1 2008-07-11 Tom Tromey <tromey@redhat.com>
2 Ian Lance Taylor <iant@google.com>
4 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
5 (struct c_common_resword): Define.
6 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8 (c_common_reswords, num_c_common_reswords): Declare.
9 * c-common.c (c_common_reswords): New global const array.
10 (num_c_common_reswords): New const int.
11 * c-parser.c (struct resword, reswords): Don't define.
12 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13 (c_parse_init): Clarify mask code. Use c_common_reswords rather
14 than reswords. If warning about C++ keywords, give them a special
16 (c_lex_one_token): Warn about C++ keywords. Call
17 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
18 (c_parser_external_declaration): Look for RID_xxx rather than
19 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
20 (c_parser_statement_after_labels): Likewise.
21 (c_parser_objc_class_instance_variables): Likewise.
22 (c_parser_objc_class_declaration): Likewise.
23 (c_parser_objc_try_catch_statement): Likewise.
24 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
25 (declspecs_add_type): Likewise.
27 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
29 * ggc-page.c (alloc_page):
30 Substituting xmalloc, xcalloc with
31 XNEWVEC and XCNEWVAR macros which add the
34 2008-07-11 Richard Guenther <rguenther@suse.de>
36 PR tree-optimization/36765
37 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
38 aliases from HEAP vars to SMTs.
40 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
42 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
43 * configure.ac (loose_warn): Move -Wc++-compat from here...
44 (strict_warn): ...to here.
45 * configure: Regenerate.
47 2008-07-10 Joseph Myers <joseph@codesourcery.com>
49 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
50 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
51 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
52 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
53 excluding more specific h8300-*-* and sh-*-* targets.
55 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
57 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert
60 (execute_pre): Call loop_optimizer_finalize in early exit.
62 2008-07-10 Jakub Jelinek <jakub@redhat.com>
65 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
66 uids in the bitmap, not just VAR_DECL uids.
68 PR rtl-optimization/36419
69 * combine-stack-adj.c (adjust_frame_related_expr): New function.
70 (combine_stack_adjustments_for_block): Call it if needed. Delete
72 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
73 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
74 prologue sp adjustment.
76 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
79 * opts.c (print_ignored_options): Report postponed diagnostics for
80 unknown -Wno-* options as warnings, not errors.
81 (postpone_unknown_option_error): Renamed to...
82 (postpone_unknown_option_warning): ... this.
84 2008-07-09 Doug Kwan <dougkwan@google.com>
87 2008-07-08 Doug Kwan <dougkwan@google.com>
89 * config/arm/arm.opt (mandroid): New option.
90 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
91 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
95 (STARTFILE_SPEC): Same.
97 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
100 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
103 * config/mips/mips.h (reg_class): Remove V1_REG.
104 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
105 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
107 (mips_get_tp): New function.
108 (mips_legitimize_tls_address): Use it.
109 * config/mips/constraints.md (v): Delete.
110 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
111 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
112 After reload, split into a move and ...
113 (*tls_get_tp_<mode>_split): ...this new instruction.
115 2008-07-09 David Daney <ddaney@avtrex.com>
117 * config/mips/driver-native.c: Include coretypes.h and tm.h.
119 2008-07-09 Jakub Jelinek <jakub@redhat.com>
121 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
122 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
124 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
125 htab_delete should be called. Don't free c.
126 (lookup_tmp_var): Create temp_htab lazily.
127 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
128 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
130 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
131 lower_omp_ordered, lower_omp_critical, lower_omp_for,
132 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
133 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
134 * tree-sra.c (generate_element_init): Likewise.
135 * tree-mudflap.c (execute_mudflap_function_ops,
136 execute_mudflap_function_decls): Likewise.
137 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
138 * tree-gimple.h (struct gimplify_ctx): New type.
139 (push_gimplify_context): Adjust prototype.
141 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
143 * tree-ssa-pre.c (phi_translate_1): Update placement of
146 2008-07-09 Anatoly Sokolov <aesok@post.ru>
148 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
149 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
150 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
151 * targhooks.c (default_hard_regno_scratch_ok): New function.
152 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
153 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
154 * recog.c: Include "target.h".
155 (peep2_find_free_register): Add check for global regs. Add target
157 * Makefile.in (recog.o): Depend on target.h.
159 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
161 * config/sh/sh.c (sh_canonical_va_list_type): New.
162 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
164 2008-07-09 Raksit Ashok <raksit@google.com>
166 * doc/invoke.texi (Option Summary): Mention new option
167 -Wdisallowed-function-list=...
168 (Warning Options): Document -Wdisallowed-function-list=...
169 * common.opt (Wdisallowed-function-list=): New flag.
170 * flags.h (warn_disallowed_functions): External definition of new
171 boolean warning flag.
172 (warn_if_disallowed_function_p): Declare new function.
173 * opts.c (warning_disallowed_functions): New static variable.
174 (warn_disallowed_functions): New boolean warning flag.
175 (warn_if_disallowed_function_p): New function.
176 (add_comma_separated_to_vector): Rename
177 add_instrument_functions_exclude_list to this.
178 (common_handle_option): Handle new option. Rename calls to
179 add_instrument_functions_exclude_list into calls to
180 add_comma_separated_to_vector.
181 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
182 based on flag warn_disallowed_functions.
184 2008-07-09 Christian Bruel <christian.bruel@st.com>
186 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
187 instead of get_attr_length.
189 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
191 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
193 * genemit.c (gen_insn): Likewise.
194 * gengtype.c (note_def_vec): Likewise.
195 * gengtype.h (note_def_vec): Likewise.
196 * genoutput.c (struct data, output_insn_data, process_template,
197 gen_expand, gen_split, note_constraint): Likewise.
198 * genrecog.c (new_decision, add_to_sequence, factor_tests,
199 make_insn_sequence): Likewise.
200 * gensupport.c (record_insn_name): Likewise.
202 2008-07-08 Doug Kwan <dougkwan@google.com>
204 * config/arm/arm.opt (mandroid): New option.
205 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
206 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
208 (CC1PLUS_SPEC): Same.
210 (STARTFILE_SPEC): Same.
211 (ENDFILE_SPEC): Same.
212 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
215 2008-07-08 Raksit Ashok <raksit@google.com>
217 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
218 (set_storage_via_setmem): Fix expected_align parameter.
219 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
220 missing from the list.
221 * doc/md.texi (movmem): Explicitly state that expected alignment is
222 to be expressed in bytes.
223 (setmem): Explicitly state that expected alignment is to be expressed
226 2008-07-08 Joseph Myers <joseph@codesourcery.com>
228 * reload.c (find_reloads_subreg_address): Do not require validity
229 of address in original mode before reloading address.
231 2008-07-07 Tianwei Sheng <tianweis@google.com>
233 * df-core.c (df_remove_problem): Adjust the access to avoid out of
236 2008-07-08 Jakub Jelinek <jakub@redhat.com>
238 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P
241 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
243 Fix PR tree-optimization/23455
244 Fix PR tree-optimization/35286
245 Fix PR tree-optimization/35287
246 * Makefile.in (OBJS-common): Remove tree-vn.o.
248 * dbgcnt.def: Add treepre_insert debug counter.
249 * gcc/tree-flow.h (add_to_value): Updated for other changes.
250 (debug_value_expressions): Ditto.
251 (print_value_expressions): Ditto.
252 * tree-pretty-print.c (dump_generic_node): Updated for
253 VALUE_HANDLE removal.
254 * tree-ssa-dom.c (record_equality): Ditto.
255 (cprop_operand): Ditto.
256 (lookup_avail_expr): Ditto.
257 * tree-ssa-threadedge.c
258 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
259 (simplify_control_stmt_condition): Ditto.
260 * tree.c (tree_code_size): Ditto.
261 (tree_node_structure): Ditto.
262 (iterative_hash_expr): Ditto.
264 * tree.h (VALUE_HANDLE_ID): Ditto.
265 (VALUE_HANDLE_EXPR_SET): Ditto.
266 (struct tree_value_handle): Ditto.
267 (union tree_node): Ditto.
268 * treestruct.def: Ditto.
269 * tree-vn.c: Removed.
270 * tree-ssa-pre.c: Rewritten entirely.
271 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
272 (constant_value_ids): Ditto.
273 (vn_nary_op_t): Moved to header.
275 (vn_reference_op_t): Ditto
276 (vn_reference_t): Ditto.
277 (next_value_id): New variable.
278 (VN_INFO): Add an assert.
279 (vn_constant_eq): New function.
280 (vn_constant_hash): Ditto.
281 (get_or_alloc_constant_value_id): Ditto.
282 (value_id_constant_p): Ditto.
283 (vn_reference_compute_hash): De-staticify.
284 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
285 Disable some code with a FIXME.
286 Remove VALUE_HANDLE use.
287 (valueize_refs): Update opcode if it changes from ssa name to
289 (vn_reference_lookup_1): Add new argument.
290 (vn_reference_lookup): Ditto.
291 (vn_reference_lookup_pieces): New function.
292 (vn_reference_insert): Add return type. Modify to deal with value
294 (vn_reference_insert_pieces): New function.
295 (vn_nary_op_compute_hash): De-staticify.
296 (vn_nary_op_eq): Ditto.
297 (vn_nary_op_lookup_pieces): New function.
298 (vn_nary_op_lookup): Add new argument.
299 (vn_nary_op_insert_pieces): New function.
300 (vn_nary_op_insert): Add return type. Modify to deal with value
302 (vn_phi_insert): Ditto.
303 (visit_unary_op): Update for callee changes.
304 (visit_binary_op): Ditto.
305 (visit_reference_op_load): Ditto.
306 (visit_reference_op_store): Ditto.
307 (init_scc_vn): Init next_value_id, constant_to_value_id and
309 (free_scc_vn): Free them.
310 (set_hashtable_value_ids): New function.
311 (run_scc_vn): Use it.
312 (get_max_value_id): New function.
313 (get_next_value_id): Ditto.
314 (expressions_equal_p): Moved from tree-vn.c
316 (sort_vuses_heap): Ditto.
317 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
319 * tree.c (iterative_hash_hashval_t): Made non-static
320 * tree.h (iterative_hash_hashval_t): Declare it.
322 2008-07-08 Martin Jambor <mjambor@suse.cz>
324 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
325 instead of ipa_create_node_params.
326 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
327 ipa_check_create_edge_args, free them with
328 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
330 * ipa-prop.c: Include flags.h and tree-inline.h.
331 (ipa_node_params_vector): New variable.
332 (ipa_edge_args_vector): New variable.
333 (edge_removal_hook_holder): New variable.
334 (node_removal_hook_holder): New variable.
335 (edge_duplication_hook_holder): New variable.
336 (node_duplication_hook_holder): New variable.
337 (ipa_detect_param_modifications): Check for presence of modified flags.
338 (ipa_compute_jump_functions): Check for presence of jump functions.
339 (ipa_free_edge_args_substructures): New function.
340 (ipa_create_node_params): Removed.
341 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
342 (ipa_free_node_params_substructures): New function.
343 (ipa_free_all_node_params): Changed to deallocate the on-the-side
345 (ipa_edge_removal_hook): New function.
346 (ipa_node_removal_hook): New function.
347 (duplicate_array): New function.
348 (ipa_edge_duplication_hook): New function.
349 (ipa_node_duplication_hook): New function.
350 (ipa_register_cgraph_hooks): New function.
351 (ipa_unregister_cgraph_hooks): New function.
352 (free_all_ipa_structures_after_ipa_cp): New function.
354 * ipa-prop.h: Include vec.h.
355 (ipa_node_params_t): New typedef with vector types for it.
356 (ipa_edge_args_t): New typedef with vector types for it.
357 (IPA_NODE_REF): Changed to access an on-the-side vector.
358 (IPA_EDGE_REF): Changed to access an on-the-side vector.
359 (ipa_check_create_node_params): New function.
360 (ipa_check_create_edge_args): New function.
362 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
365 2008-07-07 Tom Tromey <tromey@redhat.com>
367 * configure, config.in: Rebuilt.
368 * configure.ac: Don't check for scandir or alphasort.
370 2008-07-07 Joseph Myers <joseph@codesourcery.com>
372 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
373 types immediately after creating them.
375 2008-07-07 Joseph Myers <joseph@codesourcery.com>
377 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
379 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
381 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
382 dump_constraint_graph.
383 (dump_constraint_edge): New function.
384 (dump_constraint_graph): New function.
385 (debug_constraint_graph): New function.
386 (dump_constraint): Removed useless comparison.
387 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
388 (dump_constraint_graph): Declare.
389 (debug_constraint_graph): Declare.
390 * tree-dump.c (struct dump_option_value_info): Declare
393 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
395 * config/i386/i386.c (is_va_list_char_pointer): New.
396 (ix86_va_start): Replace compare with ms_va_list_type_node
397 by is_va_list_char_pointer.
398 (ix86_gimplify_va_arg): Likewise.
400 2008-07-07 Martin Jambor <mjambor@suse.cz>
402 * cgraph.c (cgraph_edge_max_uid): New variable.
403 (struct cgraph_edge_hook_list): New type.
404 (struct cgraph_node_hook_list): New type.
405 (struct cgraph_2edge_hook_list): New type.
406 (struct cgraph_2node_hook_list): New type.
407 (first_cgraph_edge_removal_hook): New variable.
408 (first_cgraph_node_removal_hook): New variable.
409 (first_cgraph_edge_duplicated_hook): New variable.
410 (first_cgraph_node_duplicated_hook): New variable.
411 (cgraph_add_edge_removal_hook): New function.
412 (cgraph_remove_edge_removal_hook): New function.
413 (cgraph_call_edge_removal_hooks): New function.
414 (cgraph_add_node_removal_hook): New function.
415 (cgraph_remove_node_removal_hook): New function.
416 (cgraph_call_node_removal_hooks): New function.
417 (cgraph_add_edge_duplication_hook): New function.
418 (cgraph_remove_edge_duplication_hook): New function.
419 (cgraph_call_edge_duplication_hooks): New function.
420 (cgraph_add_node_duplication_hook): New function.
421 (cgraph_remove_node_duplication_hook): New function.
422 (cgraph_call_node_duplication_hooks): New function.
423 (cgraph_create_edge): Assign to edge uid.
424 (cgraph_remove_edge): Call edge removal hooks.
425 (cgraph_node_remove_callees): Call edge removal hooks.
426 (cgraph_node_remove_callers): Call edge removal hooks.
427 (cgraph_remove_node): Call node removal hooks.
428 (cgraph_clone_edge): Call edge duplication hooks.
429 (cgraph_clone_node): Call node duplication hooks.
431 * cgraph.h (cgraph_edge): New field uid.
432 (cgraph_edge_hook): New type.
433 (cgraph_node_hook): New type.
434 (cgraph_2edge_hook): New type.
435 (cgraph_2node_hook): New type.
437 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
439 * config.in: Regenerate.
441 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
443 * gcc.c (print_sysroot): New.
444 (option_map, display_help, process_command): Handle the
445 -print-sysroot option.
446 (main): Print the sysroot if requested.
447 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
449 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
452 * unwind-pe.h (size_of_encoded_value): add attribute unused.
454 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
456 * function.c (assign_parm_remove_parallels): Check mode of
458 (assign_parm_setup_block_p): Also check mode of entry_parm.
460 2008-07-07 Richard Guenther <rguenther@suse.de>
462 * tree-ssa-structalias.h (set_used_smts): Remove.
463 * tree-ssa-structalias.c (used_smts): Likewise.
464 (set_used_smts): Likewise.
465 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
466 call to set_used_smts.
468 2008-07-07 Richard Guenther <rguenther@suse.de>
470 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
471 (new_var_info): Set it to false.
472 (solution_set_add): Correctly handle pointers outside a var and
474 (type_safe): Treat variables with is_full_var properly.
475 (do_sd_constraint): Likewise.
476 (do_ds_constraint): Likewise.
477 (process_constraint): Remove zeroing offset for !use_field_sensitive.
478 (get_constraint_for_ptr_offset): New function.
479 (get_constraint_for_component_ref): For addresses at least include
480 the last field of the variable. Handle is_full_vars properly.
481 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
482 (handle_ptr_arith): Remove.
483 (find_func_aliases): Simplify assignment handling.
484 (create_function_info_for): For parameter and result varinfos set
486 (create_variable_info_for): Set is_full_var flag whenever we
487 just created a single varinfo for a decl.
488 (init_alias_vars): Initialize use_field_sensitive from
489 max-fields-for-field-sensitive parameter.
491 2008-07-07 Richard Guenther <rguenther@suse.de>
493 PR tree-optimization/36713
494 * tree-flow-inline.h (is_call_used): New function.
495 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
496 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
497 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
499 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
501 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
503 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
505 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
507 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
508 Nathan Sidwell <nathan@codesourcery.com>
510 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
511 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
513 * config/m68k/t-linux: New.
514 * doc/install.texi: Document m68k-*-linux is now multilibbed by
517 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
519 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
520 * config/m68k/m68k-devices.def: Remove multilibs that only differ
523 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
525 * gcc.c (execute): Fix -Wc++-compat warning.
527 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
530 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
531 constant for little endian.
533 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
535 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
536 mips_base_mips16 instead of TARGET_MIPS16.
537 (mips_base_mips16): Declare.
538 * config/mips/mips.c (mips_base_mips16): Make global.
539 (was_mips16_p): Remove GTY marker.
540 (was_mips16_pch_p): New variable.
541 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
542 (mips_override_options): Force to non-MIPS16 mode initially.
543 Do not complain about MIPS16 PIC incompatibilities here.
544 Only allow -mgpopt if -mexplicit-relocs is in force for
547 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
549 * configure.ac: Check for caddr_t, define to char * if not defined.
550 * configure: Regenerate.
551 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
552 (mmap_gt_pch_use_address): Likewise.
553 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
555 2008-07-06 Richard Guenther <rguenther@suse.de>
557 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
558 (new_var_info): Deal with it.
559 (solution_set_add): Likewise.
560 (bitpos_of_field): Make signed, fix.
561 (struct fieldoff): Remove type and decl fields. Make size field
562 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
564 (fieldoff_compare): Deal with it.
565 (push_fields_onto_fieldstack): Remove has_union argument, glob
566 adjacent non-pointer fields together.
567 (create_function_info_for): Do not set has_union.
568 (create_variable_info_for): Simplify.
570 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
572 * config.gcc (extra_headers): Add cross-stdarg.h for target
573 x86_64-*-* and i?86-*-*.
574 * config/i386/cross-stdarg.h: New.
575 * builtins.c (std_fn_abi_va_list): New.
576 (std_canonical_va_list_type): New.
577 (stabilize_va_list): Replace va_list_type_node use by
578 mtarget.canonical_va_list_type.
579 (gimplify_va_arg_expr): Likewise.
580 (expand_builtin_va_copy): Replace va_list_type_node use by
581 mtarget.fn_abi_va_list.
582 * tree-sra.c (is_va_list_type): New helper.
583 (decl_can_be_decomposed_p): Replace
584 va_list_type_node use by is_va_list_type.
585 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
586 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
587 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
588 * config/i386/i386-protos.h (ix86_get_valist_type): New.
589 (ix86_enum_va_list): New.
590 * config/i386/i386.c (sysv_va_list_type_node): New.
591 (ms_va_list_type_node): New.
592 (ix86_function_type_abi): Remove sorry.
593 (ix86_build_builtin_va_list_abi): New.
594 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
596 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
597 (ix86_init_builtins_va_builtins_abi): New.
598 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
600 (ix86_handle_abi_attribute): New.
601 (attribute_spec): Add sysv_abi and ms_abi.
602 (ix86_fn_abi_va_list): New.
603 (ix86_canonical_va_list_type): New.
604 (ix86_enum_va_list): New.
605 (TARGET_FN_ABI_VA_LIST): New.
606 (TARGET_CANONICAL_VA_LIST_TYPE): New.
607 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
608 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
609 (TARGET_CANONICAL_VA_LIST_TYPE): New.
610 (TARGET_ENUM_VA_LIST): New.
611 * expr.h (std_fn_abi_va_list): New.
612 (std_canonical_va_list_type): New.
613 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
614 (TARGET_CANONICAL_VA_LIST_TYPE): New.
615 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
616 TARGET_CANONICAL_VA_LIST_TYPE.
617 * target.h (struct gcc_target): Add fn_abi_va_list hook
618 and canonical_va_list_type hook.
620 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
622 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
623 integral and pointer types.
625 2008-07-04 Roger Sayle <roger@eyesopen.com>
627 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
628 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
630 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
633 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
636 2008-07-04 Jakub Jelinek <jakub@redhat.com>
638 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
639 build_gimple_modify_stmt.
640 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
641 gimple operand. Use fold_build* instead of build*.
643 2008-07-04 Richard Guenther <rguenther@suse.de>
645 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
646 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
647 properly to compute the reachability set if we do field-sensitive PTA.
648 * invoke.texi (max-fields-for-field-sensitive): Document default.
649 * opts.c (decode_options): Set max-fields-for-field-sensitive to
650 100 for optimize >= 2.
652 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
654 * ggc-zone.c (lookup_page_table_if_allocated,
655 set_page_table_entry, zone_find_object_size, alloc_small_page,
656 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
657 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
658 -Wc++-compat and/or -Wcast-qual warnings.
660 2008-07-04 Alan Modra <amodra@bigpond.net.au>
663 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
664 pic_offset_table_rtx to be marked as used here.
665 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
666 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
667 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
668 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
671 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
673 * alloc-pool.c (hash_descriptor, eq_descriptor,
674 alloc_pool_descriptor): Fix -Wc++-compat warnings.
675 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
677 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
678 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
679 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
681 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
684 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
686 * tree-flow.h (loop_only_exit_p): Declare.
687 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
688 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
689 the number of iterations if it is constant. Otherwise, if this is the
690 only possible exit of the loop, use the conservative estimate on the
691 number of iterations of the entire loop if available.
693 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
695 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
696 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
697 Add synchronization functions.
698 * config/sync.c: New file.
699 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
700 (LIBGCC_SYNC_CFLAGS): Likewise.
702 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
705 * config/i386/i386.md (mode): Add TF to "mode" attribute.
706 (*pushtf_sse): New insn pattern.
707 (pushtf splitters): New splitters.
709 2008-07-03 Michael Meissner <gnu@the-meissners.org>
712 * predict.c (build_predict_expr): Use void_type_node for the tree
713 type, instead of NULL_TREE.
715 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
717 * config/i386/i386.c (contains_aligned_value_p): Return true
719 (ix86_data_alignment): Align TCmode to 128bits.
720 (ix86_local_alignment): Likewise.
722 2008-07-03 Andrew Haley <aph@redhat.com>
725 * vec.h (VEC_TA): New.
726 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
727 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
728 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
729 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
730 (C_COMMON_FIXED_TYPES): Remove first arg.
731 (C_COMMON_FIXED_MODE_TYPES): Likewise.
732 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
733 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
734 not to use empty macro arguments.
736 2008-07-02 Joseph Myers <joseph@codesourcery.com>
738 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
739 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
740 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
741 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
742 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
743 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
744 config/ia64/crtn.asm, config/m68hc11/larith.asm,
745 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
746 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
747 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
748 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
749 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
750 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
751 config/rs6000/e500crtres64gpr.asm,
752 config/rs6000/e500crtres64gprctr.asm,
753 config/rs6000/e500crtrest32gpr.asm,
754 config/rs6000/e500crtrest64gpr.asm,
755 config/rs6000/e500crtresx32gpr.asm,
756 config/rs6000/e500crtresx64gpr.asm,
757 config/rs6000/e500crtsav32gpr.asm,
758 config/rs6000/e500crtsav64gpr.asm,
759 config/rs6000/e500crtsav64gprctr.asm,
760 config/rs6000/e500crtsavg32gpr.asm,
761 config/rs6000/e500crtsavg64gpr.asm,
762 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
763 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
764 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
765 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
766 config/sparc/sol2-cn.asm: Remove .file directives.
768 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
770 * resource.c (mark_referenced_resources): Look inside
771 UNSPEC_VOLATILEs and ASM_INPUTs.
773 2008-07-02 Ian Lance Taylor <iant@google.com>
775 * rtlanal.c (add_reg_note): New function.
776 * rtl.h (add_reg_note): Declare.
777 * auto-inc-dec.c (attempt_change): Use add_reg_note.
778 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
779 * builtins.c (expand_builtin_longjmp): Likewise.
780 (expand_builtin_nonlocal_goto): Likewise.
781 * calls.c (emit_call_1, expand_call): Likewise.
782 * cfgexpand.c (add_reg_br_prob_note): Likewise.
783 * cfglayout.c (fixup_reorder_chain): Likewise.
784 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
785 (commit_one_edge_insertion): Likewise.
786 * combine.c (move_deaths, distribute_notes): Likewise.
787 * df-problems.c (df_set_note): Likewise.
788 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
789 (set_unique_reg_note): Likewise.
790 (emit_copy_of_insn_after): Likewise.
791 * expr.c (expand_expr_real): Likewise.
792 * gcse.c (add_label_notes): Likewise.
793 * haifa-sched.c (create_check_block_twin): Likewise.
794 * jump.c (mark_jump_label_1): Likewise.
795 * loop-doloop.c (add_test, doloop_modify): Likewise.
796 * loop-unswitch.c (compare_and_jump_seq): Likewise.
797 * lower-subreg.c (move_eh_region_note): Likewise.
798 * optabs.c (emit_libcall_block): Likewise.
799 * predict.c (predict_insn): Likewise.
800 (combine_predictions_for_insn): Likewise.
801 * recog.c (peephole2_optimize): Likewise.
802 * regmove.c (try_auto_increment): Likewise.
803 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
804 * reload.c (find_reloads): Likewise.
805 * reload1.c (fixup_eh_region_note): Likewise.
806 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
807 * reorg.c (delete_prior_computation): Likewise.
808 (delete_computation, dbr_schedule): Likewise.
809 * config/pa/pa.c (legitimize_pic_address): Likewise.
810 * config/sh/sh.c (sh_reorg): Likewise.
812 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
815 * config/libgcc-glibc.ver: Add %exclude.
816 * config/m32r/libgcc-glibc.ver: Likwise.
817 * config/s390/libgcc-glibc.ver: Likwise.
818 * config/sh/libgcc-glibc.ver: Likwise.
819 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
821 * config/i386/libgcc-glibc.ver: New.
823 * config/i386/libgcc-x86_64-glibc.ver: Removed.
825 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
827 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
828 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
829 i[34567]86-*-linux*, x86_64-*-linux*. Add
830 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
831 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
832 x86_64-*-linux*. Add i386/t-linux to tmake_file for
833 i[34567]86-*-linux*, x86_64-*-linux*.
835 * libgcc-std.ver: Add empty GCC_4.4.0.
837 * mkmap-symver.awk: Support multiple versions per symbol.
839 * config/i386/i386.c (ix86_init_builtins): Always define
840 __builtin_fabsq and __builtin_copysignq with fallbacks.
841 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
842 and __builtin_copysignq if SSE2 isn't available.
844 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
845 (LIBGCC2_TF_CEXT): Likwise.
848 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
850 * config/i386/sfp-machine.h: Moved to libgcc.
852 * config/i386/sfp-machine.h: New.
853 * config/i386/t-linux: Likwise.
855 * config/i386/t-darwin: Remove softfp_wrap_start and
857 * config/i386/t-darwin64: Likewise.
859 * config/i386/t-fprules-softfp64: Renamed to ...
860 * config/i386/t-fprules-softfp: This.
862 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
865 2008-07-02 Jason Merrill <jason@redhat.com>
867 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
869 * tree.c (ctor_to_list): New fn.
870 * tree.h: Declare it.
871 (CONSTRUCTOR_ELT): New macro.
872 (CONSTRUCTOR_NELTS): New macro.
874 2008-07-02 Richard Guenther <rguenther@suse.de>
876 * tree-ssa-structalias.c (struct variable_info): Reorder
877 to fill padding on 64bit hosts. Make collapsed_to an int.
878 (get_varinfo_fc): Deal with that.
879 (new_var_info): Likewise.
880 (collapse_rest_of_var): Likewise.
882 2008-07-02 Joshua Sumali <jsumali@redhat.com>
884 * doc/install.texi (--enable-java-home): Document.
885 (--enable-aot-compile-rpm): Likewise.
886 (--with-arch-directory): Likewise.
887 (--with-os-directory): Likewise.
888 (--with-origin-name): Likewise.
889 (--with-arch-suffix): Likewise.
890 (--with-jvm-root-dir): Likewise.
891 (--with-jvm-jar-dir): Likewise.
892 (--with-python-dir): Likewise.
894 2008-07-02 Richard Guenther <rguenther@suse.de>
896 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
897 from decls explicitly. Merge operand checking from tuples.
899 2008-07-02 Martin Jambor <mjambor@suse.cz>
901 * tree-switch-conversion.c: Included timevar.h which I forgot before.
903 2008-07-02 Martin Jambor <mjambor@suse.cz>
905 * tree-switch-conversion.c: Included timevar.h
906 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
908 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
910 2008-07-02 Martin Jambor <mjambor@suse.cz>
912 * tree-switch-conversion.c: Corrected various comments and
914 (build_constructors): Fixed minor formatting mistakes.
916 * invoke.texi (Optimize Options): Corrected the
917 switch-conversion-max-branch-ratio parameter.
919 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
921 * final.c (asm_insn_count): Return zero for an empty asm body.
923 2008-07-02 Richard Guenther <rguenther@suse.de>
925 * bitmap.h (bitmap_set_bit): Return bool.
926 (bitmap_clear_bit): Likewise.
927 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
928 write to the bitmap if it would.
929 (bitmap_clear_bit): Likewise.
930 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
931 bitmap_set_bit return value.
932 (add_pred_graph_edge): Likewise.
933 (add_graph_edge): Likewise.
934 (do_sd_constraint): Likewise.
935 (do_ds_constraint): Likewise.
937 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
939 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
940 Fix -Wc++-compat and/or -Wcast-qual warnings.
941 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
942 gen_regparm_prefix): Likewise.
943 * vmsdbgout.c (write_modbeg, lookup_filename,
944 vmsdbgout_source_line, vmsdbgout_init): Likewise.
946 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
948 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
949 defaults.h definition apply.
951 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
953 * function.c (assign_parm_remove_parallels): New.
954 (assign_parm_setup_block_p): Do not return true for non-BLKmode
956 (assign_parm_setup_block): Do not handle them.
957 (assign_parm_setup_reg, assign_parm_setup_stack): Call
958 assign_parm_remove_parallels.
960 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
962 * c-typeck.c (convert_for_assignment): Use
963 vector_targets_convertible_p.
964 * c-common.c (vector_targets_convertible_p): New.
965 * c-common.h (vector_targets_convertible_p): New prototype.
966 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
967 opaque_p_V2SI_type_node.
969 2008-07-01 Steve Ellcey <sje@cup.hp.com>
971 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
974 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
976 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
977 TFmode constants via two element DImode vector for hosts with
978 HOST_BITS_PER_WIDE_INT < 64.
979 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
980 also for HOST_BITS_PER_WIDE_INT < 64.
982 2008-07-01 Richard Guenther <rguenther@suse.de>
984 PR tree-optimization/36666
985 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
986 (get_constraint_exp_from_ssa_var): Split into ...
987 (get_constraint_exp_for_temp): ... this ...
988 (get_constraint_for_ssa_var): ... and that.
989 Return constraint expressions for all touched sub-fields
990 if the results address is not taken.
991 (process_constraint): Remove assertion that aggregate
992 assignments do not happen at this place.
993 (get_constraint_for_component_ref): Add address_p argument.
994 Return constraint expressions for all touched sub-fields
995 if the results address is not taken.
996 (do_deref): Use get_constraint_exp_for_temp.
997 (get_constraint_for_1): Rename from ...
998 (get_constraint_for): ... this. Add the old function as wrapper.
999 (do_structure_copy): Use get_constraint_for_1.
1001 2008-07-01 Martin Jambor <mjambor@suse.cz>
1003 * Makefile.in (tree-switch-conversion.o): Add.
1004 (OBJS-common): Add tree-swtch-conversion.o.
1005 * passes.c (init_optimization_passes): Add pass_convert_switch.
1006 * tree-pass.h: (pass_convert_switch): Add.
1007 * tree-switch-conversion.c: New file.
1008 * gcc.dg/tree-ssa/cswtch.c: New testcase.
1009 * common.opt (ftree-cswtch): New option.
1010 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1011 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
1012 * opts.c (decode_options): Set flag_tree_switch_conversion when
1013 optimization level is >= 2.
1014 * doc/invoke.texi (Optimize Options): Added description of
1015 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
1017 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1019 * config/darwin-driver.c (darwin_default_min_version): Fix
1020 -Wc++-compat warnings.
1022 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
1024 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
1027 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1029 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
1031 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1033 PR rtl-optimization/34744
1034 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
1035 (df_scan_free_internal): Free data structures not
1036 allocated in storage pools.
1037 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
1038 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
1039 df_scan_free_mws_vec.
1040 * dse.c (dse_step6): Free offset_map_p and offset_map_n
1043 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
1045 * config/i386/i386.c (contains_aligned_value_p): Return true
1047 (ix86_function_arg_boundary): Return its natural boundary
1049 (return_in_memory_32): Don't check TDmode.
1050 (ix86_split_to_parts): Support splitting into 4 parts and
1051 support TFmode for 32bit target.
1052 (ix86_split_long_move): Support splitting into 4 parts.
1053 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
1055 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
1056 (ix86_init_builtins): Here.
1057 (ix86_scalar_mode_supported_p): Always return true for TFmode.
1058 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
1059 'q' and 'w', respectively.
1061 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
1063 (movtf_internal): Likewise.
1064 (<code>tf2): Likewise.
1065 (*absnegtf2_sse): Likewise.
1066 (copysign<mode>3): Likewise.
1067 (copysign<mode>3_const): Likewise.
1068 (copysign<mode>3_var): Likewise.
1069 (define_split UNSPEC_COPYSIGN): Likewise.
1070 * config/i386/sse.md (*nandtf3): Likewise.
1071 (<code>tf3): Likewise.
1072 (*<code>tf3): Likewise.
1074 2008-06-30 Joey Ye <joey.ye@intel.com>
1075 H.J. Lu <hongjiu.lu@intel.com>
1077 * global.c (compute_regsets): Set frame_pointer_needed here.
1078 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
1080 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1082 * doc/install.texi (specific): Expand Windows build notes.
1084 2008-06-30 Ira Rosen <irar@il.ibm.com>
1086 PR tree-optimization/36648
1087 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
1088 number of prolog iterations by step. Fix the comment.
1090 2008-06-30 Richard Guenther <rguenther@suse.de>
1093 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
1094 handle calls from ECF_MALLOC functions.
1095 (handle_pure_call): ECF_MALLOC functions do not return
1097 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
1099 2008-06-29 Andreas Schwab <schwab@suse.de>
1101 * config/m68k/m68k.c (print_operand): Always print a float
1103 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
1104 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
1107 * config/rs6000/x-linux64: Remove never used file.
1109 2008-06-29 Richard Guenther <rguenther@suse.de>
1111 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
1113 (struct alias_info): Move ...
1114 * tree-ssa-alias.c: ... here.
1115 (update_alias_info): Declare.
1116 (compute_may_aliases): Call it.
1117 (update_alias_info): New function.
1118 * tree-ssa-structalias.c (update_alias_info): Move ...
1119 * tree-ssa-alias.c (update_alias_info_1): ... here.
1120 * tree-ssa-structalias.c (process_constraint_1): Remove
1121 unused from_call argument. Rename to ...
1122 (process_constraint): ... this. Delete old wrapper.
1123 (make_constraint_to): Adjust callers.
1124 (handle_const_call): Likewise.
1125 (handle_pure_call): Likewise.
1126 (init_base_vars): Likewise.
1127 (handle_lhs_call): Likewise. Remove unnecessary constraint.
1128 (find_func_aliases): We don't need structure copies for
1130 (make_constraint_from_anything): Remove.
1131 (create_variable_info_for): For globals make constraints
1132 from escaped, not from anything.
1133 (compute_points_to_sets): Do not call update_alias_info.
1134 (ipa_pta_execute): Use make_constraint_from.
1136 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1138 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
1139 (bitmap.o-warn, dominance.o-warn): New.
1140 * configure.ac (cxx_compat_warn): Delete.
1141 (loose_warn): Add -Wcast-qual and -Wc++-compat.
1142 * system.h: Remove #pragma diagnostic for -Wcast-qual and
1144 * configure: Regenerate.
1146 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
1149 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1151 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
1152 * df-scan.c (df_notes_rescan): Likewise.
1153 * ggc-page.c (set_page_table_entry): Likewise.
1154 * intl.c (gcc_gettext_width): Likewise.
1155 * varasm.c (get_unnamed_section, get_noswitch_section,
1156 get_section): Likewise.
1158 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
1160 * regrename.c (build_def_use): Don't copy RTX.
1162 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
1164 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
1165 (Type Attributes): Fix nesting of @table and @subsection. Adjust
1166 punctuation. Use @ref instead of @xref.
1167 (Function Names): Remove stray @display/@end display.
1168 (C++ Attributes): Use @ref instead of @xref.
1169 (Deprecated Features): Fix punctuation around @xref.
1170 (Backwards Compatibility): Likewise.
1171 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
1173 2008-06-28 Joseph Myers <joseph@codesourcery.com>
1175 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
1176 constants for E500 double.
1178 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1180 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
1181 element type of const_vector.
1183 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
1185 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
1186 Remove FLAGS_REG clobber from expander pattern.
1187 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
1188 (anddi3, andsi3, andhi3, andqi3): Ditto.
1189 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
1190 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
1191 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
1192 (ashlsi3, ashlhi3, ashlqi3): Ditto.
1193 (ashrsi3, ashrhi3, ashrqi3): Ditto.
1194 (lshrsi3, lshrhi3, lshrqi3): Ditto.
1195 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
1196 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
1198 2008-06-28 Richard Guenther <rguenther@suse.de>
1200 * tree-ssa-structalias.c (callused_id, var_callused,
1201 callused_tree): Add.
1202 (handle_pure_call): New function.
1203 (find_func_aliases): Call it.
1204 (find_what_p_points_to): Handle the call-used set.
1205 (clobber_what_escaped): Likewise.
1206 (compute_call_used_vars): New function.
1207 (init_base_vars): Init the call-used variable.
1208 (do_sd_constraint): Do not propagate the solution from CALLUSED
1209 but use CALLUSED as a placeholder.
1210 (solve_graph): Likewise.
1211 * tree-flow-inline.h (gimple_call_used_vars): New function.
1212 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
1213 (compute_call_used_vars): Declare.
1214 * tree-ssa-alias.c (set_initial_properties): Call
1215 compute_call_used_vars.
1216 (reset_alias_info): Clear call-used variables.
1217 (add_call_clobber_ops): Assert we are not called for const/pure
1218 functions. Remove handling of them.
1219 (add_call_read_ops): Handle pure functions by adding the
1220 call-used set of variables as VUSEs.
1221 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
1222 (delete_tree_ssa): Free it.
1223 * tree-dfa.c (remove_referenced_var): Clear the var from the
1226 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
1228 * tree.c (build_varargs_function_type_list): New.
1229 (build_function_type_list_1): New.
1230 (build_function_type_list): Use build_function_type_list_1.
1231 * tree.h (build_varargs_function_type_list): New.
1233 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1236 * config/spu/spu.c (spu_builtin_splats): Do not generate
1237 invalid CONST_VECTOR expressions.
1238 (spu_expand_vector_init): Likewise.
1240 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
1242 * optabs.c (libfunc_decls): New variable.
1243 (libfunc_decl_hash, libfunc_decl_eq): New functions.
1244 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
1245 for the same function twice.
1247 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
1249 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
1250 ix86_expand_binary_operator directly.
1251 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
1253 (*ashrti3_1): Ditto.
1254 (*lshrti3_1): Ditto.
1255 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
1256 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
1257 using only one splitter. Conditionaly execute splitter before or
1258 after peephole2 pass.
1259 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
1260 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
1261 Use only one alternative in asm template.
1262 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
1264 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
1265 "J" operand constraint for operand 2.
1266 (*ashldi3_cconly_rex64): Ditto.
1267 (*ashrdi3_cmp_rex64): Ditto.
1268 (*ashrdi3_cconly_rex64): Ditto.
1269 (*lshrdi3_cmp_rex64): Ditto.
1270 (*lshrdi3_cconly_rex64): Ditto.
1271 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
1272 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
1273 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
1276 2008-06-27 Jakub Jelinek <jakub@redhat.com>
1278 * gimplify.c (omp_is_private): Don't return true if decl is not
1279 already private on #pragma omp for or #pragma omp parallel for.
1282 * tree-cfg.c (struct move_stmt_d): Replace block field with
1283 orig_block and new_block fields.
1284 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
1285 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
1286 (move_block_to_fn): Replace vars_map and new_label_map arguments
1287 with struct move_stmt_d pointer.
1288 (replace_block_vars_by_duplicates): New function.
1289 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
1290 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
1291 all subblocks of ORIG_BLOCK to the new function. Call
1292 replace_block_vars_by_duplicates.
1293 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
1294 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
1295 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
1296 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
1297 (expand_omp): Temporarily set input_location to the location of
1298 region's controlling stmt.
1299 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
1300 BIND_EXPR, push ctx->block_vars and gimplification vars into
1301 the BIND_EXPR and its block's BLOCK_VARS instead of directly
1303 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
1304 there are any BLOCK_VARS.
1305 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
1306 OMP_PARALLEL or OMP_TASK stmt.
1307 (lower_omp): Save and restore input_location around the lower_omp_1
1310 2008-06-27 Richard Guenther <rguenther@suse.de>
1312 PR tree-optimization/36400
1313 PR tree-optimization/36373
1314 PR tree-optimization/36344
1315 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
1316 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
1317 (update_alias_info): Remove call clobbering code.
1318 (make_constraint_to): New helper function.
1319 (make_escape_constraint): Likewise.
1320 (handle_rhs_call): Use it on all pointer containing arguments.
1321 Also mark the static chain escaped.
1322 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
1323 instead of ANYTHING.
1324 (make_constraint_from): New helper split out from ...
1325 (make_constraint_from_anything): ... here.
1326 (find_func_aliases): Add constraints for escape sites.
1327 (intra_create_variable_infos): Make constraints from NONLOCAL
1329 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
1331 (clobber_what_p_points_to): Remove.
1332 (clobber_what_escaped): New function.
1333 (init_base_vars): Init NONLOCAL and ESCAPED.
1334 (do_sd_constraint): Do not propagate the solution from ESCAPED
1335 but use ESCAPED as a placeholder.
1336 (solve_graph): Likewise.
1337 * tree-flow.h (clobber_what_p_points_to): Remove.
1338 (clobber_what_escaped): Declare.
1339 * tree-ssa-alias.c (set_initial_properties): Call it.
1340 Remove code clobbering escaped pointers.
1342 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1344 * function.c (allocate_struct_function): Only allocate a unique
1345 funcdef_no if the decl is nonzero.
1347 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1349 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
1350 * config/mips/mips.c (mips_split_const_insns): New function.
1351 * config/mips/mips.md (move_type): New attribute.
1352 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
1353 (dword_mode): New attribute.
1354 (type): Avoid long line. Map "move_type"s to "type"s,
1355 choosing "multi" for doubleword moves if appropriate.
1356 Swap MTC/MFC comments to match their declaration order.
1357 (extended_mips16): Default to "yes" if "move_type" is "sll0",
1358 "type" is "branch" or "jal" is "direct".
1359 (length): Handle "extended_mips16" first. Make the default
1360 "0" for "ghost" instructions. Set the length from "move_type".
1361 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
1362 of "type", with "sll0" for the register alternative. Remove the
1363 "extended_mips16" attribute.
1364 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
1365 of "type", with "shift_shift" for the register alternative.
1366 Remove the "length" attribute.
1367 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
1368 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
1369 of "type", with "andi" for the register alternative.
1370 (*zero_extendqihi2): Likewise.
1371 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
1372 of "andi" instead of a "type" of "arith".
1373 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
1375 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
1376 (mov_<store>r, *mov<mode>_ra): Likewise.
1377 (extendsidi2): Use "move_type" instead of "type", with "move"
1378 for the register alternative.
1379 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
1380 of "type", with "signext" for the register alternative.
1381 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
1382 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
1383 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
1384 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
1385 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
1386 (unnamed branch insn): Likewise.
1387 (*movdi_gp32_fp64): Fold into...
1388 (*movdi_32bit): ...here.
1389 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
1390 (*movdf_hardfloat): ...this new pattern.
1391 (*movdf_softfloat): Remove redundant FPR alternatives.
1392 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
1393 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
1394 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
1395 the "move" attribute.
1396 (*movdi_32bit): Use "move_type" instead of "type" and remove the
1397 "length" attribute. Use "fpload" and "fpstore" instead of "load"
1398 and "store" for COP loads and stores.
1399 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
1400 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
1401 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
1402 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
1403 (*movtf_mips16, *movv2sf): Likewise.
1404 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
1405 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1406 (mfhc1<mode>): Use "move_type" instead of "move".
1407 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
1408 (loadgp_blockage): Remove the "length" attribute.
1409 (blockage, set_got_version, update_got_version): Likewise.
1410 (call_internal): Remove the "extended_mips16" attribute.
1411 (call_value_internal, call_value_multiple_internal): Likewise.
1412 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
1414 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
1415 the "length" attribute.
1417 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1419 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
1420 -Wcast-qual warnings.
1421 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
1422 handle_pragma_pop_macro): Likewise.
1423 * collect2.c (resolve_lib_name): Likewise.
1424 * config/arc/arc.c (arc_init): Likewise.
1425 * config/arm/arm.c (neon_builtin_compare,
1426 locate_neon_builtin_icode): Likewise.
1427 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
1428 * config/bfin/bfin.c (bfin_init_machine_status,
1429 bfin_optimize_loop): Likewise.
1430 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1431 * config/cris/cris.c (cris_init_expanders): Likewise.
1432 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
1433 * config/darwin.c (machopic_indirection_eq,
1434 machopic_indirection_name, machopic_output_indirection): Likewise.
1435 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
1436 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
1437 frv_optimize_membar): Likewise.
1438 * config/i386/cygwin.h (mingw_scan,
1439 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
1440 * config/i386/cygwin1.c (mingw_scan): Likewise.
1441 * config/i386/i386.c (machopic_output_stub): Likewise.
1442 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
1443 i386_pe_unique_section): Likewise.
1444 * config/ia64/ia64.c (ia64_init_machine_status,
1445 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
1447 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
1448 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
1449 * config/m68k/m68k.c (m68k_handle_option,
1450 m68k_sched_md_init_global): Likewise.
1451 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
1452 mcore_unique_section): Likewise.
1453 * config/mips/mips.c (mips_block_move_straight,
1454 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
1456 * config/mmix/mmix.c (mmix_init_machine_status,
1457 mmix_encode_section_info): Likewise.
1458 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
1459 * config/rs6000/rs6000.c (rs6000_init_machine_status,
1460 print_operand_address, output_toc, redefine_groups,
1461 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
1462 * config/s390/s390.c (s390_init_machine_status): Likewise.
1463 * config/score/score.c (score_block_move_straight,
1464 score_block_move_loop_body): Likewise.
1465 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
1466 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
1467 * emit-rtl.c (find_auto_inc): Likewise.
1468 * gcc.c (translate_options, process_command): Likewise.
1469 * reorg.c (dbr_schedule): Likewise.
1470 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
1471 * xcoffout.c (xcoffout_declare_function): Likewise.
1473 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
1475 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
1476 ipa-pta working again.
1478 2008-06-27 David Edelsohn <edelsohn@gnu.org>
1480 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
1483 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
1485 * config.gcc (powerpc*-*-*): Add new core e500mc.
1486 * config/rs6000/e500mc.md: New file.
1487 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1489 (rs6000_override_options): Add e500mc case to
1490 processor_target_table. Altivec and Spe options not allowed
1491 with e500mc. Add isel instruction to e500mc by
1492 default. Initialize rs6000_cost for e500mc.
1493 (rs6000_issue_rate): Set issue rate for e500mc.
1494 * config/rs6000/rs6000.h (processor_type): Add
1495 PROCESSOR_PPCE500MC.
1496 (ASM_CPU_SPEC): Add e500mc.
1497 Set TARGET_ISEL to rs6000_isel.
1498 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
1499 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
1500 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
1502 * doc/invoke.texi: Add e500mc to list of cpus.
1504 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1507 * c-lex.c (lex_charconst): Initialize unsignedp.
1509 2008-06-27 Olivier Hainque <hainque@adacore.com>
1511 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
1512 documented assumptions.
1514 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
1516 * dwarf2out.c: Remove trailing white spaces. Break long line
1519 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
1521 * libfuncs.h (LTI_synchronize): New libfunc_index.
1522 (synchronize_libfunc): Declare.
1523 * builtins.c (expand_builtin_synchronize): Consider using
1524 synchronize_libfunc before falling back on an asm blockage.
1525 * config/mips/mips.c: Include libfuncs.h
1526 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
1528 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
1530 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
1531 parameter. Copy stack_reg to r11 where appropriate.
1532 (no_global_regs_above): Add gpr parameter.
1533 (rs6000_stack_info): Only add padding for SPE save area if we
1534 are saving SPE GPRs and CR.
1535 (saveres_routine_syms): New variable.
1536 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
1538 (rs6000_savres_routine_sym): New function.
1539 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
1541 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
1542 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
1543 Tweak FPR out-of-line saving.
1544 (rs6000_make_savres_rtx): New function.
1545 (rs6000_use_multiple_p): New function.
1546 (rs6000_savres_strategy): New function.
1547 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1548 out-of-line if appropriate.
1549 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1550 if we are optimizing for size.
1551 (GP_SAVE_INLINE): Define.
1552 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1553 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1554 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1555 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1556 (*save_fpregs_<mode>): Add use of r11.
1557 (*restore_gpregs_<mode>): New insn.
1558 (*return_and_restore_gpregs_<mode>): New insn.
1559 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1561 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1562 (*restore_gpregs_spe): New insn.
1563 (*return_and_restore_gpregs_spe): New insn.
1564 * config/rs6000/predicates.md (save_world_operation): Fix check.
1566 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1568 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1569 this point, so assert that.
1571 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1573 * cfganal.c: Include vec.h and vecprim.h.
1574 (compute_idf): Import from...
1575 * tree-into-ssa (compute_idf): ...here.
1576 * basic-block.h (compute_idf): Export.
1578 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1580 * c-decl.c (merge_decls): Use !current_function_decl to check for
1581 extern declaration of C99 inline function being at file scope.
1583 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1585 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1587 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1589 * alias.c (record_alias_subset, init_alias_analysis): Fix
1590 -Wc++-compat and/or -Wcast-qual warnings.
1591 * attribs.c (lookup_attribute_spec): Likewise.
1592 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1593 copy_bb, connect_traces,
1594 find_rarely_executed_basic_blocks_and_cr): Likewise.
1595 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1596 note_btr_set, migrate_btr_defs): Likewise.
1597 * builtins.c (result_vector, expand_builtin_memcpy,
1598 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1599 builtin_memset_read_str, expand_builtin_printf,
1600 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
1602 * caller-save.c (mark_set_regs): Likewise.
1603 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1604 * cgraph.c (cgraph_edge): Likewise.
1605 * combine.c (likely_spilled_retval_1): Likewise.
1606 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
1607 htab_counts_entry_del, get_coverage_counts): Likewise.
1608 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
1609 new_cselib_val): Likewise.
1610 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
1611 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
1613 * df-core.c (df_compact_blocks): Likewise.
1614 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
1615 * df-scan.c (df_grow_reg_info, df_ref_create,
1616 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
1617 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
1618 df_record_entry_block_defs, df_record_exit_block_uses,
1619 df_bb_verify): Likewise.
1620 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
1621 DF_REF_EXTRACT_MODE_CONST): New.
1622 * dominance.c (get_immediate_dominator, get_dominated_by,
1623 nearest_common_dominator, root_of_dom_tree,
1624 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1625 -Wc++-compat and/or -Wcast-qual warnings.
1626 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1627 record_store, replace_read, check_mem_read_rtx, scan_insn,
1628 dse_step1, dse_record_singleton_alias_set): Likewise.
1629 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1631 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1633 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1634 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1635 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1636 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1637 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1638 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1639 file_name_acquire, output_file_names, add_const_value_attribute,
1640 premark_used_types_helper, file_table_eq, file_table_hash,
1641 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1642 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1643 -Wcast-qual warnings.
1644 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1645 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1646 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1647 gen_reg_rtx, start_sequence, init_emit): Likewise.
1648 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1649 * except.c (init_eh_for_function, gen_eh_region,
1650 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1651 arh_to_landing_pad, arh_to_label, add_action_record,
1652 add_call_site, switch_to_exception_section): Likewise.
1653 * expmed.c (synth_mult): Likewise.
1654 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1655 store_expr): Likewise.
1656 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1658 * function.c (assign_stack_temp_for_type,
1659 allocate_struct_function, match_asm_constraints_1): Likewise.
1660 * gcov-io.c (gcov_allocate): Likewise.
1661 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1662 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1663 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1664 record_one_set, insert_expr_in_table, insert_set_in_table,
1665 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1666 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1667 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1668 -Wcast-qual warnings.
1670 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1672 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1673 -Wcast-qual warnings.
1674 * gcc.c (process_command): Likewise.
1675 * genattrtab.c (oballoc): Use XOBNEW.
1676 (oballocvec): Define.
1677 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1678 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1679 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1680 -Wc++-compat and/or -Wcast-qual warnings.
1681 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1682 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1683 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1684 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1685 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1686 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1687 add_excls, process_presence_absence_names,
1688 process_presence_absence_patterns, add_presence_absence,
1689 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1690 get_free_state, add_arc, get_free_automata_list_el,
1691 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1692 transform_3, cache_presence, create_ainsns, create_automata,
1693 create_state_ainsn_table, dfa_insn_code_enlarge,
1694 output_trans_func, output_min_issue_delay_func,
1695 output_dead_lock_func, output_reset_func,
1696 output_get_cpu_unit_code_func, output_dfa_start_func,
1697 expand_automata): Likewise.
1698 * genextract.c (gen_insn): Likewise.
1699 * gengtype-lex.l: Likewise.
1700 * gengtype.c (read_input_list, adjust_field_type,
1701 process_gc_options): Likewise.
1702 * genoutput.c (note_constraint): Likewise.
1703 * genpreds.c (mangle, add_constraint): Likewise.
1704 * genrecog.c (process_define_predicate, new_decision,
1705 add_to_sequence): Likewise.
1706 * gensupport.c (record_insn_name): Likewise.
1708 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1710 * config/i386/driver-i386.c (detect_caches_amd,
1711 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1712 and/or -Wcast-qual warnings.
1713 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1714 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1715 gt_pch_save): Likewise.
1716 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1717 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1718 * global.c (compute_regsets): Likewise.
1719 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1720 finish_graph_dump_file): Likewise.
1721 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1722 unlink_bb_notes): Likewise.
1723 * integrate.c (get_hard_reg_initial_val): Likewise.
1724 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1725 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1726 * local-alloc.c (update_equiv_regs): Likewise.
1727 * loop-invariant.c (check_invariant_table_size,
1728 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1730 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1731 altered_reg_used, mark_altered): Likewise.
1732 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1733 insert_var_expansion_initialization,
1734 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1735 release_var_copies): Likewise.
1736 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1737 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1738 analyze_accesses_for_phi_node, check_var_notmodified_p,
1739 check_allocation_function, find_sites_in_func,
1740 record_all_accesses_in_func, transform_access_sites,
1741 transform_allocation_sites): Likewise.
1742 * omp-low.c (new_omp_region, create_omp_child_function_name,
1743 check_omp_nesting_restrictions, check_combined_parallel,
1744 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1745 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1746 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1747 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1749 * opts-common.c (prune_options): Likewise.
1750 * opts.c (add_input_filename, print_filtered_help,
1751 get_option_state): Likewise.
