1 2008-08-01 Doug Kwan <dougkwan@google.com>
3 * matrix-reorg.c: Re-enable all code.
4 (struct malloc_call_data): Change CALL_STMT to gimple type.
5 (collect_data_for_malloc_call): Tuplify.
6 (struct access_site_info): Change STMT to gimple type.
7 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9 (struct free_info): Change STMT to gimple type.
10 (struct matrix_access_phi_node): Change PHI to gimple type.
11 (get_inner_of_cast_expr): Remove.
12 (may_flatten_matrices_1): Tuplify.
13 (may_flatten_matrices): Ditto.
14 (mark_min_matrix_escape_level): Ditto.
15 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
16 (ssa_accessed_in_call_rhs): New
17 (ssa_accessed_in_assign_rhs): New
18 (record_access_alloc_site_info): Tuplify.
19 (add_allocation_site): Ditto.
20 (analyze_matrix_allocation_site): Ditto.
21 (analyze_transpose): Ditto.
22 (get_index_from_offset): Ditto.
23 (update_type_size): Ditto.
24 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
25 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
26 (analyze_accesses_for_phi_node): Tuplify.
27 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
28 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
29 (analyze_matrix_accesses): Tuplify.
30 (check_var_data): New call-back type for check_var_notmodified_p.
31 (check_var_notmodified_p): Tuplify and use call-back struct to
32 return statement found.
33 (can_calculate_expr_before_stmt): Factor out statement related code
35 (can_calculate_stmt_before_stmt): New.
36 (check_allocation_function): Tuplify.
37 (find_sites_in_func): Ditto.
38 (record_all_accesses_in_func): Ditto.
39 (transform_access_sites): Ditto.
40 (transform_allocation_sites): Ditto.
41 (matrix_reorg): Re-enable.
42 (gate_matrix_reorg): Re-enable.
44 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
46 PR tree-optimization/35252
47 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
48 REALPART_EXPR to be considered as same load operation.
50 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
52 PR tree-optimization/36830
53 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
54 (expressions_equal_p): Return false if only one operand is null.
56 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
58 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
61 2008-07-26 Olivier Hainque <hainque@adacore.com>
63 * collect2.c (symkind): New enum. Symbol kinds we care about.
64 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
65 code and head comment accordingly.
66 (scan_prog_file): Use symkind names instead of bare integers.
68 2008-07-25 Jan Hubicka <jh@suse.cz>
70 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on DECL_INLINE.
71 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
72 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
73 * dojump.c (clear_pending_stack_adjust): Likewise.
74 * print-tree.c (print_node): Ignore DECL_INLINE.
75 * tree-inline.c (inlinable_function_p): Likewise.
77 2008-07-25 Michael Meissner <gnu@the-meissners.org>
79 * doc/extend.texi (hot attribute): Document that the hot attribute
80 turns on -O3 for some ports.
81 (cold attribute): Document that the cold attribute turns on -Os
84 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
85 reflect function specific option support.
87 * target.h (struct target_option_hooks): Add fields to say whether
88 the cold attribute implies -Os and the hot attribute implies -O3.
90 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
91 By default, do not turn on -Os for cold functions.
92 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
93 not turn on -O3 for hot functions.
95 * c-common.c (handle_hot_attribute): Use target hook to determine
96 if hot functions should enable -O3.
97 (handle_cold_attribute): Use target hook to determine if cold
98 functions should enable -Os.
100 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
101 (override_options): Move disable scheduling to
102 optimization_options.
103 (optimization_options): Disable scheduling here, not
105 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
106 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
108 * config/ia64/ia64.c (ia64_override_options): Move setting
109 scheduling flags to ia64_optimization_options.
110 (ia64_optimization_options): Disable scheduling options here, and
111 not in ia64_override_options.
112 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
113 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
115 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
118 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
120 2008-07-25 Martin Jambor <mjambor@suse.cz>
122 PR tree-optimization/36926
123 * ipa-prop.c (ipa_analyze_call_uses): Call
124 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
126 2008-07-25 Joseph Myers <joseph@codesourcery.com>
128 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
129 movv2si_internal): Add mem = reg alternative.
131 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
134 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
135 DEFAULT_PCC_STRUCT_RETURN to 127.
137 2008-07-24 Jan Hubicka <jh@suse.cz>
139 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
140 (build_cgraph_edges): Likewise.
141 * cgraph.c (cgraph_node): Do not update assembler hash.
142 (cgraph_remove_node): Drop non-unit-at-a-time code.
143 * tree-pass.h (pass_O0_always_inline): Remove.
144 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
145 * toplev.c (process_options): Flag unit-at-a-time does not imply
147 * cgraphunit.c: Update comments.
148 (decide_is_function_needed): Drop non-unit-at-a-time mode.
149 (cgraph_assemble_pending_functions): Remove.
150 (cgraph_reset_node): Drop non-unit-at-a-time code.
151 (cgraph_finalize_function): Likewise.
152 (cgraph_analyze_function): Likewise.
153 (cgraph_finalize_compilation_unit): Likewise.
154 (cgraph_expand_function): Likewise.
155 (cgraph_optimize): Likesise.
156 (save_inline_function_body): Likewise.
157 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
158 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
159 * ipa-inline.c: Update comments.
160 (enum inlining_mode): remove INLINE_SPEED.
161 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
162 (cgraph_mark_inline_edge): Likewise.
163 (try_inline): Likewise.
164 (cgraph_decide_inlining_incrementally): Likewise.
165 (cgraph_gate_inlining): Remove.
166 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
167 (cgraph_gate_early_inlining): Likewise.
168 (gate_inline_passes): Remove.
169 (pass_inline_parameters, pass_ipa_inline): Remove gates.
170 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
171 pass_O0_always_inline): Remove.
172 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
173 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
174 * opts.c (no_unit_at_a_time_default): Remove.
175 (decode_options): Remove flag_unit_at_a_time reset and warning.
176 * opts.h (no_unit_at_a_time_default): Remove.
177 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
178 early in GNU dialect.
179 (merge_decls): Update comment; drop unit-at-a-time check.
180 (finish_decl): Likewise.
181 (grok_declaration): Remove flag_inline_trees code.
182 (finish_functions): Return on function returning non-void on all
184 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
185 * cfgexpand.c (expand_one_static_var): Remove.
186 (expand_one_var): Remove expand_one_static_var call.
187 (expand_used_vars_for_block): Remove flag_unit_a_time check.
188 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
189 and flag_unit_at_a-time compatibility checks.
190 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
191 * tree-inline.c (flag_inline_trees): Remove.
192 (inlinable_function_p): Don't check it.
193 (expand_call_inline): Remove non-unit-at-a-time code.
194 * tree-inline.h (flag_inline_trees): Remove.
195 * tree-optimize.c (execute_early_local_optimizations): Remove
196 unit-at-a-time checks.
197 (tree_rest_of_compilation): Likewise.
198 * combine.c (setup_incoming_promotions): Likewise.
199 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
200 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
201 * passes.c (pass_inline_parameters): Update comments; remove
202 O0_alwaysinline pass.
203 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
204 (execute_one_pass): Likewise.
205 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
206 (ix86_function_sseregparm): Likewise.
207 * arm.c (arm_function_in_section_p): Likewise.
208 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
209 * varpool.c: Update comments.
210 (decide_is_variable_needed): Remove unit-at-a-time checks.
211 (varpool_finalize_decl): Likewise.
213 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
215 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
217 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal
220 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
222 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
223 imp symbol extension.
225 2008-07-23 Ian Lance Taylor <iant@google.com>
227 * tree-vrp.c (infer_value_range): Ignore asm statements when
228 looking for memory accesses for -fdelete-null-pointer-checks.
230 2008-07-24 Ben Elliston <bje@au.ibm.com>
232 * config/spu/spu-c.c (__vector_keyword): New variable.
233 (vector_keyword): Likewise.
234 (spu_categorize_keyword): New function.
235 (spu_macro_to_expand): Likewise.
236 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
237 compiling an ISO C dialect.
239 2008-07-24 Ben Elliston <bje@au.ibm.com>
241 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
244 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
246 * configure: Regenerate.
247 * configure.ac: Require texinfo 4.7.
248 * doc/install.texi: Document texinfo 4.7 requirement.
250 2008-07-23 Martin Jambor <mjambor@suse.cz>
252 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
253 rather than for DECL_SAVED_TREE.
254 * ipa-prop.c: Include diagnostic.h.
255 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
257 (ipa_detect_param_modifications): Function rewritten from scratch.
258 (ipa_compute_jump_functions): Changed accesses to modification flags.
259 (ipa_free_node_params_substructures): Update flags destruction.
260 (ipa_node_duplication_hook): Update flags duplication.
261 (ipa_print_all_params_modified): Updated flag access.
262 * ipa-prop.h (struct ipa_param_flags): New structure.
263 (struct ipa_node_params): New field modification_analysis_done,
264 modified_flags changed into param_flags.
265 (ipa_is_ith_param_modified): Changed to use new flags.
266 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
268 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
269 ipa-cp.c and split into two functions.
270 (ipa_print_node_jump_functions): New function.
271 (compute_scalar_jump_functions): New function.
272 (type_like_member_ptr_p): New function.
273 (compute_pass_through_member_ptrs): New function.
274 (fill_member_ptr_cst_jump_function): New function.
275 (determine_cst_member_ptr): New function.
276 (compute_cst_member_ptr_arguments): New function.
277 (ipa_compute_jump_functions): Complete rewrite.
278 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
279 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
280 (struct ipa_member_ptr_cst): New structure.
281 (union jump_func_value): New field member_cst.
282 * ipa-cp.c (ipcp_lat_is_insertable): New function.
283 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
285 (ipcp_print_all_lattices): Slight fprintf rearrangement.
286 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
287 instead of ipcp_print_all_jump_functions.
288 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
289 only for replacable scalars.
291 * doc/invoke.texi (Optimize options): Add description of
293 * common.opt (flag_indirect_inlining): New flag.
294 * opts.c (decode_options): Set flag_indirect_inlining when
297 * ipa-inline.c: Include ipa-prop.h.
298 (inline_indirect_intraprocedural_analysis): New function.
299 (inline_generate_summary): Allocate parameter and argument info
300 structures, call inline_indirect_intraprocedural_analysis on each
301 node when doing indirect inlining and deallocate indirect inlining
302 data structures in the end.
303 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
304 (free_all_ipa_structures_after_iinln): New function.
305 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
307 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
309 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
310 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
311 of computing the frequency separately.
312 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
313 of computing the frequency separately.
314 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
315 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
316 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
317 (ipa_get_stmt_member_ptr_load_param): New function.
318 (ipa_is_ssa_with_stmt_def): New function.
319 (ipa_note_param_call): New function.
320 (ipa_analyze_call_uses): New function.
321 (ipa_analyze_stmt_uses): New function.
322 (ipa_analyze_params_uses): New function.
323 (ipa_free_node_params_substructures): Also free the param_calls linked
325 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
326 (ipa_print_node_param_flags): New function.
327 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
328 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
329 * ipa-prop.h (struct ipa_param_flags): New field called.
330 (struct ipa_param_call_note): New structure.
331 (struct ipa_node_params): New fields param_calls and
333 (ipa_is_ith_param_called): New function.
334 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
335 ipa_analyze_params_uses and dump parameter flags.
337 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
338 ipa_propagate_indirect_call_infos if performing indirect inlining,
339 pass a new parameter new_edges to it.
340 (add_new_edges_to_heap): New fucntion.
341 (cgraph_decide_inlining_of_small_functions): New vector
342 new_indirect_edges for newly found indirect edges , call
343 ipa_propagate_indirect_call_infos after inlining.
344 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
345 inlining if performing indirect inlining. Call
346 free_all_ipa_structures_after_iinln when doing so too.
347 (inline_generate_summary): Do not call
348 free_all_ipa_structures_after_iinln here.
349 * ipa-prop.c (update_jump_functions_after_inlining): New function.
350 (print_edge_addition_message): New function.
351 (update_call_notes_after_inlining): New function.
352 (propagate_info_to_inlined_callees): New function.
353 (ipa_propagate_indirect_call_infos): New function.
354 * ipa-prop.h: Include cgraph.h
355 (struct ipa_param_call_note): Fields reordered, new field processed.
356 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
358 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
359 rediscovered call statements.
360 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
361 (dump_cgraph_node): Dump also the indirect_call flag.
362 (cgraph_clone_edge): Copy also the indirect_call flag.
363 * tree-inline.c (copy_bb): Do not check for fndecls from call
364 expressions, check for edge availability when moving clones.
365 (get_indirect_callee_fndecl): New function.
366 (expand_call_inline): If callee declaration is not apprent from
367 the statement, try calling get_indirect_callee_fndecl. Do not
368 issue warnings or call sorry when not inlinings an indirect edge.
369 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
371 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
372 bit more frandly to matching.
373 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
374 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
375 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
377 2008-07-23 Michael Meissner <gnu@the-meissners.org>
380 * opth-gen.awk: Suppress function specific features when building
382 * optc-gen.awk: Ditto.
384 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
387 * diagnostic.c (pedwarn): Add opt parameter.
389 * c-tree.h (pedwarn_init): Add opt parameter.
390 (pedwarn_c90): Likewise.
391 (pedwarn_c99): Likewise.
392 * c-errors.c (pedwarn_c99): Likewise.
393 (pedwarn_c90): Likewise.
394 * toplev.h (pedwarn): Update declaration.
396 * c-lex.c: All calls to pedwarn changed.
397 * builtins.c: All calls to pedwarn changed.
398 * toplev.c: All calls to pedwarn changed.
399 * c-decl.c: All calls to pedwarn changed.
400 * c-typeck.c: All calls to pedwarn changed.
401 * c-common.c: All calls to pedwarn changed.
402 * c-parser.c: All calls to pedwarn changed.
404 2008-07-23 Michael Meissner <gnu@the-meissners.org>
405 Karthik Kumar <karthikkumar@gmail.com>
407 * attribs.c (file scope): Include c-common.h.
408 (decl_attributes): Add support for #pragma GCC optimize and
411 * targhooks.c (default_can_inline_p): New function that is the
412 default for the TARGET_CAN_INLINE_P target hook.
414 * targhooks.h (default_can_inline_p): Add declaration.
416 * tree.c (cl_optimization_node): New static tree for building
417 OPTIMIZATION_NODE tree.
418 (cl_target_option_node): New static tree for building
419 TARGET_OPTION_NODE tree.
420 (cl_option_hash_table): New hash table for hashing
421 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
422 (cl_option_hash_hash): New function to provide the hash value for
423 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
424 (cl_option_hash_eq): New function to provide an equality test for
425 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
426 (tree_code_size): Add support for OPTIMIZATION_NODE and
427 TARGET_OPTION_NODE trees.
428 (tree_code_structure): Add support for OPTIMIZATION_NODE and
429 TARGET_OPTION_NODE trees.
430 (build_optimization_node): Build a tree that has all of the
431 current optimization options.
432 (build_target_option_node): Build a tree that has the target
433 options that might be changed on a per function basis.
435 * tree.h (file scope): Include options.h.
436 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
437 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
438 (TREE_OPTIMIZATION): Ditto.
439 (TREE_TARGET_SPECIFIC): Ditto.
440 (struct tree_function_decl): Add fields for remembering the
441 current optimization options and target specific options.
442 (struct tree_optimization_option): New tree variant that remembers
443 the optimization options.
444 (struct tree_target_option): New tree variant that remembers the
445 target specific flags that might change for compiling a particular
447 (union tree_node): Include tree_optimization_option and
448 tree_target_option fields.
449 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
450 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
451 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
452 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
453 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
454 optimization and target options.
455 (optimization_default_node): New macro to refer to global_trees
457 (optimization_current_node): Ditto.
458 (optimization_cold_node): Ditto.
459 (optimization_hot_node): Ditto.
460 (target_option_default_node): Ditto.
461 (target_option_current_node): Ditto.
462 (current_option_pragma): Ditto.
463 (current_optimize_pragma): Ditto.
465 * target.h (struct gcc_target): Add valid_option_attribute_p,
466 target_option_save, target_option_restore, target_option_print,
467 target_option_pragma_parse, and can_inline_p hooks.
469 * toplev.h (parse_optimize_options): Add declaration.
470 (fast_math_flags_struct_set_p): Ditto.
472 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
473 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
476 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
477 tree_can_inline_p hook to see if one function can inline another.
478 (cgraph_decide_inlining): Ditto.
479 (cgraph_decide_inlining_incrementally): Ditto.
481 * opts.c (decode_options): Add support for running multiple times
482 to allow functions with different target or optimization options
483 than was specified on the command line.
484 (fast_math_flags_struct_set_p): New function that is similar to
485 fast_math_flags_set_p, except it uses the values in the
486 cl_optimization structure instead of global variables.
488 * optc-gen.awk: Add support for TargetSave to allow a back end to
489 declare new fields that need to be saved when using function
490 specific options. Include flags.h and target.h in the options.c
491 source. Add support for Save to indicate which options can be set
492 for individual functions. Generate cl_optimize_save,
493 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
494 cl_target_option_restore, cl_target_option_print functions to
495 allow functions to use different optimization or target options.
497 * opt-functions.awk (var_type_struct): Return the type used for
498 storing the field in a structure.
500 * opth-gen.awk: Add support for TargetSave to allow a back end to
501 declare new fields that need to be saved when using function
502 specific options. Add support for Save to indicate which options
503 can be set for individual functions. Only generate one extern for
504 Mask fields. Generate cl_optimization and cl_target_option
505 structures to remember optimization and target options.
507 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
508 collecting new tree nodes.
509 (TS_TARGET_OPTION): Ditto.
511 * c-decl.c (merge_decls): Merge function specific target and
512 optimization options.
514 * function.c (invoke_set_current_function_hook): If the function
515 uses different optimization options, change the global variables
518 * coretypes.h (struct cl_optimization): Add forward reference.
519 (struct cl_target_option): Ditto.
521 * c-pragma.c (option_stack): New static vector to remember the
522 current #pragma GCC option stack.
523 (handle_pragma_option): New function to support #pragma GCC option
524 to change target options.
525 (optimize_stack): New static vector to remember the current
526 #pragma GCC optimize stack.
527 (handle_pragma_optimize): New function to support #pragma GCC
528 optimize to change optimization options.
529 (init_pragma): Add support for #pragma GCC optimize and #pragma
532 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
533 optimization options.
534 (TARGET_OPTION_NODE): New tree code for remembering certain target
537 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
538 TARGET_OPTION_NODE trees.
540 * common.opt (-O): Add Optimization flag.
542 (-fmath-errno): Ditto.
543 (-falign-functions): Add UInteger flag to make sure flag gets full
544 int in cl_optimization structure.
545 (-falign-jumps): Ditto.
546 (-falign-labels): Ditto.
547 (-falign-loops): Ditto.
548 (-fsched-stalled-insns): Ditto.
549 (-fsched-stalled-insns-dep): Ditto.
551 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
553 (TARGET_OPTION_SAVE): Ditto.
554 (TARGET_OPTION_RESTORE): Ditto.
555 (TARGET_OPTION_PRINT): Ditto.
556 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
557 (TARGET_CAN_INLINE_P): Ditto.
558 (TARGET_INITIALIZER): Add new hooks.
560 * tree-inline.c (tree_can_inline_p): New function to determine
561 whether one function can inline another. Check if the functions
562 use compatible optimization options, and also call the backend
565 * tree-inline.h (tree_can_inline_p): Add declaration.
567 * c-common.c (c_common_attribute): Add support for option and
569 (handle_option_attribute): Add support for the option attribute to
570 allow the user to specify different target options for compiling a
572 (handle_optimize_attribute): Add support for the optimize
573 attribute to allow the user to specify different optimization
574 options for compiling a specific function.
575 (handle_hot_attribute): Turn on -O3 optimization for this one
576 function if it isn't the default optimization level.
577 (handle_cold_attribute): Turn on -Os optimization for this one
578 function if it insn't the default optimization.
579 (const_char_p): New const char * typedef.
580 (optimize_args): New static vector to remember the optimization
582 (parse_optimize_options): New function to set up the optimization
583 arguments from either the optimize attribute or #pragma GCC
586 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
587 (builtin_define_std): Ditto.
589 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
590 Add t-i386 Makefile fragment to add i386-c.o and i386.o
594 * Makefile.in (TREE_H): Add options.h.
595 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
597 * doc/extend.texi (option attribute): Document new attribute.
598 (optimize attribute): Ditto.
599 (hot attribute): Document hot attribute sets -O3.
600 (cold attribute): Document cold attribute sets -Os.
601 (#pragma GCC option): Document new pragma.
602 (#pragma GCC optimize): Ditto.
604 * doc/options.texi (TargetSave): Document TargetSave syntax.
605 (UInteger): Document UInteger must be used for certain flags.
606 (Save): Document Save option to create target specific options
607 that can be saved/restored on a function specific context.
609 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
611 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
613 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
615 (TARGET_OPTION_SAVE): Ditto.
616 (TARGET_OPTION_RESTORE): Ditto.
617 (TARGET_OPTION_PRINT): Ditto.
618 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
619 (TARGET_CAN_INLINE_P): Ditto.
621 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
623 (-mfpmath=both): Ditto.
625 2008-07-23 Michael Meissner <gnu@the-meissners.org>
626 Karthik Kumar <karthikkumar@gmail.com>
628 * config/i386/i386.h (TARGET_ABM): Move switch into
630 (TARGET_POPCNT): Ditto.
631 (TARGET_SAHF): Ditto.
633 (TARGET_PCLMUL): Ditto.
634 (TARGET_CMPXCHG16B): Ditto.
635 (TARGET_RECIP): Move switch into target_flags.
636 (TARGET_FUSED_MADD): Ditto.
637 (ix86_arch_features): Make an unsigned char type.
638 (ix86_tune_features): Ditto.
639 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
640 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
641 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
643 * config/i386/i386.opt (arch): New TargetSave field to define
644 fields that need to be saved for function specific option
648 (branch_cost): Ditto.
649 (ix86_isa_flags_explicit): Ditto.
650 (tune_defaulted): Ditto.
651 (arch_specified): Ditto.
652 (-m128-long-double): Add Save flag to save option for target
653 specific option support.
655 (-maccumulate-outgoing-args): Ditto.
656 (-malign-double): Ditto.
657 (-malign-stringops): Ditto.
658 (-mfancy-math-387): Ditto.
659 (-mhard-float): Ditto.
661 (-minline-all-stringops): Ditto.
662 (-minline-stringops-dynamically): Ditto.
663 (-mms-bitfields): Ditto.
664 (-mno-align-stringops): Ditto.
665 (-mno-fancy-math-387): Ditto.
666 (-mno-push-args): Ditto.
667 (-mno-red-zone): Ditto.
668 (-mpush-args): Ditto.
671 (-msseregparm): Ditto.
672 (-mstack-arg-probe): Ditto.
687 (-mrecip): Move flag into target_flags.
689 (-mno-fused-madd): Ditto.
690 (-mfused-madd): Ditto.
691 (-mabm): Move flag into ix86_isa_flags.
698 * config/i386/i386-c.c: New file for #pragma support.
699 (ix86_target_macros_internal): New function to #define or #undef
700 target macros based when the user uses the #pragma GCC option to
701 change target options.
702 (ix86_pragma_option_parse): New function to add #pragma GCC option
704 (ix86_target_macros): Move defining the target macros here from
705 TARGET_CPU_CPP_BUILTINS in i386.h.
706 (ix86_register_pragmas): Register the #pragma GCC option hook. If
707 defined, initialize any subtarget #pragmas.
709 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
710 REGISTER_TARGET_PRAGMAS.
712 * config/i386/t-i386: New file for x86 dependencies.
713 (i386.o): Make dependencies mirror the include files used.
714 (i386-c.o): New file, add dependencies.
716 * config/i386/i386-protos.h (override_options): Add bool
718 (ix86_valid_option_attribute_tree): Add declaration.
719 (ix86_target_macros): Ditto.
720 (ix86_register_macros): Ditto.
722 * config/i386/i386.c (ix86_tune_features): Move initialization of
723 the target masks to initial_ix86_tune_features to allow functions
724 to have different target options. Make type unsigned char,
725 instead of unsigned int.
726 (initial_ix86_tune_features): New static vector to hold processor
727 masks for the tune variables.
728 (ix86_arch_features): Move initialization of the target masks to
729 initial_ix86_arch_features to allow functions to have different
730 target options. Make type unsigned char, instead of unsigned
732 (initial_ix86_arch_features): New static vector to hold processor
733 masks for the arch variables.
734 (enum ix86_function_specific_strings): New enum to describe the
735 string options used for attribute((option(...))).
736 (ix86_target_string): New function to return a string that
737 describes the target options.
738 (ix86_debug_options): New function to print the current options in
740 (ix86_function_specific_save): New function hook to save the
741 function specific global variables in the cl_target_option
743 (ix86_function_specific_restore): New function hook to restore the
744 function specific variables from the cl_target_option structure to
745 the global variables.
746 (ix86_function_specific_print): New function hook to print the
747 target specific options in the cl_target_option structure.
748 (ix86_valid_option_attribute_p): New function hook to validate
749 attribute((option(...))) arguments.
750 (ix86_valid_option_attribute_tree): New function that is common
751 code between attribute((option(...))) and #pragma GCC option
752 support that parses the options and returns a tree holding the
754 (ix86_valid_option_attribute_inner_p): New helper function for
755 ix86_valid_option_attribute_tree.
756 (ix86_can_inline_p): New function hook to decide if one function
757 can inline another on a target specific basis.
758 (ix86_set_current_function); New function hook to switch target
759 options if the user used attribute((option(...))) or #pragma GCC
761 (ix86_tune_defaulted): Move to static file scope from
763 (ix86_arch_specified): Ditto.
764 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
766 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
767 (OPTION_MASK_ISA_ABM_SET): Ditto.
768 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
769 (OPTION_MASK_ISA_CX16_SET): Ditto.
770 (OPTION_MASK_ISA_SAHF_SET): Ditto.
771 (OPTION_MASK_ISA_AES_UNSET): Ditto.
772 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
773 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
774 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
775 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
776 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
777 (struct ptt): Move to static file scope from override_options.
778 (processor_target_table): Ditto.
780 (ix86_handle_option): Add support for options that are now isa
782 (override_options): Add support for declaring functions that
783 support different target options than were specified on the
784 command line. Move struct ptt, processor_target_table, cpu_names,
785 ix86_tune_defaulted, ix86_arch_specified to static file scope.
786 Add bool argument. Fix up error messages so the appropriate error
787 is given for either command line or attribute.
788 (ix86_previous_fndecl): New static to remember previous function
789 declaration to see if we need to change target options.
790 (ix86_builtins_isa): New array to record the ISA of each builtin
792 (def_builtin): Always create the builtin function, even if the
793 current ISA doesn't support it.
794 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
795 tests for those builtins.
796 (ix86_init_builtins): Remove TARGET_MMX test for calling
797 ix86_init_mmx_sse_builtins.
798 (ix86_expand_builtin): If the current ISA doesn't support a given
799 builtin, signal an error.
800 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
801 (TARGET_SET_CURRENT_FUNCTION): Ditto.
802 (TARGET_OPTION_SAVE): Ditto.
803 (TARGET_OPTION_RESTORE): Ditto.
804 (TARGET_OPTION_PRINT): Ditto.
805 (TARGET_CAN_INLINE_P): Ditto.
807 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
809 * c-typeck.c (build_external_ref): Don't call assemble_external.
810 * final.c (output_operand): Call assemble_external.
812 2008-07-21 DJ Delorie <dj@redhat.com>
814 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
815 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
817 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
819 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
820 original insn and splitter contents into ...
821 ("*div<mode>3_fast"): ... this new pattern. Enable only if
822 flag_unsafe_math_optimizations. Add dummy scratch register.
823 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
824 !flag_unsafe_math_optimizations. Returns number with next
825 highest magnitude if this is still less or equal to the true
826 quotient in magnitude.
828 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
830 * Makefile.in: Replace toplev.h with TOPLEV_H.
831 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
832 * c-lex.c (fe_file_change): Don't set in_system_header.
833 * c-parser.c (c_token): Remove in_system_header.
834 (c_lex_one_token): Don't set in_system_header.
835 (c_parser_set_source_position_from_token): Don't set in_system_header.
836 * diagnostic.c (diagnostic_report_diagnostic): Use location from
839 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
840 * flags.h (in_system_header): Remove.
841 * function.c (saved_in_system_header): Remove.
842 (push_cfun): Don't set in_system_header.
843 (pop_cfun): Don't set in_system_header.
844 (push_struct_function): Don't set in_system_header.
845 * input.h (expanded_location): Add sysp.
846 (in_system_header_at): New.
847 (in_system_header): New.
848 * toplev.c (in_system_header): Remove.
849 * toplev.h: Include input.h
851 * tree-cfg.c (execute_warn_function_return): Call warning_at.
852 * tree-ssa.c (warn_uninit): Call warning_at.
853 (warn_uninitialized_var): Update calls to warn_uninit.
854 (warn_uninitialized_phi): Update calls to warn_uninit.
855 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
856 (expand_location): Initialize xloc.sysp.
857 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
858 (tree_decl_with_vis): Remove in_system_header_flag.
860 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
863 * recog.c (asm_operand_ok): Change the order of the extra
864 memory constraint checks.
866 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
869 * tree-switch-conversion.c (build_one_array): Call
870 varpool_mark_needed_node and varpool_finalize_decl
871 instead of assemble_variable.
873 2008-07-19 Jan Hubicka <jh@suse.cz>
875 * cgraph.c (cgraph_add_new_function): Do early local passes.
876 * tree-nrv.c (gate_pass_return_slot): New gate.
877 (pass_nrv): Add the gate.
878 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
880 (coalesce_ssa_name): Coalesce SSA names.
881 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
882 not optimizing so unused user vars remains visible.
883 * common.opt (flag_tree_ter): Always enable by default.
884 * tree-ssa-ter.c: Include flags.h
885 (is_replaceable_p): Check that locations match; when aliasing is missing
886 be conservative about loads.
887 * tree-optimize.c (gate_init_datastructures): Remove.
888 (pass_init_datastructures): New.
889 * passes.c: Reorder passes so we always go into SSA.
891 2008-07-19 Jan Hubicka <jh@suse.cz>
893 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
894 * doc/invoke.texi (--combine): Likewise.
895 (-finline-functions-called-once): Update levels when enabled.
896 (-funit-at-a-time): Document new behaviour.
897 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
898 -fno-section-anchors when disabled explicitly.
899 (inline params): They are not ignored now.
900 (precompiled headers): Remove unit-at-a-time as being incompatible.
901 * opts.c (decode_options): Handle unit-at-a-time as alias;
902 imply -fno-section-anchors when toplevel reorder is disabled
904 * common.opt (ftoplevel-reorder): Set default value to 2.
905 (funit-at-a-time): Set default value to 1.
906 * config/rs6000/rs6000.c (optimization_options): Set section anchors
909 2008-07-19 Jan Hubicka <jh@suse.cz>
911 * builtins.c (expand_builtin_int_roundingfn,
912 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
915 2008-07-19 Richard Guenther <rguenther@suse.de>
918 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
919 * tree-ssa-sccvn.c (get_constant_value_id): New function.
920 * tree-ssa-pre.c (get_expr_value_id): For newly created
921 constant value-ids make sure to add the expression to its
924 2008-07-19 Jakub Jelinek <jakub@redhat.com>
927 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
928 return value of the builtin is ignored.
930 2008-07-19 Olivier Hainque <hainque@adacore.com>
932 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
933 bits, a C conformant malloc implementation has to provide.
934 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
936 2008-07-19 Joseph Myers <joseph@codesourcery.com>
940 * reload.c (find_reloads_subreg_address): Only reload address if
941 reloaded == 0, not for reloaded != 1.
944 2008-07-16 Joseph Myers <joseph@codesourcery.com>
945 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
946 (m32c_legitimate_address_p): Handle "++rii" addresses created by
947 m32c_legitimize_reload_address.
949 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
950 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
951 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
953 2008-07-19 Olivier Hainque <hainque@adacore.com>
955 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
956 argument, saying whether nested array are to be collapsed
957 into a single array type DIE with multiple subscripts.
958 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
959 issues, centralize the nested array types collapsing control and
960 disable the transformation for Ada.
962 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
965 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
967 (x86_64_shift_adj_2): New expander.
968 (x86_64_shift_adj_3): Ditto.
969 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
970 to split TImode operands.
971 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
972 (ix86_split_lshr): Ditto.
974 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
976 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
978 * c-typeck.c (digest_init): Support char16_t and char32_t.
979 (set_nonincremental_init_from_string): Idem.
981 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
984 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
985 PREFERRED_STACK_BOUNDARY.
986 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
988 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
991 * function.c (locate_and_pad_parm): Cap boundary earlier.
993 2008-07-17 Julian Brown <julian@codesourcery.com>
995 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
996 no-op for targets which don't use DLLs.
998 2008-07-17 Martin Jambor <mjambor@suse.cz>
1000 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
1001 that nodes are relevant by examining the node->analyzed flag.
1002 (ipcp_init_stage): Check which nodes are relevant, assert that the
1003 relevant ones are also required.
1004 (ipcp_propagate_stage): Check on the side arrays are properly
1006 (ipcp_print_all_jump_functions): Make sure not to touch any node
1007 that is not analyzed or an edge that does not have a corresponding
1008 entry in the on-the-side vectors.
1009 (ipcp_function_scale_print): Likewise.
1010 (ipcp_update_callgraph): Check that the node is relevant.
1011 (ipcp_insert_stage): Check that the node is relevant. Check there is
1012 an info for every node and edge.
1013 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
1014 (ipa_print_all_tree_maps): Likewise and a new variable info.
1015 (ipa_print_all_params_modified): Likewise.
1016 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
1018 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
1021 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
1023 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
1025 PR rtl-optimization/36753
1026 * fwprop.c (use_killed_between): Don't shortcut
1027 single-definition global registers.
1029 2008-07-16 Jan Hubicka <jh@suse.cz>
1031 * cgraph.h (varpool_empty_needed_queue): Declare.
1032 * cgraphunit.c (output_in_order): Mark all variables as needed;
1034 * varpool.c (varpool_assemble_node): Update debug queue.
1035 (varpool_assemble_pending_decls): Don't do it here.
1036 (varpool_empty_needed_queue): New function.
1038 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1040 * recog.c (peephole2_optimize): Fix formatting.
1042 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1044 * c-pch.c (get_ident): Avoid C++ keywords.
1045 * combine-stack-adj.c (single_set_for_csa): Likewise.
1046 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
1047 output_asm_insn): Likewise.
1048 * reload.c (push_secondary_reload, find_reusable_reload,
1049 push_reload, combine_reloads, find_reloads,
1050 debug_reload_to_stream): Likewise.
1051 * reload.h (struct reload): Likewise.
1052 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
1053 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
1054 emit_output_reload_insns): Likewise.
1055 * targhooks.c (default_secondary_reload): Likewise.
1056 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
1058 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1060 * recog.c (validate_change_1, validate_change,
1061 validate_unshare_change, validate_replace_rtx_1, struct
1062 funny_match, constrain_operands, peephole2_optimize): Avoid C++
1064 * reload.c (push_secondary_reload, secondary_reload_class,
1065 scratch_reload_class, find_valid_class, find_reusable_reload,
1066 push_reload, find_dummy_reload, find_reloads_address_1,
1067 find_reloads_address_part, find_equiv_reg): Likewise.
1068 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1069 choose_reload_regs): Likewise.
1070 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1072 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1073 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1074 * sched-rgn.c (concat_INSN_LIST): Likewise.
1075 * stor-layout.c (mode_for_size, mode_for_size_tree,
1076 smallest_mode_for_size): Likewise.
1078 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1080 * cfg.c (dump_reg_info): Avoid C++ keywords.
1081 * dwarf2asm.c (dw2_force_const_mem,
1082 dw2_asm_output_encoded_addr_rtx): Likewise.
1083 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1084 * expmed.c (expand_shift): Likewise.
1085 * global.c (find_reg): Likewise.
1086 * graph.c (draw_edge): Likewise.
1087 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1088 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
1089 widen_clz, widen_bswap, expand_parity, expand_unop,
1090 emit_cmp_and_jump_insn_1): Likewise.
1091 * postreload.c (reload_cse_simplify_operands): Likewise.
1092 * ra.h (add_neighbor): Likewise.
1093 * reg-stack.c (remove_regno_note, change_stack): Likewise.
1094 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
1095 record_reg_classes, copy_cost, record_address_regs,
1096 invalid_mode_change_p): Likewise.
1097 * regrename.c (regrename_optimize, scan_rtx_reg,
1098 dump_def_use_chain, find_oldest_value_reg,
1099 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
1101 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1103 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
1104 MASK_POWERPC64 for power4 in previous commit.
1106 2008-07-16 Olivier Hainque <hainque@adacore.com>
1108 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
1109 instead of bare conversion to cast const-ness away.
1111 2008-07-16 Anatoly Sokolov <aesok@post.ru>
1113 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
1114 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
1115 * config/xtensa/xtensa.c (xtensa_function_value): New function.
1116 (TARGET_FUNCTION_VALUE): Define.
1118 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1120 * config/rs6000/rs6000.c (processor_target_table): Add
1121 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
1123 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1126 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1127 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1128 m32c_legitimize_reload_address.
1130 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
1132 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
1133 DECL_IN_SYSTEM_HEADER in sync.
1135 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
1137 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
1138 * tree-ssa-pre.c (pre_expr_eq): Ditto
1139 (get_constant_for_value_id): Take a type as an argument.
1140 (fully_constant_expression): Pass in type.
1141 (find_or_generate_expression): Short circuit constant case.
1142 (create_expression_by_pieces): Remove special casing of
1144 (do_regular_insertion): Short circuit constant case.
1145 (do_partial_partial_insertion): Ditto.
1147 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1150 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
1152 2008-07-15 Bob Wilson <bob.wilson@acm.org>
1154 * config/xtensa/libgcc-xtensa.ver: New file.
1155 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
1157 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1159 * df-problems.c (df_set_note): Avoid C++ keywords.
1160 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
1161 * dse.c (record_store, remove_useless_values): Likewise.
1162 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
1163 gen_reg_rtx_offset, operand_subword, change_address_1,
1164 change_address, adjust_address_1, offset_address,
1165 widen_memory_access, emit_copy_of_insn_after): Likewise.
1166 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
1167 * fwprop.c (should_replace_address, propagate_rtx_1,
1168 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
1170 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
1171 gcse_emit_move_after, update_ld_motion_stores): Likewise.
1172 * lcm.c (compute_insert_delete, pre_edge_lcm,
1173 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
1174 * lower-subreg.c (resolve_reg_notes): Likewise.
1175 * mode-switching.c (optimize_mode_switching): Likewise.
1177 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1179 * bt-load.c (add_btr_def, migrate_btr_def,
1180 branch_target_load_optimize): Avoid C++ keywords.
1181 * caller-save.c (insert_restore, insert_save, insert_one_insn):
1183 * combine.c (subst, simplify_set, make_extraction,
1184 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
1185 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
1186 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
1188 2008-07-15 Richard Guenther <rguenther@suse.de>
1191 * c-common.c (strict_aliasing_warning): Do not warn for
1192 TYPE_REF_CAN_ALIAS_ALL pointers.
1193 (c_common_get_alias_set): may_alias types are not special.
1194 * tree.c (build_pointer_type_for_mode): Look up the may_alias
1195 attribute and set can_ref_all accordingly.
1196 (build_reference_type_for_mode): Likewise.
1197 * doc/extend.texi (may_alias): Clarify.
1199 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1202 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1203 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1205 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1208 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
1209 gcc_assert, instead call output_operand_lossage.
1211 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
1213 * builtins.c (std_canonical_va_list): Treat structure based
1216 2008-07-15 Ben Elliston <bje@au.ibm.com>
1218 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
1220 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
1222 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
1225 2008-07-14 Jan Hubicka <jh@suse.cz>
1227 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
1228 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
1229 fix predicates and constraints.
1230 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
1231 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
1233 2008-07-14 Doug Kwan <dougkwan@google.com>
1235 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
1236 additional option file arm/eabi.opt.
1237 * config/arm/eabi.h (File): New configuration file for EABI targets.
1238 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
1239 SUBSUBTARGET_EXTRA_SPECS.
1240 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
1241 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
1242 from STARTFILE_SPEC so that it can be referenced in an override.
1243 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
1244 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
1245 can be referenced in an override.
1246 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
1247 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
1248 so that it can be referenced in an override.
1249 (LINK_SPEC): Use BPABI_LINK_SPEC.
1250 * config/arm/eabi.opt (File): New.
1252 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1254 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
1255 (FIXED_VALUE_H): New variable.
1256 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
1257 input.h, fixed-value.h.
1258 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
1259 (BASIC_BLOCK_H): Use $(BITMAP_H).
1260 (FUNCTION_H): Add varray.h.
1261 (IPA_REFERENCE_H): Use $(BITMAP_H).
1262 (CGRAPH_H): Add $(BASIC_BLOCK_H).
1263 (DF_H): Use $(BITMAP_H).
1264 (GGC_H): Add statistics.h.
1266 (INSN_ATTR_H): Use it.
1267 (SYSTEM_H): Add safe-ctype.h, filenames.h.
1269 (SYMTAB_H): Add $(OBSTACK_H).
1270 (CPP_INTERNAL_H): New.
1271 (TREE_DUMP_H): Add tree-pass.h.
1272 (TREE_FLOW_H): Use $(BITMAP_H)
1273 (PRETTY_PRINT_H): Use $(INPUT_H).
1274 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
1277 (many object files): Fix lots of header dependencies throughout.
1279 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1281 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
1283 (s-gtyp-input): Use them to write tmp-gi.list.
1284 (echo_to_gi.list): Remove.
1286 2008-07-14 Richard Guenther <rguenther@suse.de>
1288 * tree-ssa-sccvn.c (pre_info): Remove.
1289 (switch_to_PRE_table): Likewise.
1290 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
1291 (set_hashtable_value_ids): Do not create value-ids for the
1293 (run_scc_vn): Remove double test. Remove bogus special-case
1294 in value-number printing.
1295 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
1296 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
1298 * tree-flow-inline.h (get_value_handle): Remove.
1299 * tree-flow.h (get_value_handle): Remove.
1301 2008-07-14 Martin Jambor <mjambor@suse.cz>
1303 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
1304 in which we generate arithmetics is not a subrange.
1306 2008-07-14 Martin Jambor <mjambor@suse.cz>
1308 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
1310 2008-07-14 Richard Guenther <rguenther@suse.de>
1312 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
1314 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
1317 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
1318 reload for symbol refs moved to r0 with -fPIC.
1319 (legitimize_pic_address): Use the target register as temporary
1321 (emit_symbolic_move): Adjust comment.
1322 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
1325 2008-07-14 Ben Elliston <bje@au.ibm.com>
1327 * c-common.h (C_CPP_HASHNODE): New macro.
1328 * coretypes.h (struct cpp_token): Forward declare.
1329 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1330 the context-sensitive keyword method.
1331 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
1332 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
1333 expand_bool_pixel): New.
1334 (altivec_categorize_keyword): New function.
1335 (init_vector_keywords): New function.
1336 (rs6000_macro_to_expand): Likewise.
1337 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
1338 compiling an ISO C dialect.
1340 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
1342 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
1343 (create_expression_by_pieces): Fix typo.
1344 (do_regular_insertion): Use debug counter here too.
1346 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
1349 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
1350 CONST_OK_FOR_LETTER_P. All port-local users changed.
1351 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
1352 implement Kp matching power-of-two.
1353 (CONSTRAINT_LEN): Define to match.
1354 * config/cris/cris.md: Replace all use of constraint K with Kc.
1355 ("*btst*): Use Kp for operand 0 of last alternative.
1357 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1360 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
1363 2008-07-13 Jan Hubicka <jh@suse.cz>
1365 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
1368 2008-07-13 Richard Guenther <rguenther@suse.de>
1371 * langhooks.c (lhd_print_error_function): Deal with recursive
1374 2008-07-12 Jan Hubicka <jh@suse.cz>
1376 * cgraph.c (assembler_name_hash): New static var.
1377 (hash_node_by_assembler_name, eq_assembler_name): New.
1378 (cgraph_node_for_asm): Use hashtable.
1379 (cgraph_remove_node): Maintain hashtable.
1380 (change_decl_assembler_name): Sanity check that names are not changing
1381 after aliasing was processed.
1382 * cgraph.h (varpoon_node): Add next GGC marker.
1383 * tree.c (decl_assembler_name_equal): Constify.
1384 (decl_assembler_name_hash): New.
1385 * tree.h (decl_assembler_name_equal): Constify.
1386 (decl_assembler_name_hash): Update.
1388 2008-07-12 David Daney <ddaney@avtrex.com>
1390 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1393 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
1395 * doc/md.texi: Document the MIPS "v" constraint.
1396 * config/mips/mips.h (reg_class): Revert last change.
1397 (REG_CLASS_NAMES): Likewise.
1398 (REG_CLASS_CONTENTS): Likewise.
1399 * config/mips/mips.c (mips_regno_to_class): Likewise.
1400 * config/mips/constraints.md (v): Likewise, but add documentation.
1401 Add a comment to say that this constraint should not be used in
1404 2008-07-11 DJ Delorie <dj@redhat.com>
1406 * config/h8300/h8300.md (length): Fix branch offset limit.
1408 2008-07-11 Anatoly Sokolov <aesok@post.ru>
1410 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
1411 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
1412 (avr_hard_regno_scratch_ok): New function.
1413 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1414 * config/avr/avr.md (all peepholes that request a scratch register):
1415 Remove avr_peep2_scratch_safe use.
1417 2008-07-11 Tom Tromey <tromey@redhat.com>
1418 Ian Lance Taylor <iant@google.com>
1420 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
1421 (struct c_common_resword): Define.
1422 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
1423 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
1424 (c_common_reswords, num_c_common_reswords): Declare.
1425 * c-common.c (c_common_reswords): New global const array.
1426 (num_c_common_reswords): New const int.
1427 * c-parser.c (struct resword, reswords): Don't define.
1428 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
1429 (c_parse_init): Clarify mask code. Use c_common_reswords rather
1430 than reswords. If warning about C++ keywords, give them a special
1432 (c_lex_one_token): Warn about C++ keywords. Call
1433 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
1434 (c_parser_external_declaration): Look for RID_xxx rather than
1435 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
1436 (c_parser_statement_after_labels): Likewise.
1437 (c_parser_objc_class_instance_variables): Likewise.
1438 (c_parser_objc_class_declaration): Likewise.
1439 (c_parser_objc_try_catch_statement): Likewise.
1440 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
1441 (declspecs_add_type): Likewise.
1443 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
1445 * ggc-page.c (alloc_page):
1446 Substituting xmalloc, xcalloc with
1447 XNEWVEC and XCNEWVAR macros which add the
1450 2008-07-11 Richard Guenther <rguenther@suse.de>
1452 PR tree-optimization/36765
1453 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
1454 aliases from HEAP vars to SMTs.
1456 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1458 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
1459 * configure.ac (loose_warn): Move -Wc++-compat from here...
1460 (strict_warn): ...to here.
1461 * configure: Regenerate.
1463 2008-07-10 Joseph Myers <joseph@codesourcery.com>
1465 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
1466 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
1467 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
1468 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
1469 excluding more specific h8300-*-* and sh-*-* targets.
1471 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
1473 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
1475 (execute_pre): Call loop_optimizer_finalize in early exit.
1477 2008-07-10 Jakub Jelinek <jakub@redhat.com>
1480 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
1481 uids in the bitmap, not just VAR_DECL uids.
1483 PR rtl-optimization/36419
1484 * combine-stack-adj.c (adjust_frame_related_expr): New function.
1485 (combine_stack_adjustments_for_block): Call it if needed. Delete
1487 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
1488 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
1489 prologue sp adjustment.
1491 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
1494 * opts.c (print_ignored_options): Report postponed diagnostics for
1495 unknown -Wno-* options as warnings, not errors.
1496 (postpone_unknown_option_error): Renamed to...
1497 (postpone_unknown_option_warning): ... this.
1499 2008-07-09 Doug Kwan <dougkwan@google.com>
1502 2008-07-08 Doug Kwan <dougkwan@google.com>
1504 * config/arm/arm.opt (mandroid): New option.
1505 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1506 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1508 (CC1PLUS_SPEC): Same.
1510 (STARTFILE_SPEC): Same.
1511 (ENDFILE_SPEC): Same.
1512 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1515 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
1518 * config/mips/mips.h (reg_class): Remove V1_REG.
1519 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1520 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
1522 (mips_get_tp): New function.
1523 (mips_legitimize_tls_address): Use it.
1524 * config/mips/constraints.md (v): Delete.
1525 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
1526 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
1527 After reload, split into a move and ...
1528 (*tls_get_tp_<mode>_split): ...this new instruction.
1530 2008-07-09 David Daney <ddaney@avtrex.com>
1532 * config/mips/driver-native.c: Include coretypes.h and tm.h.
1534 2008-07-09 Jakub Jelinek <jakub@redhat.com>
1536 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
1537 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
1539 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
1540 htab_delete should be called. Don't free c.
1541 (lookup_tmp_var): Create temp_htab lazily.
1542 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
1543 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
1545 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
1546 lower_omp_ordered, lower_omp_critical, lower_omp_for,
1547 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
1548 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
1549 * tree-sra.c (generate_element_init): Likewise.
1550 * tree-mudflap.c (execute_mudflap_function_ops,
1551 execute_mudflap_function_decls): Likewise.
1552 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
1553 * tree-gimple.h (struct gimplify_ctx): New type.
1554 (push_gimplify_context): Adjust prototype.
1556 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
1558 * tree-ssa-pre.c (phi_translate_1): Update placement of
1561 2008-07-09 Anatoly Sokolov <aesok@post.ru>
1563 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
1564 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
1565 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
1566 * targhooks.c (default_hard_regno_scratch_ok): New function.
1567 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
1568 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
1569 * recog.c: Include "target.h".
1570 (peep2_find_free_register): Add check for global regs. Add target
1572 * Makefile.in (recog.o): Depend on target.h.
1574 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
1576 * config/sh/sh.c (sh_canonical_va_list_type): New.
1577 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
1579 2008-07-09 Raksit Ashok <raksit@google.com>
1581 * doc/invoke.texi (Option Summary): Mention new option
1582 -Wdisallowed-function-list=...
1583 (Warning Options): Document -Wdisallowed-function-list=...
1584 * common.opt (Wdisallowed-function-list=): New flag.
1585 * flags.h (warn_disallowed_functions): External definition of new
1586 boolean warning flag.
1587 (warn_if_disallowed_function_p): Declare new function.
1588 * opts.c (warning_disallowed_functions): New static variable.
1589 (warn_disallowed_functions): New boolean warning flag.
1590 (warn_if_disallowed_function_p): New function.
1591 (add_comma_separated_to_vector): Rename
1592 add_instrument_functions_exclude_list to this.
1593 (common_handle_option): Handle new option. Rename calls to
1594 add_instrument_functions_exclude_list into calls to
1595 add_comma_separated_to_vector.
1596 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
1597 based on flag warn_disallowed_functions.
1599 2008-07-09 Christian Bruel <christian.bruel@st.com>
1601 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
1602 instead of get_attr_length.
1604 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1606 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
1608 * genemit.c (gen_insn): Likewise.
1609 * gengtype.c (note_def_vec): Likewise.
1610 * gengtype.h (note_def_vec): Likewise.
1611 * genoutput.c (struct data, output_insn_data, process_template,
1612 gen_expand, gen_split, note_constraint): Likewise.
1613 * genrecog.c (new_decision, add_to_sequence, factor_tests,
1614 make_insn_sequence): Likewise.
1615 * gensupport.c (record_insn_name): Likewise.
1617 2008-07-08 Doug Kwan <dougkwan@google.com>
1619 * config/arm/arm.opt (mandroid): New option.
1620 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1621 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1623 (CC1PLUS_SPEC): Same.
1625 (STARTFILE_SPEC): Same.
1626 (ENDFILE_SPEC): Same.
1627 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1630 2008-07-08 Raksit Ashok <raksit@google.com>
1632 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
1633 (set_storage_via_setmem): Fix expected_align parameter.
1634 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
1635 missing from the list.
1636 * doc/md.texi (movmem): Explicitly state that expected alignment is
1637 to be expressed in bytes.
1638 (setmem): Explicitly state that expected alignment is to be expressed
1641 2008-07-08 Joseph Myers <joseph@codesourcery.com>
1643 * reload.c (find_reloads_subreg_address): Do not require validity
1644 of address in original mode before reloading address.
1646 2008-07-07 Tianwei Sheng <tianweis@google.com>
1648 * df-core.c (df_remove_problem): Adjust the access to avoid out of
1649 bounds array access.
1651 2008-07-08 Jakub Jelinek <jakub@redhat.com>
1653 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
1655 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
1657 Fix PR tree-optimization/23455
1658 Fix PR tree-optimization/35286
1659 Fix PR tree-optimization/35287
1660 * Makefile.in (OBJS-common): Remove tree-vn.o.
1661 (tree-vn.o): Remove.
1662 * dbgcnt.def: Add treepre_insert debug counter.
1663 * gcc/tree-flow.h (add_to_value): Updated for other changes.
1664 (debug_value_expressions): Ditto.
1665 (print_value_expressions): Ditto.
1666 * tree-pretty-print.c (dump_generic_node): Updated for
1667 VALUE_HANDLE removal.
1668 * tree-ssa-dom.c (record_equality): Ditto.
1669 (cprop_operand): Ditto.
1670 (lookup_avail_expr): Ditto.
1671 * tree-ssa-threadedge.c
1672 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
1673 (simplify_control_stmt_condition): Ditto.
1674 * tree.c (tree_code_size): Ditto.
1675 (tree_node_structure): Ditto.
1676 (iterative_hash_expr): Ditto.
1678 * tree.h (VALUE_HANDLE_ID): Ditto.
1679 (VALUE_HANDLE_EXPR_SET): Ditto.
1680 (struct tree_value_handle): Ditto.
1681 (union tree_node): Ditto.
1682 * treestruct.def: Ditto.
1683 * tree-vn.c: Removed.
1684 * tree-ssa-pre.c: Rewritten entirely.
1685 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
1686 (constant_value_ids): Ditto.
1687 (vn_nary_op_t): Moved to header.
1689 (vn_reference_op_t): Ditto
1690 (vn_reference_t): Ditto.
1691 (next_value_id): New variable.
1692 (VN_INFO): Add an assert.
1693 (vn_constant_eq): New function.
1694 (vn_constant_hash): Ditto.
1695 (get_or_alloc_constant_value_id): Ditto.
1696 (value_id_constant_p): Ditto.
1697 (vn_reference_compute_hash): De-staticify.
1698 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
1699 Disable some code with a FIXME. Remove VALUE_HANDLE use.
1700 (valueize_refs): Update opcode if it changes from ssa name to constant.
1701 (vn_reference_lookup_1): Add new argument.
1702 (vn_reference_lookup): Ditto.
1703 (vn_reference_lookup_pieces): New function.
1704 (vn_reference_insert): Add return type. Modify to deal with value ids.
1705 (vn_reference_insert_pieces): New function.
1706 (vn_nary_op_compute_hash): De-staticify.
1707 (vn_nary_op_eq): Ditto.
1708 (vn_nary_op_lookup_pieces): New function.
1709 (vn_nary_op_lookup): Add new argument.
1710 (vn_nary_op_insert_pieces): New function.
1711 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
1712 (vn_phi_insert): Ditto.
1713 (visit_unary_op): Update for callee changes.
1714 (visit_binary_op): Ditto.
1715 (visit_reference_op_load): Ditto.
1716 (visit_reference_op_store): Ditto.
1717 (init_scc_vn): Init next_value_id, constant_to_value_id and
1719 (free_scc_vn): Free them.
1720 (set_hashtable_value_ids): New function.
1721 (run_scc_vn): Use it.
1722 (get_max_value_id): New function.
1723 (get_next_value_id): Ditto.
1724 (expressions_equal_p): Moved from tree-vn.c
1725 (sort_vuses): Ditto.
1726 (sort_vuses_heap): Ditto.
1727 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
1729 * tree.c (iterative_hash_hashval_t): Made non-static
1730 * tree.h (iterative_hash_hashval_t): Declare it.
1732 2008-07-08 Martin Jambor <mjambor@suse.cz>
1734 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
1735 instead of ipa_create_node_params.
1736 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
1737 ipa_check_create_edge_args, free them with
1738 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
1740 * ipa-prop.c: Include flags.h and tree-inline.h.
1741 (ipa_node_params_vector): New variable.
1742 (ipa_edge_args_vector): New variable.
1743 (edge_removal_hook_holder): New variable.
1744 (node_removal_hook_holder): New variable.
1745 (edge_duplication_hook_holder): New variable.
1746 (node_duplication_hook_holder): New variable.
1747 (ipa_detect_param_modifications): Check for presence of modified flags.
1748 (ipa_compute_jump_functions): Check for presence of jump functions.
1749 (ipa_free_edge_args_substructures): New function.
1750 (ipa_create_node_params): Removed.
1751 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
1752 (ipa_free_node_params_substructures): New function.
1753 (ipa_free_all_node_params): Changed to deallocate the on-the-side
1755 (ipa_edge_removal_hook): New function.
1756 (ipa_node_removal_hook): New function.
1757 (duplicate_array): New function.
1758 (ipa_edge_duplication_hook): New function.
1759 (ipa_node_duplication_hook): New function.
1760 (ipa_register_cgraph_hooks): New function.
1761 (ipa_unregister_cgraph_hooks): New function.
1762 (free_all_ipa_structures_after_ipa_cp): New function.
1764 * ipa-prop.h: Include vec.h.
1765 (ipa_node_params_t): New typedef with vector types for it.
1766 (ipa_edge_args_t): New typedef with vector types for it.
1767 (IPA_NODE_REF): Changed to access an on-the-side vector.
1768 (IPA_EDGE_REF): Changed to access an on-the-side vector.
1769 (ipa_check_create_node_params): New function.
1770 (ipa_check_create_edge_args): New function.
1772 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
1775 2008-07-07 Tom Tromey <tromey@redhat.com>
1777 * configure, config.in: Rebuilt.
1778 * configure.ac: Don't check for scandir or alphasort.
1780 2008-07-07 Joseph Myers <joseph@codesourcery.com>
1782 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
1783 types immediately after creating them.
1785 2008-07-07 Joseph Myers <joseph@codesourcery.com>
1787 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
1789 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
1791 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
1792 dump_constraint_graph.
1793 (dump_constraint_edge): New function.
1794 (dump_constraint_graph): New function.
1795 (debug_constraint_graph): New function.
1796 (dump_constraint): Removed useless comparison.
1797 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
1798 (dump_constraint_graph): Declare.
1799 (debug_constraint_graph): Declare.
1800 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
1802 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
1804 * config/i386/i386.c (is_va_list_char_pointer): New.
1805 (ix86_va_start): Replace compare with ms_va_list_type_node
1806 by is_va_list_char_pointer.
1807 (ix86_gimplify_va_arg): Likewise.
1809 2008-07-07 Martin Jambor <mjambor@suse.cz>
1811 * cgraph.c (cgraph_edge_max_uid): New variable.
1812 (struct cgraph_edge_hook_list): New type.
1813 (struct cgraph_node_hook_list): New type.
1814 (struct cgraph_2edge_hook_list): New type.
1815 (struct cgraph_2node_hook_list): New type.
1816 (first_cgraph_edge_removal_hook): New variable.
1817 (first_cgraph_node_removal_hook): New variable.
1818 (first_cgraph_edge_duplicated_hook): New variable.
1819 (first_cgraph_node_duplicated_hook): New variable.
1820 (cgraph_add_edge_removal_hook): New function.
1821 (cgraph_remove_edge_removal_hook): New function.
1822 (cgraph_call_edge_removal_hooks): New function.
1823 (cgraph_add_node_removal_hook): New function.
1824 (cgraph_remove_node_removal_hook): New function.
1825 (cgraph_call_node_removal_hooks): New function.
1826 (cgraph_add_edge_duplication_hook): New function.
1827 (cgraph_remove_edge_duplication_hook): New function.
1828 (cgraph_call_edge_duplication_hooks): New function.
1829 (cgraph_add_node_duplication_hook): New function.
1830 (cgraph_remove_node_duplication_hook): New function.
1831 (cgraph_call_node_duplication_hooks): New function.
1832 (cgraph_create_edge): Assign to edge uid.
1833 (cgraph_remove_edge): Call edge removal hooks.
1834 (cgraph_node_remove_callees): Call edge removal hooks.
1835 (cgraph_node_remove_callers): Call edge removal hooks.
1836 (cgraph_remove_node): Call node removal hooks.
1837 (cgraph_clone_edge): Call edge duplication hooks.
1838 (cgraph_clone_node): Call node duplication hooks.
1840 * cgraph.h (cgraph_edge): New field uid.
1841 (cgraph_edge_hook): New type.
1842 (cgraph_node_hook): New type.
1843 (cgraph_2edge_hook): New type.
1844 (cgraph_2node_hook): New type.
1846 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
1848 * config.in: Regenerate.
1850 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
1852 * gcc.c (print_sysroot): New.
1853 (option_map, display_help, process_command): Handle the
1854 -print-sysroot option.
1855 (main): Print the sysroot if requested.
1856 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
1858 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1861 * unwind-pe.h (size_of_encoded_value): add attribute unused.
1863 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
1865 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
1866 (assign_parm_setup_block_p): Also check mode of entry_parm.
1868 2008-07-07 Richard Guenther <rguenther@suse.de>
1870 * tree-ssa-structalias.h (set_used_smts): Remove.
1871 * tree-ssa-structalias.c (used_smts): Likewise.
1872 (set_used_smts): Likewise.
1873 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
1874 call to set_used_smts.
1876 2008-07-07 Richard Guenther <rguenther@suse.de>
1878 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
1879 (new_var_info): Set it to false.
1880 (solution_set_add): Correctly handle pointers outside a var and
1882 (type_safe): Treat variables with is_full_var properly.
1883 (do_sd_constraint): Likewise.
1884 (do_ds_constraint): Likewise.
1885 (process_constraint): Remove zeroing offset for !use_field_sensitive.
1886 (get_constraint_for_ptr_offset): New function.
1887 (get_constraint_for_component_ref): For addresses at least include
1888 the last field of the variable. Handle is_full_vars properly.
1889 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
1890 (handle_ptr_arith): Remove.
1891 (find_func_aliases): Simplify assignment handling.
1892 (create_function_info_for): For parameter and result varinfos set
1894 (create_variable_info_for): Set is_full_var flag whenever we
1895 just created a single varinfo for a decl.
1896 (init_alias_vars): Initialize use_field_sensitive from
1897 max-fields-for-field-sensitive parameter.
1899 2008-07-07 Richard Guenther <rguenther@suse.de>
1901 PR tree-optimization/36713
1902 * tree-flow-inline.h (is_call_used): New function.
1903 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
1904 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1905 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
1907 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1909 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
1911 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
1913 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
1915 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1916 Nathan Sidwell <nathan@codesourcery.com>
1918 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
1919 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
1921 * config/m68k/t-linux: New.
1922 * doc/install.texi: Document m68k-*-linux is now multilibbed by
1925 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
1927 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
1928 * config/m68k/m68k-devices.def: Remove multilibs that only differ
1931 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1933 * gcc.c (execute): Fix -Wc++-compat warning.
1935 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
1938 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
1939 constant for little endian.
1941 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
1943 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
1944 mips_base_mips16 instead of TARGET_MIPS16.
1945 (mips_base_mips16): Declare.
1946 * config/mips/mips.c (mips_base_mips16): Make global.
1947 (was_mips16_p): Remove GTY marker.
1948 (was_mips16_pch_p): New variable.
1949 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
1950 (mips_override_options): Force to non-MIPS16 mode initially.
1951 Do not complain about MIPS16 PIC incompatibilities here.
1952 Only allow -mgpopt if -mexplicit-relocs is in force for
1955 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
1957 * configure.ac: Check for caddr_t, define to char * if not defined.
