ssa-ccp.c: Update tree_pass descriptors.
10598 * df-core.c: Update tree_pass descriptors.
10599 * mode-switching.c: Update tree_pass descriptors.
10600 * tree-nomudflap.c: Update tree_pass descriptors.
10601 * modulo-sched.c: Update tree_pass descriptors.
10602 * ipa-pure-const.c: Update tree_pass descriptors.
10603 * cse.c: Update tree_pass descriptors.
10604 * web.c: Update tree_pass descriptors.
10605 * tree-stdarg.c: Update tree_pass descriptors.
10606 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10607 * tree-ssa-dom.c: Update tree_pass descriptors.
10608 * tree-nrv.c: Update tree_pass descriptors.
10609 * tree-ssa-alias.c: Update tree_pass descriptors.
10610 * loop-init.c: Update tree_pass descriptors.
10611 * gimple-low.c: Update tree_pass descriptors.
10612 * ipa-inline.c: Update tree_pass descriptors.
10613 * tree-ssa-sink.c: Update tree_pass descriptors.
10614 * global.c: Update tree_pass descriptors.
10615 * ifcvt.c: Update tree_pass descriptors.
10616 * jump.c: Update tree_pass descriptors.
10617 * predict.c: Update tree_pass descriptors.
10618 * tree-ssa-loop.c: Update tree_pass descriptors.
10619 * recog.c: Update tree_pass descriptors.
10620 * dse.c: Update tree_pass descriptors.
10621 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10622 * tree-eh.c: Update tree_pass descriptors.
10623 * regmove.c: Update tree_pass descriptors.
10625 * function.c: Update tree_pass descriptors.
10626 * tree-vectorizer.c: Update tree_pass descriptors.
10627 * gcse.c: Update tree_pass descriptors.
10628 * ipa-type-escape.c: Update tree_pass descriptors.
10629 * tree-if-conv.c: Update tree_pass descriptors.
10630 * init-regs.c: Update tree_pass descriptors.
10631 * ipa.c: Update tree_pass descriptors.
10632 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10633 * rtl-factoring.c: Update tree_pass descriptors.
10634 * lower-subreg.c: Update tree_pass descriptors.
10635 * bt-load.c: Update tree_pass descriptors.
10636 * tree-dfa.c: Update tree_pass descriptors.
10637 * except.c: Update tree_pass descriptors.
10638 * emit-rtl.c: Update tree_pass descriptors.
10639 * cfgexpand.c: Update tree_pass descriptors.
10640 * tree-cfgcleanup.c: Update tree_pass descriptors.
10641 * cfgcleanup.c: Update tree_pass descriptors.
10642 * tree-ssa-pre.c: Update tree_pass descriptors.
10643 * tree-sra.c: Update tree_pass descriptors.
10644 * tree-mudflap.c: Update tree_pass descriptors.
10645 * tree-ssa-copy.c: Update tree_pass descriptors.
10646 * cfglayout.c: Update tree_pass descriptors.
10647 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10648 * tree-ssa-dce.c: Update tree_pass descriptors.
10649 * tree-ssa.c: Update tree_pass descriptors.
10650 * regclass.c: Update tree_pass descriptors.
10651 * integrate.c: Update tree_pass descriptors.
10652 * tree-optimize.c: Update tree_pass descriptors.
10653 * tree-ssa-phiprop.c: Update tree_pass descriptors.
10654 * tree-object-size.c: Update tree_pass descriptors.
10655 * combine.c: Update tree_pass descriptors.
10656 * tree-outof-ssa.c: Update tree_pass descriptors.
10657 * bb-reorder.c: Update tree_pass descriptors.
10658 * stack-ptr-mod.c: Update tree_pass descriptors.
10659 * var-tracking.c: Update tree_pass descriptors.
10660 * tree-profile.c: Update tree_pass descriptors.
10661 * tree-vect-generic.c: Update tree_pass descriptors.
10662 * reg-stack.c: Update tree_pass descriptors.
10663 * sched-rgn.c: Update tree_pass descriptors.
10664 * tree-ssa-structalias.c: Update tree_pass descriptors.
10665 * tree-cfg.c: Update tree_pass descriptors.
10666 * passes.c (current_pass): Update declaration.
10667 (finish_optimization_passes): Update.
10668 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
10669 (register_one_dump_file, register_dump_files_1, next_pass_1):
10671 (init_optimization_passes): Update handling of new types.
10672 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
10673 * ipa-struct-reorg.c: Update tree_pass descriptors.
10674 * tree-ssa-reassoc.c: Update tree_pass descriptors.
10675 * combine-stack-adj.c: Update tree_pass descriptors.
10676 * cfgrtl.c: Update tree_pass descriptors.
10677 * dce.c: Update tree_pass descriptors.
10678 * tree-ssanames.c: Update tree_pass descriptors.
10680 2008-03-19 Richard Guenther <rguenther@suse.de>
10682 PR middle-end/35609
10683 * tree-ssa.c (walk_data): New structure.
10684 (warn_uninitialized_var): If not always_executed warn with "maybe"
10686 (execute_early_warn_uninitialized): Compute post-dominators.
10687 Initialize always_executed before processing each basic block.
10689 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10692 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10693 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10695 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10697 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10699 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10701 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10703 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10704 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10705 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10706 target after ignore has been set, and move there also the commputation
10707 of subtarget and original_target.
10708 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10709 (LANG_HOOKS_INITIALIZER): Remove it.
10710 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10712 2008-03-18 Richard Guenther <rguenther@suse.de>
10714 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10715 found an expression with constants, note that in the VN for the lhs.
10716 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10717 fold them to constants if possible. Run cleanup_cfg if done so.
10718 (execute_pre): Return todo.
10719 (do_pre): Likewise.
10720 (execute_fre): Likewise.
10721 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10723 (get_prop_source_stmt): Look through pointer conversions.
10725 2008-03-18 Jan Hubicka <jh@suse.cz>
10727 * tree-pretty-print.c: Include predict.h.
10728 (dump_generic_node): Dump predictor.
10729 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10730 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10731 * gimple-low.c (lower_stmt): Likewise.
10732 * expr.c (expand_expr_real): Likewise.
10733 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10735 (build_predict_expr, build_predict_expr): New.
10736 * predict.h (predictor_name, build_predict_expr): Update.
10737 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10738 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10739 * predict.def (PRED_CONTINUE): Update hitrate.
10740 * tree.def (PREDICT_EXPR): Define.
10741 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10742 do not handle BIND_EXPR.
10743 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10744 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10745 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10748 2008-03-18 Michael Matz <matz@suse.de>
10750 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10752 2008-03-18 Richard Guenther <rguenther@suse.de>
10754 * tree-gimple.h (is_gimple_invariant_address): Declare.
10755 (is_gimple_constant): Likewise.
10756 * tree-gimple.c (is_gimple_constant): New function.
10757 (is_gimple_invariant_address): Likewise.
10758 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10759 and is_gimple_invariant_address.
10760 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10762 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10763 an addressable base.
10765 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10767 PR middle-end/35611
10768 * gimplify.c (gimplify_expr): Gimplify second operand of
10771 2008-03-17 Richard Guenther <rguenther@suse.de>
10773 PR tree-optimization/19637
10774 * fold-const.c (fold_unary): Remove restrictions of removing
10775 intermediate pointer-conversions (P2)(P1)P0.
10776 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10777 conversion to void pointer.
10778 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10780 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10783 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10784 emulated thread local variables.
10786 2008-03-16 Richard Guenther <rguenther@suse.de>
10788 PR middle-end/35607
10789 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10790 expand TREE_INVARIANT operations that are not gimple invariant.
10792 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10794 * doc/extend.texi (Alignment): Say that the ABI controls
10795 the __alignof__ for non-strict-alignment targets rather
10796 than being a recommendation.
10798 2008-03-15 Paul Brook <paul@codesourcery.com>
10800 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10802 (arm_output_fn_unwind): Mark functions that can not be unwound.
10804 2008-03-15 Paul Brook <paul@codesourcery.com>
10806 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10807 extension instructions.
10809 2008-03-15 Richard Guenther <rguenther@suse.de>
10811 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10812 and fold constant aggregate refs.
10813 (fold_const_aggregate_ref): Handle string constants
10814 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10815 (evaluate_stmt): Simplify now that ccp_fold folds constant
10818 2008-03-15 Paul Brook <paul@codesourcery.com>
10820 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10821 (extzv): Use gen_extzv_t2.
10822 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10824 2008-03-15 Richard Guenther <rguenther@suse.de>
10826 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10827 (fold_const_aggregate_ref): Likewise.
10828 (get_value): Return NULL if we don't have any values.
10829 (ccp_finalize): Set const_val to NULL after freeing it.
10830 * tree-flow.h (get_symbol_constant_value): Declare.
10831 (fold_const_aggregate_ref): Likewise.
10832 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10834 2008-03-15 Richard Guenther <rguenther@suse.de>
10836 PR middle-end/35593
10837 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10838 to not produce negative array indices if not allowed. Add
10839 parameter to indicate that.
10840 (maybe_fold_offset_to_component_ref): Allow negative array
10841 indices only for the first member of a structure.
10842 (maybe_fold_offset_to_reference): Allow negative array indices.
10843 (maybe_fold_stmt_addition): Likewise.
10845 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10846 Anatoly Sokolov <aesok@post.ru>
10848 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10849 (avr_arch): Add ARCH_AVR6.
10850 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10851 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10852 instead of fixed value 2.
10853 (print_operand_address): Use gs() asm specifier instead of pm().
10854 (avr_assemble_integer): (Ditto.).
10855 (avr_output_addr_vec_elt): (Ditto.).
10856 (print_operand): Handle "!" code.
10857 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10858 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10859 (AVR_HAVE_EIJMP_EICALL): Define.
10860 (AVR_3_BYTE_PC): Redefine.
10861 (AVR_2_BYTE_PC): (Ditto.).
10862 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10863 (LINK_SPEC): Add atmega2560 and atmega2561.
10864 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10866 * config/avr/avr.md (call_insn): Use eicall instead of icall
10867 for 3 byte PC devices.
10868 (call_value_insn): (Ditto.).
10869 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10870 (indirect_jump): Use only for for 2 byte PC devices.
10871 (*tablejump): (Ditto.).
10872 (*indirect_jump_avr6): Add insn.
10873 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10874 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10875 instead of ijmp for 3 byte PC devices.
10876 (__tablejump2__): (Ditto.).
10877 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10878 (MULITLIB_DIRNAMES): (Ditto.).
10879 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10881 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10883 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10884 "sse2_umulsidi3". Use V1DI mode for operand 0.
10885 ("mmx_psadbw"): Use V1DI mode for operand 0.
10886 * config/i386/i386-modes.def (V1SI): New vector mode.
10887 * config/i386/i386.c (struct builtin_description)
10888 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10889 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10890 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10891 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10892 v1di_ftype_v8qi_v8qi type.
10893 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10895 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10896 __builtin_ia32_pmuludq]: Fix the mode of return value.
10898 2008-03-15 Richard Guenther <rguenther@suse.de>
10900 PR middle-end/35595
10901 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10904 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10906 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10907 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10908 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10909 unless TARGET_SERIALIZE_VOLATILE is enabled.
10910 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10911 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10912 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10914 2008-03-14 Richard Guenther <rguenther@suse.de>
10916 PR tree-optimization/34172
10917 * tree-flow.h (refs_may_alias_p): Declare.
10918 (get_single_def_stmt): Likewise.
10919 (get_single_def_stmt_from_phi): Likewise.
10920 (get_single_def_stmt_with_phi): Likewise.
10921 * tree-dfa.c (refs_may_alias_p): New function.
10922 (get_single_def_stmt): Likewise.
10923 (get_single_def_stmt_from_phi): Likewise.
10924 (get_single_def_stmt_with_phi): Likewise.
10925 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10926 (vn_reference_lookup_1): New helper function.
10927 (vn_reference_lookup): Walk the virtual use-def chain to
10928 continue searching for a match if the def does not alias the
10929 reference we are looking for.
10931 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10933 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10934 archive and Perzl. Update The Written Word listing.
10936 2008-03-14 Richard Guenther <rguenther@suse.de>
10938 PR tree-optimization/34043
10939 PR tree-optimization/33989
10940 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10942 (bitmap_find_leader): Use extra argument to verify dominance
10943 relationship inside a basic-block.
10944 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10945 (find_leader_in_sets): Adjust.
10946 (create_component_ref_by_pieces): Take extra argument for
10947 dominance check, handle lookup failures.
10948 (find_or_generate_expression): Likewise.
10949 (create_expression_by_pieces): Likewise.
10950 (insert_into_preds_of_block): Adjust.
10951 (create_value_expr_from): If asked for, verify all operands
10952 are in the blocks AVAIL_OUT set.
10953 (make_values_for_stmt): Check for SSA_NAMEs that are life
10954 over an abnormal edge.
10955 (compute_avail): Remove such check.
10956 (do_SCCVN_insertion): New function.
10957 (eliminate): If we do not find a leader suitable for replacement
10958 insert a replacement expression from SCCVN if available.
10959 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10960 (struct vn_ssa_aux): Add needs_insertion flag.
10961 * tree-ssa-sccvn.c (may_insert): New global flag.
10962 (copy_reference_ops_from_ref): Value-number union member access
10963 based on its size, not type and member if insertion is allowed.
10964 (visit_reference_op_load): For a weak match from union type
10965 punning lookup a view-converted value and insert a SSA_NAME
10966 for that value if that is not found.
10967 (visit_use): Make dumps shorter. Do not disallow value numbering
10968 SSA_NAMEs that are life over an abnormal edge to constants.
10969 (free_scc_vn): Release inserted SSA_NAMEs.
10970 (run_scc_vn): New flag to specify whether insertion is allowed.
10971 Process SSA_NAMEs in forward order.
10972 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10973 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10974 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10975 pointer type to/from integral types that do not change the
10976 precision to regular conversions.
10978 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10980 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10981 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10982 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10983 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10984 input arguments and the mode of return value. Built-in functions
10985 that operate on whole 64-bit MMX register now use V1DI mode.
10987 2008-03-13 Alon Dayan <alond@il.ibm.com>
10988 Olga Golovanevsky <olga@il.ibm.com>
10990 PR tree-optimization/35041
10991 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10992 to locate the right position in a statement.
10994 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10998 * config/i386/xmmintrin.h: Change all static inline functions to
10999 extern inline and add __gnu_inline__ attribute.
11000 * config/i386/bmintrin.h: Ditto.
11001 * config/i386/smmintrin.h: Ditto.
11002 * config/i386/tmmintrin.h: Ditto.
11003 * config/i386/mmintrin-common.h: Ditto.
11004 * config/i386/ammintrin.h: Ditto.
11005 * config/i386/emmintrin.h: Ditto.
11006 * config/i386/pmmintrin.h: Ditto.
11007 * config/i386/mmintrin.h: Ditto.
11008 * config/i386/mm3dnow.h: Ditto.
11010 2008-03-13 Jakub Jelinek <jakub@redhat.com>
11012 PR middle-end/35185
11013 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
11014 (lower_omp_2): New function.
11015 (lower_omp_1, lower_omp): Rewritten.
11017 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
11020 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
11021 with the phrase "Microsoft Windows compilers".
11022 (Push/Pop Macro Pragmas): New subsection. Document
11023 #pragma push_macro and pragma pop_macro.
11025 2008-03-12 Paul Brook <paul@codesourcery.com>
11027 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
11029 2008-03-12 Paul Brook <paul@codesourcery.com>
11031 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
11032 (thumb2_alusi3_short): Exclude PLUS and MINUS.
11033 (thumb2_addsi_shortim): Rename ...
11034 (thumb2_addsi_short): ... to this. Allow register operands.
11035 (thumb2_subsi_short): New pattern.