1752 * params.c (add_params): Likewise.
1753 * passes.c (set_pass_for_id, next_pass_1,
1754 do_per_function_toporder, pass_fini_dump_file): Likewise.
1755 * postreload.c (reload_cse_simplify_operands): Likewise.
1756 * predict.c (tree_predicted_by_p, tree_predict_edge,
1757 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1759 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1761 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1763 * recog.c (check_asm_operands, validate_change_1): Likewise.
1764 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1765 subst_asm_stack_regs): Likewise.
1766 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1767 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1768 * regmove.c (reg_is_remote_constant_p): Likewise.
1769 * regrename.c (regrename_optimize, scan_rtx_reg,
1770 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1772 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1773 regstat_compute_calls_crossed): Likewise.
1774 * reload1.c (init_reload, new_insn_chain,
1775 has_nonexceptional_receiver, reload, copy_reloads,
1776 calculate_needs_all_insns, init_elim_table): Likewise.
1777 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1778 * rtl.c (shallow_copy_rtx_stat): Likewise.
1779 * rtlanal.c (parms_set): Likewise.
1780 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1781 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1782 * sched-ebb.c (earliest_block_with_similiar_load,
1783 add_deps_for_risky_insns): Likewise.
1784 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1785 schedule_region): Likewise.
1786 * see.c (eq_descriptor_pre_extension,
1787 hash_descriptor_pre_extension, hash_del_pre_extension,
1788 eq_descriptor_properties, hash_descriptor_properties,
1789 hash_del_properties, see_seek_pre_extension_expr,
1790 see_initialize_data_structures, see_print_register_properties,
1791 see_print_pre_extension_expr, see_delete_merged_def_extension,
1792 see_delete_unmerged_def_extension, see_emit_use_extension,
1793 see_pre_delete_extension, see_map_extension, see_commit_changes,
1794 see_analyze_merged_def_local_prop,
1795 see_analyze_merged_def_local_prop,
1796 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1797 see_set_prop_merged_def, see_set_prop_unmerged_def,
1798 see_set_prop_unmerged_use, see_print_one_extension,
1799 see_merge_one_use_extension, see_merge_one_def_extension,
1800 see_store_reference_and_extension, see_update_uses_relevancy,
1801 see_update_defs_relevancy): Likewise.
1802 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1803 hash_statistics_free, curr_statistics_hash): Likewise.
1804 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1805 expand_asm_operands, expand_return, case_bit_test_cmp,
1806 expand_case): Likewise.
1807 * stor-layout.c (start_record_layout): Likewise.
1808 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1809 gt_pch_save_stringpool): Likewise.
1810 * tree-data-ref.c (hash_stmt_vertex_info,
1811 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1812 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1814 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1817 * config/i386/i386.md : Change constraints of HImode and QImode
1818 immediate operands from "i" to "n". Change SImode "ni" constraint to
1819 "i" and SImode "rmi" constraint to "g". Remove all constraints
1820 from const0_operand and const1_operand predicated operands.
1821 (i): Change QImode and HImode attribute from "i" to "n".
1822 (*subqi_2): Change HImode operands to QImode.
1825 2008-06-25 Olivier Hainque <hainque@adacore.com>
1827 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1830 2008-06-25 Richard Guenther <rguenther@suse.de>
1832 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1833 not overflow the result type.
1835 2008-06-25 Richard Guenther <rguenther@suse.de>
1837 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1838 (vn_lookup): Likewise.
1840 2008-06-25 Richard Guenther <rguenther@suse.de>
1842 PR tree-optimization/35518
1843 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1844 * tree-sra.c (instantiate_element): Use fold_build3 to build
1846 (try_instantiate_multiple_fields): Likewise.
1848 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1850 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1853 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1855 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1856 use_backchain_to_restore_sp to true
1857 if the offset of the link register save area would go over the 32k - 1
1858 offset limit of the load
1861 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1863 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1864 anchor for the type-punning blurb. Cross-reference "Structures
1865 unions enumerations and bit-fields implementation". Provide a
1866 cast-through-pointer example. Make final sentence self-contained.
1867 * doc/implement-c.texi (Structures unions enumerations and
1868 bit-fields implementation): Cross-reference the type-punning blurb
1869 in the -fstrict-aliasing documentation.
1871 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1874 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1875 the memory instead of the memory itself for the save area.
1877 2008-06-24 Olivier Hainque <hainque@adacore.com>
1878 Nicolas Roche <roche@adacore.com>
1880 * gengtype.c (srcdir_len): size_t instead of int.
1881 (get_file_realbasename): New function. For F a filename, the real
1882 basename of F, with all the path components stripped.
1883 (get_file_srcdir_relative_path): New function. For F a filename, the
1884 relative path to F from $(srcdir).
1885 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1886 get_file_realbasename. Adjust the head comment.
1887 (get_prefix_langdir_index): New function. For F a filename, return the
1888 lang_dir_names[] relative index of the language directory that is
1890 (get_file_langdir): For F a filename, return the name of the language
1891 directory where F is located.
1892 (get_file_gtfilename): New function. The gt- output file name for an
1894 (get_output_file_with_visibility): Replace in-line computations with
1895 uses of get_file_gtfilename and get_prefix_langdir_index.
1896 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1898 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1900 PR tree-optimization/36504
1901 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1902 references without base address.
1904 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1907 * calls.c (expand_call): Increase alignment for recursive functions.
1909 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1911 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1912 (TARGET_FUNCTION_VALUE): New define.
1913 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1914 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1916 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1918 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1919 (fmod<mode>3): Ditto.
1920 (remainderxf3): Ditto.
1921 (remainder<mode>3): Ditto.
1923 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1926 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1927 REG is a hard register.
1929 PR tree-optimization/36508
1930 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1931 499, don't check it at all in release compilers.
1933 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1935 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1936 together with SSE_TARGET_MATH to disable insn pattern.
1937 (*fop_<MODEF:mode>_2_i387): Ditto.
1938 (*fop_<MODEF:mode>_3_i387): Ditto.
1940 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1942 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1944 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1947 * gimplify.c (gimplify_asm_expr): Check the return code of
1948 parse_output_constraint call, set function return and is_inout
1951 2008-06-22 Ian Lance Taylor <iant@google.com>
1953 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1954 (narrowest_signed_type): Likewise.
1955 * c-typeck.c (c_common_type): Change local variable mclass to enum
1957 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1958 tcc_comparison, not the tree code itself.
1959 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1960 (c_expand_expr): Cast modifier to enum expand_modifier.
1961 * c-common.h (C_RID_CODE): Add casts.
1962 (C_SET_RID_CODE): Define.
1963 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1964 (c_lex_one_token): Add cast to avoid warning.
1965 (c_parser_objc_type_name): Rename local typename to type_name.
1966 (check_no_duplicate_clause): Change code parameter to enum
1968 (c_parser_omp_var_list_parens): Change kind parameter to enum
1970 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1971 c_parser_omp_list_var_parens.
1972 (c_parser_omp_threadprivate): Likewise.
1973 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1974 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1975 * c-format.c (NO_FMT): Define.
1976 (printf_length_specs): Use NO_FMT.
1977 (asm_fprintf_length_specs): Likewise.
1978 (gcc_diag_length_specs): Likewise.
1979 (scanf_length_specs): Likewise.
1980 (strfmon_length_specs): Likewise.
1981 (gcc_gfc_length_specs): Likewise.
1982 (printf_flag_specs): Change 0 to STD_C89.
1983 (asm_fprintf_flag_specs): Likewise.
1984 (gcc_diag_flag_specs): Likewise.
1985 (gcc_cxxdiag_flag_specs): Likewise.
1986 (scanf_flag_specs): Likewise.
1987 (strftime_flag_specs): Likewise.
1988 (strfmon_flag_specs): Likewise.
1989 (print_char_table): Likewise.
1990 (asm_fprintf_char_table): Likewise.
1991 (gcc_diag_char_table): Likewise.
1992 (gcc_tdiag_char_table): Likewise.
1993 (gcc_cdiag_char_table): Likewise.
1994 (gcc_cxxdiag_char_table): Likewise.
1995 (gcc_gfc_char_table): Likewise.
1996 (scan_char_table): Likewise.
1997 (time_char_table): Likewis.
1998 (monetary_char_table): Likewise.
1999 * c-format.h (BADLEN): Likewise.
2001 2008-06-21 Ian Lance Taylor <iant@google.com>
2003 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
2004 Define END_OF_BASE_TREE_CODES around inclusion.
2005 * tree.c (tree_code_type): New global array.
2006 (tree_code_length, tree_code_name): Likewise.
2007 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
2009 (all-tree.def, s-alltree): New targets.
2010 (gencheck.h, s-gencheck): Remove.
2011 (tree.o): Depend upon all-tree.def.
2012 (build/gencheck.o): Remove gencheck.h dependency.
2013 (mostlyclean): Don't remove gencheck.h.
2014 * c-common.h (enum c_tree_code): Remove.
2015 * c-lang.c (tree_code_type): Remove.
2016 (tree_code_length, tree_code_name): Remove.
2017 * gencheck.c (tree_codes): Include all-tree.def, rather than
2018 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
2020 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
2022 * cp/cp-tree.h (enum cplus_tree_code): Remove.
2023 (operator_name_info): Size to MAX_TREE_CODES.
2024 (assignment_operator_name_info): Likewise.
2025 * cp/cp-lang.c (tree_code_type): Remove.
2026 (tree_code_length, tree_code_name): Remove.
2027 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
2028 (assignment_operator_name_info): Likewise.
2029 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
2031 * cp/mangle.c (write_expression): Likewise.
2032 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
2033 * fortran/f95-lang.c (tree_code_type): Remove.
2034 (tree_code_length, tree_code_name): Remove.
2035 * java/java-tree.h (enum java_tree_code): Remove.
2036 * java/lang.c (tree_code_type): Remove.
2037 (tree_code_length, tree_code_name): Remove.
2038 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
2039 * objc/objc-act.h (enum objc_tree_code): Remove.
2040 * objc/objc-lang.c (tree_code_type): Remove.
2041 (tree_code_length, tree_code_name): Remove.
2042 * objcp/objcp-lang.c (tree_code_type): Remove.
2043 (tree_code_length, tree_code_name): Remove.
2044 * ada/ada-tree.h (enum gnat_tree_code): Remove.
2045 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
2046 * ada/misc.c (tree_code_type): Remove.
2047 (tree_code_length, tree_code_name): Remove.
2049 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
2051 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
2052 the grand_bitmap_obstack.
2054 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2056 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
2057 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
2058 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
2059 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
2060 move_stmt_r, new_label_mapper): Likewise.
2061 * tree-complex.c (cvc_lookup): Likewise.
2062 * tree-dfa.c (create_function_ann): Likewise.
2063 * tree-dump.c (dump_register): Likewise.
2064 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
2065 find_phi_replacement_condition): Likewise.
2066 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
2067 tree_function_versioning): Likewise.
2068 * tree-into-ssa.c (cmp_dfsnum): Likewise.
2069 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
2070 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
2071 get_nonlocal_debug_decl, convert_nonlocal_reference,
2072 convert_nonlocal_omp_clauses, get_local_debug_decl,
2073 convert_local_reference, convert_local_omp_clauses,
2074 convert_nl_goto_reference, convert_nl_goto_receiver,
2075 convert_tramp_reference, convert_call_expr): Likewise.
2076 * tree-outof-ssa.c (contains_tree_r): Likewise.
2077 * tree-parloops.c (reduction_phi, initialize_reductions,
2078 eliminate_local_variables_1, add_field_for_reduction,
2079 add_field_for_name, create_phi_for_local_result,
2080 create_call_for_reduction_1, create_loads_for_reductions,
2081 create_stores_for_reduction, create_loads_and_stores_for_name):
2083 * tree-phinodes.c (allocate_phi_node): Likewise.
2084 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
2085 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
2086 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
2087 * tree-ssa-coalesce.c (compare_pairs): Likewise.
2088 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
2089 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
2090 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
2091 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2092 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
2093 vn_nary_op_insert): Likewise.
2094 * tree-ssa.c (redirect_edge_var_map_add,
2095 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
2096 * tree-vectorizer.c (vectorize_loops): Likewise.
2097 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
2098 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
2099 tree_cons_stat, build1_stat, build_variant_type_copy,
2100 decl_init_priority_lookup, decl_fini_priority_lookup,
2101 decl_priority_info, decl_restrict_base_lookup,
2102 decl_restrict_base_insert, decl_debug_expr_lookup,
2103 decl_debug_expr_insert, decl_value_expr_lookup,
2104 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
2105 type_hash_add, get_file_function_name, tree_check_failed,
2106 tree_not_check_failed, tree_range_check_failed,
2107 omp_clause_range_check_failed, build_omp_clause,
2108 build_vl_exp_stat): Likewise.
2109 * value-prof.c (gimple_histogram_value,
2110 gimple_duplicate_stmt_histograms): Likewise.
2111 * var-tracking.c (attrs_list_insert, attrs_list_copy,
2112 unshare_variable, variable_union_info_cmp_pos, variable_union,
2113 dataflow_set_different_1, dataflow_set_different_2,
2114 vt_find_locations, variable_was_changed, set_variable_part,
2115 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
2116 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
2117 section_entry_hash, object_block_entry_eq,
2118 object_block_entry_hash, create_block_symbol,
2119 initialize_cold_section_name, default_function_rodata_section,
2120 strip_reg_name, set_user_assembler_name, const_desc_eq,
2121 build_constant_desc, output_constant_def, lookup_constant_def,
2122 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
2123 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
2124 default_internal_label): Likewise.
2125 * varray.c (varray_init, varray_grow): Likewise.
2126 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
2128 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
2130 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
2131 operators for "test" insn. Macroize insn using SWI mode macro.
2132 (*jcc_fused_2): Ditto.
2133 (*jcc_fused_3): Macroize insn using SWI mode macro.
2134 (*jcc_fused_4): Ditto.
2136 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
2138 * tree-ssa-pre.c: Fix typo in comment.
2139 (init_antic, fini_antic): Add explicit funtions for
2140 initializing and deinitializing ANTIC and AVAIL sets.
2141 (create_expression_by_pieces): Fix typo in comment.
2142 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
2143 (execute_pre): Eventually dump details about ANTIC_IN.
2145 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2147 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
2148 * gcc.c (translate_options, init_spec, store_arg, read_specs,
2149 add_to_obstack, file_at_path, find_a_file, execute,
2150 add_preprocessor_option, add_assembler_option, add_linker_option,
2151 process_command, insert_wrapper, do_option_spec, do_self_spec,
2152 spec_path, do_spec_1, is_directory, main, used_arg,
2153 getenv_spec_function): Likewise.
2154 * tlink.c (symbol_hash_lookup, file_hash_lookup,
2155 demangled_hash_lookup, symbol_push, file_push, frob_extension):
2158 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2160 * doc/rtl.texi: Updated subreg section.
2162 2008-06-19 Jakub Jelinek <jakub@redhat.com>
2165 * cgraphunit.c (cgraph_process_new_functions): Don't clear
2166 node->needed and node->reachable.
2167 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
2168 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
2169 (expand_task_call): Don't call expand_task_copyfn.
2170 (expand_task_copyfn): Renamed to...
2171 (finalize_task_copyfn): ... this.
2173 2008-06-19 Jan Hubicka <jh@suse.cz>
2175 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
2176 clobbering framepointer.
2178 2008-06-19 Jan Hubicka <jh@suse.cz>
2180 * tree-optimize.c (execute_early_local_optimizations): Set
2181 cgraph_state only at first invocation.
2183 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2185 * system.h (-Wc++-compat): Activate as a warning, no an error.
2187 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2189 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
2190 instead of "#" in insn asm template.
2191 (*jcc_fused_2): Ditto.
2193 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2195 * config/i386/i386.h (ix86_tune_indices)
2196 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
2197 (TARGET_FUSE_CMP_AND_BRANCH): New define.
2198 * config/i386/i386.md (*jcc_fused_1): New insn pattern
2199 (*jcc_fused_2): Ditto.
2200 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
2201 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
2202 (print operand): Handle 'E' and 'e' code.
2204 2008-06-19 Anatoly Sokolov <aesok@post.ru>
2206 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
2207 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2208 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2210 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
2212 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
2214 (cgraph_expand_function): Use local copy of decl.
2215 (cgraph_expand_all_functions): Remove redundant initialization of
2217 (cgraph_optimize): Reword internal_error message.
2219 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
2221 * arm-protos.h (arm_return_in_memory): Remove public
2222 arm_return_in_memory() prototype.
2223 * arm.c (arm_return_in_memory): Add static prototype, add target
2224 hook macro, change definition and comments.
2225 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
2227 2008-06-19 Ben Elliston <bje@au.ibm.com>
2229 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
2230 real.c: Remove references to IEEE 754R.
2231 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
2232 * doc/libgcc.texi (Decimal float library routines): Likewise.
2234 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2236 * targhooks.h (struct gcc_target): New member unwind_word_mode.
2237 (default_unwind_word_mode): Add prototype.
2238 * targhooks.c (default_unwind_word_mode): New function.
2239 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
2240 instead of word_mode.
2241 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
2242 (TARGET_INITIALIZER): Use it.
2244 * c-common.c (handle_mode_attribute): Support "unwind_word"
2246 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
2248 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
2249 word_mode to access SjLj_Function_Context member "data".
2250 (sjlj_emit_dispatch_table): Likewise. Also, perform type
2251 conversion from targetm.eh_return_filter_mode () to
2252 targetm.unwind_word_mode () if they differ.
2254 * builtin-types.def (BT_UNWINDWORD): New primitive type.
2255 (BT_FN_UNWINDWORD_PTR): New function type.
2256 (BT_FN_WORD_PTR): Remove.
2257 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
2258 * except.c (expand_builtin_extend_pointer): Convert pointer to
2259 targetm.unwind_word_mode () instead of word_mode.
2261 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
2262 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
2263 (spu_unwind_word_mode): New function.
2264 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
2265 (TARGET_UNWIND_WORD_MODE): Define.
2266 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2268 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2270 * config/spu/spu.c (reg_align): Remove.
2271 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
2272 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
2273 (spu_split_store): Likewise.
2275 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
2277 * gcc/tree-vn.c: Fix typo in comment.
2279 2008-06-18 Jan Hubicka <jh@suse.cz>
2281 * cgraphunit.c (cgraph_optimize): Output debug info when doing
2282 toplevel reorder too.
2284 2008-06-18 Jan Hubicka <jh@suse.cz>
2286 * c-opts.c (c_common_post_options): PCH is not compatible with
2288 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
2289 -fno-toplevel-reorder by default now.
2291 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2293 PR documentation/30739
2294 * doc/install.texi (Prerequisites): Document dependency on awk.
2296 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
2297 Ian Lance Taylor <iant@google.com>
2299 PR rtl-optimization/35604
2300 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
2301 only want to change jump destinations, not eventual label comparisons.
2303 2008-06-16 Jan Hubicka <jh@suse.cz>
2305 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
2307 (cgraph_analyze_function): Likewise.
2309 2008-06-16 Jan Hubicka <jh@suse.cz>
2311 * cgraph.h (cgraph_mark_if_needed): New function.
2312 * cgraphunit.c (cgraph_mark_if_needed): New function.
2313 * c-decl.c (duplicate_decl): Use it.
2315 2008-06-16 Jan Hubicka <jh@suse.cz>
2317 * cgraph.c (cgraph_add_new_function): When in expansion state, do
2320 2008-06-16 Jan Hubicka <jh@suse.cz>
2322 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
2324 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
2325 Kazu Hirata <kazu@codesourcery.com>
2326 Maxim Kuvyrkov <maxim@codesourcery.com
2328 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
2329 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
2330 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
2331 EXTRA_SPEC_FUNCTIONS.
2332 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
2333 (DRIVER_SELF_SPECS): Adjust.
2334 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
2335 * config/mips/st.h, config/mips/t-st: New.
2336 * config/mips/driver-native.c, config/mips/x-native: New.
2337 * doc/invoke.texi (MIPS): Document 'native' value for -march and
2340 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2342 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
2344 (ISA_HAS_FP_CONDMOVE): New macro.
2345 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
2346 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
2347 (ISA_HAS_NMADD3_NMSUB3): New macro.
2348 * config/mips/mips.c (mips_rtx_costs): Update.
2349 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
2350 compiling for ST Loongson 2E/2F.
2351 (madd<mode>): Rename to madd4<mode>. Update.
2352 (madd3<mode>): New pattern.
2353 (msub<mode>): Rename to msub4<mode>. Update.
2354 (msub3<mode>): New pattern.
2355 (nmadd<mode>): Rename to nmadd4<mode>. Update.
2356 (nmadd3<mode>): New pattern.
2357 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
2358 (nmadd3<mode>_fastmath): New pattern.
2359 (nmsub<mode>): Rename to nmsub4<mode>. Update.
2360 (nmsub3<mode>): New pattern.
2361 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
2362 (nmsub3<mode>_fastmath): New pattern.
2363 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
2365 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
2367 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
2368 (DF_REF_INSN_INFO): New.
2369 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
2370 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
2371 with a NULL DF_REF_INSN_INFO.
2372 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
2374 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
2375 DF_INSN_INFO_EQ_USES): New.
2376 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
2377 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
2378 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
2379 * df-core.c: Update comment for above changes.
2380 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
2381 DF_INSN_UID_* macros.
2382 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
2383 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
2384 insn rtx. Update all callers.
2385 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
2386 df_ref_create_structure, df_insn_refs_collect): Likewise.
2387 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
2388 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
2389 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
2390 macros to access the insn refs.
2391 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
2392 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
2393 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
2394 for accessing the refs.
2395 (try_fwprop_subst): Likewise.
2396 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
2397 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
2398 for accessing the refs.
2399 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
2400 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
2401 to look at the insn refs.
2402 (record_uses): Likewise.
2403 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
2405 (mark_artificial_uses): Don't mark_insn for artificial refs.
2406 (mark_reg_rependencies): Likewise.
2408 * doc/rtl.texi: Remove documentation of ADDRESSOF.
2410 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2412 * configure: Regenerate.
2414 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2416 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
2417 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2418 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2420 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2422 * config/avr/avr.c (avr_mcu_t): Add attiny167.
2423 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2424 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2426 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2428 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
2429 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2430 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2432 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2434 * tree-ssa-sccvn.c: Fix format of comments.
2436 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2438 * cgraph.c: Remove unneeded forward declarations of eq_node()
2441 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
2443 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
2445 (see_update_relevancy): Likewise.
2446 * fwprop.c (try_fwprop_subst): Likewise.
2447 * rtlanal.c (noop_move_p): Likewise.
2448 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
2449 notes to non-existing libcall blocks.
2450 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
2452 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
2453 (dead_libcall_p): Remove.
2454 (delete_trivially_dead_insns): Don't use it.
2455 * web.c (union_defs): Remove comment about keeping nops.
2456 * gcse.c (hash_scan_insn): Don't take libcall pointers.
2457 (compute_hash_table_work): Don't track libcall notes.
2458 (do_local_cprop): Don't take libcall pointers. Don't update
2460 (adjust_libcall_notes): Deleted.
2461 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
2462 ever have existed in the first place).
2463 (replace_store_insn): Don't try to remove libcall notes.
2464 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
2465 (resolve_reg_notes): Don't call them.
2466 (resolve_simple_move): Likewise.
2467 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
2468 Don't remove REG_RETVAL notes.
2469 * emit-rtl.c (try_split): Don't update libcall notes.
2470 (emit_copy_of_insn_after): Dito.
2471 * cselib.c (cselib_current_insn_in_libcall): Remove.
2472 (cselib_process_insn): Don't set/clear it.
2473 (new_elt_loc_list): Don't record it.
2474 (cselib_init): Don't initialize it.
2475 * cselib.c (struct elt_loc_list): Remove in_libcall field.
2476 * loop-invariant.c (find_invariant_insn): Don't look for libcall
2478 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
2479 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
2480 (init_deps): Don't initialize it.
2481 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
2482 * combine.c (delete_noop_moves): Don't update libcall notes.
2483 (can_combine_p): Remove now pointless #if 0 block.
2484 (try_combine): Remove another obsolete #if 0 block.
2485 (distribute_notes): Don't distribute libcall notes.
2486 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
2487 * dce.c (libcall_dead_p): Remove.
2488 (delete_unmarked_insns): Don't handle libcall blocks.
2489 (preserve_libcall_for_dce): Remove.
2490 (prescan_insns_for_dce): Don't special-case libcall block insns.
2491 * reload1 (reload): Don't handle libcall notes.
2492 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
2495 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2497 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
2498 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2499 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2501 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2503 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
2504 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2505 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2507 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2509 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
2511 2008-06-16 Ira Rosen <irar@il.ibm.com>
2513 PR tree-optimization/36493
2514 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
2515 the arguments list. Use VECTYPE to create vector pointer.
2516 (vectorizable_store): Fail if accesses through a pointer to vectype
2517 do not alias the original memory reference operands.
2518 Call vect_create_data_ref_ptr without the removed argument.
2519 (vectorizable_load): Likewise.
2520 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
2523 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
2526 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
2529 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2531 * config/mips/loongson2ef.md: New file.
2532 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
2533 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
2534 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
2535 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
2536 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
2538 (loongson2ef.md): New include.
2539 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
2540 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
2541 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
2542 (loongson_gt_<mode>, loongson_extract_halfword)
2543 (loongson_insert_halfword_0, loongson_insert_halfword_2)
2544 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
2545 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2546 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2547 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2548 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2549 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2550 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2551 (vec_interleave_low<mode>): Define type attribute.
2552 * config/mips/mips.c (mips_ls2): New static variable.
2553 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2554 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2555 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2556 Implement target scheduling hooks.
2557 (mips_multipass_dfa_lookahead): Update to handle tuning for
2559 (mips_sched_init): Initialize data for Loongson scheduling.
2560 (mips_ls2_variable_issue): New static function.
2561 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2563 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2564 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2565 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2566 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2567 Handle ST Loongson 2E/2F cores.
2568 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2570 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2572 * omp-low.c (extract_omp_for_data): Fix comment typo.
2575 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2577 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2578 FIXME note about gcc/config.guess.
2579 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2580 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2581 * doc/cppopts.texi: Likewise.
2582 * doc/extend.texi: Likewise.
2583 * doc/gcc.texi: Likewise.
2584 * doc/gccint.texi: Likewise.
2585 * doc/gcov.texi: Likewise.
2586 * doc/gty.texi: Likewise.
2587 * doc/hostconfig.texi: Likewise.
2588 * doc/install.texi: Likewise.
2589 * doc/invoke.texi: Likewise.
2590 * doc/loop.texi: Likewise.
2591 * doc/makefile.texi: Likewise.
2592 * doc/md.texi: Likewise.
2593 * doc/passes.texi: Likewise.
2594 * doc/tm.texi: Likewise.
2595 * doc/tree-ssa.texi: Likewise.
2596 * doc/trouble.texi: Likewise.
2598 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2599 Nathan Sidwell <nathan@codesourcery.com>
2600 Maxim Kuvyrkov <maxim@codesourcery.com>
2601 Richard Sandiford <rdsandiford@googlemail.com>
2603 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
2604 * config/mips/mips-protos.h (mips_expand_vector_init): New.
2605 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
2607 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
2608 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
2609 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
2611 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
2612 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
2613 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
2614 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
2615 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
2616 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
2617 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
2618 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
2619 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
2620 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
2621 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
2622 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
2623 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2624 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2625 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2626 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2627 (mips_builtins): Add Loongson builtins.
2628 (mips_loongson_2ef_bdesc): New.
2629 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2630 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2631 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2632 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2634 (mips_expand_vector_init): New.
2635 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2636 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2638 * config/mips/mips.md: Add unspec numbers for Loongson
2639 builtins. Include loongson.md.
2640 (MOVE64): Include Loongson vector modes.
2641 (SPLITF): Include Loongson vector modes.
2642 (HALFMODE): Handle Loongson vector modes.
2643 * config/mips/loongson.md: New.
2644 * config/mips/loongson.h: New.
2645 * config.gcc: Add loongson.h header for mips*-*-* targets.
2646 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2648 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2650 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2651 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2652 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2653 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2654 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2655 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2656 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2657 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2658 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2659 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2660 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2661 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2662 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2663 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2664 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2665 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2666 Remove use_fixproto=yes.
2667 (ia64*-*-hpux*): Remove comment about using fixproto.
2668 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2670 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2672 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2674 * configure: Regenerate.
2676 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2679 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2680 before evaluating it.
2682 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2685 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2686 nested inline functions.
2687 (start_decl, start_function): Don't invert DECL_EXTERNAL
2688 for nested inline functions.
2690 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2692 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2693 splits that must be made for correctness.
2695 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2697 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2698 (AVAIL_NON_MIPS16): Likewise.
2699 (mips_builtin_description): Replace target_flags with a predicate.
2700 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2701 (dspr2_32): New availability predicates.
2702 (MIPS_BUILTIN): New macro.
2703 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2704 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2705 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2706 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2707 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2708 (mips_dsp_32only_bdesc): Merge into...
2709 (mips_builtins): ...this new array.
2710 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2711 (mips_init_builtins): Update after above changes.
2712 (mips_expand_builtin_1): Merge into...
2713 (mips_expand_builtin): ...here and update after above changes.
2715 2008-06-12 Paul Brook <paul@codesourcery.com>
2717 * longlong.h (__arm__): Define count_leading_zeros.
2718 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2719 (clzsi2, clzdi2): New functions.
2720 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2721 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2722 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2723 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2724 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2725 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2726 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2727 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2728 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2729 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2731 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2733 * config/m68k/m68k.c (m68k_tune_flags): New.
2734 (override_options): Compute m68k_tune_flags.
2735 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2736 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2738 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2741 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2743 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2745 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2746 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2748 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2750 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2751 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2753 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2756 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2759 2008-06-12 Richard Guenther <rguenther@suse.de>
2761 PR tree-optimization/36345
2762 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2763 add memory_tag_needed flag.
2764 (may_alias_p): Declare.
2765 * tree-ssa-alias.c (may_alias_p): Export.
2766 (set_initial_properties): Use memory_tag_needed flag.
2767 (update_reference_counts): Likewise.
2768 (reset_alias_info): Reset memory_tag_needed flag.
2769 (create_name_tags): Check memory_tag_needed flag.
2770 (dump_points_to_info_for): Dump it.
2771 * tree-ssa-structalias.c (struct variable_info): Remove
2772 directly_dereferenced flag.
2773 (new_var_info): Do not initialize it.
2774 (process_constraint_1): Do not set it.
2775 (update_alias_info): Set is_dereferenced flag.
2776 (set_uids_in_ptset): Use may_alias_p.
2777 (set_used_smts): Check memory_tag_needed flag.
2778 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2779 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2780 memory_tag_needed flag.
2781 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2784 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2786 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2787 red zone for w64 abi.
2788 (ix86_expand_prologue): Likewise.
2789 (ix86_force_to_memory): Likewise.
2790 (ix86_free_from_memory): Likewise.
2792 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2795 * config/rs6000/rs6000.c (rs6000_override_options): Set
2796 rs6000_isel conditionally to the absence of comand line override.
2797 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2798 Remove duplicate rs6000_isel setting.
2799 * config/rs6000/eabispe.h: Ditto.
2801 2008-06-11 Richard Guenther <rguenther@suse.de>
2803 * alias.c (get_alias_set): Use the element alias-set for arrays.
2804 (record_component_aliases): For arrays and vectors do nothing.
2805 * c-common.c (strict_aliasing_warning): Handle the cases
2806 of alias set zero explicitly.
2807 * Makefile.in (dfp.o-warn): Add -Wno-error.
2809 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2811 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2813 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2814 tune_32 tune_64 to supported_defaults. Allow values not
2815 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2816 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2817 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2818 with_cpu_64 to generic for 64-bit-supporting configurations, not
2819 with_cpu. Remove FIXMEs.
2820 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2821 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2822 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2823 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2824 arch_32 and arch_64.
2826 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2827 Olivier Hainque <hainque@adacore.com>
2829 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2830 Use DECL_SIZE_UNIT to retrieve the size of the field.
2832 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2834 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2835 with function calls after declarations. Lay out
2836 neon_float_type_node before further use.
2838 2008-06-11 Richard Guenther <rguenther@suse.de>
2840 * tree-flow.h (may_point_to_global_var): Declare.
2841 * tree-ssa-alias.c (may_point_to_global_var): New function.
2842 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2844 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2846 * configure.ac: Teach that fido supports .debug_line.
2847 * configure: Regenerate.
2849 2008-06-10 Tom Tromey <tromey@redhat.com>
2851 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2854 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2856 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2857 (encode_decimal64, decode_decimal64, encode_decimal128,
2858 decode_decimal128): Reverse order of 32-bit parts of value if host
2859 and target endianness differ.
2861 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2863 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2864 Avoid division by 0.
2865 (tree_mod_pow2_value_transform): Likewise.
2866 (tree_ic_transform): Likewise.
2867 (tree_stringops_transform): Likewise.
2868 (tree_mod_subtract_transform): Likewise.
2869 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2870 (copy_edges_for_bb): Likewise.
2871 (initialize_cfun): Likewise.
2873 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2875 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2876 nonmemory_operand. Add "N" operand constraint.
2878 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2879 (*jcc_btsi_mask): Ditto.
2880 (*jcc_btsi_mask_1): Ditto.
2882 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2884 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2885 TYPE_CANONICAL for copied element type.
2887 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2890 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2891 Add m_CORE2 and m_GENERIC.
2892 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2893 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2895 (*jcc_btdi_rex64): New instruction and split pattern.
2897 (*jcc_btsi_1): Ditto.
2898 (*btsq): Fix Intel asm dialect operand order.
2902 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2905 * simplify-rtx.c (simplify_subreg): Add check for shift count
2908 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2910 * doc/md.texi: Synchronize with later constraints.md change.
2911 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2912 with a C implementation.
2913 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2915 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2916 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2917 when moving to and from MD_REGNUM.
2918 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2919 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2920 Handle byte and halfword moves.
2921 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2923 * config/mips/constraints.md (h): Turn into NO_REGS.
2924 (l, x): Update documentation.
2925 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2926 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2927 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2928 (HILO): New mode iterator.
2930 (any_div): New code iterator.
2931 (u): Extend code attribute to div and udiv.
2932 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2933 d_operand in the splitters. Remove redundant CONST_INT checks.
2934 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2935 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2936 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2937 accordingly, using normal moves instead of unspecs to move LO into
2938 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2939 (<u>mulsidi3): Handle expansion in C code.
2940 (<u>mulsidi3_32bit_internal): Rename to...
2941 (<u>mulsidi3_32bit): ...this.
2942 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2943 (*<u>mulsidi3_64bit): Rename to...
2944 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2945 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2946 to set LO and HI to the multiplication result. Use a normal move
2947 for MFLO and an unspec for MFHI.
2948 (*<u>mulsidi3_64bit_parts): Replace with...
2949 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2950 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2951 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2952 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2953 instead of HI. Split the instruction into a separate multiplication
2954 and MFHI if !TARGET_FIX_R4000.
2955 (<su>muldi3_highpart): Likewise.
2956 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2957 and the "=h" clobber.
2958 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2959 (<u>mulditi3): New expander.
2960 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2961 (madsi): Remove "=h" clobber.
2962 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2963 Force the modulus result to be a GPR and split the instruction into
2964 a division followed by an MFHI after reload.
2965 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2966 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2967 the MIPS16 HIGH define_split.
2968 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2969 of acc<->gpr moves to "multi".
2970 (*movdi_64bit): Replace the single "x" alternative with
2971 alternatives for moving into and out of "a".
2972 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2973 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2974 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2975 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2976 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2977 (movti): New expander.
2978 (*movti, *movti_mips16): New insns.
2979 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2980 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2981 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2982 * config/mips/predicates.md (fpr_operand): Delete.
2983 (d_operand): New predicate.
2985 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2987 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2988 failure on some Bourne shells.
2989 (x86_64-*-*): Ditto.
2991 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2993 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2995 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2997 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2998 (sparc-sun-solaris2*): Likewise.
3000 2008-06-09 Arnaud Charlet <charlet@adacore.com
3002 * doc/install.texi: Update requirements to build the Ada compiler.
3004 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
3006 * df-scan.c (struct df_scan_problem_data): Remove the
3007 mw_link_pool alloc pool.
3008 (df_scan_free_internal): Don't free it.
3009 (df_scan_alloc): Don't allocate it.
3010 * df.h (struct df_link): Update comment.
3012 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
3014 * except.h: Correct checks for when SJLJ exceptions must be used.
3016 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3018 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
3021 2008-06-08 Joseph Myers <joseph@codesourcery.com>
3023 PR tree-optimization/36218
3024 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
3025 configure for the build system.
3026 (BUILD_LDFLAGS): Define.
3027 * configure: Regenerate.
3028 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
3030 2008-07-08 Anatoly Sokolov <aesok@post.ru>
3033 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
3034 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
3035 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
3037 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
3039 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
3041 2008-06-07 Joseph Myers <joseph@codesourcery.com>
3043 * config.gcc (Obsolete configurations): Remove list of
3045 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
3046 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
3047 targets matched by those patterns.
3048 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
3049 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
3050 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
3051 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
3052 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3053 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3054 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
3055 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
3056 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
3057 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
3058 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
3059 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
3060 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
3061 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
3062 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
3063 Make code for Solaris 7 and greater unconditional for Solaris.
3064 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
3065 Remove --with-* handling.
3066 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
3067 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
3068 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
3069 LINK_OS_WINDISS_SPEC): Remove.
3070 * config/rs6000/sysv4.opt (mwindiss): Remove.
3071 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
3072 * configure: Regenerate.
3073 * doc/cpp.texi: Don't mention BeOS.
3074 * doc/extend.texi (interrupt): Don't mention MS1.
3075 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
3076 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
3077 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
3078 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
3079 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
3081 * doc/invoke.texi (MT Options): Remove.
3082 (-mwindiss): Remove.
3083 (CRIS Options): Remove cris-axis-aout references.
3084 (HPPA Options): Don't mention hppa1.1-*-pro.
3085 * doc/md.texi: (MorphoTech family): Remove.
3086 * libgcc2.c: Don't handle UWIN.
3087 * config/alpha/t-unicosmk: Remove.
3088 * config/alpha/unicosmk.h: Remove.
3089 * config/arm/kaos-arm.h: Remove.
3090 * config/arm/kaos-strongarm.h: Remove.
3091 * config/arm/strongarm-coff.h: Remove.
3092 * config/arm/strongarm-elf.h: Remove.
3093 * config/arm/strongarm-pe.h: Remove.
3094 * config/arm/t-strongarm-pe: Remove.
3095 * config/arm/t-xscale-coff: Remove.
3096 * config/arm/t-xscale-elf: Remove.
3097 * config/arm/xscale-coff.h: Remove.
3098 * config/arm/xscale-elf.h: Remove.
3099 * config/chorus.h: Remove.
3100 * config/cris/aout.h: Remove.
3101 * config/cris/aout.opt: Remove.
3102 * config/cris/t-aout: Remove.
3103 * config/i386/beos-elf.h: Remove.
3104 * config/i386/kaos-i386.h: Remove.
3105 * config/i386/ptx4-i.h: Remove.
3106 * config/i386/sco5.h: Remove.
3107 * config/i386/sco5.opt: Remove.
3108 * config/i386/sysv4-cpp.h: Remove.
3109 * config/i386/sysv5.h: Remove.
3110 * config/i386/t-beos: Remove.
3111 * config/i386/t-sco5: Remove.
3112 * config/i386/t-uwin: Remove.
3113 * config/i386/uwin.asm: Remove.
3114 * config/i386/uwin.h: Remove.
3115 * config/kaos.h: Remove.
3116 * config/mips/windiss.h: Remove.
3117 * config/mt: Remove directory.
3118 * config/pa/pa-osf.h: Remove.
3119 * config/pa/pa-pro-end.h: Remove.
3120 * config/pa/t-pro: Remove.
3121 * config/ptx4.h: Remove.
3122 * config/rs6000/beos.h: Remove.
3123 * config/rs6000/kaos-ppc.h: Remove.
3124 * config/rs6000/t-beos: Remove.
3125 * config/rs6000/windiss.h: Remove.
3126 * config/sh/kaos-sh.h: Remove.
3127 * config/sol2-6.h: Remove.
3128 * config/sparc/sol26-sld.h: Remove.
3129 * config/sparc/sysv4-only.h: Remove.
3130 * config/vax/bsd.h: Remove.
3131 * config/vax/t-memfuncs: Remove.
3132 * config/vax/ultrix.h: Remove.
3133 * config/vax/vaxv.h: Remove.
3134 * config/windiss.h: Remove.
3136 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3138 PR rtl-optimization/36438
3139 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
3140 for vector shifts with constant scalar shift operands.
3142 2008-06-06 Sandip Matte <sandip@rmicorp.com>
3144 * doc/invoke.texi: Document -march=xlr.
3145 * config/mips/xlr.md: New file.
3146 * config/mips/mips.md: Include it.
3148 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
3149 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
3150 (mips_rtx_cost_data): Likewise.
3152 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
3154 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
3155 PRE_INC and PRE_DEC cases.
3157 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3159 PR rtl-optimization/36419
3160 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
3161 the emitting jump insn.
3164 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
3165 is not bool, boolify the whole *expr_p and convert to the desired type.
3167 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3169 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
3170 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
3171 Add omp_private_outer_ref hook, add another argument to
3172 omp_clause_default_ctor hook.
3173 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
3174 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
3175 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
3176 hook_tree_tree_tree_tree_null.
3177 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
3178 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
3179 * hooks.c (hook_tree_tree_tree_tree_null): New function.
3180 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
3181 * tree.def (OMP_TASK): New tree code.
3182 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
3183 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
3184 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
3185 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
3186 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
3187 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
3188 OMP_CLAUSE_COLLAPSE_EXPR): Define.
3189 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3190 (OMP_DIRECTIVE_P): Add OMP_TASK.
3191 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
3192 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
3193 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
3194 and OMP_CLAUSE_UNTIED entries.
3195 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
3197 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3198 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
3199 * tree-pretty-print.c (dump_omp_clause): Handle
3200 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
3201 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3202 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
3203 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
3204 warning about unsigned iterators. Change decl/init/cond/incr
3205 arguments to TREE_VECs, check arguments for all collapsed loops.
3206 (c_finish_omp_taskwait): New function.
3207 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
3209 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
3210 default_function_array_conversion on init. Add par_clauses argument.
3211 If decl is present in parallel's lastprivate clause, change it to
3212 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
3213 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
3214 collapse count in clauses.
3215 (c_parser_omp_for, c_parser_omp_parallel): Adjust
3216 c_parser_omp_for_loop callers.
3217 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
3218 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
3219 (c_parser_omp_clause_name): Handle collapse and untied clauses.
3220 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
3222 (c_parser_omp_clause_schedule): Handle schedule(auto).
3223 Include correct location in the error message.
3224 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
3225 and PRAGMA_OMP_CLAUSE_UNTIED.
3226 (OMP_TASK_CLAUSE_MASK): Define.
3227 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
3228 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
3229 * tree-nested.c (convert_nonlocal_omp_clauses,
3230 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
3231 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
3232 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3233 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
3235 (conver_nonlocal_reference, convert_local_reference,
3236 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
3237 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
3238 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
3239 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
3240 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
3241 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
3242 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
3243 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
3244 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3246 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
3247 * c-common.h (c_finish_omp_taskwait): New prototype.
3248 * gimple-low.c (lower_stmt): Handle OMP_TASK.
3249 * tree-parloops.c (create_parallel_loop): Create 1 entry
3250 vectors for OMP_FOR_{INIT,COND,INCR}.
3251 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3252 (make_edges): Handle OMP_TASK.
3253 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
3254 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3255 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
3256 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
3257 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
3258 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3259 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3260 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
3261 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
3262 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
3263 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
3264 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
3265 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
3266 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
3267 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
3268 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
3269 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
3270 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
3271 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
3272 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
3273 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
3274 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
3275 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
3276 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
3277 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
3278 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
3279 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
3280 original iterator is present in lastprivate clause or if
3281 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
3282 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3283 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
3284 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
3285 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
3286 if it is set, lookup var in outer contexts too. Handle
3287 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
3288 to be implicitly determined firstprivate for task regions.
3289 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
3290 if it is set, lookup var in outer contexts too. Set
3291 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
3292 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
3293 OMP_CLAUSE_UNTIED. Take region_type as last argument
3294 instead of in_parallel and in_combined_parallel.
3295 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
3297 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
3298 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
3299 (new_omp_context): Set default_kind to
3300 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
3301 (omp_region_type): New enum.
3302 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
3303 fields, add region_type.
3304 (new_omp_context): Take region_type as argument instead of is_parallel
3305 and is_combined_parallel.
3306 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
3307 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
3308 ctx->is_combined_parallel checks.
3309 (gimplify_omp_task): New function.
3310 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3312 * omp-low.c (extract_omp_for_data): Use schedule(static)
3313 for schedule(auto). Handle pointer and unsigned iterators.
3314 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
3315 Add loops argument. Extract data for collapsed OMP_FOR loops.
3316 (expand_parallel_call): Assert sched_kind isn't auto,
3317 map runtime schedule to index 3.
3318 (struct omp_for_data_loop): New type.
3319 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
3320 Add loop, loops, collapse and iter_type fields.
3321 (workshare_safe_to_combine_p): Disallow combined for if
3322 iter_type is unsigned long long. Don't combine collapse > 1 loops
3323 unless all bounds and steps are constant. Adjust extract_omp_for_data
3325 (expand_omp_for_generic): Handle pointer, unsigned and long long
3326 iterators. Handle collapsed OMP_FOR loops. Adjust
3327 for struct omp_for_data changes. If libgomp function doesn't return
3328 boolean_type_node, add comparison of the return value with 0.
3329 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
3330 pointer, unsigned and long long iterators. Adjust for struct
3331 omp_for_data changes.
3332 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
3333 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
3334 unsigned long long. Allocate loops array, pass it to
3335 extract_omp_for_data. For collapse > 1 loops use always
3336 expand_omp_for_generic.
3337 (omp_context): Add sfield_map and srecord_type fields.
3338 (is_task_ctx, lookup_sfield): New functions.
3339 (use_pointer_for_field): Use is_task_ctx helper. Change first
3340 argument's type from const_tree to tree. Clarify comment.
3341 In OMP_TASK disallow copy-in/out sharing.
3342 (build_sender_ref): Call lookup_sfield instead of lookup_field.
3343 (install_var_field): Add mask argument. Populate both record_type
3344 and srecord_type if needed.
3345 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
3347 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
3348 and DECL_FIELD_OFFSET.
3349 (scan_sharing_clauses): Adjust install_var_field callers. For
3350 firstprivate clauses on explicit tasks allocate the var by value in
3351 record_type unconditionally, rather than by reference.
3352 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
3353 Use is_taskreg_ctx instead of is_parallel_ctx.
3354 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3355 (create_omp_child_function_name): Add task_copy argument, use
3356 *_omp_cpyfn* names if it is true.
3357 (create_omp_child_function): Add task_copy argument, if true create
3358 *_omp_cpyfn* helper function.
3359 (scan_omp_parallel): Adjust create_omp_child_function callers.
3360 Rename parallel_nesting_level to taskreg_nesting_level.
3361 (scan_omp_task): New function.
3362 (lower_rec_input_clauses): Don't run constructors for firstprivate
3363 explicit task vars which are initialized by *_omp_cpyfn*.
3364 Pass outer var ref to omp_clause_default_ctor hook if
3365 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
3366 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
3367 OMP_CLAUSE_REDUCTION_INIT.
3368 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
3369 avoid duplicate setting of fields. Handle
3370 OMP_CLAUSE_PRIVATE_OUTER_REF.
3371 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
3372 copy-out if TREE_READONLY, only copy-in.
3373 (expand_task_copyfn): New function.
3374 (expand_task_call): New function.
3375 (struct omp_taskcopy_context): New type.
3376 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
3378 (lower_omp_parallel): Rename to...
3379 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3380 Call create_task_copyfn if srecord_type is needed. Adjust
3382 (task_shared_vars): New variable.
3383 (check_omp_nesting_restrictions): Warn if work-sharing,
3384 barrier, master or ordered region is closely nested inside OMP_TASK.
3385 Add warnings for barrier if closely nested inside of work-sharing,
3386 ordered, or master region.
3387 (scan_omp_1): Call check_omp_nesting_restrictions even for
3388 GOMP_barrier calls. Rename parallel_nesting_level to
3389 taskreg_nesting_level. Handle OMP_TASK.
3390 (lower_lastprivate_clauses): Even if some lastprivate is found on a
3391 work-sharing construct, continue looking for them on parent parallel
3393 (lower_omp_for_lastprivate): Add lastprivate clauses
3394 to the beginning of dlist rather than end. Adjust for struct
3395 omp_for_data changes.
3396 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
3397 not after it. Handle collapsed OMP_FOR loops, adjust for
3398 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
3399 (get_ws_args_for): Adjust extract_omp_for_data caller.
3400 (scan_omp_for): Handle collapsed OMP_FOR
3401 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3402 (lower_omp_single_simple): If libgomp function doesn't return
3403 boolean_type_node, add comparison of the return value with 0.
3404 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
3405 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
3406 (parallel_nesting_level): Rename to...
3407 (taskreg_nesting_level): ... this.
3408 (is_taskreg_ctx): New function.
3409 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
3411 (execute_lower_omp): Rename parallel_nesting_level to
3412 taskreg_nesting_level.
3413 (expand_omp_parallel): Rename to...
3414 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3415 Call omp_task_call for OMP_TASK regions.
3416 (expand_omp): Adjust caller, handle OMP_TASK.
3417 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
3419 * bitmap.c (bitmap_default_obstack_depth): New variable.
3420 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
3421 if argument is NULL and bitmap_default_obstack is already initialized.
3422 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
3424 * matrix-reorg.c (matrix_reorg): Likewise.
3426 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3428 * config/i386/i386.md (*indirect_jump): Macroize using P
3429 mode iterator. Remove !TARGET_64BIT from insn constraints.
3430 (*tablejump_1): Ditto.
3431 (*indirect_jump_rex64): Remove insn pattern.
3432 (*tablejump_1_rex64): Ditto.
3433 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
3434 and eh_return_si insn patterns.
3436 2008-06-06 Richard Guenther <rguenther@suse.de>
3438 * tree-ssa-structalias.c (merge_smts_into): Remove.
3439 (find_what_p_points_to): Do not bother to compute the
3440 points-to set for pt_anything pointers.
3441 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
3442 for pt_anything pointers is ok.
3444 2008-06-06 Jan Hubicka <jh@suse.cz>
3446 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
3448 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3450 * cgraph.c: Fix typos in comments.
3451 (cgraph_availability_names): Fix string typo.
3452 * fold-const.c: Fix typos in comments.
3453 (fold_binary): Fix typo in warning.
3454 * genautomata.c: Fix typos in comments.
3455 (check_presence_pattern_sets): Fix typo in local variable.
3456 (output_description): Fix typo in output.
3457 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
3458 * hwint.h: Likewise.
3459 * matrix-reorg.c (check_allocation_function): Likewise.
3460 * omega.c (smooth_weird_equations): Likewise.
3461 * auto-inc-dec.c: Fix typos in comments.
3462 * bb-reorder.c: Likewise.
3463 * builtins.c: Likewise.
3464 * c-common.c: Likewise.
3465 * c-cppbuiltin.c: Likewise.
3466 * c-parser.c: Likewise.
3467 * c-pretty-print.c: Likewise.
3468 * cfgcleanup.c: Likewise.
3469 * cfgexpand.c: Likewise.
3470 * cfghooks.c: Likewise.
3471 * cfglayout.c: Likewise.
3472 * cfgloopmanip.c: Likewise.
3473 * cgraphunit.c: Likewise.
3474 * coverage.c: Likewise.
3475 * dbxout.c: Likewise.
3476 * df-byte-scan.c: Likewise.
3477 * df-core.c: Likewise.
3478 * df-problems.c: Likewise.
3479 * df-scan.c: Likewise.
3481 * dominance.c: Likewise.
3482 * domwalk.c: Likewise.
3484 * dwarf2out.c: Likewise.
3485 * emit-rtl.c: Likewise.
3486 * et-forest.c: Likewise.
3487 * function.c: Likewise.
3488 * function.h: Likewise.
3490 * gcov-io.c: Likewise.
3493 * genattrtab.c: Likewise.
3494 * ggc-page.c: Likewise.
3495 * gimplify.c: Likewise.
3496 * gthr-lynx.h: Likewise.
3497 * haifa-sched.c: Likewise.
3498 * ipa-cp.c: Likewise.
3499 * ipa-inline.c: Likewise.
3500 * ipa-prop.h: Likewise.
3501 * ipa-pure-const.c: Likewise.
3502 * ipa-struct-reorg.c: Likewise.
3503 * ipa-struct-reorg.h: Likewise.
3504 * ipa-type-escape.c: Likewise.
3506 * loop-doloop.c: Likewise.
3507 * mips-tfile.c: Likewise.
3508 * mkmap-flat.awk: Likewise.
3509 * mkmap-symver.awk: Likewise.
3510 * modulo-sched.c: Likewise.
3511 * omp-low.c: Likewise.
3512 * optabs.c: Likewise.
3513 * optabs.h: Likewise.
3515 * passes.c: Likewise.
3516 * postreload-gcse.c: Likewise.
3517 * postreload.c: Likewise.
3518 * predict.c: Likewise.
3519 * pretty-print.h: Likewise.
3520 * profile.c: Likewise.
3521 * protoize.c: Likewise.
3522 * ra-conflict.c: Likewise.
3524 * recog.c: Likewise.
3525 * regclass.c: Likewise.
3527 * reload.c: Likewise.
3528 * rtl-error.c: Likewise.
3529 * rtlanal.c: Likewise.
3531 * sched-rgn.c: Likewise.
3534 * target.h: Likewise.
3535 * tree-dfa.c: Likewise.
3536 * tree-eh.c: Likewise.
3537 * tree-flow-inline.h: Likewise.
3538 * tree-inline.c: Likewise.
3539 * tree-into-ssa.c: Likewise.
3540 * tree-loop-distribution.c: Likewise.
3541 * tree-nested.c: Likewise.
3542 * tree-parloops.c: Likewise.
3543 * tree-pass.h: Likewise.
3544 * tree-pretty-print.c: Likewise.
3545 * tree-profile.c: Likewise.
3546 * tree-scalar-evolution.c: Likewise.
3547 * tree-sra.c: Likewise.
3548 * tree-ssa-alias-warnings.c: Likewise.
3549 * tree-ssa-ccp.c: Likewise.
3550 * tree-ssa-coalesce.c: Likewise.
3551 * tree-ssa-dom.c: Likewise.
3552 * tree-ssa-dse.c: Likewise.
3553 * tree-ssa-forwprop.c: Likewise.
3554 * tree-ssa-live.c: Likewise.
3555 * tree-ssa-live.h: Likewise.
3556 * tree-ssa-loop-im.c: Likewise.
3557 * tree-ssa-loop-ivopts.c: Likewise.
3558 * tree-ssa-loop-niter.c: Likewise.
3559 * tree-ssa-loop-prefetch.c: Likewise.
3560 * tree-ssa-phiopt.c: Likewise.
3561 * tree-ssa-phiprop.c: Likewise.
3562 * tree-ssa-sccvn.c: Likewise.
3563 * tree-ssa-ter.c: Likewise.
3564 * tree-ssa-threadupdate.c: Likewise.
3565 * tree-ssa.c: Likewise.
3566 * tree-vect-analyze.c: Likewise.
3567 * tree-vect-transform.c: Likewise.
3568 * tree-vectorizer.c: Likewise.
3569 * tree-vn.c: Likewise.
3570 * tree-vrp.c: Likewise.
3572 * tree.def: Likewise.
3574 * unwind-dw2-fde.c: Likewise.
3575 * unwind.inc: Likewise.
3576 * value-prof.c: Likewise.
3577 * vmsdbgout.c: Likewise.