1958 * configure: Regenerate.
1959 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
1960 (mmap_gt_pch_use_address): Likewise.
1961 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
1963 2008-07-06 Richard Guenther <rguenther@suse.de>
1965 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
1966 (new_var_info): Deal with it.
1967 (solution_set_add): Likewise.
1968 (bitpos_of_field): Make signed, fix.
1969 (struct fieldoff): Remove type and decl fields. Make size field
1970 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
1972 (fieldoff_compare): Deal with it.
1973 (push_fields_onto_fieldstack): Remove has_union argument, glob
1974 adjacent non-pointer fields together.
1975 (create_function_info_for): Do not set has_union.
1976 (create_variable_info_for): Simplify.
1978 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
1980 * config.gcc (extra_headers): Add cross-stdarg.h for target
1981 x86_64-*-* and i?86-*-*.
1982 * config/i386/cross-stdarg.h: New.
1983 * builtins.c (std_fn_abi_va_list): New.
1984 (std_canonical_va_list_type): New.
1985 (stabilize_va_list): Replace va_list_type_node use by
1986 mtarget.canonical_va_list_type.
1987 (gimplify_va_arg_expr): Likewise.
1988 (expand_builtin_va_copy): Replace va_list_type_node use by
1989 mtarget.fn_abi_va_list.
1990 * tree-sra.c (is_va_list_type): New helper.
1991 (decl_can_be_decomposed_p): Replace
1992 va_list_type_node use by is_va_list_type.
1993 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
1994 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1995 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
1996 * config/i386/i386-protos.h (ix86_get_valist_type): New.
1997 (ix86_enum_va_list): New.
1998 * config/i386/i386.c (sysv_va_list_type_node): New.
1999 (ms_va_list_type_node): New.
2000 (ix86_function_type_abi): Remove sorry.
2001 (ix86_build_builtin_va_list_abi): New.
2002 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
2004 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
2005 (ix86_init_builtins_va_builtins_abi): New.
2006 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
2008 (ix86_handle_abi_attribute): New.
2009 (attribute_spec): Add sysv_abi and ms_abi.
2010 (ix86_fn_abi_va_list): New.
2011 (ix86_canonical_va_list_type): New.
2012 (ix86_enum_va_list): New.
2013 (TARGET_FN_ABI_VA_LIST): New.
2014 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2015 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
2016 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
2017 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2018 (TARGET_ENUM_VA_LIST): New.
2019 * expr.h (std_fn_abi_va_list): New.
2020 (std_canonical_va_list_type): New.
2021 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
2022 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2023 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
2024 TARGET_CANONICAL_VA_LIST_TYPE.
2025 * target.h (struct gcc_target): Add fn_abi_va_list hook
2026 and canonical_va_list_type hook.
2028 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2030 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
2031 integral and pointer types.
2033 2008-07-04 Roger Sayle <roger@eyesopen.com>
2035 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
2036 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2038 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
2041 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2043 2008-07-04 Jakub Jelinek <jakub@redhat.com>
2045 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
2046 build_gimple_modify_stmt.
2047 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
2048 gimple operand. Use fold_build* instead of build*.
2050 2008-07-04 Richard Guenther <rguenther@suse.de>
2052 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
2053 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
2054 properly to compute the reachability set if we do field-sensitive PTA.
2055 * invoke.texi (max-fields-for-field-sensitive): Document default.
2056 * opts.c (decode_options): Set max-fields-for-field-sensitive to
2057 100 for optimize >= 2.
2059 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2061 * ggc-zone.c (lookup_page_table_if_allocated,
2062 set_page_table_entry, zone_find_object_size, alloc_small_page,
2063 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
2064 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
2065 -Wc++-compat and/or -Wcast-qual warnings.
2067 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2070 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2071 pic_offset_table_rtx to be marked as used here.
2072 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2073 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2074 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2075 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2078 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2080 * alloc-pool.c (hash_descriptor, eq_descriptor,
2081 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2082 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2084 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2085 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2086 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2087 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
2090 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
2092 * tree-flow.h (loop_only_exit_p): Declare.
2093 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
2094 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
2095 the number of iterations if it is constant. Otherwise, if this is the
2096 only possible exit of the loop, use the conservative estimate on the
2097 number of iterations of the entire loop if available.
2099 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
2101 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
2102 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
2103 Add synchronization functions.
2104 * config/sync.c: New file.
2105 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
2106 (LIBGCC_SYNC_CFLAGS): Likewise.
2108 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
2111 * config/i386/i386.md (mode): Add TF to "mode" attribute.
2112 (*pushtf_sse): New insn pattern.
2113 (pushtf splitters): New splitters.
2115 2008-07-03 Michael Meissner <gnu@the-meissners.org>
2118 * predict.c (build_predict_expr): Use void_type_node for the tree
2119 type, instead of NULL_TREE.
2121 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
2123 * config/i386/i386.c (contains_aligned_value_p): Return true
2125 (ix86_data_alignment): Align TCmode to 128bits.
2126 (ix86_local_alignment): Likewise.
2128 2008-07-03 Andrew Haley <aph@redhat.com>
2131 * vec.h (VEC_TA): New.
2132 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
2133 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
2134 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
2135 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
2136 (C_COMMON_FIXED_TYPES): Remove first arg.
2137 (C_COMMON_FIXED_MODE_TYPES): Likewise.
2138 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
2139 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
2140 not to use empty macro arguments.
2142 2008-07-02 Joseph Myers <joseph@codesourcery.com>
2144 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
2145 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
2146 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
2147 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
2148 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
2149 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
2150 config/ia64/crtn.asm, config/m68hc11/larith.asm,
2151 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
2152 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
2153 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2154 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2155 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2156 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
2157 config/rs6000/e500crtres64gpr.asm,
2158 config/rs6000/e500crtres64gprctr.asm,
2159 config/rs6000/e500crtrest32gpr.asm,
2160 config/rs6000/e500crtrest64gpr.asm,
2161 config/rs6000/e500crtresx32gpr.asm,
2162 config/rs6000/e500crtresx64gpr.asm,
2163 config/rs6000/e500crtsav32gpr.asm,
2164 config/rs6000/e500crtsav64gpr.asm,
2165 config/rs6000/e500crtsav64gprctr.asm,
2166 config/rs6000/e500crtsavg32gpr.asm,
2167 config/rs6000/e500crtsavg64gpr.asm,
2168 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
2169 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
2170 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
2171 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
2172 config/sparc/sol2-cn.asm: Remove .file directives.
2174 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
2176 * resource.c (mark_referenced_resources): Look inside
2177 UNSPEC_VOLATILEs and ASM_INPUTs.
2179 2008-07-02 Ian Lance Taylor <iant@google.com>
2181 * rtlanal.c (add_reg_note): New function.
2182 * rtl.h (add_reg_note): Declare.
2183 * auto-inc-dec.c (attempt_change): Use add_reg_note.
2184 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
2185 * builtins.c (expand_builtin_longjmp): Likewise.
2186 (expand_builtin_nonlocal_goto): Likewise.
2187 * calls.c (emit_call_1, expand_call): Likewise.
2188 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2189 * cfglayout.c (fixup_reorder_chain): Likewise.
2190 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2191 (commit_one_edge_insertion): Likewise.
2192 * combine.c (move_deaths, distribute_notes): Likewise.
2193 * df-problems.c (df_set_note): Likewise.
2194 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
2195 (set_unique_reg_note): Likewise.
2196 (emit_copy_of_insn_after): Likewise.
2197 * expr.c (expand_expr_real): Likewise.
2198 * gcse.c (add_label_notes): Likewise.
2199 * haifa-sched.c (create_check_block_twin): Likewise.
2200 * jump.c (mark_jump_label_1): Likewise.
2201 * loop-doloop.c (add_test, doloop_modify): Likewise.
2202 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2203 * lower-subreg.c (move_eh_region_note): Likewise.
2204 * optabs.c (emit_libcall_block): Likewise.
2205 * predict.c (predict_insn): Likewise.
2206 (combine_predictions_for_insn): Likewise.
2207 * recog.c (peephole2_optimize): Likewise.
2208 * regmove.c (try_auto_increment): Likewise.
2209 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
2210 * reload.c (find_reloads): Likewise.
2211 * reload1.c (fixup_eh_region_note): Likewise.
2212 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
2213 * reorg.c (delete_prior_computation): Likewise.
2214 (delete_computation, dbr_schedule): Likewise.
2215 * config/pa/pa.c (legitimize_pic_address): Likewise.
2216 * config/sh/sh.c (sh_reorg): Likewise.
2218 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2221 * config/libgcc-glibc.ver: Add %exclude.
2222 * config/m32r/libgcc-glibc.ver: Likwise.
2223 * config/s390/libgcc-glibc.ver: Likwise.
2224 * config/sh/libgcc-glibc.ver: Likwise.
2225 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
2227 * config/i386/libgcc-glibc.ver: New.
2229 * config/i386/libgcc-x86_64-glibc.ver: Removed.
2231 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2233 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
2234 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
2235 i[34567]86-*-linux*, x86_64-*-linux*. Add
2236 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
2237 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
2238 x86_64-*-linux*. Add i386/t-linux to tmake_file for
2239 i[34567]86-*-linux*, x86_64-*-linux*.
2241 * libgcc-std.ver: Add empty GCC_4.4.0.
2243 * mkmap-symver.awk: Support multiple versions per symbol.
2245 * config/i386/i386.c (ix86_init_builtins): Always define
2246 __builtin_fabsq and __builtin_copysignq with fallbacks.
2247 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
2248 and __builtin_copysignq if SSE2 isn't available.
2250 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
2251 (LIBGCC2_TF_CEXT): Likwise.
2254 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
2256 * config/i386/sfp-machine.h: Moved to libgcc.
2258 * config/i386/sfp-machine.h: New.
2259 * config/i386/t-linux: Likwise.
2261 * config/i386/t-darwin: Remove softfp_wrap_start and
2263 * config/i386/t-darwin64: Likewise.
2265 * config/i386/t-fprules-softfp64: Renamed to ...
2266 * config/i386/t-fprules-softfp: This.
2268 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
2269 and softfp_wrap_end.
2271 2008-07-02 Jason Merrill <jason@redhat.com>
2273 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
2275 * tree.c (ctor_to_list): New fn.
2276 * tree.h: Declare it.
2277 (CONSTRUCTOR_ELT): New macro.
2278 (CONSTRUCTOR_NELTS): New macro.
2280 2008-07-02 Richard Guenther <rguenther@suse.de>
2282 * tree-ssa-structalias.c (struct variable_info): Reorder
2283 to fill padding on 64bit hosts. Make collapsed_to an int.
2284 (get_varinfo_fc): Deal with that.
2285 (new_var_info): Likewise.
2286 (collapse_rest_of_var): Likewise.
2288 2008-07-02 Joshua Sumali <jsumali@redhat.com>
2290 * doc/install.texi (--enable-java-home): Document.
2291 (--enable-aot-compile-rpm): Likewise.
2292 (--with-arch-directory): Likewise.
2293 (--with-os-directory): Likewise.
2294 (--with-origin-name): Likewise.
2295 (--with-arch-suffix): Likewise.
2296 (--with-jvm-root-dir): Likewise.
2297 (--with-jvm-jar-dir): Likewise.
2298 (--with-python-dir): Likewise.
2300 2008-07-02 Richard Guenther <rguenther@suse.de>
2302 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
2303 from decls explicitly. Merge operand checking from tuples.
2305 2008-07-02 Martin Jambor <mjambor@suse.cz>
2307 * tree-switch-conversion.c: Included timevar.h which I forgot before.
2309 2008-07-02 Martin Jambor <mjambor@suse.cz>
2311 * tree-switch-conversion.c: Included timevar.h
2312 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
2314 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2316 2008-07-02 Martin Jambor <mjambor@suse.cz>
2318 * tree-switch-conversion.c: Corrected various comments and
2320 (build_constructors): Fixed minor formatting mistakes.
2322 * invoke.texi (Optimize Options): Corrected the
2323 switch-conversion-max-branch-ratio parameter.
2325 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
2327 * final.c (asm_insn_count): Return zero for an empty asm body.
2329 2008-07-02 Richard Guenther <rguenther@suse.de>
2331 * bitmap.h (bitmap_set_bit): Return bool.
2332 (bitmap_clear_bit): Likewise.
2333 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
2334 write to the bitmap if it would.
2335 (bitmap_clear_bit): Likewise.
2336 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
2337 bitmap_set_bit return value.
2338 (add_pred_graph_edge): Likewise.
2339 (add_graph_edge): Likewise.
2340 (do_sd_constraint): Likewise.
2341 (do_ds_constraint): Likewise.
2343 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2345 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
2346 Fix -Wc++-compat and/or -Wcast-qual warnings.
2347 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
2348 gen_regparm_prefix): Likewise.
2349 * vmsdbgout.c (write_modbeg, lookup_filename,
2350 vmsdbgout_source_line, vmsdbgout_init): Likewise.
2352 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
2354 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
2355 defaults.h definition apply.
2357 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2359 * function.c (assign_parm_remove_parallels): New.
2360 (assign_parm_setup_block_p): Do not return true for non-BLKmode
2362 (assign_parm_setup_block): Do not handle them.
2363 (assign_parm_setup_reg, assign_parm_setup_stack): Call
2364 assign_parm_remove_parallels.
2366 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2368 * c-typeck.c (convert_for_assignment): Use
2369 vector_targets_convertible_p.
2370 * c-common.c (vector_targets_convertible_p): New.
2371 * c-common.h (vector_targets_convertible_p): New prototype.
2372 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
2373 opaque_p_V2SI_type_node.
2375 2008-07-01 Steve Ellcey <sje@cup.hp.com>
2377 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
2380 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
2382 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
2383 TFmode constants via two element DImode vector for hosts with
2384 HOST_BITS_PER_WIDE_INT < 64.
2385 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
2386 also for HOST_BITS_PER_WIDE_INT < 64.
2388 2008-07-01 Richard Guenther <rguenther@suse.de>
2390 PR tree-optimization/36666
2391 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
2392 (get_constraint_exp_from_ssa_var): Split into ...
2393 (get_constraint_exp_for_temp): ... this ...
2394 (get_constraint_for_ssa_var): ... and that.
2395 Return constraint expressions for all touched sub-fields
2396 if the results address is not taken.
2397 (process_constraint): Remove assertion that aggregate
2398 assignments do not happen at this place.
2399 (get_constraint_for_component_ref): Add address_p argument.
2400 Return constraint expressions for all touched sub-fields
2401 if the results address is not taken.
2402 (do_deref): Use get_constraint_exp_for_temp.
2403 (get_constraint_for_1): Rename from ...
2404 (get_constraint_for): ... this. Add the old function as wrapper.
2405 (do_structure_copy): Use get_constraint_for_1.
2407 2008-07-01 Martin Jambor <mjambor@suse.cz>
2409 * Makefile.in (tree-switch-conversion.o): Add.
2410 (OBJS-common): Add tree-swtch-conversion.o.
2411 * passes.c (init_optimization_passes): Add pass_convert_switch.
2412 * tree-pass.h: (pass_convert_switch): Add.
2413 * tree-switch-conversion.c: New file.
2414 * gcc.dg/tree-ssa/cswtch.c: New testcase.
2415 * common.opt (ftree-cswtch): New option.
2416 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2417 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2418 * opts.c (decode_options): Set flag_tree_switch_conversion when
2419 optimization level is >= 2.
2420 * doc/invoke.texi (Optimize Options): Added description of
2421 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2423 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2425 * config/darwin-driver.c (darwin_default_min_version): Fix
2426 -Wc++-compat warnings.
2428 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
2430 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
2433 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2435 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2437 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2439 PR rtl-optimization/34744
2440 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
2441 (df_scan_free_internal): Free data structures not
2442 allocated in storage pools.
2443 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
2444 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
2445 df_scan_free_mws_vec.
2446 * dse.c (dse_step6): Free offset_map_p and offset_map_n
2449 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
2451 * config/i386/i386.c (contains_aligned_value_p): Return true
2453 (ix86_function_arg_boundary): Return its natural boundary
2455 (return_in_memory_32): Don't check TDmode.
2456 (ix86_split_to_parts): Support splitting into 4 parts and
2457 support TFmode for 32bit target.
2458 (ix86_split_long_move): Support splitting into 4 parts.
2459 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
2461 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
2462 (ix86_init_builtins): Here.
2463 (ix86_scalar_mode_supported_p): Always return true for TFmode.
2464 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
2465 'q' and 'w', respectively.
2467 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
2469 (movtf_internal): Likewise.
2470 (<code>tf2): Likewise.
2471 (*absnegtf2_sse): Likewise.
2472 (copysign<mode>3): Likewise.
2473 (copysign<mode>3_const): Likewise.
2474 (copysign<mode>3_var): Likewise.
2475 (define_split UNSPEC_COPYSIGN): Likewise.
2476 * config/i386/sse.md (*nandtf3): Likewise.
2477 (<code>tf3): Likewise.
2478 (*<code>tf3): Likewise.
2480 2008-06-30 Joey Ye <joey.ye@intel.com>
2481 H.J. Lu <hongjiu.lu@intel.com>
2483 * global.c (compute_regsets): Set frame_pointer_needed here.
2484 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
2486 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2488 * doc/install.texi (specific): Expand Windows build notes.
2490 2008-06-30 Ira Rosen <irar@il.ibm.com>
2492 PR tree-optimization/36648
2493 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
2494 number of prolog iterations by step. Fix the comment.
2496 2008-06-30 Richard Guenther <rguenther@suse.de>
2499 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
2500 handle calls from ECF_MALLOC functions.
2501 (handle_pure_call): ECF_MALLOC functions do not return
2503 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
2505 2008-06-29 Andreas Schwab <schwab@suse.de>
2507 * config/m68k/m68k.c (print_operand): Always print a float
2509 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
2510 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
2513 * config/rs6000/x-linux64: Remove never used file.
2515 2008-06-29 Richard Guenther <rguenther@suse.de>
2517 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
2519 (struct alias_info): Move ...
2520 * tree-ssa-alias.c: ... here.
2521 (update_alias_info): Declare.
2522 (compute_may_aliases): Call it.
2523 (update_alias_info): New function.
2524 * tree-ssa-structalias.c (update_alias_info): Move ...
2525 * tree-ssa-alias.c (update_alias_info_1): ... here.
2526 * tree-ssa-structalias.c (process_constraint_1): Remove
2527 unused from_call argument. Rename to ...
2528 (process_constraint): ... this. Delete old wrapper.
2529 (make_constraint_to): Adjust callers.
2530 (handle_const_call): Likewise.
2531 (handle_pure_call): Likewise.
2532 (init_base_vars): Likewise.
2533 (handle_lhs_call): Likewise. Remove unnecessary constraint.
2534 (find_func_aliases): We don't need structure copies for
2536 (make_constraint_from_anything): Remove.
2537 (create_variable_info_for): For globals make constraints
2538 from escaped, not from anything.
2539 (compute_points_to_sets): Do not call update_alias_info.
2540 (ipa_pta_execute): Use make_constraint_from.
2542 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2544 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
2545 (bitmap.o-warn, dominance.o-warn): New.
2546 * configure.ac (cxx_compat_warn): Delete.
2547 (loose_warn): Add -Wcast-qual and -Wc++-compat.
2548 * system.h: Remove #pragma diagnostic for -Wcast-qual and
2550 * configure: Regenerate.
2552 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
2555 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2557 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
2558 * df-scan.c (df_notes_rescan): Likewise.
2559 * ggc-page.c (set_page_table_entry): Likewise.
2560 * intl.c (gcc_gettext_width): Likewise.
2561 * varasm.c (get_unnamed_section, get_noswitch_section,
2562 get_section): Likewise.
2564 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
2566 * regrename.c (build_def_use): Don't copy RTX.
2568 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
2570 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
2571 (Type Attributes): Fix nesting of @table and @subsection. Adjust
2572 punctuation. Use @ref instead of @xref.
2573 (Function Names): Remove stray @display/@end display.
2574 (C++ Attributes): Use @ref instead of @xref.
2575 (Deprecated Features): Fix punctuation around @xref.
2576 (Backwards Compatibility): Likewise.
2577 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
2579 2008-06-28 Joseph Myers <joseph@codesourcery.com>
2581 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
2582 constants for E500 double.
2584 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2586 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
2587 element type of const_vector.
2589 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
2591 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
2592 Remove FLAGS_REG clobber from expander pattern.
2593 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
2594 (anddi3, andsi3, andhi3, andqi3): Ditto.
2595 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
2596 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
2597 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
2598 (ashlsi3, ashlhi3, ashlqi3): Ditto.
2599 (ashrsi3, ashrhi3, ashrqi3): Ditto.
2600 (lshrsi3, lshrhi3, lshrqi3): Ditto.
2601 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
2602 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
2604 2008-06-28 Richard Guenther <rguenther@suse.de>
2606 * tree-ssa-structalias.c (callused_id, var_callused,
2607 callused_tree): Add.
2608 (handle_pure_call): New function.
2609 (find_func_aliases): Call it.
2610 (find_what_p_points_to): Handle the call-used set.
2611 (clobber_what_escaped): Likewise.
2612 (compute_call_used_vars): New function.
2613 (init_base_vars): Init the call-used variable.
2614 (do_sd_constraint): Do not propagate the solution from CALLUSED
2615 but use CALLUSED as a placeholder.
2616 (solve_graph): Likewise.
2617 * tree-flow-inline.h (gimple_call_used_vars): New function.
2618 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
2619 (compute_call_used_vars): Declare.
2620 * tree-ssa-alias.c (set_initial_properties): Call
2621 compute_call_used_vars.
2622 (reset_alias_info): Clear call-used variables.
2623 (add_call_clobber_ops): Assert we are not called for const/pure
2624 functions. Remove handling of them.
2625 (add_call_read_ops): Handle pure functions by adding the
2626 call-used set of variables as VUSEs.
2627 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
2628 (delete_tree_ssa): Free it.
2629 * tree-dfa.c (remove_referenced_var): Clear the var from the
2632 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
2634 * tree.c (build_varargs_function_type_list): New.
2635 (build_function_type_list_1): New.
2636 (build_function_type_list): Use build_function_type_list_1.
2637 * tree.h (build_varargs_function_type_list): New.
2639 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2642 * config/spu/spu.c (spu_builtin_splats): Do not generate
2643 invalid CONST_VECTOR expressions.
2644 (spu_expand_vector_init): Likewise.
2646 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
2648 * optabs.c (libfunc_decls): New variable.
2649 (libfunc_decl_hash, libfunc_decl_eq): New functions.
2650 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
2651 for the same function twice.
2653 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
2656 ix86_expand_binary_operator directly.
2657 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
2659 (*ashrti3_1): Ditto.
2660 (*lshrti3_1): Ditto.
2661 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
2662 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
2663 using only one splitter. Conditionaly execute splitter before or
2664 after peephole2 pass.
2665 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
2666 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
2667 Use only one alternative in asm template.
2668 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
2670 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
2671 "J" operand constraint for operand 2.
2672 (*ashldi3_cconly_rex64): Ditto.
2673 (*ashrdi3_cmp_rex64): Ditto.
2674 (*ashrdi3_cconly_rex64): Ditto.
2675 (*lshrdi3_cmp_rex64): Ditto.
2676 (*lshrdi3_cconly_rex64): Ditto.
2677 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
2678 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
2679 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
2682 2008-06-27 Jakub Jelinek <jakub@redhat.com>
2684 * gimplify.c (omp_is_private): Don't return true if decl is not
2685 already private on #pragma omp for or #pragma omp parallel for.
2688 * tree-cfg.c (struct move_stmt_d): Replace block field with
2689 orig_block and new_block fields.
2690 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
2691 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
2692 (move_block_to_fn): Replace vars_map and new_label_map arguments
2693 with struct move_stmt_d pointer.
2694 (replace_block_vars_by_duplicates): New function.
2695 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
2696 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
2697 all subblocks of ORIG_BLOCK to the new function. Call
2698 replace_block_vars_by_duplicates.
2699 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
2700 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
2701 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
2702 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
2703 (expand_omp): Temporarily set input_location to the location of
2704 region's controlling stmt.
2705 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
2706 BIND_EXPR, push ctx->block_vars and gimplification vars into
2707 the BIND_EXPR and its block's BLOCK_VARS instead of directly
2709 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
2710 there are any BLOCK_VARS.
2711 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
2712 OMP_PARALLEL or OMP_TASK stmt.
2713 (lower_omp): Save and restore input_location around the lower_omp_1
2716 2008-06-27 Richard Guenther <rguenther@suse.de>
2718 PR tree-optimization/36400
2719 PR tree-optimization/36373
2720 PR tree-optimization/36344
2721 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
2722 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
2723 (update_alias_info): Remove call clobbering code.
2724 (make_constraint_to): New helper function.
2725 (make_escape_constraint): Likewise.
2726 (handle_rhs_call): Use it on all pointer containing arguments.
2727 Also mark the static chain escaped.
2728 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
2729 instead of ANYTHING.
2730 (make_constraint_from): New helper split out from ...
2731 (make_constraint_from_anything): ... here.
2732 (find_func_aliases): Add constraints for escape sites.
2733 (intra_create_variable_infos): Make constraints from NONLOCAL
2735 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
2737 (clobber_what_p_points_to): Remove.
2738 (clobber_what_escaped): New function.
2739 (init_base_vars): Init NONLOCAL and ESCAPED.
2740 (do_sd_constraint): Do not propagate the solution from ESCAPED
2741 but use ESCAPED as a placeholder.
2742 (solve_graph): Likewise.
2743 * tree-flow.h (clobber_what_p_points_to): Remove.
2744 (clobber_what_escaped): Declare.
2745 * tree-ssa-alias.c (set_initial_properties): Call it.
2746 Remove code clobbering escaped pointers.
2748 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
2750 * function.c (allocate_struct_function): Only allocate a unique
2751 funcdef_no if the decl is nonzero.
2753 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
2755 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
2756 * config/mips/mips.c (mips_split_const_insns): New function.
2757 * config/mips/mips.md (move_type): New attribute.
2758 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
2759 (dword_mode): New attribute.
2760 (type): Avoid long line. Map "move_type"s to "type"s,
2761 choosing "multi" for doubleword moves if appropriate.
2762 Swap MTC/MFC comments to match their declaration order.
2763 (extended_mips16): Default to "yes" if "move_type" is "sll0",
2764 "type" is "branch" or "jal" is "direct".
2765 (length): Handle "extended_mips16" first. Make the default
2766 "0" for "ghost" instructions. Set the length from "move_type".
2767 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
2768 of "type", with "sll0" for the register alternative. Remove the
2769 "extended_mips16" attribute.
2770 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
2771 of "type", with "shift_shift" for the register alternative.
2772 Remove the "length" attribute.
2773 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
2774 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
2775 of "type", with "andi" for the register alternative.
2776 (*zero_extendqihi2): Likewise.
2777 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
2778 of "andi" instead of a "type" of "arith".
2779 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
2781 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
2782 (mov_<store>r, *mov<mode>_ra): Likewise.
2783 (extendsidi2): Use "move_type" instead of "type", with "move"
2784 for the register alternative.
2785 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
2786 of "type", with "signext" for the register alternative.
2787 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
2788 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
2789 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
2790 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
2791 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
2792 (unnamed branch insn): Likewise.
2793 (*movdi_gp32_fp64): Fold into...
2794 (*movdi_32bit): ...here.
2795 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
2796 (*movdf_hardfloat): ...this new pattern.
2797 (*movdf_softfloat): Remove redundant FPR alternatives.
2798 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
2799 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
2800 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
2801 the "move" attribute.
2802 (*movdi_32bit): Use "move_type" instead of "type" and remove the
2803 "length" attribute. Use "fpload" and "fpstore" instead of "load"
2804 and "store" for COP loads and stores.
2805 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
2806 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
2807 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
2808 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
2809 (*movtf_mips16, *movv2sf): Likewise.
2810 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
2811 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2812 (mfhc1<mode>): Use "move_type" instead of "move".
2813 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
2814 (loadgp_blockage): Remove the "length" attribute.
2815 (blockage, set_got_version, update_got_version): Likewise.
2816 (call_internal): Remove the "extended_mips16" attribute.
2817 (call_value_internal, call_value_multiple_internal): Likewise.
2818 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
2820 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
2821 the "length" attribute.
2823 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2825 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
2826 -Wcast-qual warnings.
2827 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
2828 handle_pragma_pop_macro): Likewise.
2829 * collect2.c (resolve_lib_name): Likewise.
2830 * config/arc/arc.c (arc_init): Likewise.
2831 * config/arm/arm.c (neon_builtin_compare,
2832 locate_neon_builtin_icode): Likewise.
2833 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
2834 * config/bfin/bfin.c (bfin_init_machine_status,
2835 bfin_optimize_loop): Likewise.
2836 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2837 * config/cris/cris.c (cris_init_expanders): Likewise.
2838 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
2839 * config/darwin.c (machopic_indirection_eq,
2840 machopic_indirection_name, machopic_output_indirection): Likewise.
2841 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
2842 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
2843 frv_optimize_membar): Likewise.
2844 * config/i386/cygwin.h (mingw_scan,
2845 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
2846 * config/i386/cygwin1.c (mingw_scan): Likewise.
2847 * config/i386/i386.c (machopic_output_stub): Likewise.
2848 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
2849 i386_pe_unique_section): Likewise.
2850 * config/ia64/ia64.c (ia64_init_machine_status,
2851 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
2853 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
2854 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
2855 * config/m68k/m68k.c (m68k_handle_option,
2856 m68k_sched_md_init_global): Likewise.
2857 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
2858 mcore_unique_section): Likewise.
2859 * config/mips/mips.c (mips_block_move_straight,
2860 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
2862 * config/mmix/mmix.c (mmix_init_machine_status,
2863 mmix_encode_section_info): Likewise.
2864 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
2865 * config/rs6000/rs6000.c (rs6000_init_machine_status,
2866 print_operand_address, output_toc, redefine_groups,
2867 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
2868 * config/s390/s390.c (s390_init_machine_status): Likewise.
2869 * config/score/score.c (score_block_move_straight,
2870 score_block_move_loop_body): Likewise.
2871 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
2872 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
2873 * emit-rtl.c (find_auto_inc): Likewise.
2874 * gcc.c (translate_options, process_command): Likewise.
2875 * reorg.c (dbr_schedule): Likewise.
2876 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
2877 * xcoffout.c (xcoffout_declare_function): Likewise.
2879 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
2881 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
2882 ipa-pta working again.
2884 2008-06-27 David Edelsohn <edelsohn@gnu.org>
2886 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
2889 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
2891 * config.gcc (powerpc*-*-*): Add new core e500mc.
2892 * config/rs6000/e500mc.md: New file.
2893 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2895 (rs6000_override_options): Add e500mc case to
2896 processor_target_table. Altivec and Spe options not allowed
2897 with e500mc. Add isel instruction to e500mc by
2898 default. Initialize rs6000_cost for e500mc.
2899 (rs6000_issue_rate): Set issue rate for e500mc.
2900 * config/rs6000/rs6000.h (processor_type): Add
2901 PROCESSOR_PPCE500MC.
2902 (ASM_CPU_SPEC): Add e500mc.
2903 Set TARGET_ISEL to rs6000_isel.
2904 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
2905 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
2906 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
2908 * doc/invoke.texi: Add e500mc to list of cpus.
2910 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2913 * c-lex.c (lex_charconst): Initialize unsignedp.
2915 2008-06-27 Olivier Hainque <hainque@adacore.com>
2917 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
2918 documented assumptions.
2920 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
2922 * dwarf2out.c: Remove trailing white spaces. Break long line
2925 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
2927 * libfuncs.h (LTI_synchronize): New libfunc_index.
2928 (synchronize_libfunc): Declare.
2929 * builtins.c (expand_builtin_synchronize): Consider using
2930 synchronize_libfunc before falling back on an asm blockage.
2931 * config/mips/mips.c: Include libfuncs.h
2932 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
2934 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
2936 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
2937 parameter. Copy stack_reg to r11 where appropriate.
2938 (no_global_regs_above): Add gpr parameter.
2939 (rs6000_stack_info): Only add padding for SPE save area if we
2940 are saving SPE GPRs and CR.
2941 (saveres_routine_syms): New variable.
2942 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
2944 (rs6000_savres_routine_sym): New function.
2945 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
2947 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
2948 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
2949 Tweak FPR out-of-line saving.
2950 (rs6000_make_savres_rtx): New function.
2951 (rs6000_use_multiple_p): New function.
2952 (rs6000_savres_strategy): New function.
2953 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
2954 out-of-line if appropriate.
2955 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
2956 if we are optimizing for size.
2957 (GP_SAVE_INLINE): Define.
2958 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
2959 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
2960 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
2961 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
2962 (*save_fpregs_<mode>): Add use of r11.
2963 (*restore_gpregs_<mode>): New insn.
2964 (*return_and_restore_gpregs_<mode>): New insn.
2965 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
2967 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
2968 (*restore_gpregs_spe): New insn.
2969 (*return_and_restore_gpregs_spe): New insn.
2970 * config/rs6000/predicates.md (save_world_operation): Fix check.
2972 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
2974 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
2975 this point, so assert that.
2977 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
2979 * cfganal.c: Include vec.h and vecprim.h.
2980 (compute_idf): Import from...
2981 * tree-into-ssa (compute_idf): ...here.
2982 * basic-block.h (compute_idf): Export.
2984 2008-06-26 Joseph Myers <joseph@codesourcery.com>
2986 * c-decl.c (merge_decls): Use !current_function_decl to check for
2987 extern declaration of C99 inline function being at file scope.
2989 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
2991 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
2993 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2995 * alias.c (record_alias_subset, init_alias_analysis): Fix
2996 -Wc++-compat and/or -Wcast-qual warnings.
2997 * attribs.c (lookup_attribute_spec): Likewise.
2998 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
2999 copy_bb, connect_traces,
3000 find_rarely_executed_basic_blocks_and_cr): Likewise.
3001 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
3002 note_btr_set, migrate_btr_defs): Likewise.
3003 * builtins.c (result_vector, expand_builtin_memcpy,
3004 expand_builtin_mempcpy_args, expand_builtin_strncpy,
3005 builtin_memset_read_str, expand_builtin_printf,
3006 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
3008 * caller-save.c (mark_set_regs): Likewise.
3009 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3010 * cgraph.c (cgraph_edge): Likewise.
3011 * combine.c (likely_spilled_retval_1): Likewise.
3012 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
3013 htab_counts_entry_del, get_coverage_counts): Likewise.
3014 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
3015 new_cselib_val): Likewise.
3016 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
3017 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
3019 * df-core.c (df_compact_blocks): Likewise.
3020 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
3021 * df-scan.c (df_grow_reg_info, df_ref_create,
3022 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
3023 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
3024 df_record_entry_block_defs, df_record_exit_block_uses,
3025 df_bb_verify): Likewise.
3026 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
3027 DF_REF_EXTRACT_MODE_CONST): New.
3028 * dominance.c (get_immediate_dominator, get_dominated_by,
3029 nearest_common_dominator, root_of_dom_tree,
3030 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
3031 -Wc++-compat and/or -Wcast-qual warnings.
3032 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
3033 record_store, replace_read, check_mem_read_rtx, scan_insn,
3034 dse_step1, dse_record_singleton_alias_set): Likewise.
3035 * dwarf2asm.c (dw2_force_const_mem): Likewise.
3037 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3039 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
3040 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
3041 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
3042 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
3043 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
3044 add_ranges_num, add_ranges_by_labels, file_info_cmp,
3045 file_name_acquire, output_file_names, add_const_value_attribute,
3046 premark_used_types_helper, file_table_eq, file_table_hash,
3047 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
3048 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
3049 -Wcast-qual warnings.
3050 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
3051 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
3052 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
3053 gen_reg_rtx, start_sequence, init_emit): Likewise.
3054 * et-forest.c (et_new_occ, et_new_tree): Likewise.
3055 * except.c (init_eh_for_function, gen_eh_region,
3056 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
3057 arh_to_landing_pad, arh_to_label, add_action_record,
3058 add_call_site, switch_to_exception_section): Likewise.
3059 * expmed.c (synth_mult): Likewise.
3060 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
3061 store_expr): Likewise.
3062 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
3064 * function.c (assign_stack_temp_for_type,
3065 allocate_struct_function, match_asm_constraints_1): Likewise.
3066 * gcov-io.c (gcov_allocate): Likewise.
3067 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3068 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3069 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3070 record_one_set, insert_expr_in_table, insert_set_in_table,
3071 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3072 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3073 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3074 -Wcast-qual warnings.
3076 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3078 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3079 -Wcast-qual warnings.
3080 * gcc.c (process_command): Likewise.
3081 * genattrtab.c (oballoc): Use XOBNEW.
3082 (oballocvec): Define.
3083 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3084 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3085 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3086 -Wc++-compat and/or -Wcast-qual warnings.
3087 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3088 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
3089 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3090 gen_presence_absence_set, gen_automaton, gen_regexp_el,
3091 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3092 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
3093 add_excls, process_presence_absence_names,
3094 process_presence_absence_patterns, add_presence_absence,
3095 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
3096 get_free_state, add_arc, get_free_automata_list_el,
3097 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
3098 transform_3, cache_presence, create_ainsns, create_automata,
3099 create_state_ainsn_table, dfa_insn_code_enlarge,
3100 output_trans_func, output_min_issue_delay_func,
3101 output_dead_lock_func, output_reset_func,
3102 output_get_cpu_unit_code_func, output_dfa_start_func,
3103 expand_automata): Likewise.
3104 * genextract.c (gen_insn): Likewise.
3105 * gengtype-lex.l: Likewise.
3106 * gengtype.c (read_input_list, adjust_field_type,
3107 process_gc_options): Likewise.
3108 * genoutput.c (note_constraint): Likewise.
3109 * genpreds.c (mangle, add_constraint): Likewise.
3110 * genrecog.c (process_define_predicate, new_decision,
3111 add_to_sequence): Likewise.
3112 * gensupport.c (record_insn_name): Likewise.
3114 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3116 * config/i386/driver-i386.c (detect_caches_amd,
3117 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
3118 and/or -Wcast-qual warnings.
3119 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
3120 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
3121 gt_pch_save): Likewise.
3122 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
3123 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
3124 * global.c (compute_regsets): Likewise.
3125 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3126 finish_graph_dump_file): Likewise.
3127 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
3128 unlink_bb_notes): Likewise.
3129 * integrate.c (get_hard_reg_initial_val): Likewise.
3130 * ipa-prop.c (ipa_push_func_to_list): Likewise.
3131 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
3132 * local-alloc.c (update_equiv_regs): Likewise.
3133 * loop-invariant.c (check_invariant_table_size,
3134 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
3136 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
3137 altered_reg_used, mark_altered): Likewise.
3138 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
3139 insert_var_expansion_initialization,
3140 combine_var_copies_in_loop_exit, apply_opt_in_copies,
3141 release_var_copies): Likewise.
3142 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
3143 analyze_matrix_decl, add_allocation_site, analyze_transpose,
3144 analyze_accesses_for_phi_node, check_var_notmodified_p,
3145 check_allocation_function, find_sites_in_func,
3146 record_all_accesses_in_func, transform_access_sites,
3147 transform_allocation_sites): Likewise.
3148 * omp-low.c (new_omp_region, create_omp_child_function_name,
3149 check_omp_nesting_restrictions, check_combined_parallel,
3150 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
3151 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
3152 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3153 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
3155 * opts-common.c (prune_options): Likewise.
3156 * opts.c (add_input_filename, print_filtered_help,
3157 get_option_state): Likewise.
3158 * params.c (add_params): Likewise.
3159 * passes.c (set_pass_for_id, next_pass_1,
3160 do_per_function_toporder, pass_fini_dump_file): Likewise.
3161 * postreload.c (reload_cse_simplify_operands): Likewise.
3162 * predict.c (tree_predicted_by_p, tree_predict_edge,
3163 clear_bb_predictions, combine_predictions_for_bb): Likewise.
3165 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3167 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
3169 * recog.c (check_asm_operands, validate_change_1): Likewise.
3170 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
3171 subst_asm_stack_regs): Likewise.
3172 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
3173 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
3174 * regmove.c (reg_is_remote_constant_p): Likewise.
3175 * regrename.c (regrename_optimize, scan_rtx_reg,
3176 kill_clobbered_value, kill_set_value, kill_autoinc_value):
3178 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
3179 regstat_compute_calls_crossed): Likewise.
3180 * reload1.c (init_reload, new_insn_chain,
3181 has_nonexceptional_receiver, reload, copy_reloads,
3182 calculate_needs_all_insns, init_elim_table): Likewise.
3183 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
3184 * rtl.c (shallow_copy_rtx_stat): Likewise.
3185 * rtlanal.c (parms_set): Likewise.
3186 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
3187 sbitmap_resize, sbitmap_vector_alloc): Likewise.
3188 * sched-ebb.c (earliest_block_with_similiar_load,
3189 add_deps_for_risky_insns): Likewise.
3190 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
3191 schedule_region): Likewise.
3192 * see.c (eq_descriptor_pre_extension,
3193 hash_descriptor_pre_extension, hash_del_pre_extension,
3194 eq_descriptor_properties, hash_descriptor_properties,
3195 hash_del_properties, see_seek_pre_extension_expr,
3196 see_initialize_data_structures, see_print_register_properties,
3197 see_print_pre_extension_expr, see_delete_merged_def_extension,
3198 see_delete_unmerged_def_extension, see_emit_use_extension,
3199 see_pre_delete_extension, see_map_extension, see_commit_changes,
3200 see_analyze_merged_def_local_prop,
3201 see_analyze_merged_def_local_prop,
3202 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
3203 see_set_prop_merged_def, see_set_prop_unmerged_def,
3204 see_set_prop_unmerged_use, see_print_one_extension,
3205 see_merge_one_use_extension, see_merge_one_def_extension,
3206 see_store_reference_and_extension, see_update_uses_relevancy,
3207 see_update_defs_relevancy): Likewise.
3208 * statistics.c (hash_statistics_hash, hash_statistics_eq,
3209 hash_statistics_free, curr_statistics_hash): Likewise.
3210 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
3211 expand_asm_operands, expand_return, case_bit_test_cmp,
3212 expand_case): Likewise.
3213 * stor-layout.c (start_record_layout): Likewise.
3214 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
3215 gt_pch_save_stringpool): Likewise.
3216 * tree-data-ref.c (hash_stmt_vertex_info,
3217 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
3218 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
3220 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.md : Change constraints of HImode and QImode
3224 immediate operands from "i" to "n". Change SImode "ni" constraint to
3225 "i" and SImode "rmi" constraint to "g". Remove all constraints
3226 from const0_operand and const1_operand predicated operands.
3227 (i): Change QImode and HImode attribute from "i" to "n".
3228 (*subqi_2): Change HImode operands to QImode.
3231 2008-06-25 Olivier Hainque <hainque@adacore.com>
3233 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
3236 2008-06-25 Richard Guenther <rguenther@suse.de>
3238 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
3239 not overflow the result type.
3241 2008-06-25 Richard Guenther <rguenther@suse.de>
3243 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
3244 (vn_lookup): Likewise.
3246 2008-06-25 Richard Guenther <rguenther@suse.de>
3248 PR tree-optimization/35518
3249 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
3250 * tree-sra.c (instantiate_element): Use fold_build3 to build
3252 (try_instantiate_multiple_fields): Likewise.
3254 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3256 * config/rs6000/rs6000.md: Change all string instruction's clobber to
3259 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3261 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
3262 use_backchain_to_restore_sp to true
3263 if the offset of the link register save area would go over the 32k - 1
3264 offset limit of the load
3267 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
3269 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
3270 anchor for the type-punning blurb. Cross-reference "Structures
3271 unions enumerations and bit-fields implementation". Provide a
3272 cast-through-pointer example. Make final sentence self-contained.
3273 * doc/implement-c.texi (Structures unions enumerations and
3274 bit-fields implementation): Cross-reference the type-punning blurb
3275 in the -fstrict-aliasing documentation.
3277 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3280 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
3281 the memory instead of the memory itself for the save area.
3283 2008-06-24 Olivier Hainque <hainque@adacore.com>
3284 Nicolas Roche <roche@adacore.com>
3286 * gengtype.c (srcdir_len): size_t instead of int.
3287 (get_file_realbasename): New function. For F a filename, the real
3288 basename of F, with all the path components stripped.
3289 (get_file_srcdir_relative_path): New function. For F a filename, the
3290 relative path to F from $(srcdir).
3291 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
3292 get_file_realbasename. Adjust the head comment.
3293 (get_prefix_langdir_index): New function. For F a filename, return the
3294 lang_dir_names[] relative index of the language directory that is
3296 (get_file_langdir): For F a filename, return the name of the language
3297 directory where F is located.
3298 (get_file_gtfilename): New function. The gt- output file name for an
3300 (get_output_file_with_visibility): Replace in-line computations with
3301 uses of get_file_gtfilename and get_prefix_langdir_index.
3302 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
3304 2008-06-24 Jakub Jelinek <jakub@redhat.com>
3306 PR tree-optimization/36504
3307 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
3308 references without base address.
3310 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3313 * calls.c (expand_call): Increase alignment for recursive functions.
3315 2008-06-23 Anatoly Sokolov <aesok@post.ru>
3317 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
3318 (TARGET_FUNCTION_VALUE): New define.
3319 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
3320 * config/avr/avr.h (FUNCTION_VALUE): Remove.
3322 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3324 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
3325 (fmod<mode>3): Ditto.
3326 (remainderxf3): Ditto.
3327 (remainder<mode>3): Ditto.
3329 2008-06-23 Jakub Jelinek <jakub@redhat.com>
3332 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
3333 REG is a hard register.
3335 PR tree-optimization/36508
3336 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
3337 499, don't check it at all in release compilers.
3339 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3341 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
3342 together with SSE_TARGET_MATH to disable insn pattern.
3343 (*fop_<MODEF:mode>_2_i387): Ditto.
3344 (*fop_<MODEF:mode>_3_i387): Ditto.
3346 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
3348 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
3350 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3353 * gimplify.c (gimplify_asm_expr): Check the return code of
3354 parse_output_constraint call, set function return and is_inout
3357 2008-06-22 Ian Lance Taylor <iant@google.com>
3359 * c-lex.c (narrowest_unsigned_type): Change itk to int.
3360 (narrowest_signed_type): Likewise.
3361 * c-typeck.c (c_common_type): Change local variable mclass to enum
3363 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
3364 tcc_comparison, not the tree code itself.
3365 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
3366 (c_expand_expr): Cast modifier to enum expand_modifier.
3367 * c-common.h (C_RID_CODE): Add casts.
3368 (C_SET_RID_CODE): Define.
3369 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
3370 (c_lex_one_token): Add cast to avoid warning.
3371 (c_parser_objc_type_name): Rename local typename to type_name.
3372 (check_no_duplicate_clause): Change code parameter to enum
3374 (c_parser_omp_var_list_parens): Change kind parameter to enum
3376 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
3377 c_parser_omp_list_var_parens.
3378 (c_parser_omp_threadprivate): Likewise.
3379 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
3380 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
3381 * c-format.c (NO_FMT): Define.
3382 (printf_length_specs): Use NO_FMT.
3383 (asm_fprintf_length_specs): Likewise.
3384 (gcc_diag_length_specs): Likewise.
3385 (scanf_length_specs): Likewise.
3386 (strfmon_length_specs): Likewise.
3387 (gcc_gfc_length_specs): Likewise.
3388 (printf_flag_specs): Change 0 to STD_C89.
3389 (asm_fprintf_flag_specs): Likewise.
3390 (gcc_diag_flag_specs): Likewise.
3391 (gcc_cxxdiag_flag_specs): Likewise.
3392 (scanf_flag_specs): Likewise.
3393 (strftime_flag_specs): Likewise.
3394 (strfmon_flag_specs): Likewise.
3395 (print_char_table): Likewise.
3396 (asm_fprintf_char_table): Likewise.
3397 (gcc_diag_char_table): Likewise.
3398 (gcc_tdiag_char_table): Likewise.
3399 (gcc_cdiag_char_table): Likewise.
3400 (gcc_cxxdiag_char_table): Likewise.
3401 (gcc_gfc_char_table): Likewise.
3402 (scan_char_table): Likewise.
3403 (time_char_table): Likewis.
3404 (monetary_char_table): Likewise.
3405 * c-format.h (BADLEN): Likewise.
3407 2008-06-21 Ian Lance Taylor <iant@google.com>
3409 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
3410 Define END_OF_BASE_TREE_CODES around inclusion.
3411 * tree.c (tree_code_type): New global array.
3412 (tree_code_length, tree_code_name): Likewise.
3413 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
3415 (all-tree.def, s-alltree): New targets.
3416 (gencheck.h, s-gencheck): Remove.
3417 (tree.o): Depend upon all-tree.def.
3418 (build/gencheck.o): Remove gencheck.h dependency.
3419 (mostlyclean): Don't remove gencheck.h.
3420 * c-common.h (enum c_tree_code): Remove.
3421 * c-lang.c (tree_code_type): Remove.
3422 (tree_code_length, tree_code_name): Remove.
3423 * gencheck.c (tree_codes): Include all-tree.def, rather than
3424 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
3426 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
3428 * cp/cp-tree.h (enum cplus_tree_code): Remove.
3429 (operator_name_info): Size to MAX_TREE_CODES.
3430 (assignment_operator_name_info): Likewise.
3431 * cp/cp-lang.c (tree_code_type): Remove.
3432 (tree_code_length, tree_code_name): Remove.
3433 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
3434 (assignment_operator_name_info): Likewise.
3435 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
3437 * cp/mangle.c (write_expression): Likewise.
3438 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
3439 * fortran/f95-lang.c (tree_code_type): Remove.
3440 (tree_code_length, tree_code_name): Remove.
3441 * java/java-tree.h (enum java_tree_code): Remove.
3442 * java/lang.c (tree_code_type): Remove.
3443 (tree_code_length, tree_code_name): Remove.
3444 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
3445 * objc/objc-act.h (enum objc_tree_code): Remove.
3446 * objc/objc-lang.c (tree_code_type): Remove.
3447 (tree_code_length, tree_code_name): Remove.
3448 * objcp/objcp-lang.c (tree_code_type): Remove.
3449 (tree_code_length, tree_code_name): Remove.
3450 * ada/ada-tree.h (enum gnat_tree_code): Remove.
3451 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
3452 * ada/misc.c (tree_code_type): Remove.
3453 (tree_code_length, tree_code_name): Remove.
3455 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
3457 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
3458 the grand_bitmap_obstack.
3460 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3462 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
3463 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
3464 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
3465 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
3466 move_stmt_r, new_label_mapper): Likewise.
3467 * tree-complex.c (cvc_lookup): Likewise.
3468 * tree-dfa.c (create_function_ann): Likewise.
3469 * tree-dump.c (dump_register): Likewise.
3470 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
3471 find_phi_replacement_condition): Likewise.
3472 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
3473 tree_function_versioning): Likewise.
3474 * tree-into-ssa.c (cmp_dfsnum): Likewise.
3475 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
3476 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
3477 get_nonlocal_debug_decl, convert_nonlocal_reference,
3478 convert_nonlocal_omp_clauses, get_local_debug_decl,
3479 convert_local_reference, convert_local_omp_clauses,
3480 convert_nl_goto_reference, convert_nl_goto_receiver,
3481 convert_tramp_reference, convert_call_expr): Likewise.
3482 * tree-outof-ssa.c (contains_tree_r): Likewise.
3483 * tree-parloops.c (reduction_phi, initialize_reductions,
3484 eliminate_local_variables_1, add_field_for_reduction,
3485 add_field_for_name, create_phi_for_local_result,
3486 create_call_for_reduction_1, create_loads_for_reductions,
3487 create_stores_for_reduction, create_loads_and_stores_for_name):
3489 * tree-phinodes.c (allocate_phi_node): Likewise.
3490 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
3491 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
3492 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
3493 * tree-ssa-coalesce.c (compare_pairs): Likewise.
3494 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
3495 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
3496 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
3497 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3498 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
3499 vn_nary_op_insert): Likewise.
3500 * tree-ssa.c (redirect_edge_var_map_add,
3501 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
3502 * tree-vectorizer.c (vectorize_loops): Likewise.
3503 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
3504 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
3505 tree_cons_stat, build1_stat, build_variant_type_copy,
3506 decl_init_priority_lookup, decl_fini_priority_lookup,
3507 decl_priority_info, decl_restrict_base_lookup,
3508 decl_restrict_base_insert, decl_debug_expr_lookup,
3509 decl_debug_expr_insert, decl_value_expr_lookup,
3510 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
3511 type_hash_add, get_file_function_name, tree_check_failed,
3512 tree_not_check_failed, tree_range_check_failed,
3513 omp_clause_range_check_failed, build_omp_clause,
3514 build_vl_exp_stat): Likewise.
3515 * value-prof.c (gimple_histogram_value,
3516 gimple_duplicate_stmt_histograms): Likewise.
3517 * var-tracking.c (attrs_list_insert, attrs_list_copy,
3518 unshare_variable, variable_union_info_cmp_pos, variable_union,
3519 dataflow_set_different_1, dataflow_set_different_2,
3520 vt_find_locations, variable_was_changed, set_variable_part,
3521 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
3522 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
3523 section_entry_hash, object_block_entry_eq,
3524 object_block_entry_hash, create_block_symbol,
3525 initialize_cold_section_name, default_function_rodata_section,
3526 strip_reg_name, set_user_assembler_name, const_desc_eq,
3527 build_constant_desc, output_constant_def, lookup_constant_def,
3528 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
3529 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
3530 default_internal_label): Likewise.
3531 * varray.c (varray_init, varray_grow): Likewise.
3532 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
3534 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
3536 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
3537 operators for "test" insn. Macroize insn using SWI mode macro.
3538 (*jcc_fused_2): Ditto.
3539 (*jcc_fused_3): Macroize insn using SWI mode macro.
3540 (*jcc_fused_4): Ditto.
3542 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
3544 * tree-ssa-pre.c: Fix typo in comment.
3545 (init_antic, fini_antic): Add explicit funtions for
3546 initializing and deinitializing ANTIC and AVAIL sets.
3547 (create_expression_by_pieces): Fix typo in comment.
3548 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
3549 (execute_pre): Eventually dump details about ANTIC_IN.
3551 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3553 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
3554 * gcc.c (translate_options, init_spec, store_arg, read_specs,
3555 add_to_obstack, file_at_path, find_a_file, execute,
3556 add_preprocessor_option, add_assembler_option, add_linker_option,
3557 process_command, insert_wrapper, do_option_spec, do_self_spec,
3558 spec_path, do_spec_1, is_directory, main, used_arg,
3559 getenv_spec_function): Likewise.
3560 * tlink.c (symbol_hash_lookup, file_hash_lookup,
3561 demangled_hash_lookup, symbol_push, file_push, frob_extension):
3564 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3566 * doc/rtl.texi: Updated subreg section.
3568 2008-06-19 Jakub Jelinek <jakub@redhat.com>
3571 * cgraphunit.c (cgraph_process_new_functions): Don't clear
3572 node->needed and node->reachable.
3573 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
3574 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
3575 (expand_task_call): Don't call expand_task_copyfn.
3576 (expand_task_copyfn): Renamed to...
3577 (finalize_task_copyfn): ... this.
3579 2008-06-19 Jan Hubicka <jh@suse.cz>
3581 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
3582 clobbering framepointer.
3584 2008-06-19 Jan Hubicka <jh@suse.cz>
3586 * tree-optimize.c (execute_early_local_optimizations): Set
3587 cgraph_state only at first invocation.
3589 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3591 * system.h (-Wc++-compat): Activate as a warning, no an error.
3593 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3595 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
3596 instead of "#" in insn asm template.
3597 (*jcc_fused_2): Ditto.
3599 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3601 * config/i386/i386.h (ix86_tune_indices)
3602 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
3603 (TARGET_FUSE_CMP_AND_BRANCH): New define.
3604 * config/i386/i386.md (*jcc_fused_1): New insn pattern
3605 (*jcc_fused_2): Ditto.
3606 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
3607 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
3608 (print operand): Handle 'E' and 'e' code.
3610 2008-06-19 Anatoly Sokolov <aesok@post.ru>
3612 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
3613 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3614 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3616 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
3618 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
3620 (cgraph_expand_function): Use local copy of decl.
3621 (cgraph_expand_all_functions): Remove redundant initialization of
3623 (cgraph_optimize): Reword internal_error message.
3625 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
3627 * arm-protos.h (arm_return_in_memory): Remove public
3628 arm_return_in_memory() prototype.
3629 * arm.c (arm_return_in_memory): Add static prototype, add target
3630 hook macro, change definition and comments.
3631 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
3633 2008-06-19 Ben Elliston <bje@au.ibm.com>
3635 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
3636 real.c: Remove references to IEEE 754R.
3637 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
3638 * doc/libgcc.texi (Decimal float library routines): Likewise.
3640 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3642 * targhooks.h (struct gcc_target): New member unwind_word_mode.
3643 (default_unwind_word_mode): Add prototype.
3644 * targhooks.c (default_unwind_word_mode): New function.
3645 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
3646 instead of word_mode.
3647 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
3648 (TARGET_INITIALIZER): Use it.
3650 * c-common.c (handle_mode_attribute): Support "unwind_word"
3652 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
3654 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
3655 word_mode to access SjLj_Function_Context member "data".
3656 (sjlj_emit_dispatch_table): Likewise. Also, perform type
3657 conversion from targetm.eh_return_filter_mode () to
3658 targetm.unwind_word_mode () if they differ.
3660 * builtin-types.def (BT_UNWINDWORD): New primitive type.
3661 (BT_FN_UNWINDWORD_PTR): New function type.
3662 (BT_FN_WORD_PTR): Remove.
3663 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
3664 * except.c (expand_builtin_extend_pointer): Convert pointer to
3665 targetm.unwind_word_mode () instead of word_mode.
3667 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
3668 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
3669 (spu_unwind_word_mode): New function.
3670 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
3671 (TARGET_UNWIND_WORD_MODE): Define.
3672 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
3674 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3676 * config/spu/spu.c (reg_align): Remove.
3677 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
3678 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
3679 (spu_split_store): Likewise.
3681 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
3683 * gcc/tree-vn.c: Fix typo in comment.
3685 2008-06-18 Jan Hubicka <jh@suse.cz>
3687 * cgraphunit.c (cgraph_optimize): Output debug info when doing
3688 toplevel reorder too.
3690 2008-06-18 Jan Hubicka <jh@suse.cz>
3692 * c-opts.c (c_common_post_options): PCH is not compatible with
3694 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
3695 -fno-toplevel-reorder by default now.
3697 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3699 PR documentation/30739
3700 * doc/install.texi (Prerequisites): Document dependency on awk.
3702 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
3703 Ian Lance Taylor <iant@google.com>
3705 PR rtl-optimization/35604
3706 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
3707 only want to change jump destinations, not eventual label comparisons.
3709 2008-06-16 Jan Hubicka <jh@suse.cz>
3711 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
3713 (cgraph_analyze_function): Likewise.
3715 2008-06-16 Jan Hubicka <jh@suse.cz>
3717 * cgraph.h (cgraph_mark_if_needed): New function.
3718 * cgraphunit.c (cgraph_mark_if_needed): New function.
3719 * c-decl.c (duplicate_decl): Use it.
3721 2008-06-16 Jan Hubicka <jh@suse.cz>
3723 * cgraph.c (cgraph_add_new_function): When in expansion state, do
3726 2008-06-16 Jan Hubicka <jh@suse.cz>
3728 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
3730 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
3731 Kazu Hirata <kazu@codesourcery.com>
3732 Maxim Kuvyrkov <maxim@codesourcery.com
3734 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
3735 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
3736 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
3737 EXTRA_SPEC_FUNCTIONS.
3738 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
3739 (DRIVER_SELF_SPECS): Adjust.
3740 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
3741 * config/mips/st.h, config/mips/t-st: New.
3742 * config/mips/driver-native.c, config/mips/x-native: New.
3743 * doc/invoke.texi (MIPS): Document 'native' value for -march and
3746 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3748 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
3750 (ISA_HAS_FP_CONDMOVE): New macro.
3751 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
3752 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
3753 (ISA_HAS_NMADD3_NMSUB3): New macro.
3754 * config/mips/mips.c (mips_rtx_costs): Update.
3755 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
3756 compiling for ST Loongson 2E/2F.
3757 (madd<mode>): Rename to madd4<mode>. Update.
3758 (madd3<mode>): New pattern.
3759 (msub<mode>): Rename to msub4<mode>. Update.
3760 (msub3<mode>): New pattern.
3761 (nmadd<mode>): Rename to nmadd4<mode>. Update.
3762 (nmadd3<mode>): New pattern.
3763 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
3764 (nmadd3<mode>_fastmath): New pattern.
3765 (nmsub<mode>): Rename to nmsub4<mode>. Update.
3766 (nmsub3<mode>): New pattern.
3767 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
3768 (nmsub3<mode>_fastmath): New pattern.
3769 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
3771 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
3773 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
3774 (DF_REF_INSN_INFO): New.
3775 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
3776 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
3777 with a NULL DF_REF_INSN_INFO.
3778 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
3780 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
3781 DF_INSN_INFO_EQ_USES): New.
3782 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
3783 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
3784 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
3785 * df-core.c: Update comment for above changes.
3786 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
3787 DF_INSN_UID_* macros.
3788 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
3789 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
3790 insn rtx. Update all callers.
3791 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
3792 df_ref_create_structure, df_insn_refs_collect): Likewise.
3793 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
3794 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
3795 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
3796 macros to access the insn refs.
3797 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
3798 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
3799 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
3800 for accessing the refs.
3801 (try_fwprop_subst): Likewise.
3802 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
3803 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
3804 for accessing the refs.
3805 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
3806 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
3807 to look at the insn refs.
3808 (record_uses): Likewise.
3809 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
3811 (mark_artificial_uses): Don't mark_insn for artificial refs.
3812 (mark_reg_rependencies): Likewise.
3814 * doc/rtl.texi: Remove documentation of ADDRESSOF.
3816 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3818 * configure: Regenerate.
3820 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
3822 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
3823 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3824 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3826 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
3828 * config/avr/avr.c (avr_mcu_t): Add attiny167.
3829 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3830 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3832 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
3834 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
3835 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3836 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3838 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
3840 * tree-ssa-sccvn.c: Fix format of comments.
3842 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
3844 * cgraph.c: Remove unneeded forward declarations of eq_node()
3847 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
3849 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
3851 (see_update_relevancy): Likewise.
3852 * fwprop.c (try_fwprop_subst): Likewise.
3853 * rtlanal.c (noop_move_p): Likewise.
3854 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
3855 notes to non-existing libcall blocks.
3856 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
3858 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
3859 (dead_libcall_p): Remove.
3860 (delete_trivially_dead_insns): Don't use it.
3861 * web.c (union_defs): Remove comment about keeping nops.
3862 * gcse.c (hash_scan_insn): Don't take libcall pointers.
3863 (compute_hash_table_work): Don't track libcall notes.
3864 (do_local_cprop): Don't take libcall pointers. Don't update
3866 (adjust_libcall_notes): Deleted.
3867 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
3868 ever have existed in the first place).
3869 (replace_store_insn): Don't try to remove libcall notes.
3870 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
3871 (resolve_reg_notes): Don't call them.
3872 (resolve_simple_move): Likewise.
3873 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
3874 Don't remove REG_RETVAL notes.
3875 * emit-rtl.c (try_split): Don't update libcall notes.
3876 (emit_copy_of_insn_after): Dito.
3877 * cselib.c (cselib_current_insn_in_libcall): Remove.
3878 (cselib_process_insn): Don't set/clear it.
3879 (new_elt_loc_list): Don't record it.
3880 (cselib_init): Don't initialize it.
3881 * cselib.c (struct elt_loc_list): Remove in_libcall field.
3882 * loop-invariant.c (find_invariant_insn): Don't look for libcall
3884 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
3885 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
3886 (init_deps): Don't initialize it.
3887 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
3888 * combine.c (delete_noop_moves): Don't update libcall notes.