11036 (thumb2_one_cmplsi2_short,
11037 thumb2_negsi2_short): New patterns and peepholes.
11039 2008-03-12 Paul Brook <paul@codesourcery.com>
11041 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
11043 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
11045 * config/i386/i386.md (int_cond): New code iterator.
11047 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
11048 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
11049 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
11050 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
11051 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
11052 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
11053 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
11054 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
11056 2008-03-12 Paul Brook <paul@codesourcery.com>
11058 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
11059 instead of {arm,thumb}_compute_save_reg_mask.
11060 (output_return_instruction): Ditto.
11061 (thumb_unexpanded_epilogue): Ditto.
11062 (thumb1_expand_prologue): Ditto.
11063 (thumb1_output_function_prologue): Ditto.
11064 (arm_set_return_address): Ditto.
11065 (thumb_set_return_address): Ditto.
11066 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
11067 regs to achieve stack alignment.
11068 (thumb1_compute_save_reg_mask): Fix compiler warning.
11069 (arm_output_epilogue): Use offsets->saved_regs_mask.
11070 Adjust stack pointer by poping call clobered registers.
11071 (arm_expand_prologue): Use offsets->saved_regs_mask.
11072 Adjust stack pointer by pushing extra registers.
11073 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
11075 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
11078 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
11079 conversion to the operands of a multiplication.
11081 2008-03-12 Richard Guenther <rguenther@suse.de>
11083 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
11084 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
11085 * timevar.def (TV_TREE_PHIPROP): Add.
11086 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
11087 pass description. Use TV_TREE_PHIPROP.
11088 * tree-ssa-forwprop.c: Remove phiprop code.
11090 2008-03-12 Jakub Jelinek <jakub@redhat.com>
11092 PR middle-end/35549
11093 * omp-low.c (maybe_lookup_decl): Constify first argument.
11094 (use_pointer_for_field): Change last argument from bool to
11095 omp_context *. Disallow shared copy-in/out in nested
11096 parallel if decl is shared in outer parallel too.
11097 (build_outer_var_ref, scan_sharing_clauses,
11098 lower_rec_input_clauses, lower_copyprivate_clauses,
11099 lower_send_clauses, lower_send_shared_vars): Adjust callers.
11101 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
11102 Ira Rosen <irar@il.ibm.com>
11104 * tree-vectorizer.c (free_stmt_vec_info): New function.
11105 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
11106 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
11107 * tree-vectorizer.h (free_stmt_vec_info): Declare.
11108 * tree-vect-transform.c (vectorizable_conversion): Free
11109 vec_oprnds0 if it was allocated.
11110 (vect_permute_store_chain): Remove unused VECs.
11111 (vectorizable_store): Free VECs that are allocated in the..
11113 (vect_transform_strided_load, vectorizable_load): Likewise.
11114 (vect_remove_stores): Simplify the code.
11115 (vect_transform_loop): Move code to vect_remove_stores().
11116 Call vect_remove_stores() and free_stmt_vec_info().
11118 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11120 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
11121 TARGET_HPUX. Revise comment.
11122 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
11123 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
11124 Use sr4 variant of `be' instruction when not generating PIC code.
11125 (attr_length_call): Adjust for above change.
11127 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11129 * ipa-reference.c (static_execute): Remove module_statics_const and
11130 associated setting code.
11132 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11135 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
11136 predicate for operand 1.
11137 (paritysi2_cmp): Use register_operand predicate for operand 2.
11138 Use earlyclobber modifier for operand 1. Remove support for
11140 (paritydi2_cmp): Use register_operand predicate for operand 3.
11141 Use earlyclobber modifier for operand 1. Remove support for
11144 2008-03-11 Paul Brook <paul@codesourcery.com>
11145 Vladimir Prus <vladimir@codesourcery.com>
11147 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
11148 (arm_compute_save_reg0_reg12_mask): Always
11149 check if register 11 must be saved. Always safe hard frame pointer
11150 when frame_pointer_needeed.
11151 (arm_compute_save_reg_mask): Save IP and PC
11152 only with apcs frames.
11153 (arm_output_epilogue): Adjust Thumb2 codepath to
11154 be also invoked and work for ARM non-apcs frames.
11155 (arm_expand_prologue): Don't bother saving IP
11156 for non-apcs frame, since it's not clobbered by
11157 prologue code. Implement non-apcs frame
11160 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11162 PR rtl-optimization/35281
11163 * expr.c (convert_move): Use a new pseudo for the intermediate
11164 from_mode->word_mode result.
11166 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11168 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
11169 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
11170 * toplev.c (compile_file): Don't call it.
11172 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11174 PR middle-end/35526
11175 * expr.c (store_expr): Call emit_block_move if the mode
11176 of "temp" RTX is BLKmode.
11178 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11179 Richard Guenther <rguenther@suse.de>
11181 PR tree-optimization/31358
11182 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
11183 the step with a NULL_TREE.
11184 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
11185 to sizetype if type is a pointer type.
11186 (add_candidate_1): Don't convert the base and step to
11187 the generic type if the orginal type is a pointer type.
11188 (add_iv_value_candidates): Use sizetype for the step
11189 if type is a pointer type.
11190 (cand_value_at): Likewise.
11191 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11193 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
11194 Don't convert the tem affine to the type.
11195 (add_elt_to_tree): Use sizetype for the step if a pointer.
11196 Use POINTER_PLUS_EXPR for pointers.
11197 (aff_combination_to_tree): Use sizetype for the step if a
11200 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
11202 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
11203 Remove commutativity hint.
11205 2008-03-10 Jakub Jelinek <jakub@redhat.com>
11209 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
11210 errorneous type. Check that v is a VAR_DECL.
11212 PR middle-end/35099
11213 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
11215 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
11217 PR tree-optimization/35494
11218 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
11219 may be overriden at link and run time.
11221 2008-03-10 Richard Guenther <rguenther@suse.de>
11223 PR tree-optimization/34677
11224 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
11225 (poolify_tree): Likewise.
11226 (modify_expr_template): Likewise.
11227 (poolify_modify_stmt): Likewise.
11228 (insert_fake_stores): Handle all component-ref style stores
11229 in addition to INDIRECT_REF. Also handle complex types.
11230 Do not poolify the inserted load.
11231 (realify_fake_stores): Do not rebuild the tree but only
11232 make it a SSA_NAME copy.
11233 (init_pre): Remove initialzation of modify_expr_template.
11234 Do not allocate modify_expr_node_pool.
11235 (fini_pre): Do not free modify_expr_node_pool.
11237 2008-03-10 Paul Brook <paul@codesourcery.com>
11239 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
11240 to avoid conflicts.
11242 2008-03-10 Paul Brook <paul@codesourcery.com>
11243 Mark Shinwell <shinwell@codesourcery.com>
11245 * config/arm/cortex-r4.md: New.
11246 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
11248 * config/arm/arm.md: Include cortex-r4.md.
11249 (insn): Add smmls, sdiv and udiv values.
11250 (generic_sched): Don't use generic scheduling for Cortex-R4.
11251 (arm_issue_rate): New function.
11252 (TARGET_SCHED_ISSUE_RATE): Define.
11254 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
11256 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
11258 2008-03-10 Richard Guenther <rguenther@suse.de>
11260 * tree-ssa-pre.c (get_sccvn_value): Simplify.
11261 (compute_avail): Do not add stmt uses to AVAIL_OUT.
11263 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
11265 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
11266 Set default to true.
11268 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11270 * c.opt (Wsynth): Deprecate.
11271 * doc/invoke.texi (Option Summary, Warning Options): Document
11272 -Wno-format-contains-nul.
11274 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
11277 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
11278 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
11280 2008-03-09 Ira Rosen <irar@il.ibm.com>
11282 * config/rs6000/rs6000.c (builtin_description): Rename vector
11283 left shift operations.
11284 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
11285 (altivec_vsl<VI_char>): Rename to ...
11286 (ashl<mode>3): ... new name.
11287 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
11289 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
11291 2008-03-08 Richard Guenther <rguenther@suse.de>
11293 * coverage.h (tree_coverage_counter_addr): Declare.
11294 * coverage.c (tree_coverage_counter_addr): New function.
11295 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
11296 before using again.
11297 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
11298 (tree_gen_one_value_profiler): Likewise.
11299 (tree_gen_ic_profiler): Likewise.
11300 (tree_gen_average_profiler): Likewise.
11301 (tree_gen_ior_profiler): Likewise.
11303 2008-03-08 Richard Guenther <rguenther@suse.de>
11305 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
11306 (vn_binary_op_insert): Likewise.
11307 (vn_unary_op_lookup): Likewise.
11308 (vn_unary_op_insert): Likewise.
11309 (vn_nary_op_lookup): Declare.
11310 (vn_nary_op_insert): Likewise.
11311 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
11312 and binary hashes, use a single obstack for unary_op_pool
11313 and binary_op_pool.
11314 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
11315 a single struct vn_nary_op_s. Store tree code length and
11316 a variable number of operands.
11317 (struct vn_reference_op_struct): Remove unused op2.
11318 (vn_reference_op_eq): Do not compare op2.
11319 (vn_reference_op_compute_hash): Do not compute hash of op2.
11320 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
11321 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
11322 with vn_nary_op_compute_hash.
11323 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
11324 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
11326 (vn_unary_op_insert, vn_binary_op_insert): Replace with
11328 (visit_unary_op): Call nary functions.
11329 (visit_binary_op): Likewise.
11330 (process_scc): Adjust for struct vn_tables_s changes.
11331 (allocate_vn_table): Likewise.
11332 (free_vn_table): Likewise.
11333 * tree-vn.c (vn_add): Call nary functions.
11334 (vn_lookup): Likewise.
11336 2008-03-08 Jakub Jelinek <jakub@redhat.com>
11339 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
11340 wdst back after sync_compare_and_swapqhi_internal.
11342 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
11345 * config/i386/i386-modes.def (V1DI): New vector mode.
11346 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
11347 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
11348 (MMXMODE248): Ditto.
11349 (MMXMODE): Add V1DI mode.
11350 (mmxvecsize): Change DI mode to V1DI mode.
11351 ("mov<mode>): Use MMXMODEI8 mode iterator.
11352 ("*mov<mode>_internal_rex64"): Ditto.
11353 ("*mov<mode>_internal"): Ditto.
11354 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
11355 ("mmx_sub<mode>3"): Ditto.
11356 ("mmx_adddi3"): Remove insn pattern.
11357 ("mmx_subdi3"): Ditto.
11358 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
11359 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
11360 ("mmx_ashl<mode>3"): Ditto.
11361 ("mmx_lshrdi3"): Remove insn pattern.
11362 ("mmx_ashldi3"): Ditto.
11363 * config/i386/i386.c (classify_argument): Handle V1DImode.
11364 (function_arg_advance_32): Ditto.
11365 (function_arg_32): Ditto.
11366 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
11367 mmx_addv1di3 insn pattern.
11368 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
11369 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
11370 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
11371 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
11372 Remove definitions of built-in functions.
11373 (V1DI_type_node): New node.
11374 (v1di_ftype_v1di_int): Ditto.
11375 (v1di_ftype_v1di_v1di): Ditto.
11376 (v2si_ftype_v2si_si): Ditto.
11377 (v4hi_ftype_v4hi_di): Remove node.
11378 (v2si_ftype_v2si_di): Ditto.
11379 (ix86_init_mmx_sse_builtins): Handle V1DImode.
11380 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
11381 Redefine builtins using def_builtin_const with *_ftype_*_int node.
11382 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
11383 Add new builtins using def_builtin_const.
11384 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
11385 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
11386 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
11387 * config/i386/mmintrin.h (__v1di): New typedef.
11388 (_mm_add_si64): Cast arguments to __v1di type.
11389 (_mm_sub_si64): Ditto.
11390 (_mm_sll_pi16): Cast __count to __v4hi type.
11391 (_mm_sll_pi32): Cast __count to __v2si type.
11392 (_mm_sll_si64): Cast arguments to __v1di type.
11393 (_mm_srl_pi16): Cast __count to __v4hi type.
11394 (_mm_srl_pi32): Cast __count to __v2si type.
11395 (_mm_srl_si64): Cast arguments to __v1di type.
11396 (_mm_sra_pi16): Cast __count to __v4hi type.
11397 (_mm_sra_pi32): Cast __count to __v2si type.
11398 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
11399 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
11400 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
11401 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
11402 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
11403 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
11404 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
11405 (_mm_srai_pi32): Use __builtin_ia32_psradi.
11406 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
11407 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11408 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11409 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
11411 2008-03-07 Joseph Myers <joseph@codesourcery.com>
11413 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
11415 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
11418 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
11419 reg+const addressing for Altivec modes. Don't generate reg+reg
11420 addressing for TFmode or TDmode quantities.
11422 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
11424 * c-common.c (vector_types_convertible_p): Call langhook
11425 instead of comptypes.
11427 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11430 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
11431 integral and scalar float variables which have a
11434 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
11436 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
11437 dwarf_register_span hook when emitting unwind information for
11438 register-to-memory saves.
11439 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
11440 (rs6000_frame_related): Remove call to spe_synthesize_frame.
11442 2008-03-06 Jakub Jelinek <jakub@redhat.com>
11444 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
11445 for the same VAR_DECL.
11447 2008-03-06 Tom Tromey <tromey@redhat.com>
11449 * treelang: Delete.
11450 * doc/standards.texi (Standards): Don't mention treelang.
11451 * doc/invoke.texi (Overall Options): Don't mention treelang.
11452 * doc/install.texi (Prerequisites): Don't mention bison or
11454 (Configuration): Don't mention treelang.
11455 (Building): Likewise.
11456 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
11458 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
11460 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
11461 word-extractions out of a multi-word object.
11463 2008-03-06 Richard Guenther <rguenther@suse.de>
11465 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
11466 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
11467 result type and precision.
11468 * expr.c (get_inner_reference): Set unsignedp based on the result
11469 type of BIT_FIELD_REF.
11470 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
11471 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
11472 (try_instantiate_multiple_fields): Likewise. Use the correct type
11474 (sra_build_assignment): Likewise.
11475 (sra_build_elt_assignment): Likewise.
11476 (sra_explode_bitfield_assignment): Likewise.
11477 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
11478 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
11479 set BIT_FIELD_REF_UNSIGNED.
11480 (vectorizable_load): Likewise.
11482 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
11484 * cse.c (cse_extended_basic_block): Invalidate artificial defs
11487 2008-03-06 Richard Guenther <rguenther@suse.de>
11489 * alias.c (struct alias_set_entry): Move has_zero_child field
11490 to pack with alias_set.
11492 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11494 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11497 2008-03-05 Ian Lance Taylor <iant@google.com>
11499 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
11501 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
11503 * fwprop.c (update_df): Support width and offset parameters of
11505 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
11506 global_conflicts): Change DF_REF_EXTRACT to either
11507 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11508 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11509 * df-scan.c (df_ref_record, df_defs_record,
11510 df_ref_create_structure, df_def_record_1, df_uses_record,
11511 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
11512 df_bb_refs_collect, df_entry_block_defs_collect,
11513 df_exit_block_uses_collect): Support new width and offset fields.
11514 (ref_extract_pool): New storage pool.
11515 (df_free_ref): New function.
11516 (df_reg_chain_unlink, df_free_collection_rec,
11517 df_sort_and_compress_refs): Call df_free_ref.
11518 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
11520 (df_ref_create_structure): Allocate df_ref_extract if offset and
11521 width fields are used.
11522 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
11523 (df_uses_record): Get offset and width from ZERO_EXTRACT
11525 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
11526 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11527 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11528 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
11529 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11530 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11531 (df_ref_extract): New structure.
11532 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
11533 (df_ref_create): Add width and offset parameters.
11535 2008-03-05 Richard Guenther <rguenther@suse.de>
11537 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11538 Use ranges_overlap_p.