3579 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3581 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3582 always place FP constants in the TOC for TARGET_POWERPC64.
3583 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3585 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3587 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3588 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3589 enable for TARGET_E500_DOUBLE.
3590 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3591 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3592 floating-point modes like integer modes for E500 double.
3593 (rs6000_legitimate_offset_address_p): Likewise.
3594 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3595 addressing for DDmode for E500 double.
3596 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3597 modes as using 64-bits of registers for E500 double.
3598 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3599 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
3600 specially for E500 double.
3601 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
3602 TDmode for E500 double.
3603 (rs6000_gimplify_va_arg): Only handle SDmode in registers
3604 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
3605 (rs6000_split_multireg_move): Do not handle TDmode specially for
3607 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
3608 using 64-bit registers for E500 double.
3609 (emit_frame_save): Do not handle DDmode specially for E500 double.
3610 (gen_frame_mem_offset): Likewise.
3611 (rs6000_function_value): Do not call spe_build_register_parallel
3612 for DDmode or TDmode.
3613 (rs6000_libcall_value): Likewise.
3614 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
3615 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
3618 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
3620 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
3623 2008-06-04 Junjie Gu <jgu@tensilica.com>
3625 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3626 comparison for frame pointers.
3628 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3631 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3633 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3636 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3637 register is already smaller or equal to required mode.
3639 2008-06-04 Xinliang David Li <davidxl@google.com>
3641 * tree-call-cdce.c: New file.
3642 (cond_dead_built_in_calls): New static variable.
3643 (input_domain): New struct.
3644 (check_pow): New function.
3645 (check_builtin_call): Ditto.
3646 (check_target_format): Ditto.
3647 (is_call_dce_candidate): Ditto.
3648 (gen_one_condition): Ditto.
3649 (gen_conditions_for_domain): Ditto.
3650 (get_domain): Ditto.
3651 (gen_conditions_for_pow_cst_base): Ditto.
3652 (gen_conditions_for_pow_int_base): Ditto.
3653 (gen_conditions_for_pow): Ditto.
3654 (get_no_error_domain): Ditto.
3655 (gen_shrink_wrap_conditions): Ditto.
3656 (shrink_wrap_one_built_in_call): Ditto.
3657 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3658 (tree_call_cdce): Ditto.
3659 (gate_call_cdce): Ditto.
3660 (pass_call_cdce): New gimple pass.
3661 * passes.c: (init_optimization_passes): New pass.
3662 * tree-pass.h: New pass declaration.
3663 * opts.c (decode_options): New flag setting.
3664 * common.opt: Add -ftree-builtin-call-dce flag.
3665 * Makefile.in: Add new source file.
3666 * tempvar.def: New tv_id.
3667 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3669 2008-06-04 Richard Guenther <rguenther@suse.de>
3671 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3672 (is_call_clobbered): Always check var_ann->call_clobbered.
3673 (mark_call_clobbered): Always set var_ann->call_clobbered.
3674 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3675 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3676 (reset_alias_info): Clear call clobbering info on MTAGs and
3678 (set_pt_anything): Set pt_global_mem.
3679 (create_tag_raw): Adjust comment.
3680 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3682 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3683 Maxim Kuvyrkov <maxim@codesourcery.com>
3685 * config/m68k/m68k.opt (mxgot): New option.
3686 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3687 (m68k_output_addr_const_extra): New.
3688 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3689 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3690 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3691 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3693 2008-06-04 Richard Guenther <rguenther@suse.de>
3695 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3696 negative or non-representable offsets.
3698 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3700 * config/i386/i386.c (ix86_gen_leave): New.
3701 (ix86_gen_pop1): Likewise.
3702 (ix86_gen_add3): Likewise.
3703 (ix86_gen_sub3): Likewise.
3704 (ix86_gen_sub3_carry): Likewise.
3705 (ix86_gen_one_cmpl2): Likewise.
3706 (ix86_gen_monitor): Likewise.
3707 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3708 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3709 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3710 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3711 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3712 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3713 (ix86_expand_epilogue): Updated.
3714 (print_operand): Handle integer register operand for 'z'.
3715 (ix86_expand_strlensi_unroll_1): Likewise.
3716 (ix86_expand_strlen): Likewise.
3717 (ix86_expand_builtin): Likewise.
3718 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3719 mov{q}/mov{l} and add{q}/add{l}.
3721 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3723 * config/i386/i386.md (P): New mode iterator.
3724 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3725 using P mode iterator.
3726 (DFmode push_operand splitter): Ditto.
3727 (XFmode push_operand splitter): Ditto.
3728 (DFmode float_extend SFmode push_operand splitter): Ditto.
3729 (XFmode float_extend SFmode push_operand splitter): Do not generate
3730 SImode pushes for 64bit target. Macroize Dimode and SImode
3731 pushes using P mode iterator.
3732 (XFmode float_extend DFmode push_operand splitter): Ditto.
3734 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3736 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3737 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3738 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3740 (ix86_call_abi_override): Remove check for call_used_regs.
3742 2008-06-03 Richard Guenther <rguenther@suse.de>
3744 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3745 for the lhs of calls if the return type contains pointers.
3747 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3749 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3750 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3751 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3752 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3753 of cfun and DEFAULT_ABI to deceide abi mode.
3755 (REG_PARM_STACK_SPACE): Removed.
3756 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3757 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3758 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3759 (ix86_function_abi): Likewise.
3760 (ix86_function_type_abi): Likewise.
3761 (ix86_call_abi_override): Likewise.
3762 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3763 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3764 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3765 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3767 (X86_64_REGPARM_MAX): New.
3768 (X86_64_SSE_REGPARM_MAX): New.
3769 (X64_REGPARM_MAX): New.
3770 (X64_SSE_REGPARM_MAX): New.
3771 (X86_32_REGPARM_MAX): New.
3772 (X86_32_SSE_REGPARM_MAX): New.
3773 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3774 (ix86_function_regparm): Handle user calling abi.
3775 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3776 by DEFAULT_ABI versus SYSV_ABI check.
3777 (ix86_reg_parm_stack_space): New.
3778 (ix86_function_type_abi): New.
3779 (ix86_call_abi_override): New.
3780 (ix86_function_abi): New.
3781 (ix86_cfun_abi): New.
3782 (init_cumulative_args): Call abi specific initialization.
3783 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3784 (function_arg_64): Extend SSE_REGPARM_MAX check.
3785 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3786 (ix86_pass_by_reference): Likewise.
3787 (ix86_function_value_regno_p): Likewise.
3788 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3789 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3790 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3791 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3792 (setup_incoming_varargs_64): Adjust regparm for call abi.
3793 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3794 (ix86_va_start): Likewise.
3795 (ix86_gimplify_va_arg): Likewise.
3796 (ix86_expand_prologue): Likewise.
3797 (output_pic_addr_const): Likewise.
3798 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3799 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3800 (x86_output_mi_thunk): Likewise.
3801 (x86_function_profiler): Likewise.
3802 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3803 (SYSV_ABI, MS_ABI): New constants.
3805 (init_regs): Add prototype of function in regclass.c file.
3806 (OVERRIDE_ABI_FORMAT): New.
3807 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3808 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3809 (OUTGOING_REG_PARM_STACK_SPACE): New.
3810 (ix86_reg_parm_stack_space): New prototype.
3811 (CUMULATIVE_ARGS): Add call_abi member.
3812 (machine_function): Add call_abi member.
3813 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3814 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3816 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3819 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3820 (avr_builtin_setjmp_frame_value): New function.
3821 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3822 (nonlocal_goto): Define.
3824 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3826 * config/mips/mips.c (mips_emit_loadgp): Return early if
3827 there is nothing do to, otherwise emit a blockage if
3828 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3829 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3831 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3833 * configure.ac: Drop unneeded backslash ending up in config.in.
3834 * acinclude.m4: Likewise.
3835 * config.in: Regenerate.
3837 2008-05-26 Jan Hubicka <jh@suse.cz>
3839 * predict.c (maybe_hot_frequency_p): Break out of...
3840 (maybe_hot_bb_p): ... here.
3841 (maybe_hot_edge_p): New.
3842 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3843 * basic-block.h (maybe_hot_edge_p): Declare.
3845 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3847 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3848 (*cmpfp_<mode>_cc): Ditto.
3849 (*fp_jcc_8<mode>_387): Ditto.
3850 (*fop_<MODEF:mode>_2_i387): Ditto.
3851 (*fop_<MODEF:mode>_3_i387): Ditto.
3852 (*fop_xf_2_i387): Ditto.
3853 (*fop_xf_3_i387): Ditto.
3855 2008-06-02 Tomas Bily <tbily@suse.cz>
3857 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3859 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3861 * config/mips/mips.c (mips_valid_offset_p): New function.
3862 (mips_valid_lo_sum_p): Likewise.
3863 (mips_classify_address): Use them.
3864 (mips_force_address): New function.
3865 (mips_legitimize_address): Use it.
3866 * config/mips/mips.md (MOVE128): New mode iterator.
3867 (movtf): Require TARGET_64BIT. Remove empty strings.
3868 (*movtf_internal): Rename to...
3869 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3870 of "R" and use {,fp}{load,store} attributes instead of "multi".
3871 Use a separate define_split.
3872 (*movtf_mips16): New pattern.
3874 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3876 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3877 * config/mips/mips.c (mips_expand_before_return): New function.
3878 (mips_expand_epilogue): Call it.
3879 * config/mips/mips.md (return): Turn into a define_expand.
3880 (*return): New insn.
3882 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3884 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3885 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3886 functions. Do not emit uses and clobbers of CONCATs; individually
3887 use and clobber their operands.
3888 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3889 gen_clobber, emit_use and gen_use.
3890 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3891 (expand_builtin_return): Likewise.
3892 * cfgbuild.c (count_basic_blocks): Likewise.
3893 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3894 * explow.c (emit_stack_restore): Likewise.
3895 * expmed.c (extract_bit_field_1): Likewise.
3896 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3897 (emit_move_multi_word, store_constructor): Likewise.
3898 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3899 (thread_prologue_and_epilogue_insns): Likewise.
3900 * lower-subreg.c (resolve_simple_move): Likewise.
3901 * optabs.c (widen_operand, expand_binop): Likewise.
3902 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3903 * reload.c (find_reloads): Likewise.
3904 * reload1.c (eliminate_regs_in_insn): Likewise.
3905 * stmt.c (expand_nl_goto_receiver): Likewise.
3906 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3907 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3908 * config/arm/arm.c (arm_load_pic_register): Likewise.
3909 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3910 * config/arm/arm.md (untyped_return): Likewise.
3911 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3912 * config/avr/avr.c (expand_prologue): Likewise.
3913 * config/bfin/bfin.c (do_unlink): Likewise.
3914 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3915 * config/cris/cris.c (cris_expand_prologue): Likewise.
3916 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3917 (machopic_legitimize_pic_address): Likewise.
3918 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3919 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3920 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3921 (ix86_expand_convert_uns_didf_sse): Likewise.
3922 (ix86_expand_vector_init_general): Likewise.
3923 * config/ia64/ia64.md (eh_epilogue): Likewise.
3924 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3925 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3926 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3927 (config/iq2000/iq2000.c): Likewise.
3928 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3929 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3930 (builtin_longjmp): Likewise.
3931 * config/mn10300/mn10300.md (call, call_value): Likewise.
3932 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3933 * config/pdp11/pdp11.md (abshi2): Likewise.
3934 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3935 * config/s390/s390.c (s390_emit_prologue): Likewise.
3936 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3937 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3938 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3939 * config/sh/sh.c (prepare_move_operands): Likewise.
3940 (output_stack_adjust, sh_expand_epilogue): Likewise.
3941 (sh_set_return_address, sh_expand_t_scc): Likewise.
3942 * config/sparc/sparc.c (load_pic_register): Likewise.
3943 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3944 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3945 * config/v850/v850.c (expand_epilogue): Likewise.
3947 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3949 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3950 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3951 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3952 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3953 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3954 stack pointer register.
3955 (output_movhi): Remove code for interrupt specific writing to the
3956 stack pointer register.
3958 2008-05-31 Richard Guenther <rguenther@suse.de>
3960 PR tree-optimization/34244
3961 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3962 (tree_expr_nonzero_warnv_p): Likewise.
3963 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3964 ssa_name_nonnegative_p.
3965 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3966 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3967 not tree_expr_nonzero_warnv_p.
3969 PR tree-optimization/36262
3971 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3973 PR tree-optimization/34244
3974 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3975 (record_numbers_of_iterations): New function.
3976 (execute_vrp): Cache the numbers of iterations of loops.
3977 * tree-scalar-evolution.c (scev_reset_except_niters):
3979 (scev_reset): Use scev_reset_except_niters.
3980 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3982 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3984 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3985 __WORKAROUND_RETS when appropriate.
3987 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3989 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3990 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3992 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3993 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3994 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3995 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3996 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3997 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3998 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3999 *fop_df_1_sse insn patterns using MODEF mode iterator.
4000 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
4001 *fop_df_1_i387 insn patterns using MODEF mode iterator.
4002 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
4003 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
4004 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
4005 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
4006 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
4007 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
4008 (*fop_xf_4_i387): Use <MODE> for mode attribute.
4009 (*fop_xf_5_i387): Ditto.
4010 (*fop_xf_6_i387): Ditto.
4012 2008-05-30 Richard Guenther <rguenther@suse.de>
4014 * builtins.c (build_string_literal): Avoid generating
4015 a non-gimple_val result.
4017 2008-05-30 DJ Delorie <dj@redhat.com>
4019 * exec-tool.in: Use an environment variable (private) instead of a
4020 file (shared) as a semaphore, so as to not break parallel builds.
4022 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4024 * optabs.c (maybe_encapsulate_block): Remove.
4025 (emit_libcall_block): Adjust accordingly.
4026 * optabs.h (maybe_encapsulate_block): Remove prototype.
4028 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
4029 Don't use maybe_encapsulate_block.
4031 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
4033 * config/rs6000/rs6000.c (rs6000_legitimize_address,
4034 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
4035 rtx is a SYMBOL_REF before calling get_pool_constant.
4037 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
4039 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
4041 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
4043 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
4044 rather than OS names to choose INO_T_EQ definition.
4045 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
4046 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
4048 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
4051 * config/darwin-f.c: New.
4052 * config/t-darwin: Added rule to build darwin-f.o.
4053 * config.gcc: Defined new variable, fortran_target_objs.
4054 (*-*-darwin*): Set fortran_target_objs.
4055 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
4056 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
4057 * configure: Regenerated.
4059 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
4062 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
4063 canonical type if needed.
4065 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
4067 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
4069 2008-05-29 Richard Guenther <rguenther@suse.de>
4071 PR tree-optimization/36343
4072 PR tree-optimization/36346
4073 PR tree-optimization/36347
4074 * tree-flow.h (clobber_what_p_points_to): Declare.
4075 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
4076 pointed-to variable is dereferenced is irrelevant to whether
4077 the pointer can access the pointed-to variable.
4078 (clobber_what_p_points_to): New function.
4079 * tree-ssa-alias.c (set_initial_properties): Use it.
4080 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
4081 call clobber check for NMTs.
4083 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4085 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
4086 for printing gcov_type.
4088 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4090 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
4091 and the eh region information.
4092 * value-prof.c (gimple_move_stmt_histograms): New function.
4093 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
4095 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
4097 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
4099 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
4101 * value-prof.c (tree_ic_transform): Print counts.
4102 * tree-profile.c (tree_gen_ic_func_profiler):
4103 Clear __gcov_indreict_call_callee variable to avoid misattribution
4106 2008-05-28 Rafael Espindola <espindola@google.com>
4108 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
4111 2008-05-28 Richard Guenther <rguenther@suse.de>
4113 PR tree-optimization/36339
4114 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
4115 and clobbering code out of the loop.
4117 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4119 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
4122 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
4123 s390_contiguous_bitmask_p, s390_symref_operand_p,
4124 s390_check_symref_alignment, s390_reload_larl_operand,
4125 s390_reload_symref_address): New functions.
4126 (s390_branch_condition_mnemonic): Support compare and branch
4128 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
4129 and 'W' constraints.
4130 (s390_secondary_reload): Add secondary reloads for unaligned
4131 symbol refs or symbol refs to floating point or QI/TI mode
4133 (legitimate_address_p): Accept symbol references as addresses.
4134 (s390_expand_insv): Use rotate and insert selected bits
4135 instruction for insv when building for z10.
4136 (print_operand_address): Handle symbol ref addresses.
4137 (print_operand): Output modifier 'c' added for signed byte values.
4138 (s390_encode_section_info): Mark symbol refs with
4139 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
4141 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
4142 (length attribute): RRF, RRR have 4 byte length.
4143 (FPALL, INTALL): New mode iterators added.
4144 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
4145 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
4146 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
4147 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
4148 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
4149 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
4150 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
4151 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
4153 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
4154 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
4155 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
4156 reload<INTALL:mode><P:mode>_toreg_z10,
4157 reload<FPALL:mode><P:mode>_tomem_z10,
4158 reload<FPALL:mode><P:mode>_toreg_z10,
4159 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
4160 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
4161 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
4162 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
4164 (movmem, clrmem, cmpmem): New splitters added.
4166 * config/s390/predicates.md (larl_operand): Use
4167 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
4168 SYMBOL_REF_ALIGN1_P.
4169 (s390_signed_integer_comparison,
4170 s390_unsigned_integer_comparison): New predicates.
4172 * config/s390/s390-protos.h (s390_check_symref_alignment,
4173 s390_contiguous_bitmask_p, s390_reload_larl_operand,
4174 s390_reload_symref_address,
4175 s390_compare_and_branch_condition_mask): Prototypes added.
4177 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
4178 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
4179 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
4181 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4183 * config/s390/s390.c (z10_cost): New cost function for z10.
4184 (s390_handle_arch_option, override_options): Support -march=z10 switch.
4185 (s390_issue_rate): Adjust issue rate for z10.
4186 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
4187 (processor_flags): Add PF_Z10.
4188 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
4189 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
4190 * gcc/config.gcc: Add z10.
4192 2008-05-28 Richard Guenther <rguenther@suse.de>
4194 PR tree-optimization/36291
4195 * tree-flow. h (struct gimple_df): Remove var_anns member.
4196 * tree-flow-inline.h (gimple_var_anns): Remove.
4197 (var_ann): Simplify.
4198 * tree-dfa.c (create_var_ann): Simplify.
4199 (remove_referenced_var): Clear alias info from var_anns of globals.
4200 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
4201 (delete_tree_ssa): Clear alias info from var_anns of globals.
4202 Do not free var_anns.
4203 (var_ann_eq): Remove.
4204 (var_ann_hash): Likewise.
4206 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
4208 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
4209 and loongson2f entries.
4210 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
4211 * config/mips/mips.h (processor_type): Add Loongson-2E
4212 and Loongson-2F entries.
4213 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
4214 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
4215 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
4216 * doc/invoke.texi (MIPS Options): Document loongson2e
4217 and loongson2f processor names.
4219 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4223 * config/i386/i386.c (ix86_function_arg_boundary): Use
4224 alignment of canonical type.
4225 (ix86_expand_vector_move): Check unaligned memory access for
4228 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4230 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
4231 Moved to the front of file.
4233 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
4234 H.J. Lu <hongjiu.lu@intel.com>
4236 * dwarf2out.c (current_fde): New.
4238 (lookup_cfa:): Likewise.
4239 (dwarf2out_end_epilogue): Likewise.
4240 (dwarf2out_note_section_used): Likewise.
4242 2008-05-27 Michael Matz <matz@suse.de>
4245 * c.opt (Wenum-compare): New warning option.
4246 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
4248 2008-05-27 Michael Matz <matz@suse.de>
4251 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
4253 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
4254 into memory as tail calls.
4256 2008-05-27 Richard Guenther <rguenther@suse.de>
4258 PR tree-optimization/36339
4259 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
4260 pointers cause all addressable variables to be call clobbered.
4262 2008-05-27 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/36245
4265 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
4267 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4269 * config/s390/s390.md: Replace all occurences of the 'm'
4270 constraint with 'RT'.
4272 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4274 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
4276 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
4278 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
4279 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
4280 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
4282 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4284 * reload.c: (find_reloads): Skip alternatives according to the
4285 "enabled" attribute. Constify the constraint variable.
4286 * recog.c (get_attr_enabled): Add default implementation.
4287 (extract_insn): Set the alternative_enabled_p array
4288 in the recog_data struct.
4289 (preprocess_constraints, constrain_operands): Skip
4290 alternatives according to the "enabled" attribute
4291 * recog.h (struct recog_data): New field alternative_enabled_p.
4292 (skip_alternative): New inline function.
4293 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
4294 (record_reg_classes): Skip alternative according to the
4295 "enabled" attribute.
4297 * doc/md.texi: Add documention for the "enabled" attribute.
4299 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4301 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
4302 * postreload.c (reload_cse_simplify_operands): Replace 'm'
4303 constraint with TARGET_MEM_CONSTRAINT.
4304 * recog.c (asm_operand_ok, preprocess_constraints,
4305 constrain_operands): Likewise.
4306 * regclass.c (record_reg_classes): Likewise.
4307 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
4308 * reload1.c (maybe_fix_stack_asms): Likewise.
4309 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
4310 * recog.h: Adjust comment.
4311 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
4312 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
4313 * doc/md.texi: Add a note to description of 'm' constraint.
4314 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
4316 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
4318 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
4319 that the bitfield is of integral type before testing its precision.
4321 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4322 Sa Liu <saliu@de.ibm.com>
4324 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
4325 __modti3, __udivti3, __umodti3 and __udivmodti4.
4326 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
4327 that implement TImode mul and div functions.
4328 * config/spu/multi3.c: New. Implement __multi3.
4329 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
4330 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
4333 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
4335 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
4336 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
4337 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
4338 tls_sysv_suffix): New mode and mode attribute iterators.
4339 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
4340 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
4341 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
4342 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
4343 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
4346 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
4348 PR tree-optimization/36329
4349 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
4350 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
4351 * cgraphbuild.c (initialize_inline_failed): Use the latter
4352 macro in lieu of the former.
4353 * ipa-inline.c (cgraph_mark_inline): Likewise.
4354 (cgraph_decide_inlining_of_small_function): Likewise.
4355 (cgraph_decide_inlining): Likewise.
4356 (cgraph_decide_inlining_incrementally): Likewise.
4358 2008-05-26 Tristan Gingold <gingold@adacore.com>
4359 Anatoly Sokolov <aesok@post.ru>
4361 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
4362 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
4363 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
4364 optimization for 'avr6' architecture.
4366 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
4369 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
4371 2008-05-26 Richard Guenther <rguenther@suse.de>
4373 * tree-ssa-sccvn.c (expr_has_constants): Declare.
4374 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
4376 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
4379 * caller-save.c (insert_restore): Verify alignment of spill space.
4380 (insert_save): Likewise.
4381 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
4382 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
4383 (STACK_SLOT_ALIGNMENT): Likewise.
4384 * function.c (LOCAL_ALIGNMENT): Removed.
4385 (get_stack_local_alignment): New.
4386 (assign_stack_local): Use it. Set alignment on stack slot.
4387 (assign_stack_temp_for_type): Use get_stack_local_alignment.
4388 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
4389 (STACK_SLOT_ALIGNMENT): New.
4390 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
4391 stack slot in XFmode.
4393 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
4395 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
4398 * config/i386/i386.md (allocate_stack_worker_64): Make sure
4399 argument operand in rax isn't removed.
4401 2008-05-26 Richard Guenther <rguenther@suse.de>
4404 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
4405 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
4407 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4410 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
4412 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
4414 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
4415 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
4417 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4419 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
4420 build a trampoline if we don't want one.
4421 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
4422 return zero for nested functions if we don't want a trampoline.
4424 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4426 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
4428 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4431 * c.opt: Removed undocumented option '-lang-fortran'.
4432 * c-common.h: Removed global variable 'lang_fortran'.
4433 * c-opts.c (c_common_handle_option): Removed code to handle
4434 option '-lang-fortran'. Updated includes.
4435 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
4436 definition of '__GFORTRAN__'.
4437 (define__GNUC__): Reimplemented to use BASEVER and
4438 cpp_define_formatted.
4439 (builtin_define_with_value_n): Removed.
4440 * c-incpath.h: Renamed to ...
4441 * incpath.h: ... this.
4442 * c-incpath.c: Renamed to ...
4443 * incpath.c: ... this. Updated includes.
4444 * fix-header.c: Updated includes.
4445 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
4446 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
4447 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
4449 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4451 * tree.h: Update the table of flags used on tree nodes.
4452 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
4453 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
4454 (FORCED_LABEL): Add access check.
4455 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
4456 (ASM_INPUT_P): Likewise.
4457 (ASM_VOLATILE_P): Likewise.
4458 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
4459 (OMP_SECTION_LAST): Access private_flag directly.
4460 (OMP_RETURN_NOWAIT): Likewise.
4461 (OMP_PARALLEL_COMBINED): Likewise.
4462 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
4463 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
4464 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
4465 deprecated_flag directly.
4467 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
4469 * final.c (frame_pointer_needed): Removed.
4470 * flags.h (frame_pointer_needed): Likewise.
4472 * function.h (rtl_data): Add frame_pointer_needed.
4473 (frame_pointer_needed): New.
4475 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
4477 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
4479 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
4481 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
4484 2008-05-25 Alan Modra <amodra@bigpond.net.au>
4486 * c-common.c (strip_array_types): Move function to..
4488 (get_inner_array_type): Delete.
4489 * c-common.h (strip_array_types): Move declaration to..
4491 (get_inner_array_type): Delete.
4492 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
4493 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4494 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4495 * config/pa/pa.c (emit_move_sequence): Likewise.
4497 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
4499 * config/i386/i386.md (*sse_prologue_save_insn): Set length
4502 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
4504 * function.c: Include target hook for nonlocal_goto frame value.
4506 2008-05-24 Richard Guenther <rguenther@suse.de>
4508 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
4509 variable can be only accessed through a pointer or a union.
4511 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4513 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
4514 * doc/extend.texi: Likewise.
4516 2008-05-23 DJ Delorie <dj@redhat.com>
4518 * config/m32c/jump.md (untyped_call): Add.
4520 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
4522 (m32c_address_cost): Detail costs for indirect offsets.
4524 2008-05-23 Rafael Espindola <espindola@google.com>
4526 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
4527 if a node is a SUBREG.
4528 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
4531 2008-05-23 Paul Brook <paul@codesourcery.com>
4532 Carlos O'Donell <carlos@codesourcery.com>
4534 * doc/extend.texi: Clarify use of __attribute__((naked)).
4535 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4536 * target.h (gcc_target): Add allocate_stack_slots_for_args.
4537 * function.c (use_register_for_decl): Use
4538 targetm.calls.allocate_stack_slots_for_args.
4539 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4540 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
4541 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
4543 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
4545 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4547 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4549 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4550 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4551 is only rounded once.
4553 2008-05-23 Richard Guenther <rguenther@suse.de>
4555 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4557 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4558 Jakub Jelinek <jakub@redhat.com>
4561 * configure.ac: Handle --enable-cld.
4562 * configure: Regenerated.
4563 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4564 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4565 (ix86_current_function_needs_cld): New define.
4566 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4567 (cld): New isns pattern.
4568 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4569 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4570 * config/i386/i386.opt (mcld): New option.
4571 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4572 TARGET_CLD and ix86_current_function_needs_cld.
4573 (override_options): Use -mcld by default for 32-bit code if
4576 * doc/install.texi (Options specification): Document --enable-cld.
4577 * doc/invoke.texi (Machine Dependent Options)
4578 [i386 and x86-64 Options]: Add -mcld option.
4579 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4581 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4582 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4583 (return_in_memory_64): Likewise.
4584 (return_in_memory_ms_64): Likewise.
4586 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4588 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4589 * builtins.c (fold_builtin_fpclassify): New.
4590 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4591 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4592 * c-common.c (handle_type_generic_attribute): Adjust to accept
4593 fixed arguments before an elipsis.
4594 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4595 * doc/extend.texi: Document __builtin_fpclassify.
4597 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4599 * omp-low.c (gate_expand_omp_ssa): Remove.
4600 (pass_expand_omp_ssa): Remove.
4601 (gate_expand_omp): Do not check for flag_openmp_ssa.
4602 * common.opt (-fopenmp-ssa): Remove.
4603 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
4605 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
4607 * config/sh/sh.opt (mfixed-range): New option.
4608 * config/sh/sh-protos.h (sh_fix_range): Declare.
4609 * config/sh/sh.c (sh_fix_range): New function.
4610 * config/sh/sh.h (sh_fixed_range_str): Declare.
4611 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
4613 * doc/invoke.texi (SH Options): Document -mfixed-range.
4615 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
4617 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
4618 it before the redeclaration.
4620 2008-05-22 Anatoly Sokolov <aesok@post.ru>
4622 * config/avr/avr.c (get_sequence_length): Add new function.
4623 (expand_prologue, expand_epilogue): Remove duplicate code.
4625 2008-05-22 Rafael Espindola <espindola@google.com>
4627 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4630 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4632 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4633 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4635 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4636 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4637 (vect_update_misalignment_for_peel): Likewise.
4638 (vector_alignment_reachable_p): Likewise.
4639 * tree-vect-transform.c (vectorizable_load): Likewise.
4640 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4641 (get_vectype_for_scalar_type): Pass mode of scalar_type
4642 to UNITS_PER_SIMD_WORD.
4644 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4645 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4646 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4647 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4648 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4650 2008-05-22 Ira Rosen <irar@il.ibm.com>
4652 PR tree-optimization/36293
4653 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4654 if the first load must be skipped because of a gap.
4656 2008-05-22 Richard Guenther <rguenther@suse.de>
4658 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4659 more cases of offset disambiguation that is possible if
4660 strict-aliasing rules apply.
4661 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4662 for basic offset and type-based disambiguation.
4664 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4666 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4667 ix86_expand_vector_set on V16QImode for SSE4.1.
4669 2008-05-21 Tom Tromey <tromey@redhat.com>
4671 * c.opt (Wimport): Mark as undocumented.
4672 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4674 (Warning Options): Likewise.
4675 * doc/cppopts.texi: Don't mention -Wimport.
4677 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4679 PR tree-optimization/36287
4680 PR tree-optimization/36286
4681 * lambda-code.c (build_access_matrix): Do not use the loop->num
4682 for computing the number of induction variables: use the loop depth
4685 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4688 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4689 option -f(no-)leading-underscore.
4691 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4693 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4694 GET_MODE_NUNITS (mode).
4696 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4698 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4699 (-mmulhw): Add 464 to description.
4700 (-mdlmzb): Likewise.
4701 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4702 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4704 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4705 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4706 * config/rs6000/rs6000.md: Update comments for 464.
4708 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4710 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4712 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4714 * config/i386/sse.md (vec_extractv4sf): Removed.
4715 (vec_extractv2df): Likewise.
4716 (vec_extractv2di): Likewise.
4717 (vec_extractv4si): Likewise.
4718 (vec_extractv8hi): Likewise.
4719 (vec_extractv16qi): Likewise.
4720 (vec_extract<mode>): New.
4722 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4724 * config/i386/sse.md (vec_setv4sf): Removed.
4725 (vec_setv2df): Likewise.
4726 (vec_setv2di): Likewise.
4727 (vec_setv4si): Likewise.
4728 (vec_setv8hi): Likewise.
4729 (vec_setv16qi): Likewise.
4730 (vec_set<mode>): New.
4732 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4734 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4735 goto for vec_concat and vec_interleave.
4737 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4739 * config/i386/sse.md (vec_initv4sf): Removed.
4740 (vec_initv2df): Likewise.
4741 (vec_initv2di): Likewise.
4742 (vec_initv4si): Likewise.
4743 (vec_initv8hi): Likewise.
4744 (vec_initv16qi): Likewise.
4745 (vec_init<mode>): New.
4747 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4749 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4751 2008-05-21 Tom Tromey <tromey@redhat.com>
4753 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4754 (zone_find_object_offset): Likewise.
4755 (gt_ggc_m_S): Likewise.
4756 (highest_bit): Likewise.
4757 * ggc-page.c (gt_ggc_m_S): New function.
4758 * stringpool.c (string_stack): Remove.
4759 (init_stringpool): Update.
4760 (ggc_alloc_string): Use ggc_alloc.
4761 (maybe_delete_ident): New function.
4762 (ggc_purge_stringpool): Likewise.
4763 (gt_ggc_m_S): Remove.
4764 * ggc-common.c (ggc_protect_identifiers): New global.
4765 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4766 ggc_protect_identifiers.
4767 * ggc.h (ggc_protect_identifiers): Declare.
4768 (gt_ggc_m_S): Update.
4769 (ggc_purge_stringpool): Declare.
4770 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4771 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4773 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4775 2008-05-21 David S. Miller <davem@davemloft.net>
4777 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4780 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4782 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4785 2008-05-20 David Daney <ddaney@avtrex.com>
4787 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4788 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4789 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4790 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4791 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4792 (atomic_hiqi_op): New define_code_iterator.
4793 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4794 mips_expand_compare_and_swap_12.
4795 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4796 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4797 (sync_<optab><mode>, sync_old_<optab><mode>,
4798 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4799 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4800 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4801 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4802 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4803 (test_and_set_12): New insn.
4804 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4805 sync_new_<optab><mode>, sync_old_nand<mode>,
4806 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4807 clobber to operand 0 for SI and DI mode insns.
4808 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4809 mips_gen_fn_4): New typedefs.
4810 (mips_gen_fn_ptrs): Define new union type.
4811 (mips_expand_compare_and_swap_12): Remove declaration.
4812 (mips_expand_atomic_qihi): Declare function.
4813 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4814 (mips_expand_atomic_qihi): ... this. Use new generator function
4816 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4817 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4818 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4819 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4820 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4821 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4822 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4823 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4824 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4825 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4828 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4830 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4833 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4835 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4836 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4837 (avr_attribute_table): Add 'OS_main' function attribute.
4838 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4839 functions with 'OS_main' attribute.
4841 2008-05-20 Richard Guenther <rguenther@suse.de>
4843 PR tree-optimization/35204
4844 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4845 helper, split out from ...
4846 (DFS): ... here. Make the DFS walk non-recursive.
4848 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4849 Jan Sjodin <jan.sjodin@amd.com>
4851 PR tree-optimization/36181
4852 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4853 (parallelize_loops): Don't parallelize when the loop has vector
4856 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4857 Sebastian Pop <sebastian.pop@amd.com>
4859 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4860 matrix, and never look at the tree representation of the memory
4862 (linear_transform_loops): Computes parameters and access matrices.
4863 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4865 (access_matrix_get_index_for_parameter): New.
4866 * tree-data-ref.h (struct access_matrix): New.
4867 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4868 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4869 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4870 am_vector_index_for_loop): New.
4871 (struct data_reference): Add field access_matrix.
4872 (DR_ACCESS_MATRIX): New.
4873 (compute_data_dependences_for_loop): Update declaration.
4874 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4875 * lambda.h (lambda_vector_vec_p): Declared.
4876 * lambda-code.c: Depend on pointer-set.h.
4877 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4878 av_for_af_base, av_for_af, build_access_matrix,
4879 lambda_compute_access_matrices): New.
4880 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4882 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4884 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4887 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4888 Sebastian Pop <sebastian.pop@amd.com>
4890 PR tree-optimization/36206
4891 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4893 (instantiate_scev_1): Rename flags to fold_conversions.
4894 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4895 outeside instantiation_loop.
4896 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4897 (evolution_function_is_affine_or_constant_p): Removed.
4898 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4900 (analyze_siv_subscript): Pass in the loop nest number.
4901 Call evolution_function_is_affine_in_loop instead of
4902 evolution_function_is_affine_p.
4903 (analyze_overlapping_iterations): Pass in the loop nest number.
4905 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4906 Sebastian Pop <sebastian.pop@amd.com>
4908 PR tree-optimization/36206
4909 * tree-chrec.h (chrec_fold_op): New.
4910 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4913 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4915 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4917 (remove_duplicates): Do not set inode on non-inode systems.
4920 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4922 * config.gcc (tm_file): Update comments about relative pathnames.
4924 2008-05-20 Richard Guenther <rguenther@suse.de>
4926 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4927 * tree-ssa-sccvn.c (process_scc): Likewise.
4928 * tree-ssa-sink.c (execute_sink_code): Likewise.
4929 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4930 * tree-vrp.c (process_assert_insertions): Likewise.
4931 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4932 (perform_tree_ssa_dce): Likewise.
4933 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4934 (dump_dominator_optimization_stats): Likewise.
4935 * tree-vectorizer.c (vectorize_loops): Likewise.
4937 2008-05-20 Richard Guenther <rguenther@suse.de>
4939 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4941 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4943 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4944 (ix86_i386elf_return_in_memory): Likewise.
4945 (ix86_i386interix_return_in_memory): Likewise.
4946 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4947 (SUBTARGET_RETURN_IN_MEMORY): New.
4948 * config/i386/i386elf.h: Likewise.
4949 * config/i386/ptx4-i.h: Likewise.
4950 * config/i386/sol2-10.h: Likewise.
4951 * config/i386/sysv4.h: Likewise.
4952 * config/i386/vx-common.h: Likewise.
4953 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4954 * config/i386/i386.c (ix86_return_in_memory): Made static and
4955 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4956 (ix86_i386elf_return_in_memory): Removed.
4957 (ix86_i386interix_return_in_memory): Removed.
4958 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4959 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4961 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4963 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4965 2008-05-19 Xinliang David Li <davidxl@google.com>
4967 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4969 * common.opt: Ditto.
4970 * doc/invoke.texi: Ditto.
4972 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4974 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4975 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4977 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4979 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4980 sizes of operand array from 8/4 to 4/2.
4981 (ix86_expand_vector_init_general): Change size of operand array
4982 from 32 to 16. Remove op0, op1 and half_mode.
4984 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4986 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4987 (ix86_expand_vector_init_interleave): Likewise.
4988 (ix86_expand_vector_init_general): Use them. Assert
4989 word_mode == SImode when n_words == 4.
4991 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4993 * config/i386/i386.c (ix86_secondary_reload): New static function.
4994 (TARGET_SECONDARY_RELOAD): New define.
4995 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4996 * config/i386/i386.md (reload_outqi): Remove.
4998 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5001 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
5002 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
5003 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
5004 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
5005 (fold_builtin_1): Likewise.
5006 * builtins.def (BUILT_IN_ISINF_SIGN): New.
5007 c-common.c (check_builtin_function_arguments): Handle
5008 BUILT_IN_ISINF_SIGN.
5009 * doc/extend.texi: Document __builtin_isinf_sign.
5010 * fold-const.c (operand_equal_p): Handle COND_EXPR.
5012 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
5014 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
5015 EH cleanup at the end of the pass, search for those that have been
5016 turned into forwarder blocks and do the cleanup on their successor.
5018 2008-05-18 Richard Guenther <rguenther@suse.de>
5020 * tree-cfg.c (verify_gimple_expr): Allow conversions from
5021 pointers to sizetype and vice versa.
5023 2008-05-18 Xinliang David Li <davidxl@google.com>
5025 * gcc/tree-ssa-dce.c: Coding style fix.
5026 (check_pow): Documentation comment.
5027 (check_log): Documenation comment. Coding style fix.
5028 (is_unnecessary_except_errno_call): Ditto.
5029 (gen_conditions_for_pow): Ditto.
5030 (gen_conditions_for_log): Ditto.
5031 (gen_shrink_wrap_conditions): Ditto.
5032 (shrink_wrap_one_built_in_calls): Ditto.
5033 * gcc/doc/invoke.texi: Better documentation string.
5034 * ChangeLog: Fix wrong change log entries from
5035 May 17 checkin on function call DCE.
5037 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
5039 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
5041 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5043 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
5044 * df-problems.c (simulation routines): Fixed block comment to
5045 properly say how to add forwards scanning functions.
5047 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5049 * tree-inline.c (setup_one_parameter): Remove dead code.
5051 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
5053 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
5054 a BIT_AND_EXPR only for an INTEGER_TYPE.
5056 2008-05-17 Xinliang David Li <davidxl@google.com>
5058 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
5059 (check_pow, check_log, is_unnecessary_except_errno_call): New
5060 functions to check for eliminating math functions that are pure
5061 except for setting errno.
5062 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
5063 general condition expressions for shrink-wrapping pow/log calls.
5064 (gen_shrink_wrap_conditions): Ditto.
5065 (shrink_wrap_one_built_in_call): Ditto.
5066 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
5067 (mark_operand_necessary): If debugging, output if OP is necessary.
5068 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
5070 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
5072 * gcc/common.opt: New user flag -ftree-builtin-dce.
5073 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
5075 2008-05-16 David S. Miller <davem@davemloft.net>
5077 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
5078 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5080 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
5083 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
5085 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5087 * ifcvt.c (dead_or_predicable): Rename
5088 df_simulate_one_insn_backwards to df_simulate_one_insn.
5089 * recog.c (peephole2_optimize): Ditto.
5090 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
5092 * df.h: Rename df_simulate_one_insn_backwards to
5093 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
5094 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
5095 scanning of defs and uses.
5096 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
5097 (df_simulate_one_insn_forwards): Removed.
5099 2008-05-16 Doug Kwan <dougkwan@google.com>
5101 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
5103 (real_from_string): Handle NaNs and Inf as approriate.
5105 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5107 * doc/gty.texi (Source Files Containing Type Information): Note
5108 that headers should appear first in the gtfiles list.
5110 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5112 * tree.def (COND_EXEC): Properly documented this code.
5114 2008-05-16 Diego Novillo <dnovillo@google.com>
5116 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
5117 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
5120 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5122 * tree-ssa-dse (max_stmt_uid): Removed.
5123 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
5124 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
5125 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
5126 * function.h (cfun.last_stmt_uid): New field.
5127 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
5128 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
5130 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
5131 (create_stmt_ann): Initialize the ann->uid field.
5132 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
5134 * tree-flow.h (renumber_gimple_stmt_uids): New function.
5136 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
5138 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
5139 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
5140 (init_empty_tree_cfg): Call it.
5142 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5144 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
5147 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5149 * doc/invoke.text (-fdump-tree-*-verbose): New option.
5150 * tree-dump.c (dump_options): New verbose option.
5151 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
5153 * tree-pass.h (TDF_VERBOSE): New dump flag.
5154 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
5155 (tree-flow.h): Added include.
5156 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
5158 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
5160 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
5162 From Jie Zhang <jie.zhang@analog.com>
5163 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5164 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
5165 mcpu=bf561-none and mcpu=bf561-0.2.
5166 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5167 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5168 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5169 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5170 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
5171 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
5172 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
5174 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
5175 (cputype_selected): Remove.
5176 (bfin_handle_option): Don't use cputype_selected.
5177 (override_options): When no mcpu option, enable all workarounds.
5178 Don't use bfin_workarounds.
5179 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
5181 (DEFAULT_CPU_TYPE): Don't define.
5183 2008-05-16 Richard Guenther <rguenther@suse.de>
5185 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
5186 on deletion of the last stmt.
5188 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5190 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
5191 V8HImode for SSE2 and V16QImode for SSE4.1.
5193 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5195 * cgraph.h (compute_inline_parameters): Made public.
5196 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
5197 variable_generate_summary, function_write_summary,
5198 variable_write_summary, variable_read_summary. Added generate_summary,
5199 write_summary, read_summary.
5200 * cgraphunit.c (cgraph_process_new_functions): Changed call from
5201 pass_ipa_inline.function_generate_summary, to
5202 compute_inline_parameters.
5203 * ipa-inline.c (compute_inline_parameters): Made public and added
5205 (compute_inline_parameters_for_current): New function.
5206 (pass_inline_param): Now calls compute_inline_parameters_for_current.
5207 (inline_generate_summary): Removed parameter and made to loop over
5209 (pass_ipa_inline): Updated for new IPA_PASS structure.
5210 * passes.c (execute_ipa_summary_passes): Now is called once per
5211 pass rather than once per node*pass.
5213 2008-05-15 Anatoly Sokolov <aesok@post.ru>
5215 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
5216 avr_have_mul_p, avr_asm_only_p): Remove variables.
5217 (avr_override_options): Remove initialization of removed variables.
5218 (avr_file_start): Convert removed variables to fields of
5219 'struct base_arch_s *avr_current_arch'.
5220 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
5221 (AVR_HAVE_MUL): (Ditto.).
5222 (AVR_HAVE_MOVW): (Ditto.).
5223 (AVR_HAVE_LPMX): (Ditto.).
5224 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
5225 avr_asm_only_p): Remove declaration.
5227 2008-05-15 Diego Novillo <dnovillo@google.com>
5229 * config/arm/arm.c (arm_return_in_memory): Fix return type.
5230 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
5232 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
5235 * combine.c (check_conversion): Rename back to check_promoted_subreg.
5236 Don't call record_truncated_value from here.
5237 (record_truncated_value): Turn it into a for_each_rtx callback.
5238 (record_truncated_values): New function.
5239 (combine_instructions): Call note_uses with record_truncated_values.
5240 Change name of check_conversion to check_promoted_subreg.
5242 2008-05-15 Janis Johnson <janis187@us.ibm.com>
5244 * doc/sourcebuild.texi: Document support for torture tests.
5246 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5248 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
5249 to alternative 4 of operand 2.
5251 2008-05-15 Richard Guenther <rguenther@suse.de>
5253 * tree-pass.h (current_pass): Declare.
5254 (get_pass_for_id): Likewise.
5255 * passes.c (passes_by_id, passes_by_id_size): New globals.
5256 (set_pass_for_id): New function.
5257 (get_pass_for_id): Likewise.
5258 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
5259 (execute_function_todo): Flush per function statistics.
5260 * toplev.c (compile_file): Init statistics.
5261 (general_init): Do early statistics initialization.
5262 (finalize): Finish statistics.
5263 * statistics.h (statistics_early_init): Declare.
5264 (statistics_init): Likewise.
5265 (statistics_fini): Likewise.
5266 (statistics_fini_pass): Likewise.
5267 (statistics_counter_event): Likewise.
5268 (statistics_histogram_event): Likewise.
5269 * statistics.c: New file.
5270 * Makefile.in (OBJS-common): Add statistics.o.
5271 (statistics.o): Add dependencies.
5272 * doc/invoke.texi (-fdump-statistics): Document.
5274 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
5276 (execute_pre): Use statistics_counter_event.
5277 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
5278 (substitute_and_fold): Increment it. Use statistics_counter_event.
5280 2008-05-15 Diego Novillo <dnovillo@google.com>
5282 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
5284 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
5285 * tree-ssa-alias.c (new_type_alias): Remove references to
5286 sub-variables from comment.
5287 * tree-ssa-operands.c (swap_tree_operands): Likewise.
5289 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5291 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
5292 attribute to 1 only for insertps alternative.
5294 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5296 * config/bfin/bfin.md (loadbytes): New pattern.
5297 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
5298 (bfin_init_builtins): Initialize it.
5299 (bdesc_1arg): Add it.
5301 2008-05-15 Sa Liu <saliu@de.ibm.com>
5303 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
5304 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
5305 * testsuite/lib/target-supports.exp: Add
5306 check_effective_target_fortran_integer_16.
5308 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5310 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
5311 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
5312 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
5313 (TARGET_RETURN_IN_MEMORY): Define.
5315 2008-05-15 Richard Guenther <rguenther@suse.de>
5318 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
5319 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
5320 represent unmodifiable vars.
5322 2008-05-15 Richard Guenther <rguenther@suse.de>
5324 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
5325 INDIRECT_REF and TARGET_MEM_REF.
5326 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5329 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5330 H.J. Lu <hongjiu.lu@intel.com>
5332 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
5333 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
5334 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
5335 insn alternatives. Add missing alternatives.
5336 (*vec_concatv2di_rex64_sse4_1): Likewise.
5337 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
5338 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
5341 2008-05-15 Richard Guenther <rguenther@suse.de>
5343 PR tree-optimization/36009
5344 PR tree-optimization/36204
5345 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
5346 (determine_invariantness_stmt): Record the loop a store is
5348 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
5351 2008-05-15 Richard Guenther <rguenther@suse.de>
5353 PR tree-optimization/34330
5354 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
5355 through the pointer will alias the SMT.
5357 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
5359 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
5361 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
5363 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
5365 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5366 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5368 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
5369 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
5370 (vashl_optab): New optab for vector/vector shifts.
5371 (vashr_optab): Ditto.
5372 (vlshr_optab): Ditto.
5373 (vrotl_optab): Ditto.
5374 (vrotr_optab): Ditto.
5375 (optab_subtype): New enum for optab_for_tree_code call.
5376 (optab_for_tree_code): Add enum optab_subtype argument.
5378 * optabs.c (optab_for_tree_code): Take an additional argument to
5379 distinguish between a vector shift by a scalar and vector shift by
5380 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
5381 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
5382 vector shift by a vector.
5383 (expand_widen_pattern_expr): Pass additional argument to
5384 optab_for_tree_code.
5386 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
5387 vrotl_optab, vrotr_optab.
5389 * expr.c (expand_expr_real_1): Update calls to
5390 optab_for_tree_code to distinguish between vector shifted by a
5391 scalar and vector shifted by a vector.
5392 * tree-vectorizer.c (supportable_widening_operation): Ditto.
5393 (supportable_narrowing_operation): Ditto.
5394 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
5395 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
5396 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
5397 (vect_create_epilog_for_reduction): Ditto.
5398 (vectorizable_reduction): Ditto.
5399 (vectorizable_operation): Ditto.
5400 (vect_strided_store_supported): Ditto.
5401 (vect_strided_load_supported): Ditto.
5402 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5403 * expmed.c (expand_shift): Ditto.
5405 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
5407 (ashr@var{m}3): Ditto.
5408 (vashl@var{m}3): Document new vector/vector shift standard name.
5409 (vashr@var{m}3): Ditto.
5410 (vlshr@var{m}3): Ditto.
5411 (vrotl@var{m}3): Ditto.
5412 (vrotr@var{m}3): Ditto.
5414 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
5415 (PPERM_INVERT): Ditto.
5416 (PPERM_REVERSE): Ditto.
5417 (PPERM_REV_INV): Ditto.
5418 (PPERM_ZERO): Ditto.
5419 (PPERM_ONES): Ditto.
5420 (PPERM_SIGN): Ditto.
5421 (PPERM_INV_SIGN): Ditto.
5422 (PPERM_SRC1): Ditto.
5423 (PPERM_SRC2): Ditto.
5425 * config/i386/sse.md (mulv2di3): Add SSE5 support.
5426 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
5427 allows a memory operand to be the value being added, and split it
5428 to improve vectorization.
5429 (sse5_pmacsdqh_mem): Ditto.
5430 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
5431 (sse5_mulv2div2di3_high): Ditto.
5432 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
5433 (vec_pack_trunc_v4si): Ditto.
5434 (vec_pack_trunc_v2di): Ditto.
5435 (sse5_pcmov_<mode>): Remove code that tried to use use
5436 andps/andnps instead of pcmov.
5437 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
5438 pmacsdqh instructions.
5439 (vec_widen_smult_lo_v4si): Ditto.
5441 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
5442 (PPERM_INVERT): Ditto.
5443 (PPERM_REVERSE): Ditto.
5444 (PPERM_REV_INV): Ditto.
5445 (PPERM_ZERO): Ditto.
5446 (PPERM_ONES): Ditto.
5447 (PPERM_SIGN): Ditto.
5448 (PPERM_INV_SIGN): Ditto.
5449 (PPERM_SRC1): Ditto.
5450 (PPERM_SRC2): Ditto.
5451 (ix86_expand_sse_movcc): Move the SSE5 test after the if
5453 (ix86_expand_int_vcond): If SSE5 generate all possible integer
5455 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
5456 says ignore whether the last reference is a memory operand.
5458 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5459 Paolo Bonzini <bonzini at gnu dot org>
5461 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
5464 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
5465 (vlshr<mode>3): Rename from vlshr<mode>3.
5466 (vashr<mode>3): Rename from vashr<mode>3.
5467 (mulv4sf3): Change the names of vector shift patterns.
5471 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
5474 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
5499 * config/spu/spu.md (v): New iterator macro to add v for vector types.
5500 (floatunssidf2_internal): Change vector/vector shift names.
5501 (floatunsdidf2_internal): Ditto.
5508 (vashl<mode>3): Rename from ashl<mode>3.
5509 (vashr<mode>3): Rename from ashr<mode>3.
5510 (vlshr<mode>3): Rename from lshr<mode>3.
5511 (vrotl<mode>3): Rename from rotl<mode>3.
5513 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5516 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
5517 multiply gives the wrong value when doing widening multiplies.
5518 (vec_widen_smult_lo_v4si): Ditto.
5520 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5522 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
5523 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
5524 emit_library_call_value.
5525 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
5526 * tree.h (ECF_LIBCALL_BLOCK): Removed.
5527 * calls.c (initialize_argument_information, precompute_arguments,
5528 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
5529 (precompute_arguments): Removed flags parameter.
5530 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
5532 2008-05-14 Richard Guenther <rguenther@suse.de>
5534 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
5535 Make sure to register the store if the use is a PHI_NODE.
5537 2008-05-14 Olivier Hainque <hainque@adacore.com>
5539 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
5540 memory if the component is to be referenced in BLKmode according
5541 to get_inner_reference.
5543 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
5545 * calls.c (emit_library_call_value_1): Restore code clearing
5546 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5548 2008-05-14 Olivier Hainque <hainque@adacore.com>
5549 Nicolas Roche <roche@adacore.com>
5551 * configure.ac: Add support for a "gcc_subdir" variable in
5552 config-lang.in, to denote a subdirectory where the language/GCC
5553 integration files are to be found.
5554 * configure: Regenerate.
5556 2008-05-14 Ira Rosen <irar@il.ibm.com>
5558 PR tree-optimization/36098
5559 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5560 value for the first load in the group in case of a gap.
5561 (vect_build_slp_tree): Check that there are no gaps in loads.
5563 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5565 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5566 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5567 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5568 emit_insn and remove unneeded code to construct extra args.
5569 (emit_no_conflict_block): Removed.
5570 * optabls.h: (emit_no_conflict_block): Removed.
5571 * cse.c (cse_extended_basic_block): Remove search for
5572 REG_NO_CONFLICT note.
5573 * global.c: Removed incorrect comment added in revision 117.
5574 * expr.c (convert_move): Change call to emit_no_conflict_block to
5576 * recog.c: Change comments so that they do not mention
5578 * local_alloc.c (combine_regs): Removed last parameter.
5579 (no_conflict_p): Removed.
5580 (block_alloc): Removed note, no_conflict_combined_regno and set
5581 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5582 (combine_regs): Removed already_dead and code to look for
5583 REG_NO_CONFLICT notes.
5584 * lower_subreg (remove_retval_note): Removed code to look for
5585 REG_NO_CONFLICT block.
5586 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5587 (resolve_clobber): Remove code to process libcalls that have
5588 REG_NO_CONFLICT notes.
5589 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5591 * combine.c (can_combine_p, distribute_notes): Removed
5592 REG_NO_CONFLICT case.
5593 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5595 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5596 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5598 * reg-notes.def (NO_CONFLICT): Removed.
5600 2008-05-14 David S. Miller <davem@davemloft.net>
5602 * config/sparc/sparc.c (sparc_profile_hook): If
5603 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
5604 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
5605 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5607 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
5609 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5611 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
5614 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
5615 and op1 expansion before vector concat to have less live pseudos.
5617 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
5619 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5620 ix86_expand_vector_set if supported.
5622 2008-05-13 Diego Novillo <dnovillo@google.com>
5623 Kenneth Zadeck <zadeck@naturalbridge.com>
5625 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5627 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5628 phinodes_print_statistics, init_ssanames, fini_ssanames,
5629 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5630 release_ssa_name, release_defs, replace_ssa_name_symbol,
5631 ssanames_print_statistics): Move ...
5632 * tree-flow.h: ... here.
5633 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5634 Use FN instead of cfun.
5635 (make_ssa_name_fn): Rename from make_ssa_name.