3889 (can_combine_p): Remove now pointless #if 0 block.
3890 (try_combine): Remove another obsolete #if 0 block.
3891 (distribute_notes): Don't distribute libcall notes.
3892 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
3893 * dce.c (libcall_dead_p): Remove.
3894 (delete_unmarked_insns): Don't handle libcall blocks.
3895 (preserve_libcall_for_dce): Remove.
3896 (prescan_insns_for_dce): Don't special-case libcall block insns.
3897 * reload1 (reload): Don't handle libcall notes.
3898 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
3901 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
3903 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
3904 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3905 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3907 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
3909 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
3910 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3911 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3913 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3915 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
3917 2008-06-16 Ira Rosen <irar@il.ibm.com>
3919 PR tree-optimization/36493
3920 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
3921 the arguments list. Use VECTYPE to create vector pointer.
3922 (vectorizable_store): Fail if accesses through a pointer to vectype
3923 do not alias the original memory reference operands.
3924 Call vect_create_data_ref_ptr without the removed argument.
3925 (vectorizable_load): Likewise.
3926 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
3929 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
3932 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
3935 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3937 * config/mips/loongson2ef.md: New file.
3938 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
3939 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
3940 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
3941 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
3942 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
3944 (loongson2ef.md): New include.
3945 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
3946 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
3947 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
3948 (loongson_gt_<mode>, loongson_extract_halfword)
3949 (loongson_insert_halfword_0, loongson_insert_halfword_2)
3950 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
3951 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
3952 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
3953 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
3954 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
3955 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
3956 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
3957 (vec_interleave_low<mode>): Define type attribute.
3958 * config/mips/mips.c (mips_ls2): New static variable.
3959 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
3960 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
3961 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
3962 Implement target scheduling hooks.
3963 (mips_multipass_dfa_lookahead): Update to handle tuning for
3965 (mips_sched_init): Initialize data for Loongson scheduling.
3966 (mips_ls2_variable_issue): New static function.
3967 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
3969 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
3970 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
3971 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
3972 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
3973 Handle ST Loongson 2E/2F cores.
3974 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
3976 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3978 * omp-low.c (extract_omp_for_data): Fix comment typo.
3981 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3983 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
3984 FIXME note about gcc/config.guess.
3985 * doc/options.texi (Option file format): Remove non-ASCII bytes.
3986 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
3987 * doc/cppopts.texi: Likewise.
3988 * doc/extend.texi: Likewise.
3989 * doc/gcc.texi: Likewise.
3990 * doc/gccint.texi: Likewise.
3991 * doc/gcov.texi: Likewise.
3992 * doc/gty.texi: Likewise.
3993 * doc/hostconfig.texi: Likewise.
3994 * doc/install.texi: Likewise.
3995 * doc/invoke.texi: Likewise.
3996 * doc/loop.texi: Likewise.
3997 * doc/makefile.texi: Likewise.
3998 * doc/md.texi: Likewise.
3999 * doc/passes.texi: Likewise.
4000 * doc/tm.texi: Likewise.
4001 * doc/tree-ssa.texi: Likewise.
4002 * doc/trouble.texi: Likewise.
4004 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
4005 Nathan Sidwell <nathan@codesourcery.com>
4006 Maxim Kuvyrkov <maxim@codesourcery.com>
4007 Richard Sandiford <rdsandiford@googlemail.com>
4009 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
4010 * config/mips/mips-protos.h (mips_expand_vector_init): New.
4011 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
4013 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
4014 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
4015 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
4017 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
4018 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
4019 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
4020 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
4021 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
4022 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
4023 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
4024 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
4025 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
4026 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
4027 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
4028 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
4029 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
4030 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
4031 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
4032 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
4033 (mips_builtins): Add Loongson builtins.
4034 (mips_loongson_2ef_bdesc): New.
4035 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
4036 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
4037 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
4038 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
4040 (mips_expand_vector_init): New.
4041 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
4042 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
4044 * config/mips/mips.md: Add unspec numbers for Loongson
4045 builtins. Include loongson.md.
4046 (MOVE64): Include Loongson vector modes.
4047 (SPLITF): Include Loongson vector modes.
4048 (HALFMODE): Handle Loongson vector modes.
4049 * config/mips/loongson.md: New.
4050 * config/mips/loongson.h: New.
4051 * config.gcc: Add loongson.h header for mips*-*-* targets.
4052 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
4054 2008-06-14 Joseph Myers <joseph@codesourcery.com>
4056 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4057 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
4058 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
4059 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
4060 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
4061 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
4062 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
4063 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
4064 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
4065 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
4066 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4067 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4068 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4069 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4070 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4071 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4072 Remove use_fixproto=yes.
4073 (ia64*-*-hpux*): Remove comment about using fixproto.
4074 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4076 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4078 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4080 * configure: Regenerate.
4082 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4085 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4086 before evaluating it.
4088 2008-06-13 Jakub Jelinek <jakub@redhat.com>
4091 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
4092 nested inline functions.
4093 (start_decl, start_function): Don't invert DECL_EXTERNAL
4094 for nested inline functions.
4096 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4098 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
4099 splits that must be made for correctness.
4101 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4103 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
4104 (AVAIL_NON_MIPS16): Likewise.
4105 (mips_builtin_description): Replace target_flags with a predicate.
4106 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
4107 (dspr2_32): New availability predicates.
4108 (MIPS_BUILTIN): New macro.
4109 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
4110 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
4111 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
4112 Replace the TARGET_FLAGS parameters with AVAIL parameters.
4113 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
4114 (mips_dsp_32only_bdesc): Merge into...
4115 (mips_builtins): ...this new array.
4116 (mips_bdesc_map, mips_bdesc_arrays): Delete.
4117 (mips_init_builtins): Update after above changes.
4118 (mips_expand_builtin_1): Merge into...
4119 (mips_expand_builtin): ...here and update after above changes.
4121 2008-06-12 Paul Brook <paul@codesourcery.com>
4123 * longlong.h (__arm__): Define count_leading_zeros.
4124 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
4125 (clzsi2, clzdi2): New functions.
4126 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
4127 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
4128 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
4129 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
4130 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
4131 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
4132 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
4133 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4134 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
4135 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
4137 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
4139 * config/m68k/m68k.c (m68k_tune_flags): New.
4140 (override_options): Compute m68k_tune_flags.
4141 (MULL_COST, MULW_COST): Update for various variants of CFV2.
4142 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
4144 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4147 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
4149 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4151 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
4152 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
4154 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4156 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
4157 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
4159 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4162 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
4165 2008-06-12 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/36345
4168 * tree-flow.h (struct ptr_info_def): Align escape_mask,
4169 add memory_tag_needed flag.
4170 (may_alias_p): Declare.
4171 * tree-ssa-alias.c (may_alias_p): Export.
4172 (set_initial_properties): Use memory_tag_needed flag.
4173 (update_reference_counts): Likewise.
4174 (reset_alias_info): Reset memory_tag_needed flag.
4175 (create_name_tags): Check memory_tag_needed flag.
4176 (dump_points_to_info_for): Dump it.
4177 * tree-ssa-structalias.c (struct variable_info): Remove
4178 directly_dereferenced flag.
4179 (new_var_info): Do not initialize it.
4180 (process_constraint_1): Do not set it.
4181 (update_alias_info): Set is_dereferenced flag.
4182 (set_uids_in_ptset): Use may_alias_p.
4183 (set_used_smts): Check memory_tag_needed flag.
4184 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
4185 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
4186 memory_tag_needed flag.
4187 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
4190 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
4192 * config/i386/i386.c (ix86_compute_frame_layout): Disable
4193 red zone for w64 abi.
4194 (ix86_expand_prologue): Likewise.
4195 (ix86_force_to_memory): Likewise.
4196 (ix86_free_from_memory): Likewise.
4198 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
4201 * config/rs6000/rs6000.c (rs6000_override_options): Set
4202 rs6000_isel conditionally to the absence of comand line override.
4203 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4204 Remove duplicate rs6000_isel setting.
4205 * config/rs6000/eabispe.h: Ditto.
4207 2008-06-11 Richard Guenther <rguenther@suse.de>
4209 * alias.c (get_alias_set): Use the element alias-set for arrays.
4210 (record_component_aliases): For arrays and vectors do nothing.
4211 * c-common.c (strict_aliasing_warning): Handle the cases
4212 of alias set zero explicitly.
4213 * Makefile.in (dfp.o-warn): Add -Wno-error.
4215 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4217 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
4219 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
4220 tune_32 tune_64 to supported_defaults. Allow values not
4221 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
4222 x86_64. Do not override cpu_32 or cpu_64 values from target name.
4223 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
4224 with_cpu_64 to generic for 64-bit-supporting configurations, not
4225 with_cpu. Remove FIXMEs.
4226 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
4227 --with-arch-64, --with-tune-32, --with-tune-64): Document.
4228 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
4229 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
4230 arch_32 and arch_64.
4232 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
4233 Olivier Hainque <hainque@adacore.com>
4235 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
4236 Use DECL_SIZE_UNIT to retrieve the size of the field.
4238 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4240 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
4241 with function calls after declarations. Lay out
4242 neon_float_type_node before further use.
4244 2008-06-11 Richard Guenther <rguenther@suse.de>
4246 * tree-flow.h (may_point_to_global_var): Declare.
4247 * tree-ssa-alias.c (may_point_to_global_var): New function.
4248 * tree-ssa-sink.c (is_hidden_global_store): Use it.
4250 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
4252 * configure.ac: Teach that fido supports .debug_line.
4253 * configure: Regenerate.
4255 2008-06-10 Tom Tromey <tromey@redhat.com>
4257 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
4260 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4262 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
4263 (encode_decimal64, decode_decimal64, encode_decimal128,
4264 decode_decimal128): Reverse order of 32-bit parts of value if host
4265 and target endianness differ.
4267 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
4269 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
4270 Avoid division by 0.
4271 (tree_mod_pow2_value_transform): Likewise.
4272 (tree_ic_transform): Likewise.
4273 (tree_stringops_transform): Likewise.
4274 (tree_mod_subtract_transform): Likewise.
4275 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
4276 (copy_edges_for_bb): Likewise.
4277 (initialize_cfun): Likewise.
4279 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4281 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4282 nonmemory_operand. Add "N" operand constraint.
4284 (*jcc_btdi_mask_rex64): New instruction and split pattern.
4285 (*jcc_btsi_mask): Ditto.
4286 (*jcc_btsi_mask_1): Ditto.
4288 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4290 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4291 TYPE_CANONICAL for copied element type.
4293 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4296 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
4297 Add m_CORE2 and m_GENERIC.
4298 * config/i386/predicates.md (bt_comparison_operator): New predicate.
4299 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
4301 (*jcc_btdi_rex64): New instruction and split pattern.
4303 (*jcc_btsi_1): Ditto.
4304 (*btsq): Fix Intel asm dialect operand order.
4308 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
4311 * simplify-rtx.c (simplify_subreg): Add check for shift count
4314 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
4316 * doc/md.texi: Synchronize with later constraints.md change.
4317 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
4318 with a C implementation.
4319 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
4321 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
4322 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
4323 when moving to and from MD_REGNUM.
4324 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
4325 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
4326 Handle byte and halfword moves.
4327 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
4329 * config/mips/constraints.md (h): Turn into NO_REGS.
4330 (l, x): Update documentation.
4331 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
4332 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
4333 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
4334 (HILO): New mode iterator.
4336 (any_div): New code iterator.
4337 (u): Extend code attribute to div and udiv.
4338 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
4339 d_operand in the splitters. Remove redundant CONST_INT checks.
4340 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
4341 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
4342 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
4343 accordingly, using normal moves instead of unspecs to move LO into
4344 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
4345 (<u>mulsidi3): Handle expansion in C code.
4346 (<u>mulsidi3_32bit_internal): Rename to...
4347 (<u>mulsidi3_32bit): ...this.
4348 (<u>mulsidi3_32bit_r4000): Fix insn separator.
4349 (*<u>mulsidi3_64bit): Rename to...
4350 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
4351 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
4352 to set LO and HI to the multiplication result. Use a normal move
4353 for MFLO and an unspec for MFHI.
4354 (*<u>mulsidi3_64bit_parts): Replace with...
4355 (<u>mulsidi3_64bit_hilo): ...this new instruction.
4356 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
4357 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
4358 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
4359 instead of HI. Split the instruction into a separate multiplication
4360 and MFHI if !TARGET_FIX_R4000.
4361 (<su>muldi3_highpart): Likewise.
4362 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
4363 and the "=h" clobber.
4364 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
4365 (<u>mulditi3): New expander.
4366 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
4367 (madsi): Remove "=h" clobber.
4368 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
4369 Force the modulus result to be a GPR and split the instruction into
4370 a division followed by an MFHI after reload.
4371 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
4372 (*lea_high64): Use d_operand in the define_peephole2. Likewise
4373 the MIPS16 HIGH define_split.
4374 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
4375 of acc<->gpr moves to "multi".
4376 (*movdi_64bit): Replace the single "x" alternative with
4377 alternatives for moving into and out of "a".
4378 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
4379 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
4380 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
4381 Use d_operand in the splitters. Remove redundant CONST_INT checks.
4382 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
4383 (movti): New expander.
4384 (*movti, *movti_mips16): New insns.
4385 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
4386 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
4387 (mthi<GPR:mode>_<HILO:mode>): Likewise.
4388 * config/mips/predicates.md (fpr_operand): Delete.
4389 (d_operand): New predicate.
4391 2008-06-09 Michael Meissner <michael.meissner@amd.com>
4393 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
4394 failure on some Bourne shells.
4395 (x86_64-*-*): Ditto.
4397 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
4399 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
4401 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4403 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
4404 (sparc-sun-solaris2*): Likewise.
4406 2008-06-09 Arnaud Charlet <charlet@adacore.com
4408 * doc/install.texi: Update requirements to build the Ada compiler.
4410 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
4412 * df-scan.c (struct df_scan_problem_data): Remove the
4413 mw_link_pool alloc pool.
4414 (df_scan_free_internal): Don't free it.
4415 (df_scan_alloc): Don't allocate it.
4416 * df.h (struct df_link): Update comment.
4418 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
4420 * except.h: Correct checks for when SJLJ exceptions must be used.
4422 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4424 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
4427 2008-06-08 Joseph Myers <joseph@codesourcery.com>
4429 PR tree-optimization/36218
4430 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
4431 configure for the build system.
4432 (BUILD_LDFLAGS): Define.
4433 * configure: Regenerate.
4434 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
4436 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4439 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
4440 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
4441 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
4443 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
4445 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
4447 2008-06-07 Joseph Myers <joseph@codesourcery.com>
4449 * config.gcc (Obsolete configurations): Remove list of
4451 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
4452 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
4453 targets matched by those patterns.
4454 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
4455 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
4456 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
4457 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
4458 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4459 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
4460 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
4461 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
4462 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
4463 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
4464 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
4465 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
4466 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
4467 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
4468 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
4469 Make code for Solaris 7 and greater unconditional for Solaris.
4470 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
4471 Remove --with-* handling.
4472 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
4473 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
4474 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
4475 LINK_OS_WINDISS_SPEC): Remove.
4476 * config/rs6000/sysv4.opt (mwindiss): Remove.
4477 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
4478 * configure: Regenerate.
4479 * doc/cpp.texi: Don't mention BeOS.
4480 * doc/extend.texi (interrupt): Don't mention MS1.
4481 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
4482 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
4483 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
4484 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
4485 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
4487 * doc/invoke.texi (MT Options): Remove.
4488 (-mwindiss): Remove.
4489 (CRIS Options): Remove cris-axis-aout references.
4490 (HPPA Options): Don't mention hppa1.1-*-pro.
4491 * doc/md.texi: (MorphoTech family): Remove.
4492 * libgcc2.c: Don't handle UWIN.
4493 * config/alpha/t-unicosmk: Remove.
4494 * config/alpha/unicosmk.h: Remove.
4495 * config/arm/kaos-arm.h: Remove.
4496 * config/arm/kaos-strongarm.h: Remove.
4497 * config/arm/strongarm-coff.h: Remove.
4498 * config/arm/strongarm-elf.h: Remove.
4499 * config/arm/strongarm-pe.h: Remove.
4500 * config/arm/t-strongarm-pe: Remove.
4501 * config/arm/t-xscale-coff: Remove.
4502 * config/arm/t-xscale-elf: Remove.
4503 * config/arm/xscale-coff.h: Remove.
4504 * config/arm/xscale-elf.h: Remove.
4505 * config/chorus.h: Remove.
4506 * config/cris/aout.h: Remove.
4507 * config/cris/aout.opt: Remove.
4508 * config/cris/t-aout: Remove.
4509 * config/i386/beos-elf.h: Remove.
4510 * config/i386/kaos-i386.h: Remove.
4511 * config/i386/ptx4-i.h: Remove.
4512 * config/i386/sco5.h: Remove.
4513 * config/i386/sco5.opt: Remove.
4514 * config/i386/sysv4-cpp.h: Remove.
4515 * config/i386/sysv5.h: Remove.
4516 * config/i386/t-beos: Remove.
4517 * config/i386/t-sco5: Remove.
4518 * config/i386/t-uwin: Remove.
4519 * config/i386/uwin.asm: Remove.
4520 * config/i386/uwin.h: Remove.
4521 * config/kaos.h: Remove.
4522 * config/mips/windiss.h: Remove.
4523 * config/mt: Remove directory.
4524 * config/pa/pa-osf.h: Remove.
4525 * config/pa/pa-pro-end.h: Remove.
4526 * config/pa/t-pro: Remove.
4527 * config/ptx4.h: Remove.
4528 * config/rs6000/beos.h: Remove.
4529 * config/rs6000/kaos-ppc.h: Remove.
4530 * config/rs6000/t-beos: Remove.
4531 * config/rs6000/windiss.h: Remove.
4532 * config/sh/kaos-sh.h: Remove.
4533 * config/sol2-6.h: Remove.
4534 * config/sparc/sol26-sld.h: Remove.
4535 * config/sparc/sysv4-only.h: Remove.
4536 * config/vax/bsd.h: Remove.
4537 * config/vax/t-memfuncs: Remove.
4538 * config/vax/ultrix.h: Remove.
4539 * config/vax/vaxv.h: Remove.
4540 * config/windiss.h: Remove.
4542 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4544 PR rtl-optimization/36438
4545 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
4546 for vector shifts with constant scalar shift operands.
4548 2008-06-06 Sandip Matte <sandip@rmicorp.com>
4550 * doc/invoke.texi: Document -march=xlr.
4551 * config/mips/xlr.md: New file.
4552 * config/mips/mips.md: Include it.
4554 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
4555 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
4556 (mips_rtx_cost_data): Likewise.
4558 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
4560 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
4561 PRE_INC and PRE_DEC cases.
4563 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4565 PR rtl-optimization/36419
4566 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
4567 the emitting jump insn.
4570 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
4571 is not bool, boolify the whole *expr_p and convert to the desired type.
4573 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4575 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
4576 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
4577 Add omp_private_outer_ref hook, add another argument to
4578 omp_clause_default_ctor hook.
4579 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
4580 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
4581 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
4582 hook_tree_tree_tree_tree_null.
4583 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
4584 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
4585 * hooks.c (hook_tree_tree_tree_tree_null): New function.
4586 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
4587 * tree.def (OMP_TASK): New tree code.
4588 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
4589 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
4590 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
4591 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
4592 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
4593 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
4594 OMP_CLAUSE_COLLAPSE_EXPR): Define.
4595 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4596 (OMP_DIRECTIVE_P): Add OMP_TASK.
4597 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
4598 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
4599 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
4600 and OMP_CLAUSE_UNTIED entries.
4601 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
4603 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4604 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
4605 * tree-pretty-print.c (dump_omp_clause): Handle
4606 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
4607 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4608 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
4609 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
4610 warning about unsigned iterators. Change decl/init/cond/incr
4611 arguments to TREE_VECs, check arguments for all collapsed loops.
4612 (c_finish_omp_taskwait): New function.
4613 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
4615 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
4616 default_function_array_conversion on init. Add par_clauses argument.
4617 If decl is present in parallel's lastprivate clause, change it to
4618 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
4619 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
4620 collapse count in clauses.
4621 (c_parser_omp_for, c_parser_omp_parallel): Adjust
4622 c_parser_omp_for_loop callers.
4623 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
4624 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
4625 (c_parser_omp_clause_name): Handle collapse and untied clauses.
4626 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
4628 (c_parser_omp_clause_schedule): Handle schedule(auto).
4629 Include correct location in the error message.
4630 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
4631 and PRAGMA_OMP_CLAUSE_UNTIED.
4632 (OMP_TASK_CLAUSE_MASK): Define.
4633 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
4634 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
4635 * tree-nested.c (convert_nonlocal_omp_clauses,
4636 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
4637 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
4638 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4639 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
4641 (conver_nonlocal_reference, convert_local_reference,
4642 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
4643 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
4644 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
4645 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
4646 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
4647 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
4648 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
4649 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
4650 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4652 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
4653 * c-common.h (c_finish_omp_taskwait): New prototype.
4654 * gimple-low.c (lower_stmt): Handle OMP_TASK.
4655 * tree-parloops.c (create_parallel_loop): Create 1 entry
4656 vectors for OMP_FOR_{INIT,COND,INCR}.
4657 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4658 (make_edges): Handle OMP_TASK.
4659 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
4660 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4661 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
4662 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
4663 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
4664 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4665 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4666 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
4667 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
4668 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
4669 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
4670 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
4671 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
4672 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
4673 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
4674 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
4675 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
4676 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
4677 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
4678 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
4679 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
4680 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
4681 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
4682 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
4683 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
4684 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
4685 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
4686 original iterator is present in lastprivate clause or if
4687 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
4688 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4689 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
4690 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
4691 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
4692 if it is set, lookup var in outer contexts too. Handle
4693 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
4694 to be implicitly determined firstprivate for task regions.
4695 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
4696 if it is set, lookup var in outer contexts too. Set
4697 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
4698 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
4699 OMP_CLAUSE_UNTIED. Take region_type as last argument
4700 instead of in_parallel and in_combined_parallel.
4701 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
4703 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
4704 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
4705 (new_omp_context): Set default_kind to
4706 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
4707 (omp_region_type): New enum.
4708 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
4709 fields, add region_type.
4710 (new_omp_context): Take region_type as argument instead of is_parallel
4711 and is_combined_parallel.
4712 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
4713 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
4714 ctx->is_combined_parallel checks.
4715 (gimplify_omp_task): New function.
4716 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4718 * omp-low.c (extract_omp_for_data): Use schedule(static)
4719 for schedule(auto). Handle pointer and unsigned iterators.
4720 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
4721 Add loops argument. Extract data for collapsed OMP_FOR loops.
4722 (expand_parallel_call): Assert sched_kind isn't auto,
4723 map runtime schedule to index 3.
4724 (struct omp_for_data_loop): New type.
4725 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
4726 Add loop, loops, collapse and iter_type fields.
4727 (workshare_safe_to_combine_p): Disallow combined for if
4728 iter_type is unsigned long long. Don't combine collapse > 1 loops
4729 unless all bounds and steps are constant. Adjust extract_omp_for_data
4731 (expand_omp_for_generic): Handle pointer, unsigned and long long
4732 iterators. Handle collapsed OMP_FOR loops. Adjust
4733 for struct omp_for_data changes. If libgomp function doesn't return
4734 boolean_type_node, add comparison of the return value with 0.
4735 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
4736 pointer, unsigned and long long iterators. Adjust for struct
4737 omp_for_data changes.
4738 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
4739 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
4740 unsigned long long. Allocate loops array, pass it to
4741 extract_omp_for_data. For collapse > 1 loops use always
4742 expand_omp_for_generic.
4743 (omp_context): Add sfield_map and srecord_type fields.
4744 (is_task_ctx, lookup_sfield): New functions.
4745 (use_pointer_for_field): Use is_task_ctx helper. Change first
4746 argument's type from const_tree to tree. Clarify comment.
4747 In OMP_TASK disallow copy-in/out sharing.
4748 (build_sender_ref): Call lookup_sfield instead of lookup_field.
4749 (install_var_field): Add mask argument. Populate both record_type
4750 and srecord_type if needed.
4751 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
4753 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
4754 and DECL_FIELD_OFFSET.
4755 (scan_sharing_clauses): Adjust install_var_field callers. For
4756 firstprivate clauses on explicit tasks allocate the var by value in
4757 record_type unconditionally, rather than by reference.
4758 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
4759 Use is_taskreg_ctx instead of is_parallel_ctx.
4760 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4761 (create_omp_child_function_name): Add task_copy argument, use
4762 *_omp_cpyfn* names if it is true.
4763 (create_omp_child_function): Add task_copy argument, if true create
4764 *_omp_cpyfn* helper function.
4765 (scan_omp_parallel): Adjust create_omp_child_function callers.
4766 Rename parallel_nesting_level to taskreg_nesting_level.
4767 (scan_omp_task): New function.
4768 (lower_rec_input_clauses): Don't run constructors for firstprivate
4769 explicit task vars which are initialized by *_omp_cpyfn*.
4770 Pass outer var ref to omp_clause_default_ctor hook if
4771 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
4772 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
4773 OMP_CLAUSE_REDUCTION_INIT.
4774 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
4775 avoid duplicate setting of fields. Handle
4776 OMP_CLAUSE_PRIVATE_OUTER_REF.
4777 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
4778 copy-out if TREE_READONLY, only copy-in.
4779 (expand_task_copyfn): New function.
4780 (expand_task_call): New function.
4781 (struct omp_taskcopy_context): New type.
4782 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
4784 (lower_omp_parallel): Rename to...
4785 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
4786 Call create_task_copyfn if srecord_type is needed. Adjust
4788 (task_shared_vars): New variable.
4789 (check_omp_nesting_restrictions): Warn if work-sharing,
4790 barrier, master or ordered region is closely nested inside OMP_TASK.
4791 Add warnings for barrier if closely nested inside of work-sharing,
4792 ordered, or master region.
4793 (scan_omp_1): Call check_omp_nesting_restrictions even for
4794 GOMP_barrier calls. Rename parallel_nesting_level to
4795 taskreg_nesting_level. Handle OMP_TASK.
4796 (lower_lastprivate_clauses): Even if some lastprivate is found on a
4797 work-sharing construct, continue looking for them on parent parallel
4799 (lower_omp_for_lastprivate): Add lastprivate clauses
4800 to the beginning of dlist rather than end. Adjust for struct
4801 omp_for_data changes.
4802 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
4803 not after it. Handle collapsed OMP_FOR loops, adjust for
4804 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
4805 (get_ws_args_for): Adjust extract_omp_for_data caller.
4806 (scan_omp_for): Handle collapsed OMP_FOR
4807 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4808 (lower_omp_single_simple): If libgomp function doesn't return
4809 boolean_type_node, add comparison of the return value with 0.
4810 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
4811 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
4812 (parallel_nesting_level): Rename to...
4813 (taskreg_nesting_level): ... this.
4814 (is_taskreg_ctx): New function.
4815 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
4817 (execute_lower_omp): Rename parallel_nesting_level to
4818 taskreg_nesting_level.
4819 (expand_omp_parallel): Rename to...
4820 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
4821 Call omp_task_call for OMP_TASK regions.
4822 (expand_omp): Adjust caller, handle OMP_TASK.
4823 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
4825 * bitmap.c (bitmap_default_obstack_depth): New variable.
4826 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
4827 if argument is NULL and bitmap_default_obstack is already initialized.
4828 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
4830 * matrix-reorg.c (matrix_reorg): Likewise.
4832 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4834 * config/i386/i386.md (*indirect_jump): Macroize using P
4835 mode iterator. Remove !TARGET_64BIT from insn constraints.
4836 (*tablejump_1): Ditto.
4837 (*indirect_jump_rex64): Remove insn pattern.
4838 (*tablejump_1_rex64): Ditto.
4839 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
4840 and eh_return_si insn patterns.
4842 2008-06-06 Richard Guenther <rguenther@suse.de>
4844 * tree-ssa-structalias.c (merge_smts_into): Remove.
4845 (find_what_p_points_to): Do not bother to compute the
4846 points-to set for pt_anything pointers.
4847 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
4848 for pt_anything pointers is ok.
4850 2008-06-06 Jan Hubicka <jh@suse.cz>
4852 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
4854 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4856 * cgraph.c: Fix typos in comments.
4857 (cgraph_availability_names): Fix string typo.
4858 * fold-const.c: Fix typos in comments.
4859 (fold_binary): Fix typo in warning.
4860 * genautomata.c: Fix typos in comments.
4861 (check_presence_pattern_sets): Fix typo in local variable.
4862 (output_description): Fix typo in output.
4863 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
4864 * hwint.h: Likewise.
4865 * matrix-reorg.c (check_allocation_function): Likewise.
4866 * omega.c (smooth_weird_equations): Likewise.
4867 * auto-inc-dec.c: Fix typos in comments.
4868 * bb-reorder.c: Likewise.
4869 * builtins.c: Likewise.
4870 * c-common.c: Likewise.
4871 * c-cppbuiltin.c: Likewise.
4872 * c-parser.c: Likewise.
4873 * c-pretty-print.c: Likewise.
4874 * cfgcleanup.c: Likewise.
4875 * cfgexpand.c: Likewise.
4876 * cfghooks.c: Likewise.
4877 * cfglayout.c: Likewise.
4878 * cfgloopmanip.c: Likewise.
4879 * cgraphunit.c: Likewise.
4880 * coverage.c: Likewise.
4881 * dbxout.c: Likewise.
4882 * df-byte-scan.c: Likewise.
4883 * df-core.c: Likewise.
4884 * df-problems.c: Likewise.
4885 * df-scan.c: Likewise.
4887 * dominance.c: Likewise.
4888 * domwalk.c: Likewise.
4890 * dwarf2out.c: Likewise.
4891 * emit-rtl.c: Likewise.
4892 * et-forest.c: Likewise.
4893 * function.c: Likewise.
4894 * function.h: Likewise.
4896 * gcov-io.c: Likewise.
4899 * genattrtab.c: Likewise.
4900 * ggc-page.c: Likewise.
4901 * gimplify.c: Likewise.
4902 * gthr-lynx.h: Likewise.
4903 * haifa-sched.c: Likewise.
4904 * ipa-cp.c: Likewise.
4905 * ipa-inline.c: Likewise.
4906 * ipa-prop.h: Likewise.
4907 * ipa-pure-const.c: Likewise.
4908 * ipa-struct-reorg.c: Likewise.
4909 * ipa-struct-reorg.h: Likewise.
4910 * ipa-type-escape.c: Likewise.
4912 * loop-doloop.c: Likewise.
4913 * mips-tfile.c: Likewise.
4914 * mkmap-flat.awk: Likewise.
4915 * mkmap-symver.awk: Likewise.
4916 * modulo-sched.c: Likewise.
4917 * omp-low.c: Likewise.
4918 * optabs.c: Likewise.
4919 * optabs.h: Likewise.
4921 * passes.c: Likewise.
4922 * postreload-gcse.c: Likewise.
4923 * postreload.c: Likewise.
4924 * predict.c: Likewise.
4925 * pretty-print.h: Likewise.
4926 * profile.c: Likewise.
4927 * protoize.c: Likewise.
4928 * ra-conflict.c: Likewise.
4930 * recog.c: Likewise.
4931 * regclass.c: Likewise.
4933 * reload.c: Likewise.
4934 * rtl-error.c: Likewise.
4935 * rtlanal.c: Likewise.
4937 * sched-rgn.c: Likewise.
4940 * target.h: Likewise.
4941 * tree-dfa.c: Likewise.
4942 * tree-eh.c: Likewise.
4943 * tree-flow-inline.h: Likewise.
4944 * tree-inline.c: Likewise.
4945 * tree-into-ssa.c: Likewise.
4946 * tree-loop-distribution.c: Likewise.
4947 * tree-nested.c: Likewise.
4948 * tree-parloops.c: Likewise.
4949 * tree-pass.h: Likewise.
4950 * tree-pretty-print.c: Likewise.
4951 * tree-profile.c: Likewise.
4952 * tree-scalar-evolution.c: Likewise.
4953 * tree-sra.c: Likewise.
4954 * tree-ssa-alias-warnings.c: Likewise.
4955 * tree-ssa-ccp.c: Likewise.
4956 * tree-ssa-coalesce.c: Likewise.
4957 * tree-ssa-dom.c: Likewise.
4958 * tree-ssa-dse.c: Likewise.
4959 * tree-ssa-forwprop.c: Likewise.
4960 * tree-ssa-live.c: Likewise.
4961 * tree-ssa-live.h: Likewise.
4962 * tree-ssa-loop-im.c: Likewise.
4963 * tree-ssa-loop-ivopts.c: Likewise.
4964 * tree-ssa-loop-niter.c: Likewise.
4965 * tree-ssa-loop-prefetch.c: Likewise.
4966 * tree-ssa-phiopt.c: Likewise.
4967 * tree-ssa-phiprop.c: Likewise.
4968 * tree-ssa-sccvn.c: Likewise.
4969 * tree-ssa-ter.c: Likewise.
4970 * tree-ssa-threadupdate.c: Likewise.
4971 * tree-ssa.c: Likewise.
4972 * tree-vect-analyze.c: Likewise.
4973 * tree-vect-transform.c: Likewise.
4974 * tree-vectorizer.c: Likewise.
4975 * tree-vn.c: Likewise.
4976 * tree-vrp.c: Likewise.
4978 * tree.def: Likewise.
4980 * unwind-dw2-fde.c: Likewise.
4981 * unwind.inc: Likewise.
4982 * value-prof.c: Likewise.
4983 * vmsdbgout.c: Likewise.
4985 2008-06-05 David Edelsohn <edelsohn@gnu.org>
4987 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
4988 always place FP constants in the TOC for TARGET_POWERPC64.
4989 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
4991 2008-06-05 Joseph Myers <joseph@codesourcery.com>
4993 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
4994 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
4995 enable for TARGET_E500_DOUBLE.
4996 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
4997 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
4998 floating-point modes like integer modes for E500 double.
4999 (rs6000_legitimate_offset_address_p): Likewise.
5000 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
5001 addressing for DDmode for E500 double.
5002 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
5003 modes as using 64-bits of registers for E500 double.
5004 (spe_build_register_parallel): Do not handle DDmode or TDmode.
5005 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
5006 specially for E500 double.
5007 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
5008 TDmode for E500 double.
5009 (rs6000_gimplify_va_arg): Only handle SDmode in registers
5010 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
5011 (rs6000_split_multireg_move): Do not handle TDmode specially for
5013 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
5014 using 64-bit registers for E500 double.
5015 (emit_frame_save): Do not handle DDmode specially for E500 double.
5016 (gen_frame_mem_offset): Likewise.
5017 (rs6000_function_value): Do not call spe_build_register_parallel
5018 for DDmode or TDmode.
5019 (rs6000_libcall_value): Likewise.
5020 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
5021 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
5024 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
5026 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
5029 2008-06-04 Junjie Gu <jgu@tensilica.com>
5031 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
5032 comparison for frame pointers.
5034 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5037 * config/avr/avr.h (PUSH_ROUNDING): Remove.
5039 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5042 * builtins.c (expand_builtin_signbit): Don't take lowpart when
5043 register is already smaller or equal to required mode.
5045 2008-06-04 Xinliang David Li <davidxl@google.com>
5047 * tree-call-cdce.c: New file.
5048 (cond_dead_built_in_calls): New static variable.
5049 (input_domain): New struct.
5050 (check_pow): New function.
5051 (check_builtin_call): Ditto.
5052 (check_target_format): Ditto.
5053 (is_call_dce_candidate): Ditto.
5054 (gen_one_condition): Ditto.
5055 (gen_conditions_for_domain): Ditto.
5056 (get_domain): Ditto.
5057 (gen_conditions_for_pow_cst_base): Ditto.
5058 (gen_conditions_for_pow_int_base): Ditto.
5059 (gen_conditions_for_pow): Ditto.
5060 (get_no_error_domain): Ditto.
5061 (gen_shrink_wrap_conditions): Ditto.
5062 (shrink_wrap_one_built_in_call): Ditto.
5063 (shink_wrap_conditional_dead_built_in_calls): Ditto.
5064 (tree_call_cdce): Ditto.
5065 (gate_call_cdce): Ditto.
5066 (pass_call_cdce): New gimple pass.
5067 * passes.c: (init_optimization_passes): New pass.
5068 * tree-pass.h: New pass declaration.
5069 * opts.c (decode_options): New flag setting.
5070 * common.opt: Add -ftree-builtin-call-dce flag.
5071 * Makefile.in: Add new source file.
5072 * tempvar.def: New tv_id.
5073 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5075 2008-06-04 Richard Guenther <rguenther@suse.de>
5077 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5078 (is_call_clobbered): Always check var_ann->call_clobbered.
5079 (mark_call_clobbered): Always set var_ann->call_clobbered.
5080 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5081 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5082 (reset_alias_info): Clear call clobbering info on MTAGs and
5084 (set_pt_anything): Set pt_global_mem.
5085 (create_tag_raw): Adjust comment.
5086 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5088 2008-06-04 Joseph Myers <joseph@codesourcery.com>
5089 Maxim Kuvyrkov <maxim@codesourcery.com>
5091 * config/m68k/m68k.opt (mxgot): New option.
5092 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
5093 (m68k_output_addr_const_extra): New.
5094 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
5095 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
5096 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
5097 * doc/invoke.texi (M680x0 Options): Document -mxgot.
5099 2008-06-04 Richard Guenther <rguenther@suse.de>
5101 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
5102 negative or non-representable offsets.
5104 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
5106 * config/i386/i386.c (ix86_gen_leave): New.
5107 (ix86_gen_pop1): Likewise.
5108 (ix86_gen_add3): Likewise.
5109 (ix86_gen_sub3): Likewise.
5110 (ix86_gen_sub3_carry): Likewise.
5111 (ix86_gen_one_cmpl2): Likewise.
5112 (ix86_gen_monitor): Likewise.
5113 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
5114 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
5115 ix86_gen_one_cmpl2 and ix86_gen_monitor.
5116 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
5117 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
5118 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
5119 (ix86_expand_epilogue): Updated.
5120 (print_operand): Handle integer register operand for 'z'.
5121 (ix86_expand_strlensi_unroll_1): Likewise.
5122 (ix86_expand_strlen): Likewise.
5123 (ix86_expand_builtin): Likewise.
5124 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
5125 mov{q}/mov{l} and add{q}/add{l}.
5127 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5129 * config/i386/i386.md (P): New mode iterator.
5130 (SFmode push_operand splitter): Macroize DImode and SImode pushes
5131 using P mode iterator.
5132 (DFmode push_operand splitter): Ditto.
5133 (XFmode push_operand splitter): Ditto.
5134 (DFmode float_extend SFmode push_operand splitter): Ditto.
5135 (XFmode float_extend SFmode push_operand splitter): Do not generate
5136 SImode pushes for 64bit target. Macroize Dimode and SImode
5137 pushes using P mode iterator.
5138 (XFmode float_extend DFmode push_operand splitter): Ditto.
5140 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5142 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
5143 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
5144 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
5146 (ix86_call_abi_override): Remove check for call_used_regs.
5148 2008-06-03 Richard Guenther <rguenther@suse.de>
5150 * tree-ssa-structalias.c (find_func_aliases): Add constraints
5151 for the lhs of calls if the return type contains pointers.
5153 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5155 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
5156 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
5157 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
5158 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
5159 of cfun and DEFAULT_ABI to deceide abi mode.
5161 (REG_PARM_STACK_SPACE): Removed.
5162 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
5163 (STACK_BOUNDARY): Use default target to deceide stack boundary.
5164 * config/i386/i386-protos.h (ix86_cfun_abi): New.
5165 (ix86_function_abi): Likewise.
5166 (ix86_function_type_abi): Likewise.
5167 (ix86_call_abi_override): Likewise.
5168 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
5169 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
5170 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
5171 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
5173 (X86_64_REGPARM_MAX): New.
5174 (X86_64_SSE_REGPARM_MAX): New.
5175 (X64_REGPARM_MAX): New.
5176 (X64_SSE_REGPARM_MAX): New.
5177 (X86_32_REGPARM_MAX): New.
5178 (X86_32_SSE_REGPARM_MAX): New.
5179 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
5180 (ix86_function_regparm): Handle user calling abi.
5181 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
5182 by DEFAULT_ABI versus SYSV_ABI check.
5183 (ix86_reg_parm_stack_space): New.
5184 (ix86_function_type_abi): New.
5185 (ix86_call_abi_override): New.
5186 (ix86_function_abi): New.
5187 (ix86_cfun_abi): New.
5188 (init_cumulative_args): Call abi specific initialization.
5189 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
5190 (function_arg_64): Extend SSE_REGPARM_MAX check.
5191 (function_arg (): Remove TARGET_64BIT_MS_ABI.
5192 (ix86_pass_by_reference): Likewise.
5193 (ix86_function_value_regno_p): Likewise.
5194 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
5195 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
5196 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
5197 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
5198 (setup_incoming_varargs_64): Adjust regparm for call abi.
5199 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
5200 (ix86_va_start): Likewise.
5201 (ix86_gimplify_va_arg): Likewise.
5202 (ix86_expand_prologue): Likewise.
5203 (output_pic_addr_const): Likewise.
5204 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
5205 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
5206 (x86_output_mi_thunk): Likewise.
5207 (x86_function_profiler): Likewise.
5208 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
5209 (SYSV_ABI, MS_ABI): New constants.
5211 (init_regs): Add prototype of function in regclass.c file.
5212 (OVERRIDE_ABI_FORMAT): New.
5213 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
5214 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
5215 (OUTGOING_REG_PARM_STACK_SPACE): New.
5216 (ix86_reg_parm_stack_space): New prototype.
5217 (CUMULATIVE_ARGS): Add call_abi member.
5218 (machine_function): Add call_abi member.
5219 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
5220 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
5222 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
5225 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
5226 (avr_builtin_setjmp_frame_value): New function.
5227 * config/avr/avr.md (nonlocal_goto_receiver): Define.
5228 (nonlocal_goto): Define.
5230 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
5232 * config/mips/mips.c (mips_emit_loadgp): Return early if
5233 there is nothing do to, otherwise emit a blockage if
5234 !TARGET_EXPLICIT_RELOCS || crtl->profile.
5235 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
5237 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5239 * configure.ac: Drop unneeded backslash ending up in config.in.
5240 * acinclude.m4: Likewise.
5241 * config.in: Regenerate.
5243 2008-05-26 Jan Hubicka <jh@suse.cz>
5245 * predict.c (maybe_hot_frequency_p): Break out of...
5246 (maybe_hot_bb_p): ... here.
5247 (maybe_hot_edge_p): New.
5248 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
5249 * basic-block.h (maybe_hot_edge_p): Declare.
5251 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5253 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
5254 (*cmpfp_<mode>_cc): Ditto.
5255 (*fp_jcc_8<mode>_387): Ditto.
5256 (*fop_<MODEF:mode>_2_i387): Ditto.
5257 (*fop_<MODEF:mode>_3_i387): Ditto.
5258 (*fop_xf_2_i387): Ditto.
5259 (*fop_xf_3_i387): Ditto.
5261 2008-06-02 Tomas Bily <tbily@suse.cz>
5263 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5265 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5267 * config/mips/mips.c (mips_valid_offset_p): New function.
5268 (mips_valid_lo_sum_p): Likewise.
5269 (mips_classify_address): Use them.
5270 (mips_force_address): New function.
5271 (mips_legitimize_address): Use it.
5272 * config/mips/mips.md (MOVE128): New mode iterator.
5273 (movtf): Require TARGET_64BIT. Remove empty strings.
5274 (*movtf_internal): Rename to...
5275 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
5276 of "R" and use {,fp}{load,store} attributes instead of "multi".
5277 Use a separate define_split.
5278 (*movtf_mips16): New pattern.
5280 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5282 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
5283 * config/mips/mips.c (mips_expand_before_return): New function.
5284 (mips_expand_epilogue): Call it.
5285 * config/mips/mips.md (return): Turn into a define_expand.
5286 (*return): New insn.
5288 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5290 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
5291 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5292 functions. Do not emit uses and clobbers of CONCATs; individually
5293 use and clobber their operands.
5294 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
5295 gen_clobber, emit_use and gen_use.
5296 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
5297 (expand_builtin_return): Likewise.
5298 * cfgbuild.c (count_basic_blocks): Likewise.
5299 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
5300 * explow.c (emit_stack_restore): Likewise.
5301 * expmed.c (extract_bit_field_1): Likewise.
5302 * expr.c (convert_move, emit_move_complex_parts): Likewise.
5303 (emit_move_multi_word, store_constructor): Likewise.
5304 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
5305 (thread_prologue_and_epilogue_insns): Likewise.
5306 * lower-subreg.c (resolve_simple_move): Likewise.
5307 * optabs.c (widen_operand, expand_binop): Likewise.
5308 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
5309 * reload.c (find_reloads): Likewise.
5310 * reload1.c (eliminate_regs_in_insn): Likewise.
5311 * stmt.c (expand_nl_goto_receiver): Likewise.
5312 * config/alpha/alpha.md (builtin_longjmp): Likewise.
5313 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5314 * config/arm/arm.c (arm_load_pic_register): Likewise.
5315 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
5316 * config/arm/arm.md (untyped_return): Likewise.
5317 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
5318 * config/avr/avr.c (expand_prologue): Likewise.
5319 * config/bfin/bfin.c (do_unlink): Likewise.
5320 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
5321 * config/cris/cris.c (cris_expand_prologue): Likewise.
5322 * config/darwin.c (machopic_indirect_data_reference): Likewise.
5323 (machopic_legitimize_pic_address): Likewise.
5324 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
5325 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
5326 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
5327 (ix86_expand_convert_uns_didf_sse): Likewise.
5328 (ix86_expand_vector_init_general): Likewise.
5329 * config/ia64/ia64.md (eh_epilogue): Likewise.
5330 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
5331 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
5332 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
5333 (config/iq2000/iq2000.c): Likewise.
5334 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5335 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
5336 (builtin_longjmp): Likewise.
5337 * config/mn10300/mn10300.md (call, call_value): Likewise.
5338 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
5339 * config/pdp11/pdp11.md (abshi2): Likewise.
5340 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5341 * config/s390/s390.c (s390_emit_prologue): Likewise.
5342 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
5343 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
5344 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
5345 * config/sh/sh.c (prepare_move_operands): Likewise.
5346 (output_stack_adjust, sh_expand_epilogue): Likewise.
5347 (sh_set_return_address, sh_expand_t_scc): Likewise.
5348 * config/sparc/sparc.c (load_pic_register): Likewise.
5349 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
5350 * config/spu/spu.c (spu_expand_epilogue): Likewise.
5351 * config/v850/v850.c (expand_epilogue): Likewise.
5353 2008-05-31 Anatoly Sokolov <aesok@post.ru>
5355 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
5356 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
5357 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
5358 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
5359 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
5360 stack pointer register.
5361 (output_movhi): Remove code for interrupt specific writing to the
5362 stack pointer register.
5364 2008-05-31 Richard Guenther <rguenther@suse.de>
5366 PR tree-optimization/34244
5367 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
5368 (tree_expr_nonzero_warnv_p): Likewise.
5369 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5370 ssa_name_nonnegative_p.
5371 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
5372 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
5373 not tree_expr_nonzero_warnv_p.
5375 PR tree-optimization/36262
5377 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
5379 PR tree-optimization/34244
5380 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
5381 (record_numbers_of_iterations): New function.
5382 (execute_vrp): Cache the numbers of iterations of loops.
5383 * tree-scalar-evolution.c (scev_reset_except_niters):
5385 (scev_reset): Use scev_reset_except_niters.
5386 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
5388 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
5390 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5391 __WORKAROUND_RETS when appropriate.
5393 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5395 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
5396 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
5398 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
5399 *fop_df_comm_sse insn patterns using MODEF mode iterator.
5400 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
5401 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
5402 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
5403 *fop_df_1_mixed insn patterns using MODEF mode iterator.
5404 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
5405 *fop_df_1_sse insn patterns using MODEF mode iterator.
5406 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
5407 *fop_df_1_i387 insn patterns using MODEF mode iterator.
5408 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
5409 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
5410 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
5411 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
5412 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
5413 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
5414 (*fop_xf_4_i387): Use <MODE> for mode attribute.
5415 (*fop_xf_5_i387): Ditto.
5416 (*fop_xf_6_i387): Ditto.
5418 2008-05-30 Richard Guenther <rguenther@suse.de>
5420 * builtins.c (build_string_literal): Avoid generating
5421 a non-gimple_val result.
5423 2008-05-30 DJ Delorie <dj@redhat.com>
5425 * exec-tool.in: Use an environment variable (private) instead of a
5426 file (shared) as a semaphore, so as to not break parallel builds.
5428 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5430 * optabs.c (maybe_encapsulate_block): Remove.
5431 (emit_libcall_block): Adjust accordingly.
5432 * optabs.h (maybe_encapsulate_block): Remove prototype.
5434 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
5435 Don't use maybe_encapsulate_block.
5437 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5439 * config/rs6000/rs6000.c (rs6000_legitimize_address,
5440 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
5441 rtx is a SYMBOL_REF before calling get_pool_constant.
5443 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
5445 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
5447 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
5449 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
5450 rather than OS names to choose INO_T_EQ definition.
5451 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
5452 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
5454 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
5457 * config/darwin-f.c: New.
5458 * config/t-darwin: Added rule to build darwin-f.o.
5459 * config.gcc: Defined new variable, fortran_target_objs.
5460 (*-*-darwin*): Set fortran_target_objs.
5461 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
5462 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
5463 * configure: Regenerated.
5465 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
5468 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
5469 canonical type if needed.
5471 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
5473 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
5475 2008-05-29 Richard Guenther <rguenther@suse.de>
5477 PR tree-optimization/36343
5478 PR tree-optimization/36346
5479 PR tree-optimization/36347
5480 * tree-flow.h (clobber_what_p_points_to): Declare.
5481 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
5482 pointed-to variable is dereferenced is irrelevant to whether
5483 the pointer can access the pointed-to variable.
5484 (clobber_what_p_points_to): New function.
5485 * tree-ssa-alias.c (set_initial_properties): Use it.
5486 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
5487 call clobber check for NMTs.
5489 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5491 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
5492 for printing gcov_type.
5494 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5496 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
5497 and the eh region information.
5498 * value-prof.c (gimple_move_stmt_histograms): New function.
5499 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
5501 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
5503 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
5505 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5507 * value-prof.c (tree_ic_transform): Print counts.
5508 * tree-profile.c (tree_gen_ic_func_profiler):
5509 Clear __gcov_indreict_call_callee variable to avoid misattribution
5512 2008-05-28 Rafael Espindola <espindola@google.com>
5514 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
5517 2008-05-28 Richard Guenther <rguenther@suse.de>
5519 PR tree-optimization/36339
5520 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
5521 and clobbering code out of the loop.
5523 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5525 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
5528 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
5529 s390_contiguous_bitmask_p, s390_symref_operand_p,
5530 s390_check_symref_alignment, s390_reload_larl_operand,
5531 s390_reload_symref_address): New functions.
5532 (s390_branch_condition_mnemonic): Support compare and branch
5534 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
5535 and 'W' constraints.
5536 (s390_secondary_reload): Add secondary reloads for unaligned
5537 symbol refs or symbol refs to floating point or QI/TI mode
5539 (legitimate_address_p): Accept symbol references as addresses.
5540 (s390_expand_insv): Use rotate and insert selected bits
5541 instruction for insv when building for z10.
5542 (print_operand_address): Handle symbol ref addresses.
5543 (print_operand): Output modifier 'c' added for signed byte values.
5544 (s390_encode_section_info): Mark symbol refs with
5545 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
5547 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
5548 (length attribute): RRF, RRR have 4 byte length.
5549 (FPALL, INTALL): New mode iterators added.
5550 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
5551 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
5552 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
5553 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
5554 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
5555 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
5556 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
5557 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
5559 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
5560 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
5561 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
5562 reload<INTALL:mode><P:mode>_toreg_z10,
5563 reload<FPALL:mode><P:mode>_tomem_z10,
5564 reload<FPALL:mode><P:mode>_toreg_z10,
5565 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
5566 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
5567 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
5568 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
5570 (movmem, clrmem, cmpmem): New splitters added.
5572 * config/s390/predicates.md (larl_operand): Use
5573 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
5574 SYMBOL_REF_ALIGN1_P.
5575 (s390_signed_integer_comparison,
5576 s390_unsigned_integer_comparison): New predicates.
5578 * config/s390/s390-protos.h (s390_check_symref_alignment,
5579 s390_contiguous_bitmask_p, s390_reload_larl_operand,
5580 s390_reload_symref_address,
5581 s390_compare_and_branch_condition_mask): Prototypes added.
5583 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
5584 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
5585 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
5587 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5589 * config/s390/s390.c (z10_cost): New cost function for z10.
5590 (s390_handle_arch_option, override_options): Support -march=z10 switch.
5591 (s390_issue_rate): Adjust issue rate for z10.
5592 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
5593 (processor_flags): Add PF_Z10.
5594 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
5595 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
5596 * gcc/config.gcc: Add z10.
5598 2008-05-28 Richard Guenther <rguenther@suse.de>
5600 PR tree-optimization/36291
5601 * tree-flow. h (struct gimple_df): Remove var_anns member.
5602 * tree-flow-inline.h (gimple_var_anns): Remove.
5603 (var_ann): Simplify.
5604 * tree-dfa.c (create_var_ann): Simplify.
5605 (remove_referenced_var): Clear alias info from var_anns of globals.
5606 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
5607 (delete_tree_ssa): Clear alias info from var_anns of globals.
5608 Do not free var_anns.
5609 (var_ann_eq): Remove.
5610 (var_ann_hash): Likewise.
5612 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
5614 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
5615 and loongson2f entries.
5616 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
5617 * config/mips/mips.h (processor_type): Add Loongson-2E
5618 and Loongson-2F entries.
5619 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
5620 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
5621 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
5622 * doc/invoke.texi (MIPS Options): Document loongson2e
5623 and loongson2f processor names.
5625 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5629 * config/i386/i386.c (ix86_function_arg_boundary): Use
5630 alignment of canonical type.
5631 (ix86_expand_vector_move): Check unaligned memory access for
5634 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5636 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
5637 Moved to the front of file.
5639 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
5640 H.J. Lu <hongjiu.lu@intel.com>
5642 * dwarf2out.c (current_fde): New.
5644 (lookup_cfa:): Likewise.
5645 (dwarf2out_end_epilogue): Likewise.
5646 (dwarf2out_note_section_used): Likewise.
5648 2008-05-27 Michael Matz <matz@suse.de>
5651 * c.opt (Wenum-compare): New warning option.
5652 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
5654 2008-05-27 Michael Matz <matz@suse.de>
5657 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
5659 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
5660 into memory as tail calls.
5662 2008-05-27 Richard Guenther <rguenther@suse.de>
5664 PR tree-optimization/36339
5665 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
5666 pointers cause all addressable variables to be call clobbered.
5668 2008-05-27 Richard Guenther <rguenther@suse.de>
5670 PR tree-optimization/36245
5671 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
5673 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5675 * config/s390/s390.md: Replace all occurences of the 'm'
5676 constraint with 'RT'.
5678 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5680 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
5682 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
5684 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
5685 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
5686 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
5688 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5690 * reload.c: (find_reloads): Skip alternatives according to the
5691 "enabled" attribute. Constify the constraint variable.
5692 * recog.c (get_attr_enabled): Add default implementation.
5693 (extract_insn): Set the alternative_enabled_p array
5694 in the recog_data struct.
5695 (preprocess_constraints, constrain_operands): Skip
5696 alternatives according to the "enabled" attribute
5697 * recog.h (struct recog_data): New field alternative_enabled_p.
5698 (skip_alternative): New inline function.
5699 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
5700 (record_reg_classes): Skip alternative according to the
5701 "enabled" attribute.
5703 * doc/md.texi: Add documention for the "enabled" attribute.
5705 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5707 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
5708 * postreload.c (reload_cse_simplify_operands): Replace 'm'
5709 constraint with TARGET_MEM_CONSTRAINT.
5710 * recog.c (asm_operand_ok, preprocess_constraints,
5711 constrain_operands): Likewise.
5712 * regclass.c (record_reg_classes): Likewise.
5713 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
5714 * reload1.c (maybe_fix_stack_asms): Likewise.
5715 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
5716 * recog.h: Adjust comment.
5717 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
5718 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
5719 * doc/md.texi: Add a note to description of 'm' constraint.
5720 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
5722 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
5724 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
5725 that the bitfield is of integral type before testing its precision.
5727 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5728 Sa Liu <saliu@de.ibm.com>
5730 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
5731 __modti3, __udivti3, __umodti3 and __udivmodti4.
5732 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
5733 that implement TImode mul and div functions.
5734 * config/spu/multi3.c: New. Implement __multi3.
5735 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
5736 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
5739 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
5741 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
5742 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
5743 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
5744 tls_sysv_suffix): New mode and mode attribute iterators.
5745 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
5746 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
5747 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
5748 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
5749 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
5752 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
5754 PR tree-optimization/36329
5755 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
5756 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
5757 * cgraphbuild.c (initialize_inline_failed): Use the latter
5758 macro in lieu of the former.
5759 * ipa-inline.c (cgraph_mark_inline): Likewise.
5760 (cgraph_decide_inlining_of_small_function): Likewise.
5761 (cgraph_decide_inlining): Likewise.
5762 (cgraph_decide_inlining_incrementally): Likewise.
5764 2008-05-26 Tristan Gingold <gingold@adacore.com>
5765 Anatoly Sokolov <aesok@post.ru>
5767 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
5768 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
5769 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
5770 optimization for 'avr6' architecture.
5772 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
5775 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
5777 2008-05-26 Richard Guenther <rguenther@suse.de>
5779 * tree-ssa-sccvn.c (expr_has_constants): Declare.
5780 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
5782 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
5785 * caller-save.c (insert_restore): Verify alignment of spill space.
5786 (insert_save): Likewise.
5787 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
5788 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
5789 (STACK_SLOT_ALIGNMENT): Likewise.
5790 * function.c (LOCAL_ALIGNMENT): Removed.
5791 (get_stack_local_alignment): New.
5792 (assign_stack_local): Use it. Set alignment on stack slot.
5793 (assign_stack_temp_for_type): Use get_stack_local_alignment.
5794 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
5795 (STACK_SLOT_ALIGNMENT): New.
5796 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
5797 stack slot in XFmode.
5799 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
5801 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
5804 * config/i386/i386.md (allocate_stack_worker_64): Make sure
5805 argument operand in rax isn't removed.
5807 2008-05-26 Richard Guenther <rguenther@suse.de>
5810 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
5811 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
5813 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
5816 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
5818 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
5820 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
5821 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
5823 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
5825 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
5826 build a trampoline if we don't want one.
5827 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
5828 return zero for nested functions if we don't want a trampoline.
5830 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
5832 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
5834 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
5837 * c.opt: Removed undocumented option '-lang-fortran'.
5838 * c-common.h: Removed global variable 'lang_fortran'.
5839 * c-opts.c (c_common_handle_option): Removed code to handle
5840 option '-lang-fortran'. Updated includes.
5841 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
5842 definition of '__GFORTRAN__'.
5843 (define__GNUC__): Reimplemented to use BASEVER and
5844 cpp_define_formatted.
5845 (builtin_define_with_value_n): Removed.
5846 * c-incpath.h: Renamed to ...
5847 * incpath.h: ... this.
5848 * c-incpath.c: Renamed to ...
5849 * incpath.c: ... this. Updated includes.
5850 * fix-header.c: Updated includes.
5851 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
5852 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
5853 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
5855 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
5857 * tree.h: Update the table of flags used on tree nodes.
5858 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
5859 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
5860 (FORCED_LABEL): Add access check.
5861 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
5862 (ASM_INPUT_P): Likewise.
5863 (ASM_VOLATILE_P): Likewise.
5864 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
5865 (OMP_SECTION_LAST): Access private_flag directly.
5866 (OMP_RETURN_NOWAIT): Likewise.
5867 (OMP_PARALLEL_COMBINED): Likewise.
5868 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
5869 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
5870 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
5871 deprecated_flag directly.
5873 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
5875 * final.c (frame_pointer_needed): Removed.
5876 * flags.h (frame_pointer_needed): Likewise.
5878 * function.h (rtl_data): Add frame_pointer_needed.
5879 (frame_pointer_needed): New.
5881 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
5883 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
5885 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
5887 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
5890 2008-05-25 Alan Modra <amodra@bigpond.net.au>
5892 * c-common.c (strip_array_types): Move function to..
5894 (get_inner_array_type): Delete.
5895 * c-common.h (strip_array_types): Move declaration to..
5897 (get_inner_array_type): Delete.
5898 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
5899 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5900 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5901 * config/pa/pa.c (emit_move_sequence): Likewise.
5903 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
5905 * config/i386/i386.md (*sse_prologue_save_insn): Set length
5908 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
5910 * function.c: Include target hook for nonlocal_goto frame value.
5912 2008-05-24 Richard Guenther <rguenther@suse.de>
5914 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
5915 variable can be only accessed through a pointer or a union.
5917 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5919 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
5920 * doc/extend.texi: Likewise.
5922 2008-05-23 DJ Delorie <dj@redhat.com>
5924 * config/m32c/jump.md (untyped_call): Add.
5926 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
5928 (m32c_address_cost): Detail costs for indirect offsets.
5930 2008-05-23 Rafael Espindola <espindola@google.com>
5932 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
5933 if a node is a SUBREG.
5934 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
5937 2008-05-23 Paul Brook <paul@codesourcery.com>
5938 Carlos O'Donell <carlos@codesourcery.com>
5940 * doc/extend.texi: Clarify use of __attribute__((naked)).
5941 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
5942 * target.h (gcc_target): Add allocate_stack_slots_for_args.
5943 * function.c (use_register_for_decl): Use
5944 targetm.calls.allocate_stack_slots_for_args.
5945 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
5946 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
5947 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
5949 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
5951 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
5953 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
5955 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
5956 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
5957 is only rounded once.
5959 2008-05-23 Richard Guenther <rguenther@suse.de>
5961 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
5963 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
5964 Jakub Jelinek <jakub@redhat.com>
5967 * configure.ac: Handle --enable-cld.
5968 * configure: Regenerated.
5969 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
5970 * config/i386/i386.h (struct machine_function): Add needs_cld field.
5971 (ix86_current_function_needs_cld): New define.
5972 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
5973 (cld): New isns pattern.
5974 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
5975 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
5976 * config/i386/i386.opt (mcld): New option.
5977 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
5978 TARGET_CLD and ix86_current_function_needs_cld.
5979 (override_options): Use -mcld by default for 32-bit code if
5982 * doc/install.texi (Options specification): Document --enable-cld.
5983 * doc/invoke.texi (Machine Dependent Options)
5984 [i386 and x86-64 Options]: Add -mcld option.
5985 (Intel 386 and AMD x86-64 Options): Document -mcld option.
5987 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
5988 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
5989 (return_in_memory_64): Likewise.
5990 (return_in_memory_ms_64): Likewise.
5992 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5994 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
5995 * builtins.c (fold_builtin_fpclassify): New.
5996 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
5997 * builtins.def (BUILT_IN_FPCLASSIFY): New.
5998 * c-common.c (handle_type_generic_attribute): Adjust to accept
5999 fixed arguments before an elipsis.
6000 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
6001 * doc/extend.texi: Document __builtin_fpclassify.
6003 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
6005 * omp-low.c (gate_expand_omp_ssa): Remove.
6006 (pass_expand_omp_ssa): Remove.
6007 (gate_expand_omp): Do not check for flag_openmp_ssa.
6008 * common.opt (-fopenmp-ssa): Remove.
6009 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
6011 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
6013 * config/sh/sh.opt (mfixed-range): New option.
6014 * config/sh/sh-protos.h (sh_fix_range): Declare.
6015 * config/sh/sh.c (sh_fix_range): New function.
6016 * config/sh/sh.h (sh_fixed_range_str): Declare.