11539 (offset_overlaps_with_access): Rename
11540 to ranges_overlap_p and move ...
11541 * tree-flow-inline.h (ranges_overlap_p): ... here.
11543 * tree.h (get_inner_reference, handled_component_p): Update
11546 * tree.h (record_component_aliases, get_alias_set,
11547 alias_sets_conflict_p, alias_sets_must_conflict_p,
11548 objects_must_conflict_p): Move declarations ...
11549 * alias.h (record_component_aliases, get_alias_set,
11550 alias_sets_conflict_p, alias_sets_must_conflict_p,
11551 objects_must_conflict_p): ... here.
11552 Include coretypes.h.
11553 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
11555 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
11557 * cfg.c: Include tree-flow.h.
11558 (remove_edge_raw): Call redirect_edge_var_map_clear.
11559 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
11560 * tree-flow-inline.h (redirect_edge_var_map_def): New.
11561 (redirect_edge_var_map_result): New.
11562 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
11563 PENDING_STMT use with redirect_edge_var_map_*.
11564 * tree-ssa.c (edge_var_maps): New definition.
11565 (redirect_edge_var_map_add): New.
11566 (redirect_edge_var_map_clear): New.
11567 (redirect_edge_var_map_dup): New.
11568 (redirect_edge_var_map_vector): New.
11569 (redirect_edge_var_map_destroy): New.
11570 (ssa_redirect_edge): Replace PENDING_STMT use with
11571 redirect_edge_var_map_*.
11572 (flush_pending_stmts): Same.
11573 (delete_tree_ssa): Destroy edge var map.
11574 * tree-flow.h (struct _edge_var_map): New.
11575 Define edge_var_map vector type.
11576 Declare redirect_edge_var_map_* prototypes.
11577 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
11578 * tree-cfg.c (reinstall_phi_args): Replace
11579 PENDING_STMT use with redirect_edge_var_map_*.
11581 2008-03-05 Richard Guenther <rguenther@suse.de>
11583 PR tree-optimization/35472
11584 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
11585 whose single use_stmt has a overlapping set of loaded and
11586 stored symbols as that use_stmt might be a noop assignment then.
11588 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11590 * gthr-rtems.h: Implement __gthread_mutex_destroy.
11592 2008-03-05 Richard Guenther <rguenther@suse.de>
11595 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
11596 should be constants.
11597 * tree-cfg.c (verify_expr): Verify it.
11598 * fold-const.c (fold_truthop): Remove code generating
11599 BIT_FIELD_REFs of structure bases.
11600 (fold_binary): Likewise.
11601 (fold_ternary): Position and size of BIT_FIELD_REFs are
11602 always host integers.
11603 (make_bit_field_ref): Remove.
11604 (optimize_bit_field_compare): Remove.
11605 (all_ones_mask_p): Remove.
11607 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11610 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11611 (split_block_and_df_analyze): New. Split basic block and rebuild
11613 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11615 (split_pattern_seq): Likewise.
11616 (erase_matching_seqs): Likewise.
11617 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11619 2008-03-04 Geoff Keating <geoffk@apple.com>
11621 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11622 declaration and code.
11623 (tree_invalid_nonnegative_warnv_p): Likewise.
11625 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11627 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11628 examples. Truncate option-names then causing overfull hbox.
11630 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11633 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11635 * configure: Rebuilt.
11637 2008-03-04 Rafael Espindola <espindola@google.com>
11639 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11640 (tree_unary_nonnegative_warnv_p): New.
11641 (tree_binary_nonnegative_warnv_p): New.
11642 (tree_single_nonnegative_warnv_p): New.
11643 (tree_invalid_nonnegative_warnv_p): New.
11644 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11646 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11649 * opts.c (handle_option): Postpone 'unknown option' errors only for
11652 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
11655 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
11658 2008-03-04 Rafael Espindola <espindola@google.com>
11660 * fold-const.c (tree_unary_nonzero_warnv_p): New.
11661 (tree_binary_nonzero_warnv_p): New.
11662 (tree_single_nonzero_warnv_p): New.
11663 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
11665 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
11667 PR middle-end/35456
11668 * fold-const.c (fold_cond_expr_with_comparison): Prevent
11669 transformations for modes that have signed zeros.
11670 * ifcvt.c (noce_try_abs): Ditto.
11672 2008-03-04 Joseph Myers <joseph@codesourcery.com>
11674 * config/i386/i386.c (override_options): Force
11675 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
11677 2008-03-04 Jan Hubicka <jh@suse.cz>
11680 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11683 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11685 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11686 label to probe the stack.
11688 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11690 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11691 (__gthr_win32_mutex_destroy): Declare.
11692 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11693 __gthr_win32_mutex_destroy.
11694 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11696 2008-03-03 Jan Hubicka <jh@suse.cz>
11699 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11700 aggressive on inlining cold calls.
11702 2008-03-03 Richard Guenther <rguenther@suse.de>
11704 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11705 struct copies into the expression table.
11706 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11707 (try_to_simplify): Likewise.
11708 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11709 integral and pointer arguments which do not change the
11710 precision to NOP_EXPRs.
11711 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11712 VIEW_CONVERT_EXPR case.
11714 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11716 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11717 defined in a loop at depth 0 is invariant.
11718 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11719 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11720 be called at loop depth 0.
11722 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11725 * gcc.c (process_command): Update copyright notice dates.
11726 * gcov.c (print_version): Likewise.
11727 * gcov-dump.c (print_version): Likewise.
11728 * mips-tfile.c (main): Likewise.
11729 * mips-tdump.c (main): Likewise.
11731 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11734 * c-common.c (flag_permissive): Delete.
11735 (constant_expression_warnings): Check flags first.
11736 (constant_expression_error): New.
11737 * c-common.h (flag_permissive): Delete.
11738 (constant_expression_error): Declare.
11739 * flags.h (flag_permissive): Declare. Update description.
11740 * diagnostic.c (pedwarn): Update.
11742 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11743 (permissive_error_kind): New.
11744 * toplev.c (flag_permissive): Define. Update description.
11745 * toplev.h (permissive_error_kind): Declare.
11746 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11747 (pedwarn_c90): Use pedantic_warning_kind.
11748 * c-opts.c (c_common_post_options): flag_permissive does not affect
11749 flag_pedantic_errors.
11751 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11753 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11754 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11755 __absvsi2, __absvDI2): Use unsigned arithmetic.
11757 2008-03-02 Andi Kleen <ak@suse.de>
11758 Richard Guenther <rguenther@suse.de>
11760 * struct-equiv.c: Remove file.
11761 * cfg_cleanup.c (condjump_equiv_p): Remove.
11762 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11763 (struct-equiv.o): Remove rule.
11764 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11765 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11766 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11768 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11770 * ifcvt.c (noce_process_if_block): Try to handle only the then
11771 block if the else block exists but isn't suitable.
11773 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11776 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11777 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11778 regression from previous patch.
11780 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11783 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11785 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11786 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11787 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11788 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11789 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11790 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11791 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11792 (__gthread_mutex_destroy_function): Rename to
11793 __gthread_mutex_destroy.
11794 * gthr-dce.h (__gthread_mutex_destroy): Call
11795 pthread_mutex_destroy.
11796 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11797 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11798 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11800 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11802 * df-scan.c (df_ref_chain_change_bb): Simplify.
11803 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11804 set_block_for_insn if there's any change.
11805 * df.h ((df_insn_change_bb): Fix prototype.
11806 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11807 df_insn_change_bb, don't call set_block_for_insn.
11808 * emit-rtl.c (reorder_insns): Likewise.
11809 * haifa-sched.c (move_insn): Likewise.
11811 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11813 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11815 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11817 * tree-flow-inline.h (next_readonly_imm_use): Return
11818 NULL_USE_OPERAND_P after the end.
11820 2008-03-01 Richard Guenther <rguenther@suse.de>
11822 PR tree-optimization/35411
11823 * tree-sra.c (sra_build_assignment): Split conversion to
11824 final type to a separate statement if we are not assigning
11827 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11829 * fold-const.c (fold_convertible_p): Correct the logic to follow
11830 that in fold_convert().
11832 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11835 * tree-inline.c (build_duplicate_type): When we make a
11836 duplicate type, make it unique in the canonical types system.
11838 2008-02-29 Tom Tromey <tromey@redhat.com>
11840 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11841 input_file_stack_history, input_file_stack_restored): Remove.
11842 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11843 * input.h (struct file_stack): Remove.
11844 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11845 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11847 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11849 (diagnostic_last_module_changed): Add 'map' argument.
11850 (diagnostic_set_last_function): Likewise.
11851 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11852 line map, not input_file_stack.
11853 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11855 2008-02-29 Paul Brook <paul@codesourcery.com>
11857 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11859 2008-02-29 Paul Brook <paul@codesourcery.com>
11861 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11863 2008-02-29 Richard Guenther <rguenther@suse.de>
11865 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11867 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11868 value for comparing for a store match.
11869 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11870 (try_to_simplify): Do not do a full-blown reference lookup.
11872 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11874 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11875 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11877 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11879 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11881 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11882 strides against cache sizes.
11884 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11886 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11889 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11891 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11892 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11893 is smaller than the original promoted value.
11894 (simplify_subreg): If OP is a SUBREG, try to preserve its
11895 SUBREG_PROMOTED_VAR_P information.
11897 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11899 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11900 (VN_INFO_GET): Allocate new objects on the obstack.
11901 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11902 for rpo_numbers_temp, for consistency.
11903 (free_scc_vn): Free the obstack.
11905 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11907 * doc/invoke.texi: Document -ftree-loop-distribution.
11908 * tree-loop-distribution.c: New.
11909 * tree-pass.h (pass_loop_distribution): New.
11910 * graphds.h (struct graph): Add htab_t indices.
11911 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11912 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11913 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11914 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11915 * tree-data-ref.c (debug_data_dependence_relations): New.
11916 (dump_data_dependence_relation): Also print data references.
11917 (free_data_ref): Extern.
11918 (same_access_functions): Moved...
11919 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11920 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11921 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11922 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11923 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11924 (stmts_from_loop): Skip LABEL_EXPR.
11925 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11927 (build_rdg): Initialize rdg->indices htab.
11928 (free_rdg, stores_from_loop, ref_base_address,
11929 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11930 have_similar_memory_accesses_1, ref_base_address_1,
11931 remove_similar_memory_refs): New.
11932 * tree-data-ref.h: Depend on tree-chrec.h.
11933 (debug_data_dependence_relations, free_data_ref): Declared.
11934 (same_access_functions): ... here.
11935 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11937 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11938 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11939 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11940 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11941 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11942 rdg_vertex_for_stmt): Declared.
11943 (struct rdg_edge): Add level.
11945 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11946 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11948 (rdg_has_similar_memory_accesses): New.
11949 * tree-vect-analyze.c: Remove unused static decls.
11950 * lambda.h (dependence_level): New.
11951 * common.opt (ftree-loop-distribution): New.
11952 * tree-flow.h (mark_virtual_ops_in_bb,
11953 slpeel_tree_duplicate_loop_to_edge_cfg,
11954 rename_variables_in_loop): Declared.
11955 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11956 (OBJS-common): Add tree-loop-distribution.o.
11957 (tree-loop-distribution.o): New rule.
11958 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11959 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11960 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11962 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11965 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11966 other than structures and unions.
11968 2008-02-28 Richard Guenther <rguenther@suse.de>
11971 2008-02-26 Richard Guenther <rguenther@suse.de>
11973 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11974 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11975 (lookup_decl_from_uid): Declare.
11976 (remove_decl_from_map): Likewise.
11977 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11978 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11979 (decl_for_uid_map): New global hashtable mapping DECL_UID
11981 (init_ttree): Allocate it.
11982 (insert_decl_to_uid_decl_map): New helper function.
11983 (make_node_stat): Insert new decls into the map.
11984 (copy_node_stat): Likewise.
11985 (lookup_decl_from_uid): New function.
11986 (remove_decl_from_map): Likewise.
11987 (print_decl_for_uid_map_statistics): New helper.
11988 (dump_tree_statistics): Call it.
11990 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11991 (referenced_var_iterator): Adjust.
11992 (FOR_EACH_REFERENCED_VAR): Adjust.
11993 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11994 (num_referenced_vars): Adjust.
11995 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11996 (first_referenced_var): Remove.
11997 (end_referenced_vars_p): Likewise.
11998 (next_referenced_var): Likewise.
11999 (referenced_var_iterator_set): New helper function.
12000 * tree-dfa.c (referenced_var_lookup): Adjust.
12001 (referenced_var_check_and_insert): Likewise.
12002 (remove_referenced_var): Likewise.
12003 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12004 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12005 (verify_call_clobbering): Likewise.
12006 (verify_memory_partitions): Likewise.
12007 (init_tree_ssa): Allocate bitmap instead of hashtable for
12009 (delete_tree_ssa): Adjust.
12010 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12011 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12012 (compute_tag_properties): Likewise.
12013 (set_initial_properties): Likewise.
12014 (find_partition_for): Likewise.
12015 (update_reference_counts): Likewise.
12016 (dump_may_aliases_for): Likewise.
12017 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12018 (add_call_clobber_ops): Likewise.
12019 (add_call_read_ops): Likewise.
12020 (get_asm_expr_operands): Likewise.
12021 * tree-into-ssa.c (dump_decl_set): Likewise.
12022 (update_ssa): Likewise.
12023 * tree-sra.c (scan_function): Likewise.
12024 (decide_instantiations): Likewise.
12025 (scalarize_parms): Likewise.
12026 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12027 (dsa_named_for): Likewise.
12028 * tree-ssa-structalias.c (update_alias_info): Likewise.
12029 (merge_smts_into): Likewise.
12031 2008-02-27 David Daney <ddaney@avtrex.com>
12034 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
12035 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
12036 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
12037 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
12038 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
12040 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
12043 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
12044 (BUILT_IN_NEXTTOWARD): Remove.
12045 (BUILT_IN_NEXTTOWARDF): Ditto.
12046 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
12047 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
12049 2008-02-27 Tom Tromey <tromey@redhat.com>
12051 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
12052 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
12054 2008-02-27 Jan Beulich <jbeulich@novell.com>
12056 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
12057 update the respective field on newdecl.
12059 2008-02-27 Revital Eres <eres@il.ibm.com>
12061 PR rtl-optimization/34999
12062 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
12063 crossing edges that ends with a call insn.
12064 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
12065 call insn and clear the EDGE_CROSSING flag of the crossing edge
12066 when fixing fallthru edges.
12068 2008-02-27 Richard Guenther <rguenther@suse.de>
12070 PR middle-end/35390
12071 * fold-const.c (fold_unary): Return the correct argument,
12072 converted to the result type.
12074 2008-02-27 Richard Guenther <rguenther@suse.de>
12076 PR middle-end/34971
12077 * expr.c (expand_expr_real_1): Assert on rotates that operate
12079 * fold-const.c (fold_binary): Use the types precision, not the
12080 bitsize of the mode if folding rotate expressions. Build rotates
12081 only for full modes.
12083 2008-02-27 Jakub Jelinek <jakub@redhat.com>
12085 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
12086 and CPP_PRAGMA_EOL.
12087 * c-pragma.c (pragma_ns_name): New typedef.
12088 (registered_pp_pragmas): New variable.
12089 (c_pp_lookup_pragma): New function.
12090 (c_register_pragma_1): If flag_preprocess_only, do nothing
12091 for non-expanded pragmas, for expanded ones push pragma's
12092 namespace and name into registered_pp_pragmas vector.
12093 (c_invoke_pragma_handler): Register OpenMP pragmas even when
12094 flag_preprocess_only, don't register GCC pch_preprocess
12095 pragma if flag_preprocess_only.