5636 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5637 * tree-flow-inline.h (make_ssa_name): Move from
5638 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5639 * omp-low.c (expand_omp_parallel):
5640 * tree-flow-inline.h (redirect_edge_var_map_result):
5641 * tree-ssa.c (init_tree_ssa): Add argument FN.
5642 Use it instead of cfun. Update all users.
5644 2008-05-13 Tom Tromey <tromey@redhat.com>
5646 PR preprocessor/22168:
5647 * doc/cpp.texi (Top): Update menu.
5648 (Alternatives to Wrapper #ifndef): New node.
5649 (Other Directives): Document deprecation.
5650 (Obsolete Features): Remove menu.
5651 (Assertions): Merge node into Obsolete Features.
5652 (Obsolete once-only headers): Move earlier; rename to Alternatives
5654 * doc/cppopts.texi: Update.
5655 * c.opt (Wdeprecated): Enable for C and ObjC.
5656 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5657 (C++ Dialect Options): Move -Wno-deprecated from here to...
5658 (Warning Options): ... here.
5660 2008-05-13 Richard Guenther <rguenther@suse.de>
5663 * fold-const.c (fold_sign_changed_comparison): Do not allow
5664 changes in pointer-ness.
5666 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5669 * config/sh/sh.c (sh_expand_prologue): Don't clear
5670 RTX_FRAME_RELATED_P for push insns.
5672 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5674 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5676 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5678 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5679 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5680 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5682 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5684 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5685 (*vec_concatv4sf_sse): This.
5686 (*sse2_concatv2si): Renamed to ...
5687 (*vec_concatv2si_sse2): This.
5688 (*sse1_concatv2si): Renamed to ...
5689 (*vec_concatv2si_sse): This.
5690 (*vec_concatv2di_rex): Renamed to ...
5691 (*vec_concatv2di_rex64): This.
5692 (*vec_concatv2si_sse4_1): New.
5693 (*vec_concatv2di_rex64_sse4_1): Likewise.
5695 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5697 PR rtl-optimization/36111
5698 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5699 that was created for swappable operands.
5701 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5704 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5705 * configure.ac: Add call to ACX_PROG_GNAT.
5707 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5709 * optc-gen.awk: Fix comment typo.
5711 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5713 * pretty-print.c (pp_integer_with_precision): Use
5714 HOST_LONG_LONG_FORMAT.
5716 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5718 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5720 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5722 * config/i386/i386.c (bdesc_ptest): Removed.
5723 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5724 (bdesc_args): Add __builtin_ia32_ptestz128,
5725 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5726 (ix86_init_mmx_sse_builtins): Updated.
5727 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5728 (ix86_expand_builtin): Updated.
5730 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5732 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5733 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5735 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5737 * value-prof.c (interesting_stringop_to_profile): Do not
5738 return early for BUILT_IN_MEMPCPY.
5740 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5742 * calls.c (expand_call): Don't use callgraph to increase
5743 preferred_stack_boundary.
5745 * cgraph.h (cgraph_rtl_info): Use unsigned on
5746 preferred_incoming_stack_boundary.
5748 * final.c (rest_of_clean_state): Use unsigned on
5749 preferred_stack_boundary.
5751 2008-05-09 Tom Tromey <tromey@redhat.com>
5753 PR preprocessor/22231:
5754 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5757 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5759 PR tree-optimization/36129
5760 * tree-ssa-ccp.c: Include value-prof.h.
5761 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5762 built-in function was folded to a constant.
5763 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5765 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5766 Sebastian Pop <sebastian.pop@amd.com>
5768 * tree-scalar-evolution.c: Document instantiate_scev.
5769 (instantiate_parameters_1): Renamed instantiate_scev_1.
5770 Don't use the same loop for instantiation_loop and evolution_loop.
5771 (instantiate_scev): New.
5772 (instantiate_parameters): Moved...
5773 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5774 same loop twice. Maintains the semantics for this function.
5775 * tree-scalar-evolution.h (instantiate_scev): Declare.
5776 (instantiate_parameters): ...here. Now static inline.
5777 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5778 instead of resolve_mixers.
5780 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5782 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5784 2008-05-09 Tomas Bily <tbily@suse.cz>
5786 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5787 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5788 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5789 * c-common.c (c_common_truthvalue_conversion): Likewise.
5790 * tree-object-size.c (compute_object_offset): Likewise.
5791 * tree-inline.c (estimate_num_insns_1): Likewise.
5792 * varasm.c (const_hash_1, compare_constant, copy_constant)
5793 (compute_reloc_for_constant, output_addressed_constants)
5794 (initializer_constant_valid_p): Likewise.
5795 * c-omp.c (check_omp_for_incr_expr): Likewise.
5796 * gimplify.c (gimplify_expr): Likewise.
5797 * c-typeck.c (c_finish_return): Likewise.
5798 * tree-vectorizer.c (supportable_widening_operation)
5799 (supportable_narrowing_operation): Likewise.
5800 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5801 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5802 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5803 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5804 (descr_info_loc): Likewise.
5805 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5806 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5807 (fold_unary): Likewise.
5808 * builtins.c (get_pointer_alignment): Likewise.
5809 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5810 (instantiate_parameters_1): Likewise.
5811 * tree.c (expr_align, stabilize_reference): Likewise.
5812 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5813 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5814 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5815 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5816 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5817 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5819 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5820 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5821 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5822 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5823 (forward_propagate_comparison)
5824 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5825 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5826 * emit-rtl.c (component_ref_for_mem_expr)
5827 (set_mem_attributes_minus_bitpos): Likewise.
5828 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5829 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5831 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5832 (build_function_call, pointer_diff, build_compound_expr)
5833 (c_finish_return): Likewise.
5834 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5835 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5837 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5838 * expr.c (is_aligning_offset): Likewise.
5839 * tree-ssa-alias.c (is_escape_site): Likewise.
5840 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5841 (check_all_va_list_escapes): Likewise.
5842 * tree-ssa-loop-ivopts.c (determine_base_object)
5843 (determine_common_wider_type): Likewise.
5844 * dojump.c (do_jump): Likewise.
5845 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5846 * tree-gimple.c (is_gimple_cast): Likewise.
5847 * fold-const.c (decode_field_reference, )
5848 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5849 (fold_binary): Likewise.
5850 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5851 (already_warned_in_frontend_p): Likewise.
5852 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5853 * tree.c (really_constant_p, get_unwidened): Likewise.
5854 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5855 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5856 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5858 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5860 (CONVERT_EXPR_P): Define.
5861 (CASE_CONVERT): Define.
5863 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5866 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5867 (delete_unmarked_insns): When deleting a call, call
5868 delete_unreachable_blocks.
5869 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5870 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5872 2008-05-08 Richard Guenther <rguenther@suse.de>
5874 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5875 (-ftree-salias): Likewise.
5876 (salias-max-implicit-fields): Remove param documentation.
5877 (salias-max-array-elements): Likewise.
5878 * tree-pass.h (pass_create_structure_vars): Remove.
5879 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5880 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5881 * tree-ssa-alias.c (create_structure_vars): Remove.
5882 (gate_structure_vars): Likewise.
5883 (pass_create_structure_vars): Likewise.
5884 (gate_build_alias): Likewise.
5885 (pass_build_alias): Adjust to run always and dump the function.
5886 * common.opt (ftree-salias): Hide.
5887 * passes.c (init_optimization_passes): Remove
5888 pass_create_structure_vars, adjust comment.
5889 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5890 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5891 * opts.c (decode_options): Do not set flag_tree_salias.
5892 (common_handle_option): Add OPT_ftree_salias to the backward
5893 compatibility section.
5895 2008-05-08 Richard Guenther <rguenther@suse.de>
5897 * tree-flow-inline.h (var_can_have_subvars): Move ...
5898 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5899 * tree-flow.h (var_can_have_subvars): Remove.
5900 (push_fields_onto_fieldstack): Remove.
5901 (sort_fieldstack): Likewise.
5902 (struct fieldoff): Move ...
5903 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5904 alias_set and base_for_components fields.
5905 (sort_fieldstack): Make static.
5906 (push_fields_onto_fieldstack): Likewise. Remove code that
5907 handles anything but RECORD_TYPEs. Remove alias_set and
5908 base_for_components handling.
5909 (create_variable_info_for): Adjust.
5911 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5913 * common.opt (Wframe-larger-than=): Shorten the help message
5915 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5917 2008-05-08 Rafael Espindola <espindola@google.com>
5919 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5921 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5922 trap and that both operands are gimple values.
5923 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5924 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5927 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5929 * read-rtl.c (join_c_conditions): Return the first string if the
5930 two strings are equal.
5932 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5934 * gensupport.h (pred_data): Add a "num_codes" field.
5935 (add_predicate_code): Declare.
5936 * gensupport.c (add_predicate_code): New function.
5937 (std_pred_table): Add an "allows_const_p" field.
5938 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5939 Remove the (incomplete) list of such codes from the codes field.
5940 (init_predicate_table): Use add_predicate_code. Add all
5941 RTX_CONST_OBJs if allows_const_p is true.
5942 * genrecog.c (process_define_predicate): Use add_predicate_code.
5944 2008-05-08 David Daney <ddaney@avtrex.com>
5945 Richard Sandiford <rsandifo@nildram.co.uk>
5947 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5948 special case of constant zero operands.
5949 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5950 old and new values. Special case constant zero values.
5951 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5953 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5954 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5956 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5959 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5960 similar RTX_CONST_OBJ before CONST_INT.
5962 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5964 * stmt.c (expand_stack_restore): Change sa mode if needed.
5966 2008-05-08 Richard Guenther <rguenther@suse.de>
5968 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5969 return type to bool.
5970 (ix86_sol10_return_in_memory): Likewise.
5971 (ix86_i386elf_return_in_memory): Likewise.
5972 (ix86_i386interix_return_in_memory): Likewise.
5973 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5974 (ix86_sol10_return_in_memory): Likewise.
5975 (ix86_i386elf_return_in_memory): Likewise.
5976 (ix86_i386interix_return_in_memory): Likewise.
5978 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5981 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5983 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5984 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5987 2008-05-08 Richard Guenther <rguenther@suse.de>
5989 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5990 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5991 (DR_SUBVARS): Remove.
5992 * tree-dfa.c (dump_subvars_for): Remove.
5993 (debug_subvars_for): Likewise.
5994 (dump_variable): Do not dump subvars.
5995 (remove_referenced_var): Do not remove subvars.
5996 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5997 (lookup_subvars_for_var): Remove.
5998 (get_subvars_for_var): Likewise.
5999 (get_subvars_at): Likewise.
6000 (get_first_overlapping_subvar): Likewise.
6001 (overlap_subvar): Likewise.
6002 * tree-flow.h (subvar_t): Remove.
6003 (struct var_ann_d): Remove subvars field.
6004 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
6005 argument. Remove special handling of SFTs.
6006 (compute_tag_properties): Likewise.
6007 (set_initial_properties): Likewise.
6008 (compute_call_clobbered): Likewise.
6009 (count_mem_refs): Likewise.
6010 (compute_memory_partitions): Likewise.
6011 (compute_flow_insensitive_aliasing): Likewise.
6012 (setup_pointers_and_addressables): Likewise.
6013 (new_type_alias): Likewise.
6014 (struct used_part): Remove.
6015 (used_portions): Likewise.
6016 (struct used_part_map): Likewise.
6017 (used_part_map_eq): Likewise.
6018 (used_part_map_hash): Likewise.
6019 (free_used_part_map): Likewise.
6020 (up_lookup): Likewise.
6021 (up_insert): Likewise.
6022 (get_or_create_used_part_for): Likewise.
6023 (create_sft): Likewise.
6024 (create_overlap_variables_for): Likewise.
6025 (find_used_portions): Likewise.
6026 (create_structure_vars): Likewise.
6027 * tree.def (STRUCT_FIELD_TAG): Remove.
6028 * tree.h (MTAG_P): Adjust.
6029 (struct tree_memory_tag): Remove base_for_components and
6030 unpartitionable flags.
6031 (struct tree_struct_field_tag): Remove.
6032 (SFT_PARENT_VAR): Likewise.
6033 (SFT_OFFSET): Likewise.
6034 (SFT_SIZE): Likewise.
6035 (SFT_NONADDRESSABLE_P): Likewise.
6036 (SFT_ALIAS_SET): Likewise.
6037 (SFT_UNPARTITIONABLE_P): Likewise.
6038 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
6039 (union tree_node): Remove sft field.
6040 * alias.c (get_alias_set): Remove special handling of SFTs.
6041 * print-tree.c (print_node): Remove handling of SFTs.
6042 * tree-dump.c (dequeue_and_dump): Likewise.
6043 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
6044 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
6045 * tree-predcom.c (set_alias_info): Do not set subvars.
6046 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
6047 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
6048 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
6049 (add_vars_for_offset): Remove.
6050 (add_virtual_operand): Remove special handling of SFTs.
6051 (add_call_clobber_ops): Likewise.
6052 (add_call_read_ops): Likewise.
6053 (get_asm_expr_operands): Likewise.
6054 (get_modify_stmt_operands): Likewise.
6055 (get_expr_operands): Likewise.
6056 (add_to_addressable_set): Likewise.
6057 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
6058 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6059 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
6060 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
6061 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
6062 (tree_node_structure): Likewise.
6063 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
6065 (find_what_p_points_to): Likewise.
6067 2008-05-08 Sa Liu <saliu@de.ibm.com>
6069 * config/spu/spu.md: Fixed subti3 pattern.
6071 2008-05-08 Richard Guenther <rguenther@suse.de>
6074 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
6075 sure to create a representative for trailing arrays for PTA.
6077 2008-05-08 Richard Guenther <rguenther@suse.de>
6080 * fold-const.c (operand_equal_p): Two objects which types
6081 differ in pointerness are not equal.
6083 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
6085 * calls.c (compute_argument_block_size): Add argument tree fndecl.
6086 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
6087 (emit_library_call_value_1): Add new variable fndecl initialized by
6088 NULL_TREE. It should be the decl type of orgfun, but this information
6089 seems not to be available here, so it uses the default calling abi.
6090 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
6091 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
6092 by TARGET_RETURN_IN_MEMORY.
6093 * config/i386/i386-interix.h: Likewise.
6094 * config/i386/i386.h: Likewise.
6095 * config/i386/i386elf.h: Likewise.
6096 * config/i386/ptx4-i.h: Likewise.
6097 * config/i386/sol2-10.h: Likewise.
6098 * config/i386/sysv4.h: Likewise.
6099 * config/i386/vx-common.h: Likewise.
6100 * config/cris/cris.h: Removed #if 0 clause.
6101 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
6102 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
6104 (ix86_sol10_return_in_memory): Likewise.
6105 (ix86_i386elf_return_in_memory): New.
6106 (ix86_i386interix_return_in_memory): New.
6107 * config/mt/mt-protos.h (mt_return_in_memory): New.
6108 * config/mt/mt.c: Likewise.
6109 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6110 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
6111 * config/bfin/bfin.h: Likewise.
6112 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
6114 * config/bfin/bfin.c: Likewise.
6115 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
6116 * config/alpha/unicosmk.h: Likewise.
6117 * config/i386/cygming.h: Likewise.
6118 * config/iq2000/iq2000.h: Likewise.
6119 * config/mips/mips.h: Likewise.
6120 * config/mn10300/mn10300.h: Likewise.
6121 * config/rs6000/rs6000.h: Likewise.
6122 * config/score/score.h: Likewise.
6123 * config/spu/spu.h: Likewise.
6124 * config/v850/v850.h: Likewise.
6125 * defaults.h: Likewise.
6126 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
6127 * expr.c (emit_block_move): Adjust use of
6128 OUTGOING_REG_PARM_STACK_SPACE.
6129 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
6130 OUTGOING_REG_PARM_STACK_SPACE.
6131 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
6133 2008-05-08 Jakub Jelinek <jakub@redhat.com>
6135 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
6136 on OMP_RETURN for OMP_FOR.
6139 * dwarf2out.c (dw_expand_expr, common_check): Removed.
6140 (fortran_common): New function.
6141 (gen_variable_die): Call fortran_common instead of common_check,
6142 adjust for it returning tree instead of rtx. Formatting.
6144 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6148 * see.c (see_copy_insn): Copy new pure const attributes for new call.
6149 * c-decl.c (merge_decls): Ditto.
6150 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
6151 to RTL_CONST_OR_PURE_CALL_P.
6152 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
6153 Initialized DECL_LOOPING_CONST_PURE.
6154 (process_call_operands): Set tree_side_effects properly.
6155 * tree.h (TREE_READONLY_DECL_P): Removed.
6156 (DECL_IS_PURE): Renamed to DECL_PURE_P.
6157 (DECL_LOOPING_OR_CONST_P): New macro.
6158 (struct tree_function_decl): Added looping_const_or_pure_p.
6160 (ECF_LOOPING_OR_CONST_P): New macro.
6161 * rtlanal.c (pure_const_p): Removed.
6162 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
6163 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
6164 to RTL_CONST_CALL_P.
6165 * ipa-pure-const.c (pure_const_state_e): Added looping field.
6166 (check_decl, check_tree, check_call, scan_function): Initialize
6168 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
6169 (static_execute): Set looping true for recursive functions.
6170 Undo setting state to IPA_NEITHER for recursive functions.
6172 * ifcvt.c (noce_can_store_speculate_p): Changed
6173 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
6174 RTL_CONST_OR_PURE_CALL_P.
6175 * dse.c (scan_insn): Ditto.
6176 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
6177 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
6178 RTL_CONST_OR_PURE_CALL_P.
6179 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
6180 pure_call_p to RTL_CONST_CALL_P.
6181 * gimplify.c (gimplify_call_expr): Clear side effects for
6182 non-looping pure and constant calls.
6183 * calls.c (emit_call_1): Set rtl flags from ecf flags.
6184 (flags_from_decl_or_type): Set ecf flags from decl flags.
6185 (initialize_argument_information): Turn off
6186 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
6187 Change const to pure if callee_copies is true rather than just
6189 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
6190 way of marking pure calls.
6191 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
6192 Remove hack that was supposed to fix pr7335 and remove old
6193 way of marking pure calls.
6194 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
6195 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
6196 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
6197 RTL_CONST_OR_PURE_CALL_P.
6198 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
6199 * loop-invariant.c (find_exits, find_invariant_bb): Changed
6200 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
6201 * sched-deps.c (schedule_analyze): Ditto.
6202 * rtl.h (struct rtx_def): Use call field, unchanging field, and
6203 return_val field of calls to represent pure and const function info.
6204 (CONST_OR_PURE_CALL_P): Deleted macro.
6205 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6206 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
6207 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
6209 * tree-optimize.c (execute_fixup_cfg): Added test for
6210 ECF_LOOPING_CONST_OR_PURE.
6211 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
6213 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
6214 effects for looping pure or const calls.
6215 (verify_gimple_expr): Added verification code.
6216 * config/alpha/alpha.c (alpha_legitimize_address,
6217 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
6219 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
6220 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
6221 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
6222 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
6223 RTL_CONST_OR_PURE_CALL_P.
6224 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
6225 and const calls to be deleted.
6227 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6230 * config/i386/mmx.md (mmx_subv2sf3): New expander.
6231 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
6232 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
6233 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6234 to handle nonimmediate operands.
6235 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
6236 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
6237 to handle nonimmediate operands.
6238 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
6239 (mmx_pmulhrwv4hi3): New expander. Use
6240 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6241 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
6242 (sse2_umulv1siv1di3): New expander. Use
6243 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6244 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
6245 (mmx_eq<mode>3): New expander. Use
6246 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6247 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
6248 (mmx_uavgv8qi3): New expander. Use
6249 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6250 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
6251 (mmx_uavgv4hi3): New expander. Use
6252 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6254 * config/i386/sse.md
6255 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
6256 to handle nonimmediate operands.
6257 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
6258 to handle nonimmediate operands.
6259 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
6260 to handle nonimmediate operands.
6261 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
6262 to handle nonimmediate operands.
6263 (sse2_unpckhpd_exp): New expander. Use
6264 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6265 (sse2_unpcklpd_exp): New expander. Use
6266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6267 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
6268 to handle nonimmediate operands.
6269 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
6270 to handle nonimmediate operands.
6271 (*sse2_<plusminus_insn><mode>3): Rename from
6272 sse2_<plusminus_insn><mode>3 insn pattern.
6273 (sse2_<plusminus_insn><mode>3): New expander. Use
6274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6275 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
6276 (sse2_umulv2siv2di3): New expander. Use
6277 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6278 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
6279 (sse4_1_mulv2siv2di3): New expander. Use
6280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6281 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
6282 (sse2_pmaddwd): New expander. Use
6283 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6284 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
6285 (sse2_eq<mode>3): New expander. Use
6286 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6287 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
6288 (sse4_1_eqv2di3): New expander. Use
6289 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6290 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6291 (sse2_uavgv16qi3): New expander. Use
6292 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6293 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6294 (sse2_uavgv16qi3): New expander. Use
6295 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6296 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
6297 (sse2_uavgv8hi3): New expander. Use
6298 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6299 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
6300 (ssse3_pmulhrswv8hi3): New expander. Use
6301 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6302 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
6303 (ssse3_pmulhrswv4hi3): New expander. Use
6304 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6306 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
6307 (<sse>_vmmul<mode>3): Ditto.
6308 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
6310 (ssse3_pmaddubsw128): Use register_operand for operand 1.
6311 (ssse3_pmaddubsw): Ditto.
6313 * config/i386/i386.c (struct_builtin_description)
6314 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
6315 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
6316 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
6317 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
6318 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
6319 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
6320 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
6321 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
6322 (ix86_fixup_binary_operands): Assert that src1
6323 and src2 must have the same mode when swapped.
6324 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
6325 and ix86_binary_operator_ok. Do not force operands in registers
6328 2008-05-07 Jan Hubicka <jh@suse.cz>
6330 * cgraph.c (dump_cgraph_node): Update.
6331 * cgraph.h (cgraph_local_info): Break out inline summary.
6332 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
6334 * ipa-inline (inline_summary): New accestor function.
6335 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
6336 cgraph_decide_inlining, compute_inline_parameters): Update.
6337 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
6339 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6341 Cleanup ColdFire scheduling support and add V4 pipeline model.
6343 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
6344 (define_attr cpu): Add cfv4 value.
6345 (define_attr type, define_attr type1): Merge into a single 'type'
6346 attribute. Update all uses.
6347 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
6348 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
6350 (define_attr opx_mem, define_attr opy_mem): Remove.
6351 (define_attr op_mem): Clean up, update comment.
6352 (define_attr size): Use specific values instead of general int.
6353 (define_attr guess, define_attr split): Remove. Update all uses.
6354 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
6355 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
6356 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
6357 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
6358 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
6359 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
6360 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
6361 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
6362 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
6363 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
6364 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
6365 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
6366 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
6367 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
6368 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
6369 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
6370 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
6371 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
6372 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
6373 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
6374 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
6375 Update or set attributes.
6376 (stack_tie): New fake instruction.
6378 * config/m68k/m68k.h (TUNE_CFV4): New macro.
6379 (m68k_sched_attr_size): Update declaration.
6380 (m68k_sched_attr_type2): Remove.
6381 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
6382 Declare new bypass predicates.
6384 * config/m68k/m68k.c (m68k_sched_issue_rate,
6385 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
6387 (TARGET_SCHED_ISSUE_RATE,
6388 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
6389 (override_options): Handle scheduling for ColdFire V4 core.
6390 (m68k_expand_prologue): Emit stack_tie.
6391 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
6392 'OP_TYPE_FPN'. Update all uses.
6393 (sched_guess_p): Remove.
6394 (sched_address_type): Handle symbolic addresses.
6395 (sched_get_operand): New static function.
6396 (sched_operand_type): Merge into sched_attr_op_type.
6397 (sched_attr_op_type): Handle FP registers, handle quick constants,
6399 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
6400 (m68k_sched_attr_size): Update. Move logic to ...
6401 (sched_get_attr_size_int): New static function.
6402 (sched_get_opxy_mem_type): New static function.
6403 (m68k_sched_attr_op_mem): Update.
6404 (m68k_sched_attr_type2): Remove.
6405 (sched_cfv4_bypass_data): New static variable.
6406 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
6407 (m68k_sched_issue_rate): Implement scheduler hook.
6408 (struct _sched_ib: enabled_p): New field.
6409 (m68k_sched_variable_issue): Update. Handle V4.
6410 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
6411 sched_dump_class_func_t, sched_dump_split_class,
6412 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
6413 sched_dump_dfa_class, m68k_sched_dump): Remove.
6414 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
6416 (m68k_sched_init_global): Remove statisctics dumping, introduce
6417 sanity check that all instructions have pipeline reservations. Handle
6419 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6420 Handle ColdFire V4 core.
6421 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
6422 New static functions.
6423 (m68k_sched_address_bypass_p): New bypass predicate.
6424 (sched_get_indexed_address_scale): New static function.
6425 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
6427 * cf.md: Update comments.
6428 (define_attr type2): Remove. Use 'type' attribute instead.
6430 (cf_ib): Rename to cfv123_ib. Update all uses.
6431 (cf_oep): Rename to cfv123_oep. Update all uses.
6432 (cf_chr): Rename to cfv123_chr. Update all uses.
6433 (cf_mem): Rename to cfv123_mem. Update all uses.
6434 (cf_mac): Move to more appropriate place.
6435 (cfv123_guess): New automaton and cpu_unit.
6436 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
6437 Update uses of 'size' attribute. Handle before reload scheduling.
6438 (cfv123_guess): New dummy reservation for unhandled instructions.
6439 (cfv4_*): Pipeline description of ColdFire V4 core.
6440 (ignore): New reservation to handle 'ignore' type.
6442 2008-05-07 Ian Lance Taylor <iant@google.com>
6445 * gimplify.c (find_single_pointer_decl_1): Don't look through
6447 (find_single_pointer_decl): Adjust comments.
6449 2008-05-07 Jakub Jelinek <jakub@redhat.com>
6452 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
6453 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
6456 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
6457 integral type rather than floating point, then VIEW_CONVERT_EXPR
6458 to the floating point type.
6460 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6462 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
6463 TFmode op0 to register.
6465 2008-05-07 Alan Modra <amodra@bigpond.net.au>
6467 * c-decl.c (grokdeclarator): Comment typo.
6469 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
6471 * tree-flow.h: Remove prototype for computed_goto_p.
6472 * tree-cfg.c (computed_goto_p): Make static.
6474 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
6477 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
6478 (contains_aligned_value_p): This. Handle _Decimal128.
6479 (ix86_function_arg_boundary): Only align _Decimal128 to its
6480 natural boundary and handle it properly.
6482 2008-05-06 Martin Jambor <mjambor@suse.cz>
6484 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
6485 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
6486 (ipcp_method_set_orig_node): Removed.
6487 (ipcp_cval_get_cvalue_type): Removed.
6488 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
6489 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
6490 (ipcp_cval_set_cvalue_type): Removed.
6491 (ipcp_cval_get_cvalue): Removed.
6492 (ipcp_cval_set_cvalue): Removed.
6493 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
6494 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
6495 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
6496 (ipcp_cval_meet): Renamed to ipa_lattice_meet
6497 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
6498 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
6499 (ipcp_get_ith_lattice): Changed parameters.
6500 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
6501 (ipcp_lattice_from_jfunc): Changed parameters.
6502 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
6503 (ipcp_method_cval_print): Added temporary variable info.
6504 (ipcp_redirect): Removed already unused local variable caller.
6505 (ipcp_redirect): New temporary variable orig_callee_info
6506 (ipcp_redirect): Removed newly unused local variable callee.
6507 (ipcp_redirect): Removed (a bit confusing) local variable type.
6508 (ipcp_insert_stage): Added local variable info.
6509 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
6511 (ipcp_formal_create): Removed.
6512 (ipcp_method_cval_set): Removed.
6513 (ipcp_propagate_stage): Renamed lattice variables.
6514 (ipcp_method_cval_set_cvalue_type): Removed.
6515 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
6516 (ipcp_print_all_lattices): Changed printed strings to refer to
6517 lattices rather than cvals.
6518 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
6519 (ipcp_propagate_const): Changed formal parameters.
6520 (build_const_val): Changed formal parameters.
6521 (ipcp_insert_stage): Removed useless variable cvalue
6522 (build_const_val): Changed formal parameters.
6523 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
6524 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
6525 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
6526 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
6527 (ipcp_print_func_profile_counts): Changed string from "method" to
6529 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
6530 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
6531 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
6532 (ipcp_structures_print): Renamed to ipcp_print_all_structures
6533 (ipcp_profile_print): Renamed to ipcp_print_profile_data
6534 (ipcp_lat_is_const): Changed parameters and made inline.
6535 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
6536 (ipcp_redirect): Renamed to ipcp_need_redirect_p
6537 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
6538 the predicate condition directly
6539 (ipcp_propagate_stage): Added local variable args. Removed local
6540 variable callee. (Both are mere code simplifications.)
6541 (ipcp_method_dont_insert_const): Renamed to
6542 ipcp_node_not_modifiable_p.
6543 (ipcp_node_not_modifiable_p): Made inline.
6544 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
6545 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6546 (ipcp_print_all_lattices): Removed variable cvalue
6547 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6550 2008-05-06 Olivier Hainque <hainque@adacore.com>
6552 * tree-sra.c (try_instantiate_multiple_fields): Early return
6553 if field has POINTER_TYPE.
6555 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6557 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6558 by using 'q' specifier for instruction.
6559 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6561 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6563 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6564 Change mode of zero_extract from QImode to HImode.
6565 (sign bit tests peepholes): (Ditto.).
6567 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6569 * config/i386/mmx.md: Remove double backslashes from asm templates.
6570 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6571 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6572 to handle nonimmediate operands.
6573 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6574 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6575 to handle nonimmediate operands.
6576 (*mmx_<code>v2sf3_finite): New insn pattern.
6577 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6578 (mmx_<code>v2sf3): New expander. Use
6579 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6580 (mmx_<plusminus_insn><mode>3): New expander. Use
6581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6582 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6583 (mmx_add<mode>3): Removed.
6584 (mmx_ssadd<mode>3): Ditto.
6585 (mmx_usadd<mode>3): Ditto.
6586 (mmx_sub<mode>3): Ditto.
6587 (mmx_sssub<mode>3): Ditto.
6588 (mmx_ussub<mode>3): Ditto.
6589 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6590 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6591 to handle nonimmediate operands.
6592 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6594 (mmx_smulv4hi3_highpart): New expander. Use
6595 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6596 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6598 (mmx_umulv4hi3_highpart): New expander. Use
6599 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6600 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
6601 (mmx_<code>v4hi3): New expander. Use
6602 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6603 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
6604 (mmx_<code>v8qi3): New expander. Use
6605 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6606 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
6607 (mmx_<code><mode>3): New expander. Use
6608 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6610 2008-05-05 Jan Hubicka <jh@suse.cz>
6612 PR tree-optimization/36118
6613 * passes.c (pass_init_dump_file): Fix dump header.
6615 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6618 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
6619 VCE for function decls.
6621 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6623 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6625 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6627 * config/i386/i386.md (sat_plusminus): New.
6628 (plusminus_insn): Likewise.
6629 (plusminus_mnemonic): Likewise.
6631 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6632 (*<addsub><mode>3_cc_overflow): Renamed to ...
6633 (*<plusminus_insn><mode>3_cc_overflow): This.
6634 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6635 (*<plusminus_insn>si3_zext_cc_overflow): This.
6637 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6638 (<plusminus_insn><mode>3): This.
6639 (*<addsub><mode>3): Renamed to ...
6640 (*<plusminus_insn><mode>3): This.
6641 (<sse>_vm<addsub><mode>3): Renamed to ...
6642 (<sse>_vm<plusminus_insn><mode>3): This.
6643 (sse3_h<addsub>v4sf3): Renamed to ...
6644 (sse3_h<plusminus_insn>v4sf3): This.
6645 (sse3_h<addsub>v2df3): Renamed to ...
6646 (sse3_h<plusminus_insn>v2df3): This.
6647 (<plusminus_insn><mode>3): New.
6648 (*<plusminus_insn><mode>3): Likewise.
6649 (sse2_<plusminus_insn><mode>3): Likewise.
6650 (add<mode>): Removed.
6651 (*add<mode>3): Likewise.
6652 (sse2_ssadd<mode>3): Likewise.
6653 (sse2_usadd<mode>3): Likewise.
6654 (sub<mode>3): Likewise.
6655 (*sub<mode>3): Likewise.
6656 (sse2_sssub<mode>3): Likewise.
6657 (sse2_ussub<mode>3): Likewise.
6659 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6661 * gthr-single.h: Add in required interface elements as per gthr.h.
6662 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6663 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6664 Generalize UNUSED macro.
6665 (__gthread_once): Add.
6666 (__gthread_key_create): Add.
6667 (__gthread_key_delete): Add.
6668 (__gthread_getspecific): Add.
6669 (__gthread_setspecific): Add.
6671 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6673 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6674 the same size types for the indirect reference on the rhs, then
6677 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6679 * config/i386/i386.md
6680 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6681 one insn template instead of template series.
6682 (*xordi_1_rex64): Ditto.
6683 (*xordi_2_rex64): Ditto.
6685 2008-05-05 Ira Rosen <irar@il.ibm.com>
6687 PR tree-optimization/36119
6688 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6691 2008-06-04 Jan Hubicka <jh@suse.cz>
6693 tree-optimization/36100
6694 * tree-pass.h (pass_O0_always_inline): Declare.
6695 * ipa-inline.c (inline_transform): Remove dead code.
6696 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6697 pass_O0_always_inline): New.
6698 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6700 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6702 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6703 mnemonic in this_param move for TARGET_64BIT.
6705 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6707 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6708 (*strmovsi_rex_1): Ditto.
6709 (*strsetsi_1): Ditto.
6710 (*strsetsi_rex_1): Ditto.
6712 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6713 adddicc expanders using SWI mode iterator.
6715 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6718 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6721 2008-05-04 David S. Miller <davem@davemloft.net>
6723 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6724 (sparc*-*-linux*): Use linux.h in tm_file.
6725 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6726 compiler defaulting to 32-bit.
6727 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6729 * config/sparc/linux.h: Remove definitions now obtained
6730 properly from linux.h
6731 * config/sparc/linux64.h: Likewise.
6732 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6733 don't want this setting for 32-bit builds in a biarch compiler.
6734 * doc/install.texi: Add sparc-linux to list of targets
6735 supporting --enable-targets=all.
6737 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6739 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6741 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6743 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6744 after V4SI_FTYPE_V8HI.
6745 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6746 case V4SI_FTYPE_V2DF.
6748 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6750 * doc/invoke.texi (max-flow-memory-locations): Removed.
6751 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6753 2008-05-03 Richard Guenther <rguenther@suse.de>
6756 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6758 2008-05-02 David S. Miller <davem@davemloft.net>
6760 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6762 2008-05-02 Simon Baldwin <simonb@google.com>
6765 * c-common.h (warn_array_subscript_range): Removed.
6766 * c-common.c (warn_array_subscript_range): Ditto.
6767 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6768 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6770 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6772 * config/i386/i386.c (ix86_special_builtin_type): New.
6773 (bdesc_special_args): Likewise.
6774 (ix86_expand_special_args_builtin): Likewise.
6775 (ix86_init_mmx_sse_builtins): Updated.
6776 (ix86_expand_builtin): Updated.
6777 (ix86_expand_store_builtin): Removed.
6778 (ix86_expand_unop_builtin): Likewise.
6780 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6781 * config/i386/mmintrin.h (__v2sf): Here.
6783 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6785 (_mm_loadl_pi): Likewise.
6786 (_mm_storeh_pi): Replace __v2si with __v2sf.
6787 (_mm_storel_pi): Likewise.
6789 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6790 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6791 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6792 __builtin_ia32_loadlpd.
6794 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6796 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6797 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6798 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6799 (ix86_init_mmx_sse_builtins): Updated.
6800 (ix86_expand_args_builtin): Likewise.
6801 (ix86_expand_builtin): Likewise.
6802 (ix86_expand_unop1_builtin): Renamed to ...
6803 (ix86_expand_unop_vec_merge_builtin): This.
6805 2008-05-01 Jan Hubicka <jh@suse.cz>
6808 * ipa-inline.c (inline_generate_summary): Make static.
6809 (inline_transform): Do not call inlining at -O0; make static.
6810 * passes.c (execute_todo): Add sanity check.
6811 (execute_one_ipa_transform_pass): Execute proper flags.
6813 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6815 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6816 (DECL_NONADDRESSABLE_P): Likewise.
6817 * alias.c (record_component_aliases): Fix comment.
6819 2008-05-01 Simon Baldwin <simonb@google.com>
6821 * c-common.h (warn_array_subscript_range): New function.
6822 * c-common.c (warn_array_subscript_range): Ditto.
6823 * tree-vrp.c (check_array_ref): Corrected code to agree with
6824 comment, ignoring only arrays of size 0 or size 1.
6825 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6827 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6829 * config/i386/i386.c (ix86_builtin_type): Replace
6830 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6831 (bdesc_args): Updated.
6832 (ix86_init_mmx_sse_builtins): Likewise.
6833 (ix86_expand_args_builtin): Likewise.
6835 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6838 * doc/extend.texi: Correct __builtin_ia32_palignr.
6840 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6843 * config/i386/i386.c (bdesc_crc32): Removed.
6844 (ix86_expand_crc32): Likewise.
6845 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6846 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6847 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6848 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6849 UINT_FTYPE_UINT_UCHAR.
6850 (bdesc_args): Updated. Add crc32 builtins.
6851 (ix86_init_mmx_sse_builtins): Updated.
6852 (ix86_expand_args_builtin): Updated to support subreg.
6854 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6856 2008-05-01 Jan Hubicka <jh@suse.cz>
6858 * tree-pass.h (opt_pass): Add IPA_PASS.
6859 (varpool_node, cgraph_node): Forward declare.
6860 (ipa_opt_pass): Define.
6861 (pass_ipa_inline): Turn into ipa_opt_pass.
6862 (pass_apply_inline): Remove.
6863 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6864 (apply_inline): Turn into ....
6865 (inline_transform): ... this one.
6866 (inline_generate_summary): New function.
6867 (pass_apply_inline): Remove.
6868 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6870 (struct function): Add ipa_transforms_to_apply.
6871 * passes.c (register_one_dump_file): Work on IPA_PASS.
6872 (init_optimization_passes): Remove pass_inline_parameters and
6874 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6875 (execute_one_pass) ... here; apply transforms when possible.
6876 (add_ipa_transform_pass, execute_ipa_summary_asses,
6877 execute_one_ipa_transform_pass): New.
6878 (execute_ipa_pass_list): Update for IPA_PASS type.
6880 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6882 * config/i386/i386.c (ix86_builtin_type): Add
6883 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6884 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6885 (bdesc_args): Add SSE4a builtins.
6886 (ix86_init_mmx_sse_builtins): Updated.
6887 (ix86_expand_args_builtin): Likewise.
6888 (ix86_expand_builtin): Likewise.
6890 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6892 * config/i386/i386.c (ix86_builtin_type): Add
6893 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6894 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6895 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6896 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6897 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6898 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6899 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6900 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6901 and DI_FTYPE_DI_DI_INT.
6902 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6903 (ix86_init_mmx_sse_builtins): Updated.
6904 (ix86_expand_args_builtin): Likewise.
6905 (ix86_expand_builtin): Likewise.
6906 (ix86_expand_binop_imm_builtin): Removed.
6908 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6910 2008-04-30 Richard Guenther <rguenther@suse.de>
6912 PR tree-optimization/32921
6913 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6915 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6917 * config/arm/arm.c (arm_unwind_emit): Use
6918 crtl->all_throwers_are_sibcalls instead of
6919 cfun->all_throwers_are_sibcalls.
6920 (arm_output_fn_unwind): Likewise.
6921 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6922 instead of cfun->uses_pic_offset_table.
6923 (frv_expand_prologue): Likewise.
6924 (frv_frame_pointer_required): Likewise.
6925 (frv_expand_fdpic_call): Likewise.
6926 (frv_emit_movsi): Likewise.
6927 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6928 cfun->returns_pcc_struct instead of
6929 current_function_returns_pcc_struct.
6930 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6931 instead of cfun->calls_eh_return.
6932 (m32c_pushm_popm): Likewise.
6933 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6934 "extern" declaration.
6936 2008-04-30 Richard Guenther <rguenther@suse.de>
6938 PR tree-optimization/21636
6939 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6941 (evaluate_stmt): Print the likely value.
6942 (ccp_visit_stmt): Avoid excessive vertical spacing.
6944 2008-04-30 Rafael Espindola <espindola@google.com>
6946 * builtins.c (fold_call_expr): Return realret.
6947 * tree-ssa-threadedge.c
6948 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6949 __builtin_object_size.
6951 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6953 * gcc.c (wrapper_string): New variable.
6954 (insert_wrapper): New function.
6955 (execute): New option -wrapper.
6956 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6958 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6960 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6961 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6962 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6964 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6965 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6966 config/rs6000/e500crtres64gprctr.asm,
6967 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6968 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6969 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6970 config/rs6000/e500crtsav64gprctr.asm,
6971 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6972 config/rs6000/e500crtsavg64gprctr.asm: New files.
6973 * config/rs6000/t-ppccomm: Add build rules for new files.
6974 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6975 * config/rs6000/t-netbsd: Add build rules for new files.
6976 (LIB2FUNCS_STATIC_EXTRA): New variable.
6977 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6978 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6979 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6981 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6983 * config/i386/i386.c (ix86_builtin_type): Add
6984 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6985 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6986 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6987 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6988 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6989 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6990 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6991 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6992 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6993 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6994 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6995 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6996 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6997 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6998 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6999 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
7000 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
7001 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
7002 V1DI_FTYPE_V2SI_V2SI.
7003 (bdesc_2arg): Moved to ...
7005 (ix86_init_mmx_sse_builtins): Updated.
7006 (ix86_expand_args_builtin): Updated. Take a pointer
7007 to const struct builtin_description. Handle comparison
7009 (ix86_expand_sse_compare): Take a new argument for swapping operands.
7010 (ix86_expand_builtin): Updated.
7012 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
7013 (ssse3_pmaddubsw128): This.
7014 (ssse3_pmaddubswv4hi3): Renamed to ...
7015 (ssse3_pmaddubsw): This.
7017 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
7018 (__builtin_ia32_packssdw128): Likewise.
7019 (__builtin_ia32_packuswb128): Likewise.
7020 (__builtin_ia32_pmaddubsw): Likewise.
7021 (__builtin_ia32_pmaddubsw128): Likewise.
7023 2008-04-30 Richard Guenther <rguenther@suse.de>
7025 PR tree-optimization/14847
7026 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
7027 (recognize_bits_test): Use it.
7028 (recognize_single_bit_test): Likewise.
7030 2008-04-30 Martin Jambor <mjambor@suse.cz>
7032 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
7033 instead of setting number of formal parameters to zero.
7034 (ipcp_init_stage): Do not set the number of actual parameters to zero
7036 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
7037 which are called with variable number of arguments.
7038 (ipcp_insert_stage): Explicitely skipping all nodes which are
7039 called with variable number of arguments.
7040 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
7041 number of parameters.
7043 * ipa-prop.h (struct ipa_node_params): Added flag
7044 called_with_var_arguments
7045 (ipa_set_param_count): Added. Changed sole setter to use it.
7046 (ipa_get_param_count): Added. All readers of param_count
7047 converted to use it instead.
7048 (ipa_set_called_with_variable_arg): Added.
7049 (ipa_is_called_with_var_arguments): Added.
7050 (ipa_get_ith_param): Added. All readers of param_decls converted
7052 (ipa_set_cs_argument_count): Added, sole writer to argument_count
7054 (ipa_get_cs_argument_count): Added, all readers of argument_count
7056 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
7059 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
7060 (struct ipcp_lattice): Renamed cval_type to type
7061 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
7063 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
7064 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
7065 (ipcp_insert_stage): Changed the type of variable cvalue to tree
7066 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
7067 (build_const_val): Changed the type of parameter cvalue to tree
7068 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
7069 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
7071 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
7074 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
7075 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
7076 (ipa_add_method): Renamed to ipa_push_func_to_list
7077 (ipa_remove_method): Renamed to ipa_pop_func_from_list
7078 (ipa_callsite_param_count): Removed.
7079 (ipa_callsite_param_count_set): Removed.
7080 (ipa_callsite_param): Removed.
7081 (ipa_callsite_callee): Removed.
7082 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
7083 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
7084 (ipa_method_formal_count): Removed.
7085 (ipa_method_formal_count_set): Removed.
7086 (ipa_method_get_tree): Removed.
7087 (ipa_method_tree_map_create): Removed.
7088 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
7089 (ipa_create_param_decls_array): Creates the array itself
7090 (ipa_create_param_decls_array): Temporary variable info instead of
7092 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
7093 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
7094 (get_type): Removed.
7095 (ipa_jf_get_info_type): Removed.
7096 (ipa_node_create): Renamed to ipa_create_node_params
7097 (ipa_free): Renamed to ipa_free_all_node_params
7098 (ipa_nodes_create): Renamed to ipa_create_all_node_params
7099 (ipa_edges_create): Renamed to ipa_create_all_edge_args
7100 (ipa_edges_free): Renamed to ipa_free_all_edge_args
7101 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
7102 (ipa_free_all_node_params): Deallocation to jump_functions moved to
7103 ipa_free_all_edge_args
7104 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
7105 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
7106 (ipa_create_methodlist_node): Removed.
7107 (ipa_methodlist_method): Removed.
7108 (ipa_methodlist_method_set): Removed.
7109 (ipa_methodlist_next_method): Removed.
7110 (ipa_methodlist_next_method_set): Removed.
7111 (ipa_method_is_modified): Removed.
7112 (ipa_method_modify_create): Removed.
7113 (ipa_method_modify_init): Temporary variable info instead of a few
7115 (ipa_detect_param_modifications): Temporary variable info instead of
7117 (ipa_compute_jump_functions): Temporary variable info instead of
7119 (ipa_method_modify_set): Removed.
7120 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
7121 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
7122 than craph_node as the first parameter.
7123 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
7124 (ipa_method_modify_init): Removed.
7125 (ipa_compute_jump_functions): Added a temp variable instead of
7126 repeatadly dereferencing the cgraph_edge.aux pointer
7127 (ipa_callsite_param_set_type): Removed.
7128 (ipa_compute_jump_functions): i renamed to index and moved to
7130 (ipa_callsite_param_set_info_type_formal): Removed.
7131 (ipa_callsite_param_set_info_type): Removed.
7132 (ipa_callsite_param_map_create): Removed.
7133 (ipa_callsite_tree): Removed.
7134 (ipa_callsite_caller): Removed.
7135 (ipa_pop_func_from_list): return_method removed to return_func
7137 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
7138 prefixed all values with IPA_. Changed all users.
7139 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
7140 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
7141 and FORMAL_IPATYPE IPA_PASS_THROUGH.
7142 (union parameter_info): Renamed to jump_func_value.
7143 (union jump_func_value): Renamed value to constant
7144 (struct ipa_jump_func): Renamed info_type to value
7145 (struct ipa_node): Renamed to ipa_node_params
7146 (struct ipa_node_params): Renamed ipa_arg_num to param_count
7147 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
7148 (struct ipa_node_params): Renamed ipa_mod to modified_flags
7149 (struct ipa_edge): Renamed to ipa_edge_args
7150 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
7151 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
7152 (struct ipa_methodlist): Renamed to ipa_func_list
7153 (struct ipa_func_list): method_p renamed to node, next_method
7155 (ipa_methodlist_p): Removed, switched all users to struct pointer
7156 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
7158 2008-04-30 Alan Modra <amodra@bigpond.net.au>
7160 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
7161 (rs6000_emit_epilogue): Use backchain to restore only when we
7162 have a large frame. Make use of frame pointer to restore if we
7163 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
7165 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
7167 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7168 Add mode to zero_extract.
7169 (sign bit tests peepholes): (Ditto.).
7171 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
7173 * config/i386/i386.c (ix86_builtins): Replace Prescott New
7174 Instructions in comments with SSE3.
7175 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
7176 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
7177 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
7178 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
7179 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
7180 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
7181 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
7182 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
7183 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
7184 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
7185 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
7186 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
7187 (bdesc_sse_args): Renamed to ...
7188 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
7189 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
7190 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
7192 (bdesc_1arg): Moved to ...
7194 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
7195 Instructions in comments with SSE3.
7196 (ix86_expand_sse_operands_builtin): Renamed to ...
7197 (ix86_expand_args_builtin): This. Updated.
7198 (ix86_expand_unop1_builtin): Update comments.
7199 (ix86_expand_builtin): Updated.
7201 2008-04-29 Richard Guenther <rguenther@suse.de>
7203 PR tree-optimization/36078
7204 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
7205 Update virtual SSA form after cleaning up the CFG.
7207 2008-04-29 Richard Guenther <rguenther@suse.de>
7210 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
7212 2008-04-29 Richard Guenther <rguenther@suse.de>
7214 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
7215 (compute_may_aliases): Do not call finalize_ref_all_pointers.
7216 (compute_flow_insensitive_aliasing): Do not treat
7217 PTR_IS_REF_ALL pointers special.
7218 (get_smt_for): Likewise.
7219 (may_alias_p): Re-structure.
7220 (is_escape_site): A ref-all pointer conversion is not an escape site.
7221 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
7222 PTR_IS_REF_ALL pointers special.
7223 * tree-ssa-structalias.h (struct alias_info): Remove
7224 ref_all_symbol_mem_tag field.
7225 (PTR_IS_REF_ALL): Remove.
7227 2008-04-29 Richard Guenther <rguenther@suse.de>
7230 * fold-const.c (extract_muldiv_1): In combining division constants
7231 make sure to never overflow.
7233 2008-04-29 Nick Clifton <nickc@redhat.com>
7235 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
7237 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7240 * optc-gen.awk: Work around HP-UX/IA awk bug.
7242 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
7244 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
7247 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/i386.md
7251 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
7252 Change operand 1 predicate to nonimmediate_operand.
7254 2008-04-28 Jakub Jelinek <jakub@redhat.com>
7257 * dwarf2out.c (struct die_struct): Mark as chain_circular through
7259 * gengtype.c (walk_type, write_func_for_structure): Handle
7261 * doc/gty.texi: Document chain_circular.
7263 2008-04-28 Richard Guenther <rguenther@suse.de>
7265 PR tree-optimization/36066
7266 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
7269 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7272 * config/i386/i386.md
7273 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
7274 Use match_scratch instead of match_operand for operands 3 and 4.
7276 2008-04-27 Richard Guenther <rguenther@suse.de>
7278 PR tree-optimization/18754
7279 PR tree-optimization/34223
7280 * tree-pass.h (pass_complete_unrolli): Declare.
7281 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
7282 loop size before and after unconditionally of UL_NO_GROWTH in effect.
7283 Rewrite loop into loop closed SSA form if it is not already.
7284 (tree_unroll_loops_completely): Re-structure to iterate over
7285 innermost loops with intermediate CFG cleanups.
7286 Unroll outermost loops only if requested or the code does not grow
7288 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
7289 loops are available.
7290 (tree_vectorize): Instead do so here.
7291 (tree_complete_unroll): Also unroll outermost loops.
7292 (tree_complete_unroll_inner): New function.
7293 (gate_tree_complete_unroll_inner): Likewise.
7294 (pass_complete_unrolli): New pass.
7295 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
7296 uses outside of the loop.
7297 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
7298 form if it is available.
7299 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
7300 * passes.c (init_optimization_passes): Schedule complete inner
7301 loop unrolling pass before the first CCP pass after final inlining.
7303 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
7305 * targhooks.h (default_emutls_var_fields,
7306 default_emutls_var_init): Declare.
7307 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
7308 * target.h (struct gcc_target): Add struct emutls member.
7309 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
7310 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
7311 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
7312 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
7313 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
7314 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
7315 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
7316 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
7317 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
7318 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
7319 emit debug information.
7320 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
7321 * varasm.c: Include targhooks.h.
7322 (emutls_object_section, emutls_tmpl_section): New.
7323 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
7324 (EMUTLS_SEPARATOR): New.
7326 (get_emutls_object_name): New.
7327 (default_emutls_var_fields): New, broken out of ...
7328 (get_emutls_object_type): ... here. Adjust to use target hooks.
7329 (get_emutls_init_templ_addr): Adjust to use target hooks.
7330 (emutls_decl): Adjust to use target hooks.
7331 (emutls_finish): Likewise.
7332 (default_emutls_var_init): New, broken out of ...
7333 (assemble_variable): ... here. Adjust to use target hooks.
7334 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
7336 * c-common.c (handle_section_attribute): Prevent overriding
7337 sections for emulated tls with special sections.
7338 * config/i386/i386.c (x86_64_elf_select_section): Add
7339 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
7340 (x86_64_elf_unique_section): Likewise.
7341 * config/vxworks.c: Include tree.h.
7342 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
7343 (vxworks_override_options): Set TLS scheme.
7344 * doc/tm.texi (Emulated TLS): New node.
7346 2008-04-26 Simon Baldwin <simonb@google.com>
7349 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
7350 with propagated string constants.
7352 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
7354 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
7355 constraint for operand 2 when operand 0 is memory operand.
7356 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
7357 operand 0 is memory operand.
7358 (fix_trunc<mode>_i387_with_temp): Ditto.
7359 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
7360 operand 2 when operand 1 is memory operand.
7361 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
7362 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
7363 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
7364 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7365 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
7366 operands 2,3 and 4 when operand 1 is memory operand.
7367 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
7369 (fistdi2_floor_with_temp): Ditto.
7370 (fist<mode>2_floor_with_temp): Ditto.
7371 (fistdi2_ceil_with_temp): Ditto.
7372 (fist<mode>2_ceil_with_temp): Ditto.
7373 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
7375 2008-04-26 David Daney <ddaney@avtrex.com>
7377 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
7379 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
7380 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7381 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7382 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
7383 (compare_and_swap_12): New insn.
7384 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
7385 * config/mips/mips.c (mips_force_binary): New function.
7386 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
7387 (mips_expand_compare_and_swap_12): New function.
7388 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
7390 2008-04-25 Jan Hubicka <jh@suse.cz>
7393 * cfgexpand.c (pass_expand): Turn into RTL pass.
7394 * passes.c (execute_one_pass): Do pass typechecking after execution.
7395 * tree-pass.h (pass_expand): Turn into RTL pass.
7397 * function.h (struct rtl_data): Move here fields
7398 accesses_prior_frames, calls_eh_return, saves_all_registers,
7399 has_nonlocal_goto, has_asm_statement, is_thunk,
7400 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
7401 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
7402 arg_pointer_save_area_init from struct function; turn into bool.
7403 (struct function): Move
7404 calls_eh_return, saves_all_registers, has_nonlocal_goto,
7405 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
7406 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
7407 tail_call_emit, arg_pointer_save_area_init
7408 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
7409 (current_function_returns_struct, current_function_returns_pcc_struct,
7410 current_function_calls_setjmp, current_function_calls_alloca,
7411 current_function_accesses_prior_frames,
7412 current_function_calls_eh_return, current_function_is_thunk,
7413 current_function_stdarg, current_function_profile,
7414 current_function_limit_stack, current_function_uses_pic_offset_table,
7415 current_function_uses_const_pool, current_function_has_nonlocal_label,
7416 current_function_saves_all_registers,
7417 current_function_has_nonlocal_goto,
7418 current_function_has_asm_statement): Remove accesor macros.
7419 * ra-conflict.c (global_conflicts): Update.
7420 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
7421 (suitable_for_tail_call_opt_p): Update.
7422 * builtins.c (expand_builtin_return_addr): Update.
7423 (expand_builtin_setjmp_setup): Update.
7424 (expand_builtin_nonlocal_goto): Update.
7425 * final.c (final_start_function): Update.
7426 (profile_function): Update.
7427 (leaf_function_p): Update.
7428 (only_leaf_regs_used): Update.
7429 * df-scan.c (df_get_exit_block_use_set): Update.