6017 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
6019 * doc/invoke.texi (SH Options): Document -mfixed-range.
6021 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
6023 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
6024 it before the redeclaration.
6026 2008-05-22 Anatoly Sokolov <aesok@post.ru>
6028 * config/avr/avr.c (get_sequence_length): Add new function.
6029 (expand_prologue, expand_epilogue): Remove duplicate code.
6031 2008-05-22 Rafael Espindola <espindola@google.com>
6033 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
6036 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
6038 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
6039 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
6041 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
6042 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
6043 (vect_update_misalignment_for_peel): Likewise.
6044 (vector_alignment_reachable_p): Likewise.
6045 * tree-vect-transform.c (vectorizable_load): Likewise.
6046 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6047 (get_vectype_for_scalar_type): Pass mode of scalar_type
6048 to UNITS_PER_SIMD_WORD.
6050 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
6051 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
6052 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6053 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6054 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6056 2008-05-22 Ira Rosen <irar@il.ibm.com>
6058 PR tree-optimization/36293
6059 * tree-vect-transform.c (vect_transform_strided_load): Don't check
6060 if the first load must be skipped because of a gap.
6062 2008-05-22 Richard Guenther <rguenther@suse.de>
6064 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
6065 more cases of offset disambiguation that is possible if
6066 strict-aliasing rules apply.
6067 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6068 for basic offset and type-based disambiguation.
6070 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6072 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6073 ix86_expand_vector_set on V16QImode for SSE4.1.
6075 2008-05-21 Tom Tromey <tromey@redhat.com>
6077 * c.opt (Wimport): Mark as undocumented.
6078 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6080 (Warning Options): Likewise.
6081 * doc/cppopts.texi: Don't mention -Wimport.
6083 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6085 PR tree-optimization/36287
6086 PR tree-optimization/36286
6087 * lambda-code.c (build_access_matrix): Do not use the loop->num
6088 for computing the number of induction variables: use the loop depth
6091 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
6094 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
6095 option -f(no-)leading-underscore.
6097 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6099 * config/i386/i386.c (ix86_expand_vector_init_general): Use
6100 GET_MODE_NUNITS (mode).
6102 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
6104 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
6105 (-mmulhw): Add 464 to description.
6106 (-mdlmzb): Likewise.
6107 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
6108 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
6110 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
6111 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
6112 * config/rs6000/rs6000.md: Update comments for 464.
6114 2008-05-21 Janis Johnson <janis187@us.ibm.com>
6116 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
6118 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6120 * config/i386/sse.md (vec_extractv4sf): Removed.
6121 (vec_extractv2df): Likewise.
6122 (vec_extractv2di): Likewise.
6123 (vec_extractv4si): Likewise.
6124 (vec_extractv8hi): Likewise.
6125 (vec_extractv16qi): Likewise.
6126 (vec_extract<mode>): New.
6128 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6130 * config/i386/sse.md (vec_setv4sf): Removed.
6131 (vec_setv2df): Likewise.
6132 (vec_setv2di): Likewise.
6133 (vec_setv4si): Likewise.
6134 (vec_setv8hi): Likewise.
6135 (vec_setv16qi): Likewise.
6136 (vec_set<mode>): New.
6138 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6140 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
6141 goto for vec_concat and vec_interleave.
6143 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6145 * config/i386/sse.md (vec_initv4sf): Removed.
6146 (vec_initv2df): Likewise.
6147 (vec_initv2di): Likewise.
6148 (vec_initv4si): Likewise.
6149 (vec_initv8hi): Likewise.
6150 (vec_initv16qi): Likewise.
6151 (vec_init<mode>): New.
6153 2008-05-21 Joseph Myers <joseph@codesourcery.com>
6155 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
6157 2008-05-21 Tom Tromey <tromey@redhat.com>
6159 * ggc-zone.c (lookup_page_table_if_allocated): New function.
6160 (zone_find_object_offset): Likewise.
6161 (gt_ggc_m_S): Likewise.
6162 (highest_bit): Likewise.
6163 * ggc-page.c (gt_ggc_m_S): New function.
6164 * stringpool.c (string_stack): Remove.
6165 (init_stringpool): Update.
6166 (ggc_alloc_string): Use ggc_alloc.
6167 (maybe_delete_ident): New function.
6168 (ggc_purge_stringpool): Likewise.
6169 (gt_ggc_m_S): Remove.
6170 * ggc-common.c (ggc_protect_identifiers): New global.
6171 (ggc_mark_roots): Call ggc_purge_stringpool. Use
6172 ggc_protect_identifiers.
6173 * ggc.h (ggc_protect_identifiers): Declare.
6174 (gt_ggc_m_S): Update.
6175 (ggc_purge_stringpool): Declare.
6176 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
6177 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
6179 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
6181 2008-05-21 David S. Miller <davem@davemloft.net>
6183 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
6186 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
6188 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
6191 2008-05-20 David Daney <ddaney@avtrex.com>
6193 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
6194 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
6195 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6196 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6197 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
6198 (atomic_hiqi_op): New define_code_iterator.
6199 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
6200 mips_expand_compare_and_swap_12.
6201 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
6202 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
6203 (sync_<optab><mode>, sync_old_<optab><mode>,
6204 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6205 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
6206 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
6207 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
6208 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
6209 (test_and_set_12): New insn.
6210 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
6211 sync_new_<optab><mode>, sync_old_nand<mode>,
6212 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
6213 clobber to operand 0 for SI and DI mode insns.
6214 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
6215 mips_gen_fn_4): New typedefs.
6216 (mips_gen_fn_ptrs): Define new union type.
6217 (mips_expand_compare_and_swap_12): Remove declaration.
6218 (mips_expand_atomic_qihi): Declare function.
6219 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
6220 (mips_expand_atomic_qihi): ... this. Use new generator function
6222 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
6223 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
6224 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
6225 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
6226 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
6227 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
6228 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
6229 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
6230 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
6231 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
6234 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
6236 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
6239 2008-05-20 Anatoly Sokolov <aesok@post.ru>
6241 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
6242 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
6243 (avr_attribute_table): Add 'OS_main' function attribute.
6244 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
6245 functions with 'OS_main' attribute.
6247 2008-05-20 Richard Guenther <rguenther@suse.de>
6249 PR tree-optimization/35204
6250 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
6251 helper, split out from ...
6252 (DFS): ... here. Make the DFS walk non-recursive.
6254 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6255 Jan Sjodin <jan.sjodin@amd.com>
6257 PR tree-optimization/36181
6258 * tree-parloops.c (loop_has_vector_phi_nodes): New.
6259 (parallelize_loops): Don't parallelize when the loop has vector
6262 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6263 Sebastian Pop <sebastian.pop@amd.com>
6265 * tree-loop-linear.c (gather_interchange_stats): Look in the access
6266 matrix, and never look at the tree representation of the memory
6268 (linear_transform_loops): Computes parameters and access matrices.
6269 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
6271 (access_matrix_get_index_for_parameter): New.
6272 * tree-data-ref.h (struct access_matrix): New.
6273 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
6274 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
6275 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
6276 am_vector_index_for_loop): New.
6277 (struct data_reference): Add field access_matrix.
6278 (DR_ACCESS_MATRIX): New.
6279 (compute_data_dependences_for_loop): Update declaration.
6280 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
6281 * lambda.h (lambda_vector_vec_p): Declared.
6282 * lambda-code.c: Depend on pointer-set.h.
6283 (lambda_collect_parameters_from_af, lambda_collect_parameters,
6284 av_for_af_base, av_for_af, build_access_matrix,
6285 lambda_compute_access_matrices): New.
6286 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
6288 2008-05-20 Joseph Myers <joseph@codesourcery.com>
6290 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
6293 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6294 Sebastian Pop <sebastian.pop@amd.com>
6296 PR tree-optimization/36206
6297 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
6299 (instantiate_scev_1): Rename flags to fold_conversions.
6300 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
6301 outeside instantiation_loop.
6302 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
6303 (evolution_function_is_affine_or_constant_p): Removed.
6304 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
6306 (analyze_siv_subscript): Pass in the loop nest number.
6307 Call evolution_function_is_affine_in_loop instead of
6308 evolution_function_is_affine_p.
6309 (analyze_overlapping_iterations): Pass in the loop nest number.
6311 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6312 Sebastian Pop <sebastian.pop@amd.com>
6314 PR tree-optimization/36206
6315 * tree-chrec.h (chrec_fold_op): New.
6316 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
6319 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
6321 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
6323 (remove_duplicates): Do not set inode on non-inode systems.
6326 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
6328 * config.gcc (tm_file): Update comments about relative pathnames.
6330 2008-05-20 Richard Guenther <rguenther@suse.de>
6332 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
6333 * tree-ssa-sccvn.c (process_scc): Likewise.
6334 * tree-ssa-sink.c (execute_sink_code): Likewise.
6335 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
6336 * tree-vrp.c (process_assert_insertions): Likewise.
6337 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6338 (perform_tree_ssa_dce): Likewise.
6339 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6340 (dump_dominator_optimization_stats): Likewise.
6341 * tree-vectorizer.c (vectorize_loops): Likewise.
6343 2008-05-20 Richard Guenther <rguenther@suse.de>
6345 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
6347 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
6349 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
6350 (ix86_i386elf_return_in_memory): Likewise.
6351 (ix86_i386interix_return_in_memory): Likewise.
6352 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
6353 (SUBTARGET_RETURN_IN_MEMORY): New.
6354 * config/i386/i386elf.h: Likewise.
6355 * config/i386/ptx4-i.h: Likewise.
6356 * config/i386/sol2-10.h: Likewise.
6357 * config/i386/sysv4.h: Likewise.
6358 * config/i386/vx-common.h: Likewise.
6359 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
6360 * config/i386/i386.c (ix86_return_in_memory): Made static and
6361 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
6362 (ix86_i386elf_return_in_memory): Removed.
6363 (ix86_i386interix_return_in_memory): Removed.
6364 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
6365 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
6367 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
6369 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
6371 2008-05-19 Xinliang David Li <davidxl@google.com>
6373 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
6375 * common.opt: Ditto.
6376 * doc/invoke.texi: Ditto.
6378 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
6380 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
6381 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
6383 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6385 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
6386 sizes of operand array from 8/4 to 4/2.
6387 (ix86_expand_vector_init_general): Change size of operand array
6388 from 32 to 16. Remove op0, op1 and half_mode.
6390 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6392 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
6393 (ix86_expand_vector_init_interleave): Likewise.
6394 (ix86_expand_vector_init_general): Use them. Assert
6395 word_mode == SImode when n_words == 4.
6397 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
6399 * config/i386/i386.c (ix86_secondary_reload): New static function.
6400 (TARGET_SECONDARY_RELOAD): New define.
6401 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6402 * config/i386/i386.md (reload_outqi): Remove.
6404 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6407 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
6408 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
6409 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
6410 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
6411 (fold_builtin_1): Likewise.
6412 * builtins.def (BUILT_IN_ISINF_SIGN): New.
6413 c-common.c (check_builtin_function_arguments): Handle
6414 BUILT_IN_ISINF_SIGN.
6415 * doc/extend.texi: Document __builtin_isinf_sign.
6416 * fold-const.c (operand_equal_p): Handle COND_EXPR.
6418 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
6420 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
6421 EH cleanup at the end of the pass, search for those that have been
6422 turned into forwarder blocks and do the cleanup on their successor.
6424 2008-05-18 Richard Guenther <rguenther@suse.de>
6426 * tree-cfg.c (verify_gimple_expr): Allow conversions from
6427 pointers to sizetype and vice versa.
6429 2008-05-18 Xinliang David Li <davidxl@google.com>
6431 * gcc/tree-ssa-dce.c: Coding style fix.
6432 (check_pow): Documentation comment.
6433 (check_log): Documenation comment. Coding style fix.
6434 (is_unnecessary_except_errno_call): Ditto.
6435 (gen_conditions_for_pow): Ditto.
6436 (gen_conditions_for_log): Ditto.
6437 (gen_shrink_wrap_conditions): Ditto.
6438 (shrink_wrap_one_built_in_calls): Ditto.
6439 * gcc/doc/invoke.texi: Better documentation string.
6440 * ChangeLog: Fix wrong change log entries from
6441 May 17 checkin on function call DCE.
6443 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
6445 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
6447 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6449 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
6450 * df-problems.c (simulation routines): Fixed block comment to
6451 properly say how to add forwards scanning functions.
6453 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6455 * tree-inline.c (setup_one_parameter): Remove dead code.
6457 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6459 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
6460 a BIT_AND_EXPR only for an INTEGER_TYPE.
6462 2008-05-17 Xinliang David Li <davidxl@google.com>
6464 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
6465 (check_pow, check_log, is_unnecessary_except_errno_call): New
6466 functions to check for eliminating math functions that are pure
6467 except for setting errno.
6468 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
6469 general condition expressions for shrink-wrapping pow/log calls.
6470 (gen_shrink_wrap_conditions): Ditto.
6471 (shrink_wrap_one_built_in_call): Ditto.
6472 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
6473 (mark_operand_necessary): If debugging, output if OP is necessary.
6474 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
6476 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
6478 * gcc/common.opt: New user flag -ftree-builtin-dce.
6479 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
6481 2008-05-16 David S. Miller <davem@davemloft.net>
6483 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
6484 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6486 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
6489 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
6491 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6493 * ifcvt.c (dead_or_predicable): Rename
6494 df_simulate_one_insn_backwards to df_simulate_one_insn.
6495 * recog.c (peephole2_optimize): Ditto.
6496 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
6498 * df.h: Rename df_simulate_one_insn_backwards to
6499 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
6500 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
6501 scanning of defs and uses.
6502 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
6503 (df_simulate_one_insn_forwards): Removed.
6505 2008-05-16 Doug Kwan <dougkwan@google.com>
6507 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
6509 (real_from_string): Handle NaNs and Inf as approriate.
6511 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6513 * doc/gty.texi (Source Files Containing Type Information): Note
6514 that headers should appear first in the gtfiles list.
6516 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6518 * tree.def (COND_EXEC): Properly documented this code.
6520 2008-05-16 Diego Novillo <dnovillo@google.com>
6522 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
6523 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
6526 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6528 * tree-ssa-dse (max_stmt_uid): Removed.
6529 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
6530 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
6531 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
6532 * function.h (cfun.last_stmt_uid): New field.
6533 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
6534 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
6536 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
6537 (create_stmt_ann): Initialize the ann->uid field.
6538 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
6540 * tree-flow.h (renumber_gimple_stmt_uids): New function.
6542 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6544 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
6545 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
6546 (init_empty_tree_cfg): Call it.
6548 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6550 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
6553 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6555 * doc/invoke.text (-fdump-tree-*-verbose): New option.
6556 * tree-dump.c (dump_options): New verbose option.
6557 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
6559 * tree-pass.h (TDF_VERBOSE): New dump flag.
6560 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
6561 (tree-flow.h): Added include.
6562 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
6564 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
6566 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
6568 From Jie Zhang <jie.zhang@analog.com>
6569 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6570 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
6571 mcpu=bf561-none and mcpu=bf561-0.2.
6572 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6573 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6574 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6575 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6576 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
6577 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
6578 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
6580 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
6581 (cputype_selected): Remove.
6582 (bfin_handle_option): Don't use cputype_selected.
6583 (override_options): When no mcpu option, enable all workarounds.
6584 Don't use bfin_workarounds.
6585 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
6587 (DEFAULT_CPU_TYPE): Don't define.
6589 2008-05-16 Richard Guenther <rguenther@suse.de>
6591 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
6592 on deletion of the last stmt.
6594 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6596 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
6597 V8HImode for SSE2 and V16QImode for SSE4.1.
6599 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6601 * cgraph.h (compute_inline_parameters): Made public.
6602 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
6603 variable_generate_summary, function_write_summary,
6604 variable_write_summary, variable_read_summary. Added generate_summary,
6605 write_summary, read_summary.
6606 * cgraphunit.c (cgraph_process_new_functions): Changed call from
6607 pass_ipa_inline.function_generate_summary, to
6608 compute_inline_parameters.
6609 * ipa-inline.c (compute_inline_parameters): Made public and added
6611 (compute_inline_parameters_for_current): New function.
6612 (pass_inline_param): Now calls compute_inline_parameters_for_current.
6613 (inline_generate_summary): Removed parameter and made to loop over
6615 (pass_ipa_inline): Updated for new IPA_PASS structure.
6616 * passes.c (execute_ipa_summary_passes): Now is called once per
6617 pass rather than once per node*pass.
6619 2008-05-15 Anatoly Sokolov <aesok@post.ru>
6621 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
6622 avr_have_mul_p, avr_asm_only_p): Remove variables.
6623 (avr_override_options): Remove initialization of removed variables.
6624 (avr_file_start): Convert removed variables to fields of
6625 'struct base_arch_s *avr_current_arch'.
6626 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
6627 (AVR_HAVE_MUL): (Ditto.).
6628 (AVR_HAVE_MOVW): (Ditto.).
6629 (AVR_HAVE_LPMX): (Ditto.).
6630 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
6631 avr_asm_only_p): Remove declaration.
6633 2008-05-15 Diego Novillo <dnovillo@google.com>
6635 * config/arm/arm.c (arm_return_in_memory): Fix return type.
6636 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
6638 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
6641 * combine.c (check_conversion): Rename back to check_promoted_subreg.
6642 Don't call record_truncated_value from here.
6643 (record_truncated_value): Turn it into a for_each_rtx callback.
6644 (record_truncated_values): New function.
6645 (combine_instructions): Call note_uses with record_truncated_values.
6646 Change name of check_conversion to check_promoted_subreg.
6648 2008-05-15 Janis Johnson <janis187@us.ibm.com>
6650 * doc/sourcebuild.texi: Document support for torture tests.
6652 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6654 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
6655 to alternative 4 of operand 2.
6657 2008-05-15 Richard Guenther <rguenther@suse.de>
6659 * tree-pass.h (current_pass): Declare.
6660 (get_pass_for_id): Likewise.
6661 * passes.c (passes_by_id, passes_by_id_size): New globals.
6662 (set_pass_for_id): New function.
6663 (get_pass_for_id): Likewise.
6664 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
6665 (execute_function_todo): Flush per function statistics.
6666 * toplev.c (compile_file): Init statistics.
6667 (general_init): Do early statistics initialization.
6668 (finalize): Finish statistics.
6669 * statistics.h (statistics_early_init): Declare.
6670 (statistics_init): Likewise.
6671 (statistics_fini): Likewise.
6672 (statistics_fini_pass): Likewise.
6673 (statistics_counter_event): Likewise.
6674 (statistics_histogram_event): Likewise.
6675 * statistics.c: New file.
6676 * Makefile.in (OBJS-common): Add statistics.o.
6677 (statistics.o): Add dependencies.
6678 * doc/invoke.texi (-fdump-statistics): Document.
6680 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
6682 (execute_pre): Use statistics_counter_event.
6683 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
6684 (substitute_and_fold): Increment it. Use statistics_counter_event.
6686 2008-05-15 Diego Novillo <dnovillo@google.com>
6688 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
6690 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
6691 * tree-ssa-alias.c (new_type_alias): Remove references to
6692 sub-variables from comment.
6693 * tree-ssa-operands.c (swap_tree_operands): Likewise.
6695 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6697 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
6698 attribute to 1 only for insertps alternative.
6700 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6702 * config/bfin/bfin.md (loadbytes): New pattern.
6703 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
6704 (bfin_init_builtins): Initialize it.
6705 (bdesc_1arg): Add it.
6707 2008-05-15 Sa Liu <saliu@de.ibm.com>
6709 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
6710 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
6711 * testsuite/lib/target-supports.exp: Add
6712 check_effective_target_fortran_integer_16.
6714 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6716 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
6717 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
6718 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
6719 (TARGET_RETURN_IN_MEMORY): Define.
6721 2008-05-15 Richard Guenther <rguenther@suse.de>
6724 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
6725 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
6726 represent unmodifiable vars.
6728 2008-05-15 Richard Guenther <rguenther@suse.de>
6730 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
6731 INDIRECT_REF and TARGET_MEM_REF.
6732 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6735 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6736 H.J. Lu <hongjiu.lu@intel.com>
6738 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
6739 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
6740 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
6741 insn alternatives. Add missing alternatives.
6742 (*vec_concatv2di_rex64_sse4_1): Likewise.
6743 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
6744 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
6747 2008-05-15 Richard Guenther <rguenther@suse.de>
6749 PR tree-optimization/36009
6750 PR tree-optimization/36204
6751 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
6752 (determine_invariantness_stmt): Record the loop a store is
6754 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
6757 2008-05-15 Richard Guenther <rguenther@suse.de>
6759 PR tree-optimization/34330
6760 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
6761 through the pointer will alias the SMT.
6763 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
6765 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
6767 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
6769 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
6771 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6772 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6774 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
6775 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
6776 (vashl_optab): New optab for vector/vector shifts.
6777 (vashr_optab): Ditto.
6778 (vlshr_optab): Ditto.
6779 (vrotl_optab): Ditto.
6780 (vrotr_optab): Ditto.
6781 (optab_subtype): New enum for optab_for_tree_code call.
6782 (optab_for_tree_code): Add enum optab_subtype argument.
6784 * optabs.c (optab_for_tree_code): Take an additional argument to
6785 distinguish between a vector shift by a scalar and vector shift by
6786 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
6787 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
6788 vector shift by a vector.
6789 (expand_widen_pattern_expr): Pass additional argument to
6790 optab_for_tree_code.
6792 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
6793 vrotl_optab, vrotr_optab.
6795 * expr.c (expand_expr_real_1): Update calls to
6796 optab_for_tree_code to distinguish between vector shifted by a
6797 scalar and vector shifted by a vector.
6798 * tree-vectorizer.c (supportable_widening_operation): Ditto.
6799 (supportable_narrowing_operation): Ditto.
6800 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
6801 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
6802 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
6803 (vect_create_epilog_for_reduction): Ditto.
6804 (vectorizable_reduction): Ditto.
6805 (vectorizable_operation): Ditto.
6806 (vect_strided_store_supported): Ditto.
6807 (vect_strided_load_supported): Ditto.
6808 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6809 * expmed.c (expand_shift): Ditto.
6811 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
6813 (ashr@var{m}3): Ditto.
6814 (vashl@var{m}3): Document new vector/vector shift standard name.
6815 (vashr@var{m}3): Ditto.
6816 (vlshr@var{m}3): Ditto.
6817 (vrotl@var{m}3): Ditto.
6818 (vrotr@var{m}3): Ditto.
6820 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
6821 (PPERM_INVERT): Ditto.
6822 (PPERM_REVERSE): Ditto.
6823 (PPERM_REV_INV): Ditto.
6824 (PPERM_ZERO): Ditto.
6825 (PPERM_ONES): Ditto.
6826 (PPERM_SIGN): Ditto.
6827 (PPERM_INV_SIGN): Ditto.
6828 (PPERM_SRC1): Ditto.
6829 (PPERM_SRC2): Ditto.
6831 * config/i386/sse.md (mulv2di3): Add SSE5 support.
6832 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
6833 allows a memory operand to be the value being added, and split it
6834 to improve vectorization.
6835 (sse5_pmacsdqh_mem): Ditto.
6836 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
6837 (sse5_mulv2div2di3_high): Ditto.
6838 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
6839 (vec_pack_trunc_v4si): Ditto.
6840 (vec_pack_trunc_v2di): Ditto.
6841 (sse5_pcmov_<mode>): Remove code that tried to use use
6842 andps/andnps instead of pcmov.
6843 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
6844 pmacsdqh instructions.
6845 (vec_widen_smult_lo_v4si): Ditto.
6847 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
6848 (PPERM_INVERT): Ditto.
6849 (PPERM_REVERSE): Ditto.
6850 (PPERM_REV_INV): Ditto.
6851 (PPERM_ZERO): Ditto.
6852 (PPERM_ONES): Ditto.
6853 (PPERM_SIGN): Ditto.
6854 (PPERM_INV_SIGN): Ditto.
6855 (PPERM_SRC1): Ditto.
6856 (PPERM_SRC2): Ditto.
6857 (ix86_expand_sse_movcc): Move the SSE5 test after the if
6859 (ix86_expand_int_vcond): If SSE5 generate all possible integer
6861 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
6862 says ignore whether the last reference is a memory operand.
6864 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6865 Paolo Bonzini <bonzini at gnu dot org>
6867 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
6870 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
6871 (vlshr<mode>3): Rename from vlshr<mode>3.
6872 (vashr<mode>3): Rename from vashr<mode>3.
6873 (mulv4sf3): Change the names of vector shift patterns.
6877 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
6880 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
6905 * config/spu/spu.md (v): New iterator macro to add v for vector types.
6906 (floatunssidf2_internal): Change vector/vector shift names.
6907 (floatunsdidf2_internal): Ditto.
6914 (vashl<mode>3): Rename from ashl<mode>3.
6915 (vashr<mode>3): Rename from ashr<mode>3.
6916 (vlshr<mode>3): Rename from lshr<mode>3.
6917 (vrotl<mode>3): Rename from rotl<mode>3.
6919 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6922 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
6923 multiply gives the wrong value when doing widening multiplies.
6924 (vec_widen_smult_lo_v4si): Ditto.
6926 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
6928 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
6929 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
6930 emit_library_call_value.
6931 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
6932 * tree.h (ECF_LIBCALL_BLOCK): Removed.
6933 * calls.c (initialize_argument_information, precompute_arguments,
6934 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
6935 (precompute_arguments): Removed flags parameter.
6936 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
6938 2008-05-14 Richard Guenther <rguenther@suse.de>
6940 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
6941 Make sure to register the store if the use is a PHI_NODE.
6943 2008-05-14 Olivier Hainque <hainque@adacore.com>
6945 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
6946 memory if the component is to be referenced in BLKmode according
6947 to get_inner_reference.
6949 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
6951 * calls.c (emit_library_call_value_1): Restore code clearing
6952 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
6954 2008-05-14 Olivier Hainque <hainque@adacore.com>
6955 Nicolas Roche <roche@adacore.com>
6957 * configure.ac: Add support for a "gcc_subdir" variable in
6958 config-lang.in, to denote a subdirectory where the language/GCC
6959 integration files are to be found.
6960 * configure: Regenerate.
6962 2008-05-14 Ira Rosen <irar@il.ibm.com>
6964 PR tree-optimization/36098
6965 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
6966 value for the first load in the group in case of a gap.
6967 (vect_build_slp_tree): Check that there are no gaps in loads.
6969 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
6971 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
6972 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
6973 expand_copysign_bit, ): Change call to emit_no_conflict_block to
6974 emit_insn and remove unneeded code to construct extra args.
6975 (emit_no_conflict_block): Removed.
6976 * optabls.h: (emit_no_conflict_block): Removed.
6977 * cse.c (cse_extended_basic_block): Remove search for
6978 REG_NO_CONFLICT note.
6979 * global.c: Removed incorrect comment added in revision 117.
6980 * expr.c (convert_move): Change call to emit_no_conflict_block to
6982 * recog.c: Change comments so that they do not mention
6984 * local_alloc.c (combine_regs): Removed last parameter.
6985 (no_conflict_p): Removed.
6986 (block_alloc): Removed note, no_conflict_combined_regno and set
6987 local vars. Removed all code to process REG_NO_CONFLICT blocks.
6988 (combine_regs): Removed already_dead and code to look for
6989 REG_NO_CONFLICT notes.
6990 * lower_subreg (remove_retval_note): Removed code to look for
6991 REG_NO_CONFLICT block.
6992 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
6993 (resolve_clobber): Remove code to process libcalls that have
6994 REG_NO_CONFLICT notes.
6995 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
6997 * combine.c (can_combine_p, distribute_notes): Removed
6998 REG_NO_CONFLICT case.
6999 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
7001 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
7002 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
7004 * reg-notes.def (NO_CONFLICT): Removed.
7006 2008-05-14 David S. Miller <davem@davemloft.net>
7008 * config/sparc/sparc.c (sparc_profile_hook): If
7009 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
7010 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7011 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7013 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
7015 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
7017 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
7020 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
7021 and op1 expansion before vector concat to have less live pseudos.
7023 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
7025 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7026 ix86_expand_vector_set if supported.
7028 2008-05-13 Diego Novillo <dnovillo@google.com>
7029 Kenneth Zadeck <zadeck@naturalbridge.com>
7031 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
7033 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
7034 phinodes_print_statistics, init_ssanames, fini_ssanames,
7035 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
7036 release_ssa_name, release_defs, replace_ssa_name_symbol,
7037 ssanames_print_statistics): Move ...
7038 * tree-flow.h: ... here.
7039 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
7040 Use FN instead of cfun.
7041 (make_ssa_name_fn): Rename from make_ssa_name.
7042 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
7043 * tree-flow-inline.h (make_ssa_name): Move from
7044 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
7045 * omp-low.c (expand_omp_parallel):
7046 * tree-flow-inline.h (redirect_edge_var_map_result):
7047 * tree-ssa.c (init_tree_ssa): Add argument FN.
7048 Use it instead of cfun. Update all users.
7050 2008-05-13 Tom Tromey <tromey@redhat.com>
7052 PR preprocessor/22168:
7053 * doc/cpp.texi (Top): Update menu.
7054 (Alternatives to Wrapper #ifndef): New node.
7055 (Other Directives): Document deprecation.
7056 (Obsolete Features): Remove menu.
7057 (Assertions): Merge node into Obsolete Features.
7058 (Obsolete once-only headers): Move earlier; rename to Alternatives
7060 * doc/cppopts.texi: Update.
7061 * c.opt (Wdeprecated): Enable for C and ObjC.
7062 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
7063 (C++ Dialect Options): Move -Wno-deprecated from here to...
7064 (Warning Options): ... here.
7066 2008-05-13 Richard Guenther <rguenther@suse.de>
7069 * fold-const.c (fold_sign_changed_comparison): Do not allow
7070 changes in pointer-ness.
7072 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7075 * config/sh/sh.c (sh_expand_prologue): Don't clear
7076 RTX_FRAME_RELATED_P for push insns.
7078 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7080 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7082 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7084 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7085 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7086 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7088 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
7090 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
7091 (*vec_concatv4sf_sse): This.
7092 (*sse2_concatv2si): Renamed to ...
7093 (*vec_concatv2si_sse2): This.
7094 (*sse1_concatv2si): Renamed to ...
7095 (*vec_concatv2si_sse): This.
7096 (*vec_concatv2di_rex): Renamed to ...
7097 (*vec_concatv2di_rex64): This.
7098 (*vec_concatv2si_sse4_1): New.
7099 (*vec_concatv2di_rex64_sse4_1): Likewise.
7101 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
7103 PR rtl-optimization/36111
7104 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
7105 that was created for swappable operands.
7107 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
7110 * Makefile.in: Substitute GNATMAKE and GNATBIND.
7111 * configure.ac: Add call to ACX_PROG_GNAT.
7113 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
7115 * optc-gen.awk: Fix comment typo.
7117 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7119 * pretty-print.c (pp_integer_with_precision): Use
7120 HOST_LONG_LONG_FORMAT.
7122 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
7124 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
7126 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
7128 * config/i386/i386.c (bdesc_ptest): Removed.
7129 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
7130 (bdesc_args): Add __builtin_ia32_ptestz128,
7131 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
7132 (ix86_init_mmx_sse_builtins): Updated.
7133 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
7134 (ix86_expand_builtin): Updated.
7136 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
7138 * tree-cfg.c (valid_fixed_convert_types_p): New function.
7139 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
7141 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
7143 * value-prof.c (interesting_stringop_to_profile): Do not
7144 return early for BUILT_IN_MEMPCPY.
7146 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
7148 * calls.c (expand_call): Don't use callgraph to increase
7149 preferred_stack_boundary.
7151 * cgraph.h (cgraph_rtl_info): Use unsigned on
7152 preferred_incoming_stack_boundary.
7154 * final.c (rest_of_clean_state): Use unsigned on
7155 preferred_stack_boundary.
7157 2008-05-09 Tom Tromey <tromey@redhat.com>
7159 PR preprocessor/22231:
7160 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7163 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
7165 PR tree-optimization/36129
7166 * tree-ssa-ccp.c: Include value-prof.h.
7167 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
7168 built-in function was folded to a constant.
7169 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
7171 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
7172 Sebastian Pop <sebastian.pop@amd.com>
7174 * tree-scalar-evolution.c: Document instantiate_scev.
7175 (instantiate_parameters_1): Renamed instantiate_scev_1.
7176 Don't use the same loop for instantiation_loop and evolution_loop.
7177 (instantiate_scev): New.
7178 (instantiate_parameters): Moved...
7179 (resolve_mixers): Update call to instantiate_scev_1 to pass the
7180 same loop twice. Maintains the semantics for this function.
7181 * tree-scalar-evolution.h (instantiate_scev): Declare.
7182 (instantiate_parameters): ...here. Now static inline.
7183 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
7184 instead of resolve_mixers.
7186 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7188 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
7190 2008-05-09 Tomas Bily <tbily@suse.cz>
7192 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
7193 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
7194 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7195 * c-common.c (c_common_truthvalue_conversion): Likewise.
7196 * tree-object-size.c (compute_object_offset): Likewise.
7197 * tree-inline.c (estimate_num_insns_1): Likewise.
7198 * varasm.c (const_hash_1, compare_constant, copy_constant)
7199 (compute_reloc_for_constant, output_addressed_constants)
7200 (initializer_constant_valid_p): Likewise.
7201 * c-omp.c (check_omp_for_incr_expr): Likewise.
7202 * gimplify.c (gimplify_expr): Likewise.
7203 * c-typeck.c (c_finish_return): Likewise.
7204 * tree-vectorizer.c (supportable_widening_operation)
7205 (supportable_narrowing_operation): Likewise.
7206 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
7207 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
7208 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7209 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
7210 (descr_info_loc): Likewise.
7211 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7212 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
7213 (fold_unary): Likewise.
7214 * builtins.c (get_pointer_alignment): Likewise.
7215 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
7216 (instantiate_parameters_1): Likewise.
7217 * tree.c (expr_align, stabilize_reference): Likewise.
7218 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
7219 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7220 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
7221 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7222 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
7223 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
7225 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
7226 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
7227 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7228 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
7229 (forward_propagate_comparison)
7230 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7231 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
7232 * emit-rtl.c (component_ref_for_mem_expr)
7233 (set_mem_attributes_minus_bitpos): Likewise.
7234 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7235 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
7237 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
7238 (build_function_call, pointer_diff, build_compound_expr)
7239 (c_finish_return): Likewise.
7240 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
7241 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
7243 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
7244 * expr.c (is_aligning_offset): Likewise.
7245 * tree-ssa-alias.c (is_escape_site): Likewise.
7246 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
7247 (check_all_va_list_escapes): Likewise.
7248 * tree-ssa-loop-ivopts.c (determine_base_object)
7249 (determine_common_wider_type): Likewise.
7250 * dojump.c (do_jump): Likewise.
7251 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
7252 * tree-gimple.c (is_gimple_cast): Likewise.
7253 * fold-const.c (decode_field_reference, )
7254 (fold_sign_changed_comparison, fold_unary, fold_comparison)
7255 (fold_binary): Likewise.
7256 * tree-ssa-alias-warnings.c (find_alias_site_helper)
7257 (already_warned_in_frontend_p): Likewise.
7258 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
7259 * tree.c (really_constant_p, get_unwidened): Likewise.
7260 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7261 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7262 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
7264 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
7266 (CONVERT_EXPR_P): Define.
7267 (CASE_CONVERT): Define.
7269 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7272 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
7273 (delete_unmarked_insns): When deleting a call, call
7274 delete_unreachable_blocks.
7275 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7276 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
7278 2008-05-08 Richard Guenther <rguenther@suse.de>
7280 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
7281 (-ftree-salias): Likewise.
7282 (salias-max-implicit-fields): Remove param documentation.
7283 (salias-max-array-elements): Likewise.
7284 * tree-pass.h (pass_create_structure_vars): Remove.
7285 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7286 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7287 * tree-ssa-alias.c (create_structure_vars): Remove.
7288 (gate_structure_vars): Likewise.
7289 (pass_create_structure_vars): Likewise.
7290 (gate_build_alias): Likewise.
7291 (pass_build_alias): Adjust to run always and dump the function.
7292 * common.opt (ftree-salias): Hide.
7293 * passes.c (init_optimization_passes): Remove
7294 pass_create_structure_vars, adjust comment.
7295 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7296 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7297 * opts.c (decode_options): Do not set flag_tree_salias.
7298 (common_handle_option): Add OPT_ftree_salias to the backward
7299 compatibility section.
7301 2008-05-08 Richard Guenther <rguenther@suse.de>
7303 * tree-flow-inline.h (var_can_have_subvars): Move ...
7304 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
7305 * tree-flow.h (var_can_have_subvars): Remove.
7306 (push_fields_onto_fieldstack): Remove.
7307 (sort_fieldstack): Likewise.
7308 (struct fieldoff): Move ...
7309 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
7310 alias_set and base_for_components fields.
7311 (sort_fieldstack): Make static.
7312 (push_fields_onto_fieldstack): Likewise. Remove code that
7313 handles anything but RECORD_TYPEs. Remove alias_set and
7314 base_for_components handling.
7315 (create_variable_info_for): Adjust.
7317 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
7319 * common.opt (Wframe-larger-than=): Shorten the help message
7321 * doc/invoke.texi (Wframe-larger-than=): Add more description.
7323 2008-05-08 Rafael Espindola <espindola@google.com>
7325 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
7327 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
7328 trap and that both operands are gimple values.
7329 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
7330 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
7333 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7335 * read-rtl.c (join_c_conditions): Return the first string if the
7336 two strings are equal.
7338 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7340 * gensupport.h (pred_data): Add a "num_codes" field.
7341 (add_predicate_code): Declare.
7342 * gensupport.c (add_predicate_code): New function.
7343 (std_pred_table): Add an "allows_const_p" field.
7344 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
7345 Remove the (incomplete) list of such codes from the codes field.
7346 (init_predicate_table): Use add_predicate_code. Add all
7347 RTX_CONST_OBJs if allows_const_p is true.
7348 * genrecog.c (process_define_predicate): Use add_predicate_code.
7350 2008-05-08 David Daney <ddaney@avtrex.com>
7351 Richard Sandiford <rsandifo@nildram.co.uk>
7353 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
7354 special case of constant zero operands.
7355 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
7356 old and new values. Special case constant zero values.
7357 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
7359 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
7360 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
7362 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
7365 * simplify-rtx.c (simplify_plus_minus): Create CONST of
7366 similar RTX_CONST_OBJ before CONST_INT.
7368 2008-05-08 Steve Ellcey <sje@cup.hp.com>
7370 * stmt.c (expand_stack_restore): Change sa mode if needed.
7372 2008-05-08 Richard Guenther <rguenther@suse.de>
7374 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
7375 return type to bool.
7376 (ix86_sol10_return_in_memory): Likewise.
7377 (ix86_i386elf_return_in_memory): Likewise.
7378 (ix86_i386interix_return_in_memory): Likewise.
7379 * config/i386/i386.c (ix86_return_in_memory): Likewise.
7380 (ix86_sol10_return_in_memory): Likewise.
7381 (ix86_i386elf_return_in_memory): Likewise.
7382 (ix86_i386interix_return_in_memory): Likewise.
7384 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7387 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
7389 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
7390 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
7393 2008-05-08 Richard Guenther <rguenther@suse.de>
7395 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
7396 * tree-data-ref.h (struct dr_alias): Remove subvars field.
7397 (DR_SUBVARS): Remove.
7398 * tree-dfa.c (dump_subvars_for): Remove.
7399 (debug_subvars_for): Likewise.
7400 (dump_variable): Do not dump subvars.
7401 (remove_referenced_var): Do not remove subvars.
7402 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
7403 (lookup_subvars_for_var): Remove.
7404 (get_subvars_for_var): Likewise.
7405 (get_subvars_at): Likewise.
7406 (get_first_overlapping_subvar): Likewise.
7407 (overlap_subvar): Likewise.
7408 * tree-flow.h (subvar_t): Remove.
7409 (struct var_ann_d): Remove subvars field.
7410 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
7411 argument. Remove special handling of SFTs.
7412 (compute_tag_properties): Likewise.
7413 (set_initial_properties): Likewise.
7414 (compute_call_clobbered): Likewise.
7415 (count_mem_refs): Likewise.
7416 (compute_memory_partitions): Likewise.
7417 (compute_flow_insensitive_aliasing): Likewise.
7418 (setup_pointers_and_addressables): Likewise.
7419 (new_type_alias): Likewise.
7420 (struct used_part): Remove.
7421 (used_portions): Likewise.
7422 (struct used_part_map): Likewise.
7423 (used_part_map_eq): Likewise.
7424 (used_part_map_hash): Likewise.
7425 (free_used_part_map): Likewise.
7426 (up_lookup): Likewise.
7427 (up_insert): Likewise.
7428 (get_or_create_used_part_for): Likewise.
7429 (create_sft): Likewise.
7430 (create_overlap_variables_for): Likewise.
7431 (find_used_portions): Likewise.
7432 (create_structure_vars): Likewise.
7433 * tree.def (STRUCT_FIELD_TAG): Remove.
7434 * tree.h (MTAG_P): Adjust.
7435 (struct tree_memory_tag): Remove base_for_components and
7436 unpartitionable flags.
7437 (struct tree_struct_field_tag): Remove.
7438 (SFT_PARENT_VAR): Likewise.
7439 (SFT_OFFSET): Likewise.
7440 (SFT_SIZE): Likewise.
7441 (SFT_NONADDRESSABLE_P): Likewise.
7442 (SFT_ALIAS_SET): Likewise.
7443 (SFT_UNPARTITIONABLE_P): Likewise.
7444 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
7445 (union tree_node): Remove sft field.
7446 * alias.c (get_alias_set): Remove special handling of SFTs.
7447 * print-tree.c (print_node): Remove handling of SFTs.
7448 * tree-dump.c (dequeue_and_dump): Likewise.
7449 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
7450 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
7451 * tree-predcom.c (set_alias_info): Do not set subvars.
7452 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
7453 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
7454 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
7455 (add_vars_for_offset): Remove.
7456 (add_virtual_operand): Remove special handling of SFTs.
7457 (add_call_clobber_ops): Likewise.
7458 (add_call_read_ops): Likewise.
7459 (get_asm_expr_operands): Likewise.
7460 (get_modify_stmt_operands): Likewise.
7461 (get_expr_operands): Likewise.
7462 (add_to_addressable_set): Likewise.
7463 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
7464 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7465 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
7466 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
7467 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
7468 (tree_node_structure): Likewise.
7469 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
7471 (find_what_p_points_to): Likewise.
7473 2008-05-08 Sa Liu <saliu@de.ibm.com>
7475 * config/spu/spu.md: Fixed subti3 pattern.
7477 2008-05-08 Richard Guenther <rguenther@suse.de>
7480 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
7481 sure to create a representative for trailing arrays for PTA.
7483 2008-05-08 Richard Guenther <rguenther@suse.de>
7486 * fold-const.c (operand_equal_p): Two objects which types
7487 differ in pointerness are not equal.
7489 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7491 * calls.c (compute_argument_block_size): Add argument tree fndecl.
7492 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
7493 (emit_library_call_value_1): Add new variable fndecl initialized by
7494 NULL_TREE. It should be the decl type of orgfun, but this information
7495 seems not to be available here, so it uses the default calling abi.
7496 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
7497 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
7498 by TARGET_RETURN_IN_MEMORY.
7499 * config/i386/i386-interix.h: Likewise.
7500 * config/i386/i386.h: Likewise.
7501 * config/i386/i386elf.h: Likewise.
7502 * config/i386/ptx4-i.h: Likewise.
7503 * config/i386/sol2-10.h: Likewise.
7504 * config/i386/sysv4.h: Likewise.
7505 * config/i386/vx-common.h: Likewise.
7506 * config/cris/cris.h: Removed #if 0 clause.
7507 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
7508 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
7510 (ix86_sol10_return_in_memory): Likewise.
7511 (ix86_i386elf_return_in_memory): New.
7512 (ix86_i386interix_return_in_memory): New.
7513 * config/mt/mt-protos.h (mt_return_in_memory): New.
7514 * config/mt/mt.c: Likewise.
7515 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7516 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
7517 * config/bfin/bfin.h: Likewise.
7518 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
7520 * config/bfin/bfin.c: Likewise.
7521 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7522 * config/alpha/unicosmk.h: Likewise.
7523 * config/i386/cygming.h: Likewise.
7524 * config/iq2000/iq2000.h: Likewise.
7525 * config/mips/mips.h: Likewise.
7526 * config/mn10300/mn10300.h: Likewise.
7527 * config/rs6000/rs6000.h: Likewise.
7528 * config/score/score.h: Likewise.
7529 * config/spu/spu.h: Likewise.
7530 * config/v850/v850.h: Likewise.
7531 * defaults.h: Likewise.
7532 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
7533 * expr.c (emit_block_move): Adjust use of
7534 OUTGOING_REG_PARM_STACK_SPACE.
7535 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
7536 OUTGOING_REG_PARM_STACK_SPACE.
7537 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
7539 2008-05-08 Jakub Jelinek <jakub@redhat.com>
7541 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
7542 on OMP_RETURN for OMP_FOR.
7545 * dwarf2out.c (dw_expand_expr, common_check): Removed.
7546 (fortran_common): New function.
7547 (gen_variable_die): Call fortran_common instead of common_check,
7548 adjust for it returning tree instead of rtx. Formatting.
7550 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7554 * see.c (see_copy_insn): Copy new pure const attributes for new call.
7555 * c-decl.c (merge_decls): Ditto.
7556 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
7557 to RTL_CONST_OR_PURE_CALL_P.
7558 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
7559 Initialized DECL_LOOPING_CONST_PURE.
7560 (process_call_operands): Set tree_side_effects properly.
7561 * tree.h (TREE_READONLY_DECL_P): Removed.
7562 (DECL_IS_PURE): Renamed to DECL_PURE_P.
7563 (DECL_LOOPING_OR_CONST_P): New macro.
7564 (struct tree_function_decl): Added looping_const_or_pure_p.
7566 (ECF_LOOPING_OR_CONST_P): New macro.
7567 * rtlanal.c (pure_const_p): Removed.
7568 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
7569 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
7570 to RTL_CONST_CALL_P.
7571 * ipa-pure-const.c (pure_const_state_e): Added looping field.
7572 (check_decl, check_tree, check_call, scan_function): Initialize
7574 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
7575 (static_execute): Set looping true for recursive functions.
7576 Undo setting state to IPA_NEITHER for recursive functions.
7578 * ifcvt.c (noce_can_store_speculate_p): Changed
7579 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
7580 RTL_CONST_OR_PURE_CALL_P.
7581 * dse.c (scan_insn): Ditto.
7582 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
7583 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
7584 RTL_CONST_OR_PURE_CALL_P.
7585 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
7586 pure_call_p to RTL_CONST_CALL_P.
7587 * gimplify.c (gimplify_call_expr): Clear side effects for
7588 non-looping pure and constant calls.
7589 * calls.c (emit_call_1): Set rtl flags from ecf flags.
7590 (flags_from_decl_or_type): Set ecf flags from decl flags.
7591 (initialize_argument_information): Turn off
7592 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
7593 Change const to pure if callee_copies is true rather than just
7595 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
7596 way of marking pure calls.
7597 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
7598 Remove hack that was supposed to fix pr7335 and remove old
7599 way of marking pure calls.
7600 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
7601 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
7602 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
7603 RTL_CONST_OR_PURE_CALL_P.
7604 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
7605 * loop-invariant.c (find_exits, find_invariant_bb): Changed
7606 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
7607 * sched-deps.c (schedule_analyze): Ditto.
7608 * rtl.h (struct rtx_def): Use call field, unchanging field, and
7609 return_val field of calls to represent pure and const function info.
7610 (CONST_OR_PURE_CALL_P): Deleted macro.
7611 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7612 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
7613 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
7615 * tree-optimize.c (execute_fixup_cfg): Added test for
7616 ECF_LOOPING_CONST_OR_PURE.
7617 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
7619 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
7620 effects for looping pure or const calls.
7621 (verify_gimple_expr): Added verification code.
7622 * config/alpha/alpha.c (alpha_legitimize_address,
7623 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
7625 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
7626 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
7627 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
7628 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
7629 RTL_CONST_OR_PURE_CALL_P.
7630 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
7631 and const calls to be deleted.
7633 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7636 * config/i386/mmx.md (mmx_subv2sf3): New expander.
7637 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
7638 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
7639 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7640 to handle nonimmediate operands.
7641 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
7642 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
7643 to handle nonimmediate operands.
7644 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
7645 (mmx_pmulhrwv4hi3): New expander. Use
7646 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7647 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
7648 (sse2_umulv1siv1di3): New expander. Use
7649 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7650 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
7651 (mmx_eq<mode>3): New expander. Use
7652 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7653 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
7654 (mmx_uavgv8qi3): New expander. Use
7655 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7656 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
7657 (mmx_uavgv4hi3): New expander. Use
7658 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7660 * config/i386/sse.md
7661 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
7662 to handle nonimmediate operands.
7663 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
7664 to handle nonimmediate operands.
7665 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
7666 to handle nonimmediate operands.
7667 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
7668 to handle nonimmediate operands.
7669 (sse2_unpckhpd_exp): New expander. Use
7670 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7671 (sse2_unpcklpd_exp): New expander. Use
7672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7673 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
7674 to handle nonimmediate operands.
7675 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
7676 to handle nonimmediate operands.
7677 (*sse2_<plusminus_insn><mode>3): Rename from
7678 sse2_<plusminus_insn><mode>3 insn pattern.
7679 (sse2_<plusminus_insn><mode>3): New expander. Use
7680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7681 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
7682 (sse2_umulv2siv2di3): New expander. Use
7683 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7684 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
7685 (sse4_1_mulv2siv2di3): New expander. Use
7686 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7687 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
7688 (sse2_pmaddwd): New expander. Use
7689 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7690 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
7691 (sse2_eq<mode>3): New expander. Use
7692 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7693 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
7694 (sse4_1_eqv2di3): New expander. Use
7695 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7696 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7697 (sse2_uavgv16qi3): New expander. Use
7698 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7699 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7700 (sse2_uavgv16qi3): New expander. Use
7701 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7702 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
7703 (sse2_uavgv8hi3): New expander. Use
7704 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7705 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
7706 (ssse3_pmulhrswv8hi3): New expander. Use
7707 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7708 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
7709 (ssse3_pmulhrswv4hi3): New expander. Use
7710 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7712 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
7713 (<sse>_vmmul<mode>3): Ditto.
7714 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
7716 (ssse3_pmaddubsw128): Use register_operand for operand 1.
7717 (ssse3_pmaddubsw): Ditto.
7719 * config/i386/i386.c (struct_builtin_description)
7720 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
7721 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
7722 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
7723 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
7724 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
7725 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
7726 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
7727 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
7728 (ix86_fixup_binary_operands): Assert that src1
7729 and src2 must have the same mode when swapped.
7730 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
7731 and ix86_binary_operator_ok. Do not force operands in registers
7734 2008-05-07 Jan Hubicka <jh@suse.cz>
7736 * cgraph.c (dump_cgraph_node): Update.
7737 * cgraph.h (cgraph_local_info): Break out inline summary.
7738 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
7740 * ipa-inline (inline_summary): New accestor function.
7741 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
7742 cgraph_decide_inlining, compute_inline_parameters): Update.
7743 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
7745 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7747 Cleanup ColdFire scheduling support and add V4 pipeline model.
7749 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
7750 (define_attr cpu): Add cfv4 value.
7751 (define_attr type, define_attr type1): Merge into a single 'type'
7752 attribute. Update all uses.
7753 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
7754 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
7756 (define_attr opx_mem, define_attr opy_mem): Remove.
7757 (define_attr op_mem): Clean up, update comment.
7758 (define_attr size): Use specific values instead of general int.
7759 (define_attr guess, define_attr split): Remove. Update all uses.
7760 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
7761 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
7762 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
7763 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
7764 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
7765 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
7766 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
7767 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
7768 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
7769 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
7770 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
7771 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
7772 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
7773 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
7774 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
7775 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
7776 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
7777 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
7778 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
7779 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
7780 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
7781 Update or set attributes.
7782 (stack_tie): New fake instruction.
7784 * config/m68k/m68k.h (TUNE_CFV4): New macro.
7785 (m68k_sched_attr_size): Update declaration.
7786 (m68k_sched_attr_type2): Remove.
7787 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
7788 Declare new bypass predicates.
7790 * config/m68k/m68k.c (m68k_sched_issue_rate,
7791 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
7793 (TARGET_SCHED_ISSUE_RATE,
7794 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
7795 (override_options): Handle scheduling for ColdFire V4 core.
7796 (m68k_expand_prologue): Emit stack_tie.
7797 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
7798 'OP_TYPE_FPN'. Update all uses.
7799 (sched_guess_p): Remove.
7800 (sched_address_type): Handle symbolic addresses.
7801 (sched_get_operand): New static function.
7802 (sched_operand_type): Merge into sched_attr_op_type.
7803 (sched_attr_op_type): Handle FP registers, handle quick constants,
7805 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
7806 (m68k_sched_attr_size): Update. Move logic to ...
7807 (sched_get_attr_size_int): New static function.
7808 (sched_get_opxy_mem_type): New static function.
7809 (m68k_sched_attr_op_mem): Update.
7810 (m68k_sched_attr_type2): Remove.
7811 (sched_cfv4_bypass_data): New static variable.
7812 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
7813 (m68k_sched_issue_rate): Implement scheduler hook.
7814 (struct _sched_ib: enabled_p): New field.
7815 (m68k_sched_variable_issue): Update. Handle V4.
7816 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
7817 sched_dump_class_func_t, sched_dump_split_class,
7818 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
7819 sched_dump_dfa_class, m68k_sched_dump): Remove.
7820 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
7822 (m68k_sched_init_global): Remove statisctics dumping, introduce
7823 sanity check that all instructions have pipeline reservations. Handle
7825 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7826 Handle ColdFire V4 core.
7827 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
7828 New static functions.
7829 (m68k_sched_address_bypass_p): New bypass predicate.
7830 (sched_get_indexed_address_scale): New static function.
7831 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
7833 * cf.md: Update comments.
7834 (define_attr type2): Remove. Use 'type' attribute instead.
7836 (cf_ib): Rename to cfv123_ib. Update all uses.
7837 (cf_oep): Rename to cfv123_oep. Update all uses.
7838 (cf_chr): Rename to cfv123_chr. Update all uses.
7839 (cf_mem): Rename to cfv123_mem. Update all uses.
7840 (cf_mac): Move to more appropriate place.
7841 (cfv123_guess): New automaton and cpu_unit.
7842 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
7843 Update uses of 'size' attribute. Handle before reload scheduling.
7844 (cfv123_guess): New dummy reservation for unhandled instructions.
7845 (cfv4_*): Pipeline description of ColdFire V4 core.
7846 (ignore): New reservation to handle 'ignore' type.
7848 2008-05-07 Ian Lance Taylor <iant@google.com>
7851 * gimplify.c (find_single_pointer_decl_1): Don't look through
7853 (find_single_pointer_decl): Adjust comments.
7855 2008-05-07 Jakub Jelinek <jakub@redhat.com>
7858 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
7859 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
7862 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
7863 integral type rather than floating point, then VIEW_CONVERT_EXPR
7864 to the floating point type.
7866 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7868 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
7869 TFmode op0 to register.
7871 2008-05-07 Alan Modra <amodra@bigpond.net.au>
7873 * c-decl.c (grokdeclarator): Comment typo.
7875 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
7877 * tree-flow.h: Remove prototype for computed_goto_p.
7878 * tree-cfg.c (computed_goto_p): Make static.
7880 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
7883 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
7884 (contains_aligned_value_p): This. Handle _Decimal128.
7885 (ix86_function_arg_boundary): Only align _Decimal128 to its
7886 natural boundary and handle it properly.
7888 2008-05-06 Martin Jambor <mjambor@suse.cz>
7890 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
7891 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
7892 (ipcp_method_set_orig_node): Removed.
7893 (ipcp_cval_get_cvalue_type): Removed.
7894 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
7895 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
7896 (ipcp_cval_set_cvalue_type): Removed.
7897 (ipcp_cval_get_cvalue): Removed.
7898 (ipcp_cval_set_cvalue): Removed.
7899 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
7900 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
7901 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
7902 (ipcp_cval_meet): Renamed to ipa_lattice_meet
7903 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
7904 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
7905 (ipcp_get_ith_lattice): Changed parameters.
7906 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
7907 (ipcp_lattice_from_jfunc): Changed parameters.
7908 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
7909 (ipcp_method_cval_print): Added temporary variable info.
7910 (ipcp_redirect): Removed already unused local variable caller.
7911 (ipcp_redirect): New temporary variable orig_callee_info
7912 (ipcp_redirect): Removed newly unused local variable callee.
7913 (ipcp_redirect): Removed (a bit confusing) local variable type.
7914 (ipcp_insert_stage): Added local variable info.
7915 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
7917 (ipcp_formal_create): Removed.
7918 (ipcp_method_cval_set): Removed.
7919 (ipcp_propagate_stage): Renamed lattice variables.
7920 (ipcp_method_cval_set_cvalue_type): Removed.
7921 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
7922 (ipcp_print_all_lattices): Changed printed strings to refer to
7923 lattices rather than cvals.
7924 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
7925 (ipcp_propagate_const): Changed formal parameters.
7926 (build_const_val): Changed formal parameters.
7927 (ipcp_insert_stage): Removed useless variable cvalue
7928 (build_const_val): Changed formal parameters.
7929 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
7930 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
7931 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
7932 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
7933 (ipcp_print_func_profile_counts): Changed string from "method" to
7935 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
7936 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
7937 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
7938 (ipcp_structures_print): Renamed to ipcp_print_all_structures
7939 (ipcp_profile_print): Renamed to ipcp_print_profile_data
7940 (ipcp_lat_is_const): Changed parameters and made inline.
7941 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
7942 (ipcp_redirect): Renamed to ipcp_need_redirect_p
7943 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
7944 the predicate condition directly
7945 (ipcp_propagate_stage): Added local variable args. Removed local
7946 variable callee. (Both are mere code simplifications.)
7947 (ipcp_method_dont_insert_const): Renamed to
7948 ipcp_node_not_modifiable_p.
7949 (ipcp_node_not_modifiable_p): Made inline.
7950 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
7951 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
7952 (ipcp_print_all_lattices): Removed variable cvalue
7953 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
7956 2008-05-06 Olivier Hainque <hainque@adacore.com>
7958 * tree-sra.c (try_instantiate_multiple_fields): Early return
7959 if field has POINTER_TYPE.
7961 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
7963 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
7964 by using 'q' specifier for instruction.
7965 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
7967 2008-05-06 Anatoly Sokolov <aesok@post.ru>
7969 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7970 Change mode of zero_extract from QImode to HImode.
7971 (sign bit tests peepholes): (Ditto.).
7973 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
7975 * config/i386/mmx.md: Remove double backslashes from asm templates.
7976 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
7977 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7978 to handle nonimmediate operands.
7979 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
7980 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7981 to handle nonimmediate operands.
7982 (*mmx_<code>v2sf3_finite): New insn pattern.
7983 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
7984 (mmx_<code>v2sf3): New expander. Use
7985 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7986 (mmx_<plusminus_insn><mode>3): New expander. Use
7987 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7988 (*mmx_<plusminus_insn><mode>3): New insn pattern.
7989 (mmx_add<mode>3): Removed.
7990 (mmx_ssadd<mode>3): Ditto.
7991 (mmx_usadd<mode>3): Ditto.
7992 (mmx_sub<mode>3): Ditto.
7993 (mmx_sssub<mode>3): Ditto.
7994 (mmx_ussub<mode>3): Ditto.
7995 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
7996 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
7997 to handle nonimmediate operands.
7998 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
8000 (mmx_smulv4hi3_highpart): New expander. Use
8001 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8002 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
8004 (mmx_umulv4hi3_highpart): New expander. Use
8005 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8006 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
8007 (mmx_<code>v4hi3): New expander. Use
8008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8009 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
8010 (mmx_<code>v8qi3): New expander. Use
8011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8012 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
8013 (mmx_<code><mode>3): New expander. Use
8014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8016 2008-05-05 Jan Hubicka <jh@suse.cz>
8018 PR tree-optimization/36118
8019 * passes.c (pass_init_dump_file): Fix dump header.
8021 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8024 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
8025 VCE for function decls.
8027 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8029 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
8031 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8033 * config/i386/i386.md (sat_plusminus): New.
8034 (plusminus_insn): Likewise.
8035 (plusminus_mnemonic): Likewise.
8037 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
8038 (*<addsub><mode>3_cc_overflow): Renamed to ...
8039 (*<plusminus_insn><mode>3_cc_overflow): This.
8040 (*<addsub>si3_zext_cc_overflow): Renamed to ...
8041 (*<plusminus_insn>si3_zext_cc_overflow): This.
8043 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
8044 (<plusminus_insn><mode>3): This.
8045 (*<addsub><mode>3): Renamed to ...
8046 (*<plusminus_insn><mode>3): This.
8047 (<sse>_vm<addsub><mode>3): Renamed to ...
8048 (<sse>_vm<plusminus_insn><mode>3): This.
8049 (sse3_h<addsub>v4sf3): Renamed to ...
8050 (sse3_h<plusminus_insn>v4sf3): This.
8051 (sse3_h<addsub>v2df3): Renamed to ...
8052 (sse3_h<plusminus_insn>v2df3): This.
8053 (<plusminus_insn><mode>3): New.
8054 (*<plusminus_insn><mode>3): Likewise.
8055 (sse2_<plusminus_insn><mode>3): Likewise.
8056 (add<mode>): Removed.
8057 (*add<mode>3): Likewise.
8058 (sse2_ssadd<mode>3): Likewise.
8059 (sse2_usadd<mode>3): Likewise.
8060 (sub<mode>3): Likewise.
8061 (*sub<mode>3): Likewise.
8062 (sse2_sssub<mode>3): Likewise.
8063 (sse2_ussub<mode>3): Likewise.
8065 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8067 * gthr-single.h: Add in required interface elements as per gthr.h.
8068 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8069 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8070 Generalize UNUSED macro.
8071 (__gthread_once): Add.
8072 (__gthread_key_create): Add.
8073 (__gthread_key_delete): Add.
8074 (__gthread_getspecific): Add.
8075 (__gthread_setspecific): Add.
8077 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8079 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8080 the same size types for the indirect reference on the rhs, then
8083 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8085 * config/i386/i386.md
8086 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8087 one insn template instead of template series.
8088 (*xordi_1_rex64): Ditto.
8089 (*xordi_2_rex64): Ditto.
8091 2008-05-05 Ira Rosen <irar@il.ibm.com>
8093 PR tree-optimization/36119
8094 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
8097 2008-06-04 Jan Hubicka <jh@suse.cz>
8099 tree-optimization/36100
8100 * tree-pass.h (pass_O0_always_inline): Declare.
8101 * ipa-inline.c (inline_transform): Remove dead code.
8102 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8103 pass_O0_always_inline): New.
8104 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
8106 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
8108 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
8109 mnemonic in this_param move for TARGET_64BIT.
8111 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8113 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
8114 (*strmovsi_rex_1): Ditto.
8115 (*strsetsi_1): Ditto.
8116 (*strsetsi_rex_1): Ditto.
8118 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
8119 adddicc expanders using SWI mode iterator.
8121 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
8124 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
8127 2008-05-04 David S. Miller <davem@davemloft.net>
8129 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
8130 (sparc*-*-linux*): Use linux.h in tm_file.
8131 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
8132 compiler defaulting to 32-bit.
8133 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
8135 * config/sparc/linux.h: Remove definitions now obtained
8136 properly from linux.h
8137 * config/sparc/linux64.h: Likewise.
8138 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
8139 don't want this setting for 32-bit builds in a biarch compiler.
8140 * doc/install.texi: Add sparc-linux to list of targets
8141 supporting --enable-targets=all.
8143 2008-05-03 Andrew Pinski <pinskia@gmail.com>
8145 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
8147 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
8149 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
8150 after V4SI_FTYPE_V8HI.