12096 * c-opts.c (c_common_init): Call init_pragma even if
12097 flag_preprocess_only.
12098 * c-pragma.c (c_pp_lookup_pragma): New prototype.
12099 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
12100 cpp_register_pragma if flag_preprocess_only.
12102 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12105 * c-parser.c (c_parser_translation_unit): Warn for empty
12106 translation unit, not empty source file.
12108 2008-02-26 Paul Brook <paul@codesourcery.com>
12110 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
12111 operand for Thumb-2.
12112 * config/arm/arm.h (reg_class): Add CORE_REGS.
12113 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
12114 (BASE_REG_CLASS): Use CORE_REGS.
12115 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
12116 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
12117 (REGNO_OK_FOR_INDEX_P): Exclude SP.
12118 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
12119 ARM_REGNO_OK_FOR_INDEX_P.
12120 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
12121 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
12122 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
12123 (ldm/stm peepholes): Ditto.
12124 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
12125 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
12126 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
12127 * config/arm/constraints.md: Enable "k" constraint on ARM.
12129 2008-02-27 Ben Elliston <bje@au.ibm.com>
12131 * config/rs6000/rs6000.c: Annotate cache line size field in all
12132 instances of struct processor_costs.
12134 2008-02-26 David Edelsohn <edelsohn@gnu.org>
12136 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
12137 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
12138 jump_bypass): New counters.
12139 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
12140 * dce.c (gate_ud_dce): Same.
12141 (gate_fast_dce): Same.
12142 * dse.c (gate_dse1): New function.
12143 (gate_dse2): New function.
12144 (gate_dse): Merge results of new gate functions.
12145 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
12146 (gate_handle_jump_bypass): Add dbg_cnt.
12147 (gate_handle_gcse): Add dbg_cnt.
12148 * ifcvt.c (gate_handle_if_conversion): Same.
12149 (gate_handle_if_after_combine): Same.
12150 (gate_handle_if_after_reload): Same.
12151 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
12153 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
12155 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
12157 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
12159 2008-02-26 Jason Merrill <jason@redhat.com>
12162 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
12163 alone if it's the naming decl for the type's main variant.
12165 2008-02-26 Tom Tromey <tromey@redhat.com>
12167 * system.h (USE_MAPPED_LOCATION): Poison.
12168 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
12169 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
12170 (make_goto_expr_edges): Likewise.
12171 (remove_bb): Likewise.
12172 (execute_warn_function_return): Likewise.
12173 * basic-block.h (struct edge_def) <goto_locus>: Change type to
12175 * c-common.c (fname_decl): Remove old location code.
12176 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
12178 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
12180 (ASM_INPUT_SOURCE_LOCATION): Likewise.
12181 (gen_rtx_ASM_INPUT): Likewise.
12182 (gen_rtx_ASM_INPUT_loc): Likewise.
12183 (get_rtx_asm_OPERANDS): Remove.
12184 * cfglayout.c (insn_locators_alloc): Remove old location code.
12185 (set_curr_insn_source_location): Likewise.
12186 (curr_insn_locator): Likewise.
12187 * print-tree.c (print_node): Remove old location code.
12188 * tree-mudflap.c (mf_varname_tree): Remove old location code.
12189 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
12190 * cfgexpand.c (expand_gimple_cond_expr): Don't use
12191 location_from_locus.
12192 (construct_exit_block): Remove old location code.
12193 * emit-rtl.c (force_next_line_note): Remove old location code.
12194 * profile.c (branch_prob): Remove old location code.
12195 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
12196 LOC_LINE): Remove old-location variants.
12197 * langhooks.c (lhd_print_error_function): Remove old location
12199 * configure, config.in: Rebuilt.
12200 * configure.ac (--enable-mapped-location): Remove.
12201 * c-decl.c (c_init_decl_processing): Remove old location code.
12202 (finish_function): Likewise.
12203 * recog.c (decode_asm_operands): Remove old location code.
12204 * c-pch.c (c_common_read_pch): Remove old location code.
12205 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
12207 * gimple-low.c (lower_function_body): Remove old location code.
12208 * toplev.c (unknown_location): Remove.
12209 (push_srcloc): Remove old-location variant.
12210 (process_options): Remove old location code.
12211 (lang_dependent_init): Likewise.
12212 * input.h (UNKNOWN_LOCATION): Move definition.
12213 (location_t): Undeprecate.
12214 (source_locus): Remove.
12215 (location_from_locus): Remove.
12216 (struct location_s): Remove.
12217 Remove all old-location code.
12218 (input_line, input_filename): Remove.
12219 * final.c (final_scan_insn): Remove old location code.
12220 * diagnostic.c (diagnostic_build_prefix): Remove
12221 USE_MAPPED_LOCATION test.
12222 * tree.h (gimple_stmt) <locus>: Now a location_t.
12223 (tree_exp) <locus>: Likewise.
12224 (DECL_IS_BUILTIN): Remove old-location variant.
12225 (annotate_with_file_line, annotate_with_locus): Likewise.
12226 (expr_locus, set_expr_locus): Update.
12227 * tree.c (build1_stat): Remove old location code.
12228 (last_annotated_node): Remove.
12229 (annotate_with_file_line): Remove old-location variant.
12230 (annotate_with_locus): Likewise.
12231 (expr_location): Remove old location code.
12232 (set_expr_location): Likewise.
12233 (expr_has_location): Likewise.
12234 (expr_locus): Likewise.
12235 (set_expr_locus): Likewise.
12236 (expr_filename): Don't use location_from_locus.
12237 (expr_lineno): Likewise.
12238 * rtl-error.c (location_for_asm): Remove old location code.
12239 * c-lex.c (cb_line_change): Remove old location code.
12240 (fe_file_change): Likewise.
12241 (cb_def_pragma): Likewise.
12242 (c_lex_with_flags): Likewise.
12243 * gengtype.c (do_typedef): Don't special-case location types.
12244 (define_location_structures): Remove.
12245 (main): Don't call define_location_structures.
12246 * tree-pretty-print.c (dump_implicit_edges): Remove old location
12249 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12252 * builtins.def (BUILT_IN_STDARG_START): Remove.
12253 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
12254 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12255 * tree-inline.c (inline_forbidden_p_1): Likewise.
12257 2008-02-26 Richard Guenther <rguenther@suse.de>
12259 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12260 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12261 (lookup_decl_from_uid): Declare.
12262 (remove_decl_from_map): Likewise.
12263 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12264 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12265 (decl_for_uid_map): New global hashtable mapping DECL_UID
12267 (init_ttree): Allocate it.
12268 (insert_decl_to_uid_decl_map): New helper function.
12269 (make_node_stat): Insert new decls into the map.
12270 (copy_node_stat): Likewise.
12271 (lookup_decl_from_uid): New function.
12272 (remove_decl_from_map): Likewise.
12273 (print_decl_for_uid_map_statistics): New helper.
12274 (dump_tree_statistics): Call it.
12276 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12277 (referenced_var_iterator): Adjust.
12278 (FOR_EACH_REFERENCED_VAR): Adjust.
12279 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12280 (num_referenced_vars): Adjust.
12281 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12282 (first_referenced_var): Remove.
12283 (end_referenced_vars_p): Likewise.
12284 (next_referenced_var): Likewise.
12285 (referenced_var_iterator_set): New helper function.
12286 * tree-dfa.c (referenced_var_lookup): Adjust.
12287 (referenced_var_check_and_insert): Likewise.
12288 (remove_referenced_var): Likewise.
12289 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12290 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12291 (verify_call_clobbering): Likewise.
12292 (verify_memory_partitions): Likewise.
12293 (init_tree_ssa): Allocate bitmap instead of hashtable for
12295 (delete_tree_ssa): Adjust.
12296 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12297 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12298 (compute_tag_properties): Likewise.
12299 (set_initial_properties): Likewise.
12300 (find_partition_for): Likewise.
12301 (update_reference_counts): Likewise.
12302 (dump_may_aliases_for): Likewise.
12303 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12304 (add_call_clobber_ops): Likewise.
12305 (add_call_read_ops): Likewise.
12306 (get_asm_expr_operands): Likewise.
12307 * tree-into-ssa.c (dump_decl_set): Likewise.
12308 (update_ssa): Likewise.
12309 * tree-sra.c (scan_function): Likewise.
12310 (decide_instantiations): Likewise.
12311 (scalarize_parms): Likewise.
12312 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12313 (dsa_named_for): Likewise.
12314 * tree-ssa-structalias.c (update_alias_info): Likewise.
12315 (merge_smts_into): Likewise.
12317 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12320 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
12321 * c-opts.c (c_common_handle_option): Wall enables
12322 Wvolatile-register-var.
12323 * common.opt: Move Wvolatile-register-var to...
12326 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12328 * common.opt (Wlarger-than=): New.
12329 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
12331 * opts.c (common_handle_option): Handle -Wlarger-than=.
12332 * optc-gen.awk: Likewise.
12333 * opth-gen.awk: Likewise.
12334 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
12335 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12337 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12339 * c-common.c (match_case_to_enum_1): Add appropriate
12340 OPT_W* parameter to warning.
12341 (c_do_switch_warnings): Likewise.
12342 * c-typeck.c (warning_init): Add one more parameter following
12343 'warning' function.
12344 (push_init_level): Update call to warning_init.
12345 (pop_init_level): Likewise.
12346 (add_pending_init): Likewise.
12347 (output_init_element: Likewise.
12349 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12352 * toplev.c (toplev_main): If there are warnings or error, print
12353 errors for ignored options.
12354 * opts.c (ignored_options): New static variable.
12355 (postpone_unknown_option_error): New.
12356 (print_ignored_options): New.
12357 (handle_option): Postpone errors for unknown -Wno-* options.
12358 * opts.h (print_ignored_options): Declare.
12360 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
12362 * config/mips/mips.md (loadgp_blockage, blockage): Change type
12365 2008-02-25 Richard Guenther <rguenther@suse.de>
12368 2008-02-25 Richard Guenther <rguenther@suse.de>
12370 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12371 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12372 (lookup_decl_from_uid): Declare.
12373 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12374 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12375 (decl_for_uid_map): New global hashtable mapping DECL_UID
12377 (init_ttree): Allocate it.
12378 (insert_decl_to_uid_decl_map): New helper function.
12379 (make_node_stat): Insert new decls into the map.
12380 (copy_node_stat): Likewise.
12381 (lookup_decl_from_uid): New function.
12382 (print_decl_for_uid_map_statistics): New helper.
12383 (dump_tree_statistics): Call it.
12385 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12386 (referenced_var_iterator): Adjust.
12387 (FOR_EACH_REFERENCED_VAR): Adjust.
12388 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12389 (num_referenced_vars): Adjust.
12390 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12391 (first_referenced_var): Remove.
12392 (end_referenced_vars_p): Likewise.
12393 (next_referenced_var): Likewise.
12394 (referenced_var_iterator_set): New helper function.
12395 * tree-dfa.c (referenced_var_lookup): Adjust.
12396 (referenced_var_check_and_insert): Likewise.
12397 (remove_referenced_var): Likewise.
12398 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12399 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12400 (verify_call_clobbering): Likewise.
12401 (verify_memory_partitions): Likewise.
12402 (init_tree_ssa): Allocate bitmap instead of hashtable for
12404 (delete_tree_ssa): Adjust.
12405 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12406 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12407 (compute_tag_properties): Likewise.
12408 (set_initial_properties): Likewise.
12409 (find_partition_for): Likewise.
12410 (update_reference_counts): Likewise.
12411 (dump_may_aliases_for): Likewise.
12412 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12413 (add_call_clobber_ops): Likewise.
12414 (add_call_read_ops): Likewise.
12415 (get_asm_expr_operands): Likewise.
12416 * tree-into-ssa.c (dump_decl_set): Likewise.
12417 (update_ssa): Likewise.
12418 * tree-sra.c (scan_function): Likewise.
12419 (decide_instantiations): Likewise.
12420 (scalarize_parms): Likewise.
12421 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12422 (dsa_named_for): Likewise.
12423 * tree-ssa-structalias.c (update_alias_info): Likewise.
12424 (merge_smts_into): Likewise.
12426 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12429 * doc/invoke.texi (-fcx-limited-range): Document new option.
12430 * toplev.c (process_options): Handle -fcx-fortran-rules.
12431 * common.opt: Add documentation for -fcx-fortran-rules.
12433 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12436 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
12437 actual behaviour and C99.
12439 2008-02-26 Ben Elliston <bje@au.ibm.com>
12441 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
12442 (ASM_CPU_POWER6_SPEC): Likewise.
12443 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
12444 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
12445 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
12447 2008-02-25 Richard Guenther <rguenther@suse.de>
12449 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12450 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12451 (lookup_decl_from_uid): Declare.
12452 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12453 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12454 (decl_for_uid_map): New global hashtable mapping DECL_UID
12456 (init_ttree): Allocate it.
12457 (insert_decl_to_uid_decl_map): New helper function.
12458 (make_node_stat): Insert new decls into the map.
12459 (copy_node_stat): Likewise.
12460 (lookup_decl_from_uid): New function.
12461 (print_decl_for_uid_map_statistics): New helper.
12462 (dump_tree_statistics): Call it.
12464 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12465 (referenced_var_iterator): Adjust.
12466 (FOR_EACH_REFERENCED_VAR): Adjust.
12467 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12468 (num_referenced_vars): Adjust.
12469 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12470 (first_referenced_var): Remove.
12471 (end_referenced_vars_p): Likewise.
12472 (next_referenced_var): Likewise.
12473 (referenced_var_iterator_set): New helper function.
12474 * tree-dfa.c (referenced_var_lookup): Adjust.
12475 (referenced_var_check_and_insert): Likewise.
12476 (remove_referenced_var): Likewise.
12477 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12478 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12479 (verify_call_clobbering): Likewise.
12480 (verify_memory_partitions): Likewise.
12481 (init_tree_ssa): Allocate bitmap instead of hashtable for
12483 (delete_tree_ssa): Adjust.
12484 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12485 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12486 (compute_tag_properties): Likewise.
12487 (set_initial_properties): Likewise.
12488 (find_partition_for): Likewise.
12489 (update_reference_counts): Likewise.
12490 (dump_may_aliases_for): Likewise.
12491 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12492 (add_call_clobber_ops): Likewise.
12493 (add_call_read_ops): Likewise.
12494 (get_asm_expr_operands): Likewise.
12495 * tree-into-ssa.c (dump_decl_set): Likewise.
12496 (update_ssa): Likewise.
12497 * tree-sra.c (scan_function): Likewise.
12498 (decide_instantiations): Likewise.
12499 (scalarize_parms): Likewise.
12500 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12501 (dsa_named_for): Likewise.
12502 * tree-ssa-structalias.c (update_alias_info): Likewise.
12503 (merge_smts_into): Likewise.
12505 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
12508 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
12509 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
12510 * alias.h (nonoverlapping_memrefs_p): Likewise.
12512 2008-02-25 Jan Beulich <jbeulich@novell.com>
12514 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
12515 * config/i386/netware-libgcc.exp: Add __bswap?i2,
12516 __emultls_get_address, __emultls_register_common,
12517 __floatundi?f, and _Unwind_GetIPInfo.
12518 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
12519 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
12520 (gen_regparm_prefix): Likewise.
12521 (i386_nlm_encode_section_info): Sync with
12522 config/i386/winnt.c:i386_pe_encode_section_info().
12523 (i386_nlm_maybe_mangle_decl_assembler_name): New.
12524 i386_nlm_mangle_decl_assembler_name): New.
12525 (netware_override_options): New.
12526 * config/i386/netware.h (netware_override_options): Declare.
12527 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
12528 (i386_nlm_mangle_decl_assembler_name): Declare.
12529 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
12531 2008-02-25 Ben Elliston <bje@au.ibm.com>
12534 * c-decl.c (grokdeclarator): Remove unused local variables
12535 `typedef_type' and `type_as_written'.