7430 * dojump.c (clear_pending_stack_adjust): Update.
7431 * tree-stdarg.c (gate_optimize_stdarg): Update.
7432 * gimple-low.c (lower_function_body): Update.
7433 * global.c (compute_regsets): Update.
7434 (global_alloc): Update.
7435 * dwarf2out.c (dwarf2out_begin_prologue): Update.
7436 * expr.c (expand_assignment): Update.
7437 * dse.c (dse_step0): Update.
7438 (dse_step1): Update.
7439 * c-decl.c (store_parm_decls): Update.
7440 * local-alloc.c (combine_regs): Update.
7441 (find_free_reg): Update.
7442 * function.c (assign_parms_augmented_arg_list): Update.
7443 (assign_parm_find_data_types): Update.
7444 (assign_parms): Update.
7445 (allocate_struct_function): Update.
7446 (expand_function_start): Update.
7447 (expand_function_end): Update.
7448 (get_arg_pointer_save_area): Update.
7449 (thread_prologue_and_epilogue_insns): Update.
7450 (rest_of_match_asm_constraints): Update.
7451 * stor-layout.c (variable_size): Update.
7452 * gcse.c (gcse_main): Update.
7453 (bypass_jumps): Update.
7454 * gimplify.c (gimplify_function_tree): Update.
7455 * calls.c (emit_call_1): Update.
7456 (expand_call): Update.
7457 * bt-load.c (compute_defs_uses_and_gen): Update.
7458 * except.c (sjlj_assign_call_site_values): Update.
7459 (sjlj_emit_function_enter): Update.
7460 (can_throw_external): Update.
7461 (set_nothrow_function_flags): Update.
7462 (expand_builtin_unwind_init): Update.
7463 (expand_eh_return): Update.
7464 (convert_to_eh_region_ranges): Update.
7465 (output_function_exception_table): Update.
7466 * emit-rtl.c (gen_tmp_stack_mem): Update.
7467 * cfgexpand.c (expand_used_vars): Update.
7468 (tree_expand_cfg): Update.
7469 * cfgcleanup.c (rest_of_handle_jump): Update.
7470 * explow.c (allocate_dynamic_stack_space): Update.
7471 * varasm.c (assemble_start_function): Update.
7472 (force_const_mem): Update.
7473 (mark_constant_pool): Update.
7474 * tree-optimize.c (tree_rest_of_compilation): Update.
7475 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
7476 * tree-cfg.c (notice_special_calls): Update.
7477 (is_ctrl_altering_stmt): Update.
7478 (tree_can_make_abnormal_goto): Update.
7479 (tree_purge_dead_abnormal_call_edges): Update.
7480 * config/alpha/predicates.md: Update.
7481 * config/alpha/alpha.c (alpha_sa_mask): Update.
7482 (alpha_sa_size): Update.
7483 (alpha_does_function_need_gp): Update.
7484 (alpha_expand_prologue): Update.
7485 (alpha_start_function): Update.
7486 (alpha_output_function_end_prologue): Update.
7487 (alpha_expand_epilogue): Update.
7488 * config/frv/frv.c (frv_stack_info): Update.
7489 (frv_expand_epilogue): Update.
7490 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
7491 (s390_register_info): Update.
7492 (s390_frame_info): Update.
7493 (s390_init_frame_layout): Update.
7494 (s390_can_eliminate): Update.
7495 (save_gprs): Update.
7496 * config/spu/spu.c (spu_split_immediate): Update.
7497 (need_to_save_reg): Update.
7498 (spu_expand_prologue): Update.
7499 (spu_expand_epilogue): Update.
7500 * config/sparc/sparc.md: Update.
7501 * config/sparc/sparc.c (eligible_for_return_delay): Update.
7502 (sparc_tls_got): Update.
7503 (legitimize_pic_address): Update.
7504 (sparc_emit_call_insn): Update.
7505 (sparc_expand_prologue): Update.
7506 (output_return): Update.
7507 (print_operand): Update.
7508 (sparc_function_ok_for_sibcall): Update.
7509 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
7510 * config/m32r/m32r.md: Update.
7511 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
7512 (m32r_compute_frame_size): Update.
7513 (m32r_expand_prologue): Update.
7514 (m32r_expand_epilogue): Update.
7515 (m32r_legitimize_pic_address): Update.
7516 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
7517 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7518 * config/i386/i386.c (ix86_frame_pointer_required): Update.
7520 (ix86_save_reg): Update.
7521 (ix86_compute_frame_layout): Update.
7522 (ix86_expand_prologue): Update.
7523 (ix86_expand_epilogue): Update.
7524 * config/sh/sh.c (output_stack_adjust): Update.
7525 (calc_live_regs): Update.
7526 (sh5_schedule_saves): Update.
7527 (sh_expand_prologue): Update.
7528 (sh_expand_epilogue): Update.
7529 (sh_setup_incoming_varargs): Update.
7530 (sh_allocate_initial_value): Update.
7531 (sh_get_pr_initial_val): Update.
7532 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
7533 * config/sh/sh.md (label:): Update.
7534 * config/avr/avr.c (out_movhi_mr_r): Update.
7535 * config/crx/crx.h (enum): Update.
7536 * config/xtensa/xtensa.h (along): Update.
7537 * config/stormy16/stormy16.c Update.
7538 (xstormy16_compute_stack_layout): Update.
7539 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
7540 (fr30_expand_prologue): Update.
7541 * config/cris/cris.c (cris_conditional_register_usage): Update.
7542 (cris_reg_saved_in_regsave_area): Update.
7543 (cris_initial_frame_pointer_offset): Update.
7544 (cris_simple_epilogue): Update.
7545 (cris_expand_prologue): Update.
7546 (cris_expand_epilogue): Update.
7547 (cris_expand_pic_call_address): Update.
7548 (cris_asm_output_symbol_ref): Update.
7549 (cris_asm_output_label_ref): Update.
7550 * config/cris/cris.md Update.
7551 * config/iq2000/iq2000.c (compute_frame_size): Update.
7552 (iq2000_expand_epilogue): Update.
7553 * config/mt/mt.h (save_direction): Update.
7554 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7555 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7556 (ia64_secondary_reload_class): Update.
7557 * config/m68k/m68k.c (m68k_save_reg): Update.
7558 (m68k_expand_prologue): Update.
7559 (m68k_expand_epilogue): Update.
7560 (legitimize_pic_address): Update.
7561 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7562 (first_reg_to_save): Update.
7563 (first_altivec_reg_to_save): Update.
7564 (compute_vrsave_mask): Update.
7565 (compute_save_world_info): Update.
7566 (rs6000_stack_info): Update.
7567 (spe_func_has_64bit_regs_p): Update.
7568 (rs6000_ra_ever_killed): Update.
7569 (rs6000_emit_eh_reg_restore): Update.
7570 (rs6000_emit_allocate_stack): Update.
7571 (rs6000_emit_prologue): Update.
7572 (rs6000_emit_epilogue): Update.
7573 (rs6000_output_function_epilogue): Update.
7574 (output_profile_hook): Update.
7575 (rs6000_elf_declare_function_name): Update.
7576 * config/rs6000/rs6000.h (rs6000_args): Update.
7577 * config/rs6000/rs6000.md: Update.
7578 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7579 * config/arc/arc.c (arc_output_function_epilogue): Update.
7580 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7581 * config/darwin.c (machopic_function_base_name): Update.
7582 * config/score/score3.c (score3_compute_frame_size): Update.
7585 (score3_epilogue): Update.
7586 * config/score/score7.c (score7_compute_frame_size): Update.
7587 (score7_prologue): Update.
7588 (score7_epilogue): Update.
7589 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7590 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7591 * config/arm/arm.c (use_return_insn): Update.
7592 (require_pic_register): Update.
7593 (arm_load_pic_register): Update.
7594 (arm_compute_save_reg0_reg12_mask): Update.
7595 (arm_compute_save_reg_mask): Update.
7596 (thumb1_compute_save_reg_mask): Update.
7597 (output_return_instruction): Update.
7598 (arm_output_function_prologue): Update.
7599 (arm_output_epilogue): Update.
7600 (arm_get_frame_offsets): Update.
7601 (arm_expand_prologue): Update.
7602 (thumb_pushpop): Update.
7603 (thumb_exit): Update.
7604 (thumb1_expand_prologue): Update.
7605 (thumb1_expand_epilogue): Update.
7606 (arm_unwind_emit): Update.
7607 (arm_output_fn_unwind): Update.
7608 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
7609 * config/arm/arm.md: Update.
7610 * config/pa/pa.md: Update.
7611 * config/pa/pa.c (legitimize_pic_address): Update.
7612 (compute_frame_size): Update.
7613 (hppa_expand_prologue): Update.
7614 (hppa_expand_epilogue): Update.
7615 (borx_reg_operand): Update.
7616 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
7617 (HARD_REGNO_RENAME_OK): Update.
7618 * config/mips/mips.c (mips_global_pointer): Update.
7619 (mips_save_reg_p): Update.
7620 (mips_compute_frame_info): Update.
7621 (mips_frame_pointer_required): Update.
7622 (mips_expand_prologue): Update.
7623 (mips_expand_epilogue): Update.
7624 (mips_can_use_return_insn): Update.
7625 (mips_reorg_process_insns): Update.
7626 * config/v850/v850.c (compute_register_save_size): Update.
7627 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7628 * config/mmix/mmix.c (along): Update.
7629 (mmix_expand_epilogue): Update.
7630 * config/bfin/bfin.c (legitimize_pic_address): Update.
7631 (must_save_p): Update.
7632 (stack_frame_needed_p): Update.
7633 (add_to_reg): Update.
7634 (bfin_expand_prologue): Update.
7635 * stmt.c (expand_asm_operands): Update.
7636 * reload1.c (reload): Update.
7637 (init_elim_table): Update.
7639 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7641 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7643 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7645 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7646 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7647 (mov<mode>): Removed.
7648 (*movv4sf_internal): Likewise.
7649 (*movv2df_internal): Likewise.
7651 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7653 * config.gcc (crx-*-elf): Remove deprecation.
7655 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7657 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7658 __gcc_deregister_frame with atexit.
7659 (deregister_frame_dtor): Remove.
7661 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7662 Nathan Sidwell <nathan@codesourcery.com>
7664 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7666 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7667 (rs6000_isel): Likewise.
7668 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7669 (rs6000_isel): New variable.
7670 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7672 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7675 * c-common.c (handle_vector_size_attribute): Call
7676 lang_hooks.types.reconstruct_complex_type instead of
7677 reconstruct_complex_type.
7678 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7679 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7680 * langhooks.h (struct lang_hooks_for_types): Add
7681 reconstruct_complex_type hook.
7682 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7683 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7685 2008-04-24 Richard Guenther <rguenther@suse.de>
7687 * c-common.h (check_builtin_function_arguments): Declare.
7688 * c-common.c (validate_nargs): New function.
7689 (check_builtin_function_arguments): Likewise.
7690 * c-typeck.c (build_function_call): Call
7691 check_builtin_function_arguments.
7692 * builtins.c (fold_builtin_classify): Remove error reporting code.
7693 (fold_builtin_unordered_cmp): Likewise.
7694 (fold_builtin_1): Likewise.
7695 (fold_builtin_n): Likewise.
7697 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7699 PR tree-optimization/36008
7700 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7701 the original op1, rather than delta by step.
7703 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7704 Sebastian Pop <sebastian.pop@amd.com>
7706 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7707 eliminate_local_variables_stmt, eliminate_local_variables,
7708 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7709 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7710 of code delimited by two edges in the CFG.
7711 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7712 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7713 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7714 the case of parallelisation of reductions.
7715 (expr_invariant_in_region_p): New.
7717 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7718 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7720 2008-04-24 Ira Rosen <irar@il.ibm.com>
7721 Richard Guenther <rguenther@suse.de>
7723 PR tree-optimization/36034
7724 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7725 incapable of dealing with loads with gaps.
7727 2008-04-24 Rafael Espindola <espindola@google.com>
7729 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7730 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7731 vrp_evaluate_conditional.
7732 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7733 (vrp_evaluate_conditional): Split the cond argument.
7734 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7735 (simplify_stmt_for_jump_threading): Update call to
7736 vrp_evaluate_conditional.
7738 2008-04-24 Ira Rosen <irar@il.ibm.com>
7740 PR tree-optimization/35982
7741 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7742 interleaved data-refs are of the same type.
7744 2008-04-24 Danny Smith <dannysmith@users.net>
7746 * c-format.c (check_format_info_main): Use strncmp rather than a
7747 magic prefix to handle multichar length specs.
7748 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7749 Don't prefix "I64" and "I32" with '\0'.
7751 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7754 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7755 in registers for -m32 only if stdarg_p (fntype).
7757 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7759 PR rtl-optimization/36006
7760 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7761 temp to op0 in order to avoid invalid rtx sharing.
7763 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7765 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7766 check TREE_INVARIANT.
7767 * tree-gimple.c (is_gimple_address): New.
7768 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7769 * tree-gimple.h (is_gimple_address): New.
7770 * tree.h (decl_address_invariant_p): New.
7771 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7772 (build_string): Likewise.
7773 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7774 (tree_invariant_p_1): Likewise.
7775 (save_expr): Use it.
7776 (tree_invariant_p): New.
7777 (skip_simple_arithmetic): Use it.
7778 (stabilize_reference_1): Use it.
7779 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7781 (build1_stat): Drop code to compute TREE_INVARIANT.
7782 (build2_stat): Drop code to compute TREE_INVARIANT.
7783 (build3_stat): Drop code to compute TREE_INVARIANT.
7784 (build4_stat): Drop code to compute TREE_INVARIANT.
7785 (build5_stat): Drop code to compute TREE_INVARIANT.
7786 (build7_stat): Drop code to compute TREE_INVARIANT.
7787 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7788 * tree.h (struct tree_base): Remove invariant_flag.
7789 (TREE_INVARIANT): Remove.
7790 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7791 (fold_builtin_expect): Check TREE_CONSTANT.
7792 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7793 * c-tree.h (c_expr_to_decl): Drop third parameter.
7794 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7795 (build_c_cast): Don't set TREE_INVARIANT.
7796 (pop_init_level): Don't set TREE_INVARIANT.
7797 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7798 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7800 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7801 (gimplify_addr_expr): Adjust comment.
7802 * tree-mudflap.c (mf_build_string):
7803 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7804 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7805 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7806 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7807 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7808 * langhooks.h (struct lang_hooks): Drop third parameter from
7811 2008-04-23 Richard Guenther <rguenther@suse.de>
7813 PR tree-optimization/27799
7814 PR tree-optimization/32921
7815 PR tree-optimization/32624
7816 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7817 SMTs aliases and the tag itself into the solution.
7818 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7819 merge the points-to solution back into the SMT aliases.
7820 (may_alias_p): Use alias_set_subset_of instead of
7821 aliases_conflict_p. A pointer which points to
7822 memory with alias set zero may access any variable.
7824 2008-04-23 Richard Guenther <rguenther@suse.de>
7826 * alias.c (alias_set_subset_of): Correctly handle asking
7827 if zero is a subset of an alias set with zero child.
7828 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7829 (compute_flow_insensitive_aliasing): Correctly walk all
7830 pointers. Do not unnecessarily union sets.
7832 2008-04-23 Richard Guenther <rguenther@suse.de>
7835 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7837 2008-04-22 Tomas Bily <tbily@suse.cz>
7839 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7841 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7843 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7844 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7845 * tree-inline.c (estimate_num_insns_1): Likewise.
7846 * varasm.c (const_hash_1, compare_constant, copy_constant)
7847 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7848 * emit-rtl.c (component_ref_for_mem_expr)
7849 (set_mem_attributes_minus_bitpos): Likewise.
7850 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7851 (is_aligning_offset): Likewise.
7852 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7853 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7854 * dojump.c (do_jump): Likewise.
7855 * builtins.c (get_pointer_alignment, get_memory_rtx)
7856 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7857 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7859 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7861 PR rtl-optimization/36017
7862 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7863 expanding the library call.
7865 2008-04-22 Ian Lance Taylor <iant@google.com>
7867 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7870 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7872 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7873 of LR/CTR moves for Power6.
7875 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7878 * passes.c (init_optimization_passes): Remove
7879 pass_fast_rtl_byte_dce.
7881 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7884 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7885 builtin functions to generate faster code.
7886 (_mm_cvtpu16_ps): Ditto.
7887 (_mm_cvtpi32x2_ps): Ditto.
7889 2008-04-22 Nick Clifton <nickc@redhat.com>
7891 * common.opt (ftree-loop-distribution): Add Optimization
7894 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7895 (frv_expand_builtin_va_start): Likewise.
7897 * config/arm/arm.c (thumb_find_work_register): Fix location of
7898 argument register count.
7900 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7902 Support scheduling for ColdFire V1 and V3 microarchitecture.
7903 Improve scheduling of multiplication instructions.
7905 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7906 (mac): New instruction attribute.
7907 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7908 (m68k_sched_mac): New variable.
7909 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7910 Handle cfv1 and cfv3.
7911 (max_insn_size): New static variable.
7912 (struct _sched_ib): New type.
7913 (sched_ib): New static variable.
7914 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7915 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7916 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7918 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7919 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7920 new variables. Update.
7921 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7922 Add modeling of cfv3 instruction buffer. Update.
7923 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7924 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7925 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7926 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7927 a particular reservation applies to.
7928 (type2): Reorganize attribute values. Rename alu to alu_reg,
7929 alu_l to alu, move_l to omove. Join move to alu. Split mul
7931 (cf_ib_*): Simplify description of instruction buffer.
7932 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7933 (cf_mem): Split into cf_mem1 and cf_mem2.
7934 (cf_v2_move_??): Rename to cfv12_alu_??.
7935 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7936 (cf_v2_mul_??): Remove reservations.
7937 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7938 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7939 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7941 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7942 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7943 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7944 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7945 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7946 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7947 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7948 expansions of the above reservations for instructions of sizes
7951 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7953 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7955 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7957 * coverage.c: Include tree-pass.h.
7958 (coverage_counter_alloc): Print da_file_name to the dump file.
7960 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7962 * sbitmap.c (sbitmap_range_empty_p): New function.
7963 * sbitmap.h (sbitmap_range_empty_p): New function.
7964 * bitmap.h: Now includes obstack.h.
7966 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7967 Kenneth Zadeck <zadeck@naturalbridge.com>
7969 * dbgcnt.def (ra_byte_scan): Added.
7970 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7971 when the last hit happens for a counter.
7972 * timevar.def (TV_DF_BYTE_LR): New variable.
7973 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7974 * passes.c (pass_fast_rtl_byte_dce): New pass.
7975 * fwprop.c (update_df): Added mode to call df_ref_create.
7976 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7977 DF_REF_EXTRACT_OFFSET.
7978 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7979 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7981 (df_ref_extract): Added mode field.
7982 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7983 DF_REF_EXTRACT_OFFSET.
7984 (DF_REF_EXTRACT_MODE): New macro.
7985 (df_byte_lr_bb_info): New structure.
7986 (df_print_byte_regset, df_compute_accessed_bytes,
7987 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7988 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7989 df_byte_lr_simulate_uses,
7990 df_byte_lr_simulate_artificial_refs_at_top,
7991 df_byte_lr_simulate_artificial_refs_at_end,
7992 df_compute_accessed_bytes): New function.
7993 (df_ref_create): Add parameter.
7994 (df_byte_lr_get_bb_info): New inline function.
7995 * df-scan.c (df_ref_record, df_uses_record,
7996 df_ref_create_structure): Added mode parameter.
7997 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7998 df_defs_record, df_uses_record, df_get_conditional_uses,
7999 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
8000 df_entry_block_defs_collect, df_exit_block_uses_collect):
8001 Added mode parameter to calls to df_ref_record, df_uses_record,
8002 df_ref_create_structure.
8003 (df_ref_equal_p, df_ref_compare): Added test for modes.
8004 (df_ref_create_structure): Added code to set mode. Renamed
8005 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
8006 DF_REF_EXTRACT_OFFSET.
8007 * df-core.c (df_print_byte_regset): New function.
8008 * df-byte-scan.c: New file.
8009 * df-problems.c (df_rd_transfer_function): Removed unnecessary
8010 calls to BITMAP_FREE.
8011 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
8012 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
8013 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
8014 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
8015 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
8016 df_byte_lr_local_compute, df_byte_lr_init,
8017 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
8018 df_byte_lr_transfer_function, df_byte_lr_free,
8019 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
8020 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
8021 df_byte_lr_simulate_uses,
8022 df_byte_lr_simulate_artificial_refs_at_top,
8023 df_byte_lr_simulate_artificial_refs_at_end): New function.
8024 * dce.c (byte_dce_process_block): New function.
8025 (dce_process_block): au is now passed in rather than computed
8026 locally. Changed loops that look at artificial defs to not look
8027 for conditional or partial ones, because there never are any.
8028 (fast_dce): Now is able to drive byte_dce_process_block or
8029 dce_process_block depending on the kind of dce being done.
8030 (rest_of_handle_fast_dce): Add parameter to fast_dce.
8031 (rest_of_handle_fast_byte_dce): New function.
8032 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
8033 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
8035 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
8038 * gcc.h: Added fortran options that take arguments to
8039 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
8042 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
8044 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
8045 scalarization if on the LHS and not a full access.
8047 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8049 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
8051 2008-04-18 Rafael Espindola <espindola@google.com>
8053 * tree-vrp.c (find_case_label_index): Fix the binary search.
8054 (find_case_label_range): New.
8055 (vrp_visit_switch_stmt): Use find_case_label_range.
8056 (simplify_switch_using_ranges): Use find_case_label_range.
8058 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
8060 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
8061 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
8063 2008-04-18 Tom Tromey <tromey@redhat.com>
8066 * doc/cpp.texi (Implementation-defined behavior): Mention
8069 2008-04-18 Ian Lance Taylor <iant@google.com>
8071 * fold-const.c (pointer_may_wrap_p): New static function.
8072 (fold_comparison): Add another test for pointer overflow. Use
8073 pointer_may_wrap_p to disable some false positives.
8075 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
8077 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
8078 (fname_as_string): Match updated cpp_interpret_string prototype.
8079 (fix_string_type): Support char16_t* and char32_t*.
8080 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
8081 derivative) nodes. Register as builtin if C++0x.
8082 (c_parse_error): Support CPP_CHAR{16,32}.
8083 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
8084 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
8085 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
8086 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
8087 CTI_CHAR32_ARRAY_TYPE>: New elements.
8088 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
8089 char32_type_node, signed_char32_type_node, char16_array_type_node,
8090 char32_array_type_node): New defines.
8091 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
8092 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
8093 (lex_string): Support CPP_STRING{16,32}, match updated
8094 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
8095 (lex_charconst): Support CPP_CHAR{16,32}.
8096 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
8097 and CPP_STRING{16,32}.
8099 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
8102 * aclocal.m4: Regenerate.
8103 * configure: Regenerate.
8105 2008-04-18 Jan Hubicka <jh@suse.cz>
8107 * except.c (dw2_size_of_call_site_table,
8108 sjlj_size_of_call_site_table): Use vector API for call_site_record.
8110 * cgraphbuild.c (build_cgraph_edges): Update.
8111 * tree-pass.h: Update comment.
8112 * final.c (leaf_function_p): Update.
8113 (leaf_renumber_regs): Update.
8114 (rest_of_clean_state): Update.
8115 * omp-low.c (expand_omp_parallel): Update.
8116 * ipa-reference.c (analyze_function): Update.
8117 * reorg.c (find_end_label): Update.
8118 (optimize_skip): Update.
8119 (fill_simple_delay_slots): Update.
8120 (fill_simple_delay_slots): Update.
8121 (make_return_insns): Update.
8122 (dbr_schedule): Update.
8123 * gimple-low.c (record_vars_into): Update.
8124 * cfgbuild.c (make_edges): Update.
8125 * function.c (assign_stack_local): Update.
8126 (assign_parm_adjust_stack_rtl): Update.
8127 (locate_and_pad_parm): Update.
8128 (allocate_struct_function): Do not initialize stack_alignment_needed
8129 and preferred_stack_boundary here.
8130 (stack_protect_prologue): Update.
8131 (stack_protect_epilogue): Update.
8132 (expand_function_start): Initialize stack_alignment_needed,
8133 preferred_stack_boundary and max_jumptable_ents.
8134 (expand_function_end): Update.
8135 (free_after_compilation): Do not NULLify epilogue_delay_list.
8136 * function.h (struct rtl_data): Add stack_protect_guard,
8137 stack_alignment_needed,
8138 preferred_stack_boundary, epilogue_delay_list.
8139 (struct function): Remove value_histograms, stack_alignment_needed,
8140 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
8142 unexpanded_var_list, stack_protect_guard.
8143 (current_function_epilogue_delay_list): Remove.
8144 * ipa-type-escape.c (analyze_function): Update.
8145 * gimplify.c (pop_gimplify_context): Update comment.
8146 * calls.c (expand_call): Update.
8147 (emit_library_call_value_1): Update.
8148 * except.c (set_nothrow_function_flags): Update.
8149 * cfgexpand.c (get_decl_align_unit): Update.
8150 (create_stack_guard): Update.
8151 (estimated_stack_frame_size): Update.
8152 (expand_used_vars): Update.
8153 (tree_expand_cfg): Free histogram earliers, init expansion variables.
8154 * explow.c (allocate_dynamic_stack_space): Update.
8155 * tree-ssa-live.c (remove_unused_locals): Update.
8156 * varasm.c (mark_constant_pool): Update.
8157 * tree-inline.c (remap_decls): Update.
8158 (initialize_cfun): Update.
8159 (declare_return_variable): Update.
8160 (inline_forbidden_p): Update.
8161 (expand_call_inline): Update.
8162 (declare_inline_vars): Update.
8163 (tree_function_versioning): Update.
8164 * tree-flow.h (value_histograms): New.
8165 (VALUE_HISTOGRAMS): New macro.
8166 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
8168 * tree-cfg.c (set_bb_for_stmt): Update.
8169 (replace_by_duplicate_decl): Update.
8170 (move_block_to_fn): Update.
8171 (new_label_mapper): Update.
8172 (dump_function_to_file): Update.
8173 * ipa-struct-reorg.c (build_data_structure): Update.
8174 * cfgrtl.c (print_rtl_with_bb): Update.
8175 * reload1.c (reload): Update.
8177 * config/i386/i386.c (setup_incoming_varargs_64,
8178 ix86_compute_frame_layout): Update.
8179 * config/arc/arc.c (arc_output_function_epilogue): Update.
8181 2008-04-18 Marius Strobl <marius@FreeBSD.org>
8183 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
8184 for FreeBSD as well.
8185 * gthr-posix95.h: Likewise.
8187 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
8189 PR rtl-optimization/35838
8190 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
8191 out the byte offset of the first subreg.
8193 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
8195 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
8196 to split_ti instead of three separate calls with single member arrays.
8197 (subti3 splitter): Ditto.
8198 (adddi3 splitter): Ditto with split_di.
8199 (subdi3 splitter): Ditto.
8200 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
8201 two separate calls with single member arrays. Swap match_dup
8202 operands 1 and 2 to better fit into the array.
8203 (negdi2 splitter): Ditto with split_di.
8204 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
8205 two separate calls with single member arrays. Swap match_dup operands
8206 6 and 7 to better fit into the array.
8208 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
8210 * config/i386/i386.c (sse_builtin_type): New.
8211 (bdesc_sse_args): Likewise.
8212 (bdesc_sse_3arg): Removed.
8213 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8214 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
8215 IX86_BUILTIN_ROUNDPS.
8216 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
8217 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
8218 IX86_BUILTIN_ROUNDPS.
8219 (ix86_expand_sse_4_operands_builtin): Removed.
8220 (ix86_expand_sse_operands_builtin): New.
8221 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
8222 and CODE_FOR_sse4_1_roundps.
8223 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8224 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
8226 2008-04-17 Alan Modra <amodra@bigpond.net.au>
8229 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
8230 regs before frame pop when needed. If use_backchain_to_restore_sp
8231 then load backchain into a temp reg to restore vr and vrsave. Add
8232 code to restore vr after frame pop if possible.
8234 2008-04-17 Richard Guenther <rguenther@suse.de>
8236 * tree-vn.c (expressions_equal_p): Do not check type
8237 equality or compatibility before calling operand_equal_p.
8238 * fold-const.c (operand_equal_p): Check equivalence of
8239 integer constants before bailing out due to signedness or
8240 precision differences.
8241 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
8242 spurious differences in type qualification. Ignore types
8243 for COMPONENT_REFs at all.
8245 2008-04-17 Christian Bruel <christian.bruel@st.com>
8247 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
8248 msw_skip comparison.
8250 2008-04-16 Jakub Jelinek <jakub@redhat.com>
8253 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
8256 PR tree-optimization/35899
8257 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
8258 rather than TREE_OPERAND.
8260 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
8263 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
8264 temporary registers. Change operand predicate to general_operand.
8265 (remainderxf3): Ditto.
8267 2008-04-16 Richard Guenther <rguenther@suse.de>
8269 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
8270 * tree-affine.c (aff_combination_expand): Look through some
8273 2008-04-15 Doug Kwan <dougkwan@google.com>
8275 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
8277 * tree-pretty-print.c (dump_generic_node): Ditto.
8278 * final.c (output_addr_const): Ditto.
8279 * dwarf2out.c (output_cfi): Ditto.
8280 * c-pretty-print.c (pp_c_integer_constant): Ditto.
8281 * print-rtl.c (print_rtx): Ditto.
8282 * print-tree.c (print_node_brief, print_node): Ditto.
8283 * c-common.c (match_case_to_enum_1): Ditto.
8284 * sched-vis.c (print_value): Ditto.
8285 * config/i386/i386.c (print_operand): Cast to long unsigned int
8288 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
8289 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
8290 MS Windows VirtualProtect function.
8292 2008-04-15 Jan Hubicka <jh@suse.cz>
8294 * gengtype.c (write_root): Param_is argument is OK.
8295 * expr.c (expand_expr_real_1): Update call of get_exception_*.
8296 * function.h: Include varray.h
8297 (rtl_eh): New stucture based on except.c one.
8298 (call_site_record): New forward declaration and vector type.
8299 * calls.c (emit_call_1): Do not call
8300 note_current_region_may_contain_throw.
8301 * except.c (eh_status): Remove cur_region, try_region since they are
8303 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
8304 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
8305 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
8306 Remove call_site_data_used, call_site_data_size.
8307 Turn call_site_record into vector in function.h.
8308 (note_current_region_may_contain_throw): Remove.
8309 (get_exception_pointer, get_exception_filter): Do not take struct
8310 function argument; update.
8311 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
8312 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
8313 build_post_landing_pads, dw2_build_landing_pads,
8314 sjlj_assign_call_site_values, sjlj_mark_call_sites,
8315 sjlj_emit_function_enter, sjlj_emit_function_enter,
8316 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
8317 sjlj_build_landing_pads, finish_eh_generation,
8318 remove_exception_handler_label, remove_eh_handler,
8319 maybe_remove_eh_handler, add_reachable_handler,
8320 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
8321 add_action_record, collect_one_action_chain, add_call_site,
8322 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
8323 sjlj_output_call_site_table, output_function_exception_table,
8324 * except.h (note_current_region_may_contain_throw): Remove
8325 (get_exception_pointer, get_exception_filter): Do not take struct
8327 * Makefile.in (GTFILES): Put varargs before struct function.
8329 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8331 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
8332 punt for STRING_CST.
8333 (get_constraint_for): Deal with STRING_CST here instead.
8335 2008-04-15 Richard Guenther <rguenther@suse.de>
8337 * tree-ssa-propagate.c (substitute_and_fold): Substitute
8338 statements in a basic-block with a backward walk. Do not
8339 substitute into dead statements but instead remove those.
8341 2008-04-15 Richard Guenther <rguenther@suse.de>
8343 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
8344 to zero, thus disable creation of SFTs.
8346 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8348 * tree-predcom.c (suitable_reference_p): Return false if the
8349 reference can throw.
8351 2008-04-15 Jakub Jelinek <jakub@redhat.com>
8354 * c-decl.c (finish_decl): If extern or static var has variable
8355 size, set TREE_TYPE (decl) to error_mark_node.
8357 2008-04-15 Rafael Espindola <espindola@google.com>
8359 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
8362 2008-04-15 Richard Guenther <rguenther@suse.de>
8364 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8365 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
8366 (visit_reference_op_load): Do walk vuse-vdef chains on
8367 vn_reference_lookup.
8368 (visit_reference_op_store): But do not here.
8369 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
8370 vn_reference_lookup.
8371 (vn_lookup_with_vuses): But do so here.
8373 2008-04-14 Ian Lance Taylor <iant@google.com>
8375 * fold-const.c (fold_overflow_warning): Remove assertion.
8377 2008-04-15 Ben Elliston <bje@au.ibm.com>
8379 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
8380 temp1 local variables.
8382 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
8385 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
8386 ".text.unlikely" section as executable.
8388 2008-04-14 James E. Wilson <wilson@tuliptree.org>
8390 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8391 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
8392 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
8393 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
8394 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
8395 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
8396 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
8398 2008-04-14 Ian Lance Taylor <iant@google.com>
8400 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
8401 * fold-const.c (fold_comparison): If appropriate, test
8402 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
8403 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
8404 reassociating a pointer type.
8405 * doc/invoke.texi (Optimize Options): Document that
8406 -fstrict-overflow applies to pointer wraparound.
8408 2008-04-13 Jan Hubicka <jh@suse.cz>
8410 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
8412 2008-04-12 Andrew Pinski <pinskia@gmail.com>
8414 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
8415 we are going to "save the world".
8417 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
8419 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
8420 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
8421 operand 0 constraint, not "=".
8423 2008-04-11 James E. Wilson <wilson@tuliptree.org>
8425 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
8427 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8429 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
8430 of size of positions_needed * CHAR_BIT.
8432 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8435 * dse.c (store_info): Change positions_needed to unsigned
8437 (lowpart_bitmask): New.
8438 (record_store): Cast to unsigned HOST_WIDE_INT for
8439 positions_needed. Assert width <= size of positions_needed *
8440 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
8441 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
8442 lowpart_bitmask to set mask.
8444 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8446 * config/bfin/constraints.md: New file.
8447 * config/bfin/bfin.md: Include it.
8448 (adddi3): Use satisfies_constraint functions instead of the old macros.
8449 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
8450 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
8451 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
8452 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
8453 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
8454 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
8455 EXTRA_CONSTRAINT): Delete.
8456 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
8457 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
8459 * config/bfin/bfin.c: Include "tm-constrs.h".
8460 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
8461 Use satisfies_constraint functions instead of the old macros.
8462 * doc/md.texi (Blackfin Constraints): Update file name reference.
8464 2008-04-11 Richard Guenther <rguenther@suse.de>
8466 PR tree-optimization/35869
8467 * tree-vrp.c (execute_vrp): Move switch statement update after
8468 jump threading. Schedule another cfg cleanup run.
8470 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
8473 * attribs.c (decl_attributes): Return early on errorneous node.
8475 2008-04-10 Oleg Ryjkov <olegr@google.com>
8477 * tree.h (struct tree_base): Added a new flag default_def_flag.
8478 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
8480 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8482 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
8484 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8487 * pa.md: Define mode iterator P. Define mode attribute dwc.
8488 (dcacheflush): Update pattern to use iterator P and attribute dwc.
8489 (icacheflush): Likewise.
8490 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
8491 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
8493 2008-04-11 Ben Elliston <bje@au.ibm.com>
8495 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
8497 2008-04-10 Rafael Espindola <espindola@google.com>
8499 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
8500 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
8501 (extract_range_from_expr): The same.
8503 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8505 * config/mips/mips.md (GPR2): New mode iterator.
8507 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
8508 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
8509 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
8510 Rewrite these to take two modes, the mode of comparison and the
8511 mode of the destination.
8512 * config/mips/mips.c (mips_expand_scc): Instead of having
8513 paradoxical subreg as destination, expand "narrowing" scc if mode
8514 of comparison is SI and target is requested in DI mode.
8515 (mips_emit_int_order_test): Update comment. Make mode of
8516 comparison match CMP0 rather than TARGET. When creating inverse
8517 target use mode of TARGET.
8519 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8521 * gcov-dump.c (tag_summary): Only print summaries for the first
8522 GCOV_COUNTERS_SUMMABLE counters.
8524 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
8526 * config/i386/i386.md (absneg): New code iterator.
8527 (absnegprefix): New code attribute.
8528 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
8529 patterns using absneg code iterator.
8530 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
8531 using absneg code iterator.
8532 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
8533 *neg<mode>2 patterns using absneg code iterator.
8534 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8535 *negextendsfdf2 patterns using absneg code iterator.
8536 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
8537 *negextendsfxf2 patterns using absneg code iterator.
8538 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8539 *negextendsfdf2 patterns using absneg code iterator.
8540 * config/i386/sse.md (<code><mode>2): Macroize expander from
8541 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
8543 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
8545 * config/s390/s390.h: Remove the remains of the recent search
8546 & replace action of current_function_outgoing_args_size.
8548 2008-04-10 Ira Rosen <irar@il.ibm.com>
8550 PR tree-optimization/35821
8551 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8552 NEW_STMT_LIST is not NULL.
8554 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8557 * toplev.c (process_options): Remove -ffunction-sections debugging
8560 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8562 PR middle-end/PR28690
8563 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8564 than gen_rtx_fmt_ee to perform more canonicalizations.
8566 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8569 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8571 2008-04-09 Richard Guenther <rguenther@suse.de>
8573 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8574 (dump_function_to_file): Dump function arguments with types.
8576 2008-04-08 Richard Guenther <rguenther@suse.de>
8578 * fold-const.c (fold_widened_comparison): Do not allow
8579 sign-changes that change the result.
8581 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8584 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8585 kinds of indirect references.
8587 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8589 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8590 GNU Fortran language string.
8592 2008-04-08 Rafael Espindola <espindola@google.com>
8594 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8595 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8596 * tree.h (tree_call_nonnegative_warnv_p): New.
8598 2008-04-08 Jan Hubicka <jh@suse.cz>
8600 * function.c (free_after_compilation): Clear out regno_reg_rtx
8603 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
8606 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8608 PR middle-end/PR28690
8609 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
8610 same precedence as REG_POINTER and MEM_POINTER operands.
8612 2008-04-08 Richard Guenther <rguenther@suse.de>
8615 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
8616 for adding index to base.
8618 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
8620 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
8621 (MINGW_ENABLE_EXECUTE_STACK): New.
8622 (IN_LIBGCC2): For libgcc include windows.h file for
8623 function declarations.
8625 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8627 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8628 and tem2 if tem1 is not a REG or MULT.
8630 2008-04-08 Jan Hubicka <jh@suse.cz>
8632 * function.h (incomming_args): Break out of struct function.
8633 (function_subsections): Break out of struct function.
8634 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8635 return_rtx and hard_reg_initial_vals from struct function.
8636 Kill inl_max_label_num.
8637 (current_function_pops_args, current_function_args_info,
8638 current_function_args_size, current_function_args_size,
8639 current_function_pretend_args_size,
8640 current_function_outgoing_args_size,
8641 current_function_internal_arg_pointer, current_function_return_rtx):
8642 Kill compatibility accestor macros.
8643 * builtins.c (expand_builtin_apply_args_1): Update.
8644 (expand_builtin_next_arg): Update.
8645 * df-scan.c (df_get_call_refs): Update.
8646 * dbxout.c (dbxout_function_end): Update.
8647 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8648 (output_line_info): Update.
8649 (secname_for_decl): Update.
8650 (dwarf2out_var_location): Update.
8651 * function.c (free_after_compilation): Update.
8652 (assign_parm_find_stack_rtl): Update.
8653 (assign_parms): Update.
8654 (expand_dummy_function_end): Update.
8655 (expand_function_end): Update.
8656 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8657 (expand_call): Update.
8658 (emit_library_call_value_1): Update.
8659 (store_one_arg): Update.
8660 * varasm.c (initialize_cold_section_name): Update.
8661 (unlikely_text_section): Update.
8662 (unlikely_text_section_p): Update.
8663 (assemble_start_function): Update.
8664 (assemble_end_function): Update.
8665 (default_section_type_flags): Update.
8666 (switch_to_section): Update.
8667 * integrate.c (set_decl_abstract_flags): Update.
8668 (get_hard_reg_initial_val): Update.
8669 (has_hard_reg_initial_val): Update.
8670 (allocate_initial_values): Update.
8671 * resource.c (init_resource_info): Update.
8672 * config/alpha/alpha.c (NUM_ARGS): Update.
8673 (direct_return): Update.
8674 (alpha_va_start): Update.
8675 (alpha_sa_size): Update.
8676 (alpha_initial_elimination_offset): Update.
8677 (alpha_expand_prologue): Update.
8678 (alpha_start_function): Update.
8679 (alpha_expand_epilogue): Update.
8680 (unicosmk_initial_elimination_offset):
8681 * config/alpha/alpha.md (call expander): Update.
8682 * config/s390/s390.c (s390_register_info): Update.
8683 (s390_register_info): Update.
8684 (s390_frame_info): Update.
8685 (s390_initial_elimination_offset): Update.
8686 (s390_build_builtin_va_list): Update.
8687 (s390_va_start): Update.
8688 * config/spu/spu.c (direct_return): Update.
8689 (spu_expand_prologue): Update.
8690 (spu_initial_elimination_offset): Update.
8691 (spu_build_builtin_va_list): Update.
8692 (spu_va_start): Update.
8693 * config/sparc/sparc.c (sparc_init_modes): Update.
8694 (sparc_compute_frame_size): Update.
8695 (function_value): Update.
8696 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8697 * config/i386/i386.md (return expander): Update.
8698 * config/i386/i386.c (ix86_va_start): Update.
8699 (ix86_can_use_return_insn_p): Update.
8700 (ix86_compute_frame_layout): Update.
8701 (ix86_expand_epilogue): Update.
8702 * config/sh/sh.c (output_stack_adjust): Update.
8703 (calc_live_regs): Update.
8704 (sh_expand_prologue): Update.
8705 (sh_builtin_saveregs): Update.
8706 (sh_va_start): Update.
8707 (initial_elimination_offset): Update.
8708 (sh_allocate_initial_value): Update.
8709 (sh_function_ok_for_sibcall): Update.
8710 (sh_get_pr_initial_val): Update.
8711 * config/sh/sh.md (return expander): Update.
8712 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8713 * config/crx/crx.c (crx_compute_frame): UPdate.
8714 (crx_initial_elimination_offset): UPdate.
8715 * config/xtensa/xtensa.c (compute_frame_size): Update
8716 (xtensa_builtin_saveregs): Update.
8717 (xtensa_va_start): Update.
8718 (order_regs_for_local_alloc): Update.
8719 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8720 (xstormy16_expand_builtin_va_start): Update.
8721 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8722 * config/m68hc11/m68hc11.md (return expanders): Update.
8723 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8724 (expand_epilogue): Update.
8725 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8726 (cris_simple_epilogue): Update.
8727 (cris_expand_prologue): Update.
8728 (cris_expand_epilogue): Update.
8729 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8730 (compute_frame_size): Update.
8731 * config/mt/mt.c (mt_compute_frame_size): Update.
8732 * config/mn10300/mn10300.c (expand_prologue): Update.
8733 (expand_epilogue): Update.
8734 (initial_offset): Update.
8735 (mn10300_builtin_saveregs):
8736 * config/mn10300/mn10300.md (return expander): Update.
8737 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8738 (ia64_initial_elimination_offset): Update.
8739 (ia64_initial_elimination_offset): Update.
8740 (ia64_expand_prologue): Update.
8741 * config/m68k/m68k.md (return expander): Update.
8742 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8743 (rs6000_stack_info): Update.
8744 * config/mcore/mcore.c (layout_mcore_frame): Update.
8745 (mcore_expand_prolog): Update.
8746 * config/arc/arc.c (arc_compute_frame_size): Update.
8747 * config/score/score3.c (score3_compute_frame_size): Update.
8748 * config/score/score7.c (score7_compute_frame_size): Update.
8749 * config/arm/arm.c (use_return_insn): Update.
8750 (thumb_find_work_register): Update.
8751 (arm_compute_save_reg_mask): Update.
8752 (arm_output_function_prologue): Update.
8753 (arm_output_epilogue): Update.
8754 (arm_size_return_regs): Update.
8755 (arm_get_frame_offsets): Update.
8756 (arm_expand_prologue): Update.
8757 (thumb_exit): Update.
8758 (thumb_unexpanded_epilogue): Update.
8759 (thumb1_output_function_prologue): Update.
8760 * config/pa/pa.md (return expander): Update.
8761 * config/pa/pa.c (compute_frame_size): Update.
8762 (hppa_builtin_saveregs): Update.
8763 * config/mips/mips.c (mips_va_start): Update.
8764 (mips16_build_function_stub): Update.
8765 (mips_compute_frame_info): Update.
8766 (mips_restore_gp): Update.
8767 (mips_output_function_prologue): Update.
8768 (mips_expand_prologue): Update.
8769 * config/v850/v850.c (compute_frame_size): Update.
8770 (expand_prologue): * config/mmix/mmix.c (along): update.
8771 (mmix_initial_elimination_offset): update.
8772 (mmix_reorg): update.
8773 (mmix_use_simple_return): update.
8774 (mmix_expand_prologue): update.
8775 (mmix_expand_epilogue): Update.
8776 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8777 (emit_link_insn): Update.
8779 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8781 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8782 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8784 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8787 2008-04-07 Jan Hubicka <jh@suse.cz>
8789 * function.h (rtl): Rename to x_rtl.
8791 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8792 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8793 used_temp_slots avail_temp_slots, temp_slot_level,
8794 nonlocal_goto_handler_labels): Update accesstors.
8795 (rtl): New global variable.
8796 (struct function): Move some fileds to rtl_data.
8797 (get_arg_pointer_save_area): Update prototype.
8798 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8799 get_arg_pointer_save_area.
8800 * expr.c (init_expr): Update
8801 * function.c (get_frame_size): Update
8802 (assign_stack_local): Update
8803 (expand_function_end): Update.
8804 (get_art_pointer_save_area): Update
8806 * emit-rtl.c (rtl): Declare.
8807 (regno_reg_rtx): Declare.
8808 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8810 (gen_reg_rtx): Update.
8811 * varasm.c (n_deferred_constatns): Update accestor.
8812 (init_varasm_status): Do not allocate varasm_status.
8813 (force_const_mem, get_pool_size, output_constant_pool): Update.
8814 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8815 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8816 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8817 * sparc/sparc.h (INIT_EXPANDERS): Update.
8818 * ia64/ia64.h (INIT_EXPANDERS): Update.
8820 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8822 * reload.c (push_secondary_reload): Add missing break to for loop.
8824 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8826 PR middle-end/PR28690
8827 * rtlanal.c: Update copyright years.
8828 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8829 as REG_POINTER and MEM_POINTER operands.
8830 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8831 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8832 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8833 * gcse.c: Update copyright years.
8834 (pre_delete): Call gen_reg_rtx_and_attrs.
8835 (hoist_code): Likewise.
8836 (build_store_vectors): Likewise.
8837 (delete_store): Likewise.
8838 * loop-invariant.c (move_invariant_reg): Likewise.
8839 Update copyright years.
8841 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8843 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8844 control string instead of quoted.
8846 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8848 * doc/rtl.texi: Rewrite of subreg section.
8850 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8853 * config/i386/i386.c (legitimize_pic_address): Add treating
8854 of dllimport SYM_REF's.
8855 (legitimize_dllimport_symbol): Add prototype.
8857 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8859 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8860 reference in constructor with non self-referential type.
8862 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8864 Removal of Return with Depressed Stack Pointer support
8865 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8866 (ECF_SP_DEPRESSED): Likewise.
8867 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8868 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8869 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8870 (expand_call): Do not test ECF_SP_DEPRESSED.
8871 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8872 * function.c (keep_stack_depressed): Delete.
8873 (handle_epilogue_set): Likewise.
8874 (update_epilogue_consts): Likewise.
8875 (emit_equiv_load): Likewise.
8876 (thread_prologue_and_epilogue_insns): Remove support for Return with
8877 Depressed Stack Pointer.
8878 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8880 2008-04-06 Richard Guenther <rguenther@suse.de>
8882 PR tree-optimization/35400
8883 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8884 information from SSA_NAMEs.
8886 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8888 * config/avr/avr.h (avr_mega_p): Remove declaration.
8889 (AVR_MEGA): Remove macro.
8890 * config/avr/avr.c (avr_mega_p): Remove variable.
8891 (avr_override_options): Remove inicializion of avr_mega_p.
8892 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8893 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8894 (avr_jump_mode): (Ditto.).
8895 (avr_output_progmem_section_asm_op): (Ditto.).
8896 (avr_asm_init_sections): (Ditto.).
8897 (avr_asm_init_sections): (Ditto.).
8898 (avr_rtx_costs): (Ditto.).
8899 * config/avr/avr.md: (Ditto.).
8900 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8903 2008-04-06 Richard Guenther <rguenther@suse.de>
8905 PR tree-optimization/35842
8906 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8907 is_gimple_invariant_address.
8909 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8911 * gcc.c (default_compilers): Sync Fortran extensions list with
8912 that in fortran/lang-specs.h.
8913 * doc/invoke.texi: Likewise.
8914 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8915 * dwarf2out.c (gen_compile_unit_die): Likewise.
8917 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8919 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8921 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8924 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8925 attribute is used for nested functions.
8927 2008-04-05 Jan Hubicka <jh@suse.cz>
8929 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8931 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8933 (dump_files): Update.
8934 (enable_rtl_dump_file): Do not accept letter argument.
8935 * tree-pass.h (dump_file_info): Remove letter argument.
8936 * toplev.c (decode_d_option): Update -da handling.
8937 * toplev.h (enable_rtl_dump_file): Update prototype.
8938 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8939 it out based on pass type.
8940 (register_dump_files_1): Likewise.
8941 (init_optimization_passes): Update register_one_dump_file calls.
8942 (execute_one_pass): Sanity check that IPA passes are called at IPA
8943 level and RTL passes at RTL level.
8944 (execute_pass_list): IPA pass can not be after or subpass of
8946 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8947 disallov RTL subpasses of IPA subpasses.
8949 2008-04-05 Ben Elliston <bje@au.ibm.com>
8951 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8952 builtins that return exactly once and do not throw. Cache call to
8955 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8957 PR rtl-optimization/34916
8959 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8960 between instruction pairs.
8962 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8964 * doc/invoke.texi: Document -mbitops for SH.
8965 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8966 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8967 * config/sh/sh.c (print_operand): Add %t operand code.
8968 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8969 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8970 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8971 (extendqihi2): Likewise.
8972 (movqi_i): Likewise.
8973 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8974 (extv): Use bld instruction for SH2A if possible.
8976 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8977 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8978 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8979 (bset.b, bclr.b): Define peepholes.
8980 * config/sh/sh.opt (mbitops): New option.
8982 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8985 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8986 and view convert expression.
8988 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8991 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8993 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8995 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8997 * config/i386/cpuid.h (bit_AES): New.
8998 (bit_PCLMUL): Likewise.
9000 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
9001 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
9002 SSE2 if AES or PCLMUL is enabled.
9003 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
9004 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9005 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
9006 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
9007 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
9008 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
9009 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
9010 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
9011 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
9012 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
9013 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
9014 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
9015 __builtin_ia32_aeskeygenassist128 and
9016 __builtin_ia32_pclmulqdq128.
9017 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
9018 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
9019 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
9021 * config/i386/i386.h (TARGET_AES): New.
9022 (TARGET_PCLMUL): Likewise.
9023 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
9025 * config/i386/i386.md (UNSPEC_AESENC): New.
9026 (UNSPEC_AESENCLAST): Likewise.
9027 (UNSPEC_AESDEC): Likewise.
9028 (UNSPEC_AESDECLAST): Likewise.
9029 (UNSPEC_AESIMC): Likewise.
9030 (UNSPEC_AESKEYGENASSIST): Likewise.
9031 (UNSPEC_PCLMUL): Likewise.
9033 * config/i386/i386.opt (maes): New.
9034 (mpclmul): Likewise.
9036 * config/i386/sse.md (aesenc): New pattern.
9037 (aesenclast): Likewise.
9039 (aesdeclast): Likewise.
9041 (aeskeygenassist): Likewise.
9042 (pclmulqdq): Likewise.
9044 * config/i386/wmmintrin.h: New.
9046 * doc/extend.texi: Document AES and PCLMUL built-in function.
9048 * doc/invoke.texi: Document -maes and -mpclmul.
9050 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
9052 * function.c (free_after_parsing): Replace with
9053 cxx_push_function_context from C++ front-end.
9054 (allocate_struct_function): Don't call langhook.
9055 * langhooks.h (struct lang_hooks_for_functions): Delete.
9056 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
9058 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
9059 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
9060 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
9061 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
9062 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
9063 remove LANG_HOOKS_FUNCTION_INITIALIZER.
9064 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
9066 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
9067 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
9069 2008-04-04 Jakub Jelinek <jakub@redhat.com>
9072 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
9075 2008-04-04 Richard Guenther <rguenther@suse.de>
9078 * fold-const.c (optimize_minmax_comparison): Use the correct
9079 type for the constant in the simplified comparison.
9081 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
9083 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
9084 Pass L2 size as "--param l2-cache-size" to the compiler.
9085 (decode_l2_cache): New function to decode L2 cache parameters using
9086 0x8000006 extended cpuid function.
9087 (detect_caches_amd): Determine parameters of L2 cache using
9088 decode_l2_caches function.
9089 (decode_caches_intel): Decode L2 cache parameters.
9090 (detect_caches_intel): Determine L2 cache parameters using
9091 decode_caches_intel and decode_l2_caches functions.
9093 2008-04-03 Bob Wilson <bob.wilson@acm.org>
9095 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
9096 secondary input reload for subword loads from the constant pool.
9098 2008-04-03 Janis Johnson <janis187@us.ibm.com>
9101 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
9102 constants of the appropriate size for runtime calculations.
9105 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
9106 decimal-float literal constant zero.
9108 2008-04-03 Jakub Jelinek <jakub@redhat.com>
9111 * c-parser.c (c_parser_omp_atomic): Call
9112 default_function_array_conversion on the RHS.
9115 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
9116 call is_variable_sized if decl has incomplete type.
9118 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
9120 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
9122 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
9124 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
9126 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
9127 (sgt<u>): Merge sgt and sgtu into new expander.
9128 (sgt, sgtu): Remove expanders.
9129 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
9130 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
9131 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
9132 *sgtu_<mode>_mips16 into new pattern.
9133 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
9134 (sge<u>): Merge sge and sgeu into new expander.
9135 (sge, sgeu): Remove expanders.
9136 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
9138 (*sge_<mode>, second *sge_<mode>): Remove patterns.
9139 (slt<u>): Merge slt and sltu into new expander.
9140 (slt, sltu): Remove expanders.
9141 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
9142 (*slt_<mode>, *sltu_<mode>): Remove patterns.
9143 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
9144 *sltu_<mode>_mips16 into new pattern.
9145 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
9146 (sle<u>): Merge sle and sleu into new expander.
9147 (sle, sleu): Remove expanders.
9148 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
9149 (*sle_<mode>, *sleu_<mode>): Remove patterns.
9150 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
9151 *sleu_<mode>_mips16 into new pattern.
9152 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
9154 2008-04-03 Jan Hubicka <jh@suse.cz>
9156 PR tree-optimization/35795
9157 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
9158 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9159 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9160 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9161 * score/score3.c (score3_output_mi_thunk): Likewise.
9162 * score/score7.c (score7_output_mi_thunk): Likewise.
9163 * mips/mips.c (mips_output_mi_thunk): Likewise.
9165 2008-04-03 Richard Guenther <rguenther@suse.de>
9167 * tree-vrp.c (extract_range_from_unary_expr): Handle all
9168 conversions. Simplify code.
9170 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9172 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
9174 2008-04-03 Tom Tromey <tromey@redhat.com>
9175 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9177 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9178 * config/bfin/t-bfin-linux (generated_files): Add
9179 linux-sysroot-suffix.h.