8151 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8152 case V4SI_FTYPE_V2DF.
8154 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
8156 * doc/invoke.texi (max-flow-memory-locations): Removed.
8157 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
8159 2008-05-03 Richard Guenther <rguenther@suse.de>
8162 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
8164 2008-05-02 David S. Miller <davem@davemloft.net>
8166 * config.gcc (need_64bit_hwint): Document libcpp dependency.
8168 2008-05-02 Simon Baldwin <simonb@google.com>
8171 * c-common.h (warn_array_subscript_range): Removed.
8172 * c-common.c (warn_array_subscript_range): Ditto.
8173 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
8174 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
8176 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8178 * config/i386/i386.c (ix86_special_builtin_type): New.
8179 (bdesc_special_args): Likewise.
8180 (ix86_expand_special_args_builtin): Likewise.
8181 (ix86_init_mmx_sse_builtins): Updated.
8182 (ix86_expand_builtin): Updated.
8183 (ix86_expand_store_builtin): Removed.
8184 (ix86_expand_unop_builtin): Likewise.
8186 * config/i386/mm3dnow.h (__v2sf): Moved to ...
8187 * config/i386/mmintrin.h (__v2sf): Here.
8189 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
8191 (_mm_loadl_pi): Likewise.
8192 (_mm_storeh_pi): Replace __v2si with __v2sf.
8193 (_mm_storel_pi): Likewise.
8195 * doc/extend.texi: Correct __builtin_ia32_loadhps,
8196 __builtin_ia32_loadlps, __builtin_ia32_storehps,
8197 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
8198 __builtin_ia32_loadlpd.
8200 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8202 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
8203 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
8204 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
8205 (ix86_init_mmx_sse_builtins): Updated.
8206 (ix86_expand_args_builtin): Likewise.
8207 (ix86_expand_builtin): Likewise.
8208 (ix86_expand_unop1_builtin): Renamed to ...
8209 (ix86_expand_unop_vec_merge_builtin): This.
8211 2008-05-01 Jan Hubicka <jh@suse.cz>
8214 * ipa-inline.c (inline_generate_summary): Make static.
8215 (inline_transform): Do not call inlining at -O0; make static.
8216 * passes.c (execute_todo): Add sanity check.
8217 (execute_one_ipa_transform_pass): Execute proper flags.
8219 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
8221 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
8222 (DECL_NONADDRESSABLE_P): Likewise.
8223 * alias.c (record_component_aliases): Fix comment.
8225 2008-05-01 Simon Baldwin <simonb@google.com>
8227 * c-common.h (warn_array_subscript_range): New function.
8228 * c-common.c (warn_array_subscript_range): Ditto.
8229 * tree-vrp.c (check_array_ref): Corrected code to agree with
8230 comment, ignoring only arrays of size 0 or size 1.
8231 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
8233 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8235 * config/i386/i386.c (ix86_builtin_type): Replace
8236 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
8237 (bdesc_args): Updated.
8238 (ix86_init_mmx_sse_builtins): Likewise.
8239 (ix86_expand_args_builtin): Likewise.
8241 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
8244 * doc/extend.texi: Correct __builtin_ia32_palignr.
8246 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8249 * config/i386/i386.c (bdesc_crc32): Removed.
8250 (ix86_expand_crc32): Likewise.
8251 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
8252 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
8253 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
8254 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
8255 UINT_FTYPE_UINT_UCHAR.
8256 (bdesc_args): Updated. Add crc32 builtins.
8257 (ix86_init_mmx_sse_builtins): Updated.
8258 (ix86_expand_args_builtin): Updated to support subreg.
8260 * doc/extend.texi: Correct __builtin_ia32_crc32di.
8262 2008-05-01 Jan Hubicka <jh@suse.cz>
8264 * tree-pass.h (opt_pass): Add IPA_PASS.
8265 (varpool_node, cgraph_node): Forward declare.
8266 (ipa_opt_pass): Define.
8267 (pass_ipa_inline): Turn into ipa_opt_pass.
8268 (pass_apply_inline): Remove.
8269 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
8270 (apply_inline): Turn into ....
8271 (inline_transform): ... this one.
8272 (inline_generate_summary): New function.
8273 (pass_apply_inline): Remove.
8274 * function.h (ipa_opt_pass): Forward declare structure; typedef;
8276 (struct function): Add ipa_transforms_to_apply.
8277 * passes.c (register_one_dump_file): Work on IPA_PASS.
8278 (init_optimization_passes): Remove pass_inline_parameters and
8280 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
8281 (execute_one_pass) ... here; apply transforms when possible.
8282 (add_ipa_transform_pass, execute_ipa_summary_asses,
8283 execute_one_ipa_transform_pass): New.
8284 (execute_ipa_pass_list): Update for IPA_PASS type.
8286 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8288 * config/i386/i386.c (ix86_builtin_type): Add
8289 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
8290 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
8291 (bdesc_args): Add SSE4a builtins.
8292 (ix86_init_mmx_sse_builtins): Updated.
8293 (ix86_expand_args_builtin): Likewise.
8294 (ix86_expand_builtin): Likewise.
8296 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8298 * config/i386/i386.c (ix86_builtin_type): Add
8299 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
8300 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
8301 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
8302 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
8303 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
8304 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
8305 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
8306 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
8307 and DI_FTYPE_DI_DI_INT.
8308 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
8309 (ix86_init_mmx_sse_builtins): Updated.
8310 (ix86_expand_args_builtin): Likewise.
8311 (ix86_expand_builtin): Likewise.
8312 (ix86_expand_binop_imm_builtin): Removed.
8314 * doc/extend.texi: Correct __builtin_ia32_palignr128.
8316 2008-04-30 Richard Guenther <rguenther@suse.de>
8318 PR tree-optimization/32921
8319 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
8321 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
8323 * config/arm/arm.c (arm_unwind_emit): Use
8324 crtl->all_throwers_are_sibcalls instead of
8325 cfun->all_throwers_are_sibcalls.
8326 (arm_output_fn_unwind): Likewise.
8327 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
8328 instead of cfun->uses_pic_offset_table.
8329 (frv_expand_prologue): Likewise.
8330 (frv_frame_pointer_required): Likewise.
8331 (frv_expand_fdpic_call): Likewise.
8332 (frv_emit_movsi): Likewise.
8333 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
8334 cfun->returns_pcc_struct instead of
8335 current_function_returns_pcc_struct.
8336 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
8337 instead of cfun->calls_eh_return.
8338 (m32c_pushm_popm): Likewise.
8339 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
8340 "extern" declaration.
8342 2008-04-30 Richard Guenther <rguenther@suse.de>
8344 PR tree-optimization/21636
8345 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
8347 (evaluate_stmt): Print the likely value.
8348 (ccp_visit_stmt): Avoid excessive vertical spacing.
8350 2008-04-30 Rafael Espindola <espindola@google.com>
8352 * builtins.c (fold_call_expr): Return realret.
8353 * tree-ssa-threadedge.c
8354 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8355 __builtin_object_size.
8357 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
8359 * gcc.c (wrapper_string): New variable.
8360 (insert_wrapper): New function.
8361 (execute): New option -wrapper.
8362 * doc/invoke.texi (Overall Options): New driver option -wrapper.
8364 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
8366 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
8367 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
8368 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
8370 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
8371 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
8372 config/rs6000/e500crtres64gprctr.asm,
8373 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
8374 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
8375 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
8376 config/rs6000/e500crtsav64gprctr.asm,
8377 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
8378 config/rs6000/e500crtsavg64gprctr.asm: New files.
8379 * config/rs6000/t-ppccomm: Add build rules for new files.
8380 (LIB2FUNCS_STATIC_EXTRA): Add new files.
8381 * config/rs6000/t-netbsd: Add build rules for new files.
8382 (LIB2FUNCS_STATIC_EXTRA): New variable.
8383 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
8384 (CRTSAVRES_DEFAULT_SPEC): Likewise.
8385 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
8387 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
8389 * config/i386/i386.c (ix86_builtin_type): Add
8390 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
8391 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
8392 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
8393 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
8394 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
8395 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
8396 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
8397 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
8398 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
8399 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
8400 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
8401 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
8402 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
8403 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
8404 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
8405 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
8406 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
8407 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
8408 V1DI_FTYPE_V2SI_V2SI.
8409 (bdesc_2arg): Moved to ...
8411 (ix86_init_mmx_sse_builtins): Updated.
8412 (ix86_expand_args_builtin): Updated. Take a pointer
8413 to const struct builtin_description. Handle comparison
8415 (ix86_expand_sse_compare): Take a new argument for swapping operands.
8416 (ix86_expand_builtin): Updated.
8418 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
8419 (ssse3_pmaddubsw128): This.
8420 (ssse3_pmaddubswv4hi3): Renamed to ...
8421 (ssse3_pmaddubsw): This.
8423 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
8424 (__builtin_ia32_packssdw128): Likewise.
8425 (__builtin_ia32_packuswb128): Likewise.
8426 (__builtin_ia32_pmaddubsw): Likewise.
8427 (__builtin_ia32_pmaddubsw128): Likewise.
8429 2008-04-30 Richard Guenther <rguenther@suse.de>
8431 PR tree-optimization/14847
8432 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
8433 (recognize_bits_test): Use it.
8434 (recognize_single_bit_test): Likewise.
8436 2008-04-30 Martin Jambor <mjambor@suse.cz>
8438 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
8439 instead of setting number of formal parameters to zero.
8440 (ipcp_init_stage): Do not set the number of actual parameters to zero
8442 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8443 which are called with variable number of arguments.
8444 (ipcp_insert_stage): Explicitely skipping all nodes which are
8445 called with variable number of arguments.
8446 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
8447 number of parameters.
8449 * ipa-prop.h (struct ipa_node_params): Added flag
8450 called_with_var_arguments
8451 (ipa_set_param_count): Added. Changed sole setter to use it.
8452 (ipa_get_param_count): Added. All readers of param_count
8453 converted to use it instead.
8454 (ipa_set_called_with_variable_arg): Added.
8455 (ipa_is_called_with_var_arguments): Added.
8456 (ipa_get_ith_param): Added. All readers of param_decls converted
8458 (ipa_set_cs_argument_count): Added, sole writer to argument_count
8460 (ipa_get_cs_argument_count): Added, all readers of argument_count
8462 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
8465 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
8466 (struct ipcp_lattice): Renamed cval_type to type
8467 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
8469 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
8470 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
8471 (ipcp_insert_stage): Changed the type of variable cvalue to tree
8472 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
8473 (build_const_val): Changed the type of parameter cvalue to tree
8474 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
8475 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
8477 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
8480 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
8481 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
8482 (ipa_add_method): Renamed to ipa_push_func_to_list
8483 (ipa_remove_method): Renamed to ipa_pop_func_from_list
8484 (ipa_callsite_param_count): Removed.
8485 (ipa_callsite_param_count_set): Removed.
8486 (ipa_callsite_param): Removed.
8487 (ipa_callsite_callee): Removed.
8488 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
8489 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
8490 (ipa_method_formal_count): Removed.
8491 (ipa_method_formal_count_set): Removed.
8492 (ipa_method_get_tree): Removed.
8493 (ipa_method_tree_map_create): Removed.
8494 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
8495 (ipa_create_param_decls_array): Creates the array itself
8496 (ipa_create_param_decls_array): Temporary variable info instead of
8498 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
8499 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
8500 (get_type): Removed.
8501 (ipa_jf_get_info_type): Removed.
8502 (ipa_node_create): Renamed to ipa_create_node_params
8503 (ipa_free): Renamed to ipa_free_all_node_params
8504 (ipa_nodes_create): Renamed to ipa_create_all_node_params
8505 (ipa_edges_create): Renamed to ipa_create_all_edge_args
8506 (ipa_edges_free): Renamed to ipa_free_all_edge_args
8507 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
8508 (ipa_free_all_node_params): Deallocation to jump_functions moved to
8509 ipa_free_all_edge_args
8510 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
8511 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
8512 (ipa_create_methodlist_node): Removed.
8513 (ipa_methodlist_method): Removed.
8514 (ipa_methodlist_method_set): Removed.
8515 (ipa_methodlist_next_method): Removed.
8516 (ipa_methodlist_next_method_set): Removed.
8517 (ipa_method_is_modified): Removed.
8518 (ipa_method_modify_create): Removed.
8519 (ipa_method_modify_init): Temporary variable info instead of a few
8521 (ipa_detect_param_modifications): Temporary variable info instead of
8523 (ipa_compute_jump_functions): Temporary variable info instead of
8525 (ipa_method_modify_set): Removed.
8526 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
8527 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
8528 than craph_node as the first parameter.
8529 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
8530 (ipa_method_modify_init): Removed.
8531 (ipa_compute_jump_functions): Added a temp variable instead of
8532 repeatadly dereferencing the cgraph_edge.aux pointer
8533 (ipa_callsite_param_set_type): Removed.
8534 (ipa_compute_jump_functions): i renamed to index and moved to
8536 (ipa_callsite_param_set_info_type_formal): Removed.
8537 (ipa_callsite_param_set_info_type): Removed.
8538 (ipa_callsite_param_map_create): Removed.
8539 (ipa_callsite_tree): Removed.
8540 (ipa_callsite_caller): Removed.
8541 (ipa_pop_func_from_list): return_method removed to return_func
8543 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
8544 prefixed all values with IPA_. Changed all users.
8545 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
8546 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
8547 and FORMAL_IPATYPE IPA_PASS_THROUGH.
8548 (union parameter_info): Renamed to jump_func_value.
8549 (union jump_func_value): Renamed value to constant
8550 (struct ipa_jump_func): Renamed info_type to value
8551 (struct ipa_node): Renamed to ipa_node_params
8552 (struct ipa_node_params): Renamed ipa_arg_num to param_count
8553 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
8554 (struct ipa_node_params): Renamed ipa_mod to modified_flags
8555 (struct ipa_edge): Renamed to ipa_edge_args
8556 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
8557 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
8558 (struct ipa_methodlist): Renamed to ipa_func_list
8559 (struct ipa_func_list): method_p renamed to node, next_method
8561 (ipa_methodlist_p): Removed, switched all users to struct pointer
8562 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
8564 2008-04-30 Alan Modra <amodra@bigpond.net.au>
8566 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
8567 (rs6000_emit_epilogue): Use backchain to restore only when we
8568 have a large frame. Make use of frame pointer to restore if we
8569 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
8571 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
8573 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8574 Add mode to zero_extract.
8575 (sign bit tests peepholes): (Ditto.).
8577 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
8579 * config/i386/i386.c (ix86_builtins): Replace Prescott New
8580 Instructions in comments with SSE3.
8581 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
8582 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
8583 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
8584 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
8585 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
8586 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
8587 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
8588 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
8589 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
8590 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
8591 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
8592 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
8593 (bdesc_sse_args): Renamed to ...
8594 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
8595 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
8596 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
8598 (bdesc_1arg): Moved to ...
8600 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
8601 Instructions in comments with SSE3.
8602 (ix86_expand_sse_operands_builtin): Renamed to ...
8603 (ix86_expand_args_builtin): This. Updated.
8604 (ix86_expand_unop1_builtin): Update comments.
8605 (ix86_expand_builtin): Updated.
8607 2008-04-29 Richard Guenther <rguenther@suse.de>
8609 PR tree-optimization/36078
8610 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
8611 Update virtual SSA form after cleaning up the CFG.
8613 2008-04-29 Richard Guenther <rguenther@suse.de>
8616 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
8618 2008-04-29 Richard Guenther <rguenther@suse.de>
8620 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
8621 (compute_may_aliases): Do not call finalize_ref_all_pointers.
8622 (compute_flow_insensitive_aliasing): Do not treat
8623 PTR_IS_REF_ALL pointers special.
8624 (get_smt_for): Likewise.
8625 (may_alias_p): Re-structure.
8626 (is_escape_site): A ref-all pointer conversion is not an escape site.
8627 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
8628 PTR_IS_REF_ALL pointers special.
8629 * tree-ssa-structalias.h (struct alias_info): Remove
8630 ref_all_symbol_mem_tag field.
8631 (PTR_IS_REF_ALL): Remove.
8633 2008-04-29 Richard Guenther <rguenther@suse.de>
8636 * fold-const.c (extract_muldiv_1): In combining division constants
8637 make sure to never overflow.
8639 2008-04-29 Nick Clifton <nickc@redhat.com>
8641 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
8643 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8646 * optc-gen.awk: Work around HP-UX/IA awk bug.
8648 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
8650 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
8653 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8656 * config/i386/i386.md
8657 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
8658 Change operand 1 predicate to nonimmediate_operand.
8660 2008-04-28 Jakub Jelinek <jakub@redhat.com>
8663 * dwarf2out.c (struct die_struct): Mark as chain_circular through
8665 * gengtype.c (walk_type, write_func_for_structure): Handle
8667 * doc/gty.texi: Document chain_circular.
8669 2008-04-28 Richard Guenther <rguenther@suse.de>
8671 PR tree-optimization/36066
8672 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
8675 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8678 * config/i386/i386.md
8679 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
8680 Use match_scratch instead of match_operand for operands 3 and 4.
8682 2008-04-27 Richard Guenther <rguenther@suse.de>
8684 PR tree-optimization/18754
8685 PR tree-optimization/34223
8686 * tree-pass.h (pass_complete_unrolli): Declare.
8687 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
8688 loop size before and after unconditionally of UL_NO_GROWTH in effect.
8689 Rewrite loop into loop closed SSA form if it is not already.
8690 (tree_unroll_loops_completely): Re-structure to iterate over
8691 innermost loops with intermediate CFG cleanups.
8692 Unroll outermost loops only if requested or the code does not grow
8694 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
8695 loops are available.
8696 (tree_vectorize): Instead do so here.
8697 (tree_complete_unroll): Also unroll outermost loops.
8698 (tree_complete_unroll_inner): New function.
8699 (gate_tree_complete_unroll_inner): Likewise.
8700 (pass_complete_unrolli): New pass.
8701 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
8702 uses outside of the loop.
8703 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
8704 form if it is available.
8705 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
8706 * passes.c (init_optimization_passes): Schedule complete inner
8707 loop unrolling pass before the first CCP pass after final inlining.
8709 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
8711 * targhooks.h (default_emutls_var_fields,
8712 default_emutls_var_init): Declare.
8713 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
8714 * target.h (struct gcc_target): Add struct emutls member.
8715 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
8716 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
8717 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
8718 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
8719 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
8720 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
8721 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
8722 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
8723 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
8724 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
8725 emit debug information.
8726 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
8727 * varasm.c: Include targhooks.h.
8728 (emutls_object_section, emutls_tmpl_section): New.
8729 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
8730 (EMUTLS_SEPARATOR): New.
8732 (get_emutls_object_name): New.
8733 (default_emutls_var_fields): New, broken out of ...
8734 (get_emutls_object_type): ... here. Adjust to use target hooks.
8735 (get_emutls_init_templ_addr): Adjust to use target hooks.
8736 (emutls_decl): Adjust to use target hooks.
8737 (emutls_finish): Likewise.
8738 (default_emutls_var_init): New, broken out of ...
8739 (assemble_variable): ... here. Adjust to use target hooks.
8740 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
8742 * c-common.c (handle_section_attribute): Prevent overriding
8743 sections for emulated tls with special sections.
8744 * config/i386/i386.c (x86_64_elf_select_section): Add
8745 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
8746 (x86_64_elf_unique_section): Likewise.
8747 * config/vxworks.c: Include tree.h.
8748 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
8749 (vxworks_override_options): Set TLS scheme.
8750 * doc/tm.texi (Emulated TLS): New node.
8752 2008-04-26 Simon Baldwin <simonb@google.com>
8755 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
8756 with propagated string constants.
8758 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
8760 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
8761 constraint for operand 2 when operand 0 is memory operand.
8762 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
8763 operand 0 is memory operand.
8764 (fix_trunc<mode>_i387_with_temp): Ditto.
8765 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
8766 operand 2 when operand 1 is memory operand.
8767 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
8768 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
8769 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
8770 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
8771 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
8772 operands 2,3 and 4 when operand 1 is memory operand.
8773 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
8775 (fistdi2_floor_with_temp): Ditto.
8776 (fist<mode>2_floor_with_temp): Ditto.
8777 (fistdi2_ceil_with_temp): Ditto.
8778 (fist<mode>2_ceil_with_temp): Ditto.
8779 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
8781 2008-04-26 David Daney <ddaney@avtrex.com>
8783 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
8785 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
8786 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8787 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8788 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
8789 (compare_and_swap_12): New insn.
8790 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
8791 * config/mips/mips.c (mips_force_binary): New function.
8792 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
8793 (mips_expand_compare_and_swap_12): New function.
8794 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
8796 2008-04-25 Jan Hubicka <jh@suse.cz>
8799 * cfgexpand.c (pass_expand): Turn into RTL pass.
8800 * passes.c (execute_one_pass): Do pass typechecking after execution.
8801 * tree-pass.h (pass_expand): Turn into RTL pass.
8803 * function.h (struct rtl_data): Move here fields
8804 accesses_prior_frames, calls_eh_return, saves_all_registers,
8805 has_nonlocal_goto, has_asm_statement, is_thunk,
8806 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
8807 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
8808 arg_pointer_save_area_init from struct function; turn into bool.
8809 (struct function): Move
8810 calls_eh_return, saves_all_registers, has_nonlocal_goto,
8811 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
8812 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
8813 tail_call_emit, arg_pointer_save_area_init
8814 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
8815 (current_function_returns_struct, current_function_returns_pcc_struct,
8816 current_function_calls_setjmp, current_function_calls_alloca,
8817 current_function_accesses_prior_frames,
8818 current_function_calls_eh_return, current_function_is_thunk,
8819 current_function_stdarg, current_function_profile,
8820 current_function_limit_stack, current_function_uses_pic_offset_table,
8821 current_function_uses_const_pool, current_function_has_nonlocal_label,
8822 current_function_saves_all_registers,
8823 current_function_has_nonlocal_goto,
8824 current_function_has_asm_statement): Remove accesor macros.
8825 * ra-conflict.c (global_conflicts): Update.
8826 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
8827 (suitable_for_tail_call_opt_p): Update.
8828 * builtins.c (expand_builtin_return_addr): Update.
8829 (expand_builtin_setjmp_setup): Update.
8830 (expand_builtin_nonlocal_goto): Update.
8831 * final.c (final_start_function): Update.
8832 (profile_function): Update.
8833 (leaf_function_p): Update.
8834 (only_leaf_regs_used): Update.
8835 * df-scan.c (df_get_exit_block_use_set): Update.
8836 * dojump.c (clear_pending_stack_adjust): Update.
8837 * tree-stdarg.c (gate_optimize_stdarg): Update.
8838 * gimple-low.c (lower_function_body): Update.
8839 * global.c (compute_regsets): Update.
8840 (global_alloc): Update.
8841 * dwarf2out.c (dwarf2out_begin_prologue): Update.
8842 * expr.c (expand_assignment): Update.
8843 * dse.c (dse_step0): Update.
8844 (dse_step1): Update.
8845 * c-decl.c (store_parm_decls): Update.
8846 * local-alloc.c (combine_regs): Update.
8847 (find_free_reg): Update.
8848 * function.c (assign_parms_augmented_arg_list): Update.
8849 (assign_parm_find_data_types): Update.
8850 (assign_parms): Update.
8851 (allocate_struct_function): Update.
8852 (expand_function_start): Update.
8853 (expand_function_end): Update.
8854 (get_arg_pointer_save_area): Update.
8855 (thread_prologue_and_epilogue_insns): Update.
8856 (rest_of_match_asm_constraints): Update.
8857 * stor-layout.c (variable_size): Update.
8858 * gcse.c (gcse_main): Update.
8859 (bypass_jumps): Update.
8860 * gimplify.c (gimplify_function_tree): Update.
8861 * calls.c (emit_call_1): Update.
8862 (expand_call): Update.
8863 * bt-load.c (compute_defs_uses_and_gen): Update.
8864 * except.c (sjlj_assign_call_site_values): Update.
8865 (sjlj_emit_function_enter): Update.
8866 (can_throw_external): Update.
8867 (set_nothrow_function_flags): Update.
8868 (expand_builtin_unwind_init): Update.
8869 (expand_eh_return): Update.
8870 (convert_to_eh_region_ranges): Update.
8871 (output_function_exception_table): Update.
8872 * emit-rtl.c (gen_tmp_stack_mem): Update.
8873 * cfgexpand.c (expand_used_vars): Update.
8874 (tree_expand_cfg): Update.
8875 * cfgcleanup.c (rest_of_handle_jump): Update.
8876 * explow.c (allocate_dynamic_stack_space): Update.
8877 * varasm.c (assemble_start_function): Update.
8878 (force_const_mem): Update.
8879 (mark_constant_pool): Update.
8880 * tree-optimize.c (tree_rest_of_compilation): Update.
8881 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
8882 * tree-cfg.c (notice_special_calls): Update.
8883 (is_ctrl_altering_stmt): Update.
8884 (tree_can_make_abnormal_goto): Update.
8885 (tree_purge_dead_abnormal_call_edges): Update.
8886 * config/alpha/predicates.md: Update.
8887 * config/alpha/alpha.c (alpha_sa_mask): Update.
8888 (alpha_sa_size): Update.
8889 (alpha_does_function_need_gp): Update.
8890 (alpha_expand_prologue): Update.
8891 (alpha_start_function): Update.
8892 (alpha_output_function_end_prologue): Update.
8893 (alpha_expand_epilogue): Update.
8894 * config/frv/frv.c (frv_stack_info): Update.
8895 (frv_expand_epilogue): Update.
8896 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
8897 (s390_register_info): Update.
8898 (s390_frame_info): Update.
8899 (s390_init_frame_layout): Update.
8900 (s390_can_eliminate): Update.
8901 (save_gprs): Update.
8902 * config/spu/spu.c (spu_split_immediate): Update.
8903 (need_to_save_reg): Update.
8904 (spu_expand_prologue): Update.
8905 (spu_expand_epilogue): Update.
8906 * config/sparc/sparc.md: Update.
8907 * config/sparc/sparc.c (eligible_for_return_delay): Update.
8908 (sparc_tls_got): Update.
8909 (legitimize_pic_address): Update.
8910 (sparc_emit_call_insn): Update.
8911 (sparc_expand_prologue): Update.
8912 (output_return): Update.
8913 (print_operand): Update.
8914 (sparc_function_ok_for_sibcall): Update.
8915 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
8916 * config/m32r/m32r.md: Update.
8917 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
8918 (m32r_compute_frame_size): Update.
8919 (m32r_expand_prologue): Update.
8920 (m32r_expand_epilogue): Update.
8921 (m32r_legitimize_pic_address): Update.
8922 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
8923 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
8924 * config/i386/i386.c (ix86_frame_pointer_required): Update.
8926 (ix86_save_reg): Update.
8927 (ix86_compute_frame_layout): Update.
8928 (ix86_expand_prologue): Update.
8929 (ix86_expand_epilogue): Update.
8930 * config/sh/sh.c (output_stack_adjust): Update.
8931 (calc_live_regs): Update.
8932 (sh5_schedule_saves): Update.
8933 (sh_expand_prologue): Update.
8934 (sh_expand_epilogue): Update.
8935 (sh_setup_incoming_varargs): Update.
8936 (sh_allocate_initial_value): Update.
8937 (sh_get_pr_initial_val): Update.
8938 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
8939 * config/sh/sh.md (label:): Update.
8940 * config/avr/avr.c (out_movhi_mr_r): Update.
8941 * config/crx/crx.h (enum): Update.
8942 * config/xtensa/xtensa.h (along): Update.
8943 * config/stormy16/stormy16.c Update.
8944 (xstormy16_compute_stack_layout): Update.
8945 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
8946 (fr30_expand_prologue): Update.
8947 * config/cris/cris.c (cris_conditional_register_usage): Update.
8948 (cris_reg_saved_in_regsave_area): Update.
8949 (cris_initial_frame_pointer_offset): Update.
8950 (cris_simple_epilogue): Update.
8951 (cris_expand_prologue): Update.
8952 (cris_expand_epilogue): Update.
8953 (cris_expand_pic_call_address): Update.
8954 (cris_asm_output_symbol_ref): Update.
8955 (cris_asm_output_label_ref): Update.
8956 * config/cris/cris.md Update.
8957 * config/iq2000/iq2000.c (compute_frame_size): Update.
8958 (iq2000_expand_epilogue): Update.
8959 * config/mt/mt.h (save_direction): Update.
8960 * config/mn10300/mn10300.c (mn10300_function_value): Update.
8961 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8962 (ia64_secondary_reload_class): Update.
8963 * config/m68k/m68k.c (m68k_save_reg): Update.
8964 (m68k_expand_prologue): Update.
8965 (m68k_expand_epilogue): Update.
8966 (legitimize_pic_address): Update.
8967 * config/rs6000/rs6000.c (rs6000_got_register): Update.
8968 (first_reg_to_save): Update.
8969 (first_altivec_reg_to_save): Update.
8970 (compute_vrsave_mask): Update.
8971 (compute_save_world_info): Update.
8972 (rs6000_stack_info): Update.
8973 (spe_func_has_64bit_regs_p): Update.
8974 (rs6000_ra_ever_killed): Update.
8975 (rs6000_emit_eh_reg_restore): Update.
8976 (rs6000_emit_allocate_stack): Update.
8977 (rs6000_emit_prologue): Update.
8978 (rs6000_emit_epilogue): Update.
8979 (rs6000_output_function_epilogue): Update.
8980 (output_profile_hook): Update.
8981 (rs6000_elf_declare_function_name): Update.
8982 * config/rs6000/rs6000.h (rs6000_args): Update.
8983 * config/rs6000/rs6000.md: Update.
8984 * config/mcore/mcore.c (mcore_expand_prolog): Update.
8985 * config/arc/arc.c (arc_output_function_epilogue): Update.
8986 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
8987 * config/darwin.c (machopic_function_base_name): Update.
8988 * config/score/score3.c (score3_compute_frame_size): Update.
8991 (score3_epilogue): Update.
8992 * config/score/score7.c (score7_compute_frame_size): Update.
8993 (score7_prologue): Update.
8994 (score7_epilogue): Update.
8995 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
8996 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
8997 * config/arm/arm.c (use_return_insn): Update.
8998 (require_pic_register): Update.
8999 (arm_load_pic_register): Update.
9000 (arm_compute_save_reg0_reg12_mask): Update.
9001 (arm_compute_save_reg_mask): Update.
9002 (thumb1_compute_save_reg_mask): Update.
9003 (output_return_instruction): Update.
9004 (arm_output_function_prologue): Update.
9005 (arm_output_epilogue): Update.
9006 (arm_get_frame_offsets): Update.
9007 (arm_expand_prologue): Update.
9008 (thumb_pushpop): Update.
9009 (thumb_exit): Update.
9010 (thumb1_expand_prologue): Update.
9011 (thumb1_expand_epilogue): Update.
9012 (arm_unwind_emit): Update.
9013 (arm_output_fn_unwind): Update.
9014 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
9015 * config/arm/arm.md: Update.
9016 * config/pa/pa.md: Update.
9017 * config/pa/pa.c (legitimize_pic_address): Update.
9018 (compute_frame_size): Update.
9019 (hppa_expand_prologue): Update.
9020 (hppa_expand_epilogue): Update.
9021 (borx_reg_operand): Update.
9022 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
9023 (HARD_REGNO_RENAME_OK): Update.
9024 * config/mips/mips.c (mips_global_pointer): Update.
9025 (mips_save_reg_p): Update.
9026 (mips_compute_frame_info): Update.
9027 (mips_frame_pointer_required): Update.
9028 (mips_expand_prologue): Update.
9029 (mips_expand_epilogue): Update.
9030 (mips_can_use_return_insn): Update.
9031 (mips_reorg_process_insns): Update.
9032 * config/v850/v850.c (compute_register_save_size): Update.
9033 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
9034 * config/mmix/mmix.c (along): Update.
9035 (mmix_expand_epilogue): Update.
9036 * config/bfin/bfin.c (legitimize_pic_address): Update.
9037 (must_save_p): Update.
9038 (stack_frame_needed_p): Update.
9039 (add_to_reg): Update.
9040 (bfin_expand_prologue): Update.
9041 * stmt.c (expand_asm_operands): Update.
9042 * reload1.c (reload): Update.
9043 (init_elim_table): Update.
9045 2008-04-25 Bob Wilson <bob.wilson@acm.org>
9047 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
9049 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
9051 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
9052 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
9053 (mov<mode>): Removed.
9054 (*movv4sf_internal): Likewise.
9055 (*movv2df_internal): Likewise.
9057 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
9059 * config.gcc (crx-*-elf): Remove deprecation.
9061 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
9063 * config/i386/cygming-crtend.c (register_frame_ctor): Register
9064 __gcc_deregister_frame with atexit.
9065 (deregister_frame_dtor): Remove.
9067 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9068 Nathan Sidwell <nathan@codesourcery.com>
9070 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9072 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9073 (rs6000_isel): Likewise.
9074 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9075 (rs6000_isel): New variable.
9076 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9078 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9081 * c-common.c (handle_vector_size_attribute): Call
9082 lang_hooks.types.reconstruct_complex_type instead of
9083 reconstruct_complex_type.
9084 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9085 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9086 * langhooks.h (struct lang_hooks_for_types): Add
9087 reconstruct_complex_type hook.
9088 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
9089 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
9091 2008-04-24 Richard Guenther <rguenther@suse.de>
9093 * c-common.h (check_builtin_function_arguments): Declare.
9094 * c-common.c (validate_nargs): New function.
9095 (check_builtin_function_arguments): Likewise.
9096 * c-typeck.c (build_function_call): Call
9097 check_builtin_function_arguments.
9098 * builtins.c (fold_builtin_classify): Remove error reporting code.
9099 (fold_builtin_unordered_cmp): Likewise.
9100 (fold_builtin_1): Likewise.
9101 (fold_builtin_n): Likewise.
9103 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9105 PR tree-optimization/36008
9106 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
9107 the original op1, rather than delta by step.
9109 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
9110 Sebastian Pop <sebastian.pop@amd.com>
9112 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
9113 eliminate_local_variables_stmt, eliminate_local_variables,
9114 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
9115 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
9116 of code delimited by two edges in the CFG.
9117 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
9118 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
9119 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
9120 the case of parallelisation of reductions.
9121 (expr_invariant_in_region_p): New.
9123 * tree-flow.h (gather_blocks_in_sese_region): Declared.
9124 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
9126 2008-04-24 Ira Rosen <irar@il.ibm.com>
9127 Richard Guenther <rguenther@suse.de>
9129 PR tree-optimization/36034
9130 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
9131 incapable of dealing with loads with gaps.
9133 2008-04-24 Rafael Espindola <espindola@google.com>
9135 * tree-flow.h (vrp_evaluate_conditional): Change signature.
9136 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9137 vrp_evaluate_conditional.
9138 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
9139 (vrp_evaluate_conditional): Split the cond argument.
9140 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
9141 (simplify_stmt_for_jump_threading): Update call to
9142 vrp_evaluate_conditional.
9144 2008-04-24 Ira Rosen <irar@il.ibm.com>
9146 PR tree-optimization/35982
9147 * tree-vect-analyze.c (vect_check_interleaving): Check that the
9148 interleaved data-refs are of the same type.
9150 2008-04-24 Danny Smith <dannysmith@users.net>
9152 * c-format.c (check_format_info_main): Use strncmp rather than a
9153 magic prefix to handle multichar length specs.
9154 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
9155 Don't prefix "I64" and "I32" with '\0'.
9157 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9160 * config/i386/i386.c (init_cumulative_args): Don't pass anything
9161 in registers for -m32 only if stdarg_p (fntype).
9163 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
9165 PR rtl-optimization/36006
9166 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
9167 temp to op0 in order to avoid invalid rtx sharing.
9169 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9171 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
9172 check TREE_INVARIANT.
9173 * tree-gimple.c (is_gimple_address): New.
9174 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
9175 * tree-gimple.h (is_gimple_address): New.
9176 * tree.h (decl_address_invariant_p): New.
9177 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
9178 (build_string): Likewise.
9179 (decl_address_invariant_p): New, from is_gimple_invariant_address.
9180 (tree_invariant_p_1): Likewise.
9181 (save_expr): Use it.
9182 (tree_invariant_p): New.
9183 (skip_simple_arithmetic): Use it.
9184 (stabilize_reference_1): Use it.
9185 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
9187 (build1_stat): Drop code to compute TREE_INVARIANT.
9188 (build2_stat): Drop code to compute TREE_INVARIANT.
9189 (build3_stat): Drop code to compute TREE_INVARIANT.
9190 (build4_stat): Drop code to compute TREE_INVARIANT.
9191 (build5_stat): Drop code to compute TREE_INVARIANT.
9192 (build7_stat): Drop code to compute TREE_INVARIANT.
9193 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
9194 * tree.h (struct tree_base): Remove invariant_flag.
9195 (TREE_INVARIANT): Remove.
9196 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
9197 (fold_builtin_expect): Check TREE_CONSTANT.
9198 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
9199 * c-tree.h (c_expr_to_decl): Drop third parameter.
9200 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
9201 (build_c_cast): Don't set TREE_INVARIANT.
9202 (pop_init_level): Don't set TREE_INVARIANT.
9203 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
9204 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
9206 (gimplify_init_constructor): Don't set TREE_INVARIANT.
9207 (gimplify_addr_expr): Adjust comment.
9208 * tree-mudflap.c (mf_build_string):
9209 * print-tree.c (print_node): Don't print TREE_INVARIANT.
9210 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
9211 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
9212 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
9213 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
9214 * langhooks.h (struct lang_hooks): Drop third parameter from
9217 2008-04-23 Richard Guenther <rguenther@suse.de>
9219 PR tree-optimization/27799
9220 PR tree-optimization/32921
9221 PR tree-optimization/32624
9222 * tree-ssa-structalias.c (merge_smts_into): Only merge the
9223 SMTs aliases and the tag itself into the solution.
9224 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
9225 merge the points-to solution back into the SMT aliases.
9226 (may_alias_p): Use alias_set_subset_of instead of
9227 aliases_conflict_p. A pointer which points to
9228 memory with alias set zero may access any variable.
9230 2008-04-23 Richard Guenther <rguenther@suse.de>
9232 * alias.c (alias_set_subset_of): Correctly handle asking
9233 if zero is a subset of an alias set with zero child.
9234 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
9235 (compute_flow_insensitive_aliasing): Correctly walk all
9236 pointers. Do not unnecessarily union sets.
9238 2008-04-23 Richard Guenther <rguenther@suse.de>
9241 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
9243 2008-04-22 Tomas Bily <tbily@suse.cz>
9245 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
9247 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9249 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9250 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9251 * tree-inline.c (estimate_num_insns_1): Likewise.
9252 * varasm.c (const_hash_1, compare_constant, copy_constant)
9253 (compute_reloc_for_constant, output_addressed_constants): Likewise.
9254 * emit-rtl.c (component_ref_for_mem_expr)
9255 (set_mem_attributes_minus_bitpos): Likewise.
9256 * expr.c (highest_pow2_factor, expand_expr_real_1, )
9257 (is_aligning_offset): Likewise.
9258 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
9259 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9260 * dojump.c (do_jump): Likewise.
9261 * builtins.c (get_pointer_alignment, get_memory_rtx)
9262 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
9263 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
9265 2008-04-23 Jakub Jelinek <jakub@redhat.com>
9267 PR rtl-optimization/36017
9268 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
9269 expanding the library call.
9271 2008-04-22 Ian Lance Taylor <iant@google.com>
9273 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
9276 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
9278 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
9279 of LR/CTR moves for Power6.
9281 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9284 * passes.c (init_optimization_passes): Remove
9285 pass_fast_rtl_byte_dce.
9287 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
9290 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
9291 builtin functions to generate faster code.
9292 (_mm_cvtpu16_ps): Ditto.
9293 (_mm_cvtpi32x2_ps): Ditto.
9295 2008-04-22 Nick Clifton <nickc@redhat.com>
9297 * common.opt (ftree-loop-distribution): Add Optimization
9300 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
9301 (frv_expand_builtin_va_start): Likewise.
9303 * config/arm/arm.c (thumb_find_work_register): Fix location of
9304 argument register count.
9306 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9308 Support scheduling for ColdFire V1 and V3 microarchitecture.
9309 Improve scheduling of multiplication instructions.
9311 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
9312 (mac): New instruction attribute.
9313 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
9314 (m68k_sched_mac): New variable.
9315 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
9316 Handle cfv1 and cfv3.
9317 (max_insn_size): New static variable.
9318 (struct _sched_ib): New type.
9319 (sched_ib): New static variable.
9320 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
9321 to fields of 'struct _sched_ib sched_ib'. Update all uses.
9322 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
9324 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
9325 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
9326 new variables. Update.
9327 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9328 Add modeling of cfv3 instruction buffer. Update.
9329 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
9330 * config/m68k/m68k.h (TUNE_CFV3): New macro.
9331 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
9332 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
9333 a particular reservation applies to.
9334 (type2): Reorganize attribute values. Rename alu to alu_reg,
9335 alu_l to alu, move_l to omove. Join move to alu. Split mul
9337 (cf_ib_*): Simplify description of instruction buffer.
9338 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
9339 (cf_mem): Split into cf_mem1 and cf_mem2.
9340 (cf_v2_move_??): Rename to cfv12_alu_??.
9341 (cf_v2_move_l_??): Rename to cfv12_omove_??.
9342 (cf_v2_mul_??): Remove reservations.
9343 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
9344 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
9345 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
9347 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
9348 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
9349 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
9350 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
9351 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
9352 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
9353 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
9354 expansions of the above reservations for instructions of sizes
9357 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9359 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
9361 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
9363 * coverage.c: Include tree-pass.h.
9364 (coverage_counter_alloc): Print da_file_name to the dump file.
9366 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9368 * sbitmap.c (sbitmap_range_empty_p): New function.
9369 * sbitmap.h (sbitmap_range_empty_p): New function.
9370 * bitmap.h: Now includes obstack.h.
9372 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
9373 Kenneth Zadeck <zadeck@naturalbridge.com>
9375 * dbgcnt.def (ra_byte_scan): Added.
9376 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
9377 when the last hit happens for a counter.
9378 * timevar.def (TV_DF_BYTE_LR): New variable.
9379 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
9380 * passes.c (pass_fast_rtl_byte_dce): New pass.
9381 * fwprop.c (update_df): Added mode to call df_ref_create.
9382 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9383 DF_REF_EXTRACT_OFFSET.
9384 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
9385 DF_BYTE_LR_OUT, df_byte_lr): New macro.
9387 (df_ref_extract): Added mode field.
9388 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
9389 DF_REF_EXTRACT_OFFSET.
9390 (DF_REF_EXTRACT_MODE): New macro.
9391 (df_byte_lr_bb_info): New structure.
9392 (df_print_byte_regset, df_compute_accessed_bytes,
9393 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
9394 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
9395 df_byte_lr_simulate_uses,
9396 df_byte_lr_simulate_artificial_refs_at_top,
9397 df_byte_lr_simulate_artificial_refs_at_end,
9398 df_compute_accessed_bytes): New function.
9399 (df_ref_create): Add parameter.
9400 (df_byte_lr_get_bb_info): New inline function.
9401 * df-scan.c (df_ref_record, df_uses_record,
9402 df_ref_create_structure): Added mode parameter.
9403 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
9404 df_defs_record, df_uses_record, df_get_conditional_uses,
9405 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
9406 df_entry_block_defs_collect, df_exit_block_uses_collect):
9407 Added mode parameter to calls to df_ref_record, df_uses_record,
9408 df_ref_create_structure.
9409 (df_ref_equal_p, df_ref_compare): Added test for modes.
9410 (df_ref_create_structure): Added code to set mode. Renamed
9411 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9412 DF_REF_EXTRACT_OFFSET.
9413 * df-core.c (df_print_byte_regset): New function.
9414 * df-byte-scan.c: New file.
9415 * df-problems.c (df_rd_transfer_function): Removed unnecessary
9416 calls to BITMAP_FREE.
9417 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
9418 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
9419 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
9420 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
9421 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
9422 df_byte_lr_local_compute, df_byte_lr_init,
9423 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
9424 df_byte_lr_transfer_function, df_byte_lr_free,
9425 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
9426 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
9427 df_byte_lr_simulate_uses,
9428 df_byte_lr_simulate_artificial_refs_at_top,
9429 df_byte_lr_simulate_artificial_refs_at_end): New function.
9430 * dce.c (byte_dce_process_block): New function.
9431 (dce_process_block): au is now passed in rather than computed
9432 locally. Changed loops that look at artificial defs to not look
9433 for conditional or partial ones, because there never are any.
9434 (fast_dce): Now is able to drive byte_dce_process_block or
9435 dce_process_block depending on the kind of dce being done.
9436 (rest_of_handle_fast_dce): Add parameter to fast_dce.
9437 (rest_of_handle_fast_byte_dce): New function.
9438 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
9439 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
9441 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
9444 * gcc.h: Added fortran options that take arguments to
9445 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
9448 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
9450 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
9451 scalarization if on the LHS and not a full access.
9453 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9455 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
9457 2008-04-18 Rafael Espindola <espindola@google.com>
9459 * tree-vrp.c (find_case_label_index): Fix the binary search.
9460 (find_case_label_range): New.
9461 (vrp_visit_switch_stmt): Use find_case_label_range.
9462 (simplify_switch_using_ranges): Use find_case_label_range.
9464 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
9466 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
9467 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
9469 2008-04-18 Tom Tromey <tromey@redhat.com>
9472 * doc/cpp.texi (Implementation-defined behavior): Mention
9475 2008-04-18 Ian Lance Taylor <iant@google.com>
9477 * fold-const.c (pointer_may_wrap_p): New static function.
9478 (fold_comparison): Add another test for pointer overflow. Use
9479 pointer_may_wrap_p to disable some false positives.
9481 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
9483 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
9484 (fname_as_string): Match updated cpp_interpret_string prototype.
9485 (fix_string_type): Support char16_t* and char32_t*.
9486 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
9487 derivative) nodes. Register as builtin if C++0x.
9488 (c_parse_error): Support CPP_CHAR{16,32}.
9489 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
9490 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
9491 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
9492 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
9493 CTI_CHAR32_ARRAY_TYPE>: New elements.
9494 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
9495 char32_type_node, signed_char32_type_node, char16_array_type_node,
9496 char32_array_type_node): New defines.
9497 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
9498 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
9499 (lex_string): Support CPP_STRING{16,32}, match updated
9500 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
9501 (lex_charconst): Support CPP_CHAR{16,32}.
9502 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
9503 and CPP_STRING{16,32}.
9505 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
9508 * aclocal.m4: Regenerate.
9509 * configure: Regenerate.
9511 2008-04-18 Jan Hubicka <jh@suse.cz>
9513 * except.c (dw2_size_of_call_site_table,
9514 sjlj_size_of_call_site_table): Use vector API for call_site_record.
9516 * cgraphbuild.c (build_cgraph_edges): Update.
9517 * tree-pass.h: Update comment.
9518 * final.c (leaf_function_p): Update.
9519 (leaf_renumber_regs): Update.
9520 (rest_of_clean_state): Update.
9521 * omp-low.c (expand_omp_parallel): Update.
9522 * ipa-reference.c (analyze_function): Update.
9523 * reorg.c (find_end_label): Update.
9524 (optimize_skip): Update.
9525 (fill_simple_delay_slots): Update.
9526 (fill_simple_delay_slots): Update.
9527 (make_return_insns): Update.
9528 (dbr_schedule): Update.
9529 * gimple-low.c (record_vars_into): Update.
9530 * cfgbuild.c (make_edges): Update.
9531 * function.c (assign_stack_local): Update.
9532 (assign_parm_adjust_stack_rtl): Update.
9533 (locate_and_pad_parm): Update.
9534 (allocate_struct_function): Do not initialize stack_alignment_needed
9535 and preferred_stack_boundary here.
9536 (stack_protect_prologue): Update.
9537 (stack_protect_epilogue): Update.
9538 (expand_function_start): Initialize stack_alignment_needed,
9539 preferred_stack_boundary and max_jumptable_ents.
9540 (expand_function_end): Update.
9541 (free_after_compilation): Do not NULLify epilogue_delay_list.
9542 * function.h (struct rtl_data): Add stack_protect_guard,
9543 stack_alignment_needed,
9544 preferred_stack_boundary, epilogue_delay_list.
9545 (struct function): Remove value_histograms, stack_alignment_needed,
9546 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
9548 unexpanded_var_list, stack_protect_guard.
9549 (current_function_epilogue_delay_list): Remove.
9550 * ipa-type-escape.c (analyze_function): Update.
9551 * gimplify.c (pop_gimplify_context): Update comment.
9552 * calls.c (expand_call): Update.
9553 (emit_library_call_value_1): Update.
9554 * except.c (set_nothrow_function_flags): Update.
9555 * cfgexpand.c (get_decl_align_unit): Update.
9556 (create_stack_guard): Update.
9557 (estimated_stack_frame_size): Update.
9558 (expand_used_vars): Update.
9559 (tree_expand_cfg): Free histogram earliers, init expansion variables.
9560 * explow.c (allocate_dynamic_stack_space): Update.
9561 * tree-ssa-live.c (remove_unused_locals): Update.
9562 * varasm.c (mark_constant_pool): Update.
9563 * tree-inline.c (remap_decls): Update.
9564 (initialize_cfun): Update.
9565 (declare_return_variable): Update.
9566 (inline_forbidden_p): Update.
9567 (expand_call_inline): Update.
9568 (declare_inline_vars): Update.
9569 (tree_function_versioning): Update.
9570 * tree-flow.h (value_histograms): New.
9571 (VALUE_HISTOGRAMS): New macro.
9572 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
9574 * tree-cfg.c (set_bb_for_stmt): Update.
9575 (replace_by_duplicate_decl): Update.
9576 (move_block_to_fn): Update.
9577 (new_label_mapper): Update.
9578 (dump_function_to_file): Update.
9579 * ipa-struct-reorg.c (build_data_structure): Update.
9580 * cfgrtl.c (print_rtl_with_bb): Update.
9581 * reload1.c (reload): Update.
9583 * config/i386/i386.c (setup_incoming_varargs_64,
9584 ix86_compute_frame_layout): Update.
9585 * config/arc/arc.c (arc_output_function_epilogue): Update.
9587 2008-04-18 Marius Strobl <marius@FreeBSD.org>
9589 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
9590 for FreeBSD as well.
9591 * gthr-posix95.h: Likewise.
9593 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
9595 PR rtl-optimization/35838
9596 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
9597 out the byte offset of the first subreg.
9599 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
9601 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
9602 to split_ti instead of three separate calls with single member arrays.
9603 (subti3 splitter): Ditto.
9604 (adddi3 splitter): Ditto with split_di.
9605 (subdi3 splitter): Ditto.
9606 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
9607 two separate calls with single member arrays. Swap match_dup
9608 operands 1 and 2 to better fit into the array.
9609 (negdi2 splitter): Ditto with split_di.
9610 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
9611 two separate calls with single member arrays. Swap match_dup operands
9612 6 and 7 to better fit into the array.
9614 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
9616 * config/i386/i386.c (sse_builtin_type): New.
9617 (bdesc_sse_args): Likewise.
9618 (bdesc_sse_3arg): Removed.
9619 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9620 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
9621 IX86_BUILTIN_ROUNDPS.
9622 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
9623 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
9624 IX86_BUILTIN_ROUNDPS.
9625 (ix86_expand_sse_4_operands_builtin): Removed.
9626 (ix86_expand_sse_operands_builtin): New.
9627 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
9628 and CODE_FOR_sse4_1_roundps.
9629 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9630 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
9632 2008-04-17 Alan Modra <amodra@bigpond.net.au>
9635 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
9636 regs before frame pop when needed. If use_backchain_to_restore_sp
9637 then load backchain into a temp reg to restore vr and vrsave. Add
9638 code to restore vr after frame pop if possible.
9640 2008-04-17 Richard Guenther <rguenther@suse.de>
9642 * tree-vn.c (expressions_equal_p): Do not check type
9643 equality or compatibility before calling operand_equal_p.
9644 * fold-const.c (operand_equal_p): Check equivalence of
9645 integer constants before bailing out due to signedness or
9646 precision differences.
9647 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
9648 spurious differences in type qualification. Ignore types
9649 for COMPONENT_REFs at all.
9651 2008-04-17 Christian Bruel <christian.bruel@st.com>
9653 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
9654 msw_skip comparison.
9656 2008-04-16 Jakub Jelinek <jakub@redhat.com>
9659 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
9662 PR tree-optimization/35899
9663 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
9664 rather than TREE_OPERAND.
9666 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
9669 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
9670 temporary registers. Change operand predicate to general_operand.
9671 (remainderxf3): Ditto.
9673 2008-04-16 Richard Guenther <rguenther@suse.de>
9675 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
9676 * tree-affine.c (aff_combination_expand): Look through some
9679 2008-04-15 Doug Kwan <dougkwan@google.com>
9681 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
9683 * tree-pretty-print.c (dump_generic_node): Ditto.
9684 * final.c (output_addr_const): Ditto.
9685 * dwarf2out.c (output_cfi): Ditto.
9686 * c-pretty-print.c (pp_c_integer_constant): Ditto.
9687 * print-rtl.c (print_rtx): Ditto.
9688 * print-tree.c (print_node_brief, print_node): Ditto.
9689 * c-common.c (match_case_to_enum_1): Ditto.
9690 * sched-vis.c (print_value): Ditto.
9691 * config/i386/i386.c (print_operand): Cast to long unsigned int
9694 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
9695 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
9696 MS Windows VirtualProtect function.
9698 2008-04-15 Jan Hubicka <jh@suse.cz>
9700 * gengtype.c (write_root): Param_is argument is OK.
9701 * expr.c (expand_expr_real_1): Update call of get_exception_*.
9702 * function.h: Include varray.h
9703 (rtl_eh): New stucture based on except.c one.
9704 (call_site_record): New forward declaration and vector type.
9705 * calls.c (emit_call_1): Do not call
9706 note_current_region_may_contain_throw.
9707 * except.c (eh_status): Remove cur_region, try_region since they are
9709 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
9710 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
9711 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
9712 Remove call_site_data_used, call_site_data_size.
9713 Turn call_site_record into vector in function.h.
9714 (note_current_region_may_contain_throw): Remove.
9715 (get_exception_pointer, get_exception_filter): Do not take struct
9716 function argument; update.
9717 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
9718 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
9719 build_post_landing_pads, dw2_build_landing_pads,
9720 sjlj_assign_call_site_values, sjlj_mark_call_sites,
9721 sjlj_emit_function_enter, sjlj_emit_function_enter,
9722 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
9723 sjlj_build_landing_pads, finish_eh_generation,
9724 remove_exception_handler_label, remove_eh_handler,
9725 maybe_remove_eh_handler, add_reachable_handler,
9726 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
9727 add_action_record, collect_one_action_chain, add_call_site,
9728 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
9729 sjlj_output_call_site_table, output_function_exception_table,
9730 * except.h (note_current_region_may_contain_throw): Remove
9731 (get_exception_pointer, get_exception_filter): Do not take struct
9733 * Makefile.in (GTFILES): Put varargs before struct function.
9735 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
9737 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
9738 punt for STRING_CST.
9739 (get_constraint_for): Deal with STRING_CST here instead.
9741 2008-04-15 Richard Guenther <rguenther@suse.de>
9743 * tree-ssa-propagate.c (substitute_and_fold): Substitute
9744 statements in a basic-block with a backward walk. Do not
9745 substitute into dead statements but instead remove those.
9747 2008-04-15 Richard Guenther <rguenther@suse.de>
9749 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
9750 to zero, thus disable creation of SFTs.
9752 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
9754 * tree-predcom.c (suitable_reference_p): Return false if the
9755 reference can throw.
9757 2008-04-15 Jakub Jelinek <jakub@redhat.com>
9760 * c-decl.c (finish_decl): If extern or static var has variable
9761 size, set TREE_TYPE (decl) to error_mark_node.
9763 2008-04-15 Rafael Espindola <espindola@google.com>
9765 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
9768 2008-04-15 Richard Guenther <rguenther@suse.de>
9770 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9771 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
9772 (visit_reference_op_load): Do walk vuse-vdef chains on
9773 vn_reference_lookup.
9774 (visit_reference_op_store): But do not here.
9775 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
9776 vn_reference_lookup.
9777 (vn_lookup_with_vuses): But do so here.
9779 2008-04-14 Ian Lance Taylor <iant@google.com>
9781 * fold-const.c (fold_overflow_warning): Remove assertion.
9783 2008-04-15 Ben Elliston <bje@au.ibm.com>
9785 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
9786 temp1 local variables.
9788 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
9791 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
9792 ".text.unlikely" section as executable.
9794 2008-04-14 James E. Wilson <wilson@tuliptree.org>
9796 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9797 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
9798 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
9799 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
9800 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
9801 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
9802 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
9804 2008-04-14 Ian Lance Taylor <iant@google.com>
9806 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
9807 * fold-const.c (fold_comparison): If appropriate, test
9808 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
9809 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
9810 reassociating a pointer type.
9811 * doc/invoke.texi (Optimize Options): Document that
9812 -fstrict-overflow applies to pointer wraparound.
9814 2008-04-13 Jan Hubicka <jh@suse.cz>
9816 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
9818 2008-04-12 Andrew Pinski <pinskia@gmail.com>
9820 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
9821 we are going to "save the world".
9823 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
9825 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
9826 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
9827 operand 0 constraint, not "=".
9829 2008-04-11 James E. Wilson <wilson@tuliptree.org>
9831 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
9833 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
9835 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
9836 of size of positions_needed * CHAR_BIT.
9838 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
9841 * dse.c (store_info): Change positions_needed to unsigned
9843 (lowpart_bitmask): New.
9844 (record_store): Cast to unsigned HOST_WIDE_INT for
9845 positions_needed. Assert width <= size of positions_needed *
9846 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
9847 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
9848 lowpart_bitmask to set mask.
9850 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9852 * config/bfin/constraints.md: New file.
9853 * config/bfin/bfin.md: Include it.
9854 (adddi3): Use satisfies_constraint functions instead of the old macros.
9855 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
9856 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
9857 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
9858 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
9859 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
9860 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
9861 EXTRA_CONSTRAINT): Delete.
9862 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
9863 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
9865 * config/bfin/bfin.c: Include "tm-constrs.h".
9866 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
9867 Use satisfies_constraint functions instead of the old macros.
9868 * doc/md.texi (Blackfin Constraints): Update file name reference.
9870 2008-04-11 Richard Guenther <rguenther@suse.de>
9872 PR tree-optimization/35869
9873 * tree-vrp.c (execute_vrp): Move switch statement update after
9874 jump threading. Schedule another cfg cleanup run.
9876 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
9879 * attribs.c (decl_attributes): Return early on errorneous node.
9881 2008-04-10 Oleg Ryjkov <olegr@google.com>
9883 * tree.h (struct tree_base): Added a new flag default_def_flag.
9884 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
9886 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
9888 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
9890 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9893 * pa.md: Define mode iterator P. Define mode attribute dwc.
9894 (dcacheflush): Update pattern to use iterator P and attribute dwc.
9895 (icacheflush): Likewise.
9896 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
9897 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
9899 2008-04-11 Ben Elliston <bje@au.ibm.com>
9901 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
9903 2008-04-10 Rafael Espindola <espindola@google.com>
9905 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
9906 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
9907 (extract_range_from_expr): The same.
9909 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
9911 * config/mips/mips.md (GPR2): New mode iterator.
9913 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
9914 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
9915 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
9916 Rewrite these to take two modes, the mode of comparison and the
9917 mode of the destination.
9918 * config/mips/mips.c (mips_expand_scc): Instead of having
9919 paradoxical subreg as destination, expand "narrowing" scc if mode
9920 of comparison is SI and target is requested in DI mode.
9921 (mips_emit_int_order_test): Update comment. Make mode of
9922 comparison match CMP0 rather than TARGET. When creating inverse
9923 target use mode of TARGET.
9925 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
9927 * gcov-dump.c (tag_summary): Only print summaries for the first
9928 GCOV_COUNTERS_SUMMABLE counters.
9930 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
9932 * config/i386/i386.md (absneg): New code iterator.
9933 (absnegprefix): New code attribute.
9934 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
9935 patterns using absneg code iterator.
9936 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
9937 using absneg code iterator.
9938 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
9939 *neg<mode>2 patterns using absneg code iterator.
9940 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
9941 *negextendsfdf2 patterns using absneg code iterator.
9942 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
9943 *negextendsfxf2 patterns using absneg code iterator.
9944 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
9945 *negextendsfdf2 patterns using absneg code iterator.
9946 * config/i386/sse.md (<code><mode>2): Macroize expander from
9947 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
9949 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
9951 * config/s390/s390.h: Remove the remains of the recent search
9952 & replace action of current_function_outgoing_args_size.
9954 2008-04-10 Ira Rosen <irar@il.ibm.com>
9956 PR tree-optimization/35821
9957 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
9958 NEW_STMT_LIST is not NULL.
9960 2008-04-09 David Edelsohn <edelsohn@gnu.org>
9963 * toplev.c (process_options): Remove -ffunction-sections debugging
9966 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
9968 PR middle-end/PR28690
9969 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
9970 than gen_rtx_fmt_ee to perform more canonicalizations.
9972 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9975 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
9977 2008-04-09 Richard Guenther <rguenther@suse.de>
9979 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
9980 (dump_function_to_file): Dump function arguments with types.
9982 2008-04-08 Richard Guenther <rguenther@suse.de>
9984 * fold-const.c (fold_widened_comparison): Do not allow
9985 sign-changes that change the result.
9987 2008-04-08 Janis Johnson <janis187@us.ibm.com>
9990 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
9991 kinds of indirect references.
9993 2008-04-08 David Edelsohn <edelsohn@gnu.org>
9995 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
9996 GNU Fortran language string.
9998 2008-04-08 Rafael Espindola <espindola@google.com>
10000 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
10001 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10002 * tree.h (tree_call_nonnegative_warnv_p): New.
10004 2008-04-08 Jan Hubicka <jh@suse.cz>
10006 * function.c (free_after_compilation): Clear out regno_reg_rtx
10009 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
10012 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10014 PR middle-end/PR28690
10015 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
10016 same precedence as REG_POINTER and MEM_POINTER operands.
10018 2008-04-08 Richard Guenther <rguenther@suse.de>
10020 PR middle-end/35834
10021 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
10022 for adding index to base.
10024 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
10026 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
10027 (MINGW_ENABLE_EXECUTE_STACK): New.
10028 (IN_LIBGCC2): For libgcc include windows.h file for
10029 function declarations.
10031 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10033 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
10034 and tem2 if tem1 is not a REG or MULT.
10036 2008-04-08 Jan Hubicka <jh@suse.cz>
10038 * function.h (incomming_args): Break out of struct function.
10039 (function_subsections): Break out of struct function.
10040 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
10041 return_rtx and hard_reg_initial_vals from struct function.
10042 Kill inl_max_label_num.
10043 (current_function_pops_args, current_function_args_info,
10044 current_function_args_size, current_function_args_size,
10045 current_function_pretend_args_size,
10046 current_function_outgoing_args_size,
10047 current_function_internal_arg_pointer, current_function_return_rtx):
10048 Kill compatibility accestor macros.
10049 * builtins.c (expand_builtin_apply_args_1): Update.
10050 (expand_builtin_next_arg): Update.
10051 * df-scan.c (df_get_call_refs): Update.
10052 * dbxout.c (dbxout_function_end): Update.
10053 * dwarf2out.c (dwarf2out_switch_text_section): Update.
10054 (output_line_info): Update.
10055 (secname_for_decl): Update.
10056 (dwarf2out_var_location): Update.
10057 * function.c (free_after_compilation): Update.
10058 (assign_parm_find_stack_rtl): Update.
10059 (assign_parms): Update.
10060 (expand_dummy_function_end): Update.
10061 (expand_function_end): Update.
10062 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
10063 (expand_call): Update.