12537 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12538 unused local variable `has_hot_blocks'.
12539 (fix_crossing_conditional_branches): Remove unused local variable
12542 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
12544 PR middle-end/19984
12545 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
12546 using DEF_C99_BUILTIN.
12547 (BUILT_IN_NANF): Ditto.
12548 (BUILT_IN_NANL): Ditto.
12550 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
12551 Revital Eres <eres@il.ibm.com>
12553 * modulo-sched.c (calculate_must_precede_follow): Address TODO
12554 regarding the order of two dependent insns in the same row.
12556 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
12558 * stor-layout.c (layout_decl): Do not bump the alignment of a
12559 bit-field to more than byte alignment if it is packed.
12561 2008-02-24 David Edelsohn <edelsohn@gnu.org>
12563 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
12566 2008-02-24 Diego Novillo <dnovillo@google.com>
12568 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
12571 * tree-vrp.c (vrp_evaluate_conditional): With
12572 -Wtype-limits, emit a warning when comparing against a
12573 constant outside the natural range of OP0's type.
12574 * c.opt (Wtype-limits): Move ...
12575 * common.opt (Wtype-limits): ... here.
12577 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
12579 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
12580 * config/rs6000/e300c2c3.md: New file.
12581 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12583 (rs6000_override_options): Add e300c2 and e300c3 cases to
12584 processor_target_table. Do not allow usage of Altivec or Spe
12585 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
12586 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
12587 * config/rs6000/rs6000.h (processor_type): Add
12588 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
12589 (ASM_CPU_SPEC): Add e300c2 and e300c3.
12590 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
12591 and ppce300c3. Include e300c2c3.md.
12593 2008-02-23 David Edelsohn <edelsohn@gnu.org>
12595 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
12596 instead of TARGET_STRICT_ALIGN.
12598 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12600 * explow.c (memory_address): Assert that the generated address is
12603 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12606 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12607 * config/darwin-ppc-ldouble-patch.def: New file.
12608 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12609 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12610 SUBTARGET_INIT_BUILTINS if defined.
12611 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12614 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12617 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12618 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12620 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12623 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12624 file" warning condtional on -Winvalid-PCH.
12626 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12628 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12630 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12634 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12635 prevent reload from using MMX registers.
12636 (*mov<mode>_internal): Ditto.
12637 (*movv2sf_internal_rex64): Ditto.
12638 (*movv2sf_internal): Ditto.
12640 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12642 PR documentation/31569
12643 * doc/install.texi2html: Use makeinfo --no-number-sections.
12645 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12647 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12648 ensure that we can address an entire entity > 8 bytes. Don't
12649 generate reg+reg addressing for such data.
12651 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12653 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
12654 strings when optimizing for size, unless the target cares about
12657 2008-02-22 Tom Tromey <tromey@redhat.com>
12659 * regclass.c (current_pass): Remove declaration.
12661 2008-02-22 Anatoly Sokolov <aesok@post.ru>
12663 * config/avr/libgcc.S (__RAMPZ__): Define.
12664 (__do_copy_data): Add for devices with 128KB code memory.
12666 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12668 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12670 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
12672 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
12674 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
12677 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12680 * c-typeck.c (build_binary_op): Warn about floating point
12681 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12683 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12686 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12687 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12689 (rs6000_override_options): Set altivec_abi as default, not override,
12690 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12691 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12692 is used; use new member spe_abi.
12693 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12694 spe_abi and altivec_abi.
12696 2008-02-22 Tomas Bily <tbily@suse.cz>
12698 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12700 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12703 * config.build (build_file_translate): Set to `CMD //c' only if
12705 * Makefile.in (build_file_translate): Improve comment.
12707 2008-02-21 Jan Hubicka <jh@suse.cz>
12709 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12710 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12711 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12713 2008-02-21 Michael Matz <matz@suse.de>
12716 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12718 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12720 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12721 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12722 as insn constraint.
12723 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12724 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12725 SSE_VEC_FLOAT_MODE_P as insn constraint.
12726 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12727 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12728 sse4a_movntdf using MODEF mode iterator.
12729 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12730 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12731 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12732 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12733 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12734 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12735 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12737 2008-02-21 Richard Guenther <rguenther@suse.de>
12739 * tree.def (PAREN_EXPR): New tree code.
12740 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12742 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12743 * expr.c (expand_expr_real_1): Likewise.
12744 * tree-inline.c (estimate_num_insns_1): Likewise.
12745 * tree-complex.c (expand_complex_move): Likewise.
12746 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12749 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12752 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12754 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12757 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12759 * config/sh/sh.c (find_barrier): Don't go past
12760 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12762 2008-02-20 DJ Delorie <dj@redhat.com>
12764 * config/h8300/h8300.md (insv): Force source operand to be a register.
12766 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12767 as a jump, not as a plain insn.
12769 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12771 * doc/invoke.texi (Warning Options): Add new option
12772 -Wframe-larger-than=.
12773 (-Wframe-larger-than): Document.
12775 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12776 Add declarations for new option variables.
12778 * final.c (final_start_function): Check the frame size
12779 before emission and issue a Wframe-larger-than warning.
12781 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12782 Add definitions for new option variables.
12783 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12785 * common.opt (Wframe-larger-than=): New option.
12787 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12789 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12790 (<sse>_div<mode>3): Ditto.
12791 (<sse>_vmdiv<mode>3): Ditto.
12792 (<sse>_vmsqrt<mode>2): Ditto.
12793 (*smax<mode>3): Ditto.
12794 (sse5_frcz<mode>2): Ditto.
12795 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12796 as insn constraint.
12798 2008-02-20 Richard Guenther <rguenther@suse.de>
12800 PR middle-end/35265
12801 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12802 be happy with INTEGRAL_TYPE_P.
12804 2008-02-20 Richard Guenther <rguenther@suse.de>
12806 * fold-const.c (split_tree): Associate floatig-point expressions
12807 if flag_associative_math is set.
12809 2008-02-20 Richard Guenther <rguenther@suse.de>
12811 * tree.h (fold_real_zero_addition_p): Declare.
12812 * fold-const.c (fold_real_zero_addition_p): Export.
12813 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12814 floating-point operations with zero and one.
12816 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12818 * doc/install.texi: Correct references to CFLAGS, replacing them
12819 with BOOT_CFLAGS. Document flags used during bootstrap for
12822 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12824 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12825 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12826 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12828 (smin<mode>3): Ditto from similar patterns.
12829 (smax<mode>3): Ditto.
12830 (*ieee_smin<mode>3): Ditto.
12831 (*ieee_smax<mode>3): Ditto.
12832 * config/i386/sse.md (sse): New mode attribute.
12833 (mov<mode>): Macroize expander from movv4sf and movv2df using
12834 SSEMODEF2P mode iterator.
12835 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12836 SSE_VEC_FLOAT_MODE_P as insn constraint.
12837 (storent<mode>): Ditto.
12838 (storent<mode>): Macroize expander from storentsf and storentdf using
12839 MODEF mode iterator.
12840 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12841 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12842 (abs<mode>2): Ditto from similar patterns.
12843 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12844 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12845 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12846 (<sse>_vmsqrt<mode>2): Ditto.
12847 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12848 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12849 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12850 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12851 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12852 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12853 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12855 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12856 iterator and SSE_FLOAT_MODE_P as insn constraint.
12857 (<sse>_ucomi): Ditto from similar patterns.
12858 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12859 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12860 SSE_VEC_FLOAT_MODE_P as insn constraint.
12861 (vcond<mode>): Ditto from similar patterns.
12862 (and<mode>3, *and<mode>3): Ditto.
12863 (<sse>_nand<mode>3): Ditto.
12864 (ior<mode>3, *ior<mode>3): Ditto.
12865 (xor<mode>3, *xor<mode>3): Ditto.
12866 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12867 iterator and SSE_FLOAT_MODE_P as insn constraint.
12868 (*nand<mode>3): Ditto from similar patterns.
12869 (*ior<mode>3): Ditto.
12870 (*xor<mode>3): Ditto.
12872 2008-02-20 Ira Rosen <irar@il.ibm.com>
12874 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12875 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12876 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12878 2008-02-19 Jan Hubicka <jh@suse.cz>
12880 * predict.c (tree_bb_level_predictions): Remove variable next
12881 mistakely introduced by previous commit.
12883 2008-02-19 Jan Hubicka <jh@suse.cz>
12885 * predict.c (predict_paths_leading_to): Rewrite.
12886 (predict_paths_for_bb): New.
12887 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12889 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12892 * Makefile.in (build_file_translate): New.
12893 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12894 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12895 * configure.ac (build_file_translate): Substitute it.
12896 * configure: Regenerate.
12898 2008-02-19 Jan Hubicka <jh@suse.cz>
12900 PR rtl-optimization/34408
12901 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12904 2008-02-19 Jan Hubicka <jh@suse.cz>
12906 PR middle-end/28779
12907 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12910 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12913 * config/i386/i386-modes.def: Revert the last DI alignment
12914 change until Ada people can look into it.
12916 2008-02-19 Nick Clifton <nickc@redhat.com>
12918 * opts.c (print_specific_help): Fix typo in --help text.
12920 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12923 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12924 32-bit inline asm without asm alternatives for host GCC < 3.0.
12926 2008-02-19 Richard Guenther <rguenther@suse.de>
12928 PR tree-optimization/34989
12929 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12930 Allow propagation to INDIRECT_REF if we can simplify only.
12932 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12934 * c-common.c (warn_for_collisions_1): Use appropriate option when
12937 2008-02-19 Nick Clifton <nickc@redhat.com>
12940 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12941 (handle_options): Fix indentation.
12942 (print_filtered_help): If no language-specific options were
12943 displayed tell the user how to list all the options supported by
12944 the language's front-end.
12945 (print_specific_help): Fix indentation and remove duplicate line.
12946 (common_handle_option): Handle the -v option.
12947 For --help enable the display of undocumented options if the -v
12948 switch has been included on the command line.
12949 For --help= check for overlaps in the arguments between the option
12950 classes and the language names and issue a warning when they
12951 cannot be disambiguated.
12952 * c.opt (v): Pass on to the common option handler.
12954 2008-02-19 Revital Eres <eres@il.ibm.com>
12956 * modulo-sched.c (sms_schedule): Change dump message when
12957 create_ddg function fails.
12958 (try_scheduling_node_in_cycle): Rename row to cycle.
12959 (print_partial_schedule): Rename CYCLE to ROW.
12961 2008-02-19 Christian Bruel <christian.bruel@st.com>
12962 Zdenek Dvorak <ook@ucw.cz>
12964 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12966 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12969 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12970 (*x86_movdicc_0_m1_se): Ditto.
12972 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12974 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12975 (CMPtype): Define as __gcc_CMPtype.
12976 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12977 (CMPtype): Define as __gcc_CMPtype.
12979 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12981 Support valgrind 3.3 for --enable-checking=valgrind.
12982 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12984 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12985 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12986 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12987 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12988 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12989 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12990 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12992 * ggc-zone.c: Similar.
12993 * ggc-page.c: Similar.
12995 2008-02-19 Paul Brook <paul@codesourcery.com>
12998 * config/arm/ieee754-df.S: Fix do_it typo.
12999 * config/arm/ieee754-sf.S: Fix do_it typo.
13001 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13004 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
13005 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
13006 (OPTION_MASK_ISA_SSE_SET): Likewise.
13007 (OPTION_MASK_ISA_SSE2_SET): Likewise.
13008 (OPTION_MASK_ISA_SSE3_SET): Likewise.
13009 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
13010 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
13011 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
13012 (OPTION_MASK_ISA_SSE4_SET): Likewise.
13013 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
13014 (OPTION_MASK_ISA_SSE5_SET): Likewise.
13015 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
13016 (OPTION_MASK_ISA_MMX_UNSET): Updated.
13017 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
13018 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13019 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13020 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13021 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13022 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13023 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13024 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
13025 (OPTION_MASK_ISA_SSE4): Removed.
13026 (ix86_handle_option): Turn on bits in ix86_isa_flags and
13027 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
13028 (override_options): Don't turn on implied SSE/MMX bits in
13031 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
13033 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13036 2008-02-18 Joey Ye <joey.ye@intel.com>
13038 PR middle-end/34921
13039 * tree-nested.c (insert_field_into_struct): Set type alignment
13040 to field alignment if the former is less than the latter.
13042 2008-02-18 Jakub Jelinek <jakub@redhat.com>
13044 * BASE-VER: Set to 4.4.0.
13046 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13048 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
13049 * doc/cfg.texi: Likewise.
13050 * doc/extend.texi: Likewise.
13051 * doc/gty.texi: Likewise.
13052 * doc/invoke.texi: Likewise.
13053 * doc/loop.texi: Likewise.
13054 * doc/md.texi: Likewise.
13055 * doc/passes.texi: Likewise.
13056 * doc/rtl.texi: Likewise.
13057 * doc/sourcebuild.texi: Likewise.
13058 * doc/tm.texi: Likewise.
13059 * doc/tree-ssa.texi: Likewise.
13061 2008-02-17 Richard Guenther <rguenther@suse.de>
13063 PR middle-end/35227
13064 * tree-complex.c (init_parameter_lattice_values): Handle parameters
13065 without default definition.
13067 2008-02-17 Richard Guenther <rguenther@suse.de>
13069 PR tree-optimization/35231
13070 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
13073 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
13076 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13077 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13078 libgcc_cmp_return mode.
13080 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13083 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
13085 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
13087 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
13090 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13092 * doc/c-tree.texi: Use `@.' where appropriate.
13093 * doc/extend.texi: Likewise.
13094 * doc/install.texi: Likewise.
13095 * doc/invoke.texi: Likewise.
13096 * doc/loop.texi: Likewise.
13097 * doc/makefile.texi: Likewise.
13098 * doc/md.texi: Likewise.
13099 * doc/passes.texi: Likewise.
13100 * doc/standards.texi: Likewise.
13101 * doc/tm.texi: Likewise.
13103 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13105 PR middle-end/35196
13106 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
13108 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
13109 rather than in entry_bb.
13111 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13113 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13114 libgcc_cmp_return mode.
13116 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13118 PR middle-end/35130
13119 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
13120 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
13122 2008-02-15 Richard Guenther <rguenther@suse.de>
13123 Zdenek Dvorak <ook@ucw.cz>
13125 PR tree-optimization/35164
13126 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
13127 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
13128 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13129 Only propagate addresses which do not have abnormal SSA_NAMEs
13132 2008-02-15 Joseph Myers <joseph@codesourcery.com>
13135 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
13137 2008-02-15 Jan Hubicka <jh@suse.cz>
13139 PR middle-end/35149
13140 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
13142 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13144 PR middle-end/34621
13145 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
13146 when calculating alignment_pad.
13148 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13150 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
13151 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
13152 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
13153 and STACK_BOUNDARY define.
13155 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
13157 PR preprocessor/35061
13158 * c-pragma.c (handle_pragma_pop_macro): Check that
13159 pushed_macro_table has been allocated.
13161 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
13163 PR middle-end/35136
13164 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
13165 (force_gimple_operand): Likewise.
13166 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
13167 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
13168 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
13169 (find_interesting_uses_address): Check addressability and alignment
13170 of the base expression only after substituting bases of IVs into it.
13172 2008-02-14 Michael Matz <matz@suse.de>
13175 * function.c (instantiate_virtual_regs_in_insn): Reload address
13176 before falling back to reloading the whole operand.
13178 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
13180 * config/s390/s390.c (s390_mainpool_start): Emit the pool
13181 before the first section switch note.
13183 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13185 * doc/bugreport.texi: Update copyright years.
13186 * doc/c-tree.texi: Likewise.
13187 * doc/cfg.texi: Likewise.