9180 * doc/install.texi (Prerequisites): Require make 3.80.
9181 * doc/sourcebuild.texi (Front End Directory): Document new
9183 * Makefile.in (generated_files): New variable.
9184 (ALL_HOST_OBJS): New variable.
9185 ($(ALL_HOST_OBJS)): New target.
9187 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9189 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
9190 (remap_block): Call id->transform_lang_insert_block instead
9192 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
9193 Set id.transform_lang_insert_block to NULL.
9194 (clone_body): Move to cp/optimize.c
9195 * tree-inline.h (struct copy_body_data): Change
9196 transform_lang_insert_block to function pointer.
9197 (copy_generic_body, copy_decl_no_change): Export.
9198 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
9199 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
9200 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
9202 * c-tree.h (insert_block): Kill.
9203 * c-decl.c (insert_block): Kill.
9205 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9207 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9208 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9209 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
9211 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
9212 argument, call {push,pop}_function_context from here.
9213 * c-parser.c: Use c_{push,pop}_function_context.
9215 * function.c (push_function_context_to): Move meat ...
9216 (push_function_context): ... here. Simplify.
9217 * function.c (pop_function_context_from): Move meat ...
9218 (pop_function_context): ... here. Simplify.
9219 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
9221 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9222 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9223 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
9224 * tree.h (push_function_context_to, pop_function_context_from): Remove.
9226 2008-04-03 Ben Elliston <bje@au.ibm.com>
9228 * expmed.c (extract_force_align_mem_bit_field): Remove.
9230 2008-04-03 Richard Guenther <rguenther@suse.de>
9233 * expr.h (try_casesi): Adjust prototype.
9234 * expr.c (try_casesi): Take fallback label as extra parameter.
9235 Use that for gen_casesi if default_label is NULL.
9236 * stmt.c (expand_case): Pass fallback label to try_casesi,
9237 make sure to fill gaps with a fallback label if default_label
9240 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
9243 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
9245 2008-04-03 Ben Elliston <bje@au.ibm.com>
9247 * expmed.c (extract_split_bit_field): Remove if (0) code.
9248 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
9249 (do_ds_constraint): Likewise.
9251 2008-04-02 Joseph Myers <joseph@codesourcery.com>
9253 * doc/cppopts.texi (-dU): Document.
9254 * c-common.h (flag_dump_macros): Update comment.
9255 * c-opts.c (handle_OPT_d): Handle -dU.
9256 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
9257 dump_queued_macros, cb_used_define, cb_used_undef): New.
9258 (init_pp_output): Handle -dU.
9259 (cb_line_change): Call dump_queued_macros.
9260 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
9262 2008-04-02 Anatoly Sokolov <aesok@post.ru>
9264 * config/avr/predicates.md (io_address_operand): New predicate.
9265 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
9266 * config/avr/avr.c (avr_io_address_p): Remove function.
9267 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
9268 'avr_io_address_p' function.
9269 (out_movhi_r_mr): (Ditto.).
9270 (out_movqi_mr_r): (Ditto.).
9271 (out_movhi_mr_r): (Ditto.).
9272 (avr_address_cost): (Ditto.).
9274 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
9276 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
9277 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
9278 in 32bit mode when XMM registers are available to avoid store
9280 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
9281 corresponding post-reload splitters.
9283 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9285 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
9286 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
9287 __builtin_ia32_roundss.
9288 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
9289 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
9290 __builtin_ia32_roundss.
9291 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
9292 IX86_BUILTIN_SHUFPD here.
9294 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9296 * config/i386/i386.md (plogic): New.
9297 (plogicprefix): Likewise.
9299 * config/i386/mmx.md (mmx_<code><mode>3): New.
9300 (mmx_and<mode>3): Removed.
9301 (mmx_ior<mode>3): Likewise.
9302 (mmx_xor<mode>3): Likewise.
9304 * config/i386/sse.md (<code><mode>3): New.
9305 (*<code><mode>3): Likewise.
9306 (*<code><mode>3): Likewise.
9307 (<code><mode>3): Likewise.
9308 (*sse_<code><mode>3): Likewise.
9309 (*sse2_<code><mode>3): Likewise.
9310 (<code>tf3): Likewise.
9311 (*<code>tf3): Likewise.
9312 (and<mode>3): Likewise.
9313 (*and<mode>3): Likewise.
9314 (ior<mode>3): Removed.
9315 (*ior<mode>3): Likewise.
9316 (xor<mode>3): Likewise.
9317 (*xor<mode>3): Likewise.
9318 (*and<mode>3): Likewise.
9319 (*ior<mode>3): Likewise.
9320 (*xor<mode>3): Likewise.
9321 (and<mode>3): Likewise.
9322 (*sse_and<mode>3): Likewise.
9323 (*sse2_and<mode>3): Likewise.
9325 (*andtf3): Likewise.
9326 (ior<mode>3): Likewise.
9327 (*sse_ior<mode>3): Likewise.
9328 (*sse2_ior<mode>3): Likewise.
9330 (*iortf3): Likewise.
9331 (xor<mode>3): Likewise.
9332 (*sse_xor<mode>3): Likewise.
9333 (*sse2_xor<mode>3): Likewise.
9335 (*xortf3): Likewise.
9337 2008-04-02 Richard Guenther <rguenther@suse.de>
9339 PR tree-optimization/14495
9340 PR tree-optimization/34793
9341 * tree-vrp.c (struct switch_update): New structure.
9342 (to_remove_edges, to_update_switch_stmts): New VECs.
9343 (simplify_switch_using_ranges): New function. Remove not taken
9344 case labels and edges.
9345 (simplify_stmt_using_ranges): Call it.
9346 (identify_jump_threads): Mark edges we have queued for removal
9347 so we don't thread them.
9348 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
9350 * tree-cfg.c (group_case_labels): Deal with missing default label.
9351 (tree_verify_flow_info): Allow missing default label.
9352 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
9353 (emit_case_nodes): Likewise.
9354 (expand_case): Do not rely on the default label to be present.
9355 * expr.c (try_casesi): Deal with NULL default_label.
9356 (do_tablejump): Likewise.
9358 2008-04-02 Richard Guenther <rguenther@suse.de>
9360 PR tree-optimization/14495
9361 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
9362 SWITCH_EXPR here ...
9363 (vrp_visit_switch_stmt): ... but here (new function).
9364 (find_case_label_index): New helper function.
9365 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
9367 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9369 * fwprop.c: Fix ISO-C99ism.
9371 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9374 * Makefile.in (objdir): Set it here.
9375 * configure.ac: Not here. Find dynamic linker characteristics.
9376 * exec-tool.in: Use them.
9377 * aclocal.m4: Regenerate.
9378 * configure: Regenerate.
9380 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9382 * expr.c (expand_var): Delete it.
9383 * expr.h (expand_var): Delete prototype.
9384 * function.c (expand_function_start): Use expand_decl instead.
9385 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
9388 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
9390 PR rtl-optimization/35542
9391 * fwprop.c (forward_propagate_and_simplify): Replace
9392 loc_reg_mentioned_in_p with reg_mentioned_p.
9394 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9396 PR rtl-optimization/35281
9397 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
9398 (propagate_rtx_1): Handle PR_HANDLE_MEM.
9399 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
9400 (varying_mem_p): Move above propagate_rtx.
9401 (all_uses_available_at): Do not check MEMs.
9403 2008-04-02 Rafael Espindola <espindola@google.com>
9405 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
9406 (register_edge_assert_for_2): Split the cond argument.
9407 (register_edge_assert_for_1): Adjust for the change in
9408 register_edge_assert_for_2.
9409 (register_edge_assert_for): Split the cond argument.
9410 (find_switch_asserts): Adjust for the change in
9411 register_edge_assert_for.
9413 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
9415 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
9416 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
9417 offsets for 64-bit mingw.
9418 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
9419 abi for x86_64-pc-mingw.
9421 2008-04-02 Richard Guenther <rguenther@suse.de>
9423 * tree-vrp.c (extract_range_from_assert): Make sure to not
9424 produce range min/max with TREE_OVERFOW set.
9425 If merging a anti-range and a range keep the anti-range if
9426 the range covers all values of the type.
9427 (register_edge_assert_for_2): Only allow sign-changing
9428 conversions in detecting canonical range checks. Also
9429 register an assert for the unsigned name if useful.
9431 PR tree-optimization/35787
9432 * tree-vrp.c (vrp_val_max): New function.
9433 (vrp_val_min): Likewise.
9434 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
9435 (vrp_val_is_min): Likewise.
9436 (supports_overflow_infinity): Use vrp_val_{min,max}.
9437 (negative_overflow_infinity): Likewise.
9438 (positive_overflow_infinity): Likewise.
9439 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
9440 (is_positive_overflow_infinity): Likewise.
9441 (is_overflow_infinity): Likewise.
9442 (avoid_overflow_infinity): Use vrp_val_{min,max} and
9443 vrp_val_is_{min,max}.
9444 (set_and_canonicalize_value_range): Canonicalize anti-ranges
9445 to ranges if possible. Avoid empty ranges.
9447 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9450 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
9451 the expression is a function address.
9453 2008-04-01 George Helffrich <george@gcc.gnu.org>
9455 PR fortran/35154, fortran/23057
9456 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
9457 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
9458 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
9459 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
9461 (dbxout_syms): Check for COMMON-based symbol and wrap in
9462 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
9463 in bracket for efficiency.
9465 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
9466 using DW_TAG_common_block + member offset.
9467 (add_pubname_string): New function.
9468 (dw_expand_expr): New function to find block name and offset for
9470 (common_check): New function to check whether symbol in Fortran COMMON.
9471 (gen_variable_die): If COMMON, use DW_TAG_common_block.
9473 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
9476 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
9478 2008-04-02 Ben Elliston <bje@au.ibm.com>
9480 * config/v850/v850.md (casesi): Remove if (0) code.
9481 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9482 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9484 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
9486 * config/i386/i386.md (rex64suffix): New mode attribute.
9487 (floathi<mode>2): Disable expander for SSE math.
9488 (*floathi<mode>2_1): New insn insn_and_split pattern.
9489 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
9490 corresponding post-reload splitters.
9491 (*floathi<mode>2_i387): New macroized insn pattern.
9492 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
9493 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
9494 insn_and_split pattern.
9495 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
9496 New macroized instruction patterns and corresponding post-reload
9498 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
9499 and corresponding post-reload splitters.
9500 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
9501 New macroized instruction patterns.
9502 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
9503 macroized instruction patterns and corresponding post-reload splitters.
9504 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
9505 corresponding post-reload splitters.
9506 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
9507 New macroized instruction patterns.
9508 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
9509 corresponding post-reload splitters.
9510 (*floatsi<mode>2_i387): New macroized instruction patterns.
9512 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
9514 * config/i386/i386.md (smaxmin): New.
9515 (umaxmin): Likewise.
9516 (maxminiprefix): Likewise.
9517 (maxminfprefix): Likewise.
9518 (<code><mode>3): Likewise.
9519 (smin<mode>3): Removed.
9520 (smax<mode>3): Likewise.
9522 * config/i386/mmx.md (mmx_<code>v2sf3): New.
9523 (mmx_<code>v4hi3): Likewise.
9524 (mmx_<code>v8qi3): Likewise.
9525 (mmx_smaxv2sf3): Removed.
9526 (mmx_sminv2sf3): Likewise.
9527 (mmx_umaxv8qi3): Likewise.
9528 (mmx_smaxv4hi3): Likewise.
9529 (mmx_uminv8qi3): Likewise.
9530 (mmx_sminv4hi3): Likewise.
9532 * config/i386/sse.md (<addsub><mode>3): New.
9533 (*<addsub><mode>3): Likewise.
9534 (<sse>_vm<addsub><mode>3): Likewise.
9535 (<maxmin><mode>3): Likewise.
9536 (*<maxmin><mode>3_finite): Likewise.
9537 (*<maxmin><mode>3): Likewise.
9538 (<sse>_vm<maxmin><mode>3): Likewise.
9539 (sse3_h<addsub>v4sf3): Likewise.
9540 (sse3_h<addsub>v2df3): Likewise.
9541 (<maxmin>v16qi3): Likewise.
9542 (*<maxmin>v16qi3): Likewise.
9543 (<maxmin>v8hi3): Likewise.
9544 (*<maxmin>v8hi3): Likewise.
9545 (*sse4_1_<maxmin><mode>3): Likewise.
9546 (*sse4_1_<maxmin><mode>3): Likewise.
9547 (add<mode>3): Removed.
9548 (*add<mode>3): Likewise.
9549 (<sse>_vmadd<mode>3): Likewise.
9550 (sub<mode>3): Likewise.
9551 (*sub<mode>3): Likewise.
9552 (<sse>_vmsub<mode>3): Likewise.
9553 (smin<mode>3): Likewise.
9554 (*smin<mode>3_finite): Likewise.
9555 (*smin<mode>3): Likewise.
9556 (<sse>_vmsmin<mode>3): Likewise.
9557 (smax<mode>3): Likewise.
9558 (*smax<mode>3_finite): Likewise.
9559 (*smax<mode>3): Likewise.
9560 (<sse>_vmsmax<mode>3): Likewise.
9561 (sse3_haddv4sf3): Likewise.
9562 (sse3_haddv2df3): Likewise.
9563 (sse3_hsubv4sf3): Likewise.
9564 (sse3_hsubv2df3): Likewise.
9565 (umaxv16qi3): Likewise.
9566 (*umaxv16qi3): Likewise.
9567 (smaxv8hi3): Likewise.
9568 (*smaxv8hi3): Likewise.
9569 (*sse4_1_smax<mode>3): Likewise.
9570 (*sse4_1_umax<mode>3): Likewise.
9571 (uminv16qi3): Likewise.
9572 (*uminv16qi3): Likewise.
9573 (sminv8hi3): Likewise.
9574 (*sminv8hi3): Likewise.
9575 (*sse4_1_smin<mode>3): Likewise.
9576 (*sse4_1_umin<mode>3): Likewise.
9578 2008-04-01 Rafael Espindola <espindola@google.com>
9580 * tree-cfg.c (verify_expr): remove in_phi.
9581 (verify_stmt): Don't call walk_tree with verify_expr. Use
9582 is_gimple_min_invariant instead of is_gimple_val.
9584 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9586 * doc/include/gpl_v3.texi: Update for manpage generation.
9587 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9589 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9590 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9591 gpl_v3.texi instead of gpl.texi.
9594 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9597 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9599 2008-04-01 Rafael Espindola <espindola@google.com>
9601 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
9602 (extract_code_and_val_from_cond): Use
9603 extract_code_and_val_from_cond_with_ops.
9605 2008-04-01 Jan Hubicka <jh@suse.cz>
9607 * function.c (free_after_compilation): Free epilogue_delay_list.
9608 (prepare_function_start): Assert that previous compilation was freed.
9610 2008-04-01 Jan Hubicka <jh@suse.cz>
9611 Jim Wilson <wilson@tuliptree.org>
9612 Andreas Tobler <andreast@gcc.gnu.org>
9615 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
9616 rtl.emit instead cfun->emit.
9617 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
9618 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
9620 2008-04-01 Ben Elliston <bje@au.ibm.com>
9622 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9624 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9626 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9628 (fprofile-use): Add var flag_profile_use
9629 * coverage.c (coverage_begin_output): Do not open a gcno file for
9630 output only if -ftest-coverage is set.
9631 Do not add getpwd() to gcda file path.
9632 (build_gcov_info): Check the new flag
9633 flag_profile_datafile_relative_path.
9634 (coverage_init): Use profile_data_prefix.
9635 Read profile counter only if flag_profile_use is set.
9636 * opts.c (common_handle_option): New option fprofile-use=,
9637 fprofile-dir=, fprofile-generate=.
9638 * toplev.c (profile_data_prefix): New variable definition.
9639 * toplev.h (profile_data_prefix): New declaration.
9640 * doc/invoke.tex (Option Summary, Optimization Options):
9643 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9645 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9646 use tmp consistently.
9649 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9650 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9651 UNSPEC_FR_RECIP_APPROX_RES.
9652 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9654 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9657 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9659 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9662 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9663 element of the vector via a pointer.
9665 2008-03-31 Ian Lance Taylor <iant@google.com>
9667 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9669 2008-03-31 Jan Hubicka <jh@suse.cz>
9671 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9672 get_arg_pointer_save_area.
9673 * expr.c (init_expr): Just clear out rtl.expr.
9674 * function.c (free_after_compilation): Clear out whole RTL structure.
9675 (get_func_frame_size): Merge into ...
9676 (get_frame_size): ... this one.
9677 (assign_stack_local_1): Merge into ...
9678 (assign_stack_local): ... this one.
9679 (expand_function_end): Update call of get_arg_pointer_save_area.
9680 (get_art_pointer_save_area): Remove cfun argument.
9681 * function.h (emit_status): regno_pointer_align does not need length
9682 attribute. Move x_regno_reg_rtx to ...
9683 (regno_reg_rtx): ... new global array.
9684 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9685 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9686 apply_args_value, forced_labels, stack_pointer_delta):
9688 (struct varasm_status): Move here from varasm.c
9689 (struct rtl_data): New. Move here some fields from struct function.
9690 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9691 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9692 used_temp_slots avail_temp_slots, temp_slot_level,
9693 nonlocal_goto_handler_labels): Update accesstors.
9694 (rtl): New global variable.
9695 (struct function): Move some fileds to rtl_data.
9696 (get_arg_pointer_save_area): Update prototype.
9697 * emit-rtl.c (rtl): Declare.
9698 (regno_reg_rtx): Declare.
9699 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9701 (gen_reg_rtx): Update.
9702 (init_virtual_regs): Do not tate emit_status argument.
9703 (init_emit): Do not allocate emit.
9704 * varasm.c (varasm_statuc): Move to function.h.
9705 (n_deferred_constatns): Update accestor.
9706 (init_varasm_status): Do not allocate varasm_status.
9707 (force_const_mem, get_pool_size, output_constant_pool): Update.
9708 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9709 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9711 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9713 PR rtl-optimization/35729
9714 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9717 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9720 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9721 load/store if memory is unaligned.
9722 (*movti_rex64): Likewise.
9724 * config/i386/predicates.md (misaligned_operand): New.
9726 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9729 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9732 2008-03-31 Jan Beulich <jbeulich@novell.com>
9734 * config/ia64/constraints.md: Add 'j' constraint.
9735 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9736 (movdi_internal): Likewise.
9738 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9741 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9743 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9746 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9747 proper error message for the third argument on blendpd and
9750 * config/i386/sse.md (blendbits): New.
9751 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9753 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9755 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9757 2008-03-30 Richard Guenther <rguenther@suse.de>
9760 * fold-const.c (fold_sign_changed_comparison): Do leave
9761 conversions to base-types alone.
9763 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9765 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9766 the link register if one altivec register is be saved.
9768 2008-03-30 Ben Elliston <bje@au.ibm.com>
9770 * final.c (final_scan_insn): Remove if (0) code.
9772 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9774 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9776 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9778 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9779 of V4SFmode to ix86_binary_operator_ok.
9781 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9783 * config/i386/i386.c (override_options): Initialize
9784 ix86_veclib_handler to ix86_veclibabi_svml when
9785 -mveclibabi=svml is used.
9786 (ix86_veclibabi_svml): New function for SVML ABI style
9787 vectorization support.
9788 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9790 2008-03-28 Rafael Espindola <espindola@google.com>
9792 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9793 (tree_binary_nonnegative_warnv_p): Make it public.
9794 (tree_single_nonnegative_warnv_p): Make it public.
9795 (tree_invalid_nonnegative_warnv_p): Make it public.
9796 (tree_unary_nonzero_warnv_p): Make it public.
9797 (tree_binary_nonzero_warnv_p): Make it public
9798 (tree_single_nonzero_warnv_p): Make it public.
9799 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9800 (extract_range_from_binary_expr): Split the expr argument.
9801 (extract_range_from_unary_expr): Split the expr argument.
9802 (extract_range_from_comparison): Split the expr argument.
9803 (extract_range_from_expr): Use the new aux functions.
9804 (vrp_evaluate_conditional_warnv): Use
9805 vrp_evaluate_conditional_warnv_with_ops.
9806 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9807 (tree_binary_nonzero_warnv_p): Declare.
9808 (tree_single_nonzero_warnv_p): Declare.
9809 (tree_expr_nonzero_warnv_p): Declare.
9810 (tree_unary_nonnegative_warnv_p): Declare.
9811 (tree_binary_nonnegative_warnv_p): Declare.
9812 (tree_single_nonnegative_warnv_p): Declare.
9813 (tree_invalid_nonnegative_warnv_p): Declare.
9815 2008-03-28 Richard Guenther <rguenther@suse.de>
9817 PR tree-optimization/30317
9818 PR tree-optimization/30911
9819 PR tree-optimization/34793
9820 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9821 (struct assert_locus_d): New member EXPR.
9822 (register_new_assert_for): Add EXPR parameter to support
9823 ASSERT_EXPR <name, expr OP limit>.
9824 (register_edge_assert_for_1): Adjust callers.
9825 (find_assert_locations): Likewise.
9826 (process_assert_insertions_for): Build condition from expression.
9827 (extract_range_from_assert): Handle ASSERT_EXPRs
9828 of the form ASSERT_EXPR <name, expr OP limit>.
9829 (register_edge_assert_for_2): New helper registering
9830 asserts for comparisons. Recognize range tests of the form
9831 (unsigned)i - CST1 OP CST2.
9832 (register_edge_assert_for_1): Use it.
9833 (register_edge_assert_for): Likewise.
9834 (needs_overflow_infinity): Integer sub-types
9835 do not need overflow infinities.
9836 (vrp_val_is_max): The extreme values of integer sub-types
9837 are those of the base type.
9838 (vrp_val_is_min): Likewise.
9839 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9842 2008-03-28 Nick Clifton <nickc@redhat.com>
9845 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9846 Return GENERAL_REGS for stack adjustment reloads.
9848 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9851 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9852 const_vector when all the vectors are constant.
9854 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9856 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9858 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9859 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9861 (s<code>_sf): Use new scc_sf attribute for opcode names.
9863 2008-03-27 Tom Tromey <tromey@redhat.com>
9865 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9866 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9867 config/spu/t-spu-elf, config/i386/t-interix,
9868 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9869 config/i386/x-darwin, config/i386/x-mingw32,
9870 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9871 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9872 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9873 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9874 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9875 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9876 config/score/t-score-elf, config/arm/t-strongarm-pe,
9877 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9878 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9879 Revert automatic dependency patch.
9881 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9884 * config/i386/i386.c (ix86_function_arg_boundary): Align
9885 decimal floating point to its natural boundary.
9887 2008-03-27 Richard Guenther <rguenther@suse.de>
9890 * fold-const.c (fold_comparison): Restrict distinct decl
9891 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9892 solely rely on operand_equal_p.
9894 2008-03-27 Richard Guenther <rguenther@suse.de>
9897 * c-common.c (handle_weak_attribute): Reject combination of
9900 2008-03-27 Richard Guenther <rguenther@suse.de>
9902 PR tree-optimization/32810
9903 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9904 conversions from DECL_INITIAL.
9905 (fold_const_aggregate_ref): Likewise from constructor elements.
9907 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9909 * tree-affine.h (aff_combination_expand): Declare.
9910 (get_inner_reference_aff): Likewise.
9911 * tree-affine.c (aff_combination_expand): Split out from
9912 tree_to_aff_combination_expand.
9913 (get_inner_reference_aff): New function.
9914 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9915 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9916 (struct lim_aux_data): sm_done field removed.
9917 (mem_ref_loc_p, mem_ref_locs_p): New types.
9918 (struct mem_ref): Added id, stored, accesses_in_loop,
9919 indep_loop, dep_loop, indep_ref, dep_ref fields.
9920 Removed is_stored, locs and next fields.
9921 (memory_accesses): New variable.
9922 (movement_possibility): Do not allow moving statements
9923 that store to memory.
9924 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9926 (determine_max_movement): For statements with memory references,
9927 find the outermost loop in that the reference is independent.
9928 (move_computations_stmt): Mark the virtual operands for renaming.
9929 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9930 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9931 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9932 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9933 create_vop_ref_mapping, analyze_memory_references,
9934 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9935 get_all_locs_in_loop, ref_always_accessed_p,
9936 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9937 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9938 store_motion_loop, store_motion): New functions.
9939 (struct vop_to_refs_elt): New type.
9940 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9941 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9942 (schedule_sm): Replaced by...
9943 (execute_sm): ... this.
9944 (determine_lsm_ref, hoist_memory_references,
9945 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9946 find_more_ref_vops, free_mem_ref, free_mem_refs,
9947 determine_lsm_loop, determine_lsm): Removed.
9948 (tree_ssa_lim_finalize): Free data structures used by store motion.
9949 (tree_ssa_lim): Call analyze_memory_references. Use
9950 store_motion instead of determine_lsm.
9952 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9954 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9955 rename tmake_file to m68hc11/t-m68hc11.
9956 (mcore): Set inhibit_libc to true.
9957 * config.host (alpha*-dec-*vms*): Set extra_programs.
9958 (interix3*): Don't use host_xmake_file.
9959 * configure.ac: Let config.gcc override inhibit_libc.
9960 * configure: Regenerate.
9962 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9963 * config/t-openbsd-thread: Remove commented out lines.
9965 * config/x-interix: Remove.
9967 * config/m68hc11/t-m68hc11-gas: Rename to...
9968 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9970 * config/mcore/t-mcore: Remove T_CFLAGS.
9971 * config/mcore/t-mcore-pe: Likewise.
9973 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9975 * configure.ac: Replace custom __GNU_SOURCE test with
9976 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9977 * aclocal.m4: Regenerate.
9978 * configure: Regenerate.
9979 * config.in: Regenerate.
9981 2008-03-27 Richard Guenther <rguenther@suse.de>
9983 * fold-const.c (target.h): Include.
9984 (fold_comparison): Fold comparison of addresses of decls
9985 that bind locally or of constants. Consolidate address folding code.
9986 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9987 results from fold_binary_to_constant.
9988 (compare_values_warnv): Likewise.
9990 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9993 * fold-const.c (fold_truthop): Check for integeral types when folding
9994 a == 0 && b == 0 and a != 0 || b != 0 .
9996 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9998 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
10000 2008-03-26 Andreas Schwab <schwab@suse.de>
10002 * doc/invoke.texi: Fix use of @item vs. @itemx.
10004 2008-03-26 Tom Tromey <tromey@redhat.com>
10006 * Makefile.in (build/gensupport.o, build/print-rtl.o,
10007 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
10008 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
10009 build/gencodes.o, build/genconditions.o, build/genconfig.o,
10010 build/genconstants.o, build/genemit.o, build/genextract.o,
10011 build/genflags.o, build/genmddeps.o, build/genopinit.o,
10012 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
10015 2008-03-26 Richard Guenther <rguenther@suse.de>
10018 2008-03-26 Richard Guenther <rguenther@suse.de>
10020 * fold-const.c (target.h): Include.
10021 (fold_comparison): Fold comparison of addresses of two decls
10022 that bind locally. Consolidate address folding code.
10024 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10026 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
10027 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
10028 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
10029 dconstsqrt2, dconstthird, dconste and/or dconst10.
10030 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
10031 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
10032 dconstsqrt2, dconste): Delete.
10033 (init_emit_once): Likewise. Simplify initializing dconstm1.
10035 * real.c (get_real_const): New.
10036 * real.h (dconst3, dconst10, dconstm2, dconstthird,
10037 dconstsqrt2, dconste): Delete.
10038 (real_value_const, get_real_const): New.
10040 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
10042 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
10044 * config/i386/i386.c (ix86_function_arg_boundary): Check
10045 BIGGEST_ALIGNMENT instead of 128.
10046 (setup_incoming_varargs_64): Likewise.
10048 2008-03-26 Tom Tromey <tromey@redhat.com>
10050 * Makefile.in (DEPFILES): Add missing '/'.
10052 2008-03-26 Richard Guenther <rguenther@suse.de>
10054 * fold-const.c (target.h): Include.
10055 (fold_comparison): Fold comparison of addresses of two decls
10056 that bind locally. Consolidate address folding code.
10058 2008-03-26 Nick Clifton <nickc@redhat.com>
10061 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
10062 not allow INT+INT as a legitimate addressing mode.
10064 2008-03-26 Richard Guenther <rguenther@suse.de>
10066 * tree-flow.h (widen_bitfield): Remove declaration.
10067 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
10068 (widen_bitfield): Remove function.
10069 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
10072 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10075 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
10078 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
10080 PR rtl-optimization/35232
10081 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
10082 (forget_old_reloads_1, forget_marked_reloads): Don't clear
10083 reg_reloaded_call_part_clobbered here.
10084 (reload_regs_reach_end_p): New function.
10085 (reload_reg_rtx_for_input): New variable.
10086 (reload_reg_rtx_for_output): Likewise.
10087 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
10088 when reassigning a pseudo register. Load reloadreg from
10089 reload_reg_rtx_for_input, moving the mode and register
10091 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
10092 instead of the original when deciding whether an input reload
10093 would be a no-op or whether an output reload can be deleted.
10094 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
10095 when setting up new_spill_reg_store. Load it from
10096 reload_reg_rtx_for_output, moving the mode and register
10098 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
10099 instead of the original when deciding whether an output reload
10100 would be a no-op. Do the same when modifying insn notes.
10101 Use rtx_equal_p instead of == to compare the registers.
10102 (inherit_piecemeal_p): Take a mode and two register numbers
10104 (emit_reload_insns): Clear new_spill_reg_store for every hard
10105 register in the reload register. Remove spill registers
10106 from reg_reloaded_valid before considering whether to record
10107 inheritance information for them. Use reload_reg_rtx_for_output
10108 instead of reg_rtx when recording output reloads. Use
10109 reload_reg_rtx_for_input instead of reg_rtx when recording
10110 input reloads. Set or clear reg_reloaded_call_part_clobbered
10111 at the same time as setting reg_reloaded_valid.
10112 (delete_output_reload): Add a new_reload_reg parameter and use it
10113 instead of rld[j].reg_rtx.
10114 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
10117 2008-03-25 Tom Tromey <tromey@redhat.com>
10119 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
10120 (build/genattr.o): Likewise.
10121 (build/genattrtab.o): Likewise.
10122 (build/gencodes.o): Likewise.
10123 (build/genconfig.o): Likewise.
10124 (build/genconstants.o): Likewise.
10125 (build/genemit.o): Likewise.
10126 (build/genextract.o): Likewise.
10127 (build/genflags.o): Likewise.
10129 2008-03-25 Bob Wilson <bob.wilson@acm.org>
10131 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
10132 instead of size_int for integer types.
10133 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
10134 to match type of MINUS_EXPR.
10136 2008-03-25 Tom Tromey <tromey@redhat.com>
10138 * configure: Rebuilt.
10139 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
10142 2008-03-25 Tom Tromey <tromey@redhat.com>
10144 * config/x-solaris (host-solaris.o): Update.
10145 * config/x-linux (host-linux.o): Update.
10146 * config/x-hpux (host-hpux.o): Update.
10147 * config/x-darwin (host-darwin.o): Update.
10148 * config/v850/t-v850e (v850-c.o): Update.
10149 * config/v850/t-v850 (v850-c.o): Update.
10150 * config/t-vxworks (vxworks.o): Update.
10151 * config/t-sol2 (sol2-c.o, sol2.o): Update.
10152 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
10153 * config/spu/t-spu-elf (spu-c.o): Update.
10155 * config/sh/t-symbian (sh-c.o): Update.
10156 (symbian.o): Update.
10157 * config/sh/t-sh (sh-c.o): Update.
10158 * config/score/t-score-elf (score7.o, score3.o): Update.
10159 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
10160 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
10161 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
10162 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
10163 (rs6000.o): Remove.
10164 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10165 * config/m32c/t-m32c (m32c-pragma.o): Update.
10166 * config/ia64/t-ia64 (ia64-c.o): Update.
10167 * config/i386/x-mingw32 (host-mingw32.o): Update.
10168 * config/i386/x-i386 (driver-i386.o): Update.
10169 * config/i386/x-darwin (host-i386-darwin.o): Update.
10170 * config/i386/x-cygwin (host-cygwin.o): Update.
10171 * config/i386/t-nwld (nwld.o): Update.
10172 * config/i386/t-netware (netware.o): Update.
10173 * config/i386/t-interix (winnt.o): Update.
10174 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
10175 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
10176 msformat-c.o): Update.
10177 * config/bfin/t-bfin-linux (generated_files): Add
10178 linux-sysroot-suffix.h.
10179 * config/arm/t-wince-pe (pe.o): Update.
10180 * config/arm/t-strongarm-pe (pe.o): Update.
10181 * config/arm/t-pe (pe.o): Update.
10182 * config/arm/t-arm (arm-c.o): Update.
10183 * doc/install.texi (Prerequisites): Require make 3.80.
10184 * Makefile.in: Remove .o targets.
10185 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
10186 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
10187 (simple_generated_h, simple_generated_c): Move earlier.
10188 (generated_files): New variable.
10189 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
10190 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
10191 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
10192 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
10193 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
10194 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
10195 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
10196 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
10197 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
10198 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
10199 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
10200 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
10202 (COMPILE.base, COMPILE): New variables.
10203 (%.o): New pattern rule.
10204 (ALL_HOST_OBJS): New variable.
10205 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
10206 (dummy-checksum.o, cc1-checksum.o): Remove.
10207 (DRIVER_SHLIB): New variable.
10208 (DRIVER_DEFINES): Use it.
10209 (gencondmd.c): Move out of build/.
10210 (s-conditions): Update.
10211 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
10212 (ALL_BUILD_OBJS): Likewise.
10213 (build/%.o): Use BUILDCOMPILE.
10214 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
10215 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
10216 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
10217 build/gencheck.o, build/gencodes.o, build/genconditions.o,
10218 build/genconfig.o, build/genconstants.o, build/genemit.o,
10219 build/genextract.o, build/genflags.o, build/genmddeps.o,
10220 build/genopinit.o, build/genoutput.o, build/genpeep.o,
10221 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
10222 build/gen-protos.o, build/scan.o, build/fix-header.o,
10223 build/scan-decls.o): Simplify.
10224 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
10225 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
10226 prefix.o, toplev.o): Reduce to variable setting.
10227 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
10228 ($(out_object_file), gcc-options.o): New targets.
10229 ($(ALL_HOST_OBJS)): New target. Include dependency files.
10230 * configure: Rebuilt.
10231 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
10232 * doc/sourcebuild.texi (Front End Directory): Document new variable.
10234 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
10236 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
10237 complain when we hit an error, return ERROR_MARK_NODE.
10239 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10241 * config/sh/constraints.md (Pso, Psz): New constraints.
10242 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
10243 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
10245 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10247 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
10248 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
10250 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10252 * config/sh/sh.md (prefetch): Add condition for SH2A target.
10253 (prefetch_sh2a): New.
10255 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10256 Naveen.H.S <naveen.hs@kpitcummins.com>
10258 * config/sh/constraints.md (I28): New constraint.
10259 * config/sh/sh.c (broken_move): Add support for movi20s.
10260 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
10262 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
10263 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10264 Naveen.H.S <naveen.hs@kpitcummins.com>
10266 * config/sh/sh.c (SH_ATTRIBUTES): Define.
10267 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10268 (print_operand): Handle resbank in %@ operand code.
10269 (sh_encode_section_info): New.
10270 (push_regs): Add conditions for resbank.
10271 (sh_expand_epilogue): Likewise.
10272 (sh_insert_attributes): Likewise.
10273 (sh_attribute_table): Likewise.
10274 (sh_handle_resbank_handler_attribute): New.
10275 (sh2a_handle_function_vector_handler_attribute): New.
10276 (sh2a_is_function_vector_call): New.
10277 (sh2a_get_function_vector_number): New.
10278 (sh2a_function_vector_p): New.
10279 (sh_cfun_resbank_handler_p): New.
10280 * config/sh/sh.md (calli): Emit jsr/n if possible.
10281 (calli_tbr_rel): New.
10282 (calli_pcrel): Emit jsr/n if possible.
10283 (return_i): Emit rts/n if possible.
10284 (call_valuei_tbr_rel): New.
10285 (call_valuei_pcrel): Add condition for SH2A target.
10286 (call_value): Likewise.
10287 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
10288 (sh2a_get_function_vector_number): Likewise.
10289 (sh2a_is_function_vector_call): Likewise.
10290 * doc/extend.texi: Document TBR relative addressing of SH2A.
10291 (resbank): Add description for SH2A.
10293 2008-03-24 Richard Guenther <rguenther@suse.de>
10296 * gimplify.c (gimplify_modify_expr): For frontend type-correct
10297 pointer assignments change conversions according to middle-end rules.
10298 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
10299 * configure.ac: Include type checking in yes.
10300 * configure: Regenerate.
10302 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10304 * diagnostic.c (diagnostic_count_diagnostic): Delete.
10305 (diagnostic_report_diagnostic): Update. Handle ICEs here.
10307 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
10309 * gthr-vxworks.h (UNUSED): Define.
10311 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
10313 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
10315 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
10317 * doc/extend.texi (Function Attributes): Add missing comma in the
10318 example of the "alloc_size" attribute.
10320 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
10323 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10325 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10328 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10331 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10332 of the underlying type of a MS bitfield layout to the natural
10333 alignment of the type.
10335 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10337 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10338 to their natural alignment to avoid store forwarding stalls.
10340 2008-03-22 Richard Guenther <rguenther@suse.de>
10342 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
10343 For PHI nodes verify the address is invariant.
10344 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
10345 (get_symbol_constant_value): Use is_gimple_min_invariant.
10346 (maybe_fold_stmt_indirect): Likewise.
10348 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
10350 PR rtl-optimization/33927
10351 * Makefile.in (dse.o): Depend on $(TM_P_H).
10352 * expr.h (extract_low_bits): Declare.
10353 * expmed.c (extract_low_bits): New function.
10354 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
10355 * dse.c: Include tm_p.h.
10356 (find_shift_sequence): Remove the read_reg argument and return the
10357 read value. Emit the instructions instead of returning them.
10358 Iterate on new_mode rather than calculating it each time.
10359 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
10360 source to NEW_MODE and extract_low_bits to convert the shifted
10361 value to READ_MODE.
10362 (replace_read): Allow the load and store to have different mode
10363 classes. Use extract_low_bits when SHIFT == 0. Create the shift
10364 or extraction instructions before trying the replacement. Update
10365 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
10367 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10369 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10370 to their natural alignment to avoid store forwarding stalls.
10372 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10375 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
10376 encouraging but not allowing gprs for input;
10377 change the input constraint to !f#r.
10378 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
10380 change the output constraint to !f#r.
10382 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
10385 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
10386 corresponding post-reload splitters.
10387 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
10388 when x87 FP math is selected.
10389 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
10390 New function prototype.
10391 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
10392 unreachable function to ease macroization of insn patterns.
10394 2008-03-21 Martin Jambor <mjambor@suse.cz>
10396 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
10397 reference dumps if ddr is NULL or dependence is unknown.
10399 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10401 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
10402 unsigned extension into account.
10403 (ATOMIC_COMPARE_AND_SWAP): Likewise.
10404 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
10405 Do computations on a scratch register.
10407 2008-03-21 Richard Guenther <rguenther@suse.de>
10409 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10410 Use is_gimple_min_invariant instead of TREE_INVARIANT.
10411 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
10412 * tree-ssa-dom.c (record_equality): Likewise.
10413 * tree-inline.c (copy_body_r): Likewise.
10414 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
10417 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10419 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
10420 as 'delete_unused' argument.
10422 2008-03-20 Richard Guenther <rguenther@suse.de>
10424 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10425 special casing of constant qualifiers.
10426 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
10427 care about them in general.
10428 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
10429 regardless of their type.
10430 (fold_stmt_r): Forcefully fold *& if we end up with that.
10432 2008-03-20 Paul Brook <paul@codesourcery.com>
10434 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
10435 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
10437 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
10439 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
10440 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
10442 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
10444 * common.opt (Wmudflap): New option.
10445 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
10446 (mx_register_decls): Likewise.
10447 (mudflap_finish_file): Likewise.
10448 * doc/invoke.texi: Document -Wno-mudflap.
10450 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
10452 * c-format.c (replace_format_name_to_system_name): New.
10453 (cmp_attribs): New.
10454 (convert_format_name_to_system_name): New.
10455 (decode_format_attr): Add use of convert_format_name_to_system_name.
10456 (format_types_orig): Add gnu_ prefix to names.
10457 (check_format_info_main): Special treating of \0 escaped names for
10458 supporting multi-character format specifiers as I32, I64.
10459 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
10460 (gnu_target_overrides_format_attributes): New.
10461 * c-format.h: Add structure target_ovr_attr to hold
10462 system specific formatter names.
10463 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
10464 msformat-c.o file to c_target_objs and cxx_target_objs.
10465 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10466 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
10467 (TARGET_N_FORMAT_TYPES): New.
10468 * config/i386/msformat-c.c: New.
10469 * config/i386/t-cygming: Add build rule for msformat-c.o.
10470 * doc/extend.texi: Add new format names gnu_* and ms_* and
10472 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10474 2008-03-20 Ira Rosen <irar@il.ibm.com>
10476 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
10477 optimizations turned on under -O3.
10478 (ftree-vectorize): Add that the flag is turned on with -O3.
10480 2008-03-20 Ben Elliston <bje@au.ibm.com>
10482 * regmove.c (try_auto_increment): Fix spelling error in comment.
10483 * final.c (final_scan_insn): Likewise.
10485 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
10488 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
10489 allocator preferences for "y" and "r" class registers.
10490 ("*mov<mode>_internal"): Ditto.
10491 ("*movv2sf_internal_rex64"): Ditto.
10492 ("*movv2sf_internal"): Ditto.
10494 2008-03-19 Michael Matz <matz@suse.de>
10496 PR middle-end/35616
10497 * calls.c (expand_call): Check overlap of arguments with call
10498 address for sibcalls.
10500 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10503 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10504 of the underlying type of a MS bitfield layout to the natural
10505 alignment of the type.
10507 2008-03-19 Jan Hubicka <jh@suse.cz>
10510 * toplev.c (decode_d_option): Handle all CPP flags.
10511 * tree-vrp.c: Update tree_pass descriptors.
10512 * regrename.c: Update tree_pass descriptors.
10513 * fwprop.c: Update tree_pass descriptors.
10514 * doc/invoke.texi: Remove documentation of dropped -d? flags.
10515 * tree-into-ssa.c: Update tree_pass descriptors.
10516 * tree-dump.c: Update tree_pass descriptors.
10517 * tree-complex.c: Update tree_pass descriptors.
10518 * tree-dump.h: Update tree_pass descriptors.
10519 * see.c: Update tree_pass descriptors.
10520 * cgraphbuild.c: Update tree_pass descriptors.
10521 * tracer.c: Update tree_pass descriptors.
10522 * tree-loop-distribution.c: Update tree_pass descriptors.
10523 * cgraph.c: Update tree_pass descriptors.
10524 * postreload-gcse.c: Update tree_pass descriptors.
10525 * postreload.c: Update tree_pass descriptors.
10526 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
10527 * tree-tailcall.c: Update tree_pass descriptors.
10528 * tree-pass.h (tree_opt_pass): Rename to ...
10529 (opt_pass) ... this one; add "type" field and remove letter field.
10530 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
10531 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
10532 all_lowering_passes): Update declaration.
10533 * ipa-cp.c: Update tree_pass descriptors.
10534 * final.c: Update tree_pass descriptors.
10535 * omp-low.c: Update tree_pass descriptors.
10536 * tree-ssa-dse.c: Update tree_pass descriptors.
10537 * ipa-reference.c: Update tree_pass descriptors.
10538 * tree-ssa-uncprop.c: Update tree_pass descriptors.
10539 * auto-inc-dec.c: Update tree_pass descriptors.
10540 * reorg.c: Update tree_pass descriptors.
10541 * cgraphunit.c: Update tree_pass descriptors.
10542 * tree-ssa-copyrename.c: Update tree_pass descriptors.
10543 * tree-ssa-ccp.c: Update tree_pass descriptors.
10544 * df-core.c: Update tree_pass descriptors.
10545 * mode-switching.c: Update tree_pass descriptors.
10546 * tree-nomudflap.c: Update tree_pass descriptors.
10547 * modulo-sched.c: Update tree_pass descriptors.
10548 * ipa-pure-const.c: Update tree_pass descriptors.
10549 * cse.c: Update tree_pass descriptors.
10550 * web.c: Update tree_pass descriptors.
10551 * tree-stdarg.c: Update tree_pass descriptors.
10552 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10553 * tree-ssa-dom.c: Update tree_pass descriptors.
10554 * tree-nrv.c: Update tree_pass descriptors.
10555 * tree-ssa-alias.c: Update tree_pass descriptors.
10556 * loop-init.c: Update tree_pass descriptors.
10557 * gimple-low.c: Update tree_pass descriptors.
10558 * ipa-inline.c: Update tree_pass descriptors.
10559 * tree-ssa-sink.c: Update tree_pass descriptors.
10560 * global.c: Update tree_pass descriptors.
10561 * ifcvt.c: Update tree_pass descriptors.
10562 * jump.c: Update tree_pass descriptors.
10563 * predict.c: Update tree_pass descriptors.
10564 * tree-ssa-loop.c: Update tree_pass descriptors.
10565 * recog.c: Update tree_pass descriptors.
10566 * dse.c: Update tree_pass descriptors.
10567 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10568 * tree-eh.c: Update tree_pass descriptors.
10569 * regmove.c: Update tree_pass descriptors.
10571 * function.c: Update tree_pass descriptors.
10572 * tree-vectorizer.c: Update tree_pass descriptors.
10573 * gcse.c: Update tree_pass descriptors.
10574 * ipa-type-escape.c: Update tree_pass descriptors.
10575 * tree-if-conv.c: Update tree_pass descriptors.
10576 * init-regs.c: Update tree_pass descriptors.
10577 * ipa.c: Update tree_pass descriptors.
10578 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10579 * rtl-factoring.c: Update tree_pass descriptors.
10580 * lower-subreg.c: Update tree_pass descriptors.
10581 * bt-load.c: Update tree_pass descriptors.
10582 * tree-dfa.c: Update tree_pass descriptors.
10583 * except.c: Update tree_pass descriptors.
10584 * emit-rtl.c: Update tree_pass descriptors.
10585 * cfgexpand.c: Update tree_pass descriptors.
10586 * tree-cfgcleanup.c: Update tree_pass descriptors.
10587 * cfgcleanup.c: Update tree_pass descriptors.
10588 * tree-ssa-pre.c: Update tree_pass descriptors.
10589 * tree-sra.c: Update tree_pass descriptors.
10590 * tree-mudflap.c: Update tree_pass descriptors.
10591 * tree-ssa-copy.c: Update tree_pass descriptors.
10592 * cfglayout.c: Update tree_pass descriptors.
10593 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10594 * tree-ssa-dce.c: Update tree_pass descriptors.
10595 * tree-ssa.c: Update tree_pass descriptors.
10596 * regclass.c: Update tree_pass descriptors.
10597 * integrate.c: Update tree_pass descriptors.
10598 * tree-optimize.c: Update tree_pass descriptors.
10599 * tree-ssa-phiprop.c: Update tree_pass descriptors.
10600 * tree-object-size.c: Update tree_pass descriptors.
10601 * combine.c: Update tree_pass descriptors.
10602 * tree-outof-ssa.c: Update tree_pass descriptors.
10603 * bb-reorder.c: Update tree_pass descriptors.
10604 * stack-ptr-mod.c: Update tree_pass descriptors.
10605 * var-tracking.c: Update tree_pass descriptors.
10606 * tree-profile.c: Update tree_pass descriptors.
10607 * tree-vect-generic.c: Update tree_pass descriptors.
10608 * reg-stack.c: Update tree_pass descriptors.
10609 * sched-rgn.c: Update tree_pass descriptors.
10610 * tree-ssa-structalias.c: Update tree_pass descriptors.
10611 * tree-cfg.c: Update tree_pass descriptors.
10612 * passes.c (current_pass): Update declaration.
10613 (finish_optimization_passes): Update.
10614 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
10615 (register_one_dump_file, register_dump_files_1, next_pass_1):
10617 (init_optimization_passes): Update handling of new types.
10618 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
10619 * ipa-struct-reorg.c: Update tree_pass descriptors.
10620 * tree-ssa-reassoc.c: Update tree_pass descriptors.
10621 * combine-stack-adj.c: Update tree_pass descriptors.
10622 * cfgrtl.c: Update tree_pass descriptors.
10623 * dce.c: Update tree_pass descriptors.
10624 * tree-ssanames.c: Update tree_pass descriptors.
10626 2008-03-19 Richard Guenther <rguenther@suse.de>
10628 PR middle-end/35609
10629 * tree-ssa.c (walk_data): New structure.
10630 (warn_uninitialized_var): If not always_executed warn with "maybe"
10632 (execute_early_warn_uninitialized): Compute post-dominators.
10633 Initialize always_executed before processing each basic block.
10635 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10638 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10639 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10641 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10643 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10645 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10647 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10649 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10650 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10651 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10652 target after ignore has been set, and move there also the commputation
10653 of subtarget and original_target.
10654 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10655 (LANG_HOOKS_INITIALIZER): Remove it.
10656 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10658 2008-03-18 Richard Guenther <rguenther@suse.de>
10660 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10661 found an expression with constants, note that in the VN for the lhs.
10662 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10663 fold them to constants if possible. Run cleanup_cfg if done so.
10664 (execute_pre): Return todo.
10665 (do_pre): Likewise.
10666 (execute_fre): Likewise.
10667 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10669 (get_prop_source_stmt): Look through pointer conversions.
10671 2008-03-18 Jan Hubicka <jh@suse.cz>
10673 * tree-pretty-print.c: Include predict.h.
10674 (dump_generic_node): Dump predictor.
10675 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10676 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10677 * gimple-low.c (lower_stmt): Likewise.
10678 * expr.c (expand_expr_real): Likewise.
10679 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10681 (build_predict_expr, build_predict_expr): New.
10682 * predict.h (predictor_name, build_predict_expr): Update.
10683 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10684 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10685 * predict.def (PRED_CONTINUE): Update hitrate.
10686 * tree.def (PREDICT_EXPR): Define.
10687 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10688 do not handle BIND_EXPR.
10689 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10690 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10691 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10694 2008-03-18 Michael Matz <matz@suse.de>
10696 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10698 2008-03-18 Richard Guenther <rguenther@suse.de>
10700 * tree-gimple.h (is_gimple_invariant_address): Declare.
10701 (is_gimple_constant): Likewise.
10702 * tree-gimple.c (is_gimple_constant): New function.
10703 (is_gimple_invariant_address): Likewise.
10704 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10705 and is_gimple_invariant_address.
10706 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10708 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10709 an addressable base.
10711 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10713 PR middle-end/35611
10714 * gimplify.c (gimplify_expr): Gimplify second operand of
10717 2008-03-17 Richard Guenther <rguenther@suse.de>
10719 PR tree-optimization/19637
10720 * fold-const.c (fold_unary): Remove restrictions of removing
10721 intermediate pointer-conversions (P2)(P1)P0.
10722 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10723 conversion to void pointer.
10724 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10726 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10729 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10730 emulated thread local variables.
10732 2008-03-16 Richard Guenther <rguenther@suse.de>
10734 PR middle-end/35607
10735 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10736 expand TREE_INVARIANT operations that are not gimple invariant.
10738 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10740 * doc/extend.texi (Alignment): Say that the ABI controls
10741 the __alignof__ for non-strict-alignment targets rather
10742 than being a recommendation.
10744 2008-03-15 Paul Brook <paul@codesourcery.com>
10746 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10748 (arm_output_fn_unwind): Mark functions that can not be unwound.
10750 2008-03-15 Paul Brook <paul@codesourcery.com>
10752 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10753 extension instructions.
10755 2008-03-15 Richard Guenther <rguenther@suse.de>
10757 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10758 and fold constant aggregate refs.
10759 (fold_const_aggregate_ref): Handle string constants
10760 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10761 (evaluate_stmt): Simplify now that ccp_fold folds constant
10764 2008-03-15 Paul Brook <paul@codesourcery.com>
10766 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10767 (extzv): Use gen_extzv_t2.
10768 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10770 2008-03-15 Richard Guenther <rguenther@suse.de>
10772 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10773 (fold_const_aggregate_ref): Likewise.
10774 (get_value): Return NULL if we don't have any values.
10775 (ccp_finalize): Set const_val to NULL after freeing it.
10776 * tree-flow.h (get_symbol_constant_value): Declare.
10777 (fold_const_aggregate_ref): Likewise.
10778 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10780 2008-03-15 Richard Guenther <rguenther@suse.de>
10782 PR middle-end/35593
10783 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10784 to not produce negative array indices if not allowed. Add
10785 parameter to indicate that.
10786 (maybe_fold_offset_to_component_ref): Allow negative array
10787 indices only for the first member of a structure.
10788 (maybe_fold_offset_to_reference): Allow negative array indices.
10789 (maybe_fold_stmt_addition): Likewise.
10791 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10792 Anatoly Sokolov <aesok@post.ru>
10794 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10795 (avr_arch): Add ARCH_AVR6.
10796 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10797 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10798 instead of fixed value 2.
10799 (print_operand_address): Use gs() asm specifier instead of pm().
10800 (avr_assemble_integer): (Ditto.).
10801 (avr_output_addr_vec_elt): (Ditto.).
10802 (print_operand): Handle "!" code.
10803 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10804 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10805 (AVR_HAVE_EIJMP_EICALL): Define.
10806 (AVR_3_BYTE_PC): Redefine.
10807 (AVR_2_BYTE_PC): (Ditto.).
10808 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10809 (LINK_SPEC): Add atmega2560 and atmega2561.
10810 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10812 * config/avr/avr.md (call_insn): Use eicall instead of icall
10813 for 3 byte PC devices.
10814 (call_value_insn): (Ditto.).
10815 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10816 (indirect_jump): Use only for for 2 byte PC devices.
10817 (*tablejump): (Ditto.).
10818 (*indirect_jump_avr6): Add insn.
10819 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10820 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10821 instead of ijmp for 3 byte PC devices.
10822 (__tablejump2__): (Ditto.).
10823 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10824 (MULITLIB_DIRNAMES): (Ditto.).
10825 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10827 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10829 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10830 "sse2_umulsidi3". Use V1DI mode for operand 0.
10831 ("mmx_psadbw"): Use V1DI mode for operand 0.
10832 * config/i386/i386-modes.def (V1SI): New vector mode.
10833 * config/i386/i386.c (struct builtin_description)
10834 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10835 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10836 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10837 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10838 v1di_ftype_v8qi_v8qi type.
10839 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10841 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10842 __builtin_ia32_pmuludq]: Fix the mode of return value.
10844 2008-03-15 Richard Guenther <rguenther@suse.de>
10846 PR middle-end/35595
10847 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10850 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10852 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10853 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10854 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10855 unless TARGET_SERIALIZE_VOLATILE is enabled.
10856 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10857 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10858 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10860 2008-03-14 Richard Guenther <rguenther@suse.de>
10862 PR tree-optimization/34172
10863 * tree-flow.h (refs_may_alias_p): Declare.
10864 (get_single_def_stmt): Likewise.
10865 (get_single_def_stmt_from_phi): Likewise.
10866 (get_single_def_stmt_with_phi): Likewise.
10867 * tree-dfa.c (refs_may_alias_p): New function.
10868 (get_single_def_stmt): Likewise.
10869 (get_single_def_stmt_from_phi): Likewise.
10870 (get_single_def_stmt_with_phi): Likewise.
10871 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10872 (vn_reference_lookup_1): New helper function.
10873 (vn_reference_lookup): Walk the virtual use-def chain to
10874 continue searching for a match if the def does not alias the
10875 reference we are looking for.
10877 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10879 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10880 archive and Perzl. Update The Written Word listing.