10064 (emit_library_call_value_1): Update.
10065 (store_one_arg): Update.
10066 * varasm.c (initialize_cold_section_name): Update.
10067 (unlikely_text_section): Update.
10068 (unlikely_text_section_p): Update.
10069 (assemble_start_function): Update.
10070 (assemble_end_function): Update.
10071 (default_section_type_flags): Update.
10072 (switch_to_section): Update.
10073 * integrate.c (set_decl_abstract_flags): Update.
10074 (get_hard_reg_initial_val): Update.
10075 (has_hard_reg_initial_val): Update.
10076 (allocate_initial_values): Update.
10077 * resource.c (init_resource_info): Update.
10078 * config/alpha/alpha.c (NUM_ARGS): Update.
10079 (direct_return): Update.
10080 (alpha_va_start): Update.
10081 (alpha_sa_size): Update.
10082 (alpha_initial_elimination_offset): Update.
10083 (alpha_expand_prologue): Update.
10084 (alpha_start_function): Update.
10085 (alpha_expand_epilogue): Update.
10086 (unicosmk_initial_elimination_offset):
10087 * config/alpha/alpha.md (call expander): Update.
10088 * config/s390/s390.c (s390_register_info): Update.
10089 (s390_register_info): Update.
10090 (s390_frame_info): Update.
10091 (s390_initial_elimination_offset): Update.
10092 (s390_build_builtin_va_list): Update.
10093 (s390_va_start): Update.
10094 * config/spu/spu.c (direct_return): Update.
10095 (spu_expand_prologue): Update.
10096 (spu_initial_elimination_offset): Update.
10097 (spu_build_builtin_va_list): Update.
10098 (spu_va_start): Update.
10099 * config/sparc/sparc.c (sparc_init_modes): Update.
10100 (sparc_compute_frame_size): Update.
10101 (function_value): Update.
10102 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
10103 * config/i386/i386.md (return expander): Update.
10104 * config/i386/i386.c (ix86_va_start): Update.
10105 (ix86_can_use_return_insn_p): Update.
10106 (ix86_compute_frame_layout): Update.
10107 (ix86_expand_epilogue): Update.
10108 * config/sh/sh.c (output_stack_adjust): Update.
10109 (calc_live_regs): Update.
10110 (sh_expand_prologue): Update.
10111 (sh_builtin_saveregs): Update.
10112 (sh_va_start): Update.
10113 (initial_elimination_offset): Update.
10114 (sh_allocate_initial_value): Update.
10115 (sh_function_ok_for_sibcall): Update.
10116 (sh_get_pr_initial_val): Update.
10117 * config/sh/sh.md (return expander): Update.
10118 * config/avr/avr.c (frame_pointer_required_p): UPdate.
10119 * config/crx/crx.c (crx_compute_frame): UPdate.
10120 (crx_initial_elimination_offset): UPdate.
10121 * config/xtensa/xtensa.c (compute_frame_size): Update
10122 (xtensa_builtin_saveregs): Update.
10123 (xtensa_va_start): Update.
10124 (order_regs_for_local_alloc): Update.
10125 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
10126 (xstormy16_expand_builtin_va_start): Update.
10127 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
10128 * config/m68hc11/m68hc11.md (return expanders): Update.
10129 * config/m68hc11/m68hc11.c (expand_prologue): Update.
10130 (expand_epilogue): Update.
10131 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
10132 (cris_simple_epilogue): Update.
10133 (cris_expand_prologue): Update.
10134 (cris_expand_epilogue): Update.
10135 * config/iq2000/iq2000.c (iq2000_va_start): Update.
10136 (compute_frame_size): Update.
10137 * config/mt/mt.c (mt_compute_frame_size): Update.
10138 * config/mn10300/mn10300.c (expand_prologue): Update.
10139 (expand_epilogue): Update.
10140 (initial_offset): Update.
10141 (mn10300_builtin_saveregs):
10142 * config/mn10300/mn10300.md (return expander): Update.
10143 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10144 (ia64_initial_elimination_offset): Update.
10145 (ia64_initial_elimination_offset): Update.
10146 (ia64_expand_prologue): Update.
10147 * config/m68k/m68k.md (return expander): Update.
10148 * config/rs6000/rs6000.c (rs6000_va_start): Update.
10149 (rs6000_stack_info): Update.
10150 * config/mcore/mcore.c (layout_mcore_frame): Update.
10151 (mcore_expand_prolog): Update.
10152 * config/arc/arc.c (arc_compute_frame_size): Update.
10153 * config/score/score3.c (score3_compute_frame_size): Update.
10154 * config/score/score7.c (score7_compute_frame_size): Update.
10155 * config/arm/arm.c (use_return_insn): Update.
10156 (thumb_find_work_register): Update.
10157 (arm_compute_save_reg_mask): Update.
10158 (arm_output_function_prologue): Update.
10159 (arm_output_epilogue): Update.
10160 (arm_size_return_regs): Update.
10161 (arm_get_frame_offsets): Update.
10162 (arm_expand_prologue): Update.
10163 (thumb_exit): Update.
10164 (thumb_unexpanded_epilogue): Update.
10165 (thumb1_output_function_prologue): Update.
10166 * config/pa/pa.md (return expander): Update.
10167 * config/pa/pa.c (compute_frame_size): Update.
10168 (hppa_builtin_saveregs): Update.
10169 * config/mips/mips.c (mips_va_start): Update.
10170 (mips16_build_function_stub): Update.
10171 (mips_compute_frame_info): Update.
10172 (mips_restore_gp): Update.
10173 (mips_output_function_prologue): Update.
10174 (mips_expand_prologue): Update.
10175 * config/v850/v850.c (compute_frame_size): Update.
10176 (expand_prologue): * config/mmix/mmix.c (along): update.
10177 (mmix_initial_elimination_offset): update.
10178 (mmix_reorg): update.
10179 (mmix_use_simple_return): update.
10180 (mmix_expand_prologue): update.
10181 (mmix_expand_epilogue): Update.
10182 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
10183 (emit_link_insn): Update.
10185 2008-04-08 Anatoly Sokolov <aesok@post.ru>
10187 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
10188 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
10190 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
10193 2008-04-07 Jan Hubicka <jh@suse.cz>
10195 * function.h (rtl): Rename to x_rtl.
10196 (crtl): New define.
10197 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10198 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10199 used_temp_slots avail_temp_slots, temp_slot_level,
10200 nonlocal_goto_handler_labels): Update accesstors.
10201 (rtl): New global variable.
10202 (struct function): Move some fileds to rtl_data.
10203 (get_arg_pointer_save_area): Update prototype.
10204 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10205 get_arg_pointer_save_area.
10206 * expr.c (init_expr): Update
10207 * function.c (get_frame_size): Update
10208 (assign_stack_local): Update
10209 (expand_function_end): Update.
10210 (get_art_pointer_save_area): Update
10212 * emit-rtl.c (rtl): Declare.
10213 (regno_reg_rtx): Declare.
10214 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10216 (gen_reg_rtx): Update.
10217 * varasm.c (n_deferred_constatns): Update accestor.
10218 (init_varasm_status): Do not allocate varasm_status.
10219 (force_const_mem, get_pool_size, output_constant_pool): Update.
10220 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10221 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10222 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
10223 * sparc/sparc.h (INIT_EXPANDERS): Update.
10224 * ia64/ia64.h (INIT_EXPANDERS): Update.
10226 2008-04-07 James E. Wilson <wilson@tuliptree.org>
10228 * reload.c (push_secondary_reload): Add missing break to for loop.
10230 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10232 PR middle-end/PR28690
10233 * rtlanal.c: Update copyright years.
10234 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
10235 as REG_POINTER and MEM_POINTER operands.
10236 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
10237 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
10238 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
10239 * gcse.c: Update copyright years.
10240 (pre_delete): Call gen_reg_rtx_and_attrs.
10241 (hoist_code): Likewise.
10242 (build_store_vectors): Likewise.
10243 (delete_store): Likewise.
10244 * loop-invariant.c (move_invariant_reg): Likewise.
10245 Update copyright years.
10247 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
10249 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
10250 control string instead of quoted.
10252 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10254 * doc/rtl.texi: Rewrite of subreg section.
10256 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
10259 * config/i386/i386.c (legitimize_pic_address): Add treating
10260 of dllimport SYM_REF's.
10261 (legitimize_dllimport_symbol): Add prototype.
10263 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10265 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
10266 reference in constructor with non self-referential type.
10268 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10270 Removal of Return with Depressed Stack Pointer support
10271 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
10272 (ECF_SP_DEPRESSED): Likewise.
10273 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
10274 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
10275 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10276 (expand_call): Do not test ECF_SP_DEPRESSED.
10277 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10278 * function.c (keep_stack_depressed): Delete.
10279 (handle_epilogue_set): Likewise.
10280 (update_epilogue_consts): Likewise.
10281 (emit_equiv_load): Likewise.
10282 (thread_prologue_and_epilogue_insns): Remove support for Return with
10283 Depressed Stack Pointer.
10284 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10286 2008-04-06 Richard Guenther <rguenther@suse.de>
10288 PR tree-optimization/35400
10289 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
10290 information from SSA_NAMEs.
10292 2008-04-06 Anatoly Sokolov <aesok@post.ru>
10294 * config/avr/avr.h (avr_mega_p): Remove declaration.
10295 (AVR_MEGA): Remove macro.
10296 * config/avr/avr.c (avr_mega_p): Remove variable.
10297 (avr_override_options): Remove inicializion of avr_mega_p.
10298 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10299 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10300 (avr_jump_mode): (Ditto.).
10301 (avr_output_progmem_section_asm_op): (Ditto.).
10302 (avr_asm_init_sections): (Ditto.).
10303 (avr_asm_init_sections): (Ditto.).
10304 (avr_rtx_costs): (Ditto.).
10305 * config/avr/avr.md: (Ditto.).
10306 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
10309 2008-04-06 Richard Guenther <rguenther@suse.de>
10311 PR tree-optimization/35842
10312 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
10313 is_gimple_invariant_address.
10315 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10317 * gcc.c (default_compilers): Sync Fortran extensions list with
10318 that in fortran/lang-specs.h.
10319 * doc/invoke.texi: Likewise.
10320 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
10321 * dwarf2out.c (gen_compile_unit_die): Likewise.
10323 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
10325 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
10327 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
10330 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
10331 attribute is used for nested functions.
10333 2008-04-05 Jan Hubicka <jh@suse.cz>
10335 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
10337 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
10339 (dump_files): Update.
10340 (enable_rtl_dump_file): Do not accept letter argument.
10341 * tree-pass.h (dump_file_info): Remove letter argument.
10342 * toplev.c (decode_d_option): Update -da handling.
10343 * toplev.h (enable_rtl_dump_file): Update prototype.
10344 * passes.c (register_one_dump_file): Do not accept IPA argument; work
10345 it out based on pass type.
10346 (register_dump_files_1): Likewise.
10347 (init_optimization_passes): Update register_one_dump_file calls.
10348 (execute_one_pass): Sanity check that IPA passes are called at IPA
10349 level and RTL passes at RTL level.
10350 (execute_pass_list): IPA pass can not be after or subpass of
10352 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
10353 disallov RTL subpasses of IPA subpasses.
10355 2008-04-05 Ben Elliston <bje@au.ibm.com>
10357 * tree-cfg.c (need_fake_edge_p): Return false for calls to
10358 builtins that return exactly once and do not throw. Cache call to
10361 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
10363 PR rtl-optimization/34916
10364 PR middle-end/35519
10365 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
10366 between instruction pairs.
10368 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
10370 * doc/invoke.texi: Document -mbitops for SH.
10371 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
10372 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
10373 * config/sh/sh.c (print_operand): Add %t operand code.
10374 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
10375 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
10376 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
10377 (extendqihi2): Likewise.
10378 (movqi_i): Likewise.
10379 (insv): Use bset, bclr and bst instructions for SH2A if possible.
10380 (extv): Use bld instruction for SH2A if possible.
10382 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
10383 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
10384 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
10385 (bset.b, bclr.b): Define peepholes.
10386 * config/sh/sh.opt (mbitops): New option.
10388 2008-04-04 Janis Johnson <janis187@us.ibm.com>
10391 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
10392 and view convert expression.
10394 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10397 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10399 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
10401 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10403 * config/i386/cpuid.h (bit_AES): New.
10404 (bit_PCLMUL): Likewise.
10406 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
10407 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
10408 SSE2 if AES or PCLMUL is enabled.
10409 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
10410 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10411 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
10412 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
10413 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
10414 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
10415 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10416 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
10417 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
10418 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
10419 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
10420 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
10421 __builtin_ia32_aeskeygenassist128 and
10422 __builtin_ia32_pclmulqdq128.
10423 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
10424 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
10425 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
10427 * config/i386/i386.h (TARGET_AES): New.
10428 (TARGET_PCLMUL): Likewise.
10429 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
10431 * config/i386/i386.md (UNSPEC_AESENC): New.
10432 (UNSPEC_AESENCLAST): Likewise.
10433 (UNSPEC_AESDEC): Likewise.
10434 (UNSPEC_AESDECLAST): Likewise.
10435 (UNSPEC_AESIMC): Likewise.
10436 (UNSPEC_AESKEYGENASSIST): Likewise.
10437 (UNSPEC_PCLMUL): Likewise.
10439 * config/i386/i386.opt (maes): New.
10440 (mpclmul): Likewise.
10442 * config/i386/sse.md (aesenc): New pattern.
10443 (aesenclast): Likewise.
10444 (aesdec): Likewise.
10445 (aesdeclast): Likewise.
10446 (aesimc): Likewise.
10447 (aeskeygenassist): Likewise.
10448 (pclmulqdq): Likewise.
10450 * config/i386/wmmintrin.h: New.
10452 * doc/extend.texi: Document AES and PCLMUL built-in function.
10454 * doc/invoke.texi: Document -maes and -mpclmul.
10456 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
10458 * function.c (free_after_parsing): Replace with
10459 cxx_push_function_context from C++ front-end.
10460 (allocate_struct_function): Don't call langhook.
10461 * langhooks.h (struct lang_hooks_for_functions): Delete.
10462 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
10464 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
10465 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
10466 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
10467 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
10468 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
10469 remove LANG_HOOKS_FUNCTION_INITIALIZER.
10470 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
10472 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
10473 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
10475 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10478 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
10481 2008-04-04 Richard Guenther <rguenther@suse.de>
10483 PR middle-end/35823
10484 * fold-const.c (optimize_minmax_comparison): Use the correct
10485 type for the constant in the simplified comparison.
10487 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
10489 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
10490 Pass L2 size as "--param l2-cache-size" to the compiler.
10491 (decode_l2_cache): New function to decode L2 cache parameters using
10492 0x8000006 extended cpuid function.
10493 (detect_caches_amd): Determine parameters of L2 cache using
10494 decode_l2_caches function.
10495 (decode_caches_intel): Decode L2 cache parameters.
10496 (detect_caches_intel): Determine L2 cache parameters using
10497 decode_caches_intel and decode_l2_caches functions.
10499 2008-04-03 Bob Wilson <bob.wilson@acm.org>
10501 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
10502 secondary input reload for subword loads from the constant pool.
10504 2008-04-03 Janis Johnson <janis187@us.ibm.com>
10507 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
10508 constants of the appropriate size for runtime calculations.
10511 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
10512 decimal-float literal constant zero.
10514 2008-04-03 Jakub Jelinek <jakub@redhat.com>
10517 * c-parser.c (c_parser_omp_atomic): Call
10518 default_function_array_conversion on the RHS.
10520 PR middle-end/35818
10521 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
10522 call is_variable_sized if decl has incomplete type.
10524 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
10526 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
10528 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
10530 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
10532 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
10533 (sgt<u>): Merge sgt and sgtu into new expander.
10534 (sgt, sgtu): Remove expanders.
10535 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
10536 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
10537 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
10538 *sgtu_<mode>_mips16 into new pattern.
10539 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
10540 (sge<u>): Merge sge and sgeu into new expander.
10541 (sge, sgeu): Remove expanders.
10542 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
10544 (*sge_<mode>, second *sge_<mode>): Remove patterns.
10545 (slt<u>): Merge slt and sltu into new expander.
10546 (slt, sltu): Remove expanders.
10547 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
10548 (*slt_<mode>, *sltu_<mode>): Remove patterns.
10549 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
10550 *sltu_<mode>_mips16 into new pattern.
10551 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
10552 (sle<u>): Merge sle and sleu into new expander.
10553 (sle, sleu): Remove expanders.
10554 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
10555 (*sle_<mode>, *sleu_<mode>): Remove patterns.
10556 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
10557 *sleu_<mode>_mips16 into new pattern.
10558 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
10560 2008-04-03 Jan Hubicka <jh@suse.cz>
10562 PR tree-optimization/35795
10563 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
10564 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10565 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10566 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10567 * score/score3.c (score3_output_mi_thunk): Likewise.
10568 * score/score7.c (score7_output_mi_thunk): Likewise.
10569 * mips/mips.c (mips_output_mi_thunk): Likewise.
10571 2008-04-03 Richard Guenther <rguenther@suse.de>
10573 * tree-vrp.c (extract_range_from_unary_expr): Handle all
10574 conversions. Simplify code.
10576 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
10578 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
10580 2008-04-03 Tom Tromey <tromey@redhat.com>
10581 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10583 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10584 * config/bfin/t-bfin-linux (generated_files): Add
10585 linux-sysroot-suffix.h.
10586 * doc/install.texi (Prerequisites): Require make 3.80.
10587 * doc/sourcebuild.texi (Front End Directory): Document new
10589 * Makefile.in (generated_files): New variable.
10590 (ALL_HOST_OBJS): New variable.
10591 ($(ALL_HOST_OBJS)): New target.
10593 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10595 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
10596 (remap_block): Call id->transform_lang_insert_block instead
10598 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
10599 Set id.transform_lang_insert_block to NULL.
10600 (clone_body): Move to cp/optimize.c
10601 * tree-inline.h (struct copy_body_data): Change
10602 transform_lang_insert_block to function pointer.
10603 (copy_generic_body, copy_decl_no_change): Export.
10604 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
10605 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
10606 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
10608 * c-tree.h (insert_block): Kill.
10609 * c-decl.c (insert_block): Kill.
10611 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10613 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10614 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10615 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
10617 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
10618 argument, call {push,pop}_function_context from here.
10619 * c-parser.c: Use c_{push,pop}_function_context.
10621 * function.c (push_function_context_to): Move meat ...
10622 (push_function_context): ... here. Simplify.
10623 * function.c (pop_function_context_from): Move meat ...
10624 (pop_function_context): ... here. Simplify.
10625 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
10627 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10628 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10629 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
10630 * tree.h (push_function_context_to, pop_function_context_from): Remove.
10632 2008-04-03 Ben Elliston <bje@au.ibm.com>
10634 * expmed.c (extract_force_align_mem_bit_field): Remove.
10636 2008-04-03 Richard Guenther <rguenther@suse.de>
10638 PR middle-end/35800
10639 * expr.h (try_casesi): Adjust prototype.
10640 * expr.c (try_casesi): Take fallback label as extra parameter.
10641 Use that for gen_casesi if default_label is NULL.
10642 * stmt.c (expand_case): Pass fallback label to try_casesi,
10643 make sure to fill gaps with a fallback label if default_label
10646 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
10649 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
10651 2008-04-03 Ben Elliston <bje@au.ibm.com>
10653 * expmed.c (extract_split_bit_field): Remove if (0) code.
10654 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
10655 (do_ds_constraint): Likewise.
10657 2008-04-02 Joseph Myers <joseph@codesourcery.com>
10659 * doc/cppopts.texi (-dU): Document.
10660 * c-common.h (flag_dump_macros): Update comment.
10661 * c-opts.c (handle_OPT_d): Handle -dU.
10662 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
10663 dump_queued_macros, cb_used_define, cb_used_undef): New.
10664 (init_pp_output): Handle -dU.
10665 (cb_line_change): Call dump_queued_macros.
10666 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
10668 2008-04-02 Anatoly Sokolov <aesok@post.ru>
10670 * config/avr/predicates.md (io_address_operand): New predicate.
10671 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
10672 * config/avr/avr.c (avr_io_address_p): Remove function.
10673 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
10674 'avr_io_address_p' function.
10675 (out_movhi_r_mr): (Ditto.).
10676 (out_movqi_mr_r): (Ditto.).
10677 (out_movhi_mr_r): (Ditto.).
10678 (avr_address_cost): (Ditto.).
10680 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
10682 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
10683 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
10684 in 32bit mode when XMM registers are available to avoid store
10686 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
10687 corresponding post-reload splitters.
10689 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10691 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
10692 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
10693 __builtin_ia32_roundss.
10694 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
10695 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
10696 __builtin_ia32_roundss.
10697 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
10698 IX86_BUILTIN_SHUFPD here.
10700 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10702 * config/i386/i386.md (plogic): New.
10703 (plogicprefix): Likewise.
10705 * config/i386/mmx.md (mmx_<code><mode>3): New.
10706 (mmx_and<mode>3): Removed.
10707 (mmx_ior<mode>3): Likewise.
10708 (mmx_xor<mode>3): Likewise.
10710 * config/i386/sse.md (<code><mode>3): New.
10711 (*<code><mode>3): Likewise.
10712 (*<code><mode>3): Likewise.
10713 (<code><mode>3): Likewise.
10714 (*sse_<code><mode>3): Likewise.
10715 (*sse2_<code><mode>3): Likewise.
10716 (<code>tf3): Likewise.
10717 (*<code>tf3): Likewise.
10718 (and<mode>3): Likewise.
10719 (*and<mode>3): Likewise.
10720 (ior<mode>3): Removed.
10721 (*ior<mode>3): Likewise.
10722 (xor<mode>3): Likewise.
10723 (*xor<mode>3): Likewise.
10724 (*and<mode>3): Likewise.
10725 (*ior<mode>3): Likewise.
10726 (*xor<mode>3): Likewise.
10727 (and<mode>3): Likewise.
10728 (*sse_and<mode>3): Likewise.
10729 (*sse2_and<mode>3): Likewise.
10730 (andtf3): Likewise.
10731 (*andtf3): Likewise.
10732 (ior<mode>3): Likewise.
10733 (*sse_ior<mode>3): Likewise.
10734 (*sse2_ior<mode>3): Likewise.
10735 (iortf3): Likewise.
10736 (*iortf3): Likewise.
10737 (xor<mode>3): Likewise.
10738 (*sse_xor<mode>3): Likewise.
10739 (*sse2_xor<mode>3): Likewise.
10740 (xortf3): Likewise.
10741 (*xortf3): Likewise.
10743 2008-04-02 Richard Guenther <rguenther@suse.de>
10745 PR tree-optimization/14495
10746 PR tree-optimization/34793
10747 * tree-vrp.c (struct switch_update): New structure.
10748 (to_remove_edges, to_update_switch_stmts): New VECs.
10749 (simplify_switch_using_ranges): New function. Remove not taken
10750 case labels and edges.
10751 (simplify_stmt_using_ranges): Call it.
10752 (identify_jump_threads): Mark edges we have queued for removal
10753 so we don't thread them.
10754 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
10756 * tree-cfg.c (group_case_labels): Deal with missing default label.
10757 (tree_verify_flow_info): Allow missing default label.
10758 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
10759 (emit_case_nodes): Likewise.
10760 (expand_case): Do not rely on the default label to be present.
10761 * expr.c (try_casesi): Deal with NULL default_label.
10762 (do_tablejump): Likewise.
10764 2008-04-02 Richard Guenther <rguenther@suse.de>
10766 PR tree-optimization/14495
10767 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
10768 SWITCH_EXPR here ...
10769 (vrp_visit_switch_stmt): ... but here (new function).
10770 (find_case_label_index): New helper function.
10771 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
10773 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10775 * fwprop.c: Fix ISO-C99ism.
10777 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10780 * Makefile.in (objdir): Set it here.
10781 * configure.ac: Not here. Find dynamic linker characteristics.
10782 * exec-tool.in: Use them.
10783 * aclocal.m4: Regenerate.
10784 * configure: Regenerate.
10786 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10788 * expr.c (expand_var): Delete it.
10789 * expr.h (expand_var): Delete prototype.
10790 * function.c (expand_function_start): Use expand_decl instead.
10791 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
10794 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
10796 PR rtl-optimization/35542
10797 * fwprop.c (forward_propagate_and_simplify): Replace
10798 loc_reg_mentioned_in_p with reg_mentioned_p.
10800 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10802 PR rtl-optimization/35281
10803 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
10804 (propagate_rtx_1): Handle PR_HANDLE_MEM.
10805 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
10806 (varying_mem_p): Move above propagate_rtx.
10807 (all_uses_available_at): Do not check MEMs.
10809 2008-04-02 Rafael Espindola <espindola@google.com>
10811 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
10812 (register_edge_assert_for_2): Split the cond argument.
10813 (register_edge_assert_for_1): Adjust for the change in
10814 register_edge_assert_for_2.
10815 (register_edge_assert_for): Split the cond argument.
10816 (find_switch_asserts): Adjust for the change in
10817 register_edge_assert_for.
10819 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
10821 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
10822 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
10823 offsets for 64-bit mingw.
10824 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
10825 abi for x86_64-pc-mingw.
10827 2008-04-02 Richard Guenther <rguenther@suse.de>
10829 * tree-vrp.c (extract_range_from_assert): Make sure to not
10830 produce range min/max with TREE_OVERFOW set.
10831 If merging a anti-range and a range keep the anti-range if
10832 the range covers all values of the type.
10833 (register_edge_assert_for_2): Only allow sign-changing
10834 conversions in detecting canonical range checks. Also
10835 register an assert for the unsigned name if useful.
10837 PR tree-optimization/35787
10838 * tree-vrp.c (vrp_val_max): New function.
10839 (vrp_val_min): Likewise.
10840 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
10841 (vrp_val_is_min): Likewise.
10842 (supports_overflow_infinity): Use vrp_val_{min,max}.
10843 (negative_overflow_infinity): Likewise.
10844 (positive_overflow_infinity): Likewise.
10845 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
10846 (is_positive_overflow_infinity): Likewise.
10847 (is_overflow_infinity): Likewise.
10848 (avoid_overflow_infinity): Use vrp_val_{min,max} and
10849 vrp_val_is_{min,max}.
10850 (set_and_canonicalize_value_range): Canonicalize anti-ranges
10851 to ranges if possible. Avoid empty ranges.
10853 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10855 PR middle-end/35705
10856 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
10857 the expression is a function address.
10859 2008-04-01 George Helffrich <george@gcc.gnu.org>
10861 PR fortran/35154, fortran/23057
10862 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
10863 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
10864 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
10865 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
10867 (dbxout_syms): Check for COMMON-based symbol and wrap in
10868 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
10869 in bracket for efficiency.
10871 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
10872 using DW_TAG_common_block + member offset.
10873 (add_pubname_string): New function.
10874 (dw_expand_expr): New function to find block name and offset for
10876 (common_check): New function to check whether symbol in Fortran COMMON.
10877 (gen_variable_die): If COMMON, use DW_TAG_common_block.
10879 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
10882 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
10884 2008-04-02 Ben Elliston <bje@au.ibm.com>
10886 * config/v850/v850.md (casesi): Remove if (0) code.
10887 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10888 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
10890 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
10892 * config/i386/i386.md (rex64suffix): New mode attribute.
10893 (floathi<mode>2): Disable expander for SSE math.
10894 (*floathi<mode>2_1): New insn insn_and_split pattern.
10895 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
10896 corresponding post-reload splitters.
10897 (*floathi<mode>2_i387): New macroized insn pattern.
10898 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
10899 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
10900 insn_and_split pattern.
10901 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
10902 New macroized instruction patterns and corresponding post-reload
10904 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
10905 and corresponding post-reload splitters.
10906 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
10907 New macroized instruction patterns.
10908 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
10909 macroized instruction patterns and corresponding post-reload splitters.
10910 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
10911 corresponding post-reload splitters.
10912 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
10913 New macroized instruction patterns.
10914 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
10915 corresponding post-reload splitters.
10916 (*floatsi<mode>2_i387): New macroized instruction patterns.
10918 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
10920 * config/i386/i386.md (smaxmin): New.
10921 (umaxmin): Likewise.
10922 (maxminiprefix): Likewise.
10923 (maxminfprefix): Likewise.
10924 (<code><mode>3): Likewise.
10925 (smin<mode>3): Removed.
10926 (smax<mode>3): Likewise.
10928 * config/i386/mmx.md (mmx_<code>v2sf3): New.
10929 (mmx_<code>v4hi3): Likewise.
10930 (mmx_<code>v8qi3): Likewise.
10931 (mmx_smaxv2sf3): Removed.
10932 (mmx_sminv2sf3): Likewise.
10933 (mmx_umaxv8qi3): Likewise.
10934 (mmx_smaxv4hi3): Likewise.
10935 (mmx_uminv8qi3): Likewise.
10936 (mmx_sminv4hi3): Likewise.
10938 * config/i386/sse.md (<addsub><mode>3): New.
10939 (*<addsub><mode>3): Likewise.
10940 (<sse>_vm<addsub><mode>3): Likewise.
10941 (<maxmin><mode>3): Likewise.
10942 (*<maxmin><mode>3_finite): Likewise.
10943 (*<maxmin><mode>3): Likewise.
10944 (<sse>_vm<maxmin><mode>3): Likewise.
10945 (sse3_h<addsub>v4sf3): Likewise.
10946 (sse3_h<addsub>v2df3): Likewise.
10947 (<maxmin>v16qi3): Likewise.
10948 (*<maxmin>v16qi3): Likewise.
10949 (<maxmin>v8hi3): Likewise.
10950 (*<maxmin>v8hi3): Likewise.
10951 (*sse4_1_<maxmin><mode>3): Likewise.
10952 (*sse4_1_<maxmin><mode>3): Likewise.
10953 (add<mode>3): Removed.
10954 (*add<mode>3): Likewise.
10955 (<sse>_vmadd<mode>3): Likewise.
10956 (sub<mode>3): Likewise.
10957 (*sub<mode>3): Likewise.
10958 (<sse>_vmsub<mode>3): Likewise.
10959 (smin<mode>3): Likewise.
10960 (*smin<mode>3_finite): Likewise.
10961 (*smin<mode>3): Likewise.
10962 (<sse>_vmsmin<mode>3): Likewise.
10963 (smax<mode>3): Likewise.
10964 (*smax<mode>3_finite): Likewise.
10965 (*smax<mode>3): Likewise.
10966 (<sse>_vmsmax<mode>3): Likewise.
10967 (sse3_haddv4sf3): Likewise.
10968 (sse3_haddv2df3): Likewise.
10969 (sse3_hsubv4sf3): Likewise.
10970 (sse3_hsubv2df3): Likewise.
10971 (umaxv16qi3): Likewise.
10972 (*umaxv16qi3): Likewise.
10973 (smaxv8hi3): Likewise.
10974 (*smaxv8hi3): Likewise.
10975 (*sse4_1_smax<mode>3): Likewise.
10976 (*sse4_1_umax<mode>3): Likewise.
10977 (uminv16qi3): Likewise.
10978 (*uminv16qi3): Likewise.
10979 (sminv8hi3): Likewise.
10980 (*sminv8hi3): Likewise.
10981 (*sse4_1_smin<mode>3): Likewise.
10982 (*sse4_1_umin<mode>3): Likewise.
10984 2008-04-01 Rafael Espindola <espindola@google.com>
10986 * tree-cfg.c (verify_expr): remove in_phi.
10987 (verify_stmt): Don't call walk_tree with verify_expr. Use
10988 is_gimple_min_invariant instead of is_gimple_val.
10990 2008-04-01 Joseph Myers <joseph@codesourcery.com>
10992 * doc/include/gpl_v3.texi: Update for manpage generation.
10993 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
10995 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
10996 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
10997 gpl_v3.texi instead of gpl.texi.
11000 2008-04-01 Jakub Jelinek <jakub@redhat.com>
11003 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
11005 2008-04-01 Rafael Espindola <espindola@google.com>
11007 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
11008 (extract_code_and_val_from_cond): Use
11009 extract_code_and_val_from_cond_with_ops.
11011 2008-04-01 Jan Hubicka <jh@suse.cz>
11013 * function.c (free_after_compilation): Free epilogue_delay_list.
11014 (prepare_function_start): Assert that previous compilation was freed.
11016 2008-04-01 Jan Hubicka <jh@suse.cz>
11017 Jim Wilson <wilson@tuliptree.org>
11018 Andreas Tobler <andreast@gcc.gnu.org>
11020 PR middle-end/35781
11021 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
11022 rtl.emit instead cfun->emit.
11023 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
11024 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
11026 2008-04-01 Ben Elliston <bje@au.ibm.com>
11028 * doc/c-tree.texi (Function Basics): Fix grammatical error.
11030 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
11032 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
11034 (fprofile-use): Add var flag_profile_use
11035 * coverage.c (coverage_begin_output): Do not open a gcno file for
11036 output only if -ftest-coverage is set.
11037 Do not add getpwd() to gcda file path.
11038 (build_gcov_info): Check the new flag
11039 flag_profile_datafile_relative_path.
11040 (coverage_init): Use profile_data_prefix.
11041 Read profile counter only if flag_profile_use is set.
11042 * opts.c (common_handle_option): New option fprofile-use=,
11043 fprofile-dir=, fprofile-generate=.
11044 * toplev.c (profile_data_prefix): New variable definition.
11045 * toplev.h (profile_data_prefix): New declaration.
11046 * doc/invoke.tex (Option Summary, Optimization Options):
11049 2008-03-31 James E. Wilson <wilson@tuliptree.org>
11051 * varasm.c (output_constant_pool_1): In LABEL_REF check,
11052 use tmp consistently.
11055 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
11056 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11057 UNSPEC_FR_RECIP_APPROX_RES.
11058 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
11060 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
11063 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
11065 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11067 PR middle-end/30186
11068 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11069 element of the vector via a pointer.
11071 2008-03-31 Ian Lance Taylor <iant@google.com>
11073 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11075 2008-03-31 Jan Hubicka <jh@suse.cz>
11077 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11078 get_arg_pointer_save_area.
11079 * expr.c (init_expr): Just clear out rtl.expr.
11080 * function.c (free_after_compilation): Clear out whole RTL structure.
11081 (get_func_frame_size): Merge into ...
11082 (get_frame_size): ... this one.
11083 (assign_stack_local_1): Merge into ...
11084 (assign_stack_local): ... this one.
11085 (expand_function_end): Update call of get_arg_pointer_save_area.
11086 (get_art_pointer_save_area): Remove cfun argument.
11087 * function.h (emit_status): regno_pointer_align does not need length
11088 attribute. Move x_regno_reg_rtx to ...
11089 (regno_reg_rtx): ... new global array.
11090 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
11091 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
11092 apply_args_value, forced_labels, stack_pointer_delta):
11094 (struct varasm_status): Move here from varasm.c
11095 (struct rtl_data): New. Move here some fields from struct function.
11096 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11097 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11098 used_temp_slots avail_temp_slots, temp_slot_level,
11099 nonlocal_goto_handler_labels): Update accesstors.
11100 (rtl): New global variable.
11101 (struct function): Move some fileds to rtl_data.
11102 (get_arg_pointer_save_area): Update prototype.
11103 * emit-rtl.c (rtl): Declare.
11104 (regno_reg_rtx): Declare.
11105 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11107 (gen_reg_rtx): Update.
11108 (init_virtual_regs): Do not tate emit_status argument.
11109 (init_emit): Do not allocate emit.
11110 * varasm.c (varasm_statuc): Move to function.h.
11111 (n_deferred_constatns): Update accestor.
11112 (init_varasm_status): Do not allocate varasm_status.
11113 (force_const_mem, get_pool_size, output_constant_pool): Update.
11114 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11115 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11117 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
11119 PR rtl-optimization/35729
11120 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
11123 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
11126 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11127 load/store if memory is unaligned.
11128 (*movti_rex64): Likewise.
11130 * config/i386/predicates.md (misaligned_operand): New.
11132 2008-03-31 Andrew Pinski <pinskia@gmail.com>
11135 * tree-ssa-phiopt.c (conditional_replacement): Return early for
11138 2008-03-31 Jan Beulich <jbeulich@novell.com>
11140 * config/ia64/constraints.md: Add 'j' constraint.
11141 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
11142 (movdi_internal): Likewise.
11144 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
11147 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
11149 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
11152 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
11153 proper error message for the third argument on blendpd and
11156 * config/i386/sse.md (blendbits): New.
11157 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
11159 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
11161 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
11163 2008-03-30 Richard Guenther <rguenther@suse.de>
11165 PR middle-end/31023
11166 * fold-const.c (fold_sign_changed_comparison): Do leave
11167 conversions to base-types alone.
11169 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11171 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
11172 the link register if one altivec register is be saved.
11174 2008-03-30 Ben Elliston <bje@au.ibm.com>
11176 * final.c (final_scan_insn): Remove if (0) code.
11178 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
11180 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
11182 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
11184 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
11185 of V4SFmode to ix86_binary_operator_ok.
11187 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
11189 * config/i386/i386.c (override_options): Initialize
11190 ix86_veclib_handler to ix86_veclibabi_svml when
11191 -mveclibabi=svml is used.
11192 (ix86_veclibabi_svml): New function for SVML ABI style
11193 vectorization support.
11194 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
11196 2008-03-28 Rafael Espindola <espindola@google.com>
11198 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
11199 (tree_binary_nonnegative_warnv_p): Make it public.
11200 (tree_single_nonnegative_warnv_p): Make it public.
11201 (tree_invalid_nonnegative_warnv_p): Make it public.
11202 (tree_unary_nonzero_warnv_p): Make it public.
11203 (tree_binary_nonzero_warnv_p): Make it public
11204 (tree_single_nonzero_warnv_p): Make it public.
11205 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
11206 (extract_range_from_binary_expr): Split the expr argument.
11207 (extract_range_from_unary_expr): Split the expr argument.
11208 (extract_range_from_comparison): Split the expr argument.
11209 (extract_range_from_expr): Use the new aux functions.
11210 (vrp_evaluate_conditional_warnv): Use
11211 vrp_evaluate_conditional_warnv_with_ops.
11212 * tree.h (tree_unary_nonzero_warnv_p): Declare.
11213 (tree_binary_nonzero_warnv_p): Declare.
11214 (tree_single_nonzero_warnv_p): Declare.
11215 (tree_expr_nonzero_warnv_p): Declare.
11216 (tree_unary_nonnegative_warnv_p): Declare.
11217 (tree_binary_nonnegative_warnv_p): Declare.
11218 (tree_single_nonnegative_warnv_p): Declare.
11219 (tree_invalid_nonnegative_warnv_p): Declare.
11221 2008-03-28 Richard Guenther <rguenther@suse.de>
11223 PR tree-optimization/30317
11224 PR tree-optimization/30911
11225 PR tree-optimization/34793
11226 * tree-vrp.c (set_and_canonicalize_value_range): New function.
11227 (struct assert_locus_d): New member EXPR.
11228 (register_new_assert_for): Add EXPR parameter to support
11229 ASSERT_EXPR <name, expr OP limit>.
11230 (register_edge_assert_for_1): Adjust callers.
11231 (find_assert_locations): Likewise.
11232 (process_assert_insertions_for): Build condition from expression.
11233 (extract_range_from_assert): Handle ASSERT_EXPRs
11234 of the form ASSERT_EXPR <name, expr OP limit>.
11235 (register_edge_assert_for_2): New helper registering
11236 asserts for comparisons. Recognize range tests of the form
11237 (unsigned)i - CST1 OP CST2.
11238 (register_edge_assert_for_1): Use it.
11239 (register_edge_assert_for): Likewise.
11240 (needs_overflow_infinity): Integer sub-types
11241 do not need overflow infinities.
11242 (vrp_val_is_max): The extreme values of integer sub-types
11243 are those of the base type.
11244 (vrp_val_is_min): Likewise.
11245 * tree.def (ASSERT_EXPR): Document extra allowed conditional
11248 2008-03-28 Nick Clifton <nickc@redhat.com>
11251 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11252 Return GENERAL_REGS for stack adjustment reloads.
11254 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11257 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
11258 const_vector when all the vectors are constant.
11260 2008-03-27 Bob Wilson <bob.wilson@acm.org>
11262 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
11264 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
11265 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
11267 (s<code>_sf): Use new scc_sf attribute for opcode names.
11269 2008-03-27 Tom Tromey <tromey@redhat.com>
11271 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
11272 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
11273 config/spu/t-spu-elf, config/i386/t-interix,
11274 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
11275 config/i386/x-darwin, config/i386/x-mingw32,
11276 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
11277 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
11278 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
11279 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
11280 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
11281 config/rs6000/x-darwin, config/rs6000/t-rs6000,
11282 config/score/t-score-elf, config/arm/t-strongarm-pe,
11283 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
11284 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
11285 Revert automatic dependency patch.
11287 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
11290 * config/i386/i386.c (ix86_function_arg_boundary): Align
11291 decimal floating point to its natural boundary.
11293 2008-03-27 Richard Guenther <rguenther@suse.de>
11295 PR middle-end/35716
11296 * fold-const.c (fold_comparison): Restrict distinct decl
11297 comparison folding to VAR_DECLs and PARM_DECLs. Do not
11298 solely rely on operand_equal_p.
11300 2008-03-27 Richard Guenther <rguenther@suse.de>
11303 * c-common.c (handle_weak_attribute): Reject combination of
11306 2008-03-27 Richard Guenther <rguenther@suse.de>
11308 PR tree-optimization/32810
11309 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
11310 conversions from DECL_INITIAL.
11311 (fold_const_aggregate_ref): Likewise from constructor elements.
11313 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
11315 * tree-affine.h (aff_combination_expand): Declare.
11316 (get_inner_reference_aff): Likewise.
11317 * tree-affine.c (aff_combination_expand): Split out from
11318 tree_to_aff_combination_expand.
11319 (get_inner_reference_aff): New function.
11320 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
11321 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
11322 (struct lim_aux_data): sm_done field removed.
11323 (mem_ref_loc_p, mem_ref_locs_p): New types.
11324 (struct mem_ref): Added id, stored, accesses_in_loop,
11325 indep_loop, dep_loop, indep_ref, dep_ref fields.
11326 Removed is_stored, locs and next fields.
11327 (memory_accesses): New variable.
11328 (movement_possibility): Do not allow moving statements
11329 that store to memory.
11330 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
11332 (determine_max_movement): For statements with memory references,
11333 find the outermost loop in that the reference is independent.
11334 (move_computations_stmt): Mark the virtual operands for renaming.
11335 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
11336 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
11337 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
11338 add_vop_ref_mapping, create_vop_ref_mapping_loop,
11339 create_vop_ref_mapping, analyze_memory_references,
11340 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
11341 get_all_locs_in_loop, ref_always_accessed_p,
11342 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
11343 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
11344 store_motion_loop, store_motion): New functions.
11345 (struct vop_to_refs_elt): New type.
11346 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
11347 memref_hash, memref_eq, hoist_memory_references): Rewritten.
11348 (schedule_sm): Replaced by...
11349 (execute_sm): ... this.
11350 (determine_lsm_ref, hoist_memory_references,
11351 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
11352 find_more_ref_vops, free_mem_ref, free_mem_refs,
11353 determine_lsm_loop, determine_lsm): Removed.
11354 (tree_ssa_lim_finalize): Free data structures used by store motion.
11355 (tree_ssa_lim): Call analyze_memory_references. Use
11356 store_motion instead of determine_lsm.
11358 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11360 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
11361 rename tmake_file to m68hc11/t-m68hc11.
11362 (mcore): Set inhibit_libc to true.
11363 * config.host (alpha*-dec-*vms*): Set extra_programs.
11364 (interix3*): Don't use host_xmake_file.
11365 * configure.ac: Let config.gcc override inhibit_libc.
11366 * configure: Regenerate.
11368 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
11369 * config/t-openbsd-thread: Remove commented out lines.
11371 * config/x-interix: Remove.
11373 * config/m68hc11/t-m68hc11-gas: Rename to...
11374 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
11376 * config/mcore/t-mcore: Remove T_CFLAGS.
11377 * config/mcore/t-mcore-pe: Likewise.
11379 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11381 * configure.ac: Replace custom __GNU_SOURCE test with
11382 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
11383 * aclocal.m4: Regenerate.
11384 * configure: Regenerate.
11385 * config.in: Regenerate.
11387 2008-03-27 Richard Guenther <rguenther@suse.de>
11389 * fold-const.c (target.h): Include.
11390 (fold_comparison): Fold comparison of addresses of decls
11391 that bind locally or of constants. Consolidate address folding code.
11392 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
11393 results from fold_binary_to_constant.
11394 (compare_values_warnv): Likewise.
11396 2008-03-27 Andrew Pinski <pinskia@gmail.com>
11398 PR middle-end/35429
11399 * fold-const.c (fold_truthop): Check for integeral types when folding
11400 a == 0 && b == 0 and a != 0 || b != 0 .
11402 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
11404 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
11406 2008-03-26 Andreas Schwab <schwab@suse.de>
11408 * doc/invoke.texi: Fix use of @item vs. @itemx.
11410 2008-03-26 Tom Tromey <tromey@redhat.com>
11412 * Makefile.in (build/gensupport.o, build/print-rtl.o,
11413 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
11414 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
11415 build/gencodes.o, build/genconditions.o, build/genconfig.o,
11416 build/genconstants.o, build/genemit.o, build/genextract.o,
11417 build/genflags.o, build/genmddeps.o, build/genopinit.o,
11418 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
11421 2008-03-26 Richard Guenther <rguenther@suse.de>
11424 2008-03-26 Richard Guenther <rguenther@suse.de>
11426 * fold-const.c (target.h): Include.
11427 (fold_comparison): Fold comparison of addresses of two decls
11428 that bind locally. Consolidate address folding code.
11430 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11432 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
11433 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
11434 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
11435 dconstsqrt2, dconstthird, dconste and/or dconst10.
11436 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
11437 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
11438 dconstsqrt2, dconste): Delete.
11439 (init_emit_once): Likewise. Simplify initializing dconstm1.
11441 * real.c (get_real_const): New.
11442 * real.h (dconst3, dconst10, dconstm2, dconstthird,
11443 dconstsqrt2, dconste): Delete.
11444 (real_value_const, get_real_const): New.
11446 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
11448 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
11450 * config/i386/i386.c (ix86_function_arg_boundary): Check
11451 BIGGEST_ALIGNMENT instead of 128.
11452 (setup_incoming_varargs_64): Likewise.
11454 2008-03-26 Tom Tromey <tromey@redhat.com>
11456 * Makefile.in (DEPFILES): Add missing '/'.
11458 2008-03-26 Richard Guenther <rguenther@suse.de>
11460 * fold-const.c (target.h): Include.
11461 (fold_comparison): Fold comparison of addresses of two decls
11462 that bind locally. Consolidate address folding code.
11464 2008-03-26 Nick Clifton <nickc@redhat.com>
11467 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
11468 not allow INT+INT as a legitimate addressing mode.
11470 2008-03-26 Richard Guenther <rguenther@suse.de>
11472 * tree-flow.h (widen_bitfield): Remove declaration.
11473 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
11474 (widen_bitfield): Remove function.
11475 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
11478 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11481 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
11484 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
11486 PR rtl-optimization/35232
11487 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
11488 (forget_old_reloads_1, forget_marked_reloads): Don't clear
11489 reg_reloaded_call_part_clobbered here.
11490 (reload_regs_reach_end_p): New function.
11491 (reload_reg_rtx_for_input): New variable.
11492 (reload_reg_rtx_for_output): Likewise.
11493 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
11494 when reassigning a pseudo register. Load reloadreg from
11495 reload_reg_rtx_for_input, moving the mode and register
11497 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
11498 instead of the original when deciding whether an input reload
11499 would be a no-op or whether an output reload can be deleted.
11500 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
11501 when setting up new_spill_reg_store. Load it from
11502 reload_reg_rtx_for_output, moving the mode and register
11504 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
11505 instead of the original when deciding whether an output reload
11506 would be a no-op. Do the same when modifying insn notes.
11507 Use rtx_equal_p instead of == to compare the registers.
11508 (inherit_piecemeal_p): Take a mode and two register numbers
11510 (emit_reload_insns): Clear new_spill_reg_store for every hard
11511 register in the reload register. Remove spill registers
11512 from reg_reloaded_valid before considering whether to record
11513 inheritance information for them. Use reload_reg_rtx_for_output
11514 instead of reg_rtx when recording output reloads. Use
11515 reload_reg_rtx_for_input instead of reg_rtx when recording
11516 input reloads. Set or clear reg_reloaded_call_part_clobbered
11517 at the same time as setting reg_reloaded_valid.
11518 (delete_output_reload): Add a new_reload_reg parameter and use it
11519 instead of rld[j].reg_rtx.
11520 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
11523 2008-03-25 Tom Tromey <tromey@redhat.com>
11525 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
11526 (build/genattr.o): Likewise.
11527 (build/genattrtab.o): Likewise.
11528 (build/gencodes.o): Likewise.
11529 (build/genconfig.o): Likewise.
11530 (build/genconstants.o): Likewise.
11531 (build/genemit.o): Likewise.
11532 (build/genextract.o): Likewise.
11533 (build/genflags.o): Likewise.
11535 2008-03-25 Bob Wilson <bob.wilson@acm.org>
11537 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
11538 instead of size_int for integer types.
11539 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
11540 to match type of MINUS_EXPR.
11542 2008-03-25 Tom Tromey <tromey@redhat.com>
11544 * configure: Rebuilt.
11545 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
11548 2008-03-25 Tom Tromey <tromey@redhat.com>
11550 * config/x-solaris (host-solaris.o): Update.
11551 * config/x-linux (host-linux.o): Update.
11552 * config/x-hpux (host-hpux.o): Update.
11553 * config/x-darwin (host-darwin.o): Update.
11554 * config/v850/t-v850e (v850-c.o): Update.
11555 * config/v850/t-v850 (v850-c.o): Update.
11556 * config/t-vxworks (vxworks.o): Update.
11557 * config/t-sol2 (sol2-c.o, sol2.o): Update.
11558 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
11559 * config/spu/t-spu-elf (spu-c.o): Update.
11561 * config/sh/t-symbian (sh-c.o): Update.
11562 (symbian.o): Update.
11563 * config/sh/t-sh (sh-c.o): Update.
11564 * config/score/t-score-elf (score7.o, score3.o): Update.
11565 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
11566 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
11567 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
11568 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
11569 (rs6000.o): Remove.
11570 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11571 * config/m32c/t-m32c (m32c-pragma.o): Update.
11572 * config/ia64/t-ia64 (ia64-c.o): Update.
11573 * config/i386/x-mingw32 (host-mingw32.o): Update.
11574 * config/i386/x-i386 (driver-i386.o): Update.
11575 * config/i386/x-darwin (host-i386-darwin.o): Update.
11576 * config/i386/x-cygwin (host-cygwin.o): Update.
11577 * config/i386/t-nwld (nwld.o): Update.
11578 * config/i386/t-netware (netware.o): Update.
11579 * config/i386/t-interix (winnt.o): Update.
11580 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
11581 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
11582 msformat-c.o): Update.
11583 * config/bfin/t-bfin-linux (generated_files): Add
11584 linux-sysroot-suffix.h.
11585 * config/arm/t-wince-pe (pe.o): Update.
11586 * config/arm/t-strongarm-pe (pe.o): Update.
11587 * config/arm/t-pe (pe.o): Update.
11588 * config/arm/t-arm (arm-c.o): Update.
11589 * doc/install.texi (Prerequisites): Require make 3.80.
11590 * Makefile.in: Remove .o targets.
11591 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
11592 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
11593 (simple_generated_h, simple_generated_c): Move earlier.
11594 (generated_files): New variable.
11595 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
11596 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
11597 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
11598 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
11599 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
11600 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
11601 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
11602 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
11603 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
11604 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
11605 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
11606 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
11608 (COMPILE.base, COMPILE): New variables.
11609 (%.o): New pattern rule.
11610 (ALL_HOST_OBJS): New variable.
11611 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
11612 (dummy-checksum.o, cc1-checksum.o): Remove.
11613 (DRIVER_SHLIB): New variable.
11614 (DRIVER_DEFINES): Use it.
11615 (gencondmd.c): Move out of build/.
11616 (s-conditions): Update.
11617 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
11618 (ALL_BUILD_OBJS): Likewise.
11619 (build/%.o): Use BUILDCOMPILE.
11620 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
11621 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
11622 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
11623 build/gencheck.o, build/gencodes.o, build/genconditions.o,
11624 build/genconfig.o, build/genconstants.o, build/genemit.o,
11625 build/genextract.o, build/genflags.o, build/genmddeps.o,
11626 build/genopinit.o, build/genoutput.o, build/genpeep.o,
11627 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
11628 build/gen-protos.o, build/scan.o, build/fix-header.o,
11629 build/scan-decls.o): Simplify.
11630 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
11631 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
11632 prefix.o, toplev.o): Reduce to variable setting.
11633 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
11634 ($(out_object_file), gcc-options.o): New targets.
11635 ($(ALL_HOST_OBJS)): New target. Include dependency files.
11636 * configure: Rebuilt.
11637 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
11638 * doc/sourcebuild.texi (Front End Directory): Document new variable.
11640 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
11642 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
11643 complain when we hit an error, return ERROR_MARK_NODE.
11645 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11647 * config/sh/constraints.md (Pso, Psz): New constraints.
11648 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
11649 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
11651 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11653 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
11654 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
11656 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11658 * config/sh/sh.md (prefetch): Add condition for SH2A target.
11659 (prefetch_sh2a): New.
11661 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11662 Naveen.H.S <naveen.hs@kpitcummins.com>
11664 * config/sh/constraints.md (I28): New constraint.
11665 * config/sh/sh.c (broken_move): Add support for movi20s.
11666 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
11668 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
11669 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11670 Naveen.H.S <naveen.hs@kpitcummins.com>
11672 * config/sh/sh.c (SH_ATTRIBUTES): Define.
11673 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11674 (print_operand): Handle resbank in %@ operand code.
11675 (sh_encode_section_info): New.
11676 (push_regs): Add conditions for resbank.
11677 (sh_expand_epilogue): Likewise.
11678 (sh_insert_attributes): Likewise.
11679 (sh_attribute_table): Likewise.
11680 (sh_handle_resbank_handler_attribute): New.
11681 (sh2a_handle_function_vector_handler_attribute): New.
11682 (sh2a_is_function_vector_call): New.
11683 (sh2a_get_function_vector_number): New.
11684 (sh2a_function_vector_p): New.
11685 (sh_cfun_resbank_handler_p): New.
11686 * config/sh/sh.md (calli): Emit jsr/n if possible.
11687 (calli_tbr_rel): New.
11688 (calli_pcrel): Emit jsr/n if possible.
11689 (return_i): Emit rts/n if possible.
11690 (call_valuei_tbr_rel): New.
11691 (call_valuei_pcrel): Add condition for SH2A target.
11692 (call_value): Likewise.
11693 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
11694 (sh2a_get_function_vector_number): Likewise.
11695 (sh2a_is_function_vector_call): Likewise.
11696 * doc/extend.texi: Document TBR relative addressing of SH2A.
11697 (resbank): Add description for SH2A.
11699 2008-03-24 Richard Guenther <rguenther@suse.de>
11702 * gimplify.c (gimplify_modify_expr): For frontend type-correct
11703 pointer assignments change conversions according to middle-end rules.
11704 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
11705 * configure.ac: Include type checking in yes.
11706 * configure: Regenerate.
11708 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11710 * diagnostic.c (diagnostic_count_diagnostic): Delete.
11711 (diagnostic_report_diagnostic): Update. Handle ICEs here.
11713 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
11715 * gthr-vxworks.h (UNUSED): Define.
11717 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
11719 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
11721 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
11723 * doc/extend.texi (Function Attributes): Add missing comma in the
11724 example of the "alloc_size" attribute.
11726 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
11729 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11731 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11734 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
11737 * stor-layout.c (update_alignment_for_field): Set minimum alignment
11738 of the underlying type of a MS bitfield layout to the natural
11739 alignment of the type.
11741 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
11743 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
11744 to their natural alignment to avoid store forwarding stalls.
11746 2008-03-22 Richard Guenther <rguenther@suse.de>
11748 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
11749 For PHI nodes verify the address is invariant.
11750 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
11751 (get_symbol_constant_value): Use is_gimple_min_invariant.
11752 (maybe_fold_stmt_indirect): Likewise.
11754 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
11756 PR rtl-optimization/33927
11757 * Makefile.in (dse.o): Depend on $(TM_P_H).
11758 * expr.h (extract_low_bits): Declare.
11759 * expmed.c (extract_low_bits): New function.
11760 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
11761 * dse.c: Include tm_p.h.
11762 (find_shift_sequence): Remove the read_reg argument and return the
11763 read value. Emit the instructions instead of returning them.
11764 Iterate on new_mode rather than calculating it each time.
11765 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
11766 source to NEW_MODE and extract_low_bits to convert the shifted
11767 value to READ_MODE.
11768 (replace_read): Allow the load and store to have different mode
11769 classes. Use extract_low_bits when SHIFT == 0. Create the shift
11770 or extraction instructions before trying the replacement. Update
11771 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
11773 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
11775 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
11776 to their natural alignment to avoid store forwarding stalls.
11778 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11781 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
11782 encouraging but not allowing gprs for input;
11783 change the input constraint to !f#r.
11784 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
11786 change the output constraint to !f#r.
11788 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
11791 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
11792 corresponding post-reload splitters.
11793 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
11794 when x87 FP math is selected.
11795 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
11796 New function prototype.
11797 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
11798 unreachable function to ease macroization of insn patterns.
11800 2008-03-21 Martin Jambor <mjambor@suse.cz>
11802 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
11803 reference dumps if ddr is NULL or dependence is unknown.
11805 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
11807 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
11808 unsigned extension into account.
11809 (ATOMIC_COMPARE_AND_SWAP): Likewise.
11810 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
11811 Do computations on a scratch register.
11813 2008-03-21 Richard Guenther <rguenther@suse.de>
11815 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11816 Use is_gimple_min_invariant instead of TREE_INVARIANT.
11817 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
11818 * tree-ssa-dom.c (record_equality): Likewise.
11819 * tree-inline.c (copy_body_r): Likewise.
11820 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
11823 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
11825 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
11826 as 'delete_unused' argument.
11828 2008-03-20 Richard Guenther <rguenther@suse.de>
11830 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11831 special casing of constant qualifiers.
11832 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
11833 care about them in general.
11834 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
11835 regardless of their type.
11836 (fold_stmt_r): Forcefully fold *& if we end up with that.
11838 2008-03-20 Paul Brook <paul@codesourcery.com>
11840 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
11841 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
11843 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
11845 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
11846 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
11848 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
11850 * common.opt (Wmudflap): New option.
11851 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
11852 (mx_register_decls): Likewise.
11853 (mudflap_finish_file): Likewise.
11854 * doc/invoke.texi: Document -Wno-mudflap.
11856 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
11858 * c-format.c (replace_format_name_to_system_name): New.
11859 (cmp_attribs): New.
11860 (convert_format_name_to_system_name): New.
11861 (decode_format_attr): Add use of convert_format_name_to_system_name.
11862 (format_types_orig): Add gnu_ prefix to names.
11863 (check_format_info_main): Special treating of \0 escaped names for
11864 supporting multi-character format specifiers as I32, I64.
11865 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
11866 (gnu_target_overrides_format_attributes): New.
11867 * c-format.h: Add structure target_ovr_attr to hold
11868 system specific formatter names.
11869 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
11870 msformat-c.o file to c_target_objs and cxx_target_objs.
11871 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
11872 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
11873 (TARGET_N_FORMAT_TYPES): New.
11874 * config/i386/msformat-c.c: New.
11875 * config/i386/t-cygming: Add build rule for msformat-c.o.
11876 * doc/extend.texi: Add new format names gnu_* and ms_* and
11878 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
11880 2008-03-20 Ira Rosen <irar@il.ibm.com>
11882 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
11883 optimizations turned on under -O3.
11884 (ftree-vectorize): Add that the flag is turned on with -O3.
11886 2008-03-20 Ben Elliston <bje@au.ibm.com>
11888 * regmove.c (try_auto_increment): Fix spelling error in comment.
11889 * final.c (final_scan_insn): Likewise.
11891 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
11894 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
11895 allocator preferences for "y" and "r" class registers.
11896 ("*mov<mode>_internal"): Ditto.
11897 ("*movv2sf_internal_rex64"): Ditto.
11898 ("*movv2sf_internal"): Ditto.
11900 2008-03-19 Michael Matz <matz@suse.de>
11902 PR middle-end/35616
11903 * calls.c (expand_call): Check overlap of arguments with call
11904 address for sibcalls.
11906 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
11909 * stor-layout.c (update_alignment_for_field): Set minimum alignment
11910 of the underlying type of a MS bitfield layout to the natural
11911 alignment of the type.
11913 2008-03-19 Jan Hubicka <jh@suse.cz>
11916 * toplev.c (decode_d_option): Handle all CPP flags.
11917 * tree-vrp.c: Update tree_pass descriptors.
11918 * regrename.c: Update tree_pass descriptors.
11919 * fwprop.c: Update tree_pass descriptors.
11920 * doc/invoke.texi: Remove documentation of dropped -d? flags.
11921 * tree-into-ssa.c: Update tree_pass descriptors.
11922 * tree-dump.c: Update tree_pass descriptors.
11923 * tree-complex.c: Update tree_pass descriptors.
11924 * tree-dump.h: Update tree_pass descriptors.
11925 * see.c: Update tree_pass descriptors.
11926 * cgraphbuild.c: Update tree_pass descriptors.
11927 * tracer.c: Update tree_pass descriptors.
11928 * tree-loop-distribution.c: Update tree_pass descriptors.
11929 * cgraph.c: Update tree_pass descriptors.
11930 * postreload-gcse.c: Update tree_pass descriptors.
11931 * postreload.c: Update tree_pass descriptors.
11932 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
11933 * tree-tailcall.c: Update tree_pass descriptors.
11934 * tree-pass.h (tree_opt_pass): Rename to ...
11935 (opt_pass) ... this one; add "type" field and remove letter field.
11936 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
11937 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
11938 all_lowering_passes): Update declaration.
11939 * ipa-cp.c: Update tree_pass descriptors.
11940 * final.c: Update tree_pass descriptors.
11941 * omp-low.c: Update tree_pass descriptors.
11942 * tree-ssa-dse.c: Update tree_pass descriptors.
11943 * ipa-reference.c: Update tree_pass descriptors.
11944 * tree-ssa-uncprop.c: Update tree_pass descriptors.
11945 * auto-inc-dec.c: Update tree_pass descriptors.
11946 * reorg.c: Update tree_pass descriptors.
11947 * cgraphunit.c: Update tree_pass descriptors.
11948 * tree-ssa-copyrename.c: Update tree_pass descriptors.
11949 * tree-ssa-ccp.c: Update tree_pass descriptors.
11950 * df-core.c: Update tree_pass descriptors.
11951 * mode-switching.c: Update tree_pass descriptors.
11952 * tree-nomudflap.c: Update tree_pass descriptors.
11953 * modulo-sched.c: Update tree_pass descriptors.
11954 * ipa-pure-const.c: Update tree_pass descriptors.
11955 * cse.c: Update tree_pass descriptors.
11956 * web.c: Update tree_pass descriptors.
11957 * tree-stdarg.c: Update tree_pass descriptors.
11958 * tree-ssa-math-opts.c: Update tree_pass descriptors.
11959 * tree-ssa-dom.c: Update tree_pass descriptors.
11960 * tree-nrv.c: Update tree_pass descriptors.
11961 * tree-ssa-alias.c: Update tree_pass descriptors.
11962 * loop-init.c: Update tree_pass descriptors.
11963 * gimple-low.c: Update tree_pass descriptors.
11964 * ipa-inline.c: Update tree_pass descriptors.
11965 * tree-ssa-sink.c: Update tree_pass descriptors.
11966 * global.c: Update tree_pass descriptors.
11967 * ifcvt.c: Update tree_pass descriptors.