13188 * doc/cpp.texi: Likewise.
13189 * doc/cppinternals.texi: Likewise.
13190 * doc/fragments.texi: Likewise.
13191 * doc/frontends.texi: Likewise.
13192 * doc/gcc.texi: Likewise.
13193 * doc/gty.texi: Likewise.
13194 * doc/hostconfig.texi: Likewise.
13195 * doc/implement-c.texi: Likewise.
13196 * doc/libgcc.texi: Likewise.
13197 * doc/loop.texi: Likewise.
13198 * doc/makefile.texi: Likewise.
13199 * doc/options.texi: Likewise.
13200 * doc/passes.texi: Likewise.
13201 * doc/rtl.texi: Likewise.
13202 * doc/sourcebuild.texi: Likewise.
13203 * doc/standards.texi: Likewise.
13204 * doc/tree-ssa.texi: Likewise.
13205 * doc/trouble.texi: Likewise.
13207 * doc/extend.texi: Use @: or add comma where appropriate.
13208 * doc/invoke.texi: Likewise.
13209 * doc/tm.texi: Likewise.
13211 2008-02-14 Alan Modra <amodra@bigpond.net.au>
13214 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
13217 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
13219 * doc/md.texi (clz, ctz): Add reference.
13220 * doc/rtl.texi (clz, ctz): Likewise.
13222 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13225 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
13228 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
13230 * config/s390/s390.c (struct constant_pool): New field
13231 emit_pool_after added.
13232 (s390_mainpool_start): Set the emit_pool_after flag according
13233 to the section switch notes.
13234 (s390_mainpool_finish): Consider emit_pool_after when emitting
13235 the literal pool at the end of the function.
13236 (s390_chunkify_start): Force literal pool splits at section
13239 2008-02-13 Michael Matz <matz@suse.de>
13242 * var-tracking.c (clobber_variable_part): Correctly traverse the
13245 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13248 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
13249 Add -fdump-ipa-inline.
13250 * tree-dump.c (dump_files): Remove tree-inlined dump.
13251 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
13253 2008-02-12 Richard Guenther <rguenther@suse.de>
13255 PR tree-optimization/35171
13256 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
13259 2008-02-12 Richard Guenther <rguenther@suse.de>
13261 PR middle-end/35163
13262 * fold-const.c (fold_widened_comparison): Use get_unwidened in
13263 value-preserving mode. Disallow final truncation.
13265 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
13267 PR middle-end/35136
13268 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
13269 code from here to...
13270 (force_gimple_operand): ...here.
13272 2008-02-12 Jakub Jelinek <jakub@redhat.com>
13275 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
13276 non-compatible pointers.
13277 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
13278 different FIELD_DECLs, try harder by comparing field offsets, sizes
13281 PR inline-asm/35160
13282 * function.c (match_asm_constraints_1): Don't replace the same input
13285 2008-02-12 Anatoly Sokolov <aesok@post.ru>
13287 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
13288 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
13289 (expand_epilogue): Restore RAMPZ register.
13290 * config/avr/avr.md (RAMPZ_ADDR): New constant.
13292 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
13294 * config/i386/cygwin.asm: (__alloca): Correct calling
13295 convention and alignment.
13296 (__chkstk): Force 8 byte stack alignment.
13298 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
13299 Richard Guenther <rguenther@suse.de>
13301 PR tree-optimization/33992
13302 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
13303 the zero we compare against.
13305 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
13307 PR libfortran/35063
13308 * gthr-win32.h (__gthread_mutex_destroy_function): New function
13309 to CloseHandle after unlocking to prevent accumulation of handle
13312 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13314 PR middle_end/34150
13315 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
13316 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
13317 and update LABEL_NUSES during and after reload.
13319 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
13321 PR middle-end/34627
13322 * combine.c (simplify_if_then_else): Make sure the comparison is
13323 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
13325 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
13328 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
13329 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
13330 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
13331 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
13332 * tree.h (get_type_static_bounds): Likewise.
13334 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13336 * doc/invoke.texi (Option Summary, C++ Dialect Options)
13337 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13338 Make -Wfoo language annotations match what the compiler outputs.
13340 2008-02-08 Sa Liu <saliu@de.ibm.com>
13342 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
13343 intrinsics spu_convts, spu_convtu, spu_convtf.
13345 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
13347 * doc/extend.texi (Function Attributes) <noinline>: Mention
13348 asm ("") as method to keep calls.
13350 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13353 * doc/options.texi (Options): Replace references to opts.sh with
13355 * opts-common.c: Likewise.
13356 * optc-gen.awk: Likewise.
13358 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
13360 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
13362 2008-02-07 Richard Henderson <rth@redhat.com>
13365 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
13366 EXPR_LIST for the REG_EQUAL instead of a comparison with a
13369 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
13371 PR tree-optimization/35085
13372 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
13373 for operand entry oe2 in addition to operand entry oe3 in order to
13374 expose more opportunities for vectorizer sum reduction.
13376 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13379 * Makefile.in (LIBS): Remove $(GMPLIBS).
13380 (cc1-dummy, cc1): Add $(GMPLIBS).
13382 2008-02-06 Jan Hubicka <jh@suse.cz>
13385 * i386.md (moddf_integer): Do not produce partial memory stalls for
13386 targets where it hurts.
13388 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
13391 * optabs.c (expand_float): Do not check for decimal modes when
13392 expanding unsigned integer through signed conversion.
13394 2008-02-06 Nick Clifton <nickc@redhat.com>
13396 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
13397 inside the clobber with a match_operand and duplicated operand
13398 number in the constraint.
13399 (ineqbranchsi): Delete redundant comment.
13401 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
13403 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
13404 builtin_define ("__USE_INIT_FINI__").
13405 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
13407 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
13409 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13411 PR documentation/30330
13412 * doc/invoke.texi (C++ Dialect Options)
13413 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13414 For each warning option -Wfoo that allows -Wno-foo, ensure both
13415 -Wfoo and -Wno-foo are listed in the option index. Fix index
13416 entry of -Wswitch-default, index -Wnormalized= including the
13417 `=', and -Wlarger-than-@var{len} including @var{len}.
13419 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13421 * config/i386/i386.md (floatunssisf2): Use
13422 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
13423 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
13424 Macroize expander using MODEF mode iterator.
13426 2008-02-05 Diego Novillo <dnovillo@google.com>
13428 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
13431 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
13433 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13436 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
13438 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
13441 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
13442 to indicate if a message should be generated.
13443 (init_cumulative_args): Updated.
13444 (function_value_32): Likewise.
13446 2008-02-05 Joseph Myers <joseph@codesourcery.com>
13448 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
13450 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13453 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
13454 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
13456 2008-02-04 Diego Novillo <dnovillo@google.com>
13458 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
13461 * tree-vrp.c (vrp_evaluate_conditional): With
13462 -Wtype-limits, emit a warning when comparing against a
13463 constant outside the natural range of OP0's type.
13465 2008-02-04 Richard Guenther <rguenther@suse.de>
13467 PR middle-end/33631
13468 * expr.c (count_type_elements): Give for unions instead of
13471 2008-02-04 Richard Guenther <rguenther@suse.de>
13473 PR middle-end/35043
13474 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
13475 to TYPE_DOMAINs base type instead of using bitsizetype here.
13477 2008-02-03 Jason Merrill <jason@redhat.com>
13479 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
13481 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13484 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
13485 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
13486 (RS/6000 and PowerPC Options): Fix typos and markup.
13487 * doc/passes.texi (Tree-SSA passes): Likewise.
13489 2008-02-02 Michael Matz <matz@suse.de>
13492 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
13493 from record_last_reg_set_info.
13494 (record_last_reg_set_info): Take an RTX argument, iterate over all
13495 constituent hardregs.
13496 (record_last_set_info, record_opr_changes): Change calls to
13497 new signature or to record_last_reg_set_info_regno.
13499 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
13501 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
13503 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
13505 PR rtl-optimization/34773
13506 * reg-notes.def (EQUAL): Mention significance of combination of
13507 REG_EQUAL and REG_RETVAL.
13508 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
13509 insn that has a REG_RETVAL.
13511 2008-02-01 Roger Sayle <roger@eyesopen.com>
13514 * configure.ac (--enable-fixed-point): Disable unless explicitly
13516 * configure: Regenerate.
13518 2008-02-01 Richard Guenther <rguenther@suse.de>
13521 * invoke.texi (-finline-limit): Remove no longer true parts
13522 of the documentation. Note that there is no default value.
13524 2008-02-01 Andrew Pinski <pinskia@gmail.com>
13525 Mark Mitchell <mark@codesourcery.com>
13526 Ben Elliston <bje@au.ibm.com>
13529 * doc/extend.texi (Other Builtins): Document.
13531 2008-01-31 Tom Browder <tom.browder@gmail.com>
13533 * doc/c-tree.texi (Types): Fix grammar.
13534 (Expression trees): Ditto.
13535 * doc/passes.texi (Tree-SSA passes): Ditto.
13537 * doc/configterms.texi (Configure Terms): Fix typo.
13538 * doc/cpp.texi (Common Predefined Macros): Ditto.
13539 * doc/md.texi (Machine Constraints): Ditto.
13541 * doc/makefile.texi (Makefile): Add comma.
13543 2008-01-31 Tom Browder <tom.browder@gmail.com>
13544 Gerald Pfeifer <gerald@pfeifer.com>
13546 * doc/sourcebuild.texi (Front End): Remove references to CVS
13547 and CVSROOT/modules.
13548 (Texinfo Manuals): Replace reference to CVS by one to SVN.
13549 (Back End): Remove reference to CVS.
13551 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13554 * config/mips/mips.c (gen_load_const_gp): New function, taking a
13556 (mips16_gp_pseudo_reg): ...here.
13557 * config/mips/mips.md (load_const_gp): Replace with...
13558 (load_const_gp_<mode>): ...this :P-based insn.
13560 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13562 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
13563 options. Minor fixes.
13564 (-std): Move reference to standards closer to where language
13565 standards are first mentioned.
13567 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13569 PR rtl-optimization/34995
13570 * reload.c (alternative_allows_const_pool_ref): Take an rtx
13571 parameter and return a bool. If the rtx parameter is nonnull,
13572 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
13573 (find_reloads): Update call accordingly. Pass the new operand
13574 if it needed no address reloads, otherwise pass null.
13576 2008-01-30 Richard Henderson <rth@redhat.com>
13579 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
13580 for unbounded arrays.
13582 2008-01-30 Silvius Rus <rus@google.com>
13584 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
13586 2008-01-30 Jan Hubicka <jh@suse.cz>
13589 * i386.c (init_cumulative_args): Use real function declaration when
13592 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
13594 PR rtl-optimization/34998
13595 * global.c (build_insn_chain): Treat non-subreg_lowpart
13596 SUBREGs of pseudos as clobbering all the words covered by the
13597 SUBREG, not just all the bytes.
13598 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
13599 original df_ref rather than an extract parameter.
13600 (global_conflicts): Update call accordingly.
13602 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13604 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13605 the overflow check to make it easier to read.
13606 (__fixtfdi): Change the type of the ll member in union
13607 long_double to UDItype_x.
13609 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13611 PR middle-end/34969
13612 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13613 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13614 * tree-inline.c (fold_marked_statements): Call
13615 cgraph_update_edges_for_call_stmt if folding a call statement.
13616 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13617 debug_generic_stmt calls, reset it back afterwards.
13620 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13622 * c-typeck.c (build_external_ref): Don't pedwarn about
13623 static vars in current function's scope.
13625 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13627 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13629 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13632 * ipa-struct-reorg.c: Fix spelling.
13633 * params.def: Ditto.
13635 2008-01-29 Richard Guenther <rguenther@suse.de>
13637 PR middle-end/35006
13638 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13640 * tree-inline.c (remap_type): Increment remapping_type_depth
13641 around remapping types.
13642 (copy_body_r): Only add referenced variables if they are referenced
13643 from code, not types.
13645 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
13656 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
13657 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
13659 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
13662 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
13663 pointer for tiny stack.
13665 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13667 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
13669 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13671 * config/vx-common.h: Fix typo in comment.
13673 2008-01-28 Ian Lance Taylor <iant@google.com>
13677 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13678 coalesce pointers if they have different DECL_NO_TBAA_P values.
13679 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13680 between variables with different DECL_NO_TBAA_P values.
13682 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13685 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13686 are not legitimate small data references on SPE targets.
13688 2008-01-28 David Daney <ddaney@avtrex.com>
13690 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13692 2008-01-28 David Daney <ddaney@avtrex.com>
13694 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13696 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13698 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13699 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13700 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13701 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13702 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13703 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13704 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13705 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13707 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13709 * basic-block.h (condjump_equiv_p): Fix comment.
13711 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13713 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13714 print_generic_stmt_indented): Fix comment.
13716 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13718 * configure.ac (__stack_chk_fail): Add detecion for availability
13719 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13720 * configure: Regenerate.
13722 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13724 PR middle-end/34688
13725 * final.c (output_addr_const): Handle TRUNCATE.
13727 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13730 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13731 (zero_cost, infinite_cost): New constants.
13732 (struct cost_pair): Change type of cost to comp_cost.
13733 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13734 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13736 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13737 split_address_cost, ptr_difference_cost, difference_cost,
13738 get_computation_cost_at, get_computation_cost,
13739 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13740 determine_use_iv_cost_condition, determine_use_iv_costs,
13741 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13742 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13743 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13744 Change type of cost to comp_cost.
13745 (determine_iv_cost): Increase cost of non-original ivs, instead
13746 of decreasing the cost of original ones.
13747 (get_address_cost): Indicate the complexity of the addressing mode
13749 (try_add_cand_for): Prefer using ivs not specific to some object.
13750 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13752 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13753 Janis Johnson <janis187@us.ibm.com>
13756 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13757 (TARGET_INSTANTIATE_DECLS): Likewise.
13758 * target.h (expand_to_rtl_hook): New target hook.
13759 (instantiate_decls): Likewise.
13760 * function.c (instantiate_decl): Make non-static. Rename to...
13761 (instantiate_decl_rtl): ... this.
13762 (instantiate_expr): Use instantiate_decl_rtl.
13763 (instantiate_decls_1): Likewise.
13764 (instantiate_decls): Likewise.
13765 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13766 * function.h (instantiate_decl_rtl): Add prototype.
13767 * cfgexpand.c (target.h): New include.
13768 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13769 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13770 (TARGET_INSTANTIATE_DECLS): Likewise.
13771 (TARGET_INITIALIZER): New target hooks added.
13772 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13774 * config/rs6000/rs6000.c (tree-flow.h): New include.
13775 (machine_function): Add sdmode_stack_slot field.
13776 (rs6000_alloc_sdmode_stack_slot): New function.
13777 (rs6000_instantiate_decls): Likewise.
13778 (rs6000_secondary_memory_needed_rtx): Likewise.
13779 (rs6000_check_sdmode): Likewise.
13780 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13781 (TARGET_INSTANTIATE_DECLS): Likewise.
13782 (rs6000_hard_regno_mode_ok): Allow SDmode.
13783 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13784 (rs6000_emit_move): Handle SDmode.
13785 (function_arg_advance): Likewise.
13786 (function_arg): Likewise.
13787 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13788 SDmode var args for 32-bit compiles.
13789 (rs6000_secondary_reload_class): Handle SDmode.
13790 (rs6000_output_function_epilogue): Likewise.
13791 (rs6000_function_value): Simplify if statement.
13792 (rs6000_libcall_value): Likewise.
13793 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13794 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13795 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13796 (movsd_hardfloat): New define_insn.
13797 (movsd_softfloat): Likewise.
13798 (movsd_store): Likewise.
13799 (movsd_load): Likewise.
13800 (extendsddd2): Likewise.
13801 (extendsdtd2): Likewise.