10882 2008-03-14 Richard Guenther <rguenther@suse.de>
10884 PR tree-optimization/34043
10885 PR tree-optimization/33989
10886 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10888 (bitmap_find_leader): Use extra argument to verify dominance
10889 relationship inside a basic-block.
10890 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10891 (find_leader_in_sets): Adjust.
10892 (create_component_ref_by_pieces): Take extra argument for
10893 dominance check, handle lookup failures.
10894 (find_or_generate_expression): Likewise.
10895 (create_expression_by_pieces): Likewise.
10896 (insert_into_preds_of_block): Adjust.
10897 (create_value_expr_from): If asked for, verify all operands
10898 are in the blocks AVAIL_OUT set.
10899 (make_values_for_stmt): Check for SSA_NAMEs that are life
10900 over an abnormal edge.
10901 (compute_avail): Remove such check.
10902 (do_SCCVN_insertion): New function.
10903 (eliminate): If we do not find a leader suitable for replacement
10904 insert a replacement expression from SCCVN if available.
10905 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10906 (struct vn_ssa_aux): Add needs_insertion flag.
10907 * tree-ssa-sccvn.c (may_insert): New global flag.
10908 (copy_reference_ops_from_ref): Value-number union member access
10909 based on its size, not type and member if insertion is allowed.
10910 (visit_reference_op_load): For a weak match from union type
10911 punning lookup a view-converted value and insert a SSA_NAME
10912 for that value if that is not found.
10913 (visit_use): Make dumps shorter. Do not disallow value numbering
10914 SSA_NAMEs that are life over an abnormal edge to constants.
10915 (free_scc_vn): Release inserted SSA_NAMEs.
10916 (run_scc_vn): New flag to specify whether insertion is allowed.
10917 Process SSA_NAMEs in forward order.
10918 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10919 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10920 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10921 pointer type to/from integral types that do not change the
10922 precision to regular conversions.
10924 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10926 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10927 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10928 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10929 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10930 input arguments and the mode of return value. Built-in functions
10931 that operate on whole 64-bit MMX register now use V1DI mode.
10933 2008-03-13 Alon Dayan <alond@il.ibm.com>
10934 Olga Golovanevsky <olga@il.ibm.com>
10936 PR tree-optimization/35041
10937 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10938 to locate the right position in a statement.
10940 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10944 * config/i386/xmmintrin.h: Change all static inline functions to
10945 extern inline and add __gnu_inline__ attribute.
10946 * config/i386/bmintrin.h: Ditto.
10947 * config/i386/smmintrin.h: Ditto.
10948 * config/i386/tmmintrin.h: Ditto.
10949 * config/i386/mmintrin-common.h: Ditto.
10950 * config/i386/ammintrin.h: Ditto.
10951 * config/i386/emmintrin.h: Ditto.
10952 * config/i386/pmmintrin.h: Ditto.
10953 * config/i386/mmintrin.h: Ditto.
10954 * config/i386/mm3dnow.h: Ditto.
10956 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10958 PR middle-end/35185
10959 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10960 (lower_omp_2): New function.
10961 (lower_omp_1, lower_omp): Rewritten.
10963 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10966 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10967 with the phrase "Microsoft Windows compilers".
10968 (Push/Pop Macro Pragmas): New subsection. Document
10969 #pragma push_macro and pragma pop_macro.
10971 2008-03-12 Paul Brook <paul@codesourcery.com>
10973 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10975 2008-03-12 Paul Brook <paul@codesourcery.com>
10977 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10978 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10979 (thumb2_addsi_shortim): Rename ...
10980 (thumb2_addsi_short): ... to this. Allow register operands.
10981 (thumb2_subsi_short): New pattern.
10982 (thumb2_one_cmplsi2_short,
10983 thumb2_negsi2_short): New patterns and peepholes.
10985 2008-03-12 Paul Brook <paul@codesourcery.com>
10987 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10989 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10991 * config/i386/i386.md (int_cond): New code iterator.
10993 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10994 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10995 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10996 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10997 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10998 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10999 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
11000 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
11002 2008-03-12 Paul Brook <paul@codesourcery.com>
11004 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
11005 instead of {arm,thumb}_compute_save_reg_mask.
11006 (output_return_instruction): Ditto.
11007 (thumb_unexpanded_epilogue): Ditto.
11008 (thumb1_expand_prologue): Ditto.
11009 (thumb1_output_function_prologue): Ditto.
11010 (arm_set_return_address): Ditto.
11011 (thumb_set_return_address): Ditto.
11012 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
11013 regs to achieve stack alignment.
11014 (thumb1_compute_save_reg_mask): Fix compiler warning.
11015 (arm_output_epilogue): Use offsets->saved_regs_mask.
11016 Adjust stack pointer by poping call clobered registers.
11017 (arm_expand_prologue): Use offsets->saved_regs_mask.
11018 Adjust stack pointer by pushing extra registers.
11019 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
11021 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
11024 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
11025 conversion to the operands of a multiplication.
11027 2008-03-12 Richard Guenther <rguenther@suse.de>
11029 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
11030 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
11031 * timevar.def (TV_TREE_PHIPROP): Add.
11032 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
11033 pass description. Use TV_TREE_PHIPROP.
11034 * tree-ssa-forwprop.c: Remove phiprop code.
11036 2008-03-12 Jakub Jelinek <jakub@redhat.com>
11038 PR middle-end/35549
11039 * omp-low.c (maybe_lookup_decl): Constify first argument.
11040 (use_pointer_for_field): Change last argument from bool to
11041 omp_context *. Disallow shared copy-in/out in nested
11042 parallel if decl is shared in outer parallel too.
11043 (build_outer_var_ref, scan_sharing_clauses,
11044 lower_rec_input_clauses, lower_copyprivate_clauses,
11045 lower_send_clauses, lower_send_shared_vars): Adjust callers.
11047 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
11048 Ira Rosen <irar@il.ibm.com>
11050 * tree-vectorizer.c (free_stmt_vec_info): New function.
11051 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
11052 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
11053 * tree-vectorizer.h (free_stmt_vec_info): Declare.
11054 * tree-vect-transform.c (vectorizable_conversion): Free
11055 vec_oprnds0 if it was allocated.
11056 (vect_permute_store_chain): Remove unused VECs.
11057 (vectorizable_store): Free VECs that are allocated in the..
11059 (vect_transform_strided_load, vectorizable_load): Likewise.
11060 (vect_remove_stores): Simplify the code.
11061 (vect_transform_loop): Move code to vect_remove_stores().
11062 Call vect_remove_stores() and free_stmt_vec_info().
11064 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11066 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
11067 TARGET_HPUX. Revise comment.
11068 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
11069 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
11070 Use sr4 variant of `be' instruction when not generating PIC code.
11071 (attr_length_call): Adjust for above change.
11073 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11075 * ipa-reference.c (static_execute): Remove module_statics_const and
11076 associated setting code.
11078 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11081 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
11082 predicate for operand 1.
11083 (paritysi2_cmp): Use register_operand predicate for operand 2.
11084 Use earlyclobber modifier for operand 1. Remove support for
11086 (paritydi2_cmp): Use register_operand predicate for operand 3.
11087 Use earlyclobber modifier for operand 1. Remove support for
11090 2008-03-11 Paul Brook <paul@codesourcery.com>
11091 Vladimir Prus <vladimir@codesourcery.com>
11093 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
11094 (arm_compute_save_reg0_reg12_mask): Always
11095 check if register 11 must be saved. Always safe hard frame pointer
11096 when frame_pointer_needeed.
11097 (arm_compute_save_reg_mask): Save IP and PC
11098 only with apcs frames.
11099 (arm_output_epilogue): Adjust Thumb2 codepath to
11100 be also invoked and work for ARM non-apcs frames.
11101 (arm_expand_prologue): Don't bother saving IP
11102 for non-apcs frame, since it's not clobbered by
11103 prologue code. Implement non-apcs frame
11106 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11108 PR rtl-optimization/35281
11109 * expr.c (convert_move): Use a new pseudo for the intermediate
11110 from_mode->word_mode result.
11112 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
11114 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
11115 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
11116 * toplev.c (compile_file): Don't call it.
11118 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
11120 PR middle-end/35526
11121 * expr.c (store_expr): Call emit_block_move if the mode
11122 of "temp" RTX is BLKmode.
11124 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11125 Richard Guenther <rguenther@suse.de>
11127 PR tree-optimization/31358
11128 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
11129 the step with a NULL_TREE.
11130 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
11131 to sizetype if type is a pointer type.
11132 (add_candidate_1): Don't convert the base and step to
11133 the generic type if the orginal type is a pointer type.
11134 (add_iv_value_candidates): Use sizetype for the step
11135 if type is a pointer type.
11136 (cand_value_at): Likewise.
11137 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11139 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
11140 Don't convert the tem affine to the type.
11141 (add_elt_to_tree): Use sizetype for the step if a pointer.
11142 Use POINTER_PLUS_EXPR for pointers.
11143 (aff_combination_to_tree): Use sizetype for the step if a
11146 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
11148 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
11149 Remove commutativity hint.
11151 2008-03-10 Jakub Jelinek <jakub@redhat.com>
11155 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
11156 errorneous type. Check that v is a VAR_DECL.
11158 PR middle-end/35099
11159 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
11161 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
11163 PR tree-optimization/35494
11164 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
11165 may be overriden at link and run time.
11167 2008-03-10 Richard Guenther <rguenther@suse.de>
11169 PR tree-optimization/34677
11170 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
11171 (poolify_tree): Likewise.
11172 (modify_expr_template): Likewise.
11173 (poolify_modify_stmt): Likewise.
11174 (insert_fake_stores): Handle all component-ref style stores
11175 in addition to INDIRECT_REF. Also handle complex types.
11176 Do not poolify the inserted load.
11177 (realify_fake_stores): Do not rebuild the tree but only
11178 make it a SSA_NAME copy.
11179 (init_pre): Remove initialzation of modify_expr_template.
11180 Do not allocate modify_expr_node_pool.
11181 (fini_pre): Do not free modify_expr_node_pool.
11183 2008-03-10 Paul Brook <paul@codesourcery.com>
11185 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
11186 to avoid conflicts.
11188 2008-03-10 Paul Brook <paul@codesourcery.com>
11189 Mark Shinwell <shinwell@codesourcery.com>
11191 * config/arm/cortex-r4.md: New.
11192 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
11194 * config/arm/arm.md: Include cortex-r4.md.
11195 (insn): Add smmls, sdiv and udiv values.
11196 (generic_sched): Don't use generic scheduling for Cortex-R4.
11197 (arm_issue_rate): New function.
11198 (TARGET_SCHED_ISSUE_RATE): Define.
11200 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
11202 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
11204 2008-03-10 Richard Guenther <rguenther@suse.de>
11206 * tree-ssa-pre.c (get_sccvn_value): Simplify.
11207 (compute_avail): Do not add stmt uses to AVAIL_OUT.
11209 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
11211 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
11212 Set default to true.
11214 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11216 * c.opt (Wsynth): Deprecate.
11217 * doc/invoke.texi (Option Summary, Warning Options): Document
11218 -Wno-format-contains-nul.
11220 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
11223 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
11224 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
11226 2008-03-09 Ira Rosen <irar@il.ibm.com>
11228 * config/rs6000/rs6000.c (builtin_description): Rename vector
11229 left shift operations.
11230 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
11231 (altivec_vsl<VI_char>): Rename to ...
11232 (ashl<mode>3): ... new name.
11233 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
11235 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
11237 2008-03-08 Richard Guenther <rguenther@suse.de>
11239 * coverage.h (tree_coverage_counter_addr): Declare.
11240 * coverage.c (tree_coverage_counter_addr): New function.
11241 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
11242 before using again.
11243 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
11244 (tree_gen_one_value_profiler): Likewise.
11245 (tree_gen_ic_profiler): Likewise.
11246 (tree_gen_average_profiler): Likewise.
11247 (tree_gen_ior_profiler): Likewise.
11249 2008-03-08 Richard Guenther <rguenther@suse.de>
11251 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
11252 (vn_binary_op_insert): Likewise.
11253 (vn_unary_op_lookup): Likewise.
11254 (vn_unary_op_insert): Likewise.
11255 (vn_nary_op_lookup): Declare.
11256 (vn_nary_op_insert): Likewise.
11257 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
11258 and binary hashes, use a single obstack for unary_op_pool
11259 and binary_op_pool.
11260 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
11261 a single struct vn_nary_op_s. Store tree code length and
11262 a variable number of operands.
11263 (struct vn_reference_op_struct): Remove unused op2.
11264 (vn_reference_op_eq): Do not compare op2.
11265 (vn_reference_op_compute_hash): Do not compute hash of op2.
11266 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
11267 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
11268 with vn_nary_op_compute_hash.
11269 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
11270 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
11272 (vn_unary_op_insert, vn_binary_op_insert): Replace with
11274 (visit_unary_op): Call nary functions.
11275 (visit_binary_op): Likewise.
11276 (process_scc): Adjust for struct vn_tables_s changes.
11277 (allocate_vn_table): Likewise.
11278 (free_vn_table): Likewise.
11279 * tree-vn.c (vn_add): Call nary functions.
11280 (vn_lookup): Likewise.
11282 2008-03-08 Jakub Jelinek <jakub@redhat.com>
11285 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
11286 wdst back after sync_compare_and_swapqhi_internal.
11288 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
11291 * config/i386/i386-modes.def (V1DI): New vector mode.
11292 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
11293 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
11294 (MMXMODE248): Ditto.
11295 (MMXMODE): Add V1DI mode.
11296 (mmxvecsize): Change DI mode to V1DI mode.
11297 ("mov<mode>): Use MMXMODEI8 mode iterator.
11298 ("*mov<mode>_internal_rex64"): Ditto.
11299 ("*mov<mode>_internal"): Ditto.
11300 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
11301 ("mmx_sub<mode>3"): Ditto.
11302 ("mmx_adddi3"): Remove insn pattern.
11303 ("mmx_subdi3"): Ditto.
11304 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
11305 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
11306 ("mmx_ashl<mode>3"): Ditto.
11307 ("mmx_lshrdi3"): Remove insn pattern.
11308 ("mmx_ashldi3"): Ditto.
11309 * config/i386/i386.c (classify_argument): Handle V1DImode.
11310 (function_arg_advance_32): Ditto.
11311 (function_arg_32): Ditto.
11312 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
11313 mmx_addv1di3 insn pattern.
11314 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
11315 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
11316 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
11317 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
11318 Remove definitions of built-in functions.
11319 (V1DI_type_node): New node.
11320 (v1di_ftype_v1di_int): Ditto.
11321 (v1di_ftype_v1di_v1di): Ditto.
11322 (v2si_ftype_v2si_si): Ditto.
11323 (v4hi_ftype_v4hi_di): Remove node.
11324 (v2si_ftype_v2si_di): Ditto.
11325 (ix86_init_mmx_sse_builtins): Handle V1DImode.
11326 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
11327 Redefine builtins using def_builtin_const with *_ftype_*_int node.
11328 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
11329 Add new builtins using def_builtin_const.
11330 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
11331 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
11332 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
11333 * config/i386/mmintrin.h (__v1di): New typedef.
11334 (_mm_add_si64): Cast arguments to __v1di type.
11335 (_mm_sub_si64): Ditto.
11336 (_mm_sll_pi16): Cast __count to __v4hi type.
11337 (_mm_sll_pi32): Cast __count to __v2si type.
11338 (_mm_sll_si64): Cast arguments to __v1di type.
11339 (_mm_srl_pi16): Cast __count to __v4hi type.
11340 (_mm_srl_pi32): Cast __count to __v2si type.
11341 (_mm_srl_si64): Cast arguments to __v1di type.
11342 (_mm_sra_pi16): Cast __count to __v4hi type.
11343 (_mm_sra_pi32): Cast __count to __v2si type.
11344 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
11345 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
11346 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
11347 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
11348 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
11349 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
11350 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
11351 (_mm_srai_pi32): Use __builtin_ia32_psradi.
11352 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
11353 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11354 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11355 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
11357 2008-03-07 Joseph Myers <joseph@codesourcery.com>
11359 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
11361 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
11364 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
11365 reg+const addressing for Altivec modes. Don't generate reg+reg
11366 addressing for TFmode or TDmode quantities.
11368 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
11370 * c-common.c (vector_types_convertible_p): Call langhook
11371 instead of comptypes.
11373 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11376 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
11377 integral and scalar float variables which have a
11380 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
11382 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
11383 dwarf_register_span hook when emitting unwind information for
11384 register-to-memory saves.
11385 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
11386 (rs6000_frame_related): Remove call to spe_synthesize_frame.
11388 2008-03-06 Jakub Jelinek <jakub@redhat.com>
11390 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
11391 for the same VAR_DECL.
11393 2008-03-06 Tom Tromey <tromey@redhat.com>
11395 * treelang: Delete.
11396 * doc/standards.texi (Standards): Don't mention treelang.
11397 * doc/invoke.texi (Overall Options): Don't mention treelang.
11398 * doc/install.texi (Prerequisites): Don't mention bison or
11400 (Configuration): Don't mention treelang.
11401 (Building): Likewise.
11402 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
11404 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
11406 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
11407 word-extractions out of a multi-word object.
11409 2008-03-06 Richard Guenther <rguenther@suse.de>
11411 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
11412 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
11413 result type and precision.
11414 * expr.c (get_inner_reference): Set unsignedp based on the result
11415 type of BIT_FIELD_REF.
11416 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
11417 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
11418 (try_instantiate_multiple_fields): Likewise. Use the correct type
11420 (sra_build_assignment): Likewise.
11421 (sra_build_elt_assignment): Likewise.
11422 (sra_explode_bitfield_assignment): Likewise.
11423 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
11424 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
11425 set BIT_FIELD_REF_UNSIGNED.
11426 (vectorizable_load): Likewise.
11428 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
11430 * cse.c (cse_extended_basic_block): Invalidate artificial defs
11433 2008-03-06 Richard Guenther <rguenther@suse.de>
11435 * alias.c (struct alias_set_entry): Move has_zero_child field
11436 to pack with alias_set.
11438 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11440 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11443 2008-03-05 Ian Lance Taylor <iant@google.com>
11445 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
11447 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
11449 * fwprop.c (update_df): Support width and offset parameters of
11451 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
11452 global_conflicts): Change DF_REF_EXTRACT to either
11453 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11454 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11455 * df-scan.c (df_ref_record, df_defs_record,
11456 df_ref_create_structure, df_def_record_1, df_uses_record,
11457 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
11458 df_bb_refs_collect, df_entry_block_defs_collect,
11459 df_exit_block_uses_collect): Support new width and offset fields.
11460 (ref_extract_pool): New storage pool.
11461 (df_free_ref): New function.
11462 (df_reg_chain_unlink, df_free_collection_rec,
11463 df_sort_and_compress_refs): Call df_free_ref.
11464 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
11466 (df_ref_create_structure): Allocate df_ref_extract if offset and
11467 width fields are used.
11468 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
11469 (df_uses_record): Get offset and width from ZERO_EXTRACT
11471 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
11472 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11473 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11474 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
11475 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11476 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11477 (df_ref_extract): New structure.
11478 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
11479 (df_ref_create): Add width and offset parameters.
11481 2008-03-05 Richard Guenther <rguenther@suse.de>
11483 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11484 Use ranges_overlap_p.
11485 (offset_overlaps_with_access): Rename
11486 to ranges_overlap_p and move ...
11487 * tree-flow-inline.h (ranges_overlap_p): ... here.
11489 * tree.h (get_inner_reference, handled_component_p): Update
11492 * tree.h (record_component_aliases, get_alias_set,
11493 alias_sets_conflict_p, alias_sets_must_conflict_p,
11494 objects_must_conflict_p): Move declarations ...
11495 * alias.h (record_component_aliases, get_alias_set,
11496 alias_sets_conflict_p, alias_sets_must_conflict_p,
11497 objects_must_conflict_p): ... here.
11498 Include coretypes.h.
11499 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
11501 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
11503 * cfg.c: Include tree-flow.h.
11504 (remove_edge_raw): Call redirect_edge_var_map_clear.
11505 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
11506 * tree-flow-inline.h (redirect_edge_var_map_def): New.
11507 (redirect_edge_var_map_result): New.
11508 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
11509 PENDING_STMT use with redirect_edge_var_map_*.
11510 * tree-ssa.c (edge_var_maps): New definition.
11511 (redirect_edge_var_map_add): New.
11512 (redirect_edge_var_map_clear): New.
11513 (redirect_edge_var_map_dup): New.
11514 (redirect_edge_var_map_vector): New.
11515 (redirect_edge_var_map_destroy): New.
11516 (ssa_redirect_edge): Replace PENDING_STMT use with
11517 redirect_edge_var_map_*.
11518 (flush_pending_stmts): Same.
11519 (delete_tree_ssa): Destroy edge var map.
11520 * tree-flow.h (struct _edge_var_map): New.
11521 Define edge_var_map vector type.
11522 Declare redirect_edge_var_map_* prototypes.
11523 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
11524 * tree-cfg.c (reinstall_phi_args): Replace
11525 PENDING_STMT use with redirect_edge_var_map_*.
11527 2008-03-05 Richard Guenther <rguenther@suse.de>
11529 PR tree-optimization/35472
11530 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
11531 whose single use_stmt has a overlapping set of loaded and
11532 stored symbols as that use_stmt might be a noop assignment then.
11534 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11536 * gthr-rtems.h: Implement __gthread_mutex_destroy.
11538 2008-03-05 Richard Guenther <rguenther@suse.de>
11541 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
11542 should be constants.
11543 * tree-cfg.c (verify_expr): Verify it.
11544 * fold-const.c (fold_truthop): Remove code generating
11545 BIT_FIELD_REFs of structure bases.
11546 (fold_binary): Likewise.
11547 (fold_ternary): Position and size of BIT_FIELD_REFs are
11548 always host integers.
11549 (make_bit_field_ref): Remove.
11550 (optimize_bit_field_compare): Remove.
11551 (all_ones_mask_p): Remove.
11553 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11556 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11557 (split_block_and_df_analyze): New. Split basic block and rebuild
11559 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11561 (split_pattern_seq): Likewise.
11562 (erase_matching_seqs): Likewise.
11563 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11565 2008-03-04 Geoff Keating <geoffk@apple.com>
11567 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11568 declaration and code.
11569 (tree_invalid_nonnegative_warnv_p): Likewise.
11571 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11573 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11574 examples. Truncate option-names then causing overfull hbox.
11576 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11579 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11581 * configure: Rebuilt.
11583 2008-03-04 Rafael Espindola <espindola@google.com>
11585 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11586 (tree_unary_nonnegative_warnv_p): New.
11587 (tree_binary_nonnegative_warnv_p): New.
11588 (tree_single_nonnegative_warnv_p): New.
11589 (tree_invalid_nonnegative_warnv_p): New.
11590 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11592 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11595 * opts.c (handle_option): Postpone 'unknown option' errors only for
11598 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
11601 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
11604 2008-03-04 Rafael Espindola <espindola@google.com>
11606 * fold-const.c (tree_unary_nonzero_warnv_p): New.
11607 (tree_binary_nonzero_warnv_p): New.
11608 (tree_single_nonzero_warnv_p): New.
11609 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
11611 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
11613 PR middle-end/35456
11614 * fold-const.c (fold_cond_expr_with_comparison): Prevent
11615 transformations for modes that have signed zeros.
11616 * ifcvt.c (noce_try_abs): Ditto.
11618 2008-03-04 Joseph Myers <joseph@codesourcery.com>
11620 * config/i386/i386.c (override_options): Force
11621 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
11623 2008-03-04 Jan Hubicka <jh@suse.cz>
11626 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11629 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11631 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11632 label to probe the stack.
11634 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11636 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11637 (__gthr_win32_mutex_destroy): Declare.
11638 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11639 __gthr_win32_mutex_destroy.
11640 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11642 2008-03-03 Jan Hubicka <jh@suse.cz>
11645 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11646 aggressive on inlining cold calls.
11648 2008-03-03 Richard Guenther <rguenther@suse.de>
11650 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11651 struct copies into the expression table.
11652 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11653 (try_to_simplify): Likewise.
11654 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11655 integral and pointer arguments which do not change the
11656 precision to NOP_EXPRs.
11657 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11658 VIEW_CONVERT_EXPR case.
11660 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11662 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11663 defined in a loop at depth 0 is invariant.
11664 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11665 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11666 be called at loop depth 0.
11668 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11671 * gcc.c (process_command): Update copyright notice dates.
11672 * gcov.c (print_version): Likewise.
11673 * gcov-dump.c (print_version): Likewise.
11674 * mips-tfile.c (main): Likewise.
11675 * mips-tdump.c (main): Likewise.
11677 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11680 * c-common.c (flag_permissive): Delete.
11681 (constant_expression_warnings): Check flags first.
11682 (constant_expression_error): New.
11683 * c-common.h (flag_permissive): Delete.
11684 (constant_expression_error): Declare.
11685 * flags.h (flag_permissive): Declare. Update description.
11686 * diagnostic.c (pedwarn): Update.
11688 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11689 (permissive_error_kind): New.
11690 * toplev.c (flag_permissive): Define. Update description.
11691 * toplev.h (permissive_error_kind): Declare.
11692 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11693 (pedwarn_c90): Use pedantic_warning_kind.
11694 * c-opts.c (c_common_post_options): flag_permissive does not affect
11695 flag_pedantic_errors.
11697 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11699 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11700 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11701 __absvsi2, __absvDI2): Use unsigned arithmetic.
11703 2008-03-02 Andi Kleen <ak@suse.de>
11704 Richard Guenther <rguenther@suse.de>
11706 * struct-equiv.c: Remove file.
11707 * cfg_cleanup.c (condjump_equiv_p): Remove.
11708 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11709 (struct-equiv.o): Remove rule.
11710 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11711 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11712 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11714 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11716 * ifcvt.c (noce_process_if_block): Try to handle only the then
11717 block if the else block exists but isn't suitable.
11719 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11722 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11723 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11724 regression from previous patch.
11726 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11729 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11731 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11732 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11733 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11734 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11735 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11736 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11737 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11738 (__gthread_mutex_destroy_function): Rename to
11739 __gthread_mutex_destroy.
11740 * gthr-dce.h (__gthread_mutex_destroy): Call
11741 pthread_mutex_destroy.
11742 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11743 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11744 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11746 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11748 * df-scan.c (df_ref_chain_change_bb): Simplify.
11749 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11750 set_block_for_insn if there's any change.
11751 * df.h ((df_insn_change_bb): Fix prototype.
11752 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11753 df_insn_change_bb, don't call set_block_for_insn.
11754 * emit-rtl.c (reorder_insns): Likewise.
11755 * haifa-sched.c (move_insn): Likewise.
11757 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11759 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11761 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11763 * tree-flow-inline.h (next_readonly_imm_use): Return
11764 NULL_USE_OPERAND_P after the end.
11766 2008-03-01 Richard Guenther <rguenther@suse.de>
11768 PR tree-optimization/35411
11769 * tree-sra.c (sra_build_assignment): Split conversion to
11770 final type to a separate statement if we are not assigning
11773 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11775 * fold-const.c (fold_convertible_p): Correct the logic to follow
11776 that in fold_convert().
11778 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11781 * tree-inline.c (build_duplicate_type): When we make a
11782 duplicate type, make it unique in the canonical types system.
11784 2008-02-29 Tom Tromey <tromey@redhat.com>
11786 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11787 input_file_stack_history, input_file_stack_restored): Remove.
11788 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11789 * input.h (struct file_stack): Remove.
11790 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11791 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11793 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11795 (diagnostic_last_module_changed): Add 'map' argument.
11796 (diagnostic_set_last_function): Likewise.
11797 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11798 line map, not input_file_stack.
11799 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11801 2008-02-29 Paul Brook <paul@codesourcery.com>
11803 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11805 2008-02-29 Paul Brook <paul@codesourcery.com>
11807 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11809 2008-02-29 Richard Guenther <rguenther@suse.de>
11811 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11813 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11814 value for comparing for a store match.
11815 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11816 (try_to_simplify): Do not do a full-blown reference lookup.
11818 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11820 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11821 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11823 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11825 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11827 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11828 strides against cache sizes.
11830 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11832 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11835 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11837 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11838 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11839 is smaller than the original promoted value.
11840 (simplify_subreg): If OP is a SUBREG, try to preserve its
11841 SUBREG_PROMOTED_VAR_P information.
11843 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11845 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11846 (VN_INFO_GET): Allocate new objects on the obstack.
11847 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11848 for rpo_numbers_temp, for consistency.
11849 (free_scc_vn): Free the obstack.
11851 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11853 * doc/invoke.texi: Document -ftree-loop-distribution.
11854 * tree-loop-distribution.c: New.
11855 * tree-pass.h (pass_loop_distribution): New.
11856 * graphds.h (struct graph): Add htab_t indices.
11857 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11858 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11859 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11860 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11861 * tree-data-ref.c (debug_data_dependence_relations): New.
11862 (dump_data_dependence_relation): Also print data references.
11863 (free_data_ref): Extern.
11864 (same_access_functions): Moved...
11865 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11866 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11867 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11868 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11869 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11870 (stmts_from_loop): Skip LABEL_EXPR.
11871 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11873 (build_rdg): Initialize rdg->indices htab.
11874 (free_rdg, stores_from_loop, ref_base_address,
11875 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11876 have_similar_memory_accesses_1, ref_base_address_1,
11877 remove_similar_memory_refs): New.
11878 * tree-data-ref.h: Depend on tree-chrec.h.
11879 (debug_data_dependence_relations, free_data_ref): Declared.
11880 (same_access_functions): ... here.
11881 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11883 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11884 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11885 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11886 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11887 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11888 rdg_vertex_for_stmt): Declared.
11889 (struct rdg_edge): Add level.
11891 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11892 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11894 (rdg_has_similar_memory_accesses): New.
11895 * tree-vect-analyze.c: Remove unused static decls.
11896 * lambda.h (dependence_level): New.
11897 * common.opt (ftree-loop-distribution): New.
11898 * tree-flow.h (mark_virtual_ops_in_bb,
11899 slpeel_tree_duplicate_loop_to_edge_cfg,
11900 rename_variables_in_loop): Declared.
11901 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11902 (OBJS-common): Add tree-loop-distribution.o.
11903 (tree-loop-distribution.o): New rule.
11904 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11905 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11906 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11908 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11911 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11912 other than structures and unions.
11914 2008-02-28 Richard Guenther <rguenther@suse.de>
11917 2008-02-26 Richard Guenther <rguenther@suse.de>
11919 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11920 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11921 (lookup_decl_from_uid): Declare.
11922 (remove_decl_from_map): Likewise.
11923 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11924 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11925 (decl_for_uid_map): New global hashtable mapping DECL_UID
11927 (init_ttree): Allocate it.
11928 (insert_decl_to_uid_decl_map): New helper function.
11929 (make_node_stat): Insert new decls into the map.
11930 (copy_node_stat): Likewise.
11931 (lookup_decl_from_uid): New function.
11932 (remove_decl_from_map): Likewise.
11933 (print_decl_for_uid_map_statistics): New helper.
11934 (dump_tree_statistics): Call it.
11936 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11937 (referenced_var_iterator): Adjust.
11938 (FOR_EACH_REFERENCED_VAR): Adjust.
11939 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11940 (num_referenced_vars): Adjust.
11941 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11942 (first_referenced_var): Remove.
11943 (end_referenced_vars_p): Likewise.
11944 (next_referenced_var): Likewise.
11945 (referenced_var_iterator_set): New helper function.
11946 * tree-dfa.c (referenced_var_lookup): Adjust.
11947 (referenced_var_check_and_insert): Likewise.
11948 (remove_referenced_var): Likewise.
11949 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11950 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11951 (verify_call_clobbering): Likewise.
11952 (verify_memory_partitions): Likewise.
11953 (init_tree_ssa): Allocate bitmap instead of hashtable for
11955 (delete_tree_ssa): Adjust.
11956 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11957 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11958 (compute_tag_properties): Likewise.
11959 (set_initial_properties): Likewise.
11960 (find_partition_for): Likewise.
11961 (update_reference_counts): Likewise.
11962 (dump_may_aliases_for): Likewise.
11963 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11964 (add_call_clobber_ops): Likewise.
11965 (add_call_read_ops): Likewise.
11966 (get_asm_expr_operands): Likewise.
11967 * tree-into-ssa.c (dump_decl_set): Likewise.
11968 (update_ssa): Likewise.
11969 * tree-sra.c (scan_function): Likewise.
11970 (decide_instantiations): Likewise.
11971 (scalarize_parms): Likewise.
11972 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11973 (dsa_named_for): Likewise.
11974 * tree-ssa-structalias.c (update_alias_info): Likewise.
11975 (merge_smts_into): Likewise.
11977 2008-02-27 David Daney <ddaney@avtrex.com>
11980 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11981 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11982 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11983 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11984 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11986 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11989 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11990 (BUILT_IN_NEXTTOWARD): Remove.
11991 (BUILT_IN_NEXTTOWARDF): Ditto.
11992 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11993 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11995 2008-02-27 Tom Tromey <tromey@redhat.com>
11997 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11998 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
12000 2008-02-27 Jan Beulich <jbeulich@novell.com>
12002 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
12003 update the respective field on newdecl.
12005 2008-02-27 Revital Eres <eres@il.ibm.com>
12007 PR rtl-optimization/34999
12008 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
12009 crossing edges that ends with a call insn.
12010 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
12011 call insn and clear the EDGE_CROSSING flag of the crossing edge
12012 when fixing fallthru edges.
12014 2008-02-27 Richard Guenther <rguenther@suse.de>
12016 PR middle-end/35390
12017 * fold-const.c (fold_unary): Return the correct argument,
12018 converted to the result type.
12020 2008-02-27 Richard Guenther <rguenther@suse.de>
12022 PR middle-end/34971
12023 * expr.c (expand_expr_real_1): Assert on rotates that operate
12025 * fold-const.c (fold_binary): Use the types precision, not the
12026 bitsize of the mode if folding rotate expressions. Build rotates
12027 only for full modes.
12029 2008-02-27 Jakub Jelinek <jakub@redhat.com>
12031 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
12032 and CPP_PRAGMA_EOL.
12033 * c-pragma.c (pragma_ns_name): New typedef.
12034 (registered_pp_pragmas): New variable.
12035 (c_pp_lookup_pragma): New function.
12036 (c_register_pragma_1): If flag_preprocess_only, do nothing
12037 for non-expanded pragmas, for expanded ones push pragma's
12038 namespace and name into registered_pp_pragmas vector.
12039 (c_invoke_pragma_handler): Register OpenMP pragmas even when
12040 flag_preprocess_only, don't register GCC pch_preprocess
12041 pragma if flag_preprocess_only.
12042 * c-opts.c (c_common_init): Call init_pragma even if
12043 flag_preprocess_only.
12044 * c-pragma.c (c_pp_lookup_pragma): New prototype.
12045 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
12046 cpp_register_pragma if flag_preprocess_only.
12048 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12051 * c-parser.c (c_parser_translation_unit): Warn for empty
12052 translation unit, not empty source file.
12054 2008-02-26 Paul Brook <paul@codesourcery.com>
12056 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
12057 operand for Thumb-2.
12058 * config/arm/arm.h (reg_class): Add CORE_REGS.
12059 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
12060 (BASE_REG_CLASS): Use CORE_REGS.
12061 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
12062 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
12063 (REGNO_OK_FOR_INDEX_P): Exclude SP.
12064 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
12065 ARM_REGNO_OK_FOR_INDEX_P.
12066 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
12067 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
12068 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
12069 (ldm/stm peepholes): Ditto.
12070 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
12071 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
12072 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
12073 * config/arm/constraints.md: Enable "k" constraint on ARM.
12075 2008-02-27 Ben Elliston <bje@au.ibm.com>
12077 * config/rs6000/rs6000.c: Annotate cache line size field in all
12078 instances of struct processor_costs.
12080 2008-02-26 David Edelsohn <edelsohn@gnu.org>
12082 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
12083 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
12084 jump_bypass): New counters.
12085 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
12086 * dce.c (gate_ud_dce): Same.
12087 (gate_fast_dce): Same.
12088 * dse.c (gate_dse1): New function.
12089 (gate_dse2): New function.
12090 (gate_dse): Merge results of new gate functions.
12091 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
12092 (gate_handle_jump_bypass): Add dbg_cnt.
12093 (gate_handle_gcse): Add dbg_cnt.
12094 * ifcvt.c (gate_handle_if_conversion): Same.
12095 (gate_handle_if_after_combine): Same.
12096 (gate_handle_if_after_reload): Same.
12097 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
12099 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
12101 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
12103 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
12105 2008-02-26 Jason Merrill <jason@redhat.com>
12108 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
12109 alone if it's the naming decl for the type's main variant.
12111 2008-02-26 Tom Tromey <tromey@redhat.com>
12113 * system.h (USE_MAPPED_LOCATION): Poison.
12114 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
12115 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
12116 (make_goto_expr_edges): Likewise.
12117 (remove_bb): Likewise.
12118 (execute_warn_function_return): Likewise.
12119 * basic-block.h (struct edge_def) <goto_locus>: Change type to
12121 * c-common.c (fname_decl): Remove old location code.
12122 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
12124 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
12126 (ASM_INPUT_SOURCE_LOCATION): Likewise.
12127 (gen_rtx_ASM_INPUT): Likewise.
12128 (gen_rtx_ASM_INPUT_loc): Likewise.
12129 (get_rtx_asm_OPERANDS): Remove.
12130 * cfglayout.c (insn_locators_alloc): Remove old location code.
12131 (set_curr_insn_source_location): Likewise.
12132 (curr_insn_locator): Likewise.
12133 * print-tree.c (print_node): Remove old location code.
12134 * tree-mudflap.c (mf_varname_tree): Remove old location code.
12135 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
12136 * cfgexpand.c (expand_gimple_cond_expr): Don't use
12137 location_from_locus.
12138 (construct_exit_block): Remove old location code.
12139 * emit-rtl.c (force_next_line_note): Remove old location code.
12140 * profile.c (branch_prob): Remove old location code.
12141 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
12142 LOC_LINE): Remove old-location variants.
12143 * langhooks.c (lhd_print_error_function): Remove old location
12145 * configure, config.in: Rebuilt.
12146 * configure.ac (--enable-mapped-location): Remove.
12147 * c-decl.c (c_init_decl_processing): Remove old location code.
12148 (finish_function): Likewise.
12149 * recog.c (decode_asm_operands): Remove old location code.
12150 * c-pch.c (c_common_read_pch): Remove old location code.
12151 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
12153 * gimple-low.c (lower_function_body): Remove old location code.
12154 * toplev.c (unknown_location): Remove.
12155 (push_srcloc): Remove old-location variant.
12156 (process_options): Remove old location code.
12157 (lang_dependent_init): Likewise.
12158 * input.h (UNKNOWN_LOCATION): Move definition.
12159 (location_t): Undeprecate.
12160 (source_locus): Remove.
12161 (location_from_locus): Remove.
12162 (struct location_s): Remove.
12163 Remove all old-location code.
12164 (input_line, input_filename): Remove.
12165 * final.c (final_scan_insn): Remove old location code.
12166 * diagnostic.c (diagnostic_build_prefix): Remove
12167 USE_MAPPED_LOCATION test.
12168 * tree.h (gimple_stmt) <locus>: Now a location_t.
12169 (tree_exp) <locus>: Likewise.
12170 (DECL_IS_BUILTIN): Remove old-location variant.
12171 (annotate_with_file_line, annotate_with_locus): Likewise.
12172 (expr_locus, set_expr_locus): Update.
12173 * tree.c (build1_stat): Remove old location code.
12174 (last_annotated_node): Remove.
12175 (annotate_with_file_line): Remove old-location variant.
12176 (annotate_with_locus): Likewise.
12177 (expr_location): Remove old location code.
12178 (set_expr_location): Likewise.
12179 (expr_has_location): Likewise.
12180 (expr_locus): Likewise.
12181 (set_expr_locus): Likewise.
12182 (expr_filename): Don't use location_from_locus.
12183 (expr_lineno): Likewise.
12184 * rtl-error.c (location_for_asm): Remove old location code.
12185 * c-lex.c (cb_line_change): Remove old location code.
12186 (fe_file_change): Likewise.
12187 (cb_def_pragma): Likewise.
12188 (c_lex_with_flags): Likewise.
12189 * gengtype.c (do_typedef): Don't special-case location types.
12190 (define_location_structures): Remove.
12191 (main): Don't call define_location_structures.
12192 * tree-pretty-print.c (dump_implicit_edges): Remove old location
12195 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12198 * builtins.def (BUILT_IN_STDARG_START): Remove.
12199 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
12200 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12201 * tree-inline.c (inline_forbidden_p_1): Likewise.
12203 2008-02-26 Richard Guenther <rguenther@suse.de>
12205 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12206 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12207 (lookup_decl_from_uid): Declare.
12208 (remove_decl_from_map): Likewise.
12209 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12210 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12211 (decl_for_uid_map): New global hashtable mapping DECL_UID
12213 (init_ttree): Allocate it.
12214 (insert_decl_to_uid_decl_map): New helper function.
12215 (make_node_stat): Insert new decls into the map.
12216 (copy_node_stat): Likewise.
12217 (lookup_decl_from_uid): New function.
12218 (remove_decl_from_map): Likewise.
12219 (print_decl_for_uid_map_statistics): New helper.
12220 (dump_tree_statistics): Call it.
12222 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12223 (referenced_var_iterator): Adjust.
12224 (FOR_EACH_REFERENCED_VAR): Adjust.
12225 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12226 (num_referenced_vars): Adjust.
12227 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12228 (first_referenced_var): Remove.
12229 (end_referenced_vars_p): Likewise.
12230 (next_referenced_var): Likewise.
12231 (referenced_var_iterator_set): New helper function.
12232 * tree-dfa.c (referenced_var_lookup): Adjust.
12233 (referenced_var_check_and_insert): Likewise.
12234 (remove_referenced_var): Likewise.
12235 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12236 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12237 (verify_call_clobbering): Likewise.
12238 (verify_memory_partitions): Likewise.
12239 (init_tree_ssa): Allocate bitmap instead of hashtable for
12241 (delete_tree_ssa): Adjust.
12242 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12243 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12244 (compute_tag_properties): Likewise.
12245 (set_initial_properties): Likewise.
12246 (find_partition_for): Likewise.
12247 (update_reference_counts): Likewise.
12248 (dump_may_aliases_for): Likewise.
12249 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12250 (add_call_clobber_ops): Likewise.
12251 (add_call_read_ops): Likewise.
12252 (get_asm_expr_operands): Likewise.
12253 * tree-into-ssa.c (dump_decl_set): Likewise.
12254 (update_ssa): Likewise.
12255 * tree-sra.c (scan_function): Likewise.
12256 (decide_instantiations): Likewise.
12257 (scalarize_parms): Likewise.
12258 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12259 (dsa_named_for): Likewise.
12260 * tree-ssa-structalias.c (update_alias_info): Likewise.
12261 (merge_smts_into): Likewise.
12263 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12266 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
12267 * c-opts.c (c_common_handle_option): Wall enables
12268 Wvolatile-register-var.
12269 * common.opt: Move Wvolatile-register-var to...
12272 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12274 * common.opt (Wlarger-than=): New.
12275 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
12277 * opts.c (common_handle_option): Handle -Wlarger-than=.
12278 * optc-gen.awk: Likewise.
12279 * opth-gen.awk: Likewise.
12280 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
12281 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12283 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12285 * c-common.c (match_case_to_enum_1): Add appropriate
12286 OPT_W* parameter to warning.
12287 (c_do_switch_warnings): Likewise.
12288 * c-typeck.c (warning_init): Add one more parameter following
12289 'warning' function.
12290 (push_init_level): Update call to warning_init.
12291 (pop_init_level): Likewise.
12292 (add_pending_init): Likewise.
12293 (output_init_element: Likewise.
12295 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12298 * toplev.c (toplev_main): If there are warnings or error, print
12299 errors for ignored options.
12300 * opts.c (ignored_options): New static variable.
12301 (postpone_unknown_option_error): New.
12302 (print_ignored_options): New.
12303 (handle_option): Postpone errors for unknown -Wno-* options.
12304 * opts.h (print_ignored_options): Declare.
12306 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
12308 * config/mips/mips.md (loadgp_blockage, blockage): Change type
12311 2008-02-25 Richard Guenther <rguenther@suse.de>
12314 2008-02-25 Richard Guenther <rguenther@suse.de>
12316 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12317 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12318 (lookup_decl_from_uid): Declare.
12319 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12320 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12321 (decl_for_uid_map): New global hashtable mapping DECL_UID
12323 (init_ttree): Allocate it.
12324 (insert_decl_to_uid_decl_map): New helper function.
12325 (make_node_stat): Insert new decls into the map.
12326 (copy_node_stat): Likewise.
12327 (lookup_decl_from_uid): New function.
12328 (print_decl_for_uid_map_statistics): New helper.
12329 (dump_tree_statistics): Call it.
12331 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12332 (referenced_var_iterator): Adjust.
12333 (FOR_EACH_REFERENCED_VAR): Adjust.
12334 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12335 (num_referenced_vars): Adjust.
12336 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12337 (first_referenced_var): Remove.
12338 (end_referenced_vars_p): Likewise.
12339 (next_referenced_var): Likewise.
12340 (referenced_var_iterator_set): New helper function.
12341 * tree-dfa.c (referenced_var_lookup): Adjust.
12342 (referenced_var_check_and_insert): Likewise.
12343 (remove_referenced_var): Likewise.
12344 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12345 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12346 (verify_call_clobbering): Likewise.
12347 (verify_memory_partitions): Likewise.
12348 (init_tree_ssa): Allocate bitmap instead of hashtable for
12350 (delete_tree_ssa): Adjust.
12351 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12352 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12353 (compute_tag_properties): Likewise.
12354 (set_initial_properties): Likewise.
12355 (find_partition_for): Likewise.
12356 (update_reference_counts): Likewise.
12357 (dump_may_aliases_for): Likewise.
12358 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12359 (add_call_clobber_ops): Likewise.
12360 (add_call_read_ops): Likewise.
12361 (get_asm_expr_operands): Likewise.
12362 * tree-into-ssa.c (dump_decl_set): Likewise.
12363 (update_ssa): Likewise.
12364 * tree-sra.c (scan_function): Likewise.
12365 (decide_instantiations): Likewise.
12366 (scalarize_parms): Likewise.
12367 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12368 (dsa_named_for): Likewise.
12369 * tree-ssa-structalias.c (update_alias_info): Likewise.
12370 (merge_smts_into): Likewise.
12372 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12375 * doc/invoke.texi (-fcx-limited-range): Document new option.
12376 * toplev.c (process_options): Handle -fcx-fortran-rules.
12377 * common.opt: Add documentation for -fcx-fortran-rules.
12379 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12382 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
12383 actual behaviour and C99.
12385 2008-02-26 Ben Elliston <bje@au.ibm.com>
12387 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
12388 (ASM_CPU_POWER6_SPEC): Likewise.
12389 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
12390 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
12391 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
12393 2008-02-25 Richard Guenther <rguenther@suse.de>
12395 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12396 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12397 (lookup_decl_from_uid): Declare.
12398 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12399 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12400 (decl_for_uid_map): New global hashtable mapping DECL_UID
12402 (init_ttree): Allocate it.
12403 (insert_decl_to_uid_decl_map): New helper function.
12404 (make_node_stat): Insert new decls into the map.
12405 (copy_node_stat): Likewise.
12406 (lookup_decl_from_uid): New function.
12407 (print_decl_for_uid_map_statistics): New helper.
12408 (dump_tree_statistics): Call it.
12410 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12411 (referenced_var_iterator): Adjust.
12412 (FOR_EACH_REFERENCED_VAR): Adjust.
12413 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12414 (num_referenced_vars): Adjust.
12415 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12416 (first_referenced_var): Remove.
12417 (end_referenced_vars_p): Likewise.
12418 (next_referenced_var): Likewise.
12419 (referenced_var_iterator_set): New helper function.
12420 * tree-dfa.c (referenced_var_lookup): Adjust.
12421 (referenced_var_check_and_insert): Likewise.
12422 (remove_referenced_var): Likewise.
12423 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12424 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12425 (verify_call_clobbering): Likewise.
12426 (verify_memory_partitions): Likewise.
12427 (init_tree_ssa): Allocate bitmap instead of hashtable for
12429 (delete_tree_ssa): Adjust.
12430 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12431 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12432 (compute_tag_properties): Likewise.
12433 (set_initial_properties): Likewise.
12434 (find_partition_for): Likewise.
12435 (update_reference_counts): Likewise.
12436 (dump_may_aliases_for): Likewise.
12437 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12438 (add_call_clobber_ops): Likewise.
12439 (add_call_read_ops): Likewise.
12440 (get_asm_expr_operands): Likewise.
12441 * tree-into-ssa.c (dump_decl_set): Likewise.
12442 (update_ssa): Likewise.
12443 * tree-sra.c (scan_function): Likewise.
12444 (decide_instantiations): Likewise.
12445 (scalarize_parms): Likewise.
12446 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12447 (dsa_named_for): Likewise.
12448 * tree-ssa-structalias.c (update_alias_info): Likewise.
12449 (merge_smts_into): Likewise.
12451 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
12454 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
12455 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
12456 * alias.h (nonoverlapping_memrefs_p): Likewise.
12458 2008-02-25 Jan Beulich <jbeulich@novell.com>
12460 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
12461 * config/i386/netware-libgcc.exp: Add __bswap?i2,
12462 __emultls_get_address, __emultls_register_common,
12463 __floatundi?f, and _Unwind_GetIPInfo.
12464 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
12465 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
12466 (gen_regparm_prefix): Likewise.
12467 (i386_nlm_encode_section_info): Sync with
12468 config/i386/winnt.c:i386_pe_encode_section_info().
12469 (i386_nlm_maybe_mangle_decl_assembler_name): New.
12470 i386_nlm_mangle_decl_assembler_name): New.
12471 (netware_override_options): New.
12472 * config/i386/netware.h (netware_override_options): Declare.
12473 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
12474 (i386_nlm_mangle_decl_assembler_name): Declare.
12475 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
12477 2008-02-25 Ben Elliston <bje@au.ibm.com>
12480 * c-decl.c (grokdeclarator): Remove unused local variables
12481 `typedef_type' and `type_as_written'.
12483 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12484 unused local variable `has_hot_blocks'.
12485 (fix_crossing_conditional_branches): Remove unused local variable
12488 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
12490 PR middle-end/19984
12491 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
12492 using DEF_C99_BUILTIN.
12493 (BUILT_IN_NANF): Ditto.
12494 (BUILT_IN_NANL): Ditto.
12496 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
12497 Revital Eres <eres@il.ibm.com>
12499 * modulo-sched.c (calculate_must_precede_follow): Address TODO
12500 regarding the order of two dependent insns in the same row.
12502 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
12504 * stor-layout.c (layout_decl): Do not bump the alignment of a
12505 bit-field to more than byte alignment if it is packed.
12507 2008-02-24 David Edelsohn <edelsohn@gnu.org>
12509 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
12512 2008-02-24 Diego Novillo <dnovillo@google.com>
12514 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
12517 * tree-vrp.c (vrp_evaluate_conditional): With
12518 -Wtype-limits, emit a warning when comparing against a
12519 constant outside the natural range of OP0's type.
12520 * c.opt (Wtype-limits): Move ...
12521 * common.opt (Wtype-limits): ... here.
12523 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
12525 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
12526 * config/rs6000/e300c2c3.md: New file.
12527 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12529 (rs6000_override_options): Add e300c2 and e300c3 cases to
12530 processor_target_table. Do not allow usage of Altivec or Spe
12531 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
12532 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
12533 * config/rs6000/rs6000.h (processor_type): Add
12534 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
12535 (ASM_CPU_SPEC): Add e300c2 and e300c3.
12536 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
12537 and ppce300c3. Include e300c2c3.md.
12539 2008-02-23 David Edelsohn <edelsohn@gnu.org>
12541 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
12542 instead of TARGET_STRICT_ALIGN.
12544 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12546 * explow.c (memory_address): Assert that the generated address is
12549 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12552 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12553 * config/darwin-ppc-ldouble-patch.def: New file.
12554 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12555 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12556 SUBTARGET_INIT_BUILTINS if defined.
12557 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12560 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12563 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12564 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12566 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12569 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12570 file" warning condtional on -Winvalid-PCH.
12572 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12574 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12576 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12580 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12581 prevent reload from using MMX registers.
12582 (*mov<mode>_internal): Ditto.
12583 (*movv2sf_internal_rex64): Ditto.
12584 (*movv2sf_internal): Ditto.
12586 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12588 PR documentation/31569
12589 * doc/install.texi2html: Use makeinfo --no-number-sections.
12591 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12593 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12594 ensure that we can address an entire entity > 8 bytes. Don't
12595 generate reg+reg addressing for such data.
12597 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12599 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
12600 strings when optimizing for size, unless the target cares about
12603 2008-02-22 Tom Tromey <tromey@redhat.com>
12605 * regclass.c (current_pass): Remove declaration.
12607 2008-02-22 Anatoly Sokolov <aesok@post.ru>
12609 * config/avr/libgcc.S (__RAMPZ__): Define.
12610 (__do_copy_data): Add for devices with 128KB code memory.
12612 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12614 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12616 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
12618 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
12620 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
12623 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12626 * c-typeck.c (build_binary_op): Warn about floating point
12627 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12629 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12632 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12633 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12635 (rs6000_override_options): Set altivec_abi as default, not override,
12636 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12637 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12638 is used; use new member spe_abi.
12639 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12640 spe_abi and altivec_abi.
12642 2008-02-22 Tomas Bily <tbily@suse.cz>
12644 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12646 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12649 * config.build (build_file_translate): Set to `CMD //c' only if
12651 * Makefile.in (build_file_translate): Improve comment.
12653 2008-02-21 Jan Hubicka <jh@suse.cz>
12655 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12656 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12657 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12659 2008-02-21 Michael Matz <matz@suse.de>
12662 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12664 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12666 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12667 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12668 as insn constraint.
12669 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12670 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12671 SSE_VEC_FLOAT_MODE_P as insn constraint.
12672 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12673 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12674 sse4a_movntdf using MODEF mode iterator.
12675 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12676 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12677 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12678 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12679 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12680 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12681 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12683 2008-02-21 Richard Guenther <rguenther@suse.de>
12685 * tree.def (PAREN_EXPR): New tree code.
12686 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12688 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12689 * expr.c (expand_expr_real_1): Likewise.
12690 * tree-inline.c (estimate_num_insns_1): Likewise.
12691 * tree-complex.c (expand_complex_move): Likewise.
12692 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12695 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12698 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12700 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12703 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12705 * config/sh/sh.c (find_barrier): Don't go past
12706 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12708 2008-02-20 DJ Delorie <dj@redhat.com>
12710 * config/h8300/h8300.md (insv): Force source operand to be a register.
12712 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12713 as a jump, not as a plain insn.
12715 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12717 * doc/invoke.texi (Warning Options): Add new option
12718 -Wframe-larger-than=.
12719 (-Wframe-larger-than): Document.
12721 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12722 Add declarations for new option variables.
12724 * final.c (final_start_function): Check the frame size
12725 before emission and issue a Wframe-larger-than warning.
12727 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12728 Add definitions for new option variables.
12729 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12731 * common.opt (Wframe-larger-than=): New option.
12733 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12735 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12736 (<sse>_div<mode>3): Ditto.
12737 (<sse>_vmdiv<mode>3): Ditto.
12738 (<sse>_vmsqrt<mode>2): Ditto.
12739 (*smax<mode>3): Ditto.
12740 (sse5_frcz<mode>2): Ditto.
12741 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12742 as insn constraint.
12744 2008-02-20 Richard Guenther <rguenther@suse.de>
12746 PR middle-end/35265
12747 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12748 be happy with INTEGRAL_TYPE_P.
12750 2008-02-20 Richard Guenther <rguenther@suse.de>
12752 * fold-const.c (split_tree): Associate floatig-point expressions
12753 if flag_associative_math is set.