11968 * jump.c: Update tree_pass descriptors.
11969 * predict.c: Update tree_pass descriptors.
11970 * tree-ssa-loop.c: Update tree_pass descriptors.
11971 * recog.c: Update tree_pass descriptors.
11972 * dse.c: Update tree_pass descriptors.
11973 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
11974 * tree-eh.c: Update tree_pass descriptors.
11975 * regmove.c: Update tree_pass descriptors.
11977 * function.c: Update tree_pass descriptors.
11978 * tree-vectorizer.c: Update tree_pass descriptors.
11979 * gcse.c: Update tree_pass descriptors.
11980 * ipa-type-escape.c: Update tree_pass descriptors.
11981 * tree-if-conv.c: Update tree_pass descriptors.
11982 * init-regs.c: Update tree_pass descriptors.
11983 * ipa.c: Update tree_pass descriptors.
11984 * tree-ssa-phiopt.c: Update tree_pass descriptors.
11985 * rtl-factoring.c: Update tree_pass descriptors.
11986 * lower-subreg.c: Update tree_pass descriptors.
11987 * bt-load.c: Update tree_pass descriptors.
11988 * tree-dfa.c: Update tree_pass descriptors.
11989 * except.c: Update tree_pass descriptors.
11990 * emit-rtl.c: Update tree_pass descriptors.
11991 * cfgexpand.c: Update tree_pass descriptors.
11992 * tree-cfgcleanup.c: Update tree_pass descriptors.
11993 * cfgcleanup.c: Update tree_pass descriptors.
11994 * tree-ssa-pre.c: Update tree_pass descriptors.
11995 * tree-sra.c: Update tree_pass descriptors.
11996 * tree-mudflap.c: Update tree_pass descriptors.
11997 * tree-ssa-copy.c: Update tree_pass descriptors.
11998 * cfglayout.c: Update tree_pass descriptors.
11999 * tree-ssa-forwprop.c: Update tree_pass descriptors.
12000 * tree-ssa-dce.c: Update tree_pass descriptors.
12001 * tree-ssa.c: Update tree_pass descriptors.
12002 * regclass.c: Update tree_pass descriptors.
12003 * integrate.c: Update tree_pass descriptors.
12004 * tree-optimize.c: Update tree_pass descriptors.
12005 * tree-ssa-phiprop.c: Update tree_pass descriptors.
12006 * tree-object-size.c: Update tree_pass descriptors.
12007 * combine.c: Update tree_pass descriptors.
12008 * tree-outof-ssa.c: Update tree_pass descriptors.
12009 * bb-reorder.c: Update tree_pass descriptors.
12010 * stack-ptr-mod.c: Update tree_pass descriptors.
12011 * var-tracking.c: Update tree_pass descriptors.
12012 * tree-profile.c: Update tree_pass descriptors.
12013 * tree-vect-generic.c: Update tree_pass descriptors.
12014 * reg-stack.c: Update tree_pass descriptors.
12015 * sched-rgn.c: Update tree_pass descriptors.
12016 * tree-ssa-structalias.c: Update tree_pass descriptors.
12017 * tree-cfg.c: Update tree_pass descriptors.
12018 * passes.c (current_pass): Update declaration.
12019 (finish_optimization_passes): Update.
12020 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
12021 (register_one_dump_file, register_dump_files_1, next_pass_1):
12023 (init_optimization_passes): Update handling of new types.
12024 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
12025 * ipa-struct-reorg.c: Update tree_pass descriptors.
12026 * tree-ssa-reassoc.c: Update tree_pass descriptors.
12027 * combine-stack-adj.c: Update tree_pass descriptors.
12028 * cfgrtl.c: Update tree_pass descriptors.
12029 * dce.c: Update tree_pass descriptors.
12030 * tree-ssanames.c: Update tree_pass descriptors.
12032 2008-03-19 Richard Guenther <rguenther@suse.de>
12034 PR middle-end/35609
12035 * tree-ssa.c (walk_data): New structure.
12036 (warn_uninitialized_var): If not always_executed warn with "maybe"
12038 (execute_early_warn_uninitialized): Compute post-dominators.
12039 Initialize always_executed before processing each basic block.
12041 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12044 * config/i386/i386.c (x86_this_parameter): Calculate correct location
12045 of "this" pointer when "regparm = N" or "fastcall" is in effect.
12047 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12049 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
12051 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
12053 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
12055 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
12056 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
12057 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
12058 target after ignore has been set, and move there also the commputation
12059 of subtarget and original_target.
12060 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
12061 (LANG_HOOKS_INITIALIZER): Remove it.
12062 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
12064 2008-03-18 Richard Guenther <rguenther@suse.de>
12066 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12067 found an expression with constants, note that in the VN for the lhs.
12068 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12069 fold them to constants if possible. Run cleanup_cfg if done so.
12070 (execute_pre): Return todo.
12071 (do_pre): Likewise.
12072 (execute_fre): Likewise.
12073 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12075 (get_prop_source_stmt): Look through pointer conversions.
12077 2008-03-18 Jan Hubicka <jh@suse.cz>
12079 * tree-pretty-print.c: Include predict.h.
12080 (dump_generic_node): Dump predictor.
12081 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12082 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12083 * gimple-low.c (lower_stmt): Likewise.
12084 * expr.c (expand_expr_real): Likewise.
12085 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12087 (build_predict_expr, build_predict_expr): New.
12088 * predict.h (predictor_name, build_predict_expr): Update.
12089 * c-typeck.c (c_finish_bc_stmt): Add prediction.
12090 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
12091 * predict.def (PRED_CONTINUE): Update hitrate.
12092 * tree.def (PREDICT_EXPR): Define.
12093 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
12094 do not handle BIND_EXPR.
12095 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
12096 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
12097 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
12100 2008-03-18 Michael Matz <matz@suse.de>
12102 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
12104 2008-03-18 Richard Guenther <rguenther@suse.de>
12106 * tree-gimple.h (is_gimple_invariant_address): Declare.
12107 (is_gimple_constant): Likewise.
12108 * tree-gimple.c (is_gimple_constant): New function.
12109 (is_gimple_invariant_address): Likewise.
12110 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
12111 and is_gimple_invariant_address.
12112 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
12114 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
12115 an addressable base.
12117 2008-03-18 Jakub Jelinek <jakub@redhat.com>
12119 PR middle-end/35611
12120 * gimplify.c (gimplify_expr): Gimplify second operand of
12123 2008-03-17 Richard Guenther <rguenther@suse.de>
12125 PR tree-optimization/19637
12126 * fold-const.c (fold_unary): Remove restrictions of removing
12127 intermediate pointer-conversions (P2)(P1)P0.
12128 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
12129 conversion to void pointer.
12130 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
12132 2008-03-16 James E. Wilson <wilson@tuliptree.org>
12135 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
12136 emulated thread local variables.
12138 2008-03-16 Richard Guenther <rguenther@suse.de>
12140 PR middle-end/35607
12141 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
12142 expand TREE_INVARIANT operations that are not gimple invariant.
12144 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
12146 * doc/extend.texi (Alignment): Say that the ABI controls
12147 the __alignof__ for non-strict-alignment targets rather
12148 than being a recommendation.
12150 2008-03-15 Paul Brook <paul@codesourcery.com>
12152 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
12154 (arm_output_fn_unwind): Mark functions that can not be unwound.
12156 2008-03-15 Paul Brook <paul@codesourcery.com>
12158 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
12159 extension instructions.
12161 2008-03-15 Richard Guenther <rguenther@suse.de>
12163 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
12164 and fold constant aggregate refs.
12165 (fold_const_aggregate_ref): Handle string constants
12166 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
12167 (evaluate_stmt): Simplify now that ccp_fold folds constant
12170 2008-03-15 Paul Brook <paul@codesourcery.com>
12172 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
12173 (extzv): Use gen_extzv_t2.
12174 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
12176 2008-03-15 Richard Guenther <rguenther@suse.de>
12178 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
12179 (fold_const_aggregate_ref): Likewise.
12180 (get_value): Return NULL if we don't have any values.
12181 (ccp_finalize): Set const_val to NULL after freeing it.
12182 * tree-flow.h (get_symbol_constant_value): Declare.
12183 (fold_const_aggregate_ref): Likewise.
12184 * tree-ssa-sccvn.c (try_to_simplify): Use them.
12186 2008-03-15 Richard Guenther <rguenther@suse.de>
12188 PR middle-end/35593
12189 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
12190 to not produce negative array indices if not allowed. Add
12191 parameter to indicate that.
12192 (maybe_fold_offset_to_component_ref): Allow negative array
12193 indices only for the first member of a structure.
12194 (maybe_fold_offset_to_reference): Allow negative array indices.
12195 (maybe_fold_stmt_addition): Likewise.
12197 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
12198 Anatoly Sokolov <aesok@post.ru>
12200 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
12201 (avr_arch): Add ARCH_AVR6.
12202 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
12203 (initial_elimination_offset): Initialize and use 'avr_pc_size'
12204 instead of fixed value 2.
12205 (print_operand_address): Use gs() asm specifier instead of pm().
12206 (avr_assemble_integer): (Ditto.).
12207 (avr_output_addr_vec_elt): (Ditto.).
12208 (print_operand): Handle "!" code.
12209 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
12210 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
12211 (AVR_HAVE_EIJMP_EICALL): Define.
12212 (AVR_3_BYTE_PC): Redefine.
12213 (AVR_2_BYTE_PC): (Ditto.).
12214 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
12215 (LINK_SPEC): Add atmega2560 and atmega2561.
12216 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
12218 * config/avr/avr.md (call_insn): Use eicall instead of icall
12219 for 3 byte PC devices.
12220 (call_value_insn): (Ditto.).
12221 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
12222 (indirect_jump): Use only for for 2 byte PC devices.
12223 (*tablejump): (Ditto.).
12224 (*indirect_jump_avr6): Add insn.
12225 (*tablejump_rjmp): Don't use for 3 byte PC devices.
12226 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
12227 instead of ijmp for 3 byte PC devices.
12228 (__tablejump2__): (Ditto.).
12229 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
12230 (MULITLIB_DIRNAMES): (Ditto.).
12231 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
12233 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
12235 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
12236 "sse2_umulsidi3". Use V1DI mode for operand 0.
12237 ("mmx_psadbw"): Use V1DI mode for operand 0.
12238 * config/i386/i386-modes.def (V1SI): New vector mode.
12239 * config/i386/i386.c (struct builtin_description)
12240 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
12241 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
12242 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
12243 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
12244 v1di_ftype_v8qi_v8qi type.
12245 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
12247 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
12248 __builtin_ia32_pmuludq]: Fix the mode of return value.
12250 2008-03-15 Richard Guenther <rguenther@suse.de>
12252 PR middle-end/35595
12253 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
12256 2008-03-14 Bob Wilson <bob.wilson@acm.org>
12258 * doc/invoke.texi (Option Summary, Xtensa Options): Document
12259 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
12260 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
12261 unless TARGET_SERIALIZE_VOLATILE is enabled.
12262 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
12263 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
12264 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
12266 2008-03-14 Richard Guenther <rguenther@suse.de>
12268 PR tree-optimization/34172
12269 * tree-flow.h (refs_may_alias_p): Declare.
12270 (get_single_def_stmt): Likewise.
12271 (get_single_def_stmt_from_phi): Likewise.
12272 (get_single_def_stmt_with_phi): Likewise.
12273 * tree-dfa.c (refs_may_alias_p): New function.
12274 (get_single_def_stmt): Likewise.
12275 (get_single_def_stmt_from_phi): Likewise.
12276 (get_single_def_stmt_with_phi): Likewise.
12277 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
12278 (vn_reference_lookup_1): New helper function.
12279 (vn_reference_lookup): Walk the virtual use-def chain to
12280 continue searching for a match if the def does not alias the
12281 reference we are looking for.
12283 2008-03-14 David Edelsohn <edelsohn@gnu.org>
12285 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
12286 archive and Perzl. Update The Written Word listing.
12288 2008-03-14 Richard Guenther <rguenther@suse.de>
12290 PR tree-optimization/34043
12291 PR tree-optimization/33989
12292 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
12294 (bitmap_find_leader): Use extra argument to verify dominance
12295 relationship inside a basic-block.
12296 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
12297 (find_leader_in_sets): Adjust.
12298 (create_component_ref_by_pieces): Take extra argument for
12299 dominance check, handle lookup failures.
12300 (find_or_generate_expression): Likewise.
12301 (create_expression_by_pieces): Likewise.
12302 (insert_into_preds_of_block): Adjust.
12303 (create_value_expr_from): If asked for, verify all operands
12304 are in the blocks AVAIL_OUT set.
12305 (make_values_for_stmt): Check for SSA_NAMEs that are life
12306 over an abnormal edge.
12307 (compute_avail): Remove such check.
12308 (do_SCCVN_insertion): New function.
12309 (eliminate): If we do not find a leader suitable for replacement
12310 insert a replacement expression from SCCVN if available.
12311 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
12312 (struct vn_ssa_aux): Add needs_insertion flag.
12313 * tree-ssa-sccvn.c (may_insert): New global flag.
12314 (copy_reference_ops_from_ref): Value-number union member access
12315 based on its size, not type and member if insertion is allowed.
12316 (visit_reference_op_load): For a weak match from union type
12317 punning lookup a view-converted value and insert a SSA_NAME
12318 for that value if that is not found.
12319 (visit_use): Make dumps shorter. Do not disallow value numbering
12320 SSA_NAMEs that are life over an abnormal edge to constants.
12321 (free_scc_vn): Release inserted SSA_NAMEs.
12322 (run_scc_vn): New flag to specify whether insertion is allowed.
12323 Process SSA_NAMEs in forward order.
12324 * tree-ssa-loop-im.c (for_each_index): Handle invariant
12325 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
12326 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
12327 pointer type to/from integral types that do not change the
12328 precision to regular conversions.
12330 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12332 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12333 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12334 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
12335 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
12336 input arguments and the mode of return value. Built-in functions
12337 that operate on whole 64-bit MMX register now use V1DI mode.
12339 2008-03-13 Alon Dayan <alond@il.ibm.com>
12340 Olga Golovanevsky <olga@il.ibm.com>
12342 PR tree-optimization/35041
12343 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
12344 to locate the right position in a statement.
12346 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12350 * config/i386/xmmintrin.h: Change all static inline functions to
12351 extern inline and add __gnu_inline__ attribute.
12352 * config/i386/bmintrin.h: Ditto.
12353 * config/i386/smmintrin.h: Ditto.
12354 * config/i386/tmmintrin.h: Ditto.
12355 * config/i386/mmintrin-common.h: Ditto.
12356 * config/i386/ammintrin.h: Ditto.
12357 * config/i386/emmintrin.h: Ditto.
12358 * config/i386/pmmintrin.h: Ditto.
12359 * config/i386/mmintrin.h: Ditto.
12360 * config/i386/mm3dnow.h: Ditto.
12362 2008-03-13 Jakub Jelinek <jakub@redhat.com>
12364 PR middle-end/35185
12365 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
12366 (lower_omp_2): New function.
12367 (lower_omp_1, lower_omp): Rewritten.
12369 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
12372 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
12373 with the phrase "Microsoft Windows compilers".
12374 (Push/Pop Macro Pragmas): New subsection. Document
12375 #pragma push_macro and pragma pop_macro.
12377 2008-03-12 Paul Brook <paul@codesourcery.com>
12379 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
12381 2008-03-12 Paul Brook <paul@codesourcery.com>
12383 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
12384 (thumb2_alusi3_short): Exclude PLUS and MINUS.
12385 (thumb2_addsi_shortim): Rename ...
12386 (thumb2_addsi_short): ... to this. Allow register operands.
12387 (thumb2_subsi_short): New pattern.
12388 (thumb2_one_cmplsi2_short,
12389 thumb2_negsi2_short): New patterns and peepholes.
12391 2008-03-12 Paul Brook <paul@codesourcery.com>
12393 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
12395 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
12397 * config/i386/i386.md (int_cond): New code iterator.
12399 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
12400 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
12401 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
12402 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
12403 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
12404 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
12405 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12406 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
12408 2008-03-12 Paul Brook <paul@codesourcery.com>
12410 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
12411 instead of {arm,thumb}_compute_save_reg_mask.
12412 (output_return_instruction): Ditto.
12413 (thumb_unexpanded_epilogue): Ditto.
12414 (thumb1_expand_prologue): Ditto.
12415 (thumb1_output_function_prologue): Ditto.
12416 (arm_set_return_address): Ditto.
12417 (thumb_set_return_address): Ditto.
12418 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
12419 regs to achieve stack alignment.
12420 (thumb1_compute_save_reg_mask): Fix compiler warning.
12421 (arm_output_epilogue): Use offsets->saved_regs_mask.
12422 Adjust stack pointer by poping call clobered registers.
12423 (arm_expand_prologue): Use offsets->saved_regs_mask.
12424 Adjust stack pointer by pushing extra registers.
12425 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
12427 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
12430 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
12431 conversion to the operands of a multiplication.
12433 2008-03-12 Richard Guenther <rguenther@suse.de>
12435 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
12436 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
12437 * timevar.def (TV_TREE_PHIPROP): Add.
12438 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
12439 pass description. Use TV_TREE_PHIPROP.
12440 * tree-ssa-forwprop.c: Remove phiprop code.
12442 2008-03-12 Jakub Jelinek <jakub@redhat.com>
12444 PR middle-end/35549
12445 * omp-low.c (maybe_lookup_decl): Constify first argument.
12446 (use_pointer_for_field): Change last argument from bool to
12447 omp_context *. Disallow shared copy-in/out in nested
12448 parallel if decl is shared in outer parallel too.
12449 (build_outer_var_ref, scan_sharing_clauses,
12450 lower_rec_input_clauses, lower_copyprivate_clauses,
12451 lower_send_clauses, lower_send_shared_vars): Adjust callers.
12453 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
12454 Ira Rosen <irar@il.ibm.com>
12456 * tree-vectorizer.c (free_stmt_vec_info): New function.
12457 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
12458 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
12459 * tree-vectorizer.h (free_stmt_vec_info): Declare.
12460 * tree-vect-transform.c (vectorizable_conversion): Free
12461 vec_oprnds0 if it was allocated.
12462 (vect_permute_store_chain): Remove unused VECs.
12463 (vectorizable_store): Free VECs that are allocated in the..
12465 (vect_transform_strided_load, vectorizable_load): Likewise.
12466 (vect_remove_stores): Simplify the code.
12467 (vect_transform_loop): Move code to vect_remove_stores().
12468 Call vect_remove_stores() and free_stmt_vec_info().
12470 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12472 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
12473 TARGET_HPUX. Revise comment.
12474 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
12475 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
12476 Use sr4 variant of `be' instruction when not generating PIC code.
12477 (attr_length_call): Adjust for above change.
12479 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12481 * ipa-reference.c (static_execute): Remove module_statics_const and
12482 associated setting code.
12484 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12487 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
12488 predicate for operand 1.
12489 (paritysi2_cmp): Use register_operand predicate for operand 2.
12490 Use earlyclobber modifier for operand 1. Remove support for
12492 (paritydi2_cmp): Use register_operand predicate for operand 3.
12493 Use earlyclobber modifier for operand 1. Remove support for
12496 2008-03-11 Paul Brook <paul@codesourcery.com>
12497 Vladimir Prus <vladimir@codesourcery.com>
12499 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
12500 (arm_compute_save_reg0_reg12_mask): Always
12501 check if register 11 must be saved. Always safe hard frame pointer
12502 when frame_pointer_needeed.
12503 (arm_compute_save_reg_mask): Save IP and PC
12504 only with apcs frames.
12505 (arm_output_epilogue): Adjust Thumb2 codepath to
12506 be also invoked and work for ARM non-apcs frames.
12507 (arm_expand_prologue): Don't bother saving IP
12508 for non-apcs frame, since it's not clobbered by
12509 prologue code. Implement non-apcs frame
12512 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12514 PR rtl-optimization/35281
12515 * expr.c (convert_move): Use a new pseudo for the intermediate
12516 from_mode->word_mode result.
12518 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12520 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
12521 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
12522 * toplev.c (compile_file): Don't call it.
12524 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12526 PR middle-end/35526
12527 * expr.c (store_expr): Call emit_block_move if the mode
12528 of "temp" RTX is BLKmode.
12530 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12531 Richard Guenther <rguenther@suse.de>
12533 PR tree-optimization/31358
12534 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
12535 the step with a NULL_TREE.
12536 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
12537 to sizetype if type is a pointer type.
12538 (add_candidate_1): Don't convert the base and step to
12539 the generic type if the orginal type is a pointer type.
12540 (add_iv_value_candidates): Use sizetype for the step
12541 if type is a pointer type.
12542 (cand_value_at): Likewise.
12543 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12545 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
12546 Don't convert the tem affine to the type.
12547 (add_elt_to_tree): Use sizetype for the step if a pointer.
12548 Use POINTER_PLUS_EXPR for pointers.
12549 (aff_combination_to_tree): Use sizetype for the step if a
12552 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
12554 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
12555 Remove commutativity hint.
12557 2008-03-10 Jakub Jelinek <jakub@redhat.com>
12561 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
12562 errorneous type. Check that v is a VAR_DECL.
12564 PR middle-end/35099
12565 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
12567 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
12569 PR tree-optimization/35494
12570 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
12571 may be overriden at link and run time.
12573 2008-03-10 Richard Guenther <rguenther@suse.de>
12575 PR tree-optimization/34677
12576 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
12577 (poolify_tree): Likewise.
12578 (modify_expr_template): Likewise.
12579 (poolify_modify_stmt): Likewise.
12580 (insert_fake_stores): Handle all component-ref style stores
12581 in addition to INDIRECT_REF. Also handle complex types.
12582 Do not poolify the inserted load.
12583 (realify_fake_stores): Do not rebuild the tree but only
12584 make it a SSA_NAME copy.
12585 (init_pre): Remove initialzation of modify_expr_template.
12586 Do not allocate modify_expr_node_pool.
12587 (fini_pre): Do not free modify_expr_node_pool.
12589 2008-03-10 Paul Brook <paul@codesourcery.com>
12591 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
12592 to avoid conflicts.
12594 2008-03-10 Paul Brook <paul@codesourcery.com>
12595 Mark Shinwell <shinwell@codesourcery.com>
12597 * config/arm/cortex-r4.md: New.
12598 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
12600 * config/arm/arm.md: Include cortex-r4.md.
12601 (insn): Add smmls, sdiv and udiv values.
12602 (generic_sched): Don't use generic scheduling for Cortex-R4.
12603 (arm_issue_rate): New function.
12604 (TARGET_SCHED_ISSUE_RATE): Define.
12606 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
12608 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
12610 2008-03-10 Richard Guenther <rguenther@suse.de>
12612 * tree-ssa-pre.c (get_sccvn_value): Simplify.
12613 (compute_avail): Do not add stmt uses to AVAIL_OUT.
12615 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
12617 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
12618 Set default to true.
12620 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12622 * c.opt (Wsynth): Deprecate.
12623 * doc/invoke.texi (Option Summary, Warning Options): Document
12624 -Wno-format-contains-nul.
12626 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
12629 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
12630 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
12632 2008-03-09 Ira Rosen <irar@il.ibm.com>
12634 * config/rs6000/rs6000.c (builtin_description): Rename vector
12635 left shift operations.
12636 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
12637 (altivec_vsl<VI_char>): Rename to ...
12638 (ashl<mode>3): ... new name.
12639 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
12641 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
12643 2008-03-08 Richard Guenther <rguenther@suse.de>
12645 * coverage.h (tree_coverage_counter_addr): Declare.
12646 * coverage.c (tree_coverage_counter_addr): New function.
12647 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
12648 before using again.
12649 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
12650 (tree_gen_one_value_profiler): Likewise.
12651 (tree_gen_ic_profiler): Likewise.
12652 (tree_gen_average_profiler): Likewise.
12653 (tree_gen_ior_profiler): Likewise.
12655 2008-03-08 Richard Guenther <rguenther@suse.de>
12657 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
12658 (vn_binary_op_insert): Likewise.
12659 (vn_unary_op_lookup): Likewise.
12660 (vn_unary_op_insert): Likewise.
12661 (vn_nary_op_lookup): Declare.
12662 (vn_nary_op_insert): Likewise.
12663 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
12664 and binary hashes, use a single obstack for unary_op_pool
12665 and binary_op_pool.
12666 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
12667 a single struct vn_nary_op_s. Store tree code length and
12668 a variable number of operands.
12669 (struct vn_reference_op_struct): Remove unused op2.
12670 (vn_reference_op_eq): Do not compare op2.
12671 (vn_reference_op_compute_hash): Do not compute hash of op2.
12672 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
12673 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
12674 with vn_nary_op_compute_hash.
12675 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
12676 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
12678 (vn_unary_op_insert, vn_binary_op_insert): Replace with
12680 (visit_unary_op): Call nary functions.
12681 (visit_binary_op): Likewise.
12682 (process_scc): Adjust for struct vn_tables_s changes.
12683 (allocate_vn_table): Likewise.
12684 (free_vn_table): Likewise.
12685 * tree-vn.c (vn_add): Call nary functions.
12686 (vn_lookup): Likewise.
12688 2008-03-08 Jakub Jelinek <jakub@redhat.com>
12691 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
12692 wdst back after sync_compare_and_swapqhi_internal.
12694 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
12697 * config/i386/i386-modes.def (V1DI): New vector mode.
12698 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
12699 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
12700 (MMXMODE248): Ditto.
12701 (MMXMODE): Add V1DI mode.
12702 (mmxvecsize): Change DI mode to V1DI mode.
12703 ("mov<mode>): Use MMXMODEI8 mode iterator.
12704 ("*mov<mode>_internal_rex64"): Ditto.
12705 ("*mov<mode>_internal"): Ditto.
12706 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
12707 ("mmx_sub<mode>3"): Ditto.
12708 ("mmx_adddi3"): Remove insn pattern.
12709 ("mmx_subdi3"): Ditto.
12710 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
12711 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
12712 ("mmx_ashl<mode>3"): Ditto.
12713 ("mmx_lshrdi3"): Remove insn pattern.
12714 ("mmx_ashldi3"): Ditto.
12715 * config/i386/i386.c (classify_argument): Handle V1DImode.
12716 (function_arg_advance_32): Ditto.
12717 (function_arg_32): Ditto.
12718 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
12719 mmx_addv1di3 insn pattern.
12720 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
12721 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
12722 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
12723 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
12724 Remove definitions of built-in functions.
12725 (V1DI_type_node): New node.
12726 (v1di_ftype_v1di_int): Ditto.
12727 (v1di_ftype_v1di_v1di): Ditto.
12728 (v2si_ftype_v2si_si): Ditto.
12729 (v4hi_ftype_v4hi_di): Remove node.
12730 (v2si_ftype_v2si_di): Ditto.
12731 (ix86_init_mmx_sse_builtins): Handle V1DImode.
12732 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
12733 Redefine builtins using def_builtin_const with *_ftype_*_int node.
12734 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
12735 Add new builtins using def_builtin_const.
12736 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
12737 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
12738 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
12739 * config/i386/mmintrin.h (__v1di): New typedef.
12740 (_mm_add_si64): Cast arguments to __v1di type.
12741 (_mm_sub_si64): Ditto.
12742 (_mm_sll_pi16): Cast __count to __v4hi type.
12743 (_mm_sll_pi32): Cast __count to __v2si type.
12744 (_mm_sll_si64): Cast arguments to __v1di type.
12745 (_mm_srl_pi16): Cast __count to __v4hi type.
12746 (_mm_srl_pi32): Cast __count to __v2si type.
12747 (_mm_srl_si64): Cast arguments to __v1di type.
12748 (_mm_sra_pi16): Cast __count to __v4hi type.
12749 (_mm_sra_pi32): Cast __count to __v2si type.
12750 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
12751 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
12752 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
12753 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
12754 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
12755 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
12756 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
12757 (_mm_srai_pi32): Use __builtin_ia32_psradi.
12758 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
12759 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12760 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12761 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
12763 2008-03-07 Joseph Myers <joseph@codesourcery.com>
12765 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
12767 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
12770 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
12771 reg+const addressing for Altivec modes. Don't generate reg+reg
12772 addressing for TFmode or TDmode quantities.
12774 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
12776 * c-common.c (vector_types_convertible_p): Call langhook
12777 instead of comptypes.
12779 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12782 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
12783 integral and scalar float variables which have a
12786 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
12788 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
12789 dwarf_register_span hook when emitting unwind information for
12790 register-to-memory saves.
12791 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
12792 (rs6000_frame_related): Remove call to spe_synthesize_frame.
12794 2008-03-06 Jakub Jelinek <jakub@redhat.com>
12796 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
12797 for the same VAR_DECL.
12799 2008-03-06 Tom Tromey <tromey@redhat.com>
12801 * treelang: Delete.
12802 * doc/standards.texi (Standards): Don't mention treelang.
12803 * doc/invoke.texi (Overall Options): Don't mention treelang.
12804 * doc/install.texi (Prerequisites): Don't mention bison or
12806 (Configuration): Don't mention treelang.
12807 (Building): Likewise.
12808 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
12810 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
12812 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
12813 word-extractions out of a multi-word object.
12815 2008-03-06 Richard Guenther <rguenther@suse.de>
12817 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
12818 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
12819 result type and precision.
12820 * expr.c (get_inner_reference): Set unsignedp based on the result
12821 type of BIT_FIELD_REF.
12822 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
12823 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
12824 (try_instantiate_multiple_fields): Likewise. Use the correct type
12826 (sra_build_assignment): Likewise.
12827 (sra_build_elt_assignment): Likewise.
12828 (sra_explode_bitfield_assignment): Likewise.
12829 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
12830 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
12831 set BIT_FIELD_REF_UNSIGNED.
12832 (vectorizable_load): Likewise.
12834 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
12836 * cse.c (cse_extended_basic_block): Invalidate artificial defs
12839 2008-03-06 Richard Guenther <rguenther@suse.de>
12841 * alias.c (struct alias_set_entry): Move has_zero_child field
12842 to pack with alias_set.
12844 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
12846 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12849 2008-03-05 Ian Lance Taylor <iant@google.com>
12851 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
12853 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
12855 * fwprop.c (update_df): Support width and offset parameters of
12857 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
12858 global_conflicts): Change DF_REF_EXTRACT to either
12859 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12860 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12861 * df-scan.c (df_ref_record, df_defs_record,
12862 df_ref_create_structure, df_def_record_1, df_uses_record,
12863 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
12864 df_bb_refs_collect, df_entry_block_defs_collect,
12865 df_exit_block_uses_collect): Support new width and offset fields.
12866 (ref_extract_pool): New storage pool.
12867 (df_free_ref): New function.
12868 (df_reg_chain_unlink, df_free_collection_rec,
12869 df_sort_and_compress_refs): Call df_free_ref.
12870 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
12872 (df_ref_create_structure): Allocate df_ref_extract if offset and
12873 width fields are used.
12874 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
12875 (df_uses_record): Get offset and width from ZERO_EXTRACT
12877 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
12878 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12879 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12880 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
12881 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12882 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
12883 (df_ref_extract): New structure.
12884 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
12885 (df_ref_create): Add width and offset parameters.
12887 2008-03-05 Richard Guenther <rguenther@suse.de>
12889 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12890 Use ranges_overlap_p.
12891 (offset_overlaps_with_access): Rename
12892 to ranges_overlap_p and move ...
12893 * tree-flow-inline.h (ranges_overlap_p): ... here.
12895 * tree.h (get_inner_reference, handled_component_p): Update
12898 * tree.h (record_component_aliases, get_alias_set,
12899 alias_sets_conflict_p, alias_sets_must_conflict_p,
12900 objects_must_conflict_p): Move declarations ...
12901 * alias.h (record_component_aliases, get_alias_set,
12902 alias_sets_conflict_p, alias_sets_must_conflict_p,
12903 objects_must_conflict_p): ... here.
12904 Include coretypes.h.
12905 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
12907 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
12909 * cfg.c: Include tree-flow.h.
12910 (remove_edge_raw): Call redirect_edge_var_map_clear.
12911 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
12912 * tree-flow-inline.h (redirect_edge_var_map_def): New.
12913 (redirect_edge_var_map_result): New.
12914 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
12915 PENDING_STMT use with redirect_edge_var_map_*.
12916 * tree-ssa.c (edge_var_maps): New definition.
12917 (redirect_edge_var_map_add): New.
12918 (redirect_edge_var_map_clear): New.
12919 (redirect_edge_var_map_dup): New.
12920 (redirect_edge_var_map_vector): New.
12921 (redirect_edge_var_map_destroy): New.
12922 (ssa_redirect_edge): Replace PENDING_STMT use with
12923 redirect_edge_var_map_*.
12924 (flush_pending_stmts): Same.
12925 (delete_tree_ssa): Destroy edge var map.
12926 * tree-flow.h (struct _edge_var_map): New.
12927 Define edge_var_map vector type.
12928 Declare redirect_edge_var_map_* prototypes.
12929 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
12930 * tree-cfg.c (reinstall_phi_args): Replace
12931 PENDING_STMT use with redirect_edge_var_map_*.
12933 2008-03-05 Richard Guenther <rguenther@suse.de>
12935 PR tree-optimization/35472
12936 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
12937 whose single use_stmt has a overlapping set of loaded and
12938 stored symbols as that use_stmt might be a noop assignment then.
12940 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
12942 * gthr-rtems.h: Implement __gthread_mutex_destroy.
12944 2008-03-05 Richard Guenther <rguenther@suse.de>
12947 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
12948 should be constants.
12949 * tree-cfg.c (verify_expr): Verify it.
12950 * fold-const.c (fold_truthop): Remove code generating
12951 BIT_FIELD_REFs of structure bases.
12952 (fold_binary): Likewise.
12953 (fold_ternary): Position and size of BIT_FIELD_REFs are
12954 always host integers.
12955 (make_bit_field_ref): Remove.
12956 (optimize_bit_field_compare): Remove.
12957 (all_ones_mask_p): Remove.
12959 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
12962 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
12963 (split_block_and_df_analyze): New. Split basic block and rebuild
12965 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
12967 (split_pattern_seq): Likewise.
12968 (erase_matching_seqs): Likewise.
12969 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
12971 2008-03-04 Geoff Keating <geoffk@apple.com>
12973 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
12974 declaration and code.
12975 (tree_invalid_nonnegative_warnv_p): Likewise.
12977 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
12979 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
12980 examples. Truncate option-names then causing overfull hbox.
12982 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12985 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
12987 * configure: Rebuilt.
12989 2008-03-04 Rafael Espindola <espindola@google.com>
12991 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
12992 (tree_unary_nonnegative_warnv_p): New.
12993 (tree_binary_nonnegative_warnv_p): New.
12994 (tree_single_nonnegative_warnv_p): New.
12995 (tree_invalid_nonnegative_warnv_p): New.
12996 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
12998 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13001 * opts.c (handle_option): Postpone 'unknown option' errors only for
13004 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
13007 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
13010 2008-03-04 Rafael Espindola <espindola@google.com>
13012 * fold-const.c (tree_unary_nonzero_warnv_p): New.
13013 (tree_binary_nonzero_warnv_p): New.
13014 (tree_single_nonzero_warnv_p): New.
13015 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
13017 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
13019 PR middle-end/35456
13020 * fold-const.c (fold_cond_expr_with_comparison): Prevent
13021 transformations for modes that have signed zeros.
13022 * ifcvt.c (noce_try_abs): Ditto.
13024 2008-03-04 Joseph Myers <joseph@codesourcery.com>
13026 * config/i386/i386.c (override_options): Force
13027 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
13029 2008-03-04 Jan Hubicka <jh@suse.cz>
13032 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
13035 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13037 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
13038 label to probe the stack.
13040 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13042 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
13043 (__gthr_win32_mutex_destroy): Declare.
13044 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
13045 __gthr_win32_mutex_destroy.
13046 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
13048 2008-03-03 Jan Hubicka <jh@suse.cz>
13051 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
13052 aggressive on inlining cold calls.
13054 2008-03-03 Richard Guenther <rguenther@suse.de>
13056 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
13057 struct copies into the expression table.
13058 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
13059 (try_to_simplify): Likewise.
13060 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
13061 integral and pointer arguments which do not change the
13062 precision to NOP_EXPRs.
13063 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
13064 VIEW_CONVERT_EXPR case.
13066 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13068 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13069 defined in a loop at depth 0 is invariant.
13070 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13071 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13072 be called at loop depth 0.
13074 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13077 * gcc.c (process_command): Update copyright notice dates.
13078 * gcov.c (print_version): Likewise.
13079 * gcov-dump.c (print_version): Likewise.
13080 * mips-tfile.c (main): Likewise.
13081 * mips-tdump.c (main): Likewise.
13083 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13086 * c-common.c (flag_permissive): Delete.
13087 (constant_expression_warnings): Check flags first.
13088 (constant_expression_error): New.
13089 * c-common.h (flag_permissive): Delete.
13090 (constant_expression_error): Declare.
13091 * flags.h (flag_permissive): Declare. Update description.
13092 * diagnostic.c (pedwarn): Update.
13094 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
13095 (permissive_error_kind): New.
13096 * toplev.c (flag_permissive): Define. Update description.
13097 * toplev.h (permissive_error_kind): Declare.
13098 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
13099 (pedwarn_c90): Use pedantic_warning_kind.
13100 * c-opts.c (c_common_post_options): flag_permissive does not affect
13101 flag_pedantic_errors.
13103 2008-03-02 Joseph Myers <joseph@codesourcery.com>
13105 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
13106 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
13107 __absvsi2, __absvDI2): Use unsigned arithmetic.
13109 2008-03-02 Andi Kleen <ak@suse.de>
13110 Richard Guenther <rguenther@suse.de>
13112 * struct-equiv.c: Remove file.
13113 * cfg_cleanup.c (condjump_equiv_p): Remove.
13114 * Makefile.in (OBJS-common): Remove struct-equiv.o.
13115 (struct-equiv.o): Remove rule.
13116 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
13117 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
13118 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
13120 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13122 * ifcvt.c (noce_process_if_block): Try to handle only the then
13123 block if the else block exists but isn't suitable.
13125 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13128 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
13129 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
13130 regression from previous patch.
13132 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13135 * gthr.h: Add __gthread_mutex_destroy as a function that must be
13137 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
13138 * gthr-single.h (__gthread_mutex_destroy): Likewise.
13139 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
13140 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
13141 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
13142 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
13143 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
13144 (__gthread_mutex_destroy_function): Rename to
13145 __gthread_mutex_destroy.
13146 * gthr-dce.h (__gthread_mutex_destroy): Call
13147 pthread_mutex_destroy.
13148 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
13149 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
13150 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
13152 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13154 * df-scan.c (df_ref_chain_change_bb): Simplify.
13155 (df_insn_change_bb): Add new_bb argument. Simplify. Call
13156 set_block_for_insn if there's any change.
13157 * df.h ((df_insn_change_bb): Fix prototype.
13158 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
13159 df_insn_change_bb, don't call set_block_for_insn.
13160 * emit-rtl.c (reorder_insns): Likewise.
13161 * haifa-sched.c (move_insn): Likewise.
13163 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13165 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
13167 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13169 * tree-flow-inline.h (next_readonly_imm_use): Return
13170 NULL_USE_OPERAND_P after the end.
13172 2008-03-01 Richard Guenther <rguenther@suse.de>
13174 PR tree-optimization/35411
13175 * tree-sra.c (sra_build_assignment): Split conversion to
13176 final type to a separate statement if we are not assigning
13179 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13181 * fold-const.c (fold_convertible_p): Correct the logic to follow
13182 that in fold_convert().
13184 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
13187 * tree-inline.c (build_duplicate_type): When we make a
13188 duplicate type, make it unique in the canonical types system.
13190 2008-02-29 Tom Tromey <tromey@redhat.com>
13192 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
13193 input_file_stack_history, input_file_stack_restored): Remove.
13194 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13195 * input.h (struct file_stack): Remove.
13196 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13197 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
13199 * diagnostic.h (struct diagnostic_context) <last_module>: Change
13201 (diagnostic_last_module_changed): Add 'map' argument.
13202 (diagnostic_set_last_function): Likewise.
13203 * diagnostic.c (undiagnostic_report_current_module): Iterate using
13204 line map, not input_file_stack.
13205 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
13207 2008-02-29 Paul Brook <paul@codesourcery.com>
13209 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
13211 2008-02-29 Paul Brook <paul@codesourcery.com>
13213 * config/arm/ieee754-df.S (muldf3): Use RET macros.
13215 2008-02-29 Richard Guenther <rguenther@suse.de>
13217 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13219 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
13220 value for comparing for a store match.
13221 (simplify_unary_expression): Do nothing for SSA_NAMEs.
13222 (try_to_simplify): Do not do a full-blown reference lookup.
13224 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13226 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
13227 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13229 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
13231 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
13233 * tree-loop-linear.c (try_interchange_loops): Compare memory access
13234 strides against cache sizes.
13236 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13238 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
13241 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
13243 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
13244 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
13245 is smaller than the original promoted value.
13246 (simplify_subreg): If OP is a SUBREG, try to preserve its
13247 SUBREG_PROMOTED_VAR_P information.
13249 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
13251 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
13252 (VN_INFO_GET): Allocate new objects on the obstack.
13253 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
13254 for rpo_numbers_temp, for consistency.
13255 (free_scc_vn): Free the obstack.
13257 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
13259 * doc/invoke.texi: Document -ftree-loop-distribution.
13260 * tree-loop-distribution.c: New.
13261 * tree-pass.h (pass_loop_distribution): New.
13262 * graphds.h (struct graph): Add htab_t indices.
13263 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
13264 * tree-vectorizer.c (rename_variables_in_loop): Extern.
13265 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
13266 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
13267 * tree-data-ref.c (debug_data_dependence_relations): New.
13268 (dump_data_dependence_relation): Also print data references.
13269 (free_data_ref): Extern.
13270 (same_access_functions): Moved...
13271 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
13272 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13273 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
13274 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
13275 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
13276 (stmts_from_loop): Skip LABEL_EXPR.
13277 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
13279 (build_rdg): Initialize rdg->indices htab.
13280 (free_rdg, stores_from_loop, ref_base_address,
13281 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
13282 have_similar_memory_accesses_1, ref_base_address_1,
13283 remove_similar_memory_refs): New.
13284 * tree-data-ref.h: Depend on tree-chrec.h.
13285 (debug_data_dependence_relations, free_data_ref): Declared.
13286 (same_access_functions): ... here.
13287 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
13289 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
13290 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
13291 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
13292 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13293 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
13294 rdg_vertex_for_stmt): Declared.
13295 (struct rdg_edge): Add level.
13297 (free_rdg, stores_from_loop, remove_similar_memory_refs,
13298 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
13300 (rdg_has_similar_memory_accesses): New.
13301 * tree-vect-analyze.c: Remove unused static decls.
13302 * lambda.h (dependence_level): New.
13303 * common.opt (ftree-loop-distribution): New.
13304 * tree-flow.h (mark_virtual_ops_in_bb,
13305 slpeel_tree_duplicate_loop_to_edge_cfg,
13306 rename_variables_in_loop): Declared.
13307 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
13308 (OBJS-common): Add tree-loop-distribution.o.
13309 (tree-loop-distribution.o): New rule.
13310 * tree-cfg.c (mark_virtual_ops_in_bb): New.
13311 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
13312 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
13314 2008-02-28 Joseph Myers <joseph@codesourcery.com>
13317 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
13318 other than structures and unions.
13320 2008-02-28 Richard Guenther <rguenther@suse.de>
13323 2008-02-26 Richard Guenther <rguenther@suse.de>
13325 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13326 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13327 (lookup_decl_from_uid): Declare.
13328 (remove_decl_from_map): Likewise.
13329 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13330 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13331 (decl_for_uid_map): New global hashtable mapping DECL_UID
13333 (init_ttree): Allocate it.
13334 (insert_decl_to_uid_decl_map): New helper function.
13335 (make_node_stat): Insert new decls into the map.
13336 (copy_node_stat): Likewise.
13337 (lookup_decl_from_uid): New function.
13338 (remove_decl_from_map): Likewise.
13339 (print_decl_for_uid_map_statistics): New helper.
13340 (dump_tree_statistics): Call it.
13342 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13343 (referenced_var_iterator): Adjust.
13344 (FOR_EACH_REFERENCED_VAR): Adjust.
13345 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13346 (num_referenced_vars): Adjust.
13347 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13348 (first_referenced_var): Remove.
13349 (end_referenced_vars_p): Likewise.
13350 (next_referenced_var): Likewise.
13351 (referenced_var_iterator_set): New helper function.
13352 * tree-dfa.c (referenced_var_lookup): Adjust.
13353 (referenced_var_check_and_insert): Likewise.
13354 (remove_referenced_var): Likewise.
13355 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13356 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13357 (verify_call_clobbering): Likewise.
13358 (verify_memory_partitions): Likewise.
13359 (init_tree_ssa): Allocate bitmap instead of hashtable for
13361 (delete_tree_ssa): Adjust.
13362 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13363 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13364 (compute_tag_properties): Likewise.
13365 (set_initial_properties): Likewise.
13366 (find_partition_for): Likewise.
13367 (update_reference_counts): Likewise.
13368 (dump_may_aliases_for): Likewise.
13369 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13370 (add_call_clobber_ops): Likewise.
13371 (add_call_read_ops): Likewise.
13372 (get_asm_expr_operands): Likewise.
13373 * tree-into-ssa.c (dump_decl_set): Likewise.
13374 (update_ssa): Likewise.
13375 * tree-sra.c (scan_function): Likewise.
13376 (decide_instantiations): Likewise.
13377 (scalarize_parms): Likewise.
13378 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13379 (dsa_named_for): Likewise.
13380 * tree-ssa-structalias.c (update_alias_info): Likewise.
13381 (merge_smts_into): Likewise.
13383 2008-02-27 David Daney <ddaney@avtrex.com>
13386 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
13387 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
13388 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
13389 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
13390 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
13392 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
13395 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
13396 (BUILT_IN_NEXTTOWARD): Remove.
13397 (BUILT_IN_NEXTTOWARDF): Ditto.
13398 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
13399 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
13401 2008-02-27 Tom Tromey <tromey@redhat.com>
13403 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
13404 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
13406 2008-02-27 Jan Beulich <jbeulich@novell.com>
13408 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
13409 update the respective field on newdecl.
13411 2008-02-27 Revital Eres <eres@il.ibm.com>
13413 PR rtl-optimization/34999
13414 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
13415 crossing edges that ends with a call insn.
13416 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
13417 call insn and clear the EDGE_CROSSING flag of the crossing edge
13418 when fixing fallthru edges.
13420 2008-02-27 Richard Guenther <rguenther@suse.de>
13422 PR middle-end/35390
13423 * fold-const.c (fold_unary): Return the correct argument,
13424 converted to the result type.
13426 2008-02-27 Richard Guenther <rguenther@suse.de>
13428 PR middle-end/34971
13429 * expr.c (expand_expr_real_1): Assert on rotates that operate
13431 * fold-const.c (fold_binary): Use the types precision, not the
13432 bitsize of the mode if folding rotate expressions. Build rotates
13433 only for full modes.
13435 2008-02-27 Jakub Jelinek <jakub@redhat.com>
13437 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
13438 and CPP_PRAGMA_EOL.
13439 * c-pragma.c (pragma_ns_name): New typedef.
13440 (registered_pp_pragmas): New variable.
13441 (c_pp_lookup_pragma): New function.
13442 (c_register_pragma_1): If flag_preprocess_only, do nothing
13443 for non-expanded pragmas, for expanded ones push pragma's
13444 namespace and name into registered_pp_pragmas vector.
13445 (c_invoke_pragma_handler): Register OpenMP pragmas even when
13446 flag_preprocess_only, don't register GCC pch_preprocess
13447 pragma if flag_preprocess_only.
13448 * c-opts.c (c_common_init): Call init_pragma even if
13449 flag_preprocess_only.
13450 * c-pragma.c (c_pp_lookup_pragma): New prototype.
13451 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
13452 cpp_register_pragma if flag_preprocess_only.
13454 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13457 * c-parser.c (c_parser_translation_unit): Warn for empty
13458 translation unit, not empty source file.
13460 2008-02-26 Paul Brook <paul@codesourcery.com>
13462 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
13463 operand for Thumb-2.
13464 * config/arm/arm.h (reg_class): Add CORE_REGS.
13465 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
13466 (BASE_REG_CLASS): Use CORE_REGS.
13467 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
13468 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
13469 (REGNO_OK_FOR_INDEX_P): Exclude SP.
13470 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
13471 ARM_REGNO_OK_FOR_INDEX_P.
13472 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
13473 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
13474 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
13475 (ldm/stm peepholes): Ditto.
13476 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
13477 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
13478 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
13479 * config/arm/constraints.md: Enable "k" constraint on ARM.
13481 2008-02-27 Ben Elliston <bje@au.ibm.com>
13483 * config/rs6000/rs6000.c: Annotate cache line size field in all
13484 instances of struct processor_costs.
13486 2008-02-26 David Edelsohn <edelsohn@gnu.org>
13488 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
13489 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
13490 jump_bypass): New counters.
13491 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
13492 * dce.c (gate_ud_dce): Same.
13493 (gate_fast_dce): Same.
13494 * dse.c (gate_dse1): New function.
13495 (gate_dse2): New function.
13496 (gate_dse): Merge results of new gate functions.
13497 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
13498 (gate_handle_jump_bypass): Add dbg_cnt.
13499 (gate_handle_gcse): Add dbg_cnt.
13500 * ifcvt.c (gate_handle_if_conversion): Same.
13501 (gate_handle_if_after_combine): Same.
13502 (gate_handle_if_after_reload): Same.
13503 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
13505 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
13507 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
13509 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
13511 2008-02-26 Jason Merrill <jason@redhat.com>
13514 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
13515 alone if it's the naming decl for the type's main variant.
13517 2008-02-26 Tom Tromey <tromey@redhat.com>
13519 * system.h (USE_MAPPED_LOCATION): Poison.
13520 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
13521 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
13522 (make_goto_expr_edges): Likewise.
13523 (remove_bb): Likewise.
13524 (execute_warn_function_return): Likewise.
13525 * basic-block.h (struct edge_def) <goto_locus>: Change type to
13527 * c-common.c (fname_decl): Remove old location code.
13528 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
13530 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
13532 (ASM_INPUT_SOURCE_LOCATION): Likewise.
13533 (gen_rtx_ASM_INPUT): Likewise.
13534 (gen_rtx_ASM_INPUT_loc): Likewise.
13535 (get_rtx_asm_OPERANDS): Remove.
13536 * cfglayout.c (insn_locators_alloc): Remove old location code.
13537 (set_curr_insn_source_location): Likewise.
13538 (curr_insn_locator): Likewise.
13539 * print-tree.c (print_node): Remove old location code.
13540 * tree-mudflap.c (mf_varname_tree): Remove old location code.
13541 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
13542 * cfgexpand.c (expand_gimple_cond_expr): Don't use
13543 location_from_locus.
13544 (construct_exit_block): Remove old location code.
13545 * emit-rtl.c (force_next_line_note): Remove old location code.
13546 * profile.c (branch_prob): Remove old location code.
13547 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
13548 LOC_LINE): Remove old-location variants.
13549 * langhooks.c (lhd_print_error_function): Remove old location
13551 * configure, config.in: Rebuilt.
13552 * configure.ac (--enable-mapped-location): Remove.
13553 * c-decl.c (c_init_decl_processing): Remove old location code.
13554 (finish_function): Likewise.
13555 * recog.c (decode_asm_operands): Remove old location code.
13556 * c-pch.c (c_common_read_pch): Remove old location code.
13557 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
13559 * gimple-low.c (lower_function_body): Remove old location code.
13560 * toplev.c (unknown_location): Remove.
13561 (push_srcloc): Remove old-location variant.
13562 (process_options): Remove old location code.
13563 (lang_dependent_init): Likewise.
13564 * input.h (UNKNOWN_LOCATION): Move definition.
13565 (location_t): Undeprecate.
13566 (source_locus): Remove.
13567 (location_from_locus): Remove.
13568 (struct location_s): Remove.
13569 Remove all old-location code.
13570 (input_line, input_filename): Remove.
13571 * final.c (final_scan_insn): Remove old location code.
13572 * diagnostic.c (diagnostic_build_prefix): Remove
13573 USE_MAPPED_LOCATION test.
13574 * tree.h (gimple_stmt) <locus>: Now a location_t.
13575 (tree_exp) <locus>: Likewise.
13576 (DECL_IS_BUILTIN): Remove old-location variant.
13577 (annotate_with_file_line, annotate_with_locus): Likewise.
13578 (expr_locus, set_expr_locus): Update.
13579 * tree.c (build1_stat): Remove old location code.
13580 (last_annotated_node): Remove.
13581 (annotate_with_file_line): Remove old-location variant.
13582 (annotate_with_locus): Likewise.
13583 (expr_location): Remove old location code.
13584 (set_expr_location): Likewise.
13585 (expr_has_location): Likewise.
13586 (expr_locus): Likewise.
13587 (set_expr_locus): Likewise.
13588 (expr_filename): Don't use location_from_locus.
13589 (expr_lineno): Likewise.
13590 * rtl-error.c (location_for_asm): Remove old location code.
13591 * c-lex.c (cb_line_change): Remove old location code.
13592 (fe_file_change): Likewise.
13593 (cb_def_pragma): Likewise.
13594 (c_lex_with_flags): Likewise.
13595 * gengtype.c (do_typedef): Don't special-case location types.
13596 (define_location_structures): Remove.
13597 (main): Don't call define_location_structures.
13598 * tree-pretty-print.c (dump_implicit_edges): Remove old location
13601 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13604 * builtins.def (BUILT_IN_STDARG_START): Remove.
13605 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
13606 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13607 * tree-inline.c (inline_forbidden_p_1): Likewise.
13609 2008-02-26 Richard Guenther <rguenther@suse.de>
13611 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13612 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13613 (lookup_decl_from_uid): Declare.
13614 (remove_decl_from_map): Likewise.
13615 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13616 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13617 (decl_for_uid_map): New global hashtable mapping DECL_UID
13619 (init_ttree): Allocate it.
13620 (insert_decl_to_uid_decl_map): New helper function.
13621 (make_node_stat): Insert new decls into the map.
13622 (copy_node_stat): Likewise.
13623 (lookup_decl_from_uid): New function.
13624 (remove_decl_from_map): Likewise.
13625 (print_decl_for_uid_map_statistics): New helper.
13626 (dump_tree_statistics): Call it.
13628 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13629 (referenced_var_iterator): Adjust.
13630 (FOR_EACH_REFERENCED_VAR): Adjust.
13631 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13632 (num_referenced_vars): Adjust.
13633 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13634 (first_referenced_var): Remove.
13635 (end_referenced_vars_p): Likewise.
13636 (next_referenced_var): Likewise.
13637 (referenced_var_iterator_set): New helper function.
13638 * tree-dfa.c (referenced_var_lookup): Adjust.
13639 (referenced_var_check_and_insert): Likewise.
13640 (remove_referenced_var): Likewise.
13641 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13642 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13643 (verify_call_clobbering): Likewise.
13644 (verify_memory_partitions): Likewise.
13645 (init_tree_ssa): Allocate bitmap instead of hashtable for
13647 (delete_tree_ssa): Adjust.
13648 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13649 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13650 (compute_tag_properties): Likewise.
13651 (set_initial_properties): Likewise.
13652 (find_partition_for): Likewise.
13653 (update_reference_counts): Likewise.
13654 (dump_may_aliases_for): Likewise.
13655 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13656 (add_call_clobber_ops): Likewise.
13657 (add_call_read_ops): Likewise.
13658 (get_asm_expr_operands): Likewise.
13659 * tree-into-ssa.c (dump_decl_set): Likewise.
13660 (update_ssa): Likewise.
13661 * tree-sra.c (scan_function): Likewise.
13662 (decide_instantiations): Likewise.
13663 (scalarize_parms): Likewise.
13664 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13665 (dsa_named_for): Likewise.
13666 * tree-ssa-structalias.c (update_alias_info): Likewise.
13667 (merge_smts_into): Likewise.
13669 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13672 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
13673 * c-opts.c (c_common_handle_option): Wall enables
13674 Wvolatile-register-var.
13675 * common.opt: Move Wvolatile-register-var to...
13678 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13680 * common.opt (Wlarger-than=): New.
13681 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
13683 * opts.c (common_handle_option): Handle -Wlarger-than=.
13684 * optc-gen.awk: Likewise.
13685 * opth-gen.awk: Likewise.
13686 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
13687 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13689 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13691 * c-common.c (match_case_to_enum_1): Add appropriate
13692 OPT_W* parameter to warning.
13693 (c_do_switch_warnings): Likewise.
13694 * c-typeck.c (warning_init): Add one more parameter following
13695 'warning' function.
13696 (push_init_level): Update call to warning_init.
13697 (pop_init_level): Likewise.
13698 (add_pending_init): Likewise.
13699 (output_init_element: Likewise.
13701 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13704 * toplev.c (toplev_main): If there are warnings or error, print
13705 errors for ignored options.
13706 * opts.c (ignored_options): New static variable.
13707 (postpone_unknown_option_error): New.
13708 (print_ignored_options): New.
13709 (handle_option): Postpone errors for unknown -Wno-* options.
13710 * opts.h (print_ignored_options): Declare.
13712 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
13714 * config/mips/mips.md (loadgp_blockage, blockage): Change type
13717 2008-02-25 Richard Guenther <rguenther@suse.de>
13720 2008-02-25 Richard Guenther <rguenther@suse.de>
13722 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13723 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13724 (lookup_decl_from_uid): Declare.
13725 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13726 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13727 (decl_for_uid_map): New global hashtable mapping DECL_UID
13729 (init_ttree): Allocate it.
13730 (insert_decl_to_uid_decl_map): New helper function.
13731 (make_node_stat): Insert new decls into the map.
13732 (copy_node_stat): Likewise.
13733 (lookup_decl_from_uid): New function.
13734 (print_decl_for_uid_map_statistics): New helper.
13735 (dump_tree_statistics): Call it.
13737 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13738 (referenced_var_iterator): Adjust.
13739 (FOR_EACH_REFERENCED_VAR): Adjust.
13740 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13741 (num_referenced_vars): Adjust.
13742 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13743 (first_referenced_var): Remove.
13744 (end_referenced_vars_p): Likewise.
13745 (next_referenced_var): Likewise.
13746 (referenced_var_iterator_set): New helper function.
13747 * tree-dfa.c (referenced_var_lookup): Adjust.
13748 (referenced_var_check_and_insert): Likewise.
13749 (remove_referenced_var): Likewise.
13750 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13751 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13752 (verify_call_clobbering): Likewise.
13753 (verify_memory_partitions): Likewise.
13754 (init_tree_ssa): Allocate bitmap instead of hashtable for
13756 (delete_tree_ssa): Adjust.
13757 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13758 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13759 (compute_tag_properties): Likewise.
13760 (set_initial_properties): Likewise.
13761 (find_partition_for): Likewise.
13762 (update_reference_counts): Likewise.
13763 (dump_may_aliases_for): Likewise.
13764 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13765 (add_call_clobber_ops): Likewise.
13766 (add_call_read_ops): Likewise.
13767 (get_asm_expr_operands): Likewise.
13768 * tree-into-ssa.c (dump_decl_set): Likewise.
13769 (update_ssa): Likewise.
13770 * tree-sra.c (scan_function): Likewise.
13771 (decide_instantiations): Likewise.
13772 (scalarize_parms): Likewise.
13773 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13774 (dsa_named_for): Likewise.
13775 * tree-ssa-structalias.c (update_alias_info): Likewise.
13776 (merge_smts_into): Likewise.
13778 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
13781 * doc/invoke.texi (-fcx-limited-range): Document new option.
13782 * toplev.c (process_options): Handle -fcx-fortran-rules.
13783 * common.opt: Add documentation for -fcx-fortran-rules.
13785 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
13788 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
13789 actual behaviour and C99.
13791 2008-02-26 Ben Elliston <bje@au.ibm.com>
13793 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
13794 (ASM_CPU_POWER6_SPEC): Likewise.
13795 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
13796 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
13797 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
13799 2008-02-25 Richard Guenther <rguenther@suse.de>
13801 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13802 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13803 (lookup_decl_from_uid): Declare.
13804 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13805 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13806 (decl_for_uid_map): New global hashtable mapping DECL_UID
13808 (init_ttree): Allocate it.
13809 (insert_decl_to_uid_decl_map): New helper function.
13810 (make_node_stat): Insert new decls into the map.
13811 (copy_node_stat): Likewise.
13812 (lookup_decl_from_uid): New function.
13813 (print_decl_for_uid_map_statistics): New helper.
13814 (dump_tree_statistics): Call it.
13816 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13817 (referenced_var_iterator): Adjust.
13818 (FOR_EACH_REFERENCED_VAR): Adjust.
13819 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13820 (num_referenced_vars): Adjust.
13821 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13822 (first_referenced_var): Remove.
13823 (end_referenced_vars_p): Likewise.
13824 (next_referenced_var): Likewise.
13825 (referenced_var_iterator_set): New helper function.
13826 * tree-dfa.c (referenced_var_lookup): Adjust.
13827 (referenced_var_check_and_insert): Likewise.
13828 (remove_referenced_var): Likewise.
13829 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13830 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13831 (verify_call_clobbering): Likewise.
13832 (verify_memory_partitions): Likewise.
13833 (init_tree_ssa): Allocate bitmap instead of hashtable for
13835 (delete_tree_ssa): Adjust.
13836 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13837 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13838 (compute_tag_properties): Likewise.
13839 (set_initial_properties): Likewise.
13840 (find_partition_for): Likewise.
13841 (update_reference_counts): Likewise.
13842 (dump_may_aliases_for): Likewise.
13843 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13844 (add_call_clobber_ops): Likewise.
13845 (add_call_read_ops): Likewise.
13846 (get_asm_expr_operands): Likewise.
13847 * tree-into-ssa.c (dump_decl_set): Likewise.
13848 (update_ssa): Likewise.
13849 * tree-sra.c (scan_function): Likewise.
13850 (decide_instantiations): Likewise.
13851 (scalarize_parms): Likewise.
13852 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13853 (dsa_named_for): Likewise.
13854 * tree-ssa-structalias.c (update_alias_info): Likewise.
13855 (merge_smts_into): Likewise.
13857 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
13860 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
13861 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
13862 * alias.h (nonoverlapping_memrefs_p): Likewise.
13864 2008-02-25 Jan Beulich <jbeulich@novell.com>
13866 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
13867 * config/i386/netware-libgcc.exp: Add __bswap?i2,
13868 __emultls_get_address, __emultls_register_common,
13869 __floatundi?f, and _Unwind_GetIPInfo.
13870 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
13871 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
13872 (gen_regparm_prefix): Likewise.
13873 (i386_nlm_encode_section_info): Sync with
13874 config/i386/winnt.c:i386_pe_encode_section_info().
13875 (i386_nlm_maybe_mangle_decl_assembler_name): New.
13876 i386_nlm_mangle_decl_assembler_name): New.
13877 (netware_override_options): New.
13878 * config/i386/netware.h (netware_override_options): Declare.
13879 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
13880 (i386_nlm_mangle_decl_assembler_name): Declare.
13881 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
13883 2008-02-25 Ben Elliston <bje@au.ibm.com>
13886 * c-decl.c (grokdeclarator): Remove unused local variables
13887 `typedef_type' and `type_as_written'.
13889 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
13890 unused local variable `has_hot_blocks'.
13891 (fix_crossing_conditional_branches): Remove unused local variable
13894 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
13896 PR middle-end/19984
13897 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
13898 using DEF_C99_BUILTIN.
13899 (BUILT_IN_NANF): Ditto.
13900 (BUILT_IN_NANL): Ditto.
13902 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
13903 Revital Eres <eres@il.ibm.com>
13905 * modulo-sched.c (calculate_must_precede_follow): Address TODO
13906 regarding the order of two dependent insns in the same row.
13908 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
13910 * stor-layout.c (layout_decl): Do not bump the alignment of a
13911 bit-field to more than byte alignment if it is packed.
13913 2008-02-24 David Edelsohn <edelsohn@gnu.org>
13915 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
13918 2008-02-24 Diego Novillo <dnovillo@google.com>
13920 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
13923 * tree-vrp.c (vrp_evaluate_conditional): With
13924 -Wtype-limits, emit a warning when comparing against a
13925 constant outside the natural range of OP0's type.
13926 * c.opt (Wtype-limits): Move ...
13927 * common.opt (Wtype-limits): ... here.
13929 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
13931 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
13932 * config/rs6000/e300c2c3.md: New file.
13933 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13935 (rs6000_override_options): Add e300c2 and e300c3 cases to
13936 processor_target_table. Do not allow usage of Altivec or Spe
13937 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
13938 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
13939 * config/rs6000/rs6000.h (processor_type): Add
13940 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
13941 (ASM_CPU_SPEC): Add e300c2 and e300c3.
13942 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
13943 and ppce300c3. Include e300c2c3.md.
13945 2008-02-23 David Edelsohn <edelsohn@gnu.org>
13947 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
13948 instead of TARGET_STRICT_ALIGN.
13950 2008-02-23 Joseph Myers <joseph@codesourcery.com>
13952 * explow.c (memory_address): Assert that the generated address is
13955 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13958 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
13959 * config/darwin-ppc-ldouble-patch.def: New file.
13960 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
13961 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
13962 SUBTARGET_INIT_BUILTINS if defined.
13963 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
13966 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
13969 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
13970 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
13972 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
13975 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
13976 file" warning condtional on -Winvalid-PCH.
13978 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
13980 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
13982 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
13986 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
13987 prevent reload from using MMX registers.
13988 (*mov<mode>_internal): Ditto.
13989 (*movv2sf_internal_rex64): Ditto.
13990 (*movv2sf_internal): Ditto.
13992 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13994 PR documentation/31569
13995 * doc/install.texi2html: Use makeinfo --no-number-sections.
13997 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
13999 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
14000 ensure that we can address an entire entity > 8 bytes. Don't
14001 generate reg+reg addressing for such data.
14003 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14005 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
14006 strings when optimizing for size, unless the target cares about
14009 2008-02-22 Tom Tromey <tromey@redhat.com>
14011 * regclass.c (current_pass): Remove declaration.
14013 2008-02-22 Anatoly Sokolov <aesok@post.ru>
14015 * config/avr/libgcc.S (__RAMPZ__): Define.
14016 (__do_copy_data): Add for devices with 128KB code memory.
14018 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14020 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14022 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
14024 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
14026 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
14029 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14032 * c-typeck.c (build_binary_op): Warn about floating point
14033 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
14035 2008-02-21 Janis Johnson <janis187@us.ibm.com>
14038 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
14039 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
14041 (rs6000_override_options): Set altivec_abi as default, not override,
14042 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
14043 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
14044 is used; use new member spe_abi.
14045 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
14046 spe_abi and altivec_abi.
14048 2008-02-22 Tomas Bily <tbily@suse.cz>
14050 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
14052 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14055 * config.build (build_file_translate): Set to `CMD //c' only if
14057 * Makefile.in (build_file_translate): Improve comment.
14059 2008-02-21 Jan Hubicka <jh@suse.cz>
14061 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
14062 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
14063 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
14065 2008-02-21 Michael Matz <matz@suse.de>
14068 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14070 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14072 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14073 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14074 as insn constraint.
14075 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14076 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14077 SSE_VEC_FLOAT_MODE_P as insn constraint.
14078 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14079 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14080 sse4a_movntdf using MODEF mode iterator.
14081 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14082 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14083 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14084 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14085 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14086 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14087 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
14089 2008-02-21 Richard Guenther <rguenther@suse.de>
14091 * tree.def (PAREN_EXPR): New tree code.
14092 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
14094 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
14095 * expr.c (expand_expr_real_1): Likewise.
14096 * tree-inline.c (estimate_num_insns_1): Likewise.
14097 * tree-complex.c (expand_complex_move): Likewise.
14098 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
14101 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14104 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
14106 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14109 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
14111 * config/sh/sh.c (find_barrier): Don't go past
14112 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
14114 2008-02-20 DJ Delorie <dj@redhat.com>
14116 * config/h8300/h8300.md (insv): Force source operand to be a register.
14118 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
14119 as a jump, not as a plain insn.
14121 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
14123 * doc/invoke.texi (Warning Options): Add new option
14124 -Wframe-larger-than=.
14125 (-Wframe-larger-than): Document.
14127 * flags.h (warn_frame_larger_than, frame_larger_than_size):
14128 Add declarations for new option variables.
14130 * final.c (final_start_function): Check the frame size
14131 before emission and issue a Wframe-larger-than warning.
14133 * opts.c (warn_frame_larger_than, frame_larger_than_size):
14134 Add definitions for new option variables.
14135 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
14137 * common.opt (Wframe-larger-than=): New option.
14139 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14141 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
14142 (<sse>_div<mode>3): Ditto.
14143 (<sse>_vmdiv<mode>3): Ditto.
14144 (<sse>_vmsqrt<mode>2): Ditto.
14145 (*smax<mode>3): Ditto.
14146 (sse5_frcz<mode>2): Ditto.
14147 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
14148 as insn constraint.
14150 2008-02-20 Richard Guenther <rguenther@suse.de>
14152 PR middle-end/35265
14153 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
14154 be happy with INTEGRAL_TYPE_P.
14156 2008-02-20 Richard Guenther <rguenther@suse.de>
14158 * fold-const.c (split_tree): Associate floatig-point expressions
14159 if flag_associative_math is set.
14161 2008-02-20 Richard Guenther <rguenther@suse.de>
14163 * tree.h (fold_real_zero_addition_p): Declare.
14164 * fold-const.c (fold_real_zero_addition_p): Export.
14165 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
14166 floating-point operations with zero and one.
14168 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
14170 * doc/install.texi: Correct references to CFLAGS, replacing them
14171 with BOOT_CFLAGS. Document flags used during bootstrap for
14174 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14176 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
14177 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
14178 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
14180 (smin<mode>3): Ditto from similar patterns.
14181 (smax<mode>3): Ditto.
14182 (*ieee_smin<mode>3): Ditto.
14183 (*ieee_smax<mode>3): Ditto.
14184 * config/i386/sse.md (sse): New mode attribute.
14185 (mov<mode>): Macroize expander from movv4sf and movv2df using
14186 SSEMODEF2P mode iterator.
14187 (<sse>_movnt<mode>): Ditto from similar patterns. Use
14188 SSE_VEC_FLOAT_MODE_P as insn constraint.
14189 (storent<mode>): Ditto.
14190 (storent<mode>): Macroize expander from storentsf and storentdf using
14191 MODEF mode iterator.
14192 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
14193 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
14194 (abs<mode>2): Ditto from similar patterns.
14195 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
14196 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
14197 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
14198 (<sse>_vmsqrt<mode>2): Ditto.
14199 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
14200 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
14201 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
14202 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
14203 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
14204 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
14205 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
14207 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
14208 iterator and SSE_FLOAT_MODE_P as insn constraint.
14209 (<sse>_ucomi): Ditto from similar patterns.
14210 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
14211 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
14212 SSE_VEC_FLOAT_MODE_P as insn constraint.
14213 (vcond<mode>): Ditto from similar patterns.
14214 (and<mode>3, *and<mode>3): Ditto.
14215 (<sse>_nand<mode>3): Ditto.
14216 (ior<mode>3, *ior<mode>3): Ditto.
14217 (xor<mode>3, *xor<mode>3): Ditto.
14218 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
14219 iterator and SSE_FLOAT_MODE_P as insn constraint.
14220 (*nand<mode>3): Ditto from similar patterns.
14221 (*ior<mode>3): Ditto.
14222 (*xor<mode>3): Ditto.
14224 2008-02-20 Ira Rosen <irar@il.ibm.com>
14226 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
14227 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
14228 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
14230 2008-02-19 Jan Hubicka <jh@suse.cz>
14232 * predict.c (tree_bb_level_predictions): Remove variable next
14233 mistakely introduced by previous commit.
14235 2008-02-19 Jan Hubicka <jh@suse.cz>
14237 * predict.c (predict_paths_leading_to): Rewrite.
14238 (predict_paths_for_bb): New.
14239 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
14241 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14244 * Makefile.in (build_file_translate): New.
14245 (gcc-vers.texi): Use it for translating $(abs_srcdir).
14246 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
14247 * configure.ac (build_file_translate): Substitute it.
14248 * configure: Regenerate.
14250 2008-02-19 Jan Hubicka <jh@suse.cz>
14252 PR rtl-optimization/34408
14253 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
14256 2008-02-19 Jan Hubicka <jh@suse.cz>
14258 PR middle-end/28779
14259 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
14262 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
14265 * config/i386/i386-modes.def: Revert the last DI alignment
14266 change until Ada people can look into it.
14268 2008-02-19 Nick Clifton <nickc@redhat.com>
14270 * opts.c (print_specific_help): Fix typo in --help text.
14272 2008-02-19 Jakub Jelinek <jakub@redhat.com>
14275 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
14276 32-bit inline asm without asm alternatives for host GCC < 3.0.
14278 2008-02-19 Richard Guenther <rguenther@suse.de>
14280 PR tree-optimization/34989
14281 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
14282 Allow propagation to INDIRECT_REF if we can simplify only.
14284 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14286 * c-common.c (warn_for_collisions_1): Use appropriate option when
14289 2008-02-19 Nick Clifton <nickc@redhat.com>
14292 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
14293 (handle_options): Fix indentation.
14294 (print_filtered_help): If no language-specific options were
14295 displayed tell the user how to list all the options supported by
14296 the language's front-end.
14297 (print_specific_help): Fix indentation and remove duplicate line.
14298 (common_handle_option): Handle the -v option.
14299 For --help enable the display of undocumented options if the -v
14300 switch has been included on the command line.
14301 For --help= check for overlaps in the arguments between the option
14302 classes and the language names and issue a warning when they
14303 cannot be disambiguated.
14304 * c.opt (v): Pass on to the common option handler.
14306 2008-02-19 Revital Eres <eres@il.ibm.com>
14308 * modulo-sched.c (sms_schedule): Change dump message when
14309 create_ddg function fails.
14310 (try_scheduling_node_in_cycle): Rename row to cycle.
14311 (print_partial_schedule): Rename CYCLE to ROW.
14313 2008-02-19 Christian Bruel <christian.bruel@st.com>
14314 Zdenek Dvorak <ook@ucw.cz>
14316 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
14318 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14321 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
14322 (*x86_movdicc_0_m1_se): Ditto.
14324 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14326 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
14327 (CMPtype): Define as __gcc_CMPtype.
14328 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
14329 (CMPtype): Define as __gcc_CMPtype.
14331 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
14333 Support valgrind 3.3 for --enable-checking=valgrind.
14334 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
14336 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
14337 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
14338 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
14339 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
14340 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
14341 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
14342 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
14344 * ggc-zone.c: Similar.
14345 * ggc-page.c: Similar.
14347 2008-02-19 Paul Brook <paul@codesourcery.com>
14350 * config/arm/ieee754-df.S: Fix do_it typo.
14351 * config/arm/ieee754-sf.S: Fix do_it typo.
14353 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14356 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
14357 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
14358 (OPTION_MASK_ISA_SSE_SET): Likewise.
14359 (OPTION_MASK_ISA_SSE2_SET): Likewise.
14360 (OPTION_MASK_ISA_SSE3_SET): Likewise.
14361 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
14362 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
14363 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
14364 (OPTION_MASK_ISA_SSE4_SET): Likewise.
14365 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
14366 (OPTION_MASK_ISA_SSE5_SET): Likewise.
14367 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
14368 (OPTION_MASK_ISA_MMX_UNSET): Updated.
14369 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
14370 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14371 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14372 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14373 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14374 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14375 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14376 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
14377 (OPTION_MASK_ISA_SSE4): Removed.
14378 (ix86_handle_option): Turn on bits in ix86_isa_flags and
14379 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
14380 (override_options): Don't turn on implied SSE/MMX bits in
14383 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14385 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14388 2008-02-18 Joey Ye <joey.ye@intel.com>
14390 PR middle-end/34921
14391 * tree-nested.c (insert_field_into_struct): Set type alignment
14392 to field alignment if the former is less than the latter.
14394 2008-02-18 Jakub Jelinek <jakub@redhat.com>
14396 * BASE-VER: Set to 4.4.0.
14398 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14400 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14401 * doc/cfg.texi: Likewise.
14402 * doc/extend.texi: Likewise.
14403 * doc/gty.texi: Likewise.
14404 * doc/invoke.texi: Likewise.
14405 * doc/loop.texi: Likewise.
14406 * doc/md.texi: Likewise.
14407 * doc/passes.texi: Likewise.
14408 * doc/rtl.texi: Likewise.
14409 * doc/sourcebuild.texi: Likewise.
14410 * doc/tm.texi: Likewise.
14411 * doc/tree-ssa.texi: Likewise.
14413 2008-02-17 Richard Guenther <rguenther@suse.de>
14415 PR middle-end/35227
14416 * tree-complex.c (init_parameter_lattice_values): Handle parameters
14417 without default definition.
14419 2008-02-17 Richard Guenther <rguenther@suse.de>
14421 PR tree-optimization/35231
14422 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
14425 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
14428 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14429 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14430 libgcc_cmp_return mode.
14432 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14435 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
14437 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
14439 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
14442 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14444 * doc/c-tree.texi: Use `@.' where appropriate.
14445 * doc/extend.texi: Likewise.
14446 * doc/install.texi: Likewise.
14447 * doc/invoke.texi: Likewise.
14448 * doc/loop.texi: Likewise.
14449 * doc/makefile.texi: Likewise.
14450 * doc/md.texi: Likewise.
14451 * doc/passes.texi: Likewise.
14452 * doc/standards.texi: Likewise.
14453 * doc/tm.texi: Likewise.
14455 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14457 PR middle-end/35196
14458 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
14460 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
14461 rather than in entry_bb.
14463 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14465 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14466 libgcc_cmp_return mode.
14468 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14470 PR middle-end/35130
14471 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
14472 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
14474 2008-02-15 Richard Guenther <rguenther@suse.de>
14475 Zdenek Dvorak <ook@ucw.cz>
14477 PR tree-optimization/35164
14478 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
14479 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
14480 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14481 Only propagate addresses which do not have abnormal SSA_NAMEs
14484 2008-02-15 Joseph Myers <joseph@codesourcery.com>
14487 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
14489 2008-02-15 Jan Hubicka <jh@suse.cz>
14491 PR middle-end/35149
14492 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
14494 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14496 PR middle-end/34621
14497 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
14498 when calculating alignment_pad.
14500 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14502 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
14503 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
14504 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
14505 and STACK_BOUNDARY define.
14507 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
14509 PR preprocessor/35061
14510 * c-pragma.c (handle_pragma_pop_macro): Check that
14511 pushed_macro_table has been allocated.
14513 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
14515 PR middle-end/35136
14516 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
14517 (force_gimple_operand): Likewise.
14518 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
14519 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
14520 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
14521 (find_interesting_uses_address): Check addressability and alignment
14522 of the base expression only after substituting bases of IVs into it.
14524 2008-02-14 Michael Matz <matz@suse.de>
14527 * function.c (instantiate_virtual_regs_in_insn): Reload address
14528 before falling back to reloading the whole operand.
14530 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
14532 * config/s390/s390.c (s390_mainpool_start): Emit the pool
14533 before the first section switch note.
14535 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14537 * doc/bugreport.texi: Update copyright years.
14538 * doc/c-tree.texi: Likewise.
14539 * doc/cfg.texi: Likewise.
14540 * doc/cpp.texi: Likewise.
14541 * doc/cppinternals.texi: Likewise.
14542 * doc/fragments.texi: Likewise.
14543 * doc/frontends.texi: Likewise.
14544 * doc/gcc.texi: Likewise.
14545 * doc/gty.texi: Likewise.
14546 * doc/hostconfig.texi: Likewise.
14547 * doc/implement-c.texi: Likewise.
14548 * doc/libgcc.texi: Likewise.
14549 * doc/loop.texi: Likewise.
14550 * doc/makefile.texi: Likewise.
14551 * doc/options.texi: Likewise.
14552 * doc/passes.texi: Likewise.
14553 * doc/rtl.texi: Likewise.
14554 * doc/sourcebuild.texi: Likewise.
14555 * doc/standards.texi: Likewise.
14556 * doc/tree-ssa.texi: Likewise.
14557 * doc/trouble.texi: Likewise.
14559 * doc/extend.texi: Use @: or add comma where appropriate.
14560 * doc/invoke.texi: Likewise.
14561 * doc/tm.texi: Likewise.
14563 2008-02-14 Alan Modra <amodra@bigpond.net.au>
14566 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
14569 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
14571 * doc/md.texi (clz, ctz): Add reference.
14572 * doc/rtl.texi (clz, ctz): Likewise.
14574 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14577 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
14580 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
14582 * config/s390/s390.c (struct constant_pool): New field
14583 emit_pool_after added.
14584 (s390_mainpool_start): Set the emit_pool_after flag according
14585 to the section switch notes.
14586 (s390_mainpool_finish): Consider emit_pool_after when emitting
14587 the literal pool at the end of the function.
14588 (s390_chunkify_start): Force literal pool splits at section
14591 2008-02-13 Michael Matz <matz@suse.de>
14594 * var-tracking.c (clobber_variable_part): Correctly traverse the
14597 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14600 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
14601 Add -fdump-ipa-inline.
14602 * tree-dump.c (dump_files): Remove tree-inlined dump.
14603 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
14605 2008-02-12 Richard Guenther <rguenther@suse.de>
14607 PR tree-optimization/35171
14608 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
14611 2008-02-12 Richard Guenther <rguenther@suse.de>
14613 PR middle-end/35163
14614 * fold-const.c (fold_widened_comparison): Use get_unwidened in
14615 value-preserving mode. Disallow final truncation.
14617 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
14619 PR middle-end/35136
14620 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
14621 code from here to...
14622 (force_gimple_operand): ...here.
14624 2008-02-12 Jakub Jelinek <jakub@redhat.com>
14627 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
14628 non-compatible pointers.
14629 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
14630 different FIELD_DECLs, try harder by comparing field offsets, sizes
14633 PR inline-asm/35160
14634 * function.c (match_asm_constraints_1): Don't replace the same input
14637 2008-02-12 Anatoly Sokolov <aesok@post.ru>
14639 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
14640 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
14641 (expand_epilogue): Restore RAMPZ register.
14642 * config/avr/avr.md (RAMPZ_ADDR): New constant.
14644 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
14646 * config/i386/cygwin.asm: (__alloca): Correct calling
14647 convention and alignment.
14648 (__chkstk): Force 8 byte stack alignment.
14650 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
14651 Richard Guenther <rguenther@suse.de>
14653 PR tree-optimization/33992
14654 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
14655 the zero we compare against.
14657 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
14659 PR libfortran/35063
14660 * gthr-win32.h (__gthread_mutex_destroy_function): New function
14661 to CloseHandle after unlocking to prevent accumulation of handle
14664 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14666 PR middle_end/34150
14667 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
14668 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
14669 and update LABEL_NUSES during and after reload.
14671 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
14673 PR middle-end/34627
14674 * combine.c (simplify_if_then_else): Make sure the comparison is
14675 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
14677 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
14680 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
14681 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
14682 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
14683 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
14684 * tree.h (get_type_static_bounds): Likewise.
14686 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14688 * doc/invoke.texi (Option Summary, C++ Dialect Options)
14689 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14690 Make -Wfoo language annotations match what the compiler outputs.
14692 2008-02-08 Sa Liu <saliu@de.ibm.com>
14694 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
14695 intrinsics spu_convts, spu_convtu, spu_convtf.
14697 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
14699 * doc/extend.texi (Function Attributes) <noinline>: Mention
14700 asm ("") as method to keep calls.
14702 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14705 * doc/options.texi (Options): Replace references to opts.sh with
14707 * opts-common.c: Likewise.
14708 * optc-gen.awk: Likewise.
14710 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
14712 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
14714 2008-02-07 Richard Henderson <rth@redhat.com>
14717 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
14718 EXPR_LIST for the REG_EQUAL instead of a comparison with a
14721 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
14723 PR tree-optimization/35085
14724 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
14725 for operand entry oe2 in addition to operand entry oe3 in order to
14726 expose more opportunities for vectorizer sum reduction.
14728 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14731 * Makefile.in (LIBS): Remove $(GMPLIBS).
14732 (cc1-dummy, cc1): Add $(GMPLIBS).
14734 2008-02-06 Jan Hubicka <jh@suse.cz>
14737 * i386.md (moddf_integer): Do not produce partial memory stalls for
14738 targets where it hurts.
14740 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
14743 * optabs.c (expand_float): Do not check for decimal modes when
14744 expanding unsigned integer through signed conversion.
14746 2008-02-06 Nick Clifton <nickc@redhat.com>
14748 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
14749 inside the clobber with a match_operand and duplicated operand
14750 number in the constraint.
14751 (ineqbranchsi): Delete redundant comment.
14753 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
14755 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
14756 builtin_define ("__USE_INIT_FINI__").
14757 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
14759 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
14761 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14763 PR documentation/30330
14764 * doc/invoke.texi (C++ Dialect Options)
14765 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14766 For each warning option -Wfoo that allows -Wno-foo, ensure both
14767 -Wfoo and -Wno-foo are listed in the option index. Fix index
14768 entry of -Wswitch-default, index -Wnormalized= including the
14769 `=', and -Wlarger-than-@var{len} including @var{len}.
14771 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
14773 * config/i386/i386.md (floatunssisf2): Use
14774 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
14775 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
14776 Macroize expander using MODEF mode iterator.
14778 2008-02-05 Diego Novillo <dnovillo@google.com>
14780 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
14783 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
14785 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14788 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
14790 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
14793 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
14794 to indicate if a message should be generated.
14795 (init_cumulative_args): Updated.
14796 (function_value_32): Likewise.
14798 2008-02-05 Joseph Myers <joseph@codesourcery.com>
14800 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
14802 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
14805 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
14806 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
14808 2008-02-04 Diego Novillo <dnovillo@google.com>
14810 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
14813 * tree-vrp.c (vrp_evaluate_conditional): With
14814 -Wtype-limits, emit a warning when comparing against a
14815 constant outside the natural range of OP0's type.
14817 2008-02-04 Richard Guenther <rguenther@suse.de>
14819 PR middle-end/33631
14820 * expr.c (count_type_elements): Give for unions instead of
14823 2008-02-04 Richard Guenther <rguenther@suse.de>
14825 PR middle-end/35043
14826 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
14827 to TYPE_DOMAINs base type instead of using bitsizetype here.
14829 2008-02-03 Jason Merrill <jason@redhat.com>
14831 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
14833 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14836 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
14837 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
14838 (RS/6000 and PowerPC Options): Fix typos and markup.
14839 * doc/passes.texi (Tree-SSA passes): Likewise.
14841 2008-02-02 Michael Matz <matz@suse.de>
14844 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
14845 from record_last_reg_set_info.
14846 (record_last_reg_set_info): Take an RTX argument, iterate over all
14847 constituent hardregs.
14848 (record_last_set_info, record_opr_changes): Change calls to
14849 new signature or to record_last_reg_set_info_regno.
14851 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
14853 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
14855 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
14857 PR rtl-optimization/34773
14858 * reg-notes.def (EQUAL): Mention significance of combination of
14859 REG_EQUAL and REG_RETVAL.
14860 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
14861 insn that has a REG_RETVAL.
14863 2008-02-01 Roger Sayle <roger@eyesopen.com>
14866 * configure.ac (--enable-fixed-point): Disable unless explicitly
14868 * configure: Regenerate.
14870 2008-02-01 Richard Guenther <rguenther@suse.de>
14873 * invoke.texi (-finline-limit): Remove no longer true parts
14874 of the documentation. Note that there is no default value.
14876 2008-02-01 Andrew Pinski <pinskia@gmail.com>
14877 Mark Mitchell <mark@codesourcery.com>
14878 Ben Elliston <bje@au.ibm.com>
14881 * doc/extend.texi (Other Builtins): Document.
14883 2008-01-31 Tom Browder <tom.browder@gmail.com>
14885 * doc/c-tree.texi (Types): Fix grammar.
14886 (Expression trees): Ditto.
14887 * doc/passes.texi (Tree-SSA passes): Ditto.
14889 * doc/configterms.texi (Configure Terms): Fix typo.
14890 * doc/cpp.texi (Common Predefined Macros): Ditto.
14891 * doc/md.texi (Machine Constraints): Ditto.
14893 * doc/makefile.texi (Makefile): Add comma.
14895 2008-01-31 Tom Browder <tom.browder@gmail.com>
14896 Gerald Pfeifer <gerald@pfeifer.com>
14898 * doc/sourcebuild.texi (Front End): Remove references to CVS
14899 and CVSROOT/modules.
14900 (Texinfo Manuals): Replace reference to CVS by one to SVN.
14901 (Back End): Remove reference to CVS.
14903 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
14906 * config/mips/mips.c (gen_load_const_gp): New function, taking a
14908 (mips16_gp_pseudo_reg): ...here.
14909 * config/mips/mips.md (load_const_gp): Replace with...
14910 (load_const_gp_<mode>): ...this :P-based insn.
14912 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14914 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
14915 options. Minor fixes.
14916 (-std): Move reference to standards closer to where language
14917 standards are first mentioned.
14919 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
14921 PR rtl-optimization/34995
14922 * reload.c (alternative_allows_const_pool_ref): Take an rtx
14923 parameter and return a bool. If the rtx parameter is nonnull,
14924 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
14925 (find_reloads): Update call accordingly. Pass the new operand
14926 if it needed no address reloads, otherwise pass null.
14928 2008-01-30 Richard Henderson <rth@redhat.com>
14931 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
14932 for unbounded arrays.
14934 2008-01-30 Silvius Rus <rus@google.com>
14936 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
14938 2008-01-30 Jan Hubicka <jh@suse.cz>
14941 * i386.c (init_cumulative_args): Use real function declaration when
14944 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
14946 PR rtl-optimization/34998
14947 * global.c (build_insn_chain): Treat non-subreg_lowpart
14948 SUBREGs of pseudos as clobbering all the words covered by the
14949 SUBREG, not just all the bytes.
14950 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
14951 original df_ref rather than an extract parameter.
14952 (global_conflicts): Update call accordingly.
14954 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
14956 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
14957 the overflow check to make it easier to read.
14958 (__fixtfdi): Change the type of the ll member in union
14959 long_double to UDItype_x.
14961 2008-01-30 Jakub Jelinek <jakub@redhat.com>
14963 PR middle-end/34969
14964 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
14965 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
14966 * tree-inline.c (fold_marked_statements): Call
14967 cgraph_update_edges_for_call_stmt if folding a call statement.
14968 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
14969 debug_generic_stmt calls, reset it back afterwards.
14972 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
14974 * c-typeck.c (build_external_ref): Don't pedwarn about
14975 static vars in current function's scope.
14977 2008-01-29 Joseph Myers <joseph@codesourcery.com>
14979 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
14981 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
14984 * ipa-struct-reorg.c: Fix spelling.
14985 * params.def: Ditto.
14987 2008-01-29 Richard Guenther <rguenther@suse.de>
14989 PR middle-end/35006
14990 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
14992 * tree-inline.c (remap_type): Increment remapping_type_depth
14993 around remapping types.
14994 (copy_body_r): Only add referenced variables if they are referenced
14995 from code, not types.
14997 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
15008 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
15009 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
15011 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
15014 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
15015 pointer for tiny stack.
15017 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15019 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
15021 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15023 * config/vx-common.h: Fix typo in comment.
15025 2008-01-28 Ian Lance Taylor <iant@google.com>
15029 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
15030 coalesce pointers if they have different DECL_NO_TBAA_P values.
15031 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
15032 between variables with different DECL_NO_TBAA_P values.
15034 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
15037 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
15038 are not legitimate small data references on SPE targets.
15040 2008-01-28 David Daney <ddaney@avtrex.com>
15042 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
15044 2008-01-28 David Daney <ddaney@avtrex.com>
15046 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
15048 2008-01-27 Joseph Myers <joseph@codesourcery.com>
15050 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
15051 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
15052 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
15053 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
15054 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15055 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
15056 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
15057 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
15059 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15061 * basic-block.h (condjump_equiv_p): Fix comment.
15063 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15065 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
15066 print_generic_stmt_indented): Fix comment.
15068 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15070 * configure.ac (__stack_chk_fail): Add detecion for availability
15071 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15072 * configure: Regenerate.
15074 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15076 PR middle-end/34688
15077 * final.c (output_addr_const): Handle TRUNCATE.
15079 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15082 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15083 (zero_cost, infinite_cost): New constants.
15084 (struct cost_pair): Change type of cost to comp_cost.
15085 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15086 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15088 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
15089 split_address_cost, ptr_difference_cost, difference_cost,
15090 get_computation_cost_at, get_computation_cost,
15091 determine_use_iv_cost_generic, determine_use_iv_cost_address,
15092 determine_use_iv_cost_condition, determine_use_iv_costs,
15093 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
15094 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
15095 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
15096 Change type of cost to comp_cost.
15097 (determine_iv_cost): Increase cost of non-original ivs, instead
15098 of decreasing the cost of original ones.
15099 (get_address_cost): Indicate the complexity of the addressing mode
15101 (try_add_cand_for): Prefer using ivs not specific to some object.
15102 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
15104 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
15105 Janis Johnson <janis187@us.ibm.com>
15108 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
15109 (TARGET_INSTANTIATE_DECLS): Likewise.
15110 * target.h (expand_to_rtl_hook): New target hook.
15111 (instantiate_decls): Likewise.
15112 * function.c (instantiate_decl): Make non-static. Rename to...
15113 (instantiate_decl_rtl): ... this.
15114 (instantiate_expr): Use instantiate_decl_rtl.
15115 (instantiate_decls_1): Likewise.
15116 (instantiate_decls): Likewise.
15117 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
15118 * function.h (instantiate_decl_rtl): Add prototype.
15119 * cfgexpand.c (target.h): New include.
15120 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
15121 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
15122 (TARGET_INSTANTIATE_DECLS): Likewise.
15123 (TARGET_INITIALIZER): New target hooks added.
15124 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
15126 * config/rs6000/rs6000.c (tree-flow.h): New include.
15127 (machine_function): Add sdmode_stack_slot field.
15128 (rs6000_alloc_sdmode_stack_slot): New function.
15129 (rs6000_instantiate_decls): Likewise.
15130 (rs6000_secondary_memory_needed_rtx): Likewise.
15131 (rs6000_check_sdmode): Likewise.
15132 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
15133 (TARGET_INSTANTIATE_DECLS): Likewise.
15134 (rs6000_hard_regno_mode_ok): Allow SDmode.
15135 (num_insns_constant): Likewise. Handle _Decimal32 constants.
15136 (rs6000_emit_move): Handle SDmode.
15137 (function_arg_advance): Likewise.
15138 (function_arg): Likewise.
15139 (rs6000_gimplify_va_arg): Likewise. Add special handling of
15140 SDmode var args for 32-bit compiles.
15141 (rs6000_secondary_reload_class): Handle SDmode.
15142 (rs6000_output_function_epilogue): Likewise.
15143 (rs6000_function_value): Simplify if statement.
15144 (rs6000_libcall_value): Likewise.
15145 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
15146 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
15147 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
15148 (movsd_hardfloat): New define_insn.
15149 (movsd_softfloat): Likewise.
15150 (movsd_store): Likewise.
15151 (movsd_load): Likewise.
15152 (extendsddd2): Likewise.
15153 (extendsdtd2): Likewise.
15154 (truncddsd2): Likewise.
15155 (movdd_hardfloat64): Fixup comment.
15156 (UNSPEC_MOVSD_LOAD): New constant.
15157 (UNSPEC_MOVSD_STORE): Likewise.
15159 2008-01-26 Jakub Jelinek <jakub@redhat.com>
15162 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
15164 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
15165 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
15166 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
15167 and TRUTH_XOR_EXPR.
15169 2008-01-26 David Edelsohn <edelsohn@gnu.org>
15172 * config.gcc: Separate AIX 5.3 from AIX 6.1.
15173 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15174 __LONGDOUBLE128 too.
15175 * config/rs6000/aix61.h: New file.
15177 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15179 PR rtl-optimization/34959
15180 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
15181 popcount and parity rtxes the same mode as their operand.
15182 Truncate or extend the result to the return value's mode
15185 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15188 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
15189 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
15190 to GOT_VERSION_REGNUM.
15191 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
15192 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
15193 * config/mips/mips.c (mips_emit_call_insn): New function.
15194 (mips_call_tls_get_addr): Call mips_expand_call directly.
15195 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
15197 (mips16_build_call_stub): Likewise. Return the call insn or null.
15198 (mips_expand_call): Update the call to mips16_build_call_stub
15199 accordingly and a remove redundant condition. Assert that MIPS16
15200 stubs do not use lazy binding. Use mips_emit_call_insn and return
15202 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
15204 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
15205 (mips_avoid_hazard): Remove hazard_set handling.
15206 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
15207 (UNSPEC_RESTORE_GP): ...this.
15208 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
15209 (FAKE_CALL_REGNO): Rename to...
15210 (GOT_VERSION_REGNUM): ...this.
15211 (type): Add "ghost" value. Add an associated insn reservation.
15212 (hazard_set): Remove.
15213 (exception_receiver): Rename to...
15214 (restore_gp): ...this and update the unspec identifier accordingly.
15215 (exception_receiver, nonlocal_got_receiver): New expanders.
15216 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
15217 FAKE_CALL_REGNO. Remove hazard_set attribute.
15218 (set_got_version, update_got_version): New patterns.
15220 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
15223 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
15225 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15228 * doc/install.texi2html: Generate gcc-vers.texi.
15230 2008-01-25 DJ Delorie <dj@redhat.com>
15232 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
15234 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15236 * config/c4x: Remove directory.
15237 * config.gcc (crx-*, mt-*): Mark obsolete.
15238 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
15239 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
15240 sh-*-rtemscoff*): Remove cases.
15241 * defaults.h (C4X_FLOAT_FORMAT): Remove.
15242 * real.c (encode_c4x_single, decode_c4x_single,
15243 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
15244 c4x_extended_format): Remove.
15245 * real.h (c4x_single_format, c4x_extended_format): Remove.
15246 * doc/extend.texi (interrupt, naked): Remove mention of attributes
15248 (Pragmas): Remove comment about c4x pragmas.
15249 * doc/install.texi (c4x): Remove target-specific instructions.
15250 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
15251 * doc/md.texi (Machine Constraints): Remove C4x documentation.
15252 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
15253 refer to C4x source files as examples.
15254 (C4X_FLOAT_FORMAT): Remove documentation.
15256 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
15258 * config/bfin/bfin.c (override_options): Reorder tests so that
15259 flag_pic gets enabled for -msep-data.
15261 2008-01-25 Richard Guenther <rguenther@suse.de>
15263 PR middle-end/32244
15264 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
15265 to its bitfield precision if required.
15267 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15269 PR middle-end/33880
15270 * tree-nested.c (walk_omp_for): New function.
15271 (convert_nonlocal_reference, convert_local_reference): Call
15272 walk_omp_for on OMP_FOR.
15273 (convert_call_expr): Call walk_body on OMP_FOR's
15274 OMP_FOR_PRE_INIT_BODY.
15276 2008-01-25 Richard Guenther <rguenther@suse.de>
15278 PR tree-optimization/34966
15279 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
15280 default defs and PHI_NODEs we have to insert after the
15281 defining statement.
15283 2008-01-24 Nick Clifton <nickc@redhat.com>
15285 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
15286 Provide a default definition.
15287 (LIBGCC2_UNITS_PER_WORD): Likewise.
15289 * config/stormy16/stormy16.c: Include df.h for the prototype
15290 for df_regs_ever_live_p.
15291 (xstormy16_expand_builtin_va_start): Convert the stack offset
15292 into a component_ref and then use POINTER_PLUS_EXPR to add it
15293 to the incoming_virtual_args_rtx.
15294 (xstormy16_gimplify_va_arg_expr): Rename to
15295 xstormy16_gimplify_va_arg_expr.
15296 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
15297 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
15298 xstormy16_gimplify_va_arg_expr.
15299 Fix up some formatting issues.
15301 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
15302 Move to predicates.md.
15303 (xs_hi_general_operand): Likewise.
15304 (xs_hi_nonmemory_operand): Likewise.
15305 * config/stormy16/predicates.md:
15306 (xstormy16_carry_plus_operand): New predicate.
15307 (xs_hi_general_operand): New predicate.
15308 (xs_hi_nonmemory_operand): New predicate.
15309 * config/stormy16/stormy16-protos.h:
15310 (xstormy16_carry_plus_operand): Delete prototype.
15311 (xs_hi_general_operand): Likewise.
15312 (xs_hi_nonmemory_operand): Likewise.
15314 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
15315 modifiers as they are no longer needed and they can trigger
15316 reload spill failures.
15318 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
15319 with a match_operand in order to help reload.
15321 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
15322 constraint with 'e' for the 8th alternative as this version of
15323 the mov.w instruction only accepts the lower 8 registers.
15325 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
15328 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
15329 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
15332 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15334 PR middle-end/33333
15335 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
15337 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15339 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
15341 (remove_structure): Update allocations list before removing structure.
15343 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15345 * ipa-struct-reorg.c (is_safe_cond_expr,
15346 create_new_stmts_for_cond_expr): Use integer_zerop function,
15347 that recognize not only zero-pointer, but zero-integer too.
15349 2008-01-25 Ben Elliston <bje@au.ibm.com>
15352 * fixproto: Escape "." in sed expression that strips leading "./".
15354 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
15357 * gcc.c (SWITCH_OK): Removed.
15358 (SWITCH_LIVE): Changed to bit.
15359 (SWITCH_FALSE): Likewise.
15360 (SWITCH_IGNORE): Likewise.
15361 (switchstr): Change live_cond to unsigned int.
15362 (process_command): Replace SWITCH_OK with 0.
15363 (do_self_spec): Likewise.
15364 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
15365 (give_switch): Likewise.
15366 (used_arg): Likewise.
15367 (do_spec_1): Set the SWITCH_IGNORE bit.
15368 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
15369 bits. Set the SWITCH_LIVE bit.
15371 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15373 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
15375 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
15377 PR tree-optimization/34472
15378 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
15379 parameter to a "bool *" and set *DATA to false if there is
15380 an unsafe access. Do not delete the structure here.
15381 (check_cond_exprs): Delete it here instead.
15382 (check_cond_exprs, exclude_cold_structs): Do not increase
15383 I when removing a structure.
15385 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
15388 * config/i386/i386.c (ix86_expand_vector_init): Consider only
15389 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
15391 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
15393 PR middle-end/34934
15394 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
15395 a fixed vector for stack.
15397 2008-01-24 Ben Elliston <bje@au.ibm.com>
15400 * doc/gcc.texi (Software development): Add a direntry for g++.
15402 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
15404 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
15405 stale and straggling -fforce-addr comments above.
15407 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
15409 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
15410 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
15412 2008-01-23 Michael Matz <matz@suse.de>
15415 * dwarf2out.c (force_type_die): Use modified_type_die instead of
15418 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
15420 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
15421 malloc result type.
15423 2008-01-23 Anatoly Sokolov <aesok@post.ru>
15425 * config/avr/avr.c (avr_current_arch): New variable.
15426 (avr_arch_types): Add 'avr31' and 'avr51' entries.
15427 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
15428 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
15429 (avr_override_options): Init 'avr_current_arch'.
15430 (base_arch_s): Move from here...
15431 * config/avr/avr.h (base_arch_s): ... here. Add new members
15432 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
15433 'mega' to 'have_jmp_call'.
15434 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
15435 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
15437 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
15439 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15440 MULTILIB_MATCHES): (Ditto.).
15442 2008-01-23 Richard Guenther <rguenther@suse.de>
15444 PR middle-end/31529
15445 * cgraphunit.c (cgraph_reset_node): Always mark the node
15446 not reachable if it is not queued already.
15448 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
15450 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
15451 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
15452 (cputype_selected): New static variable.
15453 (bfin_handle_option): Set it if -mcpu is used.
15454 (override_option): Select default set of workarounds if no cpu type
15455 selected on the command line.
15456 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
15458 From Michael Frysinger <michael.frysinger@analog.com>
15459 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
15460 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
15462 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
15463 for bf547, bf523, bf524, and bf526.
15464 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
15466 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15467 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
15468 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
15469 __ADSPBF547__ and __ADSPBF54x__ for bf547.
15470 * doc/invoke.texi (Blackfin Options): Document that
15471 -mcpu now accept bf547, bf523, bf524, and bf526.
15473 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
15475 PR rtl-optimization/34628
15476 * combine.c (try_combine): Stop and undo after the first combination
15477 if an autoincrement side-effect on the first insn has effectively
15480 2008-01-22 David Edelsohn <edelsohn@gnu.org>
15483 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
15484 Offset addresses are not valid for Altivec or paired float modes.
15486 2008-01-22 Jakub Jelinek <jakub@redhat.com>
15489 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
15490 if DECL_INITIAL (decl) is error_mark_node.
15493 * c-common.c (handle_vector_size_attribute): Only allow
15494 integral, scalar float and fixed point types. Handle OFFSET_TYPE
15495 the same way as pointer, array etc. types.
15496 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
15499 * tree.c (build_type_attribute_qual_variant): Call
15500 build_qualified_type if attributes are equal, but quals are not.
15502 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15505 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
15506 * flags.h (warn_strict_aliasing): Remove.
15507 (warn_strict_overflow): Remove.
15508 * opts.c (warn_strict_aliasing): Remove.
15509 (warn_strict_overflow): Remove.
15510 * c-opts.c (c_common_handle_option): -Wall only sets
15511 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
15512 (c_common_post_options): Give default values to -Wstrict-aliasing
15513 and -Wstrict-overflow if they are uninitialized.
15514 * common.opt (Wstrict-aliasing): Specify Var and Init.
15515 (Wstrict-overflow): Likewise.
15517 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15519 PR rtl-optimization/26854
15520 PR rtl-optimization/34400
15521 PR rtl-optimization/34884
15522 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
15524 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
15525 (df_rd_bb_info.expanded_lr_out): Deleted
15526 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
15527 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
15528 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15529 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15530 Removed code to allocate, initialize or free expanded_lr_out.
15531 (df_rd_bb_local_compute_process_def): Restructured to make more
15533 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
15534 sets if the sets are being trimmed.
15536 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
15539 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
15540 (as_vers): Likewise.
15541 * configure: Regenerated.
15543 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15545 PR middle-end/33092
15546 * tree-pass.h (pass_build_alias): New pass.
15547 * tree-ssa-alias.c (gate_build_alias): New.
15548 (pass_build_alias): New.
15549 * passes.c (init_optimization_passes): Add pass_build_alias after
15550 pass_create_structure_vars.
15552 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
15554 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
15555 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
15556 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
15557 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
15558 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
15559 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
15560 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
15561 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
15562 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
15563 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
15564 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
15565 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
15566 * config/s390/s390.md (FP_ALL): New mode iterator.
15567 (_d): New mode attribute.
15568 ("*signbit<mode>2>"): Changed mode of first operand.
15569 ("isinf<mode>2"): Changed mode of first operand.
15570 ("*TDC_insn"): Adaptation for DFP modes.
15572 2008-01-22 Ben Elliston <bje@au.ibm.com>
15574 * tree.c (check_qualified_type): Improve function description.
15576 2008-01-21 Jason Merrill <jason@redhat.com>
15579 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
15580 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
15583 2008-01-21 DJ Delorie <dj@redhat.com>
15585 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
15588 2008-01-21 Richard Guenther <rguenther@suse.de>
15590 PR middle-end/34856
15591 * tree-cfg.c (verify_expr): Allow all invariant expressions
15592 instead of just constant class ones as reference argument.
15593 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
15594 like any other constant.
15595 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15597 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
15599 * regmove.c (fixup_match_1): Update call crossed frequencies.
15601 2008-01-21 Richard Guenther <rguenther@suse.de>
15604 * tree-inline.c (setup_one_parameter): Deal with mismatched
15605 types using a VIEW_CONVERT_EXPR.
15607 2008-01-21 Alon Dayan <alond@il.ibm.com>
15608 Olga Golovanevsky <olga@il.ibm.com>
15610 PR tree-optimization/34701
15611 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
15612 when the structure size is not a power of 2.
15614 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
15616 * doc/install.texi: Add doc for --enable-checking=df.
15618 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
15620 PR rtl-optimization/34808
15621 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
15623 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15625 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
15628 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15630 PR rtl-optimization/26854
15631 PR rtl-optimization/34400
15632 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
15634 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
15635 (df_rd_bb_info.expanded_lr_out): New.
15636 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
15637 * loop_iv.c (iv_analysis_loop_init): Ditto.
15638 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15639 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15640 Added code to allocate, initialize or free expanded_lr_out.
15641 (df_rd_bb_local_compute_process_def): Restructured to make
15642 more understandable.
15643 (df_rd_confluence_n): Add code to do nothing with fake edges and
15644 code to no apply invalidate_by_call sets if the sets are being trimmed.
15645 (df_lr_local_finalize): Renamed to df_lr_finalize.
15646 (df_live_local_finalize): Renamed to df_live_finalize.
15648 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15651 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
15652 deciding whether to use reciprocal instructions.
15654 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
15656 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
15657 dwarf2out_note_section_used if cold_text_section is NULL.
15659 2008-01-19 Jakub Jelinek <jakub@redhat.com>
15661 PR gcov-profile/34610
15662 * tree-cfg.c (make_edges): Mark both outgoing edges from
15663 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
15664 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
15665 from OMP_FOR and OMP_CONTINUE outgoing edges.
15667 * tree-profile.c (tree_profiling): Return early if
15668 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
15670 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
15671 from cfun to child_cfun.
15672 * function.h (struct function): Add after_tree_profile bit.
15674 2008-01-19 Anatoly Sokolov <aesok@post.ru>
15676 * config/avr/avr.S (_exit): Disable interrupt.
15678 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15679 Steven Bosscher <stevenb.gcc@gmail.com>
15681 PR rtl-optimization/26854
15682 PR rtl-optimization/34400
15683 * df-problems.c (df_live_scratch): New scratch bitmap.
15684 (df_live_alloc): Allocate df_live_scratch when doing df_live.
15685 (df_live_reset): Clear the proper bitmaps.
15686 (df_live_bb_local_compute): Only process the artificial defs once
15687 since the order is not important.
15688 (df_live_init): Init the df_live sets only with the variables
15689 found live by df_lr.
15690 (df_live_transfer_function): Use the df_lr sets to prune the
15691 df_live sets as they are being computed.
15692 (df_live_free): Free df_live_scratch.
15694 2008-01-18 Ian Lance Taylor <iant@google.com>
15696 * common.opt: Add fmerge-debug-strings.
15697 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
15698 flag_merge_debug_strings rather than flag_merge_constants.
15699 * doc/invoke.texi (Option Summary): Mention
15700 -fmerge-debug-strings.
15701 (Debugging Options): Document -fmerge-debug-strings.
15703 2008-01-18 Ian Lance Taylor <iant@google.com>
15706 * tree.h (DECL_IS_OPERATOR_NEW): Define.
15707 (struct tree_function_decl): Add new field operator_new_flag.
15708 * tree-inline.c (expand_call_inline): When inlining a call to
15709 operator new, force the return value to go into a variable, and
15710 set DECL_NO_TBAA_P on that variable.
15711 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
15713 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
15716 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
15717 DWARF2_DEBUGGING_INFO.
15718 (dwarf2out_note_section_used): Ditto. Add prototype.
15719 (have_multiple_function_sections, text_section_used,
15720 cold_text_section_used, *cold_text_sections): Move declarations
15723 2008-01-17 Bob Wilson <bob.wilson@acm.org>
15725 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
15726 field and add signal_ra.
15727 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
15728 assignments to frame state pc. Move end of stack check after
15729 MD_FALLBACK_FRAME_STATE_FOR.
15730 (uw_update_context_1): Use frame state signal_regs if set, instead
15731 of checking signal_frame flag.
15732 (uw_update_context): Use frame state signal_ra if set.
15733 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
15734 * config/xtensa/linux-unwind.h: New file.
15736 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
15738 * modulo-sched.c (get_sched_window): Fix comment typo.
15740 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
15742 PR tree-optimization/34648
15743 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
15745 2008-01-17 Anatoly Sokolov <aesok@post.ru>
15747 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
15748 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
15750 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
15752 PR rtl-optimization/34400
15753 * df-core.c (df_worklist_dataflow_overeager,
15754 df_worklist_dataflow_doublequeue): New functions.
15755 (df_worklist_dataflow): Two different worklist solvers.
15756 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
15759 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15762 * doc/invoke.texi: Document the dependence on pthread for fopenmp
15763 and ftree-parallelize-loops.
15765 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
15767 PR rtl-optimization/34826
15768 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
15770 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
15772 * global.c (find_reg): Mark the eh regs as used if necessary.
15773 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
15774 * ra.h (struct allocno): no_eh_reg field added. Changed
15775 no_stack_reg type to bitfield.
15777 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
15779 * tree.c (substitute_in_expr): Add missing 'break'.
15781 2008-01-17 Richard Guenther <rguenther@suse.de>
15783 PR tree-optimization/34825
15784 * tree-ssa-math-opts.c (is_division_by): Do not recognize
15785 x / x as division to handle.
15787 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15789 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
15790 "-pthread" is specified.
15791 * pa-hpux11.h (LIB_SPEC): Likewise.
15793 2008-01-16 Janis Johnson <janis187@us.ibm.com>
15794 Peter Bergner <bergner@vnet.ibm.com>
15796 PR rtl-optimization/33796
15797 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
15799 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15801 PR libgfortran/34699
15802 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
15804 * pa-hpux10.h (LINK_SPEC): Likewise.
15805 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
15807 2008-01-16 Richard Guenther <rguenther@suse.de>
15809 PR middle-end/32628
15810 * fold-const.c (fold_convert_const_int_from_int): Do not
15811 set overflow if that occured only because of a sign extension
15812 change when converting from/to a sizetype with the same
15813 precision and signedness.
15815 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
15818 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
15819 location address to the correct place. Update copyright year.
15821 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15823 * lambda-code.c (lambda_transform_legal_p): Handle the case of
15824 no dependences in the dependence_relations vector.
15826 2008-01-16 Jan Hubicka <jh@suse.cz>
15828 PR rtl-optimization/31396
15829 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
15830 * cfg.c (dump_reg_info): Print it.
15831 * regs.h (struct reg_info_t): add freq_calls_crossed.
15832 (REG_FREQ_CALLS_CROSSED): New macro.
15833 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
15834 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
15835 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
15836 regmove_optimize): Update call crossed frequencies.
15837 * local-alloc.c (struct qty): Add freq_calls_crossed.
15838 (alloc_qty): Copute freq_calls_crossed.
15839 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
15840 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
15841 * ra.h (struct allocno): Add freq_calls_crossed.
15843 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15845 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
15846 libgomp when compiling with ftree-parallelize-loops.
15847 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
15849 2008-01-16 Richard Guenther <rguenther@suse.de>
15851 PR tree-optimization/34769
15852 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
15853 * tree.c (int_cst_value): Instead make this function more
15854 permissive in what it accepts as valid input. Document this
15855 function always sign-extends the value.
15857 2008-01-16 Jakub Jelinek <jakub@redhat.com>
15858 Richard Guenther <rguenther@suse.de>
15861 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
15862 (gimple_fold_indirect_ref_rhs): ... this.
15863 (gimple_fold_indirect_ref): New function with foldings
15864 that preserve lvalueness.
15865 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
15866 * tree-flow.h (gimple_fold_indirect_ref): Declare.
15867 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
15868 to fold an INDIRECT_REF, fall back to the old use of
15869 fold_indirect_ref_1.
15871 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15873 * tree-data-ref.c (subscript_dependence_tester_1): Call
15874 free_conflict_function.
15875 (compute_self_dependence): Same.
15877 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
15880 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
15881 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
15883 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
15884 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
15885 for DWARF2_UNWIND_INFO targets.
15887 2008-01-16 Richard Guenther <rguenther@suse.de>
15890 * c-typeck.c (common_pointer_type): Do not merge inconsistent
15891 type qualifiers for function types.
15893 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
15895 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
15896 loop_iterator li from previous commit.
15898 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
15900 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
15902 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
15904 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
15905 (parallelize_loops): Don't parallelize irreducible components.
15907 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15910 * c-opts (c_common_post_options): Do not enable CPP
15911 flag_pedantic_errors by default.
15913 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
15915 PR rtl-optimization/31944
15916 * cse.c (remove_pseudo_from_table): New function.
15917 (merge_equiv_classes): Use above function to remove pseudo-registers.
15918 (invalidate): Likewise.
15920 2008-01-13 Richard Guenther <rguenther@suse.de>
15922 PR middle-end/34601
15923 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
15924 instead of TYPE_MODE to deal with calls from expand_one_error_var.
15926 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
15928 * gcse.c (cprop_jump): Call validate_unshare_change instead of
15929 validate_change to unshare the source of the PC set.
15931 2008-01-12 Jan Hubicka <jh@suse.cz>
15933 PR middle-end/32135
15934 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
15935 references above array bounds. This might trigger bounds checks for
15936 pointers to arrays.
15938 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
15940 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
15941 new_replaceable_dependencies.
15943 2008-01-12 Doug Kwan <dougkwan@google.com>
15945 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
15946 instead of OPT_Wreturn_type in warning due to ignored return type
15948 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
15949 options included in -Wextra.
15950 * c.opt: New option -Wignored_qualifiers.
15951 * doc/invoke.texi (Warning Options, -Wextra): Add new option
15952 -Wignore_qualifiers.
15953 (-Wignored-qualifiers): Document.
15954 (-Wreturn-type): Remove description of functionality now handled
15955 by -Wignored-qualifiers.
15957 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
15960 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
15961 NOP_EXPR if it is between integral types with the same precision.
15963 2008-01-12 Jan Hubicka <jh@suse.cz>
15966 * invoke.texi (max-inline-recursive-depth): Fix default value.
15968 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
15970 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
15973 2008-01-11 Bob Wilson <bob.wilson@acm.org>
15975 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
15977 2008-01-11 James E. Wilson <wilson@specifix.com>
15980 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
15982 2008-01-11 Anatoly Sokolov <aesok@post.ru>
15984 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
15985 save/restore frame pointer register and don't use 'call-prologues'
15986 optimization in function with "OS_task" attribute.
15988 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
15990 PR middle-end/31309
15991 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
15992 when copying to memory.
15994 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
15996 PR rtl-optimization/30905
15997 * cfgcleanup.c: Include dce.h
15998 (crossjumps_occured): New global variable.
15999 (try_crossjump_bb): Exit loop after finding a fallthru edge.
16000 If something changed, set crossjumps_occured to true.
16001 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
16002 Don't add/remove fake edges to exit here...
16003 (cleanup_cfg): ...but do it here, when crossjumping.
16004 Run a fast DCE when successful crossjumps occured in the latest
16005 iteration of try_optimize_cfg.
16007 2008-01-11 Richard Guenther <rguenther@suse.de>
16009 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
16010 (struct vn_unary_op_s): Likewise.
16011 (vn_reference_insert): Free old reference on hash collision.
16013 2008-01-10 Raksit Ashok <raksit@google.com>
16015 PR rtl-optimization/27971
16016 * combine.c (find_split_point): Split PLUS expressions which are
16017 inside a MEM rtx, and whose first operand is complex.
16019 2008-01-10 DJ Delorie <dj@redhat.com>
16021 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
16022 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
16023 (m32c_hard_regno_ok): Call the underlying function.
16025 2008-01-10 Richard Guenther <rguenther@suse.de>
16027 PR middle-end/34683
16028 * tree-cfg.c (tree_merge_blocks): Do not go through the
16029 full-blown folding and stmt updating path if we just deal
16030 with virtual operands.
16031 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
16032 test for abnormal SSA_NAMEs.
16034 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
16036 PR middle-end/34641
16037 * reload.c (push_reload): Add assertions. All constants from
16038 reg_equiv_constant should have been used for replacing the respective
16040 (find_reloads_address): Invoke find_reloads_address_part for
16041 constant taken from the reg_equiv_constant array.
16043 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
16045 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
16046 field (valnum) the first in the struct. Replace bools with
16049 2008-01-10 Richard Guenther <rguenther@suse.de>
16051 PR tree-optimization/34651
16052 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
16053 types and ordering for masking and converting.
16055 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
16057 PR tree-optimization/34017
16058 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
16059 also for PHI_NODE expressions.
16061 2008-01-09 Jan Hubicka <jh@suse.cz>
16063 PR tree-optimization/34708
16064 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
16065 based on number of case labels.
16066 (init_inline_once): Remove switch_cost.
16067 * tree-inline.h (eni_weights_d): Remove switch_cost.
16069 2008-01-09 Richard Guenther <rguenther@suse.de>
16070 Andrew Pinski <andrew_pinski@playstation.sony.com>
16072 PR middle-end/30132
16073 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16074 temporary if an rvalue is ok or an lvalue is not required.
16076 2008-01-09 Richard Guenther <rguenther@suse.de>
16078 PR middle-end/34458
16079 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16080 adjust return type.
16082 2008-01-09 Richard Guenther <rguenther@suse.de>
16084 PR middle-end/34679
16085 * tree.c (host_integerp): Check for sizetype only if the
16086 type is an integer type.
16088 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
16091 * opts.c (decode_options): Disable inlining of functions called
16092 once if not in unit-at-a-time mode.
16094 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
16096 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
16098 2008-01-08 Richard Guenther <rguenther@suse.de>
16100 PR middle-end/31863
16101 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
16102 out early if the result will be unused.
16104 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16109 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16110 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16113 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
16115 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
16116 for vectorization tuned.
16118 2008-01-08 Richard Guenther <rguenther@suse.de>
16120 PR tree-optimization/34683
16121 * tree-ssa-operands.c (operand_build_cmp): Export.
16122 * tree-ssa-operands.h (operand_build_cmp): Declare.
16123 * tree-vn.c (vuses_compare): Remove.
16124 (sort_vuses): Use operand_build_cmp.
16125 (sort_vuses_heap): Likewise.
16126 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
16127 to re-use old VEC if available. Do not sort already sorted VUSEs.
16128 (vdefs_to_vec): Do not sort already sorted VDEFs.
16130 2008-01-08 Jakub Jelinek <jakub@redhat.com>
16132 PR middle-end/34694
16133 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
16135 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16138 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
16139 limitations of reciprocal sequences on x86 targets.
16141 2008-01-08 Richard Guenther <rguenther@suse.de>
16143 PR tree-optimization/34683
16144 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
16146 2008-01-07 Jakub Jelinek <jakub@redhat.com>
16149 * config/darwin.c (darwin_mergeable_string_section): Don't use
16150 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
16152 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
16155 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16156 negxf2. Macroize expander using X87MODEF mode iterator. Change
16157 predicates of op0 and op1 to register_operand.
16158 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
16159 expander using X87MODEF mode iterator. Change predicates of
16160 op0 and op1 to register_operand.
16161 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
16162 corresponding patterns and macroize using MODEF macro. Change
16163 predicates of op0 and op1 to register_operand and remove
16164 "m" constraint. Disparage "r" alternative with "!".
16165 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
16166 macroize using X87MODEF macro. Change predicates of op0 and op1
16167 to register_operand and remove "m" constraint. Disparage "r"
16168 alternative with "!".
16169 (absneg splitter with memory operands): Remove.
16170 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
16171 patterns and macroize using X87MODEF mode iterator.
16172 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
16173 Change predicate of op1 to register_operand.
16174 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
16175 for memory operands.
16177 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
16179 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
16181 2008-01-07 Richard Guenther <rguenther@suse.de>
16183 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
16186 2008-01-07 Richard Guenther <rguenther@suse.de>
16188 PR tree-optimization/34683
16189 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
16190 VOPs of the needed size to save memory. Use VEC_quick_push
16191 to save compile-time.
16192 (vdefs_to_vec): Likewise.
16194 2008-01-07 Sa Liu <saliu@de.ibm.com>
16196 * config/spu/spu.md (divdf3): Genetate inline code for double
16197 division. The implementation doesn't handle INF or NAN, therefore it
16198 only applies when -ffinite-math-only is given.
16200 2008-01-06 Paolo Carlini <pcarlini@suse.de>
16203 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
16204 * doc/cpp.texi ([Common Predefined Macros]): Document.
16206 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
16208 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
16209 order to use commutative addition instead of subtraction.
16211 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16212 Mircea Namolaru <namolaru@il.ibm.com>
16213 Vladimir Yanovsky <yanov@il.ibm.com>
16214 Revital Eres <eres@il.ibm.com>
16216 PR tree-optimization/34263
16217 * tree-outof-ssa.c (process_single_block_loop_latch,
16218 contains_tree_r): New functions.
16219 (analyze_edges_for_bb): Call process_single_block_loop_latch
16220 function to empty single-basic-block latch block if possible.
16222 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16224 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16226 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
16228 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16230 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
16232 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16234 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
16236 2008-01-05 Jakub Jelinek <jakub@redhat.com>
16238 PR tree-optimization/34618
16239 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
16242 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16245 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
16246 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
16247 Update copyright year.
16249 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
16250 Update copyright year.
16251 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
16254 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
16256 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
16257 edge does not point to current bb before changing need_assert.
16259 2008-01-04 Richard Guenther <rguenther@suse.de>
16261 PR middle-end/34029
16262 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
16263 for verifying purposes if they are is_gimple_min_invariant.
16265 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
16267 PR tree-optimization/34448
16268 PR tree-optimization/34465
16269 * gimplify.c (gimplify_init_constructor): Add new parameter
16270 notify_temp_creation. Use it.
16271 (gimplify_modify_expr_rhs): Take volatiles into account when
16272 optimizing constructors.
16273 Do not optimize constructors if gimplify_init_constructor will dump to
16275 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
16276 * gcc.c-torture/compile/pr34448.c: New.
16278 2008-01-04 Jakub Jelinek <jakub@redhat.com>
16280 PR gcov-profile/34609
16281 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
16282 return_slot if result is TREE_ADDRESSABLE.
16284 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
16286 * config/mips/mips.md (sqrt_condition): Tweak comment.
16287 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
16289 2008-01-03 Tom Tromey <tromey@redhat.com>
16292 * c-common.c (c_type_hash): Handle VLAs.
16294 2008-01-03 Jan Hubicka <jh@suse.cz>
16296 PR tree-optimization/31081
16297 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
16298 0 when inlining and not inlining to first basic block.
16299 (remap_decl): When var is initialized to 0, don't set default_def.
16300 (expand_call_inline): Set entry_bb.
16301 * tree-inline.h (copy_body_data): Add entry_bb.
16303 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16306 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16309 PR tree-optimization/29484
16310 * tree-inline.c (inline_forbidden_p_2): New function.
16311 (inline_forbidden_p): Disallow inlining if some static var
16312 has an address of a local LABEL_DECL in its initializer.
16313 * doc/extend.texi (Labels as Values): Document &&foo behaviour
16316 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
16318 PR tree-optimization/34635
16319 * tree-data-ref.c (add_other_self_distances): Make sure that the
16320 evolution step is constant.
16322 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16324 PR middle-end/34608
16325 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
16327 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
16329 * tree-sra.c (scalarize_init): Insert the generate_element_init
16330 statements after the generate_element_zero statements.
16332 2008-01-02 Richard Guenther <rguenther@suse.de>
16334 PR middle-end/34093
16335 PR middle-end/31976
16336 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
16337 for very large number of operands instead of ICEing.
16339 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
16342 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
16343 while stack probing.
16345 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
16347 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
16350 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
16352 PR libmudflap/26442
16353 * tree-mudflap.c (mx_register_decls): Guard warning by
16354 !DECL_ARTIFICIAL check.
16356 2008-01-01 Jakub Jelinek <jakub@redhat.com>
16358 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
16359 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
16360 sse5_perm<mode>): Fix constraints.