13802 (truncddsd2): Likewise.
13803 (movdd_hardfloat64): Fixup comment.
13804 (UNSPEC_MOVSD_LOAD): New constant.
13805 (UNSPEC_MOVSD_STORE): Likewise.
13807 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13810 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13812 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13813 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13814 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13815 and TRUTH_XOR_EXPR.
13817 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13820 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13821 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13822 __LONGDOUBLE128 too.
13823 * config/rs6000/aix61.h: New file.
13825 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13827 PR rtl-optimization/34959
13828 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13829 popcount and parity rtxes the same mode as their operand.
13830 Truncate or extend the result to the return value's mode
13833 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13836 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13837 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13838 to GOT_VERSION_REGNUM.
13839 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13840 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13841 * config/mips/mips.c (mips_emit_call_insn): New function.
13842 (mips_call_tls_get_addr): Call mips_expand_call directly.
13843 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13845 (mips16_build_call_stub): Likewise. Return the call insn or null.
13846 (mips_expand_call): Update the call to mips16_build_call_stub
13847 accordingly and a remove redundant condition. Assert that MIPS16
13848 stubs do not use lazy binding. Use mips_emit_call_insn and return
13850 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13852 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13853 (mips_avoid_hazard): Remove hazard_set handling.
13854 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13855 (UNSPEC_RESTORE_GP): ...this.
13856 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13857 (FAKE_CALL_REGNO): Rename to...
13858 (GOT_VERSION_REGNUM): ...this.
13859 (type): Add "ghost" value. Add an associated insn reservation.
13860 (hazard_set): Remove.
13861 (exception_receiver): Rename to...
13862 (restore_gp): ...this and update the unspec identifier accordingly.
13863 (exception_receiver, nonlocal_got_receiver): New expanders.
13864 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13865 FAKE_CALL_REGNO. Remove hazard_set attribute.
13866 (set_got_version, update_got_version): New patterns.
13868 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13871 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13873 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13876 * doc/install.texi2html: Generate gcc-vers.texi.
13878 2008-01-25 DJ Delorie <dj@redhat.com>
13880 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13882 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13884 * config/c4x: Remove directory.
13885 * config.gcc (crx-*, mt-*): Mark obsolete.
13886 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13887 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13888 sh-*-rtemscoff*): Remove cases.
13889 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13890 * real.c (encode_c4x_single, decode_c4x_single,
13891 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13892 c4x_extended_format): Remove.
13893 * real.h (c4x_single_format, c4x_extended_format): Remove.
13894 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13896 (Pragmas): Remove comment about c4x pragmas.
13897 * doc/install.texi (c4x): Remove target-specific instructions.
13898 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13899 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13900 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13901 refer to C4x source files as examples.
13902 (C4X_FLOAT_FORMAT): Remove documentation.
13904 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13906 * config/bfin/bfin.c (override_options): Reorder tests so that
13907 flag_pic gets enabled for -msep-data.
13909 2008-01-25 Richard Guenther <rguenther@suse.de>
13911 PR middle-end/32244
13912 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13913 to its bitfield precision if required.
13915 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13917 PR middle-end/33880
13918 * tree-nested.c (walk_omp_for): New function.
13919 (convert_nonlocal_reference, convert_local_reference): Call
13920 walk_omp_for on OMP_FOR.
13921 (convert_call_expr): Call walk_body on OMP_FOR's
13922 OMP_FOR_PRE_INIT_BODY.
13924 2008-01-25 Richard Guenther <rguenther@suse.de>
13926 PR tree-optimization/34966
13927 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13928 default defs and PHI_NODEs we have to insert after the
13929 defining statement.
13931 2008-01-24 Nick Clifton <nickc@redhat.com>
13933 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13934 Provide a default definition.
13935 (LIBGCC2_UNITS_PER_WORD): Likewise.
13937 * config/stormy16/stormy16.c: Include df.h for the prototype
13938 for df_regs_ever_live_p.
13939 (xstormy16_expand_builtin_va_start): Convert the stack offset
13940 into a component_ref and then use POINTER_PLUS_EXPR to add it
13941 to the incoming_virtual_args_rtx.
13942 (xstormy16_gimplify_va_arg_expr): Rename to
13943 xstormy16_gimplify_va_arg_expr.
13944 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13945 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13946 xstormy16_gimplify_va_arg_expr.
13947 Fix up some formatting issues.
13949 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13950 Move to predicates.md.
13951 (xs_hi_general_operand): Likewise.
13952 (xs_hi_nonmemory_operand): Likewise.
13953 * config/stormy16/predicates.md:
13954 (xstormy16_carry_plus_operand): New predicate.
13955 (xs_hi_general_operand): New predicate.
13956 (xs_hi_nonmemory_operand): New predicate.
13957 * config/stormy16/stormy16-protos.h:
13958 (xstormy16_carry_plus_operand): Delete prototype.
13959 (xs_hi_general_operand): Likewise.
13960 (xs_hi_nonmemory_operand): Likewise.
13962 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13963 modifiers as they are no longer needed and they can trigger
13964 reload spill failures.
13966 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13967 with a match_operand in order to help reload.
13969 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13970 constraint with 'e' for the 8th alternative as this version of
13971 the mov.w instruction only accepts the lower 8 registers.
13973 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13976 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13977 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13980 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13982 PR middle-end/33333
13983 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13985 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13987 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13989 (remove_structure): Update allocations list before removing structure.
13991 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13993 * ipa-struct-reorg.c (is_safe_cond_expr,
13994 create_new_stmts_for_cond_expr): Use integer_zerop function,
13995 that recognize not only zero-pointer, but zero-integer too.
13997 2008-01-25 Ben Elliston <bje@au.ibm.com>
14000 * fixproto: Escape "." in sed expression that strips leading "./".
14002 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
14005 * gcc.c (SWITCH_OK): Removed.
14006 (SWITCH_LIVE): Changed to bit.
14007 (SWITCH_FALSE): Likewise.
14008 (SWITCH_IGNORE): Likewise.
14009 (switchstr): Change live_cond to unsigned int.
14010 (process_command): Replace SWITCH_OK with 0.
14011 (do_self_spec): Likewise.
14012 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
14013 (give_switch): Likewise.
14014 (used_arg): Likewise.
14015 (do_spec_1): Set the SWITCH_IGNORE bit.
14016 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
14017 bits. Set the SWITCH_LIVE bit.
14019 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14021 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
14023 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
14025 PR tree-optimization/34472
14026 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
14027 parameter to a "bool *" and set *DATA to false if there is
14028 an unsafe access. Do not delete the structure here.
14029 (check_cond_exprs): Delete it here instead.
14030 (check_cond_exprs, exclude_cold_structs): Do not increase
14031 I when removing a structure.
14033 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
14036 * config/i386/i386.c (ix86_expand_vector_init): Consider only
14037 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
14039 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
14041 PR middle-end/34934
14042 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
14043 a fixed vector for stack.
14045 2008-01-24 Ben Elliston <bje@au.ibm.com>
14048 * doc/gcc.texi (Software development): Add a direntry for g++.
14050 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
14052 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
14053 stale and straggling -fforce-addr comments above.
14055 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
14057 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
14058 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
14060 2008-01-23 Michael Matz <matz@suse.de>
14063 * dwarf2out.c (force_type_die): Use modified_type_die instead of
14066 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
14068 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
14069 malloc result type.
14071 2008-01-23 Anatoly Sokolov <aesok@post.ru>
14073 * config/avr/avr.c (avr_current_arch): New variable.
14074 (avr_arch_types): Add 'avr31' and 'avr51' entries.
14075 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
14076 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
14077 (avr_override_options): Init 'avr_current_arch'.
14078 (base_arch_s): Move from here...
14079 * config/avr/avr.h (base_arch_s): ... here. Add new members
14080 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
14081 'mega' to 'have_jmp_call'.
14082 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
14083 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
14085 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
14087 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14088 MULTILIB_MATCHES): (Ditto.).
14090 2008-01-23 Richard Guenther <rguenther@suse.de>
14092 PR middle-end/31529
14093 * cgraphunit.c (cgraph_reset_node): Always mark the node
14094 not reachable if it is not queued already.
14096 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
14098 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
14099 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
14100 (cputype_selected): New static variable.
14101 (bfin_handle_option): Set it if -mcpu is used.
14102 (override_option): Select default set of workarounds if no cpu type
14103 selected on the command line.
14104 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
14106 From Michael Frysinger <michael.frysinger@analog.com>
14107 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
14108 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
14110 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
14111 for bf547, bf523, bf524, and bf526.
14112 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
14114 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14115 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
14116 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
14117 __ADSPBF547__ and __ADSPBF54x__ for bf547.
14118 * doc/invoke.texi (Blackfin Options): Document that
14119 -mcpu now accept bf547, bf523, bf524, and bf526.
14121 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
14123 PR rtl-optimization/34628
14124 * combine.c (try_combine): Stop and undo after the first combination
14125 if an autoincrement side-effect on the first insn has effectively
14128 2008-01-22 David Edelsohn <edelsohn@gnu.org>
14131 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
14132 Offset addresses are not valid for Altivec or paired float modes.
14134 2008-01-22 Jakub Jelinek <jakub@redhat.com>
14137 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
14138 if DECL_INITIAL (decl) is error_mark_node.
14141 * c-common.c (handle_vector_size_attribute): Only allow
14142 integral, scalar float and fixed point types. Handle OFFSET_TYPE
14143 the same way as pointer, array etc. types.
14144 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
14147 * tree.c (build_type_attribute_qual_variant): Call
14148 build_qualified_type if attributes are equal, but quals are not.
14150 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14153 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
14154 * flags.h (warn_strict_aliasing): Remove.
14155 (warn_strict_overflow): Remove.
14156 * opts.c (warn_strict_aliasing): Remove.
14157 (warn_strict_overflow): Remove.
14158 * c-opts.c (c_common_handle_option): -Wall only sets
14159 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
14160 (c_common_post_options): Give default values to -Wstrict-aliasing
14161 and -Wstrict-overflow if they are uninitialized.
14162 * common.opt (Wstrict-aliasing): Specify Var and Init.
14163 (Wstrict-overflow): Likewise.
14165 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14167 PR rtl-optimization/26854
14168 PR rtl-optimization/34400
14169 PR rtl-optimization/34884
14170 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
14172 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
14173 (df_rd_bb_info.expanded_lr_out): Deleted
14174 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
14175 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
14176 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14177 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14178 Removed code to allocate, initialize or free expanded_lr_out.
14179 (df_rd_bb_local_compute_process_def): Restructured to make more
14181 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
14182 sets if the sets are being trimmed.
14184 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
14187 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
14188 (as_vers): Likewise.
14189 * configure: Regenerated.
14191 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14193 PR middle-end/33092
14194 * tree-pass.h (pass_build_alias): New pass.
14195 * tree-ssa-alias.c (gate_build_alias): New.
14196 (pass_build_alias): New.
14197 * passes.c (init_optimization_passes): Add pass_build_alias after
14198 pass_create_structure_vars.
14200 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
14202 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
14203 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
14204 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
14205 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
14206 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
14207 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
14208 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
14209 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
14210 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
14211 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
14212 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
14213 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
14214 * config/s390/s390.md (FP_ALL): New mode iterator.
14215 (_d): New mode attribute.
14216 ("*signbit<mode>2>"): Changed mode of first operand.
14217 ("isinf<mode>2"): Changed mode of first operand.
14218 ("*TDC_insn"): Adaptation for DFP modes.
14220 2008-01-22 Ben Elliston <bje@au.ibm.com>
14222 * tree.c (check_qualified_type): Improve function description.
14224 2008-01-21 Jason Merrill <jason@redhat.com>
14227 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
14228 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
14231 2008-01-21 DJ Delorie <dj@redhat.com>
14233 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
14236 2008-01-21 Richard Guenther <rguenther@suse.de>
14238 PR middle-end/34856
14239 * tree-cfg.c (verify_expr): Allow all invariant expressions
14240 instead of just constant class ones as reference argument.
14241 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
14242 like any other constant.
14243 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14245 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
14247 * regmove.c (fixup_match_1): Update call crossed frequencies.
14249 2008-01-21 Richard Guenther <rguenther@suse.de>
14252 * tree-inline.c (setup_one_parameter): Deal with mismatched
14253 types using a VIEW_CONVERT_EXPR.
14255 2008-01-21 Alon Dayan <alond@il.ibm.com>
14256 Olga Golovanevsky <olga@il.ibm.com>
14258 PR tree-optimization/34701
14259 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
14260 when the structure size is not a power of 2.
14262 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
14264 * doc/install.texi: Add doc for --enable-checking=df.
14266 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
14268 PR rtl-optimization/34808
14269 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
14271 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14273 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
14276 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14278 PR rtl-optimization/26854
14279 PR rtl-optimization/34400
14280 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
14282 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
14283 (df_rd_bb_info.expanded_lr_out): New.
14284 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
14285 * loop_iv.c (iv_analysis_loop_init): Ditto.
14286 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14287 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14288 Added code to allocate, initialize or free expanded_lr_out.
14289 (df_rd_bb_local_compute_process_def): Restructured to make
14290 more understandable.
14291 (df_rd_confluence_n): Add code to do nothing with fake edges and
14292 code to no apply invalidate_by_call sets if the sets are being trimmed.
14293 (df_lr_local_finalize): Renamed to df_lr_finalize.
14294 (df_live_local_finalize): Renamed to df_live_finalize.
14296 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14299 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
14300 deciding whether to use reciprocal instructions.
14302 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
14304 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
14305 dwarf2out_note_section_used if cold_text_section is NULL.
14307 2008-01-19 Jakub Jelinek <jakub@redhat.com>
14309 PR gcov-profile/34610
14310 * tree-cfg.c (make_edges): Mark both outgoing edges from
14311 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
14312 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
14313 from OMP_FOR and OMP_CONTINUE outgoing edges.
14315 * tree-profile.c (tree_profiling): Return early if
14316 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
14318 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
14319 from cfun to child_cfun.
14320 * function.h (struct function): Add after_tree_profile bit.
14322 2008-01-19 Anatoly Sokolov <aesok@post.ru>
14324 * config/avr/avr.S (_exit): Disable interrupt.
14326 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14327 Steven Bosscher <stevenb.gcc@gmail.com>
14329 PR rtl-optimization/26854
14330 PR rtl-optimization/34400
14331 * df-problems.c (df_live_scratch): New scratch bitmap.
14332 (df_live_alloc): Allocate df_live_scratch when doing df_live.
14333 (df_live_reset): Clear the proper bitmaps.
14334 (df_live_bb_local_compute): Only process the artificial defs once
14335 since the order is not important.
14336 (df_live_init): Init the df_live sets only with the variables
14337 found live by df_lr.
14338 (df_live_transfer_function): Use the df_lr sets to prune the
14339 df_live sets as they are being computed.
14340 (df_live_free): Free df_live_scratch.
14342 2008-01-18 Ian Lance Taylor <iant@google.com>
14344 * common.opt: Add fmerge-debug-strings.
14345 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
14346 flag_merge_debug_strings rather than flag_merge_constants.
14347 * doc/invoke.texi (Option Summary): Mention
14348 -fmerge-debug-strings.
14349 (Debugging Options): Document -fmerge-debug-strings.
14351 2008-01-18 Ian Lance Taylor <iant@google.com>
14354 * tree.h (DECL_IS_OPERATOR_NEW): Define.
14355 (struct tree_function_decl): Add new field operator_new_flag.
14356 * tree-inline.c (expand_call_inline): When inlining a call to
14357 operator new, force the return value to go into a variable, and
14358 set DECL_NO_TBAA_P on that variable.
14359 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
14361 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
14364 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
14365 DWARF2_DEBUGGING_INFO.
14366 (dwarf2out_note_section_used): Ditto. Add prototype.
14367 (have_multiple_function_sections, text_section_used,
14368 cold_text_section_used, *cold_text_sections): Move declarations
14371 2008-01-17 Bob Wilson <bob.wilson@acm.org>
14373 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
14374 field and add signal_ra.
14375 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
14376 assignments to frame state pc. Move end of stack check after
14377 MD_FALLBACK_FRAME_STATE_FOR.
14378 (uw_update_context_1): Use frame state signal_regs if set, instead
14379 of checking signal_frame flag.
14380 (uw_update_context): Use frame state signal_ra if set.
14381 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
14382 * config/xtensa/linux-unwind.h: New file.
14384 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
14386 * modulo-sched.c (get_sched_window): Fix comment typo.
14388 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
14390 PR tree-optimization/34648
14391 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
14393 2008-01-17 Anatoly Sokolov <aesok@post.ru>
14395 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
14396 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
14398 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
14400 PR rtl-optimization/34400
14401 * df-core.c (df_worklist_dataflow_overeager,
14402 df_worklist_dataflow_doublequeue): New functions.
14403 (df_worklist_dataflow): Two different worklist solvers.
14404 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
14407 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14410 * doc/invoke.texi: Document the dependence on pthread for fopenmp
14411 and ftree-parallelize-loops.
14413 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
14415 PR rtl-optimization/34826
14416 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
14418 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
14420 * global.c (find_reg): Mark the eh regs as used if necessary.
14421 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
14422 * ra.h (struct allocno): no_eh_reg field added. Changed
14423 no_stack_reg type to bitfield.
14425 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
14427 * tree.c (substitute_in_expr): Add missing 'break'.
14429 2008-01-17 Richard Guenther <rguenther@suse.de>
14431 PR tree-optimization/34825
14432 * tree-ssa-math-opts.c (is_division_by): Do not recognize
14433 x / x as division to handle.
14435 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14437 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
14438 "-pthread" is specified.
14439 * pa-hpux11.h (LIB_SPEC): Likewise.
14441 2008-01-16 Janis Johnson <janis187@us.ibm.com>
14442 Peter Bergner <bergner@vnet.ibm.com>
14444 PR rtl-optimization/33796
14445 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
14447 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14449 PR libgfortran/34699
14450 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
14452 * pa-hpux10.h (LINK_SPEC): Likewise.
14453 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
14455 2008-01-16 Richard Guenther <rguenther@suse.de>
14457 PR middle-end/32628
14458 * fold-const.c (fold_convert_const_int_from_int): Do not
14459 set overflow if that occured only because of a sign extension
14460 change when converting from/to a sizetype with the same
14461 precision and signedness.
14463 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14466 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
14467 location address to the correct place. Update copyright year.
14469 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14471 * lambda-code.c (lambda_transform_legal_p): Handle the case of
14472 no dependences in the dependence_relations vector.
14474 2008-01-16 Jan Hubicka <jh@suse.cz>
14476 PR rtl-optimization/31396
14477 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
14478 * cfg.c (dump_reg_info): Print it.
14479 * regs.h (struct reg_info_t): add freq_calls_crossed.
14480 (REG_FREQ_CALLS_CROSSED): New macro.
14481 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
14482 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
14483 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
14484 regmove_optimize): Update call crossed frequencies.
14485 * local-alloc.c (struct qty): Add freq_calls_crossed.
14486 (alloc_qty): Copute freq_calls_crossed.
14487 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
14488 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
14489 * ra.h (struct allocno): Add freq_calls_crossed.
14491 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14493 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
14494 libgomp when compiling with ftree-parallelize-loops.
14495 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
14497 2008-01-16 Richard Guenther <rguenther@suse.de>
14499 PR tree-optimization/34769
14500 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
14501 * tree.c (int_cst_value): Instead make this function more
14502 permissive in what it accepts as valid input. Document this
14503 function always sign-extends the value.
14505 2008-01-16 Jakub Jelinek <jakub@redhat.com>
14506 Richard Guenther <rguenther@suse.de>
14509 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
14510 (gimple_fold_indirect_ref_rhs): ... this.
14511 (gimple_fold_indirect_ref): New function with foldings
14512 that preserve lvalueness.
14513 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
14514 * tree-flow.h (gimple_fold_indirect_ref): Declare.
14515 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
14516 to fold an INDIRECT_REF, fall back to the old use of
14517 fold_indirect_ref_1.
14519 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14521 * tree-data-ref.c (subscript_dependence_tester_1): Call
14522 free_conflict_function.
14523 (compute_self_dependence): Same.
14525 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14528 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
14529 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
14531 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
14532 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
14533 for DWARF2_UNWIND_INFO targets.
14535 2008-01-16 Richard Guenther <rguenther@suse.de>
14538 * c-typeck.c (common_pointer_type): Do not merge inconsistent
14539 type qualifiers for function types.
14541 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
14543 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
14544 loop_iterator li from previous commit.
14546 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
14548 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
14550 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14552 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
14553 (parallelize_loops): Don't parallelize irreducible components.
14555 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14558 * c-opts (c_common_post_options): Do not enable CPP
14559 flag_pedantic_errors by default.
14561 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
14563 PR rtl-optimization/31944
14564 * cse.c (remove_pseudo_from_table): New function.
14565 (merge_equiv_classes): Use above function to remove pseudo-registers.
14566 (invalidate): Likewise.
14568 2008-01-13 Richard Guenther <rguenther@suse.de>
14570 PR middle-end/34601
14571 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
14572 instead of TYPE_MODE to deal with calls from expand_one_error_var.
14574 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
14576 * gcse.c (cprop_jump): Call validate_unshare_change instead of
14577 validate_change to unshare the source of the PC set.
14579 2008-01-12 Jan Hubicka <jh@suse.cz>
14581 PR middle-end/32135
14582 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
14583 references above array bounds. This might trigger bounds checks for
14584 pointers to arrays.
14586 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14588 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
14589 new_replaceable_dependencies.
14591 2008-01-12 Doug Kwan <dougkwan@google.com>
14593 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
14594 instead of OPT_Wreturn_type in warning due to ignored return type
14596 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
14597 options included in -Wextra.
14598 * c.opt: New option -Wignored_qualifiers.
14599 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14600 -Wignore_qualifiers.
14601 (-Wignored-qualifiers): Document.
14602 (-Wreturn-type): Remove description of functionality now handled
14603 by -Wignored-qualifiers.
14605 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14608 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14609 NOP_EXPR if it is between integral types with the same precision.
14611 2008-01-12 Jan Hubicka <jh@suse.cz>
14614 * invoke.texi (max-inline-recursive-depth): Fix default value.
14616 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14618 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14621 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14623 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14625 2008-01-11 James E. Wilson <wilson@specifix.com>
14628 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14630 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14632 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14633 save/restore frame pointer register and don't use 'call-prologues'
14634 optimization in function with "OS_task" attribute.
14636 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14638 PR middle-end/31309
14639 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14640 when copying to memory.
14642 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14644 PR rtl-optimization/30905
14645 * cfgcleanup.c: Include dce.h
14646 (crossjumps_occured): New global variable.
14647 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14648 If something changed, set crossjumps_occured to true.
14649 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14650 Don't add/remove fake edges to exit here...
14651 (cleanup_cfg): ...but do it here, when crossjumping.
14652 Run a fast DCE when successful crossjumps occured in the latest
14653 iteration of try_optimize_cfg.
14655 2008-01-11 Richard Guenther <rguenther@suse.de>
14657 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
14658 (struct vn_unary_op_s): Likewise.
14659 (vn_reference_insert): Free old reference on hash collision.
14661 2008-01-10 Raksit Ashok <raksit@google.com>
14663 PR rtl-optimization/27971
14664 * combine.c (find_split_point): Split PLUS expressions which are
14665 inside a MEM rtx, and whose first operand is complex.
14667 2008-01-10 DJ Delorie <dj@redhat.com>
14669 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
14670 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
14671 (m32c_hard_regno_ok): Call the underlying function.
14673 2008-01-10 Richard Guenther <rguenther@suse.de>
14675 PR middle-end/34683
14676 * tree-cfg.c (tree_merge_blocks): Do not go through the
14677 full-blown folding and stmt updating path if we just deal
14678 with virtual operands.
14679 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14680 test for abnormal SSA_NAMEs.
14682 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14684 PR middle-end/34641
14685 * reload.c (push_reload): Add assertions. All constants from
14686 reg_equiv_constant should have been used for replacing the respective
14688 (find_reloads_address): Invoke find_reloads_address_part for
14689 constant taken from the reg_equiv_constant array.
14691 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14693 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14694 field (valnum) the first in the struct. Replace bools with
14697 2008-01-10 Richard Guenther <rguenther@suse.de>
14699 PR tree-optimization/34651
14700 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14701 types and ordering for masking and converting.
14703 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14705 PR tree-optimization/34017
14706 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14707 also for PHI_NODE expressions.
14709 2008-01-09 Jan Hubicka <jh@suse.cz>
14711 PR tree-optimization/34708
14712 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14713 based on number of case labels.
14714 (init_inline_once): Remove switch_cost.
14715 * tree-inline.h (eni_weights_d): Remove switch_cost.
14717 2008-01-09 Richard Guenther <rguenther@suse.de>
14718 Andrew Pinski <andrew_pinski@playstation.sony.com>
14720 PR middle-end/30132
14721 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14722 temporary if an rvalue is ok or an lvalue is not required.
14724 2008-01-09 Richard Guenther <rguenther@suse.de>
14726 PR middle-end/34458
14727 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14728 adjust return type.
14730 2008-01-09 Richard Guenther <rguenther@suse.de>
14732 PR middle-end/34679
14733 * tree.c (host_integerp): Check for sizetype only if the
14734 type is an integer type.
14736 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14739 * opts.c (decode_options): Disable inlining of functions called
14740 once if not in unit-at-a-time mode.
14742 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14744 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14746 2008-01-08 Richard Guenther <rguenther@suse.de>
14748 PR middle-end/31863
14749 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14750 out early if the result will be unused.
14752 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14757 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14758 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14761 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14763 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14764 for vectorization tuned.
14766 2008-01-08 Richard Guenther <rguenther@suse.de>
14768 PR tree-optimization/34683
14769 * tree-ssa-operands.c (operand_build_cmp): Export.
14770 * tree-ssa-operands.h (operand_build_cmp): Declare.
14771 * tree-vn.c (vuses_compare): Remove.
14772 (sort_vuses): Use operand_build_cmp.
14773 (sort_vuses_heap): Likewise.
14774 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14775 to re-use old VEC if available. Do not sort already sorted VUSEs.
14776 (vdefs_to_vec): Do not sort already sorted VDEFs.
14778 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14780 PR middle-end/34694
14781 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14783 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14786 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14787 limitations of reciprocal sequences on x86 targets.
14789 2008-01-08 Richard Guenther <rguenther@suse.de>
14791 PR tree-optimization/34683
14792 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14794 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14797 * config/darwin.c (darwin_mergeable_string_section): Don't use
14798 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14800 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14803 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14804 negxf2. Macroize expander using X87MODEF mode iterator. Change
14805 predicates of op0 and op1 to register_operand.
14806 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14807 expander using X87MODEF mode iterator. Change predicates of
14808 op0 and op1 to register_operand.
14809 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14810 corresponding patterns and macroize using MODEF macro. Change
14811 predicates of op0 and op1 to register_operand and remove
14812 "m" constraint. Disparage "r" alternative with "!".
14813 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14814 macroize using X87MODEF macro. Change predicates of op0 and op1
14815 to register_operand and remove "m" constraint. Disparage "r"
14816 alternative with "!".
14817 (absneg splitter with memory operands): Remove.
14818 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14819 patterns and macroize using X87MODEF mode iterator.
14820 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14821 Change predicate of op1 to register_operand.
14822 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14823 for memory operands.
14825 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14827 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14829 2008-01-07 Richard Guenther <rguenther@suse.de>
14831 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14834 2008-01-07 Richard Guenther <rguenther@suse.de>
14836 PR tree-optimization/34683
14837 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14838 VOPs of the needed size to save memory. Use VEC_quick_push
14839 to save compile-time.
14840 (vdefs_to_vec): Likewise.
14842 2008-01-07 Sa Liu <saliu@de.ibm.com>
14844 * config/spu/spu.md (divdf3): Genetate inline code for double
14845 division. The implementation doesn't handle INF or NAN, therefore it
14846 only applies when -ffinite-math-only is given.
14848 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14851 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14852 * doc/cpp.texi ([Common Predefined Macros]): Document.
14854 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14856 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14857 order to use commutative addition instead of subtraction.
14859 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14860 Mircea Namolaru <namolaru@il.ibm.com>
14861 Vladimir Yanovsky <yanov@il.ibm.com>
14862 Revital Eres <eres@il.ibm.com>
14864 PR tree-optimization/34263
14865 * tree-outof-ssa.c (process_single_block_loop_latch,
14866 contains_tree_r): New functions.
14867 (analyze_edges_for_bb): Call process_single_block_loop_latch
14868 function to empty single-basic-block latch block if possible.
14870 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14872 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14874 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14876 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14878 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14880 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14882 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14884 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14886 PR tree-optimization/34618
14887 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14890 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14893 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14894 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14895 Update copyright year.
14897 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14898 Update copyright year.
14899 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14902 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14904 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14905 edge does not point to current bb before changing need_assert.
14907 2008-01-04 Richard Guenther <rguenther@suse.de>
14909 PR middle-end/34029
14910 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14911 for verifying purposes if they are is_gimple_min_invariant.
14913 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14915 PR tree-optimization/34448
14916 PR tree-optimization/34465
14917 * gimplify.c (gimplify_init_constructor): Add new parameter
14918 notify_temp_creation. Use it.
14919 (gimplify_modify_expr_rhs): Take volatiles into account when
14920 optimizing constructors.
14921 Do not optimize constructors if gimplify_init_constructor will dump to
14923 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14924 * gcc.c-torture/compile/pr34448.c: New.
14926 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14928 PR gcov-profile/34609
14929 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14930 return_slot if result is TREE_ADDRESSABLE.
14932 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14934 * config/mips/mips.md (sqrt_condition): Tweak comment.
14935 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14937 2008-01-03 Tom Tromey <tromey@redhat.com>
14940 * c-common.c (c_type_hash): Handle VLAs.
14942 2008-01-03 Jan Hubicka <jh@suse.cz>
14944 PR tree-optimization/31081
14945 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14946 0 when inlining and not inlining to first basic block.
14947 (remap_decl): When var is initialized to 0, don't set default_def.
14948 (expand_call_inline): Set entry_bb.
14949 * tree-inline.h (copy_body_data): Add entry_bb.
14951 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14954 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14957 PR tree-optimization/29484
14958 * tree-inline.c (inline_forbidden_p_2): New function.
14959 (inline_forbidden_p): Disallow inlining if some static var
14960 has an address of a local LABEL_DECL in its initializer.
14961 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14964 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14966 PR tree-optimization/34635
14967 * tree-data-ref.c (add_other_self_distances): Make sure that the
14968 evolution step is constant.
14970 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14972 PR middle-end/34608
14973 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14975 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14977 * tree-sra.c (scalarize_init): Insert the generate_element_init
14978 statements after the generate_element_zero statements.
14980 2008-01-02 Richard Guenther <rguenther@suse.de>
14982 PR middle-end/34093
14983 PR middle-end/31976
14984 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14985 for very large number of operands instead of ICEing.
14987 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14990 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14991 while stack probing.
14993 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14995 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14998 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
15000 PR libmudflap/26442
15001 * tree-mudflap.c (mx_register_decls): Guard warning by
15002 !DECL_ARTIFICIAL check.
15004 2008-01-01 Jakub Jelinek <jakub@redhat.com>
15006 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
15007 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
15008 sse5_perm<mode>): Fix constraints.