12755 2008-02-20 Richard Guenther <rguenther@suse.de>
12757 * tree.h (fold_real_zero_addition_p): Declare.
12758 * fold-const.c (fold_real_zero_addition_p): Export.
12759 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12760 floating-point operations with zero and one.
12762 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12764 * doc/install.texi: Correct references to CFLAGS, replacing them
12765 with BOOT_CFLAGS. Document flags used during bootstrap for
12768 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12770 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12771 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12772 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12774 (smin<mode>3): Ditto from similar patterns.
12775 (smax<mode>3): Ditto.
12776 (*ieee_smin<mode>3): Ditto.
12777 (*ieee_smax<mode>3): Ditto.
12778 * config/i386/sse.md (sse): New mode attribute.
12779 (mov<mode>): Macroize expander from movv4sf and movv2df using
12780 SSEMODEF2P mode iterator.
12781 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12782 SSE_VEC_FLOAT_MODE_P as insn constraint.
12783 (storent<mode>): Ditto.
12784 (storent<mode>): Macroize expander from storentsf and storentdf using
12785 MODEF mode iterator.
12786 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12787 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12788 (abs<mode>2): Ditto from similar patterns.
12789 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12790 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12791 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12792 (<sse>_vmsqrt<mode>2): Ditto.
12793 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12794 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12795 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12796 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12797 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12798 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12799 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12801 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12802 iterator and SSE_FLOAT_MODE_P as insn constraint.
12803 (<sse>_ucomi): Ditto from similar patterns.
12804 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12805 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12806 SSE_VEC_FLOAT_MODE_P as insn constraint.
12807 (vcond<mode>): Ditto from similar patterns.
12808 (and<mode>3, *and<mode>3): Ditto.
12809 (<sse>_nand<mode>3): Ditto.
12810 (ior<mode>3, *ior<mode>3): Ditto.
12811 (xor<mode>3, *xor<mode>3): Ditto.
12812 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12813 iterator and SSE_FLOAT_MODE_P as insn constraint.
12814 (*nand<mode>3): Ditto from similar patterns.
12815 (*ior<mode>3): Ditto.
12816 (*xor<mode>3): Ditto.
12818 2008-02-20 Ira Rosen <irar@il.ibm.com>
12820 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12821 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12822 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12824 2008-02-19 Jan Hubicka <jh@suse.cz>
12826 * predict.c (tree_bb_level_predictions): Remove variable next
12827 mistakely introduced by previous commit.
12829 2008-02-19 Jan Hubicka <jh@suse.cz>
12831 * predict.c (predict_paths_leading_to): Rewrite.
12832 (predict_paths_for_bb): New.
12833 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12835 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12838 * Makefile.in (build_file_translate): New.
12839 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12840 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12841 * configure.ac (build_file_translate): Substitute it.
12842 * configure: Regenerate.
12844 2008-02-19 Jan Hubicka <jh@suse.cz>
12846 PR rtl-optimization/34408
12847 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12850 2008-02-19 Jan Hubicka <jh@suse.cz>
12852 PR middle-end/28779
12853 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12856 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12859 * config/i386/i386-modes.def: Revert the last DI alignment
12860 change until Ada people can look into it.
12862 2008-02-19 Nick Clifton <nickc@redhat.com>
12864 * opts.c (print_specific_help): Fix typo in --help text.
12866 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12869 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12870 32-bit inline asm without asm alternatives for host GCC < 3.0.
12872 2008-02-19 Richard Guenther <rguenther@suse.de>
12874 PR tree-optimization/34989
12875 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12876 Allow propagation to INDIRECT_REF if we can simplify only.
12878 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12880 * c-common.c (warn_for_collisions_1): Use appropriate option when
12883 2008-02-19 Nick Clifton <nickc@redhat.com>
12886 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12887 (handle_options): Fix indentation.
12888 (print_filtered_help): If no language-specific options were
12889 displayed tell the user how to list all the options supported by
12890 the language's front-end.
12891 (print_specific_help): Fix indentation and remove duplicate line.
12892 (common_handle_option): Handle the -v option.
12893 For --help enable the display of undocumented options if the -v
12894 switch has been included on the command line.
12895 For --help= check for overlaps in the arguments between the option
12896 classes and the language names and issue a warning when they
12897 cannot be disambiguated.
12898 * c.opt (v): Pass on to the common option handler.
12900 2008-02-19 Revital Eres <eres@il.ibm.com>
12902 * modulo-sched.c (sms_schedule): Change dump message when
12903 create_ddg function fails.
12904 (try_scheduling_node_in_cycle): Rename row to cycle.
12905 (print_partial_schedule): Rename CYCLE to ROW.
12907 2008-02-19 Christian Bruel <christian.bruel@st.com>
12908 Zdenek Dvorak <ook@ucw.cz>
12910 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12912 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12915 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12916 (*x86_movdicc_0_m1_se): Ditto.
12918 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12920 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12921 (CMPtype): Define as __gcc_CMPtype.
12922 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12923 (CMPtype): Define as __gcc_CMPtype.
12925 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12927 Support valgrind 3.3 for --enable-checking=valgrind.
12928 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12930 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12931 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12932 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12933 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12934 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12935 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12936 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12938 * ggc-zone.c: Similar.
12939 * ggc-page.c: Similar.
12941 2008-02-19 Paul Brook <paul@codesourcery.com>
12944 * config/arm/ieee754-df.S: Fix do_it typo.
12945 * config/arm/ieee754-sf.S: Fix do_it typo.
12947 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12950 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12951 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12952 (OPTION_MASK_ISA_SSE_SET): Likewise.
12953 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12954 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12955 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12956 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12957 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12958 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12959 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12960 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12961 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12962 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12963 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12964 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12965 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12966 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12967 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12968 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12969 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12970 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12971 (OPTION_MASK_ISA_SSE4): Removed.
12972 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12973 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12974 (override_options): Don't turn on implied SSE/MMX bits in
12977 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12979 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12982 2008-02-18 Joey Ye <joey.ye@intel.com>
12984 PR middle-end/34921
12985 * tree-nested.c (insert_field_into_struct): Set type alignment
12986 to field alignment if the former is less than the latter.
12988 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12990 * BASE-VER: Set to 4.4.0.
12992 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12994 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12995 * doc/cfg.texi: Likewise.
12996 * doc/extend.texi: Likewise.
12997 * doc/gty.texi: Likewise.
12998 * doc/invoke.texi: Likewise.
12999 * doc/loop.texi: Likewise.
13000 * doc/md.texi: Likewise.
13001 * doc/passes.texi: Likewise.
13002 * doc/rtl.texi: Likewise.
13003 * doc/sourcebuild.texi: Likewise.
13004 * doc/tm.texi: Likewise.
13005 * doc/tree-ssa.texi: Likewise.
13007 2008-02-17 Richard Guenther <rguenther@suse.de>
13009 PR middle-end/35227
13010 * tree-complex.c (init_parameter_lattice_values): Handle parameters
13011 without default definition.
13013 2008-02-17 Richard Guenther <rguenther@suse.de>
13015 PR tree-optimization/35231
13016 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
13019 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
13022 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13023 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13024 libgcc_cmp_return mode.
13026 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13029 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
13031 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
13033 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
13036 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13038 * doc/c-tree.texi: Use `@.' where appropriate.
13039 * doc/extend.texi: Likewise.
13040 * doc/install.texi: Likewise.
13041 * doc/invoke.texi: Likewise.
13042 * doc/loop.texi: Likewise.
13043 * doc/makefile.texi: Likewise.
13044 * doc/md.texi: Likewise.
13045 * doc/passes.texi: Likewise.
13046 * doc/standards.texi: Likewise.
13047 * doc/tm.texi: Likewise.
13049 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13051 PR middle-end/35196
13052 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
13054 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
13055 rather than in entry_bb.
13057 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13059 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
13060 libgcc_cmp_return mode.
13062 2008-02-15 Jakub Jelinek <jakub@redhat.com>
13064 PR middle-end/35130
13065 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
13066 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
13068 2008-02-15 Richard Guenther <rguenther@suse.de>
13069 Zdenek Dvorak <ook@ucw.cz>
13071 PR tree-optimization/35164
13072 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
13073 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
13074 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13075 Only propagate addresses which do not have abnormal SSA_NAMEs
13078 2008-02-15 Joseph Myers <joseph@codesourcery.com>
13081 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
13083 2008-02-15 Jan Hubicka <jh@suse.cz>
13085 PR middle-end/35149
13086 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
13088 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13090 PR middle-end/34621
13091 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
13092 when calculating alignment_pad.
13094 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
13096 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
13097 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
13098 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
13099 and STACK_BOUNDARY define.
13101 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
13103 PR preprocessor/35061
13104 * c-pragma.c (handle_pragma_pop_macro): Check that
13105 pushed_macro_table has been allocated.
13107 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
13109 PR middle-end/35136
13110 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
13111 (force_gimple_operand): Likewise.
13112 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
13113 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
13114 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
13115 (find_interesting_uses_address): Check addressability and alignment
13116 of the base expression only after substituting bases of IVs into it.
13118 2008-02-14 Michael Matz <matz@suse.de>
13121 * function.c (instantiate_virtual_regs_in_insn): Reload address
13122 before falling back to reloading the whole operand.
13124 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
13126 * config/s390/s390.c (s390_mainpool_start): Emit the pool
13127 before the first section switch note.
13129 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13131 * doc/bugreport.texi: Update copyright years.
13132 * doc/c-tree.texi: Likewise.
13133 * doc/cfg.texi: Likewise.
13134 * doc/cpp.texi: Likewise.
13135 * doc/cppinternals.texi: Likewise.
13136 * doc/fragments.texi: Likewise.
13137 * doc/frontends.texi: Likewise.
13138 * doc/gcc.texi: Likewise.
13139 * doc/gty.texi: Likewise.
13140 * doc/hostconfig.texi: Likewise.
13141 * doc/implement-c.texi: Likewise.
13142 * doc/libgcc.texi: Likewise.
13143 * doc/loop.texi: Likewise.
13144 * doc/makefile.texi: Likewise.
13145 * doc/options.texi: Likewise.
13146 * doc/passes.texi: Likewise.
13147 * doc/rtl.texi: Likewise.
13148 * doc/sourcebuild.texi: Likewise.
13149 * doc/standards.texi: Likewise.
13150 * doc/tree-ssa.texi: Likewise.
13151 * doc/trouble.texi: Likewise.
13153 * doc/extend.texi: Use @: or add comma where appropriate.
13154 * doc/invoke.texi: Likewise.
13155 * doc/tm.texi: Likewise.
13157 2008-02-14 Alan Modra <amodra@bigpond.net.au>
13160 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
13163 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
13165 * doc/md.texi (clz, ctz): Add reference.
13166 * doc/rtl.texi (clz, ctz): Likewise.
13168 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13171 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
13174 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
13176 * config/s390/s390.c (struct constant_pool): New field
13177 emit_pool_after added.
13178 (s390_mainpool_start): Set the emit_pool_after flag according
13179 to the section switch notes.
13180 (s390_mainpool_finish): Consider emit_pool_after when emitting
13181 the literal pool at the end of the function.
13182 (s390_chunkify_start): Force literal pool splits at section
13185 2008-02-13 Michael Matz <matz@suse.de>
13188 * var-tracking.c (clobber_variable_part): Correctly traverse the
13191 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13194 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
13195 Add -fdump-ipa-inline.
13196 * tree-dump.c (dump_files): Remove tree-inlined dump.
13197 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
13199 2008-02-12 Richard Guenther <rguenther@suse.de>
13201 PR tree-optimization/35171
13202 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
13205 2008-02-12 Richard Guenther <rguenther@suse.de>
13207 PR middle-end/35163
13208 * fold-const.c (fold_widened_comparison): Use get_unwidened in
13209 value-preserving mode. Disallow final truncation.
13211 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
13213 PR middle-end/35136
13214 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
13215 code from here to...
13216 (force_gimple_operand): ...here.
13218 2008-02-12 Jakub Jelinek <jakub@redhat.com>
13221 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
13222 non-compatible pointers.
13223 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
13224 different FIELD_DECLs, try harder by comparing field offsets, sizes
13227 PR inline-asm/35160
13228 * function.c (match_asm_constraints_1): Don't replace the same input
13231 2008-02-12 Anatoly Sokolov <aesok@post.ru>
13233 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
13234 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
13235 (expand_epilogue): Restore RAMPZ register.
13236 * config/avr/avr.md (RAMPZ_ADDR): New constant.
13238 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
13240 * config/i386/cygwin.asm: (__alloca): Correct calling
13241 convention and alignment.
13242 (__chkstk): Force 8 byte stack alignment.
13244 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
13245 Richard Guenther <rguenther@suse.de>
13247 PR tree-optimization/33992
13248 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
13249 the zero we compare against.
13251 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
13253 PR libfortran/35063
13254 * gthr-win32.h (__gthread_mutex_destroy_function): New function
13255 to CloseHandle after unlocking to prevent accumulation of handle
13258 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13260 PR middle_end/34150
13261 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
13262 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
13263 and update LABEL_NUSES during and after reload.
13265 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
13267 PR middle-end/34627
13268 * combine.c (simplify_if_then_else): Make sure the comparison is
13269 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
13271 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
13274 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
13275 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
13276 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
13277 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
13278 * tree.h (get_type_static_bounds): Likewise.
13280 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13282 * doc/invoke.texi (Option Summary, C++ Dialect Options)
13283 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13284 Make -Wfoo language annotations match what the compiler outputs.
13286 2008-02-08 Sa Liu <saliu@de.ibm.com>
13288 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
13289 intrinsics spu_convts, spu_convtu, spu_convtf.
13291 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
13293 * doc/extend.texi (Function Attributes) <noinline>: Mention
13294 asm ("") as method to keep calls.
13296 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13299 * doc/options.texi (Options): Replace references to opts.sh with
13301 * opts-common.c: Likewise.
13302 * optc-gen.awk: Likewise.
13304 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
13306 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
13308 2008-02-07 Richard Henderson <rth@redhat.com>
13311 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
13312 EXPR_LIST for the REG_EQUAL instead of a comparison with a
13315 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
13317 PR tree-optimization/35085
13318 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
13319 for operand entry oe2 in addition to operand entry oe3 in order to
13320 expose more opportunities for vectorizer sum reduction.
13322 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13325 * Makefile.in (LIBS): Remove $(GMPLIBS).
13326 (cc1-dummy, cc1): Add $(GMPLIBS).
13328 2008-02-06 Jan Hubicka <jh@suse.cz>
13331 * i386.md (moddf_integer): Do not produce partial memory stalls for
13332 targets where it hurts.
13334 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
13337 * optabs.c (expand_float): Do not check for decimal modes when
13338 expanding unsigned integer through signed conversion.
13340 2008-02-06 Nick Clifton <nickc@redhat.com>
13342 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
13343 inside the clobber with a match_operand and duplicated operand
13344 number in the constraint.
13345 (ineqbranchsi): Delete redundant comment.
13347 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
13349 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
13350 builtin_define ("__USE_INIT_FINI__").
13351 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
13353 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
13355 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13357 PR documentation/30330
13358 * doc/invoke.texi (C++ Dialect Options)
13359 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13360 For each warning option -Wfoo that allows -Wno-foo, ensure both
13361 -Wfoo and -Wno-foo are listed in the option index. Fix index
13362 entry of -Wswitch-default, index -Wnormalized= including the
13363 `=', and -Wlarger-than-@var{len} including @var{len}.
13365 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13367 * config/i386/i386.md (floatunssisf2): Use
13368 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
13369 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
13370 Macroize expander using MODEF mode iterator.
13372 2008-02-05 Diego Novillo <dnovillo@google.com>
13374 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
13377 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
13379 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13382 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
13384 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
13387 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
13388 to indicate if a message should be generated.
13389 (init_cumulative_args): Updated.
13390 (function_value_32): Likewise.
13392 2008-02-05 Joseph Myers <joseph@codesourcery.com>
13394 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
13396 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13399 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
13400 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
13402 2008-02-04 Diego Novillo <dnovillo@google.com>
13404 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
13407 * tree-vrp.c (vrp_evaluate_conditional): With
13408 -Wtype-limits, emit a warning when comparing against a
13409 constant outside the natural range of OP0's type.
13411 2008-02-04 Richard Guenther <rguenther@suse.de>
13413 PR middle-end/33631
13414 * expr.c (count_type_elements): Give for unions instead of
13417 2008-02-04 Richard Guenther <rguenther@suse.de>
13419 PR middle-end/35043
13420 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
13421 to TYPE_DOMAINs base type instead of using bitsizetype here.
13423 2008-02-03 Jason Merrill <jason@redhat.com>
13425 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
13427 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13430 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
13431 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
13432 (RS/6000 and PowerPC Options): Fix typos and markup.
13433 * doc/passes.texi (Tree-SSA passes): Likewise.
13435 2008-02-02 Michael Matz <matz@suse.de>
13438 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
13439 from record_last_reg_set_info.
13440 (record_last_reg_set_info): Take an RTX argument, iterate over all
13441 constituent hardregs.
13442 (record_last_set_info, record_opr_changes): Change calls to
13443 new signature or to record_last_reg_set_info_regno.
13445 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
13447 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
13449 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
13451 PR rtl-optimization/34773
13452 * reg-notes.def (EQUAL): Mention significance of combination of
13453 REG_EQUAL and REG_RETVAL.
13454 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
13455 insn that has a REG_RETVAL.
13457 2008-02-01 Roger Sayle <roger@eyesopen.com>
13460 * configure.ac (--enable-fixed-point): Disable unless explicitly
13462 * configure: Regenerate.
13464 2008-02-01 Richard Guenther <rguenther@suse.de>
13467 * invoke.texi (-finline-limit): Remove no longer true parts
13468 of the documentation. Note that there is no default value.
13470 2008-02-01 Andrew Pinski <pinskia@gmail.com>
13471 Mark Mitchell <mark@codesourcery.com>
13472 Ben Elliston <bje@au.ibm.com>
13475 * doc/extend.texi (Other Builtins): Document.
13477 2008-01-31 Tom Browder <tom.browder@gmail.com>
13479 * doc/c-tree.texi (Types): Fix grammar.
13480 (Expression trees): Ditto.
13481 * doc/passes.texi (Tree-SSA passes): Ditto.
13483 * doc/configterms.texi (Configure Terms): Fix typo.
13484 * doc/cpp.texi (Common Predefined Macros): Ditto.
13485 * doc/md.texi (Machine Constraints): Ditto.
13487 * doc/makefile.texi (Makefile): Add comma.
13489 2008-01-31 Tom Browder <tom.browder@gmail.com>
13490 Gerald Pfeifer <gerald@pfeifer.com>
13492 * doc/sourcebuild.texi (Front End): Remove references to CVS
13493 and CVSROOT/modules.
13494 (Texinfo Manuals): Replace reference to CVS by one to SVN.
13495 (Back End): Remove reference to CVS.
13497 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13500 * config/mips/mips.c (gen_load_const_gp): New function, taking a
13502 (mips16_gp_pseudo_reg): ...here.
13503 * config/mips/mips.md (load_const_gp): Replace with...
13504 (load_const_gp_<mode>): ...this :P-based insn.
13506 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13508 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
13509 options. Minor fixes.
13510 (-std): Move reference to standards closer to where language
13511 standards are first mentioned.
13513 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13515 PR rtl-optimization/34995
13516 * reload.c (alternative_allows_const_pool_ref): Take an rtx
13517 parameter and return a bool. If the rtx parameter is nonnull,
13518 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
13519 (find_reloads): Update call accordingly. Pass the new operand
13520 if it needed no address reloads, otherwise pass null.
13522 2008-01-30 Richard Henderson <rth@redhat.com>
13525 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
13526 for unbounded arrays.
13528 2008-01-30 Silvius Rus <rus@google.com>
13530 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
13532 2008-01-30 Jan Hubicka <jh@suse.cz>
13535 * i386.c (init_cumulative_args): Use real function declaration when
13538 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
13540 PR rtl-optimization/34998
13541 * global.c (build_insn_chain): Treat non-subreg_lowpart
13542 SUBREGs of pseudos as clobbering all the words covered by the
13543 SUBREG, not just all the bytes.
13544 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
13545 original df_ref rather than an extract parameter.
13546 (global_conflicts): Update call accordingly.
13548 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13550 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13551 the overflow check to make it easier to read.
13552 (__fixtfdi): Change the type of the ll member in union
13553 long_double to UDItype_x.
13555 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13557 PR middle-end/34969
13558 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13559 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13560 * tree-inline.c (fold_marked_statements): Call
13561 cgraph_update_edges_for_call_stmt if folding a call statement.
13562 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13563 debug_generic_stmt calls, reset it back afterwards.
13566 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13568 * c-typeck.c (build_external_ref): Don't pedwarn about
13569 static vars in current function's scope.
13571 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13573 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13575 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13578 * ipa-struct-reorg.c: Fix spelling.
13579 * params.def: Ditto.
13581 2008-01-29 Richard Guenther <rguenther@suse.de>
13583 PR middle-end/35006
13584 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13586 * tree-inline.c (remap_type): Increment remapping_type_depth
13587 around remapping types.
13588 (copy_body_r): Only add referenced variables if they are referenced
13589 from code, not types.
13591 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
13602 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
13603 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
13605 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
13608 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
13609 pointer for tiny stack.
13611 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13613 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
13615 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13617 * config/vx-common.h: Fix typo in comment.
13619 2008-01-28 Ian Lance Taylor <iant@google.com>
13623 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13624 coalesce pointers if they have different DECL_NO_TBAA_P values.
13625 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13626 between variables with different DECL_NO_TBAA_P values.
13628 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13631 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13632 are not legitimate small data references on SPE targets.
13634 2008-01-28 David Daney <ddaney@avtrex.com>
13636 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13638 2008-01-28 David Daney <ddaney@avtrex.com>
13640 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13642 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13644 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13645 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13646 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13647 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13648 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13649 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13650 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13651 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13653 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13655 * basic-block.h (condjump_equiv_p): Fix comment.
13657 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13659 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13660 print_generic_stmt_indented): Fix comment.
13662 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13664 * configure.ac (__stack_chk_fail): Add detecion for availability
13665 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13666 * configure: Regenerate.
13668 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13670 PR middle-end/34688
13671 * final.c (output_addr_const): Handle TRUNCATE.
13673 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13676 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13677 (zero_cost, infinite_cost): New constants.
13678 (struct cost_pair): Change type of cost to comp_cost.
13679 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13680 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13682 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13683 split_address_cost, ptr_difference_cost, difference_cost,
13684 get_computation_cost_at, get_computation_cost,
13685 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13686 determine_use_iv_cost_condition, determine_use_iv_costs,
13687 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13688 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13689 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13690 Change type of cost to comp_cost.
13691 (determine_iv_cost): Increase cost of non-original ivs, instead
13692 of decreasing the cost of original ones.
13693 (get_address_cost): Indicate the complexity of the addressing mode
13695 (try_add_cand_for): Prefer using ivs not specific to some object.
13696 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13698 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13699 Janis Johnson <janis187@us.ibm.com>
13702 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13703 (TARGET_INSTANTIATE_DECLS): Likewise.
13704 * target.h (expand_to_rtl_hook): New target hook.
13705 (instantiate_decls): Likewise.
13706 * function.c (instantiate_decl): Make non-static. Rename to...
13707 (instantiate_decl_rtl): ... this.
13708 (instantiate_expr): Use instantiate_decl_rtl.
13709 (instantiate_decls_1): Likewise.
13710 (instantiate_decls): Likewise.
13711 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13712 * function.h (instantiate_decl_rtl): Add prototype.
13713 * cfgexpand.c (target.h): New include.
13714 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13715 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13716 (TARGET_INSTANTIATE_DECLS): Likewise.
13717 (TARGET_INITIALIZER): New target hooks added.
13718 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13720 * config/rs6000/rs6000.c (tree-flow.h): New include.
13721 (machine_function): Add sdmode_stack_slot field.
13722 (rs6000_alloc_sdmode_stack_slot): New function.
13723 (rs6000_instantiate_decls): Likewise.
13724 (rs6000_secondary_memory_needed_rtx): Likewise.
13725 (rs6000_check_sdmode): Likewise.
13726 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13727 (TARGET_INSTANTIATE_DECLS): Likewise.
13728 (rs6000_hard_regno_mode_ok): Allow SDmode.
13729 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13730 (rs6000_emit_move): Handle SDmode.
13731 (function_arg_advance): Likewise.
13732 (function_arg): Likewise.
13733 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13734 SDmode var args for 32-bit compiles.
13735 (rs6000_secondary_reload_class): Handle SDmode.
13736 (rs6000_output_function_epilogue): Likewise.
13737 (rs6000_function_value): Simplify if statement.
13738 (rs6000_libcall_value): Likewise.
13739 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13740 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13741 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13742 (movsd_hardfloat): New define_insn.
13743 (movsd_softfloat): Likewise.
13744 (movsd_store): Likewise.
13745 (movsd_load): Likewise.
13746 (extendsddd2): Likewise.
13747 (extendsdtd2): Likewise.
13748 (truncddsd2): Likewise.
13749 (movdd_hardfloat64): Fixup comment.
13750 (UNSPEC_MOVSD_LOAD): New constant.
13751 (UNSPEC_MOVSD_STORE): Likewise.
13753 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13756 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13758 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13759 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13760 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13761 and TRUTH_XOR_EXPR.
13763 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13766 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13767 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13768 __LONGDOUBLE128 too.
13769 * config/rs6000/aix61.h: New file.
13771 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13773 PR rtl-optimization/34959
13774 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13775 popcount and parity rtxes the same mode as their operand.
13776 Truncate or extend the result to the return value's mode
13779 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13782 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13783 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13784 to GOT_VERSION_REGNUM.
13785 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13786 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13787 * config/mips/mips.c (mips_emit_call_insn): New function.
13788 (mips_call_tls_get_addr): Call mips_expand_call directly.
13789 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13791 (mips16_build_call_stub): Likewise. Return the call insn or null.
13792 (mips_expand_call): Update the call to mips16_build_call_stub
13793 accordingly and a remove redundant condition. Assert that MIPS16
13794 stubs do not use lazy binding. Use mips_emit_call_insn and return
13796 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13798 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13799 (mips_avoid_hazard): Remove hazard_set handling.
13800 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13801 (UNSPEC_RESTORE_GP): ...this.
13802 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13803 (FAKE_CALL_REGNO): Rename to...
13804 (GOT_VERSION_REGNUM): ...this.
13805 (type): Add "ghost" value. Add an associated insn reservation.
13806 (hazard_set): Remove.
13807 (exception_receiver): Rename to...
13808 (restore_gp): ...this and update the unspec identifier accordingly.
13809 (exception_receiver, nonlocal_got_receiver): New expanders.
13810 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13811 FAKE_CALL_REGNO. Remove hazard_set attribute.
13812 (set_got_version, update_got_version): New patterns.
13814 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13817 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13819 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13822 * doc/install.texi2html: Generate gcc-vers.texi.
13824 2008-01-25 DJ Delorie <dj@redhat.com>
13826 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13828 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13830 * config/c4x: Remove directory.
13831 * config.gcc (crx-*, mt-*): Mark obsolete.
13832 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13833 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13834 sh-*-rtemscoff*): Remove cases.
13835 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13836 * real.c (encode_c4x_single, decode_c4x_single,
13837 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13838 c4x_extended_format): Remove.
13839 * real.h (c4x_single_format, c4x_extended_format): Remove.
13840 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13842 (Pragmas): Remove comment about c4x pragmas.
13843 * doc/install.texi (c4x): Remove target-specific instructions.
13844 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13845 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13846 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13847 refer to C4x source files as examples.
13848 (C4X_FLOAT_FORMAT): Remove documentation.
13850 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13852 * config/bfin/bfin.c (override_options): Reorder tests so that
13853 flag_pic gets enabled for -msep-data.
13855 2008-01-25 Richard Guenther <rguenther@suse.de>
13857 PR middle-end/32244
13858 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13859 to its bitfield precision if required.
13861 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13863 PR middle-end/33880
13864 * tree-nested.c (walk_omp_for): New function.
13865 (convert_nonlocal_reference, convert_local_reference): Call
13866 walk_omp_for on OMP_FOR.
13867 (convert_call_expr): Call walk_body on OMP_FOR's
13868 OMP_FOR_PRE_INIT_BODY.
13870 2008-01-25 Richard Guenther <rguenther@suse.de>
13872 PR tree-optimization/34966
13873 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13874 default defs and PHI_NODEs we have to insert after the
13875 defining statement.
13877 2008-01-24 Nick Clifton <nickc@redhat.com>
13879 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13880 Provide a default definition.
13881 (LIBGCC2_UNITS_PER_WORD): Likewise.
13883 * config/stormy16/stormy16.c: Include df.h for the prototype
13884 for df_regs_ever_live_p.
13885 (xstormy16_expand_builtin_va_start): Convert the stack offset
13886 into a component_ref and then use POINTER_PLUS_EXPR to add it
13887 to the incoming_virtual_args_rtx.
13888 (xstormy16_gimplify_va_arg_expr): Rename to
13889 xstormy16_gimplify_va_arg_expr.
13890 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13891 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13892 xstormy16_gimplify_va_arg_expr.
13893 Fix up some formatting issues.
13895 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13896 Move to predicates.md.
13897 (xs_hi_general_operand): Likewise.
13898 (xs_hi_nonmemory_operand): Likewise.
13899 * config/stormy16/predicates.md:
13900 (xstormy16_carry_plus_operand): New predicate.
13901 (xs_hi_general_operand): New predicate.
13902 (xs_hi_nonmemory_operand): New predicate.
13903 * config/stormy16/stormy16-protos.h:
13904 (xstormy16_carry_plus_operand): Delete prototype.
13905 (xs_hi_general_operand): Likewise.
13906 (xs_hi_nonmemory_operand): Likewise.
13908 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13909 modifiers as they are no longer needed and they can trigger
13910 reload spill failures.
13912 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13913 with a match_operand in order to help reload.
13915 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13916 constraint with 'e' for the 8th alternative as this version of
13917 the mov.w instruction only accepts the lower 8 registers.
13919 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13922 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13923 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13926 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13928 PR middle-end/33333
13929 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13931 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13933 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13935 (remove_structure): Update allocations list before removing structure.
13937 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13939 * ipa-struct-reorg.c (is_safe_cond_expr,
13940 create_new_stmts_for_cond_expr): Use integer_zerop function,
13941 that recognize not only zero-pointer, but zero-integer too.
13943 2008-01-25 Ben Elliston <bje@au.ibm.com>
13946 * fixproto: Escape "." in sed expression that strips leading "./".
13948 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13951 * gcc.c (SWITCH_OK): Removed.
13952 (SWITCH_LIVE): Changed to bit.
13953 (SWITCH_FALSE): Likewise.
13954 (SWITCH_IGNORE): Likewise.
13955 (switchstr): Change live_cond to unsigned int.
13956 (process_command): Replace SWITCH_OK with 0.
13957 (do_self_spec): Likewise.
13958 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13959 (give_switch): Likewise.
13960 (used_arg): Likewise.
13961 (do_spec_1): Set the SWITCH_IGNORE bit.
13962 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13963 bits. Set the SWITCH_LIVE bit.
13965 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13967 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13969 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13971 PR tree-optimization/34472
13972 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13973 parameter to a "bool *" and set *DATA to false if there is
13974 an unsafe access. Do not delete the structure here.
13975 (check_cond_exprs): Delete it here instead.
13976 (check_cond_exprs, exclude_cold_structs): Do not increase
13977 I when removing a structure.
13979 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13982 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13983 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13985 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13987 PR middle-end/34934
13988 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13989 a fixed vector for stack.
13991 2008-01-24 Ben Elliston <bje@au.ibm.com>
13994 * doc/gcc.texi (Software development): Add a direntry for g++.
13996 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13998 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13999 stale and straggling -fforce-addr comments above.
14001 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
14003 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
14004 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
14006 2008-01-23 Michael Matz <matz@suse.de>
14009 * dwarf2out.c (force_type_die): Use modified_type_die instead of
14012 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
14014 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
14015 malloc result type.
14017 2008-01-23 Anatoly Sokolov <aesok@post.ru>
14019 * config/avr/avr.c (avr_current_arch): New variable.
14020 (avr_arch_types): Add 'avr31' and 'avr51' entries.
14021 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
14022 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
14023 (avr_override_options): Init 'avr_current_arch'.
14024 (base_arch_s): Move from here...
14025 * config/avr/avr.h (base_arch_s): ... here. Add new members
14026 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
14027 'mega' to 'have_jmp_call'.
14028 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
14029 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
14031 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
14033 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14034 MULTILIB_MATCHES): (Ditto.).
14036 2008-01-23 Richard Guenther <rguenther@suse.de>
14038 PR middle-end/31529
14039 * cgraphunit.c (cgraph_reset_node): Always mark the node
14040 not reachable if it is not queued already.
14042 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
14044 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
14045 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
14046 (cputype_selected): New static variable.
14047 (bfin_handle_option): Set it if -mcpu is used.
14048 (override_option): Select default set of workarounds if no cpu type
14049 selected on the command line.
14050 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
14052 From Michael Frysinger <michael.frysinger@analog.com>
14053 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
14054 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
14056 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
14057 for bf547, bf523, bf524, and bf526.
14058 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
14060 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14061 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
14062 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
14063 __ADSPBF547__ and __ADSPBF54x__ for bf547.
14064 * doc/invoke.texi (Blackfin Options): Document that
14065 -mcpu now accept bf547, bf523, bf524, and bf526.
14067 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
14069 PR rtl-optimization/34628
14070 * combine.c (try_combine): Stop and undo after the first combination
14071 if an autoincrement side-effect on the first insn has effectively
14074 2008-01-22 David Edelsohn <edelsohn@gnu.org>
14077 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
14078 Offset addresses are not valid for Altivec or paired float modes.
14080 2008-01-22 Jakub Jelinek <jakub@redhat.com>
14083 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
14084 if DECL_INITIAL (decl) is error_mark_node.
14087 * c-common.c (handle_vector_size_attribute): Only allow
14088 integral, scalar float and fixed point types. Handle OFFSET_TYPE
14089 the same way as pointer, array etc. types.
14090 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
14093 * tree.c (build_type_attribute_qual_variant): Call
14094 build_qualified_type if attributes are equal, but quals are not.
14096 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14099 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
14100 * flags.h (warn_strict_aliasing): Remove.
14101 (warn_strict_overflow): Remove.
14102 * opts.c (warn_strict_aliasing): Remove.
14103 (warn_strict_overflow): Remove.
14104 * c-opts.c (c_common_handle_option): -Wall only sets
14105 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
14106 (c_common_post_options): Give default values to -Wstrict-aliasing
14107 and -Wstrict-overflow if they are uninitialized.
14108 * common.opt (Wstrict-aliasing): Specify Var and Init.
14109 (Wstrict-overflow): Likewise.
14111 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14113 PR rtl-optimization/26854
14114 PR rtl-optimization/34400
14115 PR rtl-optimization/34884
14116 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
14118 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
14119 (df_rd_bb_info.expanded_lr_out): Deleted
14120 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
14121 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
14122 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14123 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14124 Removed code to allocate, initialize or free expanded_lr_out.
14125 (df_rd_bb_local_compute_process_def): Restructured to make more
14127 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
14128 sets if the sets are being trimmed.
14130 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
14133 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
14134 (as_vers): Likewise.
14135 * configure: Regenerated.
14137 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14139 PR middle-end/33092
14140 * tree-pass.h (pass_build_alias): New pass.
14141 * tree-ssa-alias.c (gate_build_alias): New.
14142 (pass_build_alias): New.
14143 * passes.c (init_optimization_passes): Add pass_build_alias after
14144 pass_create_structure_vars.
14146 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
14148 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
14149 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
14150 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
14151 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
14152 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
14153 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
14154 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
14155 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
14156 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
14157 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
14158 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
14159 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
14160 * config/s390/s390.md (FP_ALL): New mode iterator.
14161 (_d): New mode attribute.
14162 ("*signbit<mode>2>"): Changed mode of first operand.
14163 ("isinf<mode>2"): Changed mode of first operand.
14164 ("*TDC_insn"): Adaptation for DFP modes.
14166 2008-01-22 Ben Elliston <bje@au.ibm.com>
14168 * tree.c (check_qualified_type): Improve function description.
14170 2008-01-21 Jason Merrill <jason@redhat.com>
14173 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
14174 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
14177 2008-01-21 DJ Delorie <dj@redhat.com>
14179 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
14182 2008-01-21 Richard Guenther <rguenther@suse.de>
14184 PR middle-end/34856
14185 * tree-cfg.c (verify_expr): Allow all invariant expressions
14186 instead of just constant class ones as reference argument.
14187 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
14188 like any other constant.
14189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14191 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
14193 * regmove.c (fixup_match_1): Update call crossed frequencies.
14195 2008-01-21 Richard Guenther <rguenther@suse.de>
14198 * tree-inline.c (setup_one_parameter): Deal with mismatched
14199 types using a VIEW_CONVERT_EXPR.
14201 2008-01-21 Alon Dayan <alond@il.ibm.com>
14202 Olga Golovanevsky <olga@il.ibm.com>
14204 PR tree-optimization/34701
14205 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
14206 when the structure size is not a power of 2.
14208 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
14210 * doc/install.texi: Add doc for --enable-checking=df.
14212 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
14214 PR rtl-optimization/34808
14215 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
14217 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14219 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
14222 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14224 PR rtl-optimization/26854
14225 PR rtl-optimization/34400
14226 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
14228 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
14229 (df_rd_bb_info.expanded_lr_out): New.
14230 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
14231 * loop_iv.c (iv_analysis_loop_init): Ditto.
14232 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14233 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14234 Added code to allocate, initialize or free expanded_lr_out.
14235 (df_rd_bb_local_compute_process_def): Restructured to make
14236 more understandable.
14237 (df_rd_confluence_n): Add code to do nothing with fake edges and
14238 code to no apply invalidate_by_call sets if the sets are being trimmed.
14239 (df_lr_local_finalize): Renamed to df_lr_finalize.
14240 (df_live_local_finalize): Renamed to df_live_finalize.
14242 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14245 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
14246 deciding whether to use reciprocal instructions.
14248 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
14250 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
14251 dwarf2out_note_section_used if cold_text_section is NULL.
14253 2008-01-19 Jakub Jelinek <jakub@redhat.com>
14255 PR gcov-profile/34610
14256 * tree-cfg.c (make_edges): Mark both outgoing edges from
14257 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
14258 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
14259 from OMP_FOR and OMP_CONTINUE outgoing edges.
14261 * tree-profile.c (tree_profiling): Return early if
14262 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
14264 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
14265 from cfun to child_cfun.
14266 * function.h (struct function): Add after_tree_profile bit.
14268 2008-01-19 Anatoly Sokolov <aesok@post.ru>
14270 * config/avr/avr.S (_exit): Disable interrupt.
14272 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14273 Steven Bosscher <stevenb.gcc@gmail.com>
14275 PR rtl-optimization/26854
14276 PR rtl-optimization/34400
14277 * df-problems.c (df_live_scratch): New scratch bitmap.
14278 (df_live_alloc): Allocate df_live_scratch when doing df_live.
14279 (df_live_reset): Clear the proper bitmaps.
14280 (df_live_bb_local_compute): Only process the artificial defs once
14281 since the order is not important.
14282 (df_live_init): Init the df_live sets only with the variables
14283 found live by df_lr.
14284 (df_live_transfer_function): Use the df_lr sets to prune the
14285 df_live sets as they are being computed.
14286 (df_live_free): Free df_live_scratch.
14288 2008-01-18 Ian Lance Taylor <iant@google.com>
14290 * common.opt: Add fmerge-debug-strings.
14291 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
14292 flag_merge_debug_strings rather than flag_merge_constants.
14293 * doc/invoke.texi (Option Summary): Mention
14294 -fmerge-debug-strings.
14295 (Debugging Options): Document -fmerge-debug-strings.
14297 2008-01-18 Ian Lance Taylor <iant@google.com>
14300 * tree.h (DECL_IS_OPERATOR_NEW): Define.
14301 (struct tree_function_decl): Add new field operator_new_flag.
14302 * tree-inline.c (expand_call_inline): When inlining a call to
14303 operator new, force the return value to go into a variable, and
14304 set DECL_NO_TBAA_P on that variable.
14305 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
14307 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
14310 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
14311 DWARF2_DEBUGGING_INFO.
14312 (dwarf2out_note_section_used): Ditto. Add prototype.
14313 (have_multiple_function_sections, text_section_used,
14314 cold_text_section_used, *cold_text_sections): Move declarations
14317 2008-01-17 Bob Wilson <bob.wilson@acm.org>
14319 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
14320 field and add signal_ra.
14321 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
14322 assignments to frame state pc. Move end of stack check after
14323 MD_FALLBACK_FRAME_STATE_FOR.
14324 (uw_update_context_1): Use frame state signal_regs if set, instead
14325 of checking signal_frame flag.
14326 (uw_update_context): Use frame state signal_ra if set.
14327 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
14328 * config/xtensa/linux-unwind.h: New file.
14330 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
14332 * modulo-sched.c (get_sched_window): Fix comment typo.
14334 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
14336 PR tree-optimization/34648
14337 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
14339 2008-01-17 Anatoly Sokolov <aesok@post.ru>
14341 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
14342 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
14344 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
14346 PR rtl-optimization/34400
14347 * df-core.c (df_worklist_dataflow_overeager,
14348 df_worklist_dataflow_doublequeue): New functions.
14349 (df_worklist_dataflow): Two different worklist solvers.
14350 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
14353 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14356 * doc/invoke.texi: Document the dependence on pthread for fopenmp
14357 and ftree-parallelize-loops.
14359 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
14361 PR rtl-optimization/34826
14362 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
14364 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
14366 * global.c (find_reg): Mark the eh regs as used if necessary.
14367 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
14368 * ra.h (struct allocno): no_eh_reg field added. Changed
14369 no_stack_reg type to bitfield.
14371 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
14373 * tree.c (substitute_in_expr): Add missing 'break'.
14375 2008-01-17 Richard Guenther <rguenther@suse.de>
14377 PR tree-optimization/34825
14378 * tree-ssa-math-opts.c (is_division_by): Do not recognize
14379 x / x as division to handle.
14381 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14383 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
14384 "-pthread" is specified.
14385 * pa-hpux11.h (LIB_SPEC): Likewise.
14387 2008-01-16 Janis Johnson <janis187@us.ibm.com>
14388 Peter Bergner <bergner@vnet.ibm.com>
14390 PR rtl-optimization/33796
14391 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
14393 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14395 PR libgfortran/34699
14396 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
14398 * pa-hpux10.h (LINK_SPEC): Likewise.
14399 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
14401 2008-01-16 Richard Guenther <rguenther@suse.de>
14403 PR middle-end/32628
14404 * fold-const.c (fold_convert_const_int_from_int): Do not
14405 set overflow if that occured only because of a sign extension
14406 change when converting from/to a sizetype with the same
14407 precision and signedness.
14409 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14412 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
14413 location address to the correct place. Update copyright year.
14415 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14417 * lambda-code.c (lambda_transform_legal_p): Handle the case of
14418 no dependences in the dependence_relations vector.
14420 2008-01-16 Jan Hubicka <jh@suse.cz>
14422 PR rtl-optimization/31396
14423 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
14424 * cfg.c (dump_reg_info): Print it.
14425 * regs.h (struct reg_info_t): add freq_calls_crossed.
14426 (REG_FREQ_CALLS_CROSSED): New macro.
14427 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
14428 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
14429 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
14430 regmove_optimize): Update call crossed frequencies.
14431 * local-alloc.c (struct qty): Add freq_calls_crossed.
14432 (alloc_qty): Copute freq_calls_crossed.
14433 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
14434 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
14435 * ra.h (struct allocno): Add freq_calls_crossed.
14437 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14439 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
14440 libgomp when compiling with ftree-parallelize-loops.
14441 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
14443 2008-01-16 Richard Guenther <rguenther@suse.de>
14445 PR tree-optimization/34769
14446 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
14447 * tree.c (int_cst_value): Instead make this function more
14448 permissive in what it accepts as valid input. Document this
14449 function always sign-extends the value.
14451 2008-01-16 Jakub Jelinek <jakub@redhat.com>
14452 Richard Guenther <rguenther@suse.de>
14455 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
14456 (gimple_fold_indirect_ref_rhs): ... this.
14457 (gimple_fold_indirect_ref): New function with foldings
14458 that preserve lvalueness.
14459 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
14460 * tree-flow.h (gimple_fold_indirect_ref): Declare.
14461 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
14462 to fold an INDIRECT_REF, fall back to the old use of
14463 fold_indirect_ref_1.
14465 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14467 * tree-data-ref.c (subscript_dependence_tester_1): Call
14468 free_conflict_function.
14469 (compute_self_dependence): Same.
14471 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14474 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
14475 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
14477 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
14478 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
14479 for DWARF2_UNWIND_INFO targets.
14481 2008-01-16 Richard Guenther <rguenther@suse.de>
14484 * c-typeck.c (common_pointer_type): Do not merge inconsistent
14485 type qualifiers for function types.
14487 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
14489 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
14490 loop_iterator li from previous commit.
14492 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
14494 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
14496 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14498 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
14499 (parallelize_loops): Don't parallelize irreducible components.
14501 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14504 * c-opts (c_common_post_options): Do not enable CPP
14505 flag_pedantic_errors by default.
14507 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
14509 PR rtl-optimization/31944
14510 * cse.c (remove_pseudo_from_table): New function.
14511 (merge_equiv_classes): Use above function to remove pseudo-registers.
14512 (invalidate): Likewise.
14514 2008-01-13 Richard Guenther <rguenther@suse.de>
14516 PR middle-end/34601
14517 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
14518 instead of TYPE_MODE to deal with calls from expand_one_error_var.
14520 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
14522 * gcse.c (cprop_jump): Call validate_unshare_change instead of
14523 validate_change to unshare the source of the PC set.
14525 2008-01-12 Jan Hubicka <jh@suse.cz>
14527 PR middle-end/32135
14528 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
14529 references above array bounds. This might trigger bounds checks for
14530 pointers to arrays.
14532 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14534 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
14535 new_replaceable_dependencies.
14537 2008-01-12 Doug Kwan <dougkwan@google.com>
14539 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
14540 instead of OPT_Wreturn_type in warning due to ignored return type
14542 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
14543 options included in -Wextra.
14544 * c.opt: New option -Wignored_qualifiers.
14545 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14546 -Wignore_qualifiers.
14547 (-Wignored-qualifiers): Document.
14548 (-Wreturn-type): Remove description of functionality now handled
14549 by -Wignored-qualifiers.
14551 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14554 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14555 NOP_EXPR if it is between integral types with the same precision.
14557 2008-01-12 Jan Hubicka <jh@suse.cz>
14560 * invoke.texi (max-inline-recursive-depth): Fix default value.
14562 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14564 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14567 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14569 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14571 2008-01-11 James E. Wilson <wilson@specifix.com>
14574 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14576 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14578 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14579 save/restore frame pointer register and don't use 'call-prologues'
14580 optimization in function with "OS_task" attribute.
14582 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14584 PR middle-end/31309
14585 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14586 when copying to memory.
14588 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14590 PR rtl-optimization/30905
14591 * cfgcleanup.c: Include dce.h
14592 (crossjumps_occured): New global variable.
14593 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14594 If something changed, set crossjumps_occured to true.
14595 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14596 Don't add/remove fake edges to exit here...
14597 (cleanup_cfg): ...but do it here, when crossjumping.
14598 Run a fast DCE when successful crossjumps occured in the latest
14599 iteration of try_optimize_cfg.
14601 2008-01-11 Richard Guenther <rguenther@suse.de>
14603 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
14604 (struct vn_unary_op_s): Likewise.
14605 (vn_reference_insert): Free old reference on hash collision.
14607 2008-01-10 Raksit Ashok <raksit@google.com>
14609 PR rtl-optimization/27971
14610 * combine.c (find_split_point): Split PLUS expressions which are
14611 inside a MEM rtx, and whose first operand is complex.
14613 2008-01-10 DJ Delorie <dj@redhat.com>
14615 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
14616 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
14617 (m32c_hard_regno_ok): Call the underlying function.
14619 2008-01-10 Richard Guenther <rguenther@suse.de>
14621 PR middle-end/34683
14622 * tree-cfg.c (tree_merge_blocks): Do not go through the
14623 full-blown folding and stmt updating path if we just deal
14624 with virtual operands.
14625 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14626 test for abnormal SSA_NAMEs.
14628 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14630 PR middle-end/34641
14631 * reload.c (push_reload): Add assertions. All constants from
14632 reg_equiv_constant should have been used for replacing the respective
14634 (find_reloads_address): Invoke find_reloads_address_part for
14635 constant taken from the reg_equiv_constant array.
14637 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14639 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14640 field (valnum) the first in the struct. Replace bools with
14643 2008-01-10 Richard Guenther <rguenther@suse.de>
14645 PR tree-optimization/34651
14646 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14647 types and ordering for masking and converting.
14649 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14651 PR tree-optimization/34017
14652 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14653 also for PHI_NODE expressions.
14655 2008-01-09 Jan Hubicka <jh@suse.cz>
14657 PR tree-optimization/34708
14658 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14659 based on number of case labels.
14660 (init_inline_once): Remove switch_cost.
14661 * tree-inline.h (eni_weights_d): Remove switch_cost.
14663 2008-01-09 Richard Guenther <rguenther@suse.de>
14664 Andrew Pinski <andrew_pinski@playstation.sony.com>
14666 PR middle-end/30132
14667 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14668 temporary if an rvalue is ok or an lvalue is not required.
14670 2008-01-09 Richard Guenther <rguenther@suse.de>
14672 PR middle-end/34458
14673 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14674 adjust return type.
14676 2008-01-09 Richard Guenther <rguenther@suse.de>
14678 PR middle-end/34679
14679 * tree.c (host_integerp): Check for sizetype only if the
14680 type is an integer type.
14682 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14685 * opts.c (decode_options): Disable inlining of functions called
14686 once if not in unit-at-a-time mode.
14688 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14690 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14692 2008-01-08 Richard Guenther <rguenther@suse.de>
14694 PR middle-end/31863
14695 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14696 out early if the result will be unused.
14698 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14703 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14704 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14707 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14709 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14710 for vectorization tuned.
14712 2008-01-08 Richard Guenther <rguenther@suse.de>
14714 PR tree-optimization/34683
14715 * tree-ssa-operands.c (operand_build_cmp): Export.
14716 * tree-ssa-operands.h (operand_build_cmp): Declare.
14717 * tree-vn.c (vuses_compare): Remove.
14718 (sort_vuses): Use operand_build_cmp.
14719 (sort_vuses_heap): Likewise.
14720 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14721 to re-use old VEC if available. Do not sort already sorted VUSEs.
14722 (vdefs_to_vec): Do not sort already sorted VDEFs.
14724 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14726 PR middle-end/34694
14727 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14729 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14732 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14733 limitations of reciprocal sequences on x86 targets.
14735 2008-01-08 Richard Guenther <rguenther@suse.de>
14737 PR tree-optimization/34683
14738 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14740 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14743 * config/darwin.c (darwin_mergeable_string_section): Don't use
14744 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14746 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14749 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14750 negxf2. Macroize expander using X87MODEF mode iterator. Change
14751 predicates of op0 and op1 to register_operand.
14752 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14753 expander using X87MODEF mode iterator. Change predicates of
14754 op0 and op1 to register_operand.
14755 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14756 corresponding patterns and macroize using MODEF macro. Change
14757 predicates of op0 and op1 to register_operand and remove
14758 "m" constraint. Disparage "r" alternative with "!".
14759 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14760 macroize using X87MODEF macro. Change predicates of op0 and op1
14761 to register_operand and remove "m" constraint. Disparage "r"
14762 alternative with "!".
14763 (absneg splitter with memory operands): Remove.
14764 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14765 patterns and macroize using X87MODEF mode iterator.
14766 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14767 Change predicate of op1 to register_operand.
14768 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14769 for memory operands.
14771 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14773 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14775 2008-01-07 Richard Guenther <rguenther@suse.de>
14777 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14780 2008-01-07 Richard Guenther <rguenther@suse.de>
14782 PR tree-optimization/34683
14783 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14784 VOPs of the needed size to save memory. Use VEC_quick_push
14785 to save compile-time.
14786 (vdefs_to_vec): Likewise.
14788 2008-01-07 Sa Liu <saliu@de.ibm.com>
14790 * config/spu/spu.md (divdf3): Genetate inline code for double
14791 division. The implementation doesn't handle INF or NAN, therefore it
14792 only applies when -ffinite-math-only is given.
14794 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14797 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14798 * doc/cpp.texi ([Common Predefined Macros]): Document.
14800 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14802 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14803 order to use commutative addition instead of subtraction.
14805 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14806 Mircea Namolaru <namolaru@il.ibm.com>
14807 Vladimir Yanovsky <yanov@il.ibm.com>
14808 Revital Eres <eres@il.ibm.com>
14810 PR tree-optimization/34263
14811 * tree-outof-ssa.c (process_single_block_loop_latch,
14812 contains_tree_r): New functions.
14813 (analyze_edges_for_bb): Call process_single_block_loop_latch
14814 function to empty single-basic-block latch block if possible.
14816 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14818 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14820 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14822 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14824 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14826 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14828 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14830 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14832 PR tree-optimization/34618
14833 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14836 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14839 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14840 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14841 Update copyright year.
14843 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14844 Update copyright year.
14845 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14848 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14850 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14851 edge does not point to current bb before changing need_assert.
14853 2008-01-04 Richard Guenther <rguenther@suse.de>
14855 PR middle-end/34029
14856 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14857 for verifying purposes if they are is_gimple_min_invariant.
14859 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14861 PR tree-optimization/34448
14862 PR tree-optimization/34465
14863 * gimplify.c (gimplify_init_constructor): Add new parameter
14864 notify_temp_creation. Use it.
14865 (gimplify_modify_expr_rhs): Take volatiles into account when
14866 optimizing constructors.
14867 Do not optimize constructors if gimplify_init_constructor will dump to
14869 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14870 * gcc.c-torture/compile/pr34448.c: New.
14872 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14874 PR gcov-profile/34609
14875 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14876 return_slot if result is TREE_ADDRESSABLE.
14878 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14880 * config/mips/mips.md (sqrt_condition): Tweak comment.
14881 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14883 2008-01-03 Tom Tromey <tromey@redhat.com>
14886 * c-common.c (c_type_hash): Handle VLAs.
14888 2008-01-03 Jan Hubicka <jh@suse.cz>
14890 PR tree-optimization/31081
14891 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14892 0 when inlining and not inlining to first basic block.
14893 (remap_decl): When var is initialized to 0, don't set default_def.
14894 (expand_call_inline): Set entry_bb.
14895 * tree-inline.h (copy_body_data): Add entry_bb.
14897 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14900 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14903 PR tree-optimization/29484
14904 * tree-inline.c (inline_forbidden_p_2): New function.
14905 (inline_forbidden_p): Disallow inlining if some static var
14906 has an address of a local LABEL_DECL in its initializer.
14907 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14910 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14912 PR tree-optimization/34635
14913 * tree-data-ref.c (add_other_self_distances): Make sure that the
14914 evolution step is constant.
14916 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14918 PR middle-end/34608
14919 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14921 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14923 * tree-sra.c (scalarize_init): Insert the generate_element_init
14924 statements after the generate_element_zero statements.
14926 2008-01-02 Richard Guenther <rguenther@suse.de>
14928 PR middle-end/34093
14929 PR middle-end/31976
14930 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14931 for very large number of operands instead of ICEing.
14933 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14936 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14937 while stack probing.
14939 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14941 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14944 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14946 PR libmudflap/26442
14947 * tree-mudflap.c (mx_register_decls): Guard warning by
14948 !DECL_ARTIFICIAL check.
14950 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14952 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14953 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14954 sse5_perm<mode>): Fix constraints.